ack/mach/m68k4/ncg/table

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/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
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rscid = "$Header$"
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/********************************
* *
* 68000, 68010 and 68020 *
* back end table *
* *
********************************/
#include "whichone.h"
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#if TBL68881 && ! TBL68020
Something very wrong here!
#endif
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#if WORD_SIZE!=2 && WORD_SIZE!=4
Something very wrong here!
#endif
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/* #define FANCY_MODES 1
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/* On the M68020, there are some real fancy addressing modes.
Their use makes the code a bit shorter, but also much slower.
The FANCY_MODES #define enables the use of these addressing
modes.
*/
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#define small(x) ((x)>=1 && (x)<=8)
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#define directadd(x) (small(x) || (x)>128)
#define directsub(x) (directadd(0-x))
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#define nicesize(x) ((x)==1||(x)==2||(x)==4||(x)==8)
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#define low8(x) ((x) & 0377)
#define low16(x) ((x) & 0177777)
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#define in_1(x) sfit(x,8)
#define in_2(x) sfit(x,16)
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EM_WSIZE = WORD_SIZE
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EM_PSIZE = 4
EM_BSIZE = 8
SL = 8
TIMEFACTOR = 1/2
PROPERTIES
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D_REG /* data registers */
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A_REG(4) /* address registers */
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DD_REG /* allocatable D_REG, may not be a register variable */
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AA_REG(4) /* allocatable A_REG, may not be a register variable */
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RD_REG /* data register, register var */
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RA_REG(4) /* address register, register var */
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#if WORD_SIZE==2
D_REG4(4) /* data register, 4 bytes */
DD_REG4(4) /* allocatable D_REG, 4 bytes */
#else
#define D_REG4 D_REG
#define DD_REG4 DD_REG
#endif
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#if TBL68881
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FS_REG(4) /* floating point register */
FD_REG(8) /* double floating point register */
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#endif
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REGISTERS
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d0, d1, d2 :D_REG, DD_REG.
d3, d4, d5, d6, d7 :D_REG, RD_REG regvar.
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#if WORD_SIZE==2
dl0("d0")=d0, dl1("d1")=d1, dl2("d2")=d2 :D_REG4, DD_REG4.
#else
#define dl0 d0
#define dl1 d1
#define dl2 d2
#endif
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a0, a1 :A_REG, AA_REG.
a2, a3, a4, a5 :A_REG, RA_REG regvar(reg_pointer).
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lb ("a6"), sp :A_REG. /* localbase and stack pointer */
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#if TBL68881
F0 ("fp0"), F1 ("fp1"), F2 ("fp2"), F3 ("fp3"), F4 ("fp4"), F5 ("fp5"),
F6 ("fp6"), F7 ("fp7") :FS_REG.
fp0=F0,fp1=F1,fp2=F2,fp3=F3,fp4=F4,fp5=F5,fp6=F6,fp7=F7
:FD_REG.
#endif
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TOKENS
/* Not all addressing modes available on the MC68020 are used in this
* table. E.g (Dn), data register indirect is not used. Compared to
* (An), address register indirect, (Dn) requires two more bytes and
* several more clock cycles. Using (Dn) is even more expensive in
* time than first moving Dn to an address register An, and then using
* (An). For this kind of reasons several addressing modes are
* not used in this table.
*
* Cost in bytes may sometimes be incorrect. Several effective addresses
* use displacements that can occupy either 2 or 4 bytes. These are not
* considered different TOKENS in this table.
*
* Data registers are the only registers used as index registers in this
* table; address registers are only used to hold addresses.
*
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* For the m68k2 and m68k4 table: the MC68000 and MC68010 have two
* modes that use displacements (offsets) of limited size:
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* - offset(A_REG, Index_reg), where offset is only 8 bits, and
* - offset(A_REG), where offset can only be 16 bits.
* To make sure that no output is given with offsets too large, two
* extra tokens are declared: t_regAregXcon and t_regAcon. These are
* used as addresses to these modes. Whenever the displacements become
* too large, they are transformed into different tokens.
*
* Sometimes some TOKENS are used with displacements (offsets) of 0.
* It would have been possible to provide separate TOKENS for these, in
* case the assembler doesn't handle zero offsets optimally. This
* however would mean a very large amount of extra TOKENS and SETS for
* a very small profit in code bytes, so we won't do that.
*
* To prevent the TOKENS list from getting too unreadable, #ifdefs are
* used to form three parts:
* (i) the common part;
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* (ii) the m68k2 and m68k4 part;
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* (iii) the m68020 part;
*/
/* Part (i) */
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zero_const = {INT num;} WORD_SIZE cost(0,0) "#" num .
small_const = {INT num;} WORD_SIZE cost(0,0) "#" num .
bconst = {INT num;} WORD_SIZE cost(0,0) "#" num .
const = {INT num;} WORD_SIZE cost(4,4) "#" num .
#if WORD_SIZE==2
/* ??? "string+const */
zero_const4 = {INT num;} 4 cost(0,0) "#" num .
small_const4 = {INT num;} 4 cost(0,0) "#" num .
bconst4 = {INT num;} 4 cost(0,0) "#" num .
const4 = {ADDR num;} 4 cost(4,4) "#" num .
#endif
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indirect4 = {A_REG reg;} 4 cost(0,4) "(" reg ")" .
post_inc4 = {A_REG reg;} 4 cost(0,4) "(" reg ")+" .
pre_dec4 = {A_REG reg;} 4 cost(0,5) "-(" reg ")" .
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dreg4 = {D_REG4 reg;} 4 cost(0,0) reg .
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areg = {A_REG reg;} 4 cost(0,0) reg .
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dreg2 = {D_REG reg;} WORD_SIZE cost(0,0) reg .
indirect2 = {A_REG reg;} WORD_SIZE cost(0,4) "(" reg ")" .
post_inc2 = {A_REG reg;} WORD_SIZE cost(0,4) "(" reg ")+" .
pre_dec2 = {A_REG reg;} WORD_SIZE cost(0,5) "-(" reg ")" .
dreg1 = {D_REG reg;} WORD_SIZE cost(0,0) reg .
indirect1 = {A_REG reg;} WORD_SIZE cost(0,4) "(" reg ")" .
post_inc1 = {A_REG reg;} WORD_SIZE cost(0,4) "(" reg ")+" .
pre_dec1 = {A_REG reg;} WORD_SIZE cost(0,5) "-(" reg ")" .
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ext_addr = {ADDR bd;} 4 cost(4,5) "#" bd .
llabel = {ADDR bd;} 4 cost(2,0) bd .
slabel = {ADDR bd;} 4 cost(0,0) bd .
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/* check this out */
extend1 = {D_REG reg;} WORD_SIZE cost(0,0) reg .
#if WORD_SIZE==2
extend1_4 = {D_REG4 reg;} 4 cost(0,0) reg .
#else
#define extend1_4 extend1
#endif
extend2 = {D_REG4 reg;} 4 cost(0,0) reg .
#ifndef TBL68020
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/* Part (ii) */
absolute4 = {ADDR bd;} 4 cost(4,8) bd .
offsetted4 = {A_REG reg; INT bd;} 4 cost(2,6) bd "(" reg ")" .
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index_off4 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} 4 cost(2,7)
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bd "(" reg "," xreg ".l)" .
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absolute2 = {ADDR bd;} WORD_SIZE cost(4,6) bd .
offsetted2 = {A_REG reg; INT bd;} WORD_SIZE cost(2,4) bd "(" reg ")" .
index_off2 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} WORD_SIZE cost(2,5)
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bd "(" reg "," xreg ".l)" .
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absolute1 = {ADDR bd;} WORD_SIZE cost(4,6) bd .
offsetted1 = {A_REG reg; INT bd;} WORD_SIZE cost(2,4) bd "(" reg ")" .
index_off1 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} WORD_SIZE cost(2,5)
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bd "(" reg "," xreg ".l)" .
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LOCAL = {INT bd;} WORD_SIZE cost(2,6) bd "(a6)" .
#if WORD_SIZE==2
/* pointers may go into DLOCAL's */
DLOCAL = {INT bd;} 4 cost(2,6) bd "(a6)" .
#endif
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local_addr = {INT bd;} 4 cost(2,6) bd "(a6)" .
regAcon = {A_REG reg; INT bd;} 4 cost(2,6) bd "(" reg ")" .
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regAregXcon = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} 4 cost(2,8)
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bd "(" reg "," xreg ".l)" .
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/* note: in the m68k[24] version %sc always equals 1 */
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t_regAregXcon = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} 4 cost(2,8) .
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t_regAcon = {A_REG reg; INT bd;} 4 cost(2,6) .
#else TBL68020
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/* Part (iii) */
absolute4 = {ADDR bd;} 4 cost(4,7) "(" bd ")" .
offsetted4 = {A_REG reg; INT bd;} 4 cost(2,6) "(" bd "," reg ")" .
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index_off4 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} 4 cost(4,9)
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"(" bd "," reg "," xreg ".l*" sc ")" .
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abs_index4 = {INT sc; D_REG4 xreg; ADDR bd;} 4 cost(6,9)
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"(" bd "," xreg ".l*" sc ")" .
OFF_off4 = {A_REG reg; INT bd; ADDR od;} 4 cost(6,19)
"([" bd "," reg "]," od ")" .
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OFF_indoff4 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} 4 cost(6,19)
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"([" bd "," reg "]," xreg ".l*" sc "," od ")" .
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INDOFF_off4 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} 4 cost(6,19)
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"([" bd "," reg "," xreg ".l*" sc "]," od ")" .
ABS_off4 = {ADDR bd; ADDR od;} 4 cost(8,22) "([" bd "]," od ")" .
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ABS_indoff4 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} 4 cost(8,22)
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"([" bd "]," xreg ".l*" sc "," od ")" .
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ABSIND_off4 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} 4 cost(8,22)
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"([" bd "," xreg ".l*" sc "]," od ")" .
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absolute2 = {ADDR bd;} WORD_SIZE cost(4,7) "(" bd ")" .
offsetted2 = {A_REG reg; INT bd;} WORD_SIZE cost(2,6) "(" bd "," reg ")" .
index_off2 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} WORD_SIZE cost(4,9)
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"(" bd "," reg "," xreg ".l*" sc ")" .
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abs_index2 = {INT sc; D_REG4 xreg; ADDR bd;} WORD_SIZE cost(6,9)
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"(" bd "," xreg ".l*" sc ")" .
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OFF_off2 = {A_REG reg; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "]," od ")" .
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OFF_indoff2 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "]," xreg ".l*" sc "," od ")" .
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INDOFF_off2 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "," xreg ".l*" sc "]," od ")" .
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ABS_off2 = {ADDR bd; ADDR od;} WORD_SIZE cost(8,22) "([" bd "]," od ")" .
ABS_indoff2 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} WORD_SIZE cost(8,22)
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"([" bd "]," xreg ".l*" sc "," od ")" .
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ABSIND_off2 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} WORD_SIZE cost(8,22)
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"([" bd "," xreg ".l*" sc "]," od ")" .
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absolute1 = {ADDR bd;} WORD_SIZE cost(4,7) "(" bd ")" .
offsetted1 = {A_REG reg; INT bd;} WORD_SIZE cost(2,6) "(" bd "," reg ")" .
index_off1 = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} WORD_SIZE cost(4,9)
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"(" bd "," reg "," xreg ".l*" sc ")" .
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abs_index1 = {INT sc; D_REG4 xreg; ADDR bd;} WORD_SIZE cost(6,9)
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"(" bd "," xreg ".l*" sc ")" .
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OFF_off1 = {A_REG reg; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "]," od ")" .
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OFF_indoff1 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "]," xreg ".l*" sc "," od ")" .
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INDOFF_off1 = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} WORD_SIZE cost(6,19)
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"([" bd "," reg "," xreg ".l*" sc "]," od ")" .
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ABS_off1 = {ADDR bd; ADDR od;} WORD_SIZE cost(8,22) "([" bd "]," od ")" .
ABS_indoff1 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} WORD_SIZE cost(8,22)
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"([" bd "]," xreg ".l*" sc "," od ")" .
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ABSIND_off1 = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} WORD_SIZE cost(8,22)
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"([" bd "," xreg ".l*" sc "]," od ")" .
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LOCAL = {INT bd;} WORD_SIZE cost(2,6) "(" bd ",a6)" .
#if WORD_SIZE==2
/* pointers may go into DLOCAL's */
DLOCAL = {INT bd;} 4 cost(2,6) "(" bd ",a6)" .
#endif
ILOCAL = {INT bd;} WORD_SIZE cost(4,16) "([" bd ",a6])" .
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/* check this out !!! ??? */
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local_addr = {INT bd;} 4 cost(2,3) "(" bd ",a6)" .
regAcon = {A_REG reg; INT bd;} 4 cost(2,3) "(" bd "," reg ")" .
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regAregXcon = {A_REG reg; D_REG4 xreg; INT sc; INT bd;} 4 cost(2,7)
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"(" bd "," reg "," xreg ".l*" sc ")" .
off_con = {A_REG reg; INT bd; ADDR od;} 4 cost(6,18)
"([" bd "," reg "]," od ")".
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off_regXcon = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} 4 cost(6,18)
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"([" bd "," reg "]," xreg ".l*" sc "," od ")" .
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indoff_con = {A_REG reg; D_REG4 xreg; INT sc; INT bd; ADDR od;} 4 cost(6,18)
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"([" bd "," reg "," xreg ".l*" sc "]," od ")" .
abs_con = {ADDR bd; ADDR od;} 4 cost(8,21) "([" bd "]," od ")" .
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abs_regXcon = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} 4 cost(8,21)
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"([" bd "]," xreg ".l*" sc "," od ")" .
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absind_con = {INT sc; D_REG4 xreg; ADDR bd; ADDR od;} 4 cost(8,21)
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"([" bd "," xreg ".l*" sc "]," od ")" .
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ext_regX = {INT sc; D_REG4 xreg; ADDR bd;} 4 cost(6,15)
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"(" bd "," xreg ".l*" sc ")" .
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regX = {INT sc; D_REG4 xreg;} 4 cost(2,7) "(" xreg ".l*" sc ")" .
DREG_pair = {D_REG4 reg1; D_REG4 reg2;} 8 cost(2,0) reg1 ":" reg2 .
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#define t_regAregXcon regAregXcon
#define t_regAcon regAcon
#endif TBL68020
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#if WORD_SIZE!=2
#define DLOCAL LOCAL
#endif
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SETS
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/* The SETS list cannot be kept as 'readable' as the TOKENS
* list because cgg is one pass.
* We makes use of the fact that sets are indeed sets. Thus
* D_REG + D_REG4 == D_REG, when the wordsize is 4.
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*/
sconsts = small_const + bconst .
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consts = const + sconsts + zero_const.
#if WORD_SIZE!=2
#define small_const4 small_const
#define zero_const4 zero_const
#define bconst4 bconst
#define const4 const
#define sconsts4 sconsts
#define consts4 consts
#else
sconsts4 = small_const4 + bconst4 .
consts4 = const4 + sconsts4 + zero_const4.
#endif
#ifndef TBL68020
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/* A m68k2/m68k4 part */
data4 = D_REG4 + DLOCAL + consts4 + post_inc4 + pre_dec4 +
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indirect4 + offsetted4 + index_off4 + absolute4 +
ext_addr + dreg4 .
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memory4 = data4 - D_REG4 - dreg4 .
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control4 = indirect4 + offsetted4 + index_off4 + absolute4 +
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DLOCAL.
alterable4 = data4 + A_REG - consts4 - ext_addr .
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any4 = data4 + A_REG . /* all four above together */
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#if WORD_SIZE==2
data2 = D_REG + LOCAL + dreg2 + post_inc2 + pre_dec2 +
indirect2 + offsetted2 + index_off2 + absolute2 +
consts .
memory2 = data2 - D_REG - dreg2 .
control2 = indirect2 + offsetted2 + index_off2 + absolute2 + LOCAL.
#else
data2 = dreg2 + post_inc2 + pre_dec2 + indirect2 +
offsetted2 + index_off2 + absolute2 + consts .
memory2 = data2 - dreg2 .
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control2 = indirect2 + offsetted2 + index_off2 + absolute2 .
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#endif
alterable2 = data2 + D_REG - consts .
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any2 = data2 + D_REG .
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data1 = dreg1 + post_inc1 + pre_dec1 + indirect1 +
offsetted1 + index_off1 + absolute1 + consts .
memory1 = data1 - dreg1 .
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control1 = indirect1 + offsetted1 + index_off1 + absolute1 .
alterable1 = data1 + D_REG - consts .
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any1 = data1 + D_REG .
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#else TBL68020
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data4 = D_REG4 + indirect4 + post_inc4 + pre_dec4 + index_off4 +
offsetted4 + OFF_off4 + OFF_indoff4 +
INDOFF_off4 + dreg4 +
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ABS_off4 + ABS_indoff4 + ABSIND_off4 +
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absolute4 + abs_index4 + consts4 + ext_addr +
DLOCAL
#if WORD_SIZE!=2
+ ILOCAL
#endif
.
memory4 = data4 - D_REG4 - dreg4 .
control4 = memory4 - (post_inc4 + pre_dec4 + consts4 + ext_addr).
alterable4 = data4 + A_REG - consts - ext_addr .
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any4 = data4 + A_REG . /* all four above together */
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#if WORD_SIZE==2
data2 = D_REG + LOCAL+ ILOCAL+
dreg2 + indirect2 + post_inc2 + pre_dec2 + index_off2 +
offsetted2 + OFF_off2 + OFF_indoff2 +
INDOFF_off2 +
ABS_off2 + ABS_indoff2 + ABSIND_off2 +
absolute2 + abs_index2 + consts .
memory2 = data2 - D_REG - dreg2 .
#else
data2 = dreg2 + indirect2 + post_inc2 + pre_dec2 + index_off2 +
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offsetted2 + OFF_off2 + OFF_indoff2 +
INDOFF_off2 +
ABS_off2 + ABS_indoff2 + ABSIND_off2 +
absolute2 + abs_index2 + consts .
memory2 = data2 - dreg2 .
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#endif
control2 = memory2 - (post_inc2 + pre_dec2 + consts ) .
alterable2 = data2 + D_REG - consts .
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any2 = data2 + D_REG. /* all four above together */
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data1 = dreg1 + indirect1 + post_inc1 + pre_dec1 + index_off1 +
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offsetted1 + OFF_off1 + OFF_indoff1 +
INDOFF_off1 +
ABS_off1 + ABS_indoff1 + ABSIND_off1 +
absolute1 + abs_index1 + consts .
memory1 = data1 - dreg1 .
control1 = memory1 - (post_inc1 + pre_dec1 + consts ) .
alterable1 = data1 + D_REG - consts .
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any1 = data1 + D_REG. /* all four above together */
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#endif TBL68020
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/* This is a common part */
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#if WORD_SIZE==2
/* Not any4, since any is used in 'with' and not in 'kills' */
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any = any2 + any1 .
#else
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any = any4 + any2 + any1 .
#endif
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control = control4 + control2 + control1 .
indirect = indirect4 + indirect2 + indirect1 .
offsetted = offsetted4 + offsetted2 + offsetted1 .
index_off = index_off4 + index_off2 + index_off1 .
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absolute = absolute4 + absolute2 + absolute1 .
pre_post = pre_dec4 + pre_dec2 + pre_dec1 +
post_inc4 + post_inc2 + post_inc1 .
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#ifndef TBL68020
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/* A m68k2/m68k4 part */
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regind_addr = regAcon + regAregXcon + t_regAcon + t_regAregXcon .
address = ext_addr + local_addr + regAcon + regAregXcon .
all_regind = indirect + offsetted + pre_post + index_off +
regind_addr + areg .
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all_indir = all_regind .
allexceptcon = ALL - ( D_REG + A_REG + consts + dreg2 + dreg1 +
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local_addr + ext_addr + regAcon + regAregXcon +
t_regAcon + t_regAregXcon ) .
use_index = index_off4 + index_off2 + index_off1 .
#else TBL68020
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reg_memind4 = OFF_off4 + OFF_indoff4 + INDOFF_off4 .
memind4 = reg_memind4 +
ABS_off4 + ABS_indoff4 .
reg_memind2 = OFF_off2 + OFF_indoff2 + INDOFF_off2 .
memind2 = reg_memind2 +
ABS_off2 + ABS_indoff2 .
reg_memind1 = OFF_off1 + OFF_indoff1 + INDOFF_off1 .
memind1 = reg_memind1 +
ABS_off1 + ABS_indoff1 .
reg_memind = reg_memind4 + reg_memind2 + reg_memind1 .
memind = memind4 + memind2 + memind1 .
regind_addr = regAcon + regAregXcon +
off_con + off_regXcon +
indoff_con .
address = regind_addr +
ext_addr + local_addr +
abs_con + abs_regXcon +
absind_con +
ext_regX .
all_regind = indirect + offsetted + index_off + pre_post +
reg_memind + regind_addr + areg .
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all_indir = all_regind + memind + ILOCAL .
allexceptcon = ALL - ( D_REG + A_REG + consts + dreg2 + dreg1 +
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local_addr + ext_addr + regAcon + regAregXcon + ext_regX ) .
use_index4 = index_off4 + abs_index4 +
OFF_indoff4 + INDOFF_off4 +
ABS_indoff4 + ABSIND_off4 .
use_index2 = index_off2 + abs_index2 +
OFF_indoff2 + INDOFF_off2 +
ABS_indoff2 + ABSIND_off2 .
use_index1 = index_off1 + abs_index1 +
OFF_indoff1 + INDOFF_off1 +
ABS_indoff1 + ABSIND_off1 .
use_indaddr = regAregXcon +
off_regXcon + indoff_con +
abs_regXcon + absind_con +
ext_regX .
use_index = use_index4 + use_index2 + use_index1 + use_indaddr + regX .
#endif TBL68020
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/* A common part */
posextern = absolute + all_indir .
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#if WORD_SIZE==2
genreg2 = D_REG .
#define genreg genreg2
#else
#define genreg genreg4
#endif
genreg4 = D_REG4 + A_REG.
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label = llabel + slabel .
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immediate4 = consts4 + ext_addr .
#if WORD_SIZE==2
immediate2 = consts .
#endif
conreg4 = D_REG4 + immediate4 .
conreg2 = dreg2 + consts + D_REG .
conreg1 = dreg1 + consts + D_REG .
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#if WORD_SIZE==2
conreg = conreg1 + conreg2 .
#else
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conreg = conreg1 + conreg2 + conreg4 .
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#endif
shconreg = D_REG + small_const .
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datalt4 = data4 * alterable4 .
datalt2 = data2 * alterable2 .
datalt1 = data1 * alterable1 .
datalt = datalt4 + datalt2 + datalt1 .
memalt4 = memory4 * alterable4 .
memalt2 = memory2 * alterable2 .
memalt1 = memory1 * alterable1 .
#ifndef TBL68020
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/* A m68k2/m68k4 part */
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imm_cmp4 = alterable4 - A_REG .
imm_cmp2 = alterable2 + D_REG .
imm_cmp1 = datalt1 + D_REG .
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test_set4 = datalt4 + extend2 + extend1_4 .
#if WORD_SIZE==2
test_set2 = datalt2 + extend1 .
#else
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test_set2 = datalt2 .
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#endif
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test_set1 = datalt1 .
#else TBL68020
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imm_cmp4 = any4 - immediate4 - A_REG .
imm_cmp2 = any2 - consts .
imm_cmp1 = any1 - consts .
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test_set4 = any4 - immediate4 + extend2 + extend1_4 .
#if WORD_SIZE==2
test_set2 = data2 + extend1 - immediate2 .
#else
test_set2 = data2 - consts .
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#endif
test_set1 = data1 - consts .
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#endif TBL68020
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test_set = test_set4 + test_set2 + test_set1 .
#ifndef TBL68020
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t_address = address + t_regAregXcon + t_regAcon .
#else TBL68020
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#define t_address address
#endif TBL68020
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#if TBL68881
freg = FD_REG + FS_REG .
store4 = any4 + FS_REG .
#else
store4 = any4 .
#endif
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#if WORD_SIZE==2
dups2 = genreg2 .
#endif
dups4 = genreg4 .
#include "instrmacs.h"
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INSTRUCTIONS
/* Since the 68000 , the 68010 and the 68020 instruction sets are rather
* extensive, especially because e.g. 'add.l' and 'add.w' are
* considered different instructions, only those instructions are
* listed here that are used in the rest of this table.
*
* Instruction timing cost cannot be accurately given, nor the timing
* cost for getting operands. Detailed information about this can be
* found in the "MC68020 User's Manual", section 9, about instruction
* timing. The cost used in this table are 'worst case' cost, as
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* mentioned in section 9 of the user's manual. Furthermore, the
* timing information for the 68k[24] and the 68020 differ, which
* means that the 68k[24] will not always have the best code
* possible.
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*
* The first few instructions had to be added because register
* variables are used. The LOCALs below are register variables.
* One may not conclude that these operations are also allowed
* on LOCALs that are not register variables.
* The cost have been adapted, but are not accurate; when 'real'
* LOCALs are used the cost are very inaccurate.
*/
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add_i ADD_I any_int:ro, LOCAL:rw:cc cost(0,0).
sub_i SUB_I any_int:ro, LOCAL:rw:cc cost(0,0).
lea address:ro, DLOCAL:wo cost(0,0).
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sh "illegal" shconreg+LOCAL:ro, LOCAL:rw:cc cost(0,0).
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xxx "illegal" data4:ro, LOCAL:rw:cc cost(0,0).
xxx "illegal" LOCAL:ro, alterable4:rw:cc cost(0,0).
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#if WORD_SIZE==2
/* divs_w "divs.w" data2:ro, LOCAL:rw:cc cost(0,56). */
/* divu_w "divu.w" data2:ro, LOCAL:rw:cc cost(0,44). */
muls_w "muls.w" data2:ro, LOCAL:rw:cc cost(0,28).
mulu_w "mulu.w" data2:ro, LOCAL:rw:cc cost(0,28).
#endif
#if TBL68020 && WORD_SIZE!=2
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divs_l "divs.l" data4:ro, LOCAL:rw:cc cost(0,90).
divu_l "divu.l" data4:ro, LOCAL:rw:cc cost(0,78).
muls_l "muls.l" data4:ro, LOCAL:rw:cc cost(0,44).
mulu_l "mulu.l" data4:ro, LOCAL:rw:cc cost(0,44).
#endif TBL68020
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#if WORD_SIZE==2
add_l "add.l" any4:ro, D_REG4:rw:cc cost(2,3).
#else
add_l "add.l" any4:ro, D_REG+LOCAL:rw:cc cost(2,3).
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#endif
add_l "add.l" any4:ro, A_REG+DLOCAL+areg:rw cost(2,3).
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add_l "add.l" conreg4:ro, alterable4:rw:cc cost(2,6).
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#if WORD_SIZE==2
add_w "add.w" any2:ro, D_REG+LOCAL:rw:cc cost(2,3).
add_w "add.w" conreg2:ro, alterable2:rw:cc cost(2,6).
#endif
and_l "and.l" data4:ro, D_REG4:rw:cc cost(2,3).
and_l "and.l" D_REG4:ro, memalt4:rw:cc cost(2,6).
and_l "and.l" consts4:ro, datalt4:rw:cc cost(2,6).
#if WORD_SIZE==2
and_w "and.w" data2:ro, D_REG:rw:cc cost(2,3).
and_w "and.w" D_REG:ro, memalt2:rw:cc cost(2,6).
and_w "and.w" consts:ro, datalt2:rw:cc cost(2,6).
#endif
asl_l "asl.l" shconreg:ro, D_REG4:rw:cc cost(2,5).
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asl "asl #1," memalt2:rw:cc cost(2,4).
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asr_l "asr.l" shconreg:ro, D_REG4:rw:cc cost(2,4).
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asr "asr #1," memalt2:rw:cc cost(2,4).
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#if WORD_SIZE==2
asl_w "asl.w" shconreg:ro, D_REG:rw:cc cost(2,5).
asr_w "asr.w" shconreg:ro, D_REG:rw:cc cost(2,4).
#endif
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bclr const:ro, D_REG:rw kills:cc cost(2,4).
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bra label cost(2,5).
bcc label cost(2,5).
bcs label cost(2,5).
beq label cost(2,5).
bge label cost(2,5).
bgt label cost(2,5).
bhi label cost(2,5).
ble label cost(2,5).
bls label cost(2,5).
blt label cost(2,5).
bmi label cost(2,5).
bne label cost(2,5).
bpl label cost(2,5).
bvc label cost(2,5).
bvs label cost(2,5).
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bset conreg2:ro, D_REG+D_REG4:rw kills :cc cost(2,4).
btst conreg2:ro, any1:rw kills :cc cost(2,3).
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/* Check dreg[21] for m68020 and m68k2 */
clr_l "clr.l" D_REG4+dreg4:wo:cc cost(2,3).
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clr_l "clr.l" memalt4:wo:cc cost(2,6).
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clr_w "clr.w" D_REG+dreg2:wo:cc cost(2,2).
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clr_w "clr.w" memalt2:wo:cc cost(2,4).
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clr_b "clr.b" D_REG+dreg1:wo:cc cost(2,2).
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clr_b "clr.b" memalt1:wo:cc cost(2,4).
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cmp_l "cmp.l" any4:ro, genreg4:ro kills :cc cost(2,3).
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cmp_l "cmp.l" post_inc4:ro, post_inc4:ro kills :cc cost(2,2).
cmp_l "cmp.l" immediate4:ro, imm_cmp4:ro kills :cc cost(2,2).
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#if WORD_SIZE==2
cmp_w "cmp.w" any2+extend2:ro, D_REG+dreg2+extend2:ro kills :cc cost(2,2).
#else
cmp_w "cmp.w" any2+extend2:ro, dreg2+extend2:ro kills :cc cost(2,2).
#endif
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cmp_w "cmp.w" post_inc2:ro, post_inc2:ro kills :cc cost(2,2).
cmp_w "cmp.w" consts:ro, imm_cmp2:ro kills :cc cost(2,2).
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cmp_b "cmp.b" any1+extend1+extend1_4:ro, dreg1+extend1+extend1_4:ro kills :cc cost(2,3).
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cmp_b "cmp.b" post_inc1:ro, post_inc1:ro kills :cc cost(2,2).
cmp_b "cmp.b" consts:ro, imm_cmp1:ro kills :cc cost(2,2).
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dbf D_REG4:rw, label cost(2,5).
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eor_l "eor.l" conreg4:ro, datalt4:rw:cc cost(2,6).
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#if WORD_SIZE==2
eor_w "eor.w" conreg2:ro, datalt2:rw:cc cost(2,4).
#endif
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/* in the next two instructions: LOCAL only allowed if register var */
ext_l "ext.l" D_REG+LOCAL+D_REG4:rw:cc cost(2,2).
ext_w "ext.w" D_REG+LOCAL+D_REG4:rw:cc cost(2,2).
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jmp address+control4 cost(2,0).
jsr address+control4 kills :cc d0 d1 d2 a0 a1 cost(2,3).
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lea address+control4:ro, A_REG+areg:wo cost(2,0).
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/*
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lsl_l "lsl.l" shconreg:ro, D_REG:rw:cc cost(2,4).
lsl "lsl #1," memalt2:rw:cc cost(2,4).
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*/
lsr_l "lsr.l" shconreg:ro, D_REG4:rw:cc cost(2,4).
#if WORD_SIZE==2
lsr_w "lsr.w" shconreg:ro, D_REG:rw:cc cost(2,4).
#endif
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lsr "lsr #1," memalt2:rw:cc cost(2,4).
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/* move_l does not set the condition codes if the destination is an
address register!
*/
move_l "move.l" any4:ro, A_REG+areg:wo cost(2,2).
move_l "move.l" any4:ro, alterable4+dreg4-(areg+A_REG):wo:cc cost(2,2).
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#if WORD_SIZE==2
move_l "move.l" sconsts:ro, D_REG+dreg2:wo:cc cost(2,2).
/*
move_l "move.l" any2:ro, alterable4+dreg4-(areg+A_REG):wo:cc cost(2,2).
*/
move_w "move.w" any2:ro, alterable2+dreg2:wo:cc cost(2,2).
move_b "move.b" any1:ro, alterable1+dreg2:wo:cc cost(2,2).
#else
move_w "move.w" any2:ro, alterable2+dreg4:wo:cc cost(2,2).
move_b "move.b" any1:ro, alterable1+dreg4:wo:cc cost(2,2).
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#endif
neg_b "neg.b" D_REG:rw:cc cost(2,3).
neg_w "neg.w" D_REG:rw:cc cost(2,3).
neg_l "neg.l" D_REG4:rw:cc cost(2,3).
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neg_l "neg.l" memory4:rw:cc cost(2,6).
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#if WORD_SIZE==2
neg_w "neg.w" memory2:rw:cc cost(2,6).
#endif
not_l "not.l" D_REG4:rw:cc cost(2,3).
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not_l "not.l" memory4:rw:cc cost(2,6).
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#if WORD_SIZE==2
not_w "not.w" D_REG:rw:cc cost(2,3).
not_w "not.w" memory2:rw:cc cost(2,6).
#endif
or_l "or.l" data4:ro, D_REG4:rw:cc cost(2,3).
or_l "or.l" D_REG4:ro, memalt4:rw:cc cost(2,6).
or_l "or.l" consts4:ro, datalt4:rw:cc cost(2,6).
#if WORD_SIZE==2
or_w "or.w" data2:ro, D_REG:rw:cc cost(2,3).
or_w "or.w" D_REG:ro, memalt2:rw:cc cost(2,6).
or_w "or.w" consts:ro, datalt2:rw:cc cost(2,6).
#endif
rol_l "rol.l" shconreg:ro, D_REG4:rw:cc cost(2,4).
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rol "rol #1," memalt2:rw:cc cost(2,4).
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ror_l "ror.l" shconreg:ro, D_REG4:rw:cc cost(2,4).
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ror "ror #1," memalt2:rw:cc cost(2,4).
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#if WORD_SIZE==2
rol_w "rol.w" shconreg:ro, D_REG:rw:cc cost(2,4).
ror_w "ror.w" shconreg:ro, D_REG:rw:cc cost(2,4).
#endif
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roxl "roxl #1," memalt2:rw:cc cost(2,4).
roxr "roxr #1," memalt2:rw:cc cost(2,4).
sne datalt1:rw cost(2,3).
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sub_l "sub.l" any4:ro, D_REG4:rw:cc cost(2,3).
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sub_l "sub.l" any4+areg:ro, A_REG+areg:rw cost(2,3).
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sub_l "sub.l" conreg4:ro, alterable4:rw:cc cost(2,6).
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#if WORD_SIZE==2
sub_w "sub.w" any2:ro, D_REG+LOCAL:rw:cc cost(2,3).
sub_w "sub.w" conreg2:ro, alterable2:rw:cc cost(2,6).
/* On a swap, we only want the lower part of D_REG, so don't set cc */
swap D_REG:rw kills :cc cost(2,2).
#endif
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tst_l "tst.l" test_set4:ro:cc cost(2,3).
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tst_w "tst.w" test_set2+extend2:ro:cc cost(2,3).
tst_b "tst.b" test_set1+extend1+extend1_4:ro:cc cost(2,3).
1987-01-13 09:24:13 +00:00
unlk A_REG cost(2,6).
bxx "illegal" label cost(2,5).
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sxx "illegal" any_int:wo cost(2,5).
#if WORD_SIZE==2
s4xx "illegal" any4:wo cost(2,5).
xxx "illegal" any4+any2:ro, any4+any2:rw:cc cost(2,3).
bit "illegal" control4+control2:rw:cc cost(2,6).
#else
xxx "illegal" any4:ro, any4:rw:cc cost(2,3).
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bit "illegal" control4:rw:cc cost(2,6).
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#endif
1987-01-13 09:24:13 +00:00
sh "illegal" shconreg:ro, D_REG:rw:cc cost(2,4).
shw "illegal" control2:rw:cc cost(2,4).
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#if WORD_SIZE==2
divs_w "divs.w" data2:ro, D_REG:rw:cc cost(0,56).
divu_w "divu.w" data2:ro, D_REG:rw:cc cost(0,44).
muls_w "muls.w" data2:ro, D_REG:rw:cc cost(0,28).
mulu_w "mulu.w" data2:ro, D_REG:rw:cc cost(0,28).
#endif
#ifdef TBL68020
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cmp2_l "cmp2.l" address+control4:ro, genreg4:ro kills :cc cost(2,18).
divs_l "divs.l" data4:ro, D_REG4:rw:cc cost(2,90).
divu_l "divu.l" data4:ro, D_REG4:rw:cc cost(2,78).
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divsl_l "divsl.l" data4:ro, DREG_pair:rw kills :cc cost(2,90).
divul_l "divul.l" data4:ro, DREG_pair:rw kills :cc cost(2,78).
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pea address+control4+regX cost(2,4).
#if WORD_SIZE==2
cmp2_w "cmp2.w" address+control2:ro, genreg2:ro kills :cc cost(2,18).
extb_l "extb.l" extend1_4+D_REG4:rw:cc cost(2,4).
muls_l "muls.l" data4:ro, D_REG4:rw:cc cost(2,44).
mulu_l "mulu.l" data4:ro, D_REG4:rw:cc cost(2,44).
#else
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/* in the next instruction: LOCAL only allowed if register var */
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extb_l "extb.l" extend1_4+D_REG+LOCAL:rw:cc cost(2,4).
muls_l "muls.l" data4:ro, D_REG+LOCAL:rw:cc cost(2,44).
mulu_l "mulu.l" data4:ro, D_REG+LOCAL:rw:cc cost(2,44).
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#endif
#else TBL68020
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pea address+control4 cost(2,4).
#endif TBL68020
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/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
* Extra pseudo instruction; it just kills a D_REG;
* it is necessary with long divides where remainders are important;
* see also: 'pat rmi' and 'pat rmu'
* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
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killreg "! kill" D_REG+D_REG4+A_REG:wo cost(0,0).
killcc "! killcc" kills :cc cost(0,0).
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#if TBL68881
/* These descriptions are not very accurate, because we have no
other 8-byte objects in the table.
*/
fmove_s "fmove.s" data4:ro, freg:wo cost(4,100).
fmove_s "fmove.s" freg:ro, data4:wo cost(4,100).
fmove_d "fmove.d" freg:ro, data4:wo cost(4,100).
fmove_d "fmove.d" data4:ro, freg:ro cost(4,100).
fmove_l "fmove.l" freg:ro, D_REG:wo cost(4,100).
fmove_l "fmove.l" data4:ro, freg:wo cost(4,100).
fmove freg:ro,freg:wo cost(4,100).
fadd_s "fadd.s" data4:ro, freg:rw cost(4,100).
fadd_d "fadd.d" data4:ro, freg:rw cost(4,100).
fsub_s "fsub.s" data4:ro, freg:rw cost(4,100).
fsub_d "fsub.d" data4:ro, freg:rw cost(4,100).
fsub freg:ro, freg:rw cost(4,100).
fmul freg:ro, freg:rw cost(4,100).
fmul_s "fmul.s" data4:ro, freg:rw cost(4,100).
fmul_d "fmul.d" data4:ro, freg:rw cost(4,100).
fdiv freg:ro, freg:rw cost(4,100).
fdiv_s "fdiv.s" data4:ro, freg:rw cost(4,100).
fdiv_d "fdiv.d" data4:ro, freg:rw cost(4,100).
fcmp freg:ro, freg:ro cost(4,100).
fbeq label:ro cost(4,4).
fblt label:ro cost(4,4).
fmovecr const:ro, freg:rw cost(4,100).
fabs freg:rw cost(4,100).
fneg freg:rw cost(4,100).
fgetman freg:rw cost(4,100).
fintrz freg:ro, freg:wo cost(4,100).
fgetexp freg:ro, freg:wo cost(4,100).
fsub_l "fsub.l" const:ro, freg:rw cost(4,100).
#endif
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MOVES
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from consts %num==0 to D_REG4+dreg4
gen clr_l %2
#if WORD_SIZE==2
from zero_const4 %num==0 to A_REG+areg
gen sub_l %2,%2
from zero_const4 %num==0 to D_REG4+dreg4
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gen clr_l %2
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#endif
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from consts %num==0 to A_REG+areg
gen sub_l %2,%2
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#if WORD_SIZE==2
from consts %num==0 to D_REG+dreg2
gen clr_w %2
from sconsts to D_REG+dreg2
gen move_l %1,%2 /* uses moveq */
from consts to D_REG4+dreg4
gen move_l {const4, %1.num},%2
#endif
#if WORD_SIZE==2
from sconsts4+zero_const4 %num==0 to memalt4
#else
from consts %num==0 to memalt4
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#endif
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gen clr_l %2
from consts %num==0 to memalt2
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gen clr_w %2
from consts %num==0 to memalt1
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gen clr_b %2
from consts to memalt1
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gen move_b {const, low8(%1.num)}, %2
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#if WORD_SIZE!=2
from consts to memalt2
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gen move_w {const, low16(%1.num)}, %2
#endif
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from regAcon %bd==0 to A_REG+areg
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gen move_l %1.reg, %2
#ifndef TBL68020
from t_regAregXcon sfit(%bd, 8) to A_REG+areg
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gen lea {regAregXcon, %1.reg, %1.xreg, 1, %1.bd}, %2
from t_regAregXcon to A_REG+areg
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gen lea {regAregXcon, %1.reg, %1.xreg, 1, 0}, %2
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add_l {const4, %1.bd}, %2
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from t_regAcon sfit(%bd, 16) to A_REG+areg
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gen lea {regAcon, %1.reg, %1.bd}, %2
from t_regAcon to A_REG+areg
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gen move_l %1.reg, %2
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add_l {const4, %1.bd}, %2
#endif TBL68020
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from address - ext_addr to A_REG+areg
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gen lea %1, %2
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#if WORD_SIZE==2
from ext_addr to A_REG+areg
gen lea {absolute4, %1.bd}, %2
#endif
from any4 to areg+A_REG
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gen move_l %1, %2
from any4 to alterable4-(areg+A_REG)
gen move_l %1, %2
from any2 to alterable2
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gen move_w %1, %2
from any1 to alterable1
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gen move_b %1, %2
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#if WORD_SIZE!=2
from any4-sconsts4 to A_REG+areg
gen move_l %1, %2
from any2 to dreg4
gen clr_l %2
move_w %1, %2
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#endif
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from any1 to dreg_int
gen clr_i %2
move_b %1, %2
#if WORD_SIZE==2
from any1 to dreg2
gen clr_w %2
move_b %1, %2
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#endif
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#if TBL68881
from data4 to FS_REG
gen fmove_s %1, %2
from FS_REG to datalt4
gen fmove_s %1, %2
#endif
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TESTS
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/* For the 68020 and m68k4, the extend1_4 will be extend1 */
to test test_set4-(extend2+extend1+extend1_4)
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gen tst_l %1
to test test_set2+extend2
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gen tst_w %1
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to test test_set1+extend1+extend1_4
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gen tst_b %1
STACKINGRULES
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#if WORD_SIZE!=2
from consts %num==0 to STACK
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gen clr_l {pre_dec4, sp}
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#else
from zero_const4 to STACK
gen clr_l {pre_dec4, sp}
from consts %num==0 to STACK
gen clr_w {pre_dec2, sp}
#endif
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#ifndef TBL68020
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from t_regAregXcon sfit(%bd, 8) to STACK
gen pea {regAregXcon, %1.reg, %1.xreg, 1, %1.bd}
from t_regAregXcon to STACK
gen pea {regAregXcon, %1.reg, %1.xreg, 1, 0}
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add_l {const4, %1.bd}, {indirect4, sp}
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from t_regAcon sfit(%bd, 16) to STACK
gen pea {regAcon, %1.reg, %1.bd}
from t_regAcon to STACK
gen move_l %1.reg, {pre_dec4, sp}
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add_l {const4, %1.bd}, {indirect4, sp}
#endif TBL68020
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from A_REG to STACK
gen pea {indirect4, %1}
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from address - ext_addr to STACK
gen pea %1
from ext_addr to STACK
gen pea {absolute4, %1.bd}
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#if WORD_SIZE!=2
from consts to STACK
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gen pea {absolute4, %1.num}
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#else
from sconsts4 to STACK
gen pea {absolute4, %1.num}
from const4 to STACK
gen pea {absolute4, %1.num}
#endif
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from any4 to STACK
gen move_l %1, {pre_dec4, sp}
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#if WORD_SIZE!=2
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from any2 to STACK
uses DD_REG
gen clr_l %a
move_w %1, {dreg2, %a}
move_l %a, {pre_dec4, sp}
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from any2 to STACK
gen clr_l {pre_dec4, sp}
move_w %1, {offsetted2, sp, 2}
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#else
from any2 to STACK
gen move_w %1, {pre_dec2, sp}
#endif
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from data1 to STACK
uses DD_REG
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#if WORD_SIZE!=2
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gen clr_l %a
move_b %1, {dreg1, %a}
move_l %a, {pre_dec4, sp}
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#else
gen clr_w %a
move_b %1, {dreg1, %a}
move_w %a, {pre_dec2, sp}
#endif
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from data1 to STACK
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#if WORD_SIZE!=2
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gen clr_l {pre_dec4, sp}
move_b %1, {offsetted1, sp, 3}
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#else
gen clr_w {pre_dec2, sp}
move_b %1, {offsetted1, sp, 1}
#endif
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from extend2 to STACK
gen ext_l %1.reg
move_l %1.reg,{pre_dec4, sp}
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from extend1_4 to STACK
#ifdef TBL68020
gen extb_l %1.reg
#else
gen ext_w %1.reg
ext_l %1.reg
#endif
move_l %1.reg,{pre_dec4, sp}
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#if WORD_SIZE==2
from extend1 to STACK
gen ext_w %1.reg
move_w %1.reg,{pre_dec2, sp}
#endif
#ifdef TBL68020
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from regX to STACK
gen pea %1
#endif TBL68020
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/* This last stackingrule is never used: whenever regX is put on
* the fakestack, some em-instuctions are left that remove it
* immediately. However cgg complained about not having a
* stackingrule for regX, so here it is
*/
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#if TBL68881
from FS_REG to STACK
gen fmove_s %1,{pre_dec4,sp}
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from FD_REG to STACK
gen fmove_d %1,{pre_dec4,sp}
#endif
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COERCIONS
from STACK
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uses DD_REG4
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gen move_l {post_inc4, sp}, %a
yields %a
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#if WORD_SIZE==2
from STACK
uses DD_REG
gen move_w {post_inc2,sp}, %a
yields %a
#endif
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from STACK
uses AA_REG
gen move_l {post_inc4, sp}, %a
yields %a
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#ifdef TBL68881
from STACK
uses FS_REG
gen fmove_s {post_inc4, sp}, %a
yields %a
from STACK
uses FD_REG
gen fmove_d {post_inc4, sp}, %a
yields %a
#endif
#ifndef TBL68020
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from t_regAregXcon sfit(%bd, 8)
yields {regAregXcon, %1.reg, %1.xreg, 1, %1.bd}
from t_regAregXcon
uses AA_REG=%1.reg
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gen add_l {const4, %1.bd}, %a
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yields {regAregXcon, %a, %1.xreg, 1, 0}
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/*
* The following coercions are necessary because the code generator
* must be able to make the token from the real stack, otherwise the
* coercion will not be made. Unfortunatly, inside a coercion, we are only
* allowed to allocate 1 register, which means that there is no way to make
* a regAregXcon from the stack, which, in its turn, means that the other
* coercions will not be taken.
*
/*from STACK
uses AA_REG, DD_REG4 = {zero_const4, 0}
gen move_l {post_inc4, sp}, %a
yields {regAregXcon, %a, %b, 1, 0}
*/
from STACK
uses AA_REG
gen move_l {post_inc4, sp}, %a
yields {regAcon, %a, 0}
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from t_regAcon sfit(%bd, 16)
yields {regAcon, %1.reg, %1.bd}
from t_regAcon
uses reusing %1, AA_REG=%1.reg
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gen add_l {const4, %1.bd}, %a
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yields %a
#endif TBL68020
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#if WORD_SIZE==2
from regAregXcon %bd==0 && %sc==1
uses reusing %1, AA_REG = %1.reg
gen add_l {dreg4,%1.xreg},%a
yields %a
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from regAregXcon %sc==1
uses reusing %1, AA_REG = %1.reg
gen add_l {dreg4, %1.xreg}, %a
yields {regAcon, %a, %1.bd}
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#endif
#if WORD_SIZE==2
from sconsts
uses DD_REG4={const4, %1.num} /* uses moveq */
yields %a.1
#endif
#if WORD_SIZE==2
from any2
uses reusing %1, DD_REG = %1 yields %a
#endif
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from any4
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uses reusing %1, DD_REG4 = %1
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yields %a
from any4
uses reusing %1, AA_REG = %1
yields %a
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from t_address
uses reusing %1, AA_REG = %1
yields %a
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#if TBL68881
from data4
uses reusing %1, FS_REG = %1
yields %a
#endif
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from memory2
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uses DD_REG
#if WORD_SIZE!=2
= {zero_const, 0}
#endif
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gen move_w %1, %a yields %a
from memory1
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uses DD_REG = {zero_const, 0}
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gen move_b %1, %a yields %a
from memory2
uses DD_REG
gen move_w %1, %a yields {dreg2, %a}
from memory1
uses DD_REG
gen move_b %1, %a yields {dreg1, %a}
from extend2
gen ext_l %1.reg yields %1.reg
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#if WORD_SIZE==2
from extend1
gen ext_w %1.reg yields %1.reg
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#endif
from extend1_4
#ifdef TBL68020
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gen extb_l %1.reg
#else
gen ext_w %1.reg
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ext_l %1.reg
#endif
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yields %1.reg
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PATTERNS
/********************************
* First some longer patterns *
********************************/
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pat lol sbi stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
with any_int
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen sub_i %1, {LOCAL, $1}
neg_i {LOCAL, $1}
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pat lol sbi stl $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_pointer
with conreg_int-bconst
kills all_indir, LOCAL %bd==$1
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gen sub_i %1, {LOCAL, $1}
neg_i {LOCAL, $1}
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pat lol sbu stl $1==$3 && $2==WORD_SIZE
leaving lol $1 sbi WORD_SIZE stl $1
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pat lil sbi sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
with conreg_int-bconst
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kills allexceptcon
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gen sub_i %1, {indirect_int, regvar($1, reg_pointer)}
neg_i {indirect_int, regvar($1, reg_pointer)}
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pat lil sbi sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
with conreg_int-bconst
kills allexceptcon
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uses AA_REG = {DLOCAL, $1}
gen sub_i %1, {indirect_int, %a}
neg_i {indirect_int, %a}
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pat lil sbu sil $1==$3 && $2==WORD_SIZE
leaving lil $1 sbi WORD_SIZE sil $1
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proc lolrbitstl example lol ngi stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen bit* {LOCAL, $1}
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pat lol ngi stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolrbitstl(NEG_I)
pat lol com stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolrbitstl(NOT_I)
proc lolbitstl example lol ngi stl
kills all_indir, LOCAL %bd==$1
gen bit* {LOCAL, $1}
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pat lol ngi stl $1==$3 && $2==WORD_SIZE call lolbitstl(NEG_I)
pat lol com stl $1==$3 && $2==WORD_SIZE call lolbitstl(NOT_I)
#if WORD_SIZE==2
proc ldlbitsdl example ldl ngi sdl
kills all_indir, DLOCAL %bd==$1
gen bit* {DLOCAL, $1}
pat ldl ngi sdl $1==$3 && $2==4 call ldlbitsdl("neg.l")
pat ldl com sdl $1==$3 && $2==4 call ldlbitsdl("not.l")
#endif
proc loebitste example loe ngi ste
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kills posextern
gen bit* {absolute_int, $1}
pat loe ngi ste $1==$3 && $2==WORD_SIZE call loebitste(NEG_I)
pat loe com ste $1==$3 && $2==WORD_SIZE call loebitste(NOT_I)
#if WORD_SIZE==2
proc ldebitsde example lde ngi sde
kills posextern
gen bit* {absolute4, $1}
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pat lde ngi sde $1==$3 && $2==4 call ldebitsde("neg.l")
pat lde com sde $1==$3 && $2==4 call ldebitsde("not.l")
#endif
proc lilrbitsil example lil ngi sil
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kills allexceptcon
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gen bit* {indirect_int, regvar($1, reg_pointer)}
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pat lil ngi sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilrbitsil(NEG_I)
pat lil com sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilrbitsil(NOT_I)
pat lil dec sil $1==$3 && inreg($1)==reg_pointer
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call lilrbitsil(DEC)
pat lil inc sil $1==$3 && inreg($1)==reg_pointer
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call lilrbitsil(INC)
proc lilbitsil example lil ngi sil
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kills allexceptcon
#if TBL68020
gen bit* {ILOCAL, $1}
#else
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uses AA_REG = {DLOCAL, $1}
gen bit* {indirect_int, %a}
#endif
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pat lil ngi sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilbitsil(NEG_I)
pat lil com sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilbitsil(NOT_I)
pat lil dec sil $1==$3 && inreg($1)!=reg_any
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call lilbitsil(DEC)
pat lil inc sil $1==$3 && inreg($1)!=reg_any
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call lilbitsil(INC)
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proc lolcshstl example lol loc sli stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen sh* {small_const, $2}, {LOCAL, $1}
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pat lol loc sli stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(ASL_I)
pat lol loc sri stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(ASR_I)
pat lol loc slu stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(ASL_I)
pat lol loc sru stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(LSR_I)
pat lol loc rol stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(ROL_I)
pat lol loc ror stl $1==$4 && small($2) && $3==WORD_SIZE && inreg($1)==reg_any
call lolcshstl(ROR_I)
proc lolrshstl example lol lol sli stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen sh* {LOCAL, $2}, {LOCAL, $1}
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pat lol lol sli stl $1==$4 && inreg($1)==reg_any && $3==WORD_SIZE
&& inreg($2)==reg_any
call lolrshstl(ASL_I)
pat lol lol slu stl $1==$4 && inreg($1)==reg_any && $3==WORD_SIZE
&& inreg($2)==reg_any
call lolrshstl(ASL_I)
pat lol lol sri stl $1==$4 && inreg($1)==reg_any && $3==WORD_SIZE
&& inreg($2)==reg_any
call lolrshstl(ASR_I)
pat lol lol sru stl $1==$4 && inreg($1)==reg_any && $3==WORD_SIZE
&& inreg($2)==reg_any
call lolrshstl(LSR_I)
pat lol lol rol stl $1==$4 && inreg($2)==reg_any && $3==WORD_SIZE
&& inreg($1)==reg_any
call lolrshstl(ROL_I)
pat lol lol ror stl $1==$4 && inreg($2)==reg_any && $3==WORD_SIZE
&& inreg($1)==reg_any
call lolrshstl(ROR_I)
#if WORD_SIZE!=2
proc lil1shlsil example lil loc sli sil /* only left */
kills allexceptcon
gen shw* {offsetted2, regvar($1, reg_pointer), 2}
roxl {indirect2, regvar($1, reg_pointer)}
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pat lil loc sli sil $1==$4 && $2==1 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lil1shlsil("asl #1,")
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pat lil loc slu sil $1==$4 && $2==1 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lil1shlsil("asl #1,")
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proc lil1shrsil example lil loc sli sil /* only right */
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kills allexceptcon
gen shw* {indirect2, regvar($1, reg_pointer)}
roxr {offsetted2, regvar($1, reg_pointer), 2}
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pat lil loc sri sil $1==$4 && $2==1 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lil1shrsil("asr #1,")
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pat lil loc sru sil $1==$4 && $2==1 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lil1shrsil("lsr #1,")
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#endif
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pat LLP lof inc LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
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kills allexceptcon
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gen add_i {const, 1}, {offsetted_int, regvar($1, reg_pointer), $2}
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pat LLP lof dec LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
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kills allexceptcon
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gen sub_i {const, 1}, {offsetted_int, regvar($1, reg_pointer), $2}
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/* the patterns with adp should use add_l */
pat LLP LFP adp LLP SFP $1==$4 && $2==$5 && inreg($1)==reg_pointer
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kills allexceptcon
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gen add_l {const4, $3}, {offsetted4, regvar($1, reg_pointer), $2}
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pat LEP LFP adp LEP SFP $1==$4 && $2==$5
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kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen add_l {const4, $3}, {ABS_off4, $1, $2}
#else
uses AA_REG={absolute4, $1}
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gen add_l {const4, $3}, {offsetted4, %a, $2}
#endif
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pat LEP loi adp LEP sti $1==$4 && $2==4 && $5==4
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kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen add_l {const4, $3}, {ABS_off4, $1, 0}
#else
uses AA_REG={absolute4, $1}
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gen add_l {const4, $3}, {indirect4, %a}
#endif
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#if WORD_SIZE!=2
pat lil lof adp lil stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen add_l {const4, $3}, {OFF_off4, regvar($1, reg_pointer), 0, $2}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
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gen add_l {const4, $3}, {offsetted4, %a, $2}
#endif
pat lil loi adp lil sti $1==$4 && $2==4 && $5==4 && inreg($1)==reg_pointer
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen add_l {const4, $3}, {OFF_off4, regvar($1, reg_pointer), 0, 0}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
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gen add_l {const4, $3}, {indirect4, %a}
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#endif
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#endif /* WORD_SIZE==2 */
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pat lol inl $1==$2 && inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
uses DD_REG = {LOCAL, $1}
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gen add_i {const, 1}, {LOCAL, $1}
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killreg %a
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yields %a
pat lol del $1==$2 && inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
uses DD_REG = {LOCAL, $1}
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gen sub_i {const, 1}, {LOCAL, $1}
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killreg %a
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yields %a
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/* the following rules are for unsigneds, since del and inl work on ints */
pat lol loc lol adu stl $1==$3 && $3==$5 && $4==WORD_SIZE && inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
uses DD_REG = {LOCAL, $1}
gen add_i {const, $2}, {LOCAL, $1}
killreg %a
yields %a
pat lol loc lol adu stl $1==$3 && $3==$5 && $4==WORD_SIZE
kills all_indir, LOCAL %bd==$1
uses DD_REG = {LOCAL, $1}
gen add_i {const, $2}, {LOCAL, $1}
killreg %a
yields %a
pat lol lol loc sbu stl $1==$2 && $2==$5 && $4==WORD_SIZE && inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
uses DD_REG = {LOCAL, $1}
gen sub_i {const, $3}, {LOCAL, $1}
killreg %a
yields %a
pat lol lol loc sbu stl $1==$2 && $2==$5 && $4==WORD_SIZE
kills all_indir, LOCAL %bd==$1
uses DD_REG = {LOCAL, $1}
gen sub_i {const, $3}, {LOCAL, $1}
killreg %a
yields %a
pat loe loc loe adu ste $1==$3 && $3==$5 && $4==WORD_SIZE
kills posextern
uses DD_REG = {absolute_int, $1}
gen add_i {const,$2}, {absolute_int, $1}
killreg %a
yields %a
pat loe loe loc sbu ste $1==$2 && $2==$5 && $4==WORD_SIZE
kills posextern
uses DD_REG = {absolute_int, $1}
gen sub_i {const,$3}, {absolute_int, $1}
killreg %a
yields %a
pat lil loc lil adu sil $1==$3 && $3==$5 && $4==WORD_SIZE
&& inreg($1)==reg_pointer
kills allexceptcon
uses DD_REG = {indirect_int, regvar($1, reg_pointer)}
gen add_i {const, $2}, {indirect_int, regvar($1, reg_pointer)}
killreg %a
yields %a
pat lil lil loc sbu sil $1==$2 && $2==$5 && $4==WORD_SIZE
&& inreg($1)==reg_pointer
kills allexceptcon
uses DD_REG = {indirect_int, regvar($1, reg_pointer)}
gen sub_i {const, $3}, {indirect_int, regvar($1, reg_pointer)}
killreg %a
yields %a
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proc lolxxstl example lol and stl
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with data_int-bconst
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen xxx* %1, {LOCAL, $1}
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pat lol adi stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolxxstl(ADD_I)
pat lol adu stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolxxstl(ADD_I)
pat lol and stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolxxstl(AND_I)
pat lol ior stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
call lolxxstl(OR_I)
pat lol xor stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
with conreg_int-bconst
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kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen eor_i %1, {LOCAL, $1}
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#if TBL68020 || WORD_SIZE==2
pat lol mli stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
with data_int
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen muls_i %1, {LOCAL, $1}
pat lol mlu stl $1==$3 && $2==WORD_SIZE && inreg($1)==reg_any
with data_int
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen mulu_i %1, {LOCAL, $1}
#endif TBL68020
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proc lolxxxstl example lol adi stl
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with conreg_int-bconst
kills all_indir, LOCAL %bd==$1
gen xxx* %1, {LOCAL, $1}
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pat lol adi stl $1==$3 && $2==WORD_SIZE call lolxxxstl(ADD_I)
pat lol adu stl $1==$3 && $2==WORD_SIZE call lolxxxstl(ADD_I)
pat lol and stl $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_pointer
call lolxxxstl(AND_I)
pat lol ior stl $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_pointer
call lolxxxstl(OR_I)
pat lol xor stl $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_pointer
call lolxxxstl(EOR_I)
#if WORD_SIZE==2
proc ldlxxxsdl example lol adi stl
with conreg4-bconst4
kills all_indir, DLOCAL %bd==$1
gen xxx* %1, {DLOCAL, $1}
pat ldl adi sdl $1==$3 && $2==4 call ldlxxxsdl("add.l")
pat ldl adu sdl $1==$3 && $2==4 call ldlxxxsdl("add.l")
pat ldl and sdl $1==$3 && $2==4 && inreg($1)!=reg_pointer
call ldlxxxsdl("and.l")
pat ldl ior sdl $1==$3 && $2==4 && inreg($1)!=reg_pointer
call ldlxxxsdl("or.l")
pat ldl xor sdl $1==$3 && $2==4 && inreg($1)!=reg_pointer
call ldlxxxsdl("eor.l")
#endif
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proc lilxxsil example lil and sil
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with conreg_int-bconst
kills allexceptcon
gen xxx* %1, {indirect_int, regvar($1, reg_pointer)}
pat lil adi sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilxxsil(ADD_I)
pat lil adu sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilxxsil(ADD_I)
pat lil and sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilxxsil(AND_I)
pat lil ior sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilxxsil(OR_I)
pat lil xor sil $1==$3 && $2==WORD_SIZE && inreg($1)==reg_pointer
call lilxxsil(EOR_I)
#if WORD_SIZE!=2
pat lil ads sil $1==$3 && $2==4 && inreg($1)==reg_pointer
call lilxxsil("add.l")
#endif
proc lilxxxsil example lil adi sil
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with conreg_int-bconst
kills allexceptcon
#if TBL68020
gen xxx* %1, {ILOCAL, $1}
#else
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uses AA_REG = {DLOCAL, $1}
gen xxx* %1, {indirect_int, %a}
#endif
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pat lil adi sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilxxxsil(ADD_I)
pat lil adu sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilxxxsil(ADD_I)
pat lil and sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilxxxsil(AND_I)
pat lil ior sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilxxxsil(OR_I)
pat lil xor sil $1==$3 && $2==WORD_SIZE && inreg($1)!=reg_any
call lilxxxsil(EOR_I)
#if WORD_SIZE!=2
pat lil ads sil $1==$3 && $2==4 && inreg($1)!=reg_any
call lilxxxsil("add.l")
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#endif
proc loexxxste example loe adi ste
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with conreg_int-bconst
kills posextern
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gen xxx* %1, {absolute_int, $1}
pat loe adi ste $1==$3 && $2==WORD_SIZE call loexxxste(ADD_I)
pat loe adu ste $1==$3 && $2==WORD_SIZE call loexxxste(ADD_I)
pat loe and ste $1==$3 && $2==WORD_SIZE call loexxxste(AND_I)
pat loe ior ste $1==$3 && $2==WORD_SIZE call loexxxste(OR_I)
pat loe xor ste $1==$3 && $2==WORD_SIZE call loexxxste(EOR_I)
#if WORD_SIZE!=2
pat loe ads ste $1==$3 && $2==4 call loexxxste("add.l")
#endif
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#if WORD_SIZE==2
proc ldexxxsde example lde adi sde
with conreg4-bconst4
kills posextern
gen xxx* %1, {absolute4, $1}
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pat lde adi sde $1==$3 && $2==4 call ldexxxsde("add.l")
pat lde adu sde $1==$3 && $2==4 call ldexxxsde("add.l")
pat lde and sde $1==$3 && $2==4 call ldexxxsde("and.l")
pat lde ior sde $1==$3 && $2==4 call ldexxxsde("or.l")
pat lde xor sde $1==$3 && $2==4 call ldexxxsde("eor.l")
#endif
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proc lollilxxxstl example lol lil adi stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen xxx* {indirect_int, regvar($2, reg_pointer)}, {LOCAL, $1}
pat lol lil adi stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(ADD_I)
pat lol lil adu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(ADD_I)
pat lol lil sbi stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(SUB_I)
pat lol lil sbu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(SUB_I)
pat lol lil and stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(AND_I)
pat lol lil ior stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollilxxxstl(OR_I)
proc lollfixxxstl example lol LLP lof adi stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen xxx* {offsetted_int, regvar($2, reg_pointer), $3}, {LOCAL, $1}
pat lol LLP lof adi stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(ADD_I)
pat lol LLP lof adu stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(ADD_I)
pat lol LLP lof sbi stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(SUB_I)
pat lol LLP lof sbu stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(SUB_I)
pat lol LLP lof and stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(AND_I)
pat lol LLP lof ior stl $1==$5 && $4==WORD_SIZE && inreg($1)==reg_any
&& inreg($2)==reg_pointer
call lollfixxxstl(OR_I)
proc lolfrxlolf example LLP lof and LLP stf
with conreg_int-bconst
kills allexceptcon
gen xxx* %1, {offsetted_int, regvar($1, reg_pointer), $2}
pat LLP lof adi LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
&& inreg($1)==reg_pointer
call lolfrxlolf(ADD_I)
pat LLP lof adu LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
&& inreg($1)==reg_pointer
call lolfrxlolf(ADD_I)
pat LLP lof and LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
&& inreg($1)==reg_pointer
call lolfrxlolf(AND_I)
pat LLP lof ior LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
&& inreg($1)==reg_pointer
call lolfrxlolf(OR_I)
pat LLP lof xor LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
&& inreg($1)==reg_pointer
call lolfrxlolf(EOR_I)
#if WORD_SIZE!=2
pat LLP lof ads LLP stf $1==$4 && $2==$5 && $3==4
&& inreg($1)==reg_pointer
call lolfrxlolf("add.l")
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#endif
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proc lolfxxlolf example LLP lof and LLP stf
with conreg_int-bconst
kills allexceptcon
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#if TBL68020 && FANCY_MODES
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gen xxx* %1, {OFF_off_int, lb, $1, $2}
#else
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uses AA_REG={DLOCAL, $1}
gen xxx* %1, {offsetted_int, %a, $2}
#endif
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pat LLP lof adi LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lolfxxlolf(ADD_I)
pat LLP lof adu LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lolfxxlolf(ADD_I)
pat LLP lof and LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lolfxxlolf(AND_I)
pat LLP lof ior LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lolfxxlolf(OR_I)
pat LLP lof xor LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lolfxxlolf(EOR_I)
#if WORD_SIZE!=2
pat LLP lof ads LLP stf $1==$4 && $2==$5 && $3==4
call lolfxxlolf("add.l")
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#endif
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#if WORD_SIZE!=2
proc lilfxxlilf example lil lof and lil stf
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with conreg_int-bconst
kills allexceptcon
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#if TBL68020 && FANCY_MODES
gen xxx* %1, {OFF_off4, regvar($1, reg_pointer), 0, $2}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
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gen xxx* %1, {offsetted_int, %a, $2}
#endif
pat lil lof adi lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("add.l")
pat lil lof adu lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("add.l")
pat lil lof and lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("and.l")
pat lil lof ior lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("or.l")
pat lil lof xor lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("eor.l")
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pat lil lof ads lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lilfxxlilf("add.l")
#endif
proc lefxxxsef example loe lof and loe stf
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with conreg_int-bconst
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen xxx* %1, {ABS_off_int, $1, $2}
#else
uses AA_REG={absolute4, $1}
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gen xxx* %1, {offsetted_int, %a, $2}
#endif
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pat LEP lof adi LEP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lefxxxsef(ADD_I)
pat LEP lof adu LEP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lefxxxsef(ADD_I)
pat LEP lof and LEP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lefxxxsef(AND_I)
pat LEP lof ior LEP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lefxxxsef(OR_I)
pat LEP lof xor LEP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lefxxxsef(EOR_I)
#if WORD_SIZE!=2
pat LEP lof ads LEP stf $1==$4 && $2==$5 && $3==4
call lefxxxsef("add.l")
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#endif
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/* lil gets a word, not necessarily a pointer */
#if WORD_SIZE!=2
proc lilixxlili example lil loi and lil sti
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with conreg_int-bconst
kills allexceptcon
#if TBL68020 && FANCY_MODES
gen xxx* %1, {OFF_off4, regvar($1, reg_pointer), 0, 0}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
gen xxx* %1, {indirect4, %a}
#endif
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pat lil loi adi lil sti $1==$4 && $2==$3 && $2==$5 && $2==4
&& inreg($1)==reg_pointer
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call lilixxlili("add.l")
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pat lil loi adu lil sti $1==$4 && $2==$3 && $2==$5 && $2==4
&& inreg($1)==reg_pointer
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call lilixxlili("add.l")
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pat lil loi and lil sti $1==$4 && $2==$3 && $2==$5 && $2==4
&& inreg($1)==reg_pointer
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call lilixxlili("and.l")
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pat lil loi ior lil sti $1==$4 && $2==$3 && $2==$5 && $2==4
&& inreg($1)==reg_pointer
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call lilixxlili("or.l")
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pat lil loi xor lil sti $1==$4 && $2==$3 && $2==$5 && $2==4
&& inreg($1)==reg_pointer
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call lilixxlili("eor.l")
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pat lil loi ads lil sti $1==$4 && $2==$3 && $2==$5 && $3==4
&& inreg($1)==reg_pointer
call lilixxlili("add.l")
#endif
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proc leixxxsei example loe loi and loe sti
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with conreg_int-bconst
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kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen xxx* %1, {ABS_off_int, $1, 0}
#else
uses AA_REG={absolute4, $1}
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gen xxx* %1, {indirect_int, %a}
#endif
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pat LEP loi adi LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leixxxsei(ADD_I)
pat LEP loi adu LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leixxxsei(ADD_I)
pat LEP loi and LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leixxxsei(AND_I)
pat LEP loi ior LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leixxxsei(OR_I)
pat LEP loi xor LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leixxxsei(EOR_I)
#if WORD_SIZE!=2
pat LEP loi ads LEP sti $1==$4 && $2==$3 && $2==$5 && $2==4
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call leixxxsei("add.l")
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#endif
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proc lofruxxsof example LLP lof inc LLP stf
kills allexceptcon
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gen bit* {offsetted_int, regvar($1, reg_pointer), $2}
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pat LLP lof inc LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
call lofruxxsof(INC)
pat LLP lof dec LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
call lofruxxsof(DEC)
pat LLP lof ngi LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
&& $3==WORD_SIZE
call lofruxxsof(NEG_I)
pat LLP lof com LLP stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
&& $3==WORD_SIZE
call lofruxxsof(NOT_I)
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proc lofuxxsof example LLP lof inc LLP stf
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen bit* {OFF_off_int, lb, $1, $2}
#else
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uses AA_REG={DLOCAL,$1}
gen bit* {offsetted_int,%a,$2}
#endif
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pat LLP lof inc LLP stf $1==$4 && $2==$5
call lofuxxsof(INC)
pat LLP lof dec LLP stf $1==$4 && $2==$5
call lofuxxsof(DEC)
pat LLP lof ngi LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lofuxxsof(NEG_I)
pat LLP lof com LLP stf $1==$4 && $2==$5 && $3==WORD_SIZE
call lofuxxsof(NOT_I)
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#if WORD_SIZE!=2
proc lifuxxsif example lil lof inc lil stf
kills allexceptcon
#if TBL68020 && FANCY_MODES
gen bit* {OFF_off4, regvar($1, reg_pointer), 0, $2}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
gen bit* {offsetted4,%a,$2}
#endif
pat lil lof inc lil stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
call lifuxxsif("add.l #1,")
pat lil lof dec lil stf $1==$4 && $2==$5 && inreg($1)==reg_pointer
call lifuxxsif("sub.l #1,")
pat lil lof ngi lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lifuxxsif("neg.l")
pat lil lof com lil stf $1==$4 && $2==$5 && $3==4 && inreg($1)==reg_pointer
call lifuxxsif("not.l")
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#endif
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#if WORD_SIZE!=2
proc liiuxxsii example lil loi inc lil sti
kills allexceptcon
#if TBL68020 && FANCY_MODES
gen bit* {OFF_off4, regvar($1, reg_pointer), 0, 0}
#else
uses AA_REG={indirect4, regvar($1, reg_pointer)}
gen bit* {indirect4, %a}
#endif
pat lil loi inc lil sti $1==$4 && $2==4 && $5==4 && inreg($1)==reg_pointer
call liiuxxsii("add.l #1,")
pat lil loi dec lil sti $1==$4 && $2==4 && $5==4 && inreg($1)==reg_pointer
call liiuxxsii("sub.l #1,")
pat lil loi ngi lil sti $1==$4 && $2==4 && $5==4 && $3==4 && inreg($1)==reg_pointer
call liiuxxsii("neg.l")
pat lil loi com lil sti $1==$4 && $2==4 && $5==4 && $3==4 && inreg($1)==reg_pointer
call liiuxxsii("not.l")
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#endif
proc lefuxxsef example loe lof inc loe stf
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen bit* {ABS_off_int, $1, $2}
#else
uses AA_REG={absolute4, $1}
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gen bit* {offsetted_int, %a, $2}
#endif
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pat LEP lof inc LEP stf $1==$4 && $2==$5
call lefuxxsef(INC)
pat LEP lof dec LEP stf $1==$4 && $2==$5
call lefuxxsef(DEC)
pat LEP lof ngi LEP stf $1==$4 && $2==$5 && $3==4
call lefuxxsef(NEG_I)
pat LEP lof com LEP stf $1==$4 && $2==$5 && $3==4
call lefuxxsef(NOT_I)
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proc leiuxxsei example loe loi inc loe sti
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen bit* {ABS_off_int, $1, 0}
#else
uses AA_REG={absolute4, $1}
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gen bit* {indirect_int, %a}
#endif
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pat LEP loi inc LEP sti $1==$4 && $2==$5 && $2==WORD_SIZE
call leiuxxsei(INC)
pat LEP loi dec LEP sti $1==$4 && $2==$5 && $2==WORD_SIZE
call leiuxxsei(DEC)
pat LEP loi ngi LEP sti $1==$4 && $2==$3 && $2==$5 && $2==WORD_SIZE
call leiuxxsei(NEG_I)
pat LEP loi com LEP sti $1==$4 && $2==$3 && 2==$5 && $2==WORD_SIZE
call leiuxxsei(NOT_I)
proc lolcxxstl example lol loc and stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen xxx* {const, $2}, {LOCAL, $1}
/*
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pat lol loc adi stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(ADD_I)
pat lol loc adu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(ADD_I)
peephole optimizer replaces these
*/
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pat lol loc sbi stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(SUB_I)
pat lol loc sbu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(SUB_I)
/*
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pat lol loc and stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(AND_I)
pat lol loc ior stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(OR_I)
pat lol loc xor stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(EOR_I)
peephole optimizer replaces these
*/
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#if TBL68020 || WORDSIZE==2
#if WORD_SIZE==4
pat lol loc dvi stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(DIVS_I)
pat lol loc dvu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(DIVU_I)
#endif
pat lol loc mli stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(MULS_I)
pat lol loc mlu stl $1==$4 && $3==WORD_SIZE && inreg($1)==reg_any
call lolcxxstl(MULU_I)
#endif
proc lolcxxxstl example lol loc adi stl
kills all_indir, LOCAL %bd==$1
gen xxx* {const, $2}, {LOCAL, $1}
/*
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pat lol loc adi stl $1==$4 && $3==WORD_SIZE call lolcxxxstl(ADD_I)
pat lol loc adu stl $1==$4 && $3==WORD_SIZE call lolcxxxstl(ADD_I)
peephole optimizer replaces these
*/
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pat lol loc sbi stl $1==$4 && $3==WORD_SIZE call lolcxxxstl(SUB_I)
pat lol loc sbu stl $1==$4 && $3==WORD_SIZE call lolcxxxstl(SUB_I)
/*
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pat lol loc and stl $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_pointer
call lolcxxxstl(AND_I)
pat lol loc ior stl $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_pointer
call lolcxxxstl(OR_I)
pat lol loc xor stl $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_pointer
call lolcxxxstl(EOR_I)
peephole optimizer replaces these
*/
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#if WORD_SIZE==2
proc ldlcxxxsdl example ldl ldc adi sdl
kills all_indir, DLOCAL %bd==$1
gen xxx* {const4, $2}, {DLOCAL, $1}
pat ldl ldc sbi sdl $1==$4 && $3==4 call ldlcxxxsdl("sub.l")
pat ldl ldc sbu sdl $1==$4 && $3==4 call ldlcxxxsdl("sub.l")
#endif
proc lilcxxsil example lil loc and sil
kills allexceptcon
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gen xxx* {const, $2}, {indirect_int, regvar($1, reg_pointer)}
pat lil loc adi sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(ADD_I)
pat lil loc adu sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(ADD_I)
pat lil loc sbi sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(SUB_I)
pat lil loc sbu sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(SUB_I)
pat lil loc and sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(AND_I)
pat lil loc ior sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(OR_I)
pat lil loc xor sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
call lilcxxsil(EOR_I)
proc lilcxxxsil example lil loc adi sil
kills allexceptcon
#if TBL68020
gen xxx* {const, $2}, {ILOCAL, $1}
#else
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uses AA_REG = {DLOCAL, $1}
gen xxx* {const, $2}, {indirect_int, %a}
#endif
pat lil loc adi sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(ADD_I)
pat lil loc adu sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(ADD_I)
pat lil loc sbi sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(SUB_I)
pat lil loc sbu sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(SUB_I)
pat lil loc and sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(AND_I)
pat lil loc ior sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(OR_I)
pat lil loc xor sil $1==$4 && $3==WORD_SIZE && inreg($1)!=reg_any
call lilcxxxsil(EOR_I)
proc loecxxxste example loe loc adi ste
kills posextern
gen xxx* {const, $2}, {absolute4, $1}
/*
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pat loe loc adi ste $1==$4 && $3==WORD_SIZE call loecxxxste(ADD_I)
pat loe loc adu ste $1==$4 && $3==WORD_SIZE call loecxxxste(ADD_I)
peephole optimizer replaces these
*/
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pat loe loc sbi ste $1==$4 && $3==WORD_SIZE call loecxxxste(SUB_I)
pat loe loc sbu ste $1==$4 && $3==WORD_SIZE call loecxxxste(SUB_I)
/*
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pat loe loc and ste $1==$4 && $3==WORD_SIZE call loecxxxste(AND_I)
pat loe loc ior ste $1==$4 && $3==WORD_SIZE call loecxxxste(OR_I)
pat loe loc xor ste $1==$4 && $3==WORD_SIZE call loecxxxste(EOR_I)
peephole optimizer replaces these
*/
proc lolrxxstl example lol lol and stl
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen xxx* {LOCAL, $2}, {LOCAL, $1}
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/*
pat lol lol adi stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(ADD_I)
pat lol lol adu stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(ADD_I)
peephole optimizer replaces these
*/
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pat lol lol sbi stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(SUB_I)
pat lol lol sbu stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(SUB_I)
/*
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pat lol lol and stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(AND_I)
pat lol lol ior stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(OR_I)
pat lol lol xor stl $1==$4 && $3==WORD_SIZE
&& inreg($1)==reg_any && inreg($2)==reg_any
call lolrxxstl(EOR_I)
peephole optimizer replaces these
*/
proc lolrxxxstl example lol lol adi stl
kills all_indir, LOCAL %bd==$1
gen xxx* {LOCAL, $2}, {LOCAL, $1}
/*
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pat lol lol adi stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call lolrxxxstl(ADD_I)
pat lol lol adu stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call lolrxxxstl(ADD_I)
peephole optimizer replaces these
*/
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#if WORD_SIZE!=2
pat lol lol ads stl $1==$4 && $3==4 && inreg($2)==reg_any
call lolrxxxstl("add.l")
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#endif
pat lol lol sbi stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call lolrxxxstl(SUB_I)
pat lol lol sbu stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call lolrxxxstl(SUB_I)
/*
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pat lol lol and stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any && inreg($1)!=reg_pointer
call lolrxxxstl(AND_I)
pat lol lol ior stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any &&
inreg($1)!=reg_pointer
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call lolrxxxstl(OR_I)
pat lol lol xor stl $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any &&
inreg($1)!=reg_pointer
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call lolrxxxstl(EOR_I)
peephole optimizer replaces these
*/
proc lilrxxsil example lil lol and sil
kills allexceptcon
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gen xxx* {LOCAL, $2}, {indirect_int, regvar($1, reg_pointer)}
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pat lil lol adi sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(ADD_I)
pat lil lol adu sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(ADD_I)
pat lil lol sbi sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
inreg($2)==reg_any
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call lilrxxsil(SUB_I)
pat lil lol sbu sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(SUB_I)
pat lil lol and sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(AND_I)
pat lil lol ior sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(OR_I)
pat lil lol xor sil $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil(EOR_I)
#if WORD_SIZE!=2
pat lil lol ads sil $1==$4 && $3==4 && inreg($1)==reg_pointer &&
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inreg($2)==reg_any
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call lilrxxsil("add.l")
#endif
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proc lilrxxxsil example lil lol adi sil
kills allexceptcon
#if TBL68020
gen xxx* {LOCAL, $2}, {ILOCAL, $1}
#else
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uses AA_REG = {DLOCAL, $1}
gen xxx* {LOCAL, $2}, {indirect_int, %a}
#endif
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pat lil lol adi sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(ADD_I)
pat lil lol adu sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(ADD_I)
pat lil lol sbi sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(SUB_I)
pat lil lol sbu sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(SUB_I)
pat lil lol and sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(AND_I)
pat lil lol ior sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(OR_I)
pat lil lol xor sil $1==$4 && $3==WORD_SIZE
&& inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil(EOR_I)
#if WORD_SIZE!=2
pat lil lol ads sil $1==$4 && $3==4 && inreg($2)==reg_any && inreg($1)!=reg_any
call lilrxxxsil("add.l")
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#endif
proc loerxxxste example loe lol adi ste
kills posextern
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gen xxx* {LOCAL, $2}, {absolute_int, $1}
pat loe lol adi ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(ADD_I)
pat loe lol adu ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(ADD_I)
pat loe lol sbi ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(SUB_I)
pat loe lol sbu ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(SUB_I)
pat loe lol and ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(AND_I)
pat loe lol ior ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(OR_I)
pat loe lol xor ste $1==$4 && $3==WORD_SIZE && inreg($2)==reg_any
call loerxxxste(EOR_I)
#if WORD_SIZE!=2
pat loe lol ads ste $1==$4 && $3==4 && inreg($2)==reg_any
call loerxxxste("add.l")
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#endif
proc xxxstl example adi stl
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with any_int-RD_REG-dreg_int any-RD_REG-dreg_int
kills regvar($2, reg_any), use_index %xreg==regvar($2, reg_any)
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gen move %2,{dreg_int, regvar($2)}
xxx* %1,{LOCAL,$2}
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with exact any_int-RD_REG-dreg_int STACK
kills regvar($2, reg_any), use_index %xreg==regvar($2, reg_any)
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gen move_i {post_inc_int, sp}, {dreg_int, regvar($2)}
xxx* %1,{LOCAL,$2}
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pat adi stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(ADD_I)
pat adu stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(ADD_I)
pat sbi stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(SUB_I)
pat sbu stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(SUB_I)
pat and stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(AND_I)
pat ior stl $1==WORD_SIZE && inreg($2)==reg_any call xxxstl(OR_I)
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pat xor stl $1==WORD_SIZE && inreg($2)==reg_any
with D_REG any_int
kills regvar($2, reg_any), use_index %xreg==regvar($2, reg_any)
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gen move %2,{dreg_int, regvar($2)}
eor_i %1,{dreg_int, regvar($2)}
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pat ads SLP $1==4 && inreg($2)==reg_pointer
with any4-areg-RA_REG any4+address-areg-RA_REG
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move %2,{areg,regvar($2,reg_pointer)}
add_l %1,{areg,regvar($2,reg_pointer)}
#ifdef TBL68020
with regX any4+address-areg-RA_REG
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move %2,{areg,regvar($2,reg_pointer)}
move {regAregXcon, regvar($2,reg_pointer), %1.xreg, %1.sc, 0},{areg,regvar($2,reg_pointer)}
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with exact regX STACK
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
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gen move_l {post_inc4, sp},{areg,regvar($2,reg_pointer)}
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move {regAregXcon, regvar($2,reg_pointer), %1.xreg, %1.sc, 0},{areg,regvar($2,reg_pointer)}
with exact regX regAcon
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {regAregXcon, %2.reg, %1.xreg, %1.sc, %2.bd},{areg,regvar($2,reg_pointer)}
with exact regX local_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {regAregXcon, lb, %1.xreg, %1.sc, %2.bd},{areg,regvar($2,reg_pointer)}
#ifdef FANCY_MODES
with exact regX indirect4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, %2.reg, %1.xreg,%1.sc,0,0},{areg,regvar($2,reg_pointer)}
with exact regX offsetted4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, %2.reg, %1.xreg, %1.sc, %2.bd, 0},{areg,regvar($2,reg_pointer)}
with exact regX LOCAL
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, lb, %1.xreg, %1.sc, %2.bd, 0},{areg,regvar($2,reg_pointer)}
with exact regX off_con
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, %2.reg, %1.xreg,%1.sc,%2.bd,%2.od},{areg,regvar($2,reg_pointer)}
with exact regX ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move{ext_regX, %1.sc, %1.xreg, %2.bd},{areg,regvar($2,reg_pointer)}
with exact regX absolute4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {abs_regXcon, %1.sc, %1.xreg, %2.bd, 0},{areg,regvar($2,reg_pointer)}
with exact regX abs_con
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {abs_regXcon, %1.sc, %1.xreg, %2.bd, %2.od},{areg,regvar($2,reg_pointer)}
with exact indirect4 ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_con, %1.reg, 0, %2.bd},{areg,regvar($2,reg_pointer)}
with exact offsetted4 ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_con, %1.reg, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
with exact LOCAL ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_con, lb, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
with exact index_off4 ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {indoff_con, %1.reg, %1.xreg, %1.sc,%1.bd,%2.bd},{areg,regvar($2,reg_pointer)}
with exact absolute4 ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {abs_con, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
with exact abs_index4 ext_addr
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {absind_con, %1.sc, %1.xreg, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
with exact indirect4 ext_regX
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, %1.reg, %2.xreg, %2.sc, 0, %2.bd},{areg,regvar($2,reg_pointer)}
with exact offsetted4 ext_regX
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, %1.reg, %2.xreg,%2.sc,%1.bd,%2.bd},{areg,regvar($2,reg_pointer)}
with exact LOCAL ext_regX
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {off_regXcon, lb, %2.xreg, %2.sc, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
with exact absolute4 ext_regX
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move {abs_regXcon, %2.sc, %2.xreg, %1.bd, %2.bd},{areg,regvar($2,reg_pointer)}
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#endif /* FANCY_MODES */
#endif /* TBL68020 */
proc xxxdupstl example adi dup stl
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with any_int-RD_REG-dreg_int any-RD_REG-dreg_int
kills regvar($3, reg_any), use_index %xreg==regvar($3, reg_any)
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gen move %2,{dreg_int, regvar($3)}
xxx* %1,{LOCAL,$3} yields {LOCAL, $3}
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with exact any_int-RD_REG-dreg_int STACK
kills regvar($3, reg_any), use_index %xreg==regvar($3, reg_any)
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gen move_i {post_inc_int, sp}, {dreg_int, regvar($3)}
xxx* %1,{LOCAL,$3} yields {LOCAL, $3}
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pat adi dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(ADD_I)
pat adu dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(ADD_I)
pat sbi dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(SUB_I)
pat sbu dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(SUB_I)
pat and dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(AND_I)
pat ior dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(OR_I)
/*
pat xor dup stl $1==$2 && $2==WORD_SIZE && inreg($3)==reg_any
call xxxdupstl(EOR_I)
incorrect for eor.l !!!
*/
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pat dup stl $1==WORD_SIZE && inreg($2)==reg_any
with any_int
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kills regvar($2, reg_any), use_index %xreg==regvar($2, reg_any)
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gen move %1,{dreg_int, regvar($2,reg_any)}
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yields {LOCAL, $2}
pat dup stl $1==4 && inreg($2)==reg_pointer
with any4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
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gen move_l %1,{areg, regvar($2, reg_pointer)}
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yields {DLOCAL, $2}
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pat dup LLP sti LLP adp SLP zne $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==1 && $5==1
with any1
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_b %1,{post_inc1, regvar($2,reg_pointer)}
bne {llabel, $7}
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pat dup LLP sti LLP adp SLP zeq $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==1 && $5==1
with any1
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_b %1,{post_inc1, regvar($2,reg_pointer)}
beq {llabel, $7}
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/* Normally, LLP sti wth word size will be optimized to sil */
pat dup LLP sti LLP adp SLP zne $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==2 && $5==2
with any2
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_w %1,{post_inc2, regvar($2,reg_pointer)}
bne {llabel, $7}
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pat dup LLP sti LLP adp SLP zeq $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==2 && $5==2
with any2
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_w %1,{post_inc2, regvar($2,reg_pointer)}
beq {llabel, $7}
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#if WORD_SIZE!=2
/* m68k2 can't do zne/zeq on 4-byte */
pat dup LLP sti LLP adp SLP zne $1==4 && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==4 && $5==4
with any4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_l %1,{post_inc4, regvar($2,reg_pointer)}
bne {llabel, $7}
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pat dup LLP sti LLP adp SLP zeq $1==4 && inreg($2)==reg_pointer &&
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$2==$4 && $2==$6 && $3==4 && $5==4
with any4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_l %1,{post_inc4, regvar($2,reg_pointer)}
beq {llabel, $7}
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#endif
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pat dup sil LLP adp SLP zne $1==WORD_SIZE && inreg($2)==reg_pointer &&
$2==$3 && $3==$5 && $4==WORD_SIZE
with any_int
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_i %1,{post_inc_int, regvar($2, reg_pointer)}
bne {llabel, $6}
pat dup sil LLP adp SLP zeq $1==WORD_SIZE && inreg($2)==reg_pointer &&
$2==$3 && $3==$5 && $4==WORD_SIZE
with any_int
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_i %1,{post_inc_int, regvar($2, reg_pointer)}
beq {llabel, $6}
pat sil lil LLP adp SLP zne $1==$2 && $2==$3 && $3==$5 && $4==WORD_SIZE
&& inreg($1)==reg_pointer
with any_int
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
gen move_i %1,{post_inc_int, regvar($1,reg_pointer)}
bne {llabel, $6}
pat sil lil LLP adp SLP zeq $1==$2 && $2==$3 && $3==$5 && $4==WORD_SIZE
&& inreg($1)==reg_pointer
with any_int
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
gen move_i %1,{post_inc_int, regvar($1,reg_pointer)}
beq {llabel, $6}
pat dup LLP adp SLP LLP sti zne $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $4==$5 && $6==1 && $4==(0-1)
with any1
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_b %1,{pre_dec1, regvar($2,reg_pointer)}
bne {llabel, $7}
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pat dup LLP adp SLP LLP sti zeq $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $4==$5 && $6==1 && $4==(0-1)
with any1
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_b %1,{pre_dec1, regvar($2,reg_pointer)}
beq {llabel, $7}
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#if WORD_SIZE!=2
pat dup LLP adp SLP LLP sti zne $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $4==$5 && $6==2 && $4==(0-2)
with any2
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_w %1,{pre_dec2, regvar($2,reg_pointer)}
bne {llabel, $7}
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pat dup LLP adp SLP LLP sti zeq $1==WORD_SIZE && inreg($2)==reg_pointer &&
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$2==$4 && $4==$5 && $6==2 && $4==(0-2)
with any2
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_w %1,{pre_dec2, regvar($2,reg_pointer)}
beq {llabel, $7}
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#endif
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#if WORD_SIZE!=2
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pat dup lol adp stl lol sti zne $1==4 && inreg($2)==reg_pointer &&
$2==$4 && $4==$5 && $6==4 && $4==(0-4)
with any4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_l %1,{pre_dec4, regvar($2,reg_pointer)}
bne {llabel, $7}
pat dup lol adp stl lol sti zeq $1==4 && inreg($2)==reg_pointer &&
$2==$4 && $4==$5 && $6==4 && $4==(0-4)
with any4
kills regvar($2, reg_pointer), all_regind %reg==regvar($2, reg_pointer)
gen move_l %1,{pre_dec4, regvar($2,reg_pointer)}
beq {llabel, $7}
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#endif
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pat LLP ads SLP $1==$3 && $2==4 && inreg($1)==reg_pointer
with data4-sconsts
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen add_l %1, {DLOCAL, $1}
pat lil lil inc sil $1==$2 && $1==$4 && inreg($1)==reg_pointer
kills allexceptcon
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uses DD_REG = {indirect_int, regvar($1, reg_pointer)}
gen add_i {const, 1}, {indirect_int, regvar($1, reg_pointer)}
killreg %a
yields %a
pat lil lil dec sil $1==$2 && $1==$4 && inreg($1)==reg_pointer
kills allexceptcon
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uses DD_REG = {indirect_int, regvar($1, reg_pointer)}
gen sub_i {const, 1}, {indirect_int, regvar($1, reg_pointer)}
killreg %a
yields %a
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pat LLP LFP dup adp LLP SFP sti $3==4 && $1==$5 && $2==$6 && inreg($1)==reg_pointer && $7 <= 4
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with conreg
kills allexceptcon
uses AA_REG = {offsetted4, regvar($1, reg_pointer), $2}
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gen add_l {const4, $4}, {offsetted4, regvar($1, reg_pointer), $2}
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killreg %a
yields %1 %a leaving sti $7
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pat LLP LFP dup adp LLP SFP $3==4 && $1==$5 && $2==$6 && inreg($1)==reg_pointer
1987-08-12 16:19:02 +00:00
kills allexceptcon
uses AA_REG = {offsetted4, regvar($1, reg_pointer), $2}
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gen add_l {const4, $4}, {offsetted4, regvar($1, reg_pointer), $2}
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killreg %a
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yields %a
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pat LLP LFP dup adp LLP SFP sti $3==4 && $1==$5 && $2==$6 && $7 <= 4
with conreg
kills allexceptcon
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uses AA_REG = {DLOCAL, $1}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
yields %1 %b leaving sti $7
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pat LLP LFP dup adp LLP SFP $3==4 && $1==$5 && $2==$6
kills allexceptcon
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uses AA_REG = {DLOCAL, $1}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
yields %b
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pat LEP LFP dup adp LEP SFP sti $3==4 && $1==$5 && $2==$6 && $7 <= 4
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with conreg
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kills allexceptcon
uses AA_REG = {absolute4, $1}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
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yields %1 %b leaving sti $7
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pat LEP LFP dup adp LEP SFP $3==4 && $1==$5 && $2==$6
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kills allexceptcon
uses AA_REG = {absolute4, $1}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
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yields %b
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#if WORD_SIZE!=2
pat lil lof dup adp lil stf sti $3==4 && $1==$5 && $2==$6 && inreg($1)==reg_pointer && $7 <= 4
with conreg
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
yields %1 %b leaving sti $7
pat lil lof dup adp lil stf $3==4 && $1==$5 && $2==$6 && inreg($1)==reg_pointer
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}, AA_REG
gen move_l {offsetted4, %a, $2}, %b
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add_l {const4, $4}, {offsetted4, %a, $2}
yields %b
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#endif /* WORD_SIZE==2 */
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pat LEP loi dup adp LEP sti sti $3==4 && $1==$5 && $2==4 && $6==4 && $7 <= 4
1989-03-01 11:32:37 +00:00
with conreg
kills allexceptcon
uses AA_REG = {absolute4, $1}, AA_REG
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gen move_l {indirect4, %a}, %b
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add_l {const4, $4}, {indirect4, %a}
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yields %1 %b leaving sti $7
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pat LEP loi dup adp LEP sti $3==4 && $1==$5 && $2==4 && $6==4
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kills allexceptcon
uses AA_REG = {absolute4, $1}, AA_REG
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gen move_l {indirect4, %a}, %b
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add_l {const4, $4}, {indirect4, %a}
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yields %b
1988-06-15 13:15:41 +00:00
1990-08-20 13:55:38 +00:00
#if WORD_SIZE!=2
pat lil loi dup adp lil sti sti $3==4 && $1==$5 && $2==4 && $6==4 && $7 <= 4
with conreg
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}, AA_REG
gen move_l {indirect4, %a}, %b
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add_l {const4, $4}, {indirect4, %a}
yields %1 %b leaving sti $7
pat lil loi dup adp lil sti $3==4 && $1==$5 && $2==4 && $6==4
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}, AA_REG
gen move_l {indirect4, %a}, %b
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add_l {const4, $4}, {indirect4, %a}
yields %b
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#endif
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pat LLP LLP adp SLP lae cmp $1==$2 && $2==$4 && inreg($1)==reg_pointer && $3 < 0
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kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen sub_l {const4,0-$3},{DLOCAL,$1}
yields {DLOCAL,$1} {ext_addr, $5+$3}
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leaving cmu 4
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pat LLP LLP adp SLP lae cmp $1==$2 && $2==$4 && inreg($1)==reg_pointer && $3 > 0
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kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen add_l {const4,$3},{DLOCAL,$1}
yields {DLOCAL,$1} {ext_addr, $5+$3}
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leaving cmu 4
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pat LLP LLP adp SLP loi $1==$2 && $1==$4 && $3==4 && $5==4 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
yields {post_inc4, regvar($1, reg_pointer)}
1990-08-20 13:55:38 +00:00
pat LLP LLP adp SLP loi $1==$2 && $1==$4 && $3==$5 && inreg($1)==reg_pointer
leaving LLP $1 loi $5 LLP $2 adp $3 SLP $4
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat LLP loi LLP adp SLP $1==$3 && $1==$5 && $2==1 && $4==1 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {post_inc1, regvar($1, reg_pointer)}
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/* Normally, LLP loi will be optimized to lil */
pat LLP loi LLP adp SLP $1==$3 && $1==$5 && $2==2 && $4==2 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {post_inc2, regvar($1, reg_pointer)}
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pat LLP loi LLP adp SLP $1==$3 && $1==$5 && $2==4 && $4==4 &&
inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {post_inc4, regvar($1, reg_pointer)}
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pat lil LLP adp SLP $1==$2 && $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
yields {post_inc_int, regvar($1, reg_pointer)}
pat LLP LLP adp SLP sti $1==$2 && $1==$4 && $3==$5 && inreg($1)==reg_pointer
leaving LLP $1 sti $5 LLP $2 adp $3 SLP $4
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat LLP sti LLP adp SLP $1==$3 && $1==$5 && $2==1 && $4==1 &&
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inreg($1)==reg_pointer
with any1
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {post_inc1, regvar($1, reg_pointer)}
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/* Normally, LLP sti will ve optimzed into sil */
pat LLP sti LLP adp SLP $1==$3 && $1==$5 && $2==2 && $4==2 &&
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inreg($1)==reg_pointer
with any2
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {post_inc2, regvar($1, reg_pointer)}
1987-01-13 09:24:13 +00:00
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pat LLP sti LLP adp SLP $1==$3 && $1==$5 && $2==4 && $4==4 &&
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inreg($1)==reg_pointer
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with any4
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {post_inc4, regvar($1, reg_pointer)}
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pat LLP LLP adp SLP sti $1==$2 && $1==$4 && $3==WORD_SIZE && $5==WORD_SIZE &&
inreg($1)==reg_pointer
with any_int-sconsts
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {post_inc_int, regvar($1, reg_pointer)}
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pat sil LLP adp SLP $1==$2 && $1==$4 && $3==WORD_SIZE && inreg($1)==reg_pointer
with any_int-sconsts
kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {post_inc_int, regvar($1, reg_pointer)}
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pat LLP adp SLP LLP loi $1==$3 && $1==$4 && $2==0-1 && $5==1 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {pre_dec1, regvar($1, reg_pointer)}
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/* Normally, LLP loi will be optimized to lil */
pat LLP adp SLP LLP loi $1==$3 && $1==$4 && $2==0-2 && $5==2 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {pre_dec2, regvar($1, reg_pointer)}
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pat LLP adp SLP LLP loi $1==$3 && $1==$4 && $2==0-4 && $5==4 &&
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inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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yields {pre_dec4, regvar($1, reg_pointer)}
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pat LLP adp SLP lil $1==$3 && $1==$4 && $2==0-WORD_SIZE &&
inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
yields {pre_dec_int, regvar($1, reg_pointer)}
pat LLP adp SLP LLP sti $1==$3 && $1==$4 && $2==0-1 && $5==1 &&
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inreg($1)==reg_pointer
with any1
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {pre_dec1, regvar($1, reg_pointer)}
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#if WORD_SIZE!=2
pat LLP adp SLP LLP sti $1==$3 && $1==$4 && $2==0-2 && $5==2 &&
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inreg($1)==reg_pointer
with any2
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {pre_dec2, regvar($1, reg_pointer)}
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#else
pat LLP adp SLP LLP sti $1==$3 && $1==$4 && $2==0-4 && $5==4 &&
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inreg($1)==reg_pointer
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with any4
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kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {pre_dec4, regvar($1, reg_pointer)}
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#endif
pat LLP adp SLP sil $1==$3 && $1==$4 && $2==0-WORD_SIZE &&
inreg($1)==reg_pointer
with any_int-sconsts
kills allexceptcon, regvar($1, reg_pointer)
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gen move %1, {pre_dec_int, regvar($1, reg_pointer)}
1987-01-13 09:24:13 +00:00
1990-08-24 16:20:57 +00:00
pat LLP LLP adp SLP $1==$2 && $1==$4 && inreg($1)==reg_pointer && directadd($3)
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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uses AA_REG = {DLOCAL, $1}
gen add_l {const4, $3}, {DLOCAL, $1}
killreg %a
yields %a
1987-01-13 09:24:13 +00:00
1990-08-24 16:20:57 +00:00
pat LLP LLP adp SLP $1==$2 && $1==$4 && inreg($1)==reg_pointer && directsub($3)
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
uses AA_REG = {DLOCAL, $1}
gen sub_l {const4, 0-$3}, {DLOCAL, $1}
killreg %a
yields %a
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pat LLP LLP adp SLP $1==$2 && $1==$4 && inreg($1)==reg_pointer
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kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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uses AA_REG = {DLOCAL, $1}, DD_REG4 = {const4, $3}
gen add_l %b, {DLOCAL, $1}
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killreg %a
yields %a
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pat LLP LLP adp SLP $1==$2 && $1==$4 && directadd($3)
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kills all_indir, DLOCAL %bd==$1
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uses AA_REG = {DLOCAL, $1}
gen add_l {const4, $3}, {DLOCAL, $1}
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killreg %a
yields %a
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pat LLP LLP adp SLP $1==$2 && $1==$4 && directsub($3)
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kills all_indir, DLOCAL %bd==$1
uses AA_REG = {DLOCAL, $1}
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gen sub_l {const4, 0-$3}, {DLOCAL, $1}
killreg %a
yields %a
pat LLP LLP adp SLP $1==$2 && $1==$4
kills all_indir, DLOCAL %bd==$1
uses AA_REG = {DLOCAL, $1}, DD_REG4 = {const4, $3}
gen add_l %b, {DLOCAL, $1}
killreg %a
yields %a
1990-08-24 16:20:57 +00:00
pat LLP adp SLP $1==$3 && inreg($1)==reg_pointer && directadd($2)
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen add_l {const4, $2}, {DLOCAL, $1}
1987-01-13 09:24:13 +00:00
1990-08-24 16:20:57 +00:00
pat LLP adp SLP $1==$3 && inreg($1)==reg_pointer && directsub($2)
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
gen sub_l {const4, 0-$2}, {DLOCAL, $1}
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pat LLP adp SLP $1==$3 && inreg($1)==reg_pointer
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kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
1990-08-20 13:55:38 +00:00
uses DD_REG4 = {const4, $2}
gen add_l %a, {DLOCAL, $1}
1989-02-23 15:46:46 +00:00
1990-08-24 16:20:57 +00:00
pat LLP adp SLP $1==$3 && directadd($2)
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kills all_indir, DLOCAL %bd==$1
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gen add_l {const4, $2}, {DLOCAL, $1}
pat LLP adp SLP $1==$3 && directsub($2)
kills all_indir, DLOCAL %bd==$1
gen sub_l {const4, 0-$2}, {DLOCAL, $1}
1989-02-23 15:46:46 +00:00
1990-08-20 13:55:38 +00:00
pat LLP adp SLP $1==$3
kills all_indir, DLOCAL %bd==$1
1990-08-24 16:20:57 +00:00
uses DD_REG4 = {const4, $2}
gen add_l %a, {DLOCAL, $1}
1989-03-03 15:16:12 +00:00
1990-08-20 13:55:38 +00:00
#if WORD_SIZE!=2
pat lil lil adp sil sti $1==$2 && $1==$4 && inreg($1)==reg_pointer && $5<=4
with conreg
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}
gen add_l {const, $3}, {indirect4, regvar($1, reg_pointer)}
killreg %a
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yields %1 %a leaving sti $5
1989-02-23 15:46:46 +00:00
pat lil lil adp sil $1==$2 && $1==$4 && inreg($1)==reg_pointer
kills allexceptcon
uses AA_REG = {indirect4, regvar($1, reg_pointer)}
gen add_l {const, $3}, {indirect4, regvar($1, reg_pointer)}
killreg %a
yields %a
pat lil lil adp sil $1==$2 && $1==$4
kills allexceptcon
uses AA_REG, AA_REG = {LOCAL, $1}
gen move {indirect4, %b}, %a
add_l {const, $3}, {indirect4, %b}
killreg %a
yields %a
pat lil adp sil $1==$3 && inreg($1)==reg_pointer
kills allexceptcon
gen add_l {const, $2}, {indirect4, regvar($1, reg_pointer)}
pat lil adp sil $1==$3 && inreg($1)!=reg_any
kills allexceptcon
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#if TBL68020 /* WORD_SIZE==4 */
gen add_l {const, $2}, {ILOCAL,$1}
#else
uses AA_REG = {LOCAL, $1}
gen add_l {const, $2}, {indirect4, %a}
#endif
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#endif /* WORD_SIZE==2 */
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pat LEP LEP adp SEP $1==$2 && $1==$4
kills posextern
uses AA_REG = {absolute4, $1}
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gen add_l {const4, $3}, {absolute4, $1}
killreg %a
yields %a
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pat LEP adp SEP $1==$3
kills posextern
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gen add_l {const4, $2}, {absolute4, $1}
1987-01-13 09:24:13 +00:00
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pat loc and $1==255 && $2==WORD_SIZE
#if WORD_SIZE==2
with exact absolute_int yields {absolute1,%1.bd+1}
with exact offsetted_int yields {offsetted1,%1.reg,%1.bd+1}
with exact LOCAL yields {offsetted1,lb,%1.bd+1}
#else
with exact absolute_int yields {absolute1,%1.bd+3}
with exact offsetted_int yields {offsetted1,%1.reg,%1.bd+3}
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with exact LOCAL yields {offsetted1,lb,%1.bd+3}
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#endif
with yields {const, $1} leaving and WORD_SIZE
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/************************************************
* Group 1: load instructions *
************************************************/
pat loc $1==0 yields {zero_const, $1}
pat loc small($1) yields {small_const, $1}
pat loc in_1($1) yields {bconst, $1}
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1987-01-13 09:24:13 +00:00
pat loc yields {const, $1}
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#if WORD_SIZE!=2
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pat ldc leaving loc 18 trp
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#else
pat ldc highw($1)==0 && loww($1)==0 yields {zero_const4, 0}
pat ldc highw($1)==0 && small(loww($1)) yields {small_const4, loww($1)}
1987-01-13 09:24:13 +00:00
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pat ldc highw($1)==0 && in_1(loww($1)) yields {bconst4, loww($1)}
pat ldc yields {const4, $1}
#endif
pat LLP inreg($1)==reg_pointer
kills pre_post %reg==regvar($1, reg_pointer)
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yields {DLOCAL, $1}
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pat lol yields {LOCAL, $1}
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#if WORD_SIZE!=2
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pat ldl leaving lol $1+4 lol $1
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#else
pat ldl yields {DLOCAL, $1}
#endif
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pat loe yields {absolute_int, $1}
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pat loe loe $1==$2 leaving loe $1 dup WORD_SIZE
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/* replace ste loe by dup ste, but not if followed by a test ... */
proc steloezxx example ste loe zne
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with any_int-sconsts
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kills posextern
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gen move_i %1, {absolute_int, $1}
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bxx* {llabel, $3}
with exact STACK
kills posextern
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gen move_i {post_inc_int, sp}, {absolute_int, $1}
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bxx* {llabel, $3}
pat ste loe zlt $1==$2 call steloezxx("blt")
pat ste loe zle $1==$2 call steloezxx("ble")
pat ste loe zeq $1==$2 call steloezxx("beq")
pat ste loe zne $1==$2 call steloezxx("bne")
pat ste loe zge $1==$2 call steloezxx("bge")
pat ste loe zgt $1==$2 call steloezxx("bgt")
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pat ste loe $1==$2 leaving dup WORD_SIZE ste $1
pat lil inreg($1)==reg_pointer
kills pre_post %reg==regvar($1, reg_pointer)
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yields {indirect_int, regvar($1, reg_pointer)}
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#if WORD_SIZE==4
pat lil inreg($1)==reg_any
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uses AA_REG = {DLOCAL, $1}
yields {indirect_int, %a}
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#endif
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pat lil
#if TBL68020
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yields {ILOCAL, $1}
#else
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uses AA_REG = {DLOCAL, $1}
yields {indirect_int, %a}
#endif
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/* When using the 'offsetted' intructions regAregXcon cannot be used
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* for the m68k[24]; there is no way of knowing about the size of
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* %1.bd+$1, because expressions are not allowed in stack patterns, and
* this may lead to outputting too large displacements. With regAcon
* the chance that this will happen is very slim, because it can
* have displacements of 16 bits. Besides, leaving out regAcon here
* would make it very hard to handle this instruction efficiently.
*/
pat lof
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with A_REG yields {offsetted_int, %1, $1}
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with exact local_addr yields {LOCAL, %1.bd+$1}
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with exact ext_addr yields {absolute_int, %1.bd+$1}
#ifndef TBL68020
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with regAcon yields {offsetted_int, %1.reg, %1.bd+$1}
#else TBL68020
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with exact regAcon yields {offsetted_int, %1.reg, %1.bd+$1}
with exact regAregXcon yields {index_off_int, %1.reg, %1.xreg, %1.sc, %1.bd+$1}
#ifdef FANCY_MODES
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with exact offsetted4 yields {OFF_off_int, %1.reg, %1.bd, $1}
with exact indirect yields {OFF_off_int, %1.reg, 0, $1}
with exact DLOCAL yields {OFF_off_int, lb, %1.bd, $1}
with exact off_con yields {OFF_off_int, %1.reg, %1.bd, %1.od+$1}
with exact index_off4 yields {INDOFF_off_int, %1.reg, %1.xreg, %1.sc, %1.bd, $1}
with exact indoff_con yields {INDOFF_off_int,
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%1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
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with exact off_regXcon yields {OFF_indoff_int,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
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with exact absolute4 yields {ABS_off_int, %1.bd, $1}
with exact abs_con yields {ABS_off_int, %1.bd, %1.od+$1}
with exact abs_regXcon yields {ABS_indoff_int, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact abs_index4 yields {ABSIND_off_int, %1.sc, %1.xreg, %1.bd, $1}
with exact absind_con yields {ABSIND_off_int, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact ext_regX yields {abs_index_int, %1.sc, %1.xreg, %1.bd+$1}
#endif /* FANCY_MODES */
#endif /* TBL68020 */
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pat lal yields {local_addr, $1}
pat lae yields {ext_addr, $1}
pat lxl $1==0 yields lb
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pat lxl $1==1 yields {DLOCAL, SL}
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pat lxl $1==2
#if TBL68020 && FANCY_MODES
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yields {OFF_off4, lb, SL, SL}
#else
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uses AA_REG = {DLOCAL, SL}
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yields {offsetted4, %a, SL}
#endif
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pat lxl $1==3
#if TBL68020 && FANCY_MODES
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uses AA_REG = {OFF_off4, lb, SL, SL}
#else
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uses AA_REG = {DLOCAL, SL}
gen move_l {offsetted4, %a, SL}, %a
#endif
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yields {offsetted4, %a, SL}
pat lxl $1>3
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uses AA_REG = {DLOCAL, SL},
DD_REG4 = {const, $1-2}
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gen 1:
move_l {offsetted4, %a, SL} ,%a
dbf %b, {slabel, 1b}
yields %a
pat lxa $1==0 yields {local_addr, SL}
pat lxa $1==1
#if TBL68020 && FANCY_MODES
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yields {off_con, lb, SL, SL}
#else
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uses AA_REG = {DLOCAL, SL}
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yields {regAcon, %a, SL}
#endif
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pat lxa $1==2
#if TBL68020 && FANCY_MODES
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uses AA_REG = {OFF_off4, lb, SL, SL}
#else
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uses AA_REG = {DLOCAL, SL}
gen move_l {offsetted4, %a, SL}, %a
#endif
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yields {regAcon, %a, SL}
pat lxa $1>2
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uses AA_REG = {DLOCAL, SL},
DD_REG4 = {const, $1-2}
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gen 1:
move_l {offsetted4, %a, SL} ,%a
dbf %b, {slabel, 1b}
yields {regAcon, %a, SL}
pat loi $1==1
with A_REG yields {indirect1, %1}
with exact local_addr yields {offsetted1, lb, %1.bd}
with exact ext_addr yields {absolute1, %1.bd}
#ifndef TBL68020
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with regAcon yields {offsetted1, %1.reg, %1.bd}
with regAregXcon yields {index_off1, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
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with exact regAcon yields {offsetted1, %1.reg, %1.bd}
with exact regAregXcon yields {index_off1, %1.reg, %1.xreg, %1.sc, %1.bd}
#ifdef FANCY_MODES
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with exact indirect4 yields {OFF_off1, %1.reg, 0, 0}
with exact offsetted4 yields {OFF_off1, %1.reg, %1.bd, 0}
with exact LOCAL yields {OFF_off1, lb, %1.bd, 0}
with exact off_con yields {OFF_off1, %1.reg, %1.bd, %1.od}
with exact index_off4 yields {INDOFF_off1, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
with exact indoff_con yields {INDOFF_off1,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact off_regXcon yields {OFF_indoff1,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact absolute4 yields {ABS_off1, %1.bd, 0}
with exact abs_con yields {ABS_off1, %1.bd, %1.od}
with exact abs_regXcon yields {ABS_indoff1, %1.sc, %1.xreg, %1.bd, %1.od}
with exact abs_index4 yields {ABSIND_off1, %1.sc, %1.xreg, %1.bd, 0}
with exact absind_con yields {ABSIND_off1, %1.sc, %1.xreg, %1.bd, %1.od}
with exact ext_regX yields {abs_index1, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif /* TBL68020 */
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pat loi $1==2
with A_REG yields {indirect2, %1}
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#if WORD_SIZE!=2
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with exact local_addr yields {offsetted2, lb, %1.bd}
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#else
with exact local_addr yields {LOCAL, %1.bd}
#endif
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with exact ext_addr yields {absolute2, %1.bd}
#ifndef TBL68020
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with regAcon yields {offsetted2, %1.reg, %1.bd}
with regAregXcon yields {index_off2, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
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with exact regAcon yields {offsetted2, %1.reg, %1.bd}
with exact regAregXcon yields {index_off2, %1.reg, %1.xreg, %1.sc, %1.bd}
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#if WORD_SIZE==2
with exact DLOCAL yields {ILOCAL, %1.bd}
#endif
#ifdef FANCY_MODES
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with exact indirect4 yields {OFF_off2, %1.reg, 0, 0}
with exact offsetted4 yields {OFF_off2, %1.reg, %1.bd, 0}
with exact LOCAL yields {OFF_off2, lb, %1.bd, 0}
with exact off_con yields {OFF_off2, %1.reg, %1.bd, %1.od}
with exact index_off4 yields {INDOFF_off2, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
with exact indoff_con yields {INDOFF_off2,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact off_regXcon yields {OFF_indoff2,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact absolute4 yields {ABS_off2, %1.bd, 0}
with exact abs_con yields {ABS_off2, %1.bd, %1.od}
with exact abs_regXcon yields {ABS_indoff2, %1.sc, %1.xreg, %1.bd, %1.od}
with exact abs_index4 yields {ABSIND_off2, %1.sc, %1.xreg, %1.bd, 0}
with exact absind_con yields {ABSIND_off2, %1.sc, %1.xreg, %1.bd, %1.od}
with exact ext_regX yields {abs_index2, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif /* TBL68020 */
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pat loi $1==4
with A_REG yields {indirect4, %1}
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with exact local_addr yields {DLOCAL, %1.bd}
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with exact ext_addr yields {absolute4, %1.bd}
#ifndef TBL68020
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with regAcon yields {offsetted4, %1.reg, %1.bd}
with regAregXcon yields {index_off4, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
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with exact regAcon yields {offsetted4, %1.reg, %1.bd}
with exact regAregXcon yields {index_off4, %1.reg, %1.xreg, %1.sc, %1.bd}
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#if WORD_SIZE==4
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with exact LOCAL yields {ILOCAL, %1.bd}
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#endif
#ifdef FANCY_MODES
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with exact indirect4 yields {OFF_off4, %1.reg, 0, 0}
with exact offsetted4 yields {OFF_off4, %1.reg, %1.bd, 0}
with exact off_con yields {OFF_off4, %1.reg, %1.bd, %1.od}
with exact index_off4 yields {INDOFF_off4, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
with exact indoff_con yields {INDOFF_off4,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact off_regXcon yields {OFF_indoff4,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact absolute4 yields {ABS_off4, %1.bd, 0}
with exact abs_con yields {ABS_off4, %1.bd, %1.od}
with exact abs_regXcon yields {ABS_indoff4, %1.sc, %1.xreg, %1.bd, %1.od}
with exact abs_index4 yields {ABSIND_off4, %1.sc, %1.xreg, %1.bd, 0}
with exact absind_con yields {ABSIND_off4, %1.sc, %1.xreg, %1.bd, %1.od}
with exact ext_regX yields {abs_index4, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif /* TBL68020 */
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#if WORD_SIZE==2
pat loi $1==6
with AA_REG
yields {offsetted2, %1, 4} {indirect4, %1}
with exact local_addr
yields {offsetted2, lb, %1.bd+4} {offsetted4, lb, %1.bd}
with exact ext_addr
yields {absolute2, %1.bd + 4} {absolute4, %1.bd}
#endif
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pat loi $1==8
#if WORD_SIZE!=2
leaving ldf 0
#else
with AA_REG
yields {offsetted4, %1, 4} {indirect4, %1}
with exact local_addr
yields {offsetted4, lb, %1.bd+4} {offsetted4, lb, %1.bd}
with exact ext_addr
yields {absolute4, %1.bd + 4} {absolute4, %1.bd}
#endif
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#if WORD_SIZE==4
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pat loi $1==3*WORD_SIZE
with AA_REG STACK
kills ALL
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uses DD_REG4={const,$1}
gen add_l %a, %1
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move_i {pre_dec_int, %1},{pre_dec_int, sp}
move_i {pre_dec_int, %1},{pre_dec_int, sp}
move_i {pre_dec_int, %1},{pre_dec_int, sp}
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pat loi $1==4*WORD_SIZE
with AA_REG STACK
kills ALL
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uses DD_REG4={const4,$1}
gen add_l %a, %1
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move_i {pre_dec_int, %1},{pre_dec_int, sp}
move_i {pre_dec_int, %1},{pre_dec_int, sp}
move_i {pre_dec_int, %1},{pre_dec_int, sp}
move_i {pre_dec_int, %1},{pre_dec_int, sp}
#endif
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pat loi $1>4*WORD_SIZE && $1/WORD_SIZE <= 65536
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with AA_REG STACK
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kills ALL
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uses DD_REG4 = {const, $1/WORD_SIZE -1}
gen add_l {const4, $1}, %1
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1:
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move_i {pre_dec_int, %1}, {pre_dec_int, sp}
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dbf %a, {slabel, 1b}
pat loi
with STACK
kills ALL
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gen move_i {const,$1},{pre_dec_int, sp}
jsr {absolute4, ".los"}
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pat los $1==WORD_SIZE
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with STACK
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kills ALL
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gen jsr {absolute4, ".los"}
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pat lde
#if WORD_SIZE==2
yields {absolute4, $1}
#else
yields {absolute4, $1+4}
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{absolute4, $1}
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#endif
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pat ldf
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#if WORD_SIZE==2
with A_REG yields {offsetted4, %1, $1}
with exact local_addr yields {DLOCAL, %1.bd+$1}
with regAcon yields {offsetted4, %1.reg, %1.bd+$1}
#else
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with A_REG yields {offsetted4, %1, $1+4}
{offsetted4, %1, $1}
with exact local_addr yields {LOCAL, %1.bd+$1+4}
{LOCAL, %1.bd+$1}
with regAcon yields {offsetted4, %1.reg, %1.bd+$1+4}
{offsetted4, %1.reg, %1.bd+$1}
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#endif
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pat lpi yields {ext_addr, $1}
/************************************************
* Group 2: store instructions *
************************************************/
pat stl inreg($1)==reg_any
with exact memory1-consts
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen clr_i {LOCAL, $1}
move_b %1, {dreg1, regvar($1,reg_any)}
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#if WORD_SIZE==2
with any2
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen move %1, {LOCAL, $1}
#else
with exact memory2-consts
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen clr_i {LOCAL, $1}
move_w %1, {dreg2, regvar($1,reg_any)}
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with store4
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
gen move %1, {LOCAL, $1}
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#endif
with exact STACK
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen move_i {post_inc_int, sp}, {LOCAL, $1}
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pat SLP inreg($1)==reg_pointer
with any4
#if WORD_SIZE!=2
-sconsts4
#endif
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen move %1, {areg, regvar($1, reg_pointer)}
with exact ext_addr
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen move_l %1, {areg, regvar($1, reg_pointer)}
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with address-ext_addr
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen lea %1, {areg, regvar($1, reg_pointer)}
with exact STACK
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen move_l {post_inc4, sp}, {areg, regvar($1, reg_pointer)}
pat stl
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with store_int-sconsts
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kills all_indir, LOCAL %bd==$1
gen move %1, {LOCAL, $1}
with exact STACK
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kills all_indir, LOCAL %bd==$1
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gen move_i {post_inc_int,sp}, {LOCAL, $1}
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pat ste
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with store_int-sconsts
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kills posextern
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gen move %1, {absolute_int, $1}
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with exact STACK
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kills posextern
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gen move_i {post_inc_int, sp}, {absolute_int, $1}
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pat sil inreg($1)==reg_pointer
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with store_int-sconsts
kills allexceptcon
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gen move %1, {indirect_int, regvar($1, reg_pointer)}
with exact STACK
kills allexceptcon
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gen move_i {post_inc_int, sp}, {indirect_int, regvar($1, reg_pointer)}
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#if WORD_SIZE==4
pat sil inreg($1)==reg_any
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with store_int-sconsts
kills allexceptcon
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uses AA_REG = {DLOCAL, $1}
gen move %1, {indirect_int, %a}
with exact STACK
kills allexceptcon
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uses AA_REG = {DLOCAL, $1}
gen move_i {post_inc_int, sp}, {indirect_int, %a}
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#endif
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pat sil
#if TBL68020
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with store_int-sconsts
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kills allexceptcon
gen move %1, {ILOCAL, $1}
with exact STACK
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kills allexceptcon
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gen move_i {post_inc_int, sp}, {ILOCAL, $1}
#else
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with store_int-sconsts
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kills allexceptcon
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uses AA_REG = {DLOCAL, $1}
gen move %1, {indirect_int, %a}
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with exact STACK
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kills allexceptcon
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uses AA_REG = {DLOCAL, $1}
gen move_i {post_inc_int, sp}, {indirect_int, %a}
#endif
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pat stf
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with A_REG store_int-sconsts
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kills allexceptcon
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gen move %2, {offsetted_int, %1, $1}
with exact any4 STACK
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kills allexceptcon
uses AA_REG = %1
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gen move_i {post_inc_int, sp}, {offsetted_int, %a, $1}
with exact STACK
kills allexceptcon
uses AA_REG
gen move_l {post_inc4, sp}, %a
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move_i {post_inc_int, sp}, {offsetted_int, %a, $1}
with exact local_addr store_int
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kills allexceptcon
gen move %2, {LOCAL, %1.bd+$1}
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with exact ext_addr store_int
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kills allexceptcon
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gen move %2, {absolute_int, %1.bd+$1}
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#if TBL68000
#if WORD_SIZE==4
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with regAcon store_int
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kills allexceptcon
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gen move %2, {offsetted_int, %1.reg, %1.bd+$1}
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#endif
#else TBL68020
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with exact regAcon store_int
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kills allexceptcon
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gen move %2, {offsetted_int, %1.reg, %1.bd+$1}
with exact regAregXcon store_int
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kills allexceptcon
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gen move %2, {index_off_int, %1.reg, %1.xreg, %1.sc, %1.bd+$1}
#ifdef FANCY_MODES
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with exact indirect4 store_int
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kills allexceptcon
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gen move %2, {OFF_off_int, %1.reg, 0, $1}
with exact offsetted4 store_int
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kills allexceptcon
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gen move %2, {OFF_off_int, %1.reg, %1.bd, $1}
with exact DLOCAL store_int
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kills allexceptcon
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gen move %2, {OFF_off_int, lb, %1.bd, $1}
with exact off_con store_int
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kills allexceptcon
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gen move %2, {OFF_off_int, %1.reg, %1.bd, %1.od+$1}
with exact index_off4 store_int
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kills allexceptcon
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gen move %2, {INDOFF_off_int, %1.reg, %1.xreg, %1.sc, %1.bd, $1}
with exact indoff_con store_int
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kills allexceptcon
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gen move %2, {INDOFF_off_int, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
with exact off_regXcon store_int
kills allexceptcon
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gen move %2, {OFF_indoff_int, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
with exact absolute4 store_int
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kills allexceptcon
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gen move %2, {ABS_off_int, %1.bd, $1}
with exact abs_con store_int
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kills allexceptcon
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gen move %2, {ABS_off_int, %1.bd, %1.od+$1}
with exact abs_regXcon store_int
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kills allexceptcon
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gen move %2, {ABS_indoff_int, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact abs_index4 store_int
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kills allexceptcon
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gen move %2, {ABSIND_off_int, %1.sc, %1.xreg, %1.bd, $1}
with exact absind_con store_int
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kills allexceptcon
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gen move %2, {ABSIND_off_int, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact ext_regX store_int
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kills allexceptcon
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gen move %2, {abs_index_int, %1.sc, %1.xreg, %1.bd+$1}
#endif /* FANCY_MODES */
#endif TBL68020
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pat sti $1==1
with A_REG any1
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kills allexceptcon
gen move %2, {indirect1, %1}
with local_addr any1
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kills allexceptcon
gen move %2, {offsetted1, lb, %1.bd}
with exact ext_addr any1
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kills allexceptcon
gen move %2, {absolute1, %1.bd}
#ifndef TBL68020
with regAcon any1
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kills allexceptcon
gen move %2, {offsetted1, %1.reg, %1.bd}
with regAregXcon any1
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kills allexceptcon
gen move %2, {index_off1, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
with exact regAcon any1
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kills allexceptcon
gen move %2, {offsetted1, %1.reg, %1.bd}
with exact regAregXcon any1
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kills allexceptcon
gen move %2, {index_off1, %1.reg, %1.xreg, %1.sc, %1.bd}
#ifdef FANCY_MODES
with exact indirect4 any1
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kills allexceptcon
gen move %2, {OFF_off1, %1.reg, 0, 0}
with exact offsetted4 any1
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kills allexceptcon
gen move %2, {OFF_off1, %1.reg, %1.bd, 0}
with exact LOCAL any1
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kills allexceptcon
gen move %2, {OFF_off1, lb, %1.bd, 0}
with exact off_con any1
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kills allexceptcon
gen move %2, {OFF_off1, %1.reg, %1.bd, %1.od}
with exact index_off4 any1
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kills allexceptcon
gen move %2, {INDOFF_off1, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
with exact indoff_con any1
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kills allexceptcon
gen move %2, {INDOFF_off1, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact off_regXcon any1
kills allexceptcon
gen move %2, {OFF_indoff1, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact absolute4 any1
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kills allexceptcon
gen move %2, {ABS_off1, %1.bd, 0}
with exact abs_con any1
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kills allexceptcon
gen move %2, {ABS_off1, %1.bd, %1.od}
with exact abs_regXcon any1
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kills allexceptcon
gen move %2, {ABS_indoff1, %1.sc, %1.xreg, %1.bd, %1.od}
with exact abs_index4 any1
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kills allexceptcon
gen move %2, {ABSIND_off1, %1.sc, %1.xreg, %1.bd, 0}
with exact absind_con any1
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kills allexceptcon
gen move %2, {ABSIND_off1, %1.sc, %1.xreg, %1.bd, %1.od}
with exact ext_regX any1
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kills allexceptcon
gen move %2, {abs_index1, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif TBL68020
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pat sti $1==2
with A_REG any2
kills allexceptcon
gen move %2, {indirect2, %1}
with local_addr any2
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kills allexceptcon
gen move %2, {offsetted2, lb, %1.bd}
with exact ext_addr any2
kills allexceptcon
gen move %2, {absolute2, %1.bd}
#ifndef TBL68020
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with regAcon any2
kills allexceptcon
gen move %2, {offsetted2, %1.reg, %1.bd}
with regAregXcon any2
kills allexceptcon
gen move %2, {index_off2, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
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with exact regAcon any2
kills allexceptcon
gen move %2, {offsetted2, %1.reg, %1.bd}
with exact regAregXcon any2
kills allexceptcon
gen move %2, {index_off2, %1.reg, %1.xreg, %1.sc, %1.bd}
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#if WORD_SIZE==2
with exact DLOCAL any2
kills allexceptcon
gen move %2, {ILOCAL, %1.bd}
#endif
#ifdef FANCY_MODES
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with exact indirect4 any2
kills allexceptcon
gen move %2, {OFF_off2, %1.reg, 0, 0}
with exact offsetted4 any2
kills allexceptcon
gen move %2, {OFF_off2, %1.reg, %1.bd, 0}
with exact LOCAL any2
kills allexceptcon
gen move %2, {OFF_off2, lb, %1.bd, 0}
with exact off_con any2
kills allexceptcon
gen move %2, {OFF_off2, %1.reg, %1.bd, %1.od}
with exact index_off4 any2
kills allexceptcon
gen move %2, {INDOFF_off2, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
with exact indoff_con any2
kills allexceptcon
gen move %2, {INDOFF_off2, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
with exact off_regXcon any2
kills allexceptcon
gen move %2, {OFF_indoff2, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact absolute4 any2
kills allexceptcon
gen move %2, {ABS_off2, %1.bd, 0}
with exact abs_con any2
kills allexceptcon
gen move %2, {ABS_off2, %1.bd, %1.od}
with exact abs_regXcon any2
kills allexceptcon
gen move %2, {ABS_indoff2, %1.sc, %1.xreg, %1.bd, %1.od}
with exact abs_index4 any2
kills allexceptcon
gen move %2, {ABSIND_off2, %1.sc, %1.xreg, %1.bd, 0}
with exact absind_con any2
kills allexceptcon
gen move %2, {ABSIND_off2, %1.sc, %1.xreg, %1.bd, %1.od}
with exact ext_regX any2
kills allexceptcon
gen move %2, {abs_index2, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif TBL68020
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pat sti $1==4
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with A_REG store4-sconsts4
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kills allexceptcon
gen move %2, {indirect4, %1}
with exact any4 STACK
kills allexceptcon
uses AA_REG = %1
gen move_l {post_inc4, sp}, {indirect4, %a}
with exact STACK
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kills allexceptcon
uses AA_REG
gen move_l {post_inc4, sp}, %a
move_l {post_inc4, sp}, {indirect4, %a}
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with exact local_addr store4
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kills allexceptcon
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gen move %2, {DLOCAL, %1.bd}
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with exact ext_addr store4
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kills allexceptcon
gen move %2, {absolute4, %1.bd}
#ifndef TBL68020
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with regAcon store4-sconsts4
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kills allexceptcon
gen move %2, {offsetted4, %1.reg, %1.bd}
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with regAregXcon store4-sconsts4
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kills allexceptcon
gen move %2, {index_off4, %1.reg, %1.xreg, %1.sc, %1.bd}
#else TBL68020
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with exact regAcon store4
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kills allexceptcon
gen move %2, {offsetted4, %1.reg, %1.bd}
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with exact regAregXcon store4
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kills allexceptcon
gen move %2, {index_off4, %1.reg, %1.xreg, %1.sc, %1.bd}
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#if WORD_SIZE==4
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with exact LOCAL store4
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kills allexceptcon
gen move %2, {ILOCAL, %1.bd}
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#endif
#ifdef FANCY_MODES
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with exact indirect4 store4
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kills allexceptcon
gen move %2, {OFF_off4, %1.reg, 0, 0}
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with exact offsetted4 store4
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kills allexceptcon
gen move %2, {OFF_off4, %1.reg, %1.bd, 0}
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with exact off_con store4
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kills allexceptcon
gen move %2, {OFF_off4, %1.reg, %1.bd, %1.od}
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with exact index_off4 store4
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kills allexceptcon
gen move %2, {INDOFF_off4, %1.reg, %1.xreg, %1.sc, %1.bd, 0}
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with exact indoff_con store4
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kills allexceptcon
gen move %2, {INDOFF_off4, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact off_regXcon store4
kills allexceptcon
gen move %2, {OFF_indoff4, %1.reg, %1.xreg, %1.sc, %1.bd, %1.od}
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with exact absolute4 store4
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kills allexceptcon
gen move %2, {ABS_off4, %1.bd, 0}
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with exact abs_con store4
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kills allexceptcon
gen move %2, {ABS_off4, %1.bd, %1.od}
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with exact abs_regXcon store4
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kills allexceptcon
gen move %2, {ABS_indoff4, %1.sc, %1.xreg, %1.bd, %1.od}
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with exact abs_index4 store4
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kills allexceptcon
gen move %2, {ABSIND_off4, %1.sc, %1.xreg, %1.bd, 0}
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with exact absind_con store4
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kills allexceptcon
gen move %2, {ABSIND_off4, %1.sc, %1.xreg, %1.bd, %1.od}
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with exact ext_regX store4
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kills allexceptcon
gen move %2, {abs_index4, %1.sc, %1.xreg, %1.bd}
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#endif /* FANCY_MODES */
#endif TBL68020
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#if WORD_SIZE==2
pat sti $1==6
with A_REG any4 any2
kills ALL
gen move %2, {indirect4, %1}
move %3, {offsetted2, %1, 4}
with AA_REG any4 any2
kills ALL
gen move %2, {post_inc4, %1}
move %3, {post_inc2, %1}
with exact A_REG STACK
kills ALL
gen move_l {post_inc4, sp}, {indirect4, %1}
move_w {post_inc2, sp}, {offsetted2, %1, 4}
with exact AA_REG STACK
kills ALL
gen move_l {post_inc4, sp}, {post_inc4, %1}
move_w {post_inc2, sp}, {post_inc2, %1}
#endif
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pat sti $1==8
#if WORD_SIZE!=2
leaving sdf 0
#else
with AA_REG any4-pre_post any4-pre_post
kills ALL
gen move_l %2,{indirect4, %1}
move_l %3,{offsetted4, %1, 4}
with exact local_addr any4-pre_post any4-pre_post
kills ALL
gen move_l %2,{offsetted4, lb, %1.bd}
move_l %3,{offsetted4, lb, %1.bd+4}
with exact ext_addr any4-pre_post any4-pre_post
kills ALL
gen move_l %2,{absolute4, %1.bd}
move_l %3,{absolute4, %1.bd+4}
#endif
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#if WORD_SIZE==4
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pat sti $1==3*WORD_SIZE
with AA_REG STACK
kills ALL
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gen move_i {post_inc_int, sp},{post_inc_int,%1}
move_i {post_inc_int, sp},{post_inc_int,%1}
move_i {post_inc_int, sp},{post_inc_int,%1}
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pat sti $1==4*WORD_SIZE
with AA_REG STACK
kills ALL
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gen move_i {post_inc_int, sp},{post_inc_int,%1}
move_i {post_inc_int, sp},{post_inc_int,%1}
move_i {post_inc_int, sp},{post_inc_int,%1}
move_i {post_inc_int, sp},{post_inc_int,%1}
#endif
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pat sti $1>4*WORD_SIZE && $1/WORD_SIZE <= 65536
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with AA_REG STACK
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kills ALL
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uses DD_REG4 = {const, $1/WORD_SIZE -1}
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gen 1:
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move_i {post_inc_int, sp}, {post_inc_int, %1}
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dbf %a, {slabel, 1b}
pat sti
with STACK
kills ALL
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gen move_i {const, $1}, {pre_dec_int, sp}
jsr {absolute4, ".sts"}
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pat sts $1==WORD_SIZE
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with STACK
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kills ALL
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gen jsr {absolute4, ".sts"}
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#if WORD_SIZE==2
pat sdl
with store4-sconsts4
kills all_indir, DLOCAL %bd==$1
gen move %1, {DLOCAL, $1}
with exact STACK
kills all_indir, DLOCAL %bd==$1
gen move_l {post_inc4,sp}, {DLOCAL, $1}
#else
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pat sdl
with any4-sconsts any4-sconsts
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kills all_indir, LOCAL %bd==$1
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gen move %1, {LOCAL, $1}
move %2, {LOCAL, $1+4}
#if TBL68881
with exact FD_REG
kills all_indir, LOCAL %bd==$1
gen fmove_d %1, {LOCAL, $1}
#endif
with exact STACK
kills all_indir, LOCAL %bd==$1
gen move_l {post_inc4, sp}, {LOCAL,$1}
move_l {post_inc4, sp}, {LOCAL,$1+4}
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#endif /* WORD_SIZE==2 */
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pat sde
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#if WORD_SIZE==2
with any4-sconsts4
kills posextern
gen move_l %1, {absolute4, $1}
with exact STACK
kills posextern
gen move_l {post_inc4, sp}, {absolute4, $1}
#else
with any4-sconsts any4-sconsts
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kills posextern
gen move %1, {absolute4, $1}
move %2, {absolute4, $1+4}
#if TBL68881
with exact FD_REG
kills posextern
gen fmove_d %1, {absolute4, $1}
#endif
with exact STACK
kills posextern
gen move_l {post_inc4, sp}, {absolute4,$1}
move_l {post_inc4, sp}, {absolute4,$1+4}
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#endif
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pat sdf
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#if WORD_SIZE==2
with A_REG any4-sconsts4
kills allexceptcon
gen move_l %2, {offsetted4, %1, $1}
with exact A_REG STACK
kills allexceptcon
gen move_l {post_inc4, sp}, {offsetted4, %1, $1}
#else
with A_REG any4-sconsts any4-sconsts
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kills allexceptcon
gen move %2, {offsetted4, %1, $1}
move %3, {offsetted4, %1, $1+4}
with exact local_addr any4 any4
kills allexceptcon
gen move %2, {LOCAL, %1.bd+$1}
move %3, {LOCAL, %1.bd+$1+4}
with regAcon any4-sconsts any4-sconsts
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kills allexceptcon
gen move %2, {offsetted4, %1.reg, %1.bd+$1}
move %3, {offsetted4, %1.reg, %1.bd+$1+4}
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#endif
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/************************************************
* Group 3: integer arithmetic. *
************************************************/
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#if WORD_SIZE==2
pat adi $1==2
with any2-bconst DD_REG
gen add_w %1, %2 yields %2
with DD_REG any2-DD_REG-bconst
gen add_w %2, %1 yields %1
with exact any2 STACK
uses reusing %1,DD_REG=%1
gen add_w {post_inc2, sp}, %a
yields %a
#endif
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pat adi $1==4
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with any4-bconst4 DD_REG4
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gen add_l %1, %2 yields %2
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with DD_REG4 any4-DD_REG4-bconst4
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gen add_l %2, %1 yields %1
with exact any4 STACK
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uses reusing %1,DD_REG4=%1
gen add_l {post_inc4, sp}, %a
yields %a
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#if WORD_SIZE==2
pat sbi $1==2
with any2-bconst DD_REG
gen sub_w %1, %2 yields %2
with DD_REG any2-DD_REG-bconst
gen sub_w %2, %1
neg_w %1 yields %1
with exact any2 STACK
uses reusing %1,DD_REG=%1
gen sub_w {post_inc2, sp}, %a
neg_w %a yields %a
#endif
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pat sbi $1==4
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with any4-bconst4 DD_REG4
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gen sub_l %1, %2 yields %2
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with DD_REG4 any4-DD_REG4-bconst4
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gen sub_l %2, %1
neg_l %1 yields %1
with exact any4 STACK
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uses reusing %1,DD_REG4=%1
gen sub_l {post_inc4, sp}, %a
neg_l %a yields %a
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with any4-bconst4 AA_REG
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gen sub_l %1, %2 yields %2
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#if WORD_SIZE==2
pat loc loc cii ldc mli $1==2 && $2==4 && highw($4)==0 && loww($4)>0 && $5==4
with any2-pre_post
uses reusing %1, DD_REG4
gen move %1, %a.1
muls_w {const, loww($4)}, %a.1
yields %a
pat mli $1==2
with any2-pre_post any2-pre_post
uses reusing %2,DD_REG = %2
gen muls_w %1, %a yields %a
#endif
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pat mli $1==4
#ifdef TBL68020
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with data4 DD_REG4
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gen muls_l %1, %2 yields %2
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".mli"}
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yields dl1
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#endif
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#if WORD_SIZE==2
pat dvi $1==2
with data2-sconsts DD_REG
gen ext_l %2
divs_w %1, %2
yields %2
#endif
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pat dvi $1==4
#ifdef TBL68020
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with data4-sconsts4 DD_REG4
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gen divs_l %1, %2 yields %2
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".dvi"}
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yields dl1
#endif TBL68020
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#if WORD_SIZE==2
pat rmi $1==2
with data2-sconsts DD_REG
gen ext_l %2
divs_w %1, %2
swap %2
killreg %2
yields %2
#endif
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pat rmi $1==4
#ifdef TBL68020
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with data4-sconsts4 DD_REG4
uses DD_REG4
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gen divsl_l %1, {DREG_pair, %a, %2}
killreg %2
/* !!!! contents of %2 have changed: make this known to cg */
yields %a
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".dvi"}
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yields dl2
#endif TBL68020
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#if WORD_SIZE==2
pat ngi $1==2
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with DD_REG
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gen neg_w %1 yields %1
#endif
pat ngi $1==4
with DD_REG4
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gen neg_l %1 yields %1
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#if WORD_SIZE==2
pat sli $1==2
with shconreg DD_REG
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gen asl_w %1, %2 yields %2
#endif
pat sli $1==4
with shconreg DD_REG4
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gen asl_l %1, %2 yields %2
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#if WORD_SIZE==2
pat sri $1==2
with shconreg DD_REG
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gen asr_w %1, %2 yields %2
#endif
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pat sri $1==4
with shconreg DD_REG4
gen asr_l %1, %2 yields %2
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/************************************************
* Group 4: unsigned arithmetic. *
************************************************/
pat adu leaving adi $1
pat sbu leaving sbi $1
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#if WORD_SIZE==2
pat mlu $1==2
with any2-pre_post any2-pre_post
uses reusing %2,DD_REG = %2
gen mulu_w %1, %a yields %a
#endif
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pat mlu $1==4
#ifdef TBL68020
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with data4-sconsts4 DD_REG4
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gen mulu_l %1, %2 yields %2
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".mlu"}
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yields dl1
#endif TBL68020
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#if WORD_SIZE==2
pat dvu $1==2
with data2-sconsts data2
uses DD_REG4 = {zero_const4,0}
gen move %2,%a.1
divu_w %1, %a.1 yields %a.1
#endif
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pat dvu $1==4
#ifdef TBL68020
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with data4-sconsts4 DD_REG4
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gen divu_l %1, %2 yields %2
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".dvu"}
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yields dl1
#endif TBL68020
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#if WORD_SIZE==2
pat rmu $1==2
with data2-sconsts data2
uses DD_REG4 = {zero_const4, 0}
gen move %2,%a.1
divu_w %1, %a.1
swap %a.1
killreg %a
yields %a.1
#endif
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pat rmu $1==4
#ifdef TBL68020
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with data4-sconsts4 DD_REG4
uses DD_REG4
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gen divul_l %1, {DREG_pair, %a, %2}
killreg %2
/* !!!! contents of %2 have changed: make this known to cg */
yields %a
#else TBL68020
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with STACK
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kills ALL
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gen jsr {absolute4, ".dvu"}
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yields dl2
#endif TBL68020
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pat slu leaving sli $1
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#if WORD_SIZE==2
pat sru $1==2
with shconreg DD_REG
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gen lsr_w %1, %2 yields %2
#endif
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pat sru $1==4
with shconreg DD_REG4
gen lsr_l %1, %2 yields %2
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/************************************************
* Group 5: floating point arithmetic *
************************************************/
/* Floating point stuff
* Arithmetic instructions
*/
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#if TBL68881
pat adf stl $1==4
with FS_REG STACK
gen fadd_s {post_inc4,sp},%1 yields %1 leaving stl $2
pat adf sdl $1==8
with FD_REG STACK
gen fadd_d {post_inc4,sp},%1 yields %1 leaving sdl $2
pat sbf stl $1==4
with FS_REG FS_REG STACK
gen fsub %1,%2 yields %2 leaving stl $2
pat sbf sdl $1==8
with FD_REG FD_REG STACK
gen fsub %1,%2 yields %2 leaving sdl $2
pat mlf stl $1==4
with FS_REG STACK
gen fmul_s {post_inc4,sp},%1 yields %1 leaving stl $2
pat mlf sdl $1==8
with FD_REG STACK
gen fmul_d {post_inc4,sp},%1 yields %1 leaving sdl $2
pat dvf stl $1==4
with FS_REG FS_REG STACK
gen fdiv %1,%2 yields %2 leaving stl $2
pat dvf sdl $1==8
with FD_REG FD_REG STACK
gen fdiv %1,%2 yields %2 leaving sdl $2
pat ngf stl $1==4
with FS_REG STACK
gen fneg %1 yields %1 leaving stl $2
pat ngf sdl $1==8
with FD_REG STACK
gen fneg %1 yields %1 leaving sdl $2
pat adf ste $1==4
with FS_REG STACK
gen fadd_s {post_inc4,sp},%1 yields %1 leaving ste $2
pat adf sde $1==8
with FD_REG STACK
gen fadd_d {post_inc4,sp},%1 yields %1 leaving sde $2
pat sbf ste $1==4
with FS_REG FS_REG STACK
gen fsub %1,%2 yields %2 leaving ste $2
pat sbf sde $1==8
with FD_REG FD_REG STACK
gen fsub %1,%2 yields %2 leaving sde $2
pat mlf ste $1==4
with FS_REG STACK
gen fmul_s {post_inc4,sp},%1 yields %1 leaving ste $2
pat mlf sde $1==8
with FD_REG STACK
gen fmul_d {post_inc4,sp},%1 yields %1 leaving sde $2
pat dvf ste $1==4
with FS_REG FS_REG STACK
gen fdiv %1,%2 yields %2 leaving ste $2
pat dvf sde $1==8
with FD_REG FD_REG STACK
gen fdiv %1,%2 yields %2 leaving sde $2
pat ngf ste $1==4
with FS_REG STACK
gen fneg %1 yields %1 leaving ste $2
pat ngf sde $1==8
with FD_REG STACK
gen fneg %1 yields %1 leaving sde $2
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pat adf $1==4
with FS_REG STACK
gen fadd_s {indirect4,sp},%1
fmove_s %1,{indirect4,sp}
pat adf $1==8
with FD_REG STACK
gen fadd_d {indirect4,sp},%1
fmove_d %1,{indirect4,sp}
pat sbf $1==4
with FS_REG FS_REG STACK
gen fsub %1,%2
fmove_s %2,{pre_dec4,sp}
pat sbf $1==8
with FD_REG FD_REG STACK
gen fsub %1,%2
fmove_d %2,{pre_dec4,sp}
pat mlf $1==4
with FS_REG STACK
gen fmul_s {indirect4,sp},%1
fmove_s %1,{indirect4,sp}
pat mlf $1==8
with FD_REG STACK
gen fmul_d {indirect4,sp},%1
fmove_d %1,{indirect4,sp}
pat dvf $1==4
with FS_REG FS_REG STACK
gen fdiv %1,%2
fmove_s %2,{pre_dec4,sp}
pat dvf $1==8
with FD_REG FD_REG STACK
gen fdiv %1,%2
fmove_d %2,{pre_dec4,sp}
pat ngf $1==4
with FS_REG STACK
gen fneg %1
fmove_s %1,{pre_dec4,sp}
pat ngf $1==8
with FD_REG STACK
gen fneg %1
fmove_d %1,{pre_dec4,sp}
pat fif $1==4
with FS_REG FS_REG STACK
gen fmul %1,%2
fintrz %2,%1
fsub %1,%2
fmove_s %2,{pre_dec4,sp}
fmove_s %1,{pre_dec4,sp}
pat fif $1==8
with FD_REG FD_REG STACK
gen fmul %1,%2
fintrz %2,%1
fsub %1,%2
fmove_d %2,{pre_dec4,sp}
fmove_d %1,{pre_dec4,sp}
#else
pat adf $1==4 leaving cal ".adf4" asp 4
pat adf $1==8 leaving cal ".adf8" asp 8
pat sbf $1==4 leaving cal ".sbf4" asp 4
pat sbf $1==8 leaving cal ".sbf8" asp 8
pat mlf $1==4 leaving cal ".mlf4" asp 4
pat mlf $1==8 leaving cal ".mlf8" asp 8
pat dvf $1==4 leaving cal ".dvf4" asp 4
pat dvf $1==8 leaving cal ".dvf8" asp 8
pat ngf $1==4 leaving cal ".ngf4"
pat ngf $1==8 leaving cal ".ngf8"
pat fif $1==4 leaving lor 1 cal ".fif4" asp 4
pat fif $1==8 leaving lor 1 cal ".fif8" asp 4
#endif
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#if WORD_SIZE==2
pat fef $1==4 leaving lor 1 adp 0-2 cal ".fef4" asp 2
pat fef $1==8 leaving lor 1 adp 0-2 cal ".fef8" asp 2
#else
pat fef $1==4 leaving lor 1 adp 0-4 cal ".fef4"
pat fef $1==8 leaving lor 1 adp 0-4 cal ".fef8"
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#endif
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/************************************************
* Group 6: pointer arithmetic *
************************************************/
pat adp $1==0 /* skip; array instructions might 'leave' this */
pat adp
with A_REG yields {t_regAcon, %1, $1}
with exact local_addr yields {local_addr, %1.bd+$1}
with exact ext_addr yields {ext_addr, %1.bd+$1}
with exact regAcon + t_regAcon
yields {t_regAcon, %1.reg, %1.bd+$1}
with exact regAregXcon + t_regAregXcon
yields {t_regAregXcon,%1.reg, %1.xreg, %1.sc, %1.bd+$1}
#if TBL68020 && FANCY_MODES
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with exact indirect4 yields {off_con, %1.reg, 0, $1}
with exact LOCAL yields {off_con, lb, %1.bd, $1}
with exact offsetted4 yields {off_con, %1.reg, %1.bd, $1}
with exact off_con yields {off_con, %1.reg, %1.bd, %1.od+$1}
with exact index_off4 yields {indoff_con, %1.reg, %1.xreg, %1.sc, %1.bd, $1}
with exact indoff_con yields {indoff_con,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
with exact off_regXcon yields {off_regXcon,
%1.reg, %1.xreg, %1.sc, %1.bd, %1.od+$1}
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with exact absolute4 yields {abs_con, %1.bd, $1}
with exact abs_con yields {abs_con, %1.bd, %1.od+$1}
with exact abs_regXcon yields {abs_regXcon, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact abs_index4 yields {absind_con, %1.sc, %1.xreg, %1.bd, $1}
with exact absind_con yields {absind_con, %1.sc, %1.xreg, %1.bd, %1.od+$1}
with exact ext_regX yields {ext_regX, %1.sc, %1.xreg, %1.bd+$1}
#endif
1987-01-13 09:24:13 +00:00
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pat ads cmp $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving cmu 4
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving cmu 4
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving cmu 4
#endif
1989-03-01 11:32:37 +00:00
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#if WORD_SIZE!=2
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pat ads bne $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving bne $2
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving bne $2
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving bne $2
#endif
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pat ads beq $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving beq $2
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving beq $2
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving beq $2
#endif
1989-03-01 11:32:37 +00:00
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pat ads LEP bne $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LEP $2 bne $3
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LEP $2 bne $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving loe $2 bne $3
#endif
1989-03-01 11:32:37 +00:00
1990-08-20 13:55:38 +00:00
pat ads LEP beq $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LEP $2 beq $3
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LEP $2 beq $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving loe $2 beq $3
#endif
1989-03-01 11:32:37 +00:00
1990-08-20 13:55:38 +00:00
pat ads LEP cmp $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LEP $2 cmu 4
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LEP $2 cmu 4
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
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yields %2 leaving LEP $2 cmu 4
#endif
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pat ads lae bne $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lae $2 bne $3
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lae $2 bne $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lae $2 bne $3
#endif
1989-03-01 11:32:37 +00:00
pat ads lae beq $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lae $2 beq $3
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lae $2 beq $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lae $2 beq $3
#endif
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#endif /* WORD_SIZE==2 */
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pat ads lae cmp $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lae $2 cmu 4
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lae $2 cmu 4
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lae $2 cmu 4
#endif
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#if WORD_SIZE!=2
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pat ads lal bne $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lal $2 bne $3
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lal $2 bne $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lal $2 bne $3
#endif
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pat ads lal beq $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lal $2 beq $3
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lal $2 beq $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lal $2 beq $3
#endif
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pat ads lal cmp $1==4
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with DD_REG4 any4
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gen add_l %2, %1 yields %1 leaving lal $2 cmu 4
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with any4 DD_REG4
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gen add_l %1, %2 yields %2 leaving lal $2 cmu 4
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lal $2 cmu 4
#endif
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pat ads LLP bne $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LLP $2 bne $3
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LLP $2 bne $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lol $2 bne $3
#endif
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pat ads LLP beq $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LLP $2 beq $3
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LLP $2 beq $3
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lol $2 beq $3
#endif
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#endif /* WORD_SIZE==2 */
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pat ads LLP cmp $1==4
with DD_REG4 any4
gen add_l %2, %1 yields %1 leaving LLP $2 cmu 4
with any4 DD_REG4
gen add_l %1, %2 yields %2 leaving LLP $2 cmu 4
#ifdef TBL68020
with regX AA_REG
gen move {regAregXcon, %2, %1.xreg, %1.sc, 0},%2
yields %2 leaving lol $2 cmu 4
#endif
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#if WORD_SIZE==2
pat ads $1==2
leaving loc 2 loc 4 cii ads 4
#endif
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pat ads $1==4
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with D_REG4 A_REG yields {regAregXcon, %2, %1, 1, 0}
with D_REG4 regAcon + t_regAcon
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yields {t_regAregXcon, %2.reg, %1, 1, %2.bd}
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with D_REG4 local_addr yields {t_regAregXcon, lb, %1, 1, %2.bd}
with any4 AA_REG
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gen add_l %1, %2 yields %2
#ifdef TBL68020
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with D_REG4 yields {regX, 1, %1}
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leaving ads 4
with regX A_REG yields {regAregXcon, %2, %1.xreg, %1.sc, 0}
with exact regX regAcon yields {regAregXcon, %2.reg, %1.xreg, %1.sc, %2.bd}
with exact regX local_addr
yields {regAregXcon, lb, %1.xreg, %1.sc, %2.bd}
#ifdef FANCY_MODES
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with exact regX indirect4
yields {off_regXcon, %2.reg, %1.xreg,%1.sc,0,0}
with exact regX offsetted4
yields {off_regXcon, %2.reg, %1.xreg, %1.sc, %2.bd, 0}
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with exact regX DLOCAL yields {off_regXcon, lb, %1.xreg, %1.sc, %2.bd, 0}
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with exact regX off_con yields {off_regXcon, %2.reg, %1.xreg,%1.sc,%2.bd,%2.od}
with exact regX ext_addr
yields {ext_regX, %1.sc, %1.xreg, %2.bd}
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with exact regX absolute4
yields {abs_regXcon, %1.sc, %1.xreg, %2.bd, 0}
with exact regX abs_con yields {abs_regXcon, %1.sc, %1.xreg, %2.bd, %2.od}
with exact indirect4 ext_addr
yields {off_con, %1.reg, 0, %2.bd}
with exact offsetted4 ext_addr
yields {off_con, %1.reg, %1.bd, %2.bd}
with exact LOCAL ext_addr
yields {off_con, lb, %1.bd, %2.bd}
with exact index_off4 ext_addr
yields {indoff_con, %1.reg, %1.xreg, %1.sc,%1.bd,%2.bd}
with exact absolute4 ext_addr
yields {abs_con, %1.bd, %2.bd}
with exact abs_index4 ext_addr
yields {absind_con, %1.sc, %1.xreg, %1.bd, %2.bd}
with exact indirect4 ext_regX
yields {off_regXcon, %1.reg, %2.xreg, %2.sc, 0, %2.bd}
with exact offsetted4 ext_regX
yields {off_regXcon, %1.reg, %2.xreg,%2.sc,%1.bd,%2.bd}
with exact LOCAL ext_regX
yields {off_regXcon, lb, %2.xreg, %2.sc, %1.bd, %2.bd}
with exact absolute4 ext_regX
yields {abs_regXcon, %2.sc, %2.xreg, %1.bd, %2.bd}
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#endif /* FANCY_MODES */
#endif TBL68020
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/* I WOULD ALSO LIKE THIS:
* pat ads
* with const leaving adp %1.num
* BUT THAT DOESN'T WORK.
*/
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#if WORD_SIZE==2
pat sbs $1==2
leaving sbs 4 loc 4 loc 2 cii
#endif
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pat sbs $1==4 leaving sbi 4
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/* regX type OK ??? */
#ifdef TBL68020
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pat loc slu $2==4 leaving loc $1 sli 4
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pat loc sli ads $1==1 && $2==4 && $3==4
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with D_REG4 yields {regX, 2, %1}
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leaving ads 4
pat loc sli ads $1==2 && $2==4 && $3==4
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with D_REG4 yields {regX, 4, %1}
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leaving ads 4
pat loc sli ads $1==3 && $2==4 && $3==4
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with D_REG4 yields {regX, 8, %1}
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leaving ads 4
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#else
pat loc sli $1==1 && $2==WORD_SIZE
with DD_REG
gen add_i %1, %1 yields %1
#if WORD_SIZE==2
pat loc sli $1==1 && $2==4
with DD_REG4
gen add_l %1, %1 yields %1
#endif
#endif TBL68020
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/************************************************
* Group 7: increment / decrement / zero *
************************************************/
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pat inc leaving loc 1 adi WORD_SIZE
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pat inl inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen add_i {const, 1}, {LOCAL, $1}
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pat inl
kills all_indir, LOCAL %bd==$1
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gen add_i {const, 1}, {LOCAL, $1}
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pat lol inl $1==$2
kills all_indir, LOCAL %bd==$1
uses DD_REG = {LOCAL, $1}
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gen add_i {const, 1}, {LOCAL, $1}
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killreg %a
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yields %a
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pat ine
kills posextern
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gen add_i {const, 1}, {absolute_int, $1}
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pat dec leaving loc 1 sbi WORD_SIZE
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pat del inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen sub_i {const, 1}, {LOCAL, $1}
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pat del
kills all_indir, LOCAL %bd==$1
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gen sub_i {const, 1}, {LOCAL, $1}
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1987-08-12 16:19:02 +00:00
pat lol del $1==$2
kills all_indir, LOCAL %bd==$1
uses DD_REG = {LOCAL, $1}
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gen sub_i {const, 1}, {LOCAL, $1}
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killreg %a
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yields %a
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pat dee
kills posextern
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gen sub_i {const, 1}, {absolute_int, $1}
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pat zrl inreg($1)==reg_any
kills regvar($1, reg_any), use_index %xreg==regvar($1, reg_any)
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gen clr_i {LOCAL, $1}
pat zrl inreg($1)==reg_pointer
kills regvar($1, reg_pointer), all_regind %reg==regvar($1, reg_pointer)
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gen move {const4,0}, {areg, regvar($1, reg_pointer)}
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pat zrl
kills all_indir, LOCAL %bd==$1
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gen clr_i {LOCAL, $1}
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pat zrl lol $1==$2 && inreg($1) < 0
kills all_indir, LOCAL %bd==$1
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gen clr_i {LOCAL, $1} yields {zero_const, 0}
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pat zre
kills posextern
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gen clr_i {absolute_int, $1}
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pat zre loe $1==$2
kills posextern
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gen clr_i {absolute_int, $1} yields {zero_const, 0}
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pat zer $1==4 yields {zero_const4, 0}
#if WORD_SIZE==2
pat zer $1==6 yields {zero_const, 0} {zero_const, 0} {zero_const, 0}
#else
pat zer $1==8 yields {zero_const, 0} {zero_const, 0}
pat zer $1==12 yields {zero_const, 0} {zero_const, 0} {zero_const, 0}
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#endif
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pat zer $1/WORD_SIZE <= 65536
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with STACK
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uses DD_REG4 = {const, $1/WORD_SIZE -1}
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gen 1:
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clr_i {pre_dec_int, sp}
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dbf %a, {slabel, 1b}
pat zer
with STACK
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uses DD_REG4 = {const, $1/WORD_SIZE}
gen 1:
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clr_i {pre_dec_int, sp}
sub_l {const4,1}, %a
bne {slabel, 1b}
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/************************************************
* Group 8: convert instructions *
************************************************/
pat cii
with STACK
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kills ALL
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gen jsr {absolute4, ".cii"}
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#if WORD_SIZE==2
/* No sign-extension, though this is probably not what you may want.
* This will teach compiler writers not to convert between unsigneds and
* integers of a different size.
*/
pat loc loc ciu $1==2 && $2==4
with zero_const
yields {zero_const4, 0}
with any
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uses DD_REG4 = {zero_const4, 0}
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gen move %1,%a.1
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yields %a
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pat loc loc ciu $1==4 && $2==2
with zero_const4
yields {zero_const, 0}
with any4
uses reusing %1, DD_REG4 = %1
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yields %a.1
pat loc loc cui $1==2 && $2==4
with any2
uses DD_REG4={zero_const4,0}
gen move %1,%a.1 yields %a
pat loc loc cui $1==4 && $2==2
with DD_REG4
yields %1.1
pat loc loc cuu $1==2 && $2==4
with any2
uses reusing %1,DD_REG4
gen move %1,%a.1
and_l {const4,65535}, %a yields %a
with any2
uses DD_REG4={zero_const4,0}
gen move %1,%a.1 yields %a
pat loc loc cuu $1==4 && $2==2
with DD_REG4
yields %1.1
#endif
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pat cuu
with STACK
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kills ALL
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gen jsr {absolute4, ".cuu"}
pat ciu leaving cuu
pat cui leaving cuu
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#if TBL68881
pat loc loc cif $1==4 && $2==4
with data4 STACK
uses FS_REG
gen fmove_l %1,%a
fmove_s %a,{pre_dec4,sp}
pat loc loc cif $1==4 && $2==8
with data4 STACK
uses FD_REG
gen fmove_l %1,%a
fmove_d %a,{pre_dec4,sp}
pat loc loc cuf $1==4 && $2==4
with D_REG STACK
uses FS_REG
gen fmove_l %1,%a
tst_l %1
bge {slabel, 1f}
fsub_l {const,0-2147483648},%a
fsub_l {const,0-2147483648},%a
1:
fmove_s %a,{pre_dec4,sp}
pat loc loc cuf $1==4 && $2==8
with D_REG STACK
uses FD_REG
gen fmove_l %1,%a
tst_l %1
bge {slabel, 1f}
fsub_l {const,0-2147483648},%a
fsub_l {const,0-2147483648},%a
1:
fmove_d %a,{pre_dec4,sp}
pat loc loc cfi $1==4 && $2==4
with FS_REG
uses D_REG
gen fintrz %1,%1
fmove_l %1,%a yields %a
pat loc loc cfi $1==8 && $2==4
with FD_REG
uses D_REG
gen fintrz %1,%1
fmove_l %1,%a yields %a
pat loc loc cfu $1==4 && $2==4
with FS_REG
uses D_REG
gen fabs %1
fintrz %1,%1
fmove_l %1,%a yields %a
pat loc loc cfu $1==8 && $2==4
with FD_REG
uses D_REG
gen fabs %1
fintrz %1,%1
fmove_l %1,%a yields %a
pat loc loc cff $1==4 && $2==8
with FS_REG STACK
gen fmove_d %1,{pre_dec4,sp}
pat loc loc cff $1==8 && $2==4
with FD_REG STACK
gen fmove_s %1,{pre_dec4,sp}
#else
/*
* Floating point stuff
* Conversion
*/
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#if WORD_SIZE==2
/* The patterns need some room on the stack first */
pat loc loc cif $1==2 && $2==4 leaving loc $1 cal ".cif4"
pat loc loc cif $1==2 && $2==8
with any2
kills ALL
gen clr_l {pre_dec4, sp}
move_w %1,{pre_dec2, sp} leaving loc $1 cal ".cif8"
pat loc loc cif $1==4 && $2==4 leaving loc $1 cal ".cif4" asp 2
pat loc loc cif $1==4 && $2==8
with any4
kills ALL
gen clr_w {pre_dec2, sp}
move_l %1,{pre_dec4, sp} leaving loc $1 cal ".cif8"
pat loc loc cuf $1==2 && $2==4 leaving loc $1 cal ".cuf4"
pat loc loc cuf $1==2 && $2==8
with any2
kills ALL
gen clr_l {pre_dec4, sp}
move_w %1,{pre_dec2, sp} leaving loc $1 cal ".cuf8"
pat loc loc cuf $1==4 && $2==4 leaving loc $1 cal ".cuf4" asp 2
pat loc loc cuf $1==4 && $2==8
with any4
kills ALL
gen clr_w {pre_dec2, sp}
move_l %1,{pre_dec4, sp} leaving loc $1 cal ".cuf8"
pat loc loc cfi $1==4 && ($2==2 || $2==4)
leaving loc $1 loc $2 cal ".cfi" asp 8-$2
pat loc loc cfi $1==8 && ($2==2 || $2==4)
leaving loc $1 loc $2 cal ".cfi" asp 12-$2
pat loc loc cfu $1==4 && ($2==2 || $2==4)
leaving loc $1 loc $2 cal ".cfu" asp 8-$2
pat loc loc cfu $1==8 && ($2==2 || $2==4)
leaving loc $1 loc $2 cal ".cfu" asp 12-$2
#else
pat loc loc cif $1==4 && $2==4 leaving loc 4 cal ".cif4" asp 4
pat loc loc cif $1==4 && $2==8 leaving loc 4 cal ".cif8"
pat loc loc cuf $1==4 && $2==4 leaving loc 4 cal ".cuf4" asp 4
pat loc loc cuf $1==4 && $2==8 leaving loc 4 cal ".cuf8"
pat loc loc cfi leaving loc $1 loc $2 cal ".cfi" asp $1+4
pat loc loc cfu leaving loc $1 loc $2 cal ".cfu" asp $1+4
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#endif
pat loc loc cff $1==8 && $2==4 leaving cal ".cff4" asp 4
pat loc loc cff $1==4 && $2==8
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leaving zer 4 exg 4 cal ".cff8"
#endif /* TBL68881 */
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/************************************************
* Group 9: logical instructions *
************************************************/
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#if WORD_SIZE==2
proc log2w
with datalt4+consts4-sconsts4 DD_REG4
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gen xxx* %1, %2 yields %2
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with DD_REG4 datalt4+consts4-sconsts4
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gen xxx* %2, %1 yields %1
with exact any4 STACK
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uses reusing %1,DD_REG4=%1
gen xxx* {post_inc4, sp}, %a yields %a
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#endif
proc logw
with datalt_int+consts-sconsts DD_REG
gen xxx* %1, %2 yields %2
with DD_REG datalt_int+consts-sconsts
gen xxx* %2, %1 yields %1
with exact any_int STACK
uses reusing %1,DD_REG=%1
gen xxx* {post_inc_int, sp}, %a yields %a
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proc logdef example and
with STACK
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uses DD_REG4 = {const, $1/WORD_SIZE -1},
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AA_REG,
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DD_REG
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gen
lea {regAcon, sp, $1}, %b
1:
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move_i {post_inc_int, sp}, %c
xxx* %c, {post_inc_int, %b}
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dbf %a, {slabel, 1b}
proc logndef
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with DD_REG4 STACK
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uses AA_REG,
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DD_REG
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gen
lea {regAregXcon, sp, %1, 1, 0},%a
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#if WORD_SIZE==2
asr_l {small_const, 1}, %1
#else
asr_l {small_const, 2}, %1
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#endif
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1:
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move_i {post_inc_int, sp}, %b
xxx* %b, {post_inc_int, %a}
sub_l {const4,1}, %1
bne {slabel, 1b}
proc logbdef example and
with STACK
uses AA_REG,
DD_REG,
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DD_REG4
gen
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move_l {const4,$1/WORD_SIZE}, %c
lea {regAregXcon, sp, %c, 1, 0},%a
1:
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move_i {post_inc_int, sp}, %b
xxx* %b, {post_inc_int, %a}
sub_l {const4,1}, %c
bne {slabel, 1b}
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pat and $1==WORD_SIZE call logw(AND_I)
#if WORD_SIZE==2
pat and $1==2*WORD_SIZE call log2w("and.l")
#endif
pat and $1>4 && $1/WORD_SIZE<=65536 call logdef(AND_I)
pat and defined($1) call logbdef(AND_I)
pat and !defined($1) call logndef(AND_I)
pat ior $1==WORD_SIZE call logw(OR_I)
#if WORD_SIZE==2
pat ior $1==2*WORD_SIZE call log2w("or.l")
#endif
pat ior $1>2 && $1/WORD_SIZE<=65536 call logdef(OR_I)
pat ior defined($1) call logbdef(OR_I)
pat ior !defined($1) call logndef(OR_I)
#if WORD_SIZE==2
pat xor $1==2
with DD_REG conreg2-bconst
gen eor_w %2, %1 yields %1
#endif
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pat xor $1==4
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with DD_REG4 conreg4-bconst4
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gen eor_l %2, %1 yields %1
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pat xor $1>4 && $1/WORD_SIZE<=65536 call logdef(EOR_I)
pat xor defined($1) call logbdef(EOR_I)
pat xor !defined($1) call logndef(EOR_I)
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#if WORD_SIZE==2
pat com $1==2
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with DD_REG
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gen not_w %1 yields %1
#endif
pat com $1==4
with DD_REG4
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gen not_l %1 yields %1
pat com $1==8
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with DD_REG4 DD_REG4
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gen not_l %1
not_l %2 yields %2 %1
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pat com $1>8 && $1/WORD_SIZE<=65536
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with STACK
uses AA_REG,
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DD_REG4 = {const, $1/WORD_SIZE -1}
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gen move_l sp, %a
1:
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not_i {post_inc_int, %a}
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dbf %b, {slabel, 1b}
pat com defined($1)
with STACK
uses AA_REG,
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DD_REG4 = {const, $1/WORD_SIZE}
gen move_l sp, %a
1:
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not_i {post_inc_int, %a}
sub_l {const4, 1}, %b
bne {slabel, 1b}
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pat com !defined($1)
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with DD_REG4 STACK
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uses AA_REG
gen move_l sp, %a
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#if WORD_SIZE==2
asr_l {small_const, 1}, %1
#else
asr_l {small_const, 2}, %1
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#endif
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1:
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not_i {post_inc_int, %a}
sub_l {const4, 1}, %1
bne {slabel, 1b}
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#if WORD_SIZE==2
pat rol $1==2
with shconreg DD_REG
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gen rol_w %1, %2 yields %2
#endif
pat rol $1==4
with shconreg DD_REG4
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gen rol_l %1, %2 yields %2
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#if WORD_SIZE==2
pat ror $1==2
with shconreg DD_REG
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gen ror_w %1, %2 yields %2
#endif
pat ror $1==4
with shconreg DD_REG4
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gen ror_l %1, %2 yields %2
/************************************************
* Group 10: sets *
************************************************/
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#if WORD_SIZE==2
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pat inn $1==4
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with conreg2 DD_REG4
gen btst %1, %2.1
sne {dreg1, %2.1}
and_l {const4, 1}, %2
yields %2.1
#endif
pat inn $1==WORD_SIZE
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with conreg2 DD_REG
gen btst %1, %2
sne {dreg1, %2}
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and_i {const, 1}, %2
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yields %2
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/* The interface for the .inn differ for m68k2 and m68k4. */
/* ??? Work out a cleaner interface, that is similar for all tables */
#if WORD_SIZE==2
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pat inn defined($1)
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with STACK
kills ALL
gen move {const, $1}, d0
jsr {absolute4, ".inn"}
killreg d0
yields d0
pat inn !defined($1)
with any_int STACK
kills ALL
gen move %1, d0
jsr {absolute4, ".inn"}
killreg d0
yields d0
#else
pat inn defined($1)
with any_int STACK
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kills ALL
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gen move %1, d0
move {const, $1}, d1
jsr {absolute4, ".inn"}
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killreg d0
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yields d0
pat inn !defined($1)
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with any_int any_int STACK
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kills ALL
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gen move %2, d0
move %1, d1
jsr {absolute4, ".inn"}
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killreg d0
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yields d0
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#endif /* WORD_SIZE==2 */
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pat loc inn $2==WORD_SIZE && small($1)
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with DD_REG
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gen asr_i {small_const, $1}, %1
and_i {const, 1}, %1
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yields %1
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#if WORD_SIZE==2
pat set $1==2
with conreg2
uses DD_REG = {zero_const, 0}
gen bset %1, %a yields %a
#endif
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pat set $1==4
with conreg2
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uses DD_REG4 = {zero_const4, 0}
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gen bset %1, %a yields %a
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#if WORD_SIZE==2
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pat set $1>4
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with any_int STACK
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kills ALL
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gen move {const, $1}, d0
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jsr {absolute4, ".set"}
pat set !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".set"}
#else
pat set $1>4
with any_int STACK
kills ALL
gen move %1, d0
move {const, $1}, d1
jsr {absolute4, ".set"}
pat set !defined($1)
with any_int any_int STACK
kills ALL
gen move %2, d0
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move %1, d1
jsr {absolute4, ".set"}
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#endif /* WORD_SIZE==2 */
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/************************************************
* Group 11: arrays *
************************************************/
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/* ??? interface */
#if WORD_SIZE==2
pat lar defined($1) && $1 == WORD_SIZE
with STACK
kills ALL
gen jsr {absolute4, ".lar"}
pat sar defined($1) && $1 == WORD_SIZE
with STACK
kills ALL
gen jsr {absolute4, ".sar"}
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pat aar defined($1) && $1 == WORD_SIZE
with STACK
kills ALL
gen jsr {absolute4, ".aar"}
#else
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pat lar defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".lar"}
pat lar !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".lar"}
pat sar defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".sar"}
pat sar !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".sar"}
pat aar defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".aar"}
yields a0
pat aar !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".aar"}
yields a0
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#if ARR_OPT
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pat lae lar $2==4 && nicesize(rom($1,3))
leaving lae $1 aar 4 loi rom($1, 3)
pat lae sar $2==4 && nicesize(rom($1,3))
leaving lae $1 aar 4 sti rom($1, 3)
pat lae aar $2==4 && rom($1,3)==1
leaving ads 4 adp 0-rom($1,1)
#ifdef TBL68020
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pat lae aar $2==4 && nicesize(rom($1,3))
with D_REG yields {regX, rom($1,3), %1}
leaving ads 4 adp rom($1,3)*(0-rom($1,1))
#else TBL68020
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pat lae aar $2==4 && rom($1,3)==2
with DD_REG
gen asl_l {small_const, 1}, %1
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yields %1
leaving ads 4 adp (0 - rom($1,1))<<1
pat lae aar $2==4 && rom($1,3)==4
with DD_REG
gen asl_l {small_const, 2}, %1
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yields %1
leaving ads 4 adp (0 - rom($1,1))<<2
pat lae aar $2==4 && rom($1,3)==8
with DD_REG
gen asl_l {small_const, 3}, %1
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yields %1
leaving ads 4 adp (0 - rom($1,1))<<3
#endif TBL68020
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#endif /* ARR_OPT */
#endif /* WORD_SIZE!=2 */
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/* I WOULD ALSO LIKE THESE:
* pat lae aar $2==4 && defined(rom($1,3))
* with const leaving adp rom($1,3)*(%1.num-rom($1,1))
* pat lae lar $2==4 && defined(rom($1,3))
* with const leaving adp rom($1,3)*(%1.num-rom($1,1))
* loi rom($1,3)
* pat lae sar $2==4 && defined(rom($1,3))
* with const leaving adp rom($1,3)*(%1.num-rom($1,1))
* sti rom($1,3)
* BUT THEY DON'T WORK.
*/
/************************************************
* Group 12: compare instructions *
************************************************/
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#if WORD_SIZE==2
pat cmi defined($1) && $1==2
with any2 DD_REG
uses DD_REG = {zero_const, 0}
gen cmp_w %1,%2
beq {slabel,2f}
bgt {slabel,1f}
add_w {small_const, 1},%a
bra {slabel,2f}
1:
sub_w {small_const, 1},%a
2:
yields %a
pat cmi defined($1) && $1==4
with STACK
gen jsr {absolute4, ".cmi"} yields d1
#else
/* pat cmi $1==4 leaving sbi 4
WRONG !!
*/
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pat cmi defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".cmi"}
yields d0
pat cmi !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".cmi"}
yields d0
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#endif
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/* pat cmu $1==4 leaving sbi 4
WRONG !!
*/
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#if WORD_SIZE==2
pat cmu defined($1)
with STACK
gen move {const, $1},d0
jsr {absolute4, ".cmu"}
pat cmu !defined($1)
with any STACK
gen move %1,d0
jsr {absolute4, ".cmu"}
#else
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pat cmu defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".cmu"}
yields d0
pat cmu !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".cmu"}
yields d0
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#endif /* WORD_SIZE==2 */
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#if WORD_SIZE==2
pat cms $1==2 leaving cmi 2
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pat cms $1==4 leaving cmi 4
#else
pat cms $1==4 leaving cmi 4
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#endif
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pat cms defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".cms"}
yields d0
pat cms !defined($1)
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with any_int STACK
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kills ALL
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gen move %1, d0
jsr {absolute4, ".cms"}
yields d0
pat cmp leaving cmu 4
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#ifndef XXXXX
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proc txx
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with test_set_int
uses reusing %1,DD_REG
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gen test %1
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bxx[1] {slabel,1f}
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clr_i %a
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bra {slabel,2f}
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1:
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move_i {small_const,1},%a
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2:
yields %a
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#if WORD_SIZE==2
with test_set1
#else
with test_set1 + test_set2
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#endif
uses reusing %1,DD_REG
gen test %1
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bxx[2] {slabel,1f}
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clr_i %a
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bra {slabel,2f}
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1:
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move_i {small_const,1},%a
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2:
yields %a
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/* for some branches, we need to get rid of the overflow bit first.
The easiest way to do this is to just test ....
*/
proc txx_ouch
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with test_set_int
uses reusing %1,DD_REG
gen killcc.
test %1
bxx[1] {slabel,1f}
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clr_i %a
bra {slabel,2f}
1:
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move_i {small_const,1},%a
2:
yields %a
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#if WORD_SIZE==2
with test_set1
#else
with test_set1 + test_set2
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#endif
uses reusing %1,DD_REG
gen test %1
bxx[2] {slabel,1f}
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clr_i %a
bra {slabel,2f}
1:
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move_i {small_const,1},%a
2:
yields %a
pat tlt call txx("bmi", "bcs")
pat tle call txx_ouch("ble", "bls")
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pat teq call txx("beq", "beq")
pat tne call txx("bne", "bne")
pat tge call txx("bpl", "bcc")
pat tgt call txx_ouch("bgt", "bhi")
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#else
proc txx
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with test_set_int
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uses reusing %1,DD_REG
gen test %1
sxx[1] %a
neg_b %a
yields {extend1, %a}
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#if WORD_SIZE==2
with test_set1
#else
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with test_set1 + test_set2
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#endif
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uses reusing %1,DD_REG
gen test %1
sxx[2] %a
neg_b %a
yields {extend1, %a}
pat tlt call txx("smi", "scs")
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pat tle call txx("sle", "sls")
pat teq call txx("seq", "seq")
pat tne call txx("sne", "sne")
pat tge call txx("spl", "scc")
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pat tgt call txx("sgt", "shi")
#endif
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/*
* Floating point
* Comparision
*/
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#if TBL68881
pat cmf $1==4
with FS_REG FS_REG
uses D_REG={const,0}
gen fcmp %1,%2
fbeq {slabel,2f}
fblt {slabel,1f}
add_l {const,1},%a
bra {slabel,2f}
1:
sub_l {const,1},%a
2: yields %a
pat cmf $1==8
with FD_REG FD_REG
uses D_REG={const,0}
gen fcmp %1,%2
fbeq {slabel,2f}
fblt {slabel,1f}
add_l {const,1},%a
bra {slabel,2f}
1:
sub_l {const,1},%a
2: yields %a
#else
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pat cmf $1==4 leaving cal ".cmf4" asp 8 lfr WORD_SIZE
pat cmf $1==8 leaving cal ".cmf8" asp 16 lfr WORD_SIZE
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#endif
/*
* Floating Point
* Zero Constants
*/
pat zrf leaving zer $1
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/************************************************
* Group 13: branch instructions *
************************************************/
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#if WORD_SIZE==2
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pat lab topeltsize($1)==4 && !fallthrough($1)
kills ALL
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gen labeldef $1 yields dl0
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pat lab topeltsize($1)==4 && fallthrough($1)
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with any4 STACK
kills ALL
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gen move %1, dl0
killreg dl0
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labeldef $1 yields dl0
#endif
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pat lab topeltsize($1)==WORD_SIZE && !fallthrough($1)
kills ALL
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gen labeldef $1 yields d0
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pat lab topeltsize($1)==WORD_SIZE && fallthrough($1)
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with any_int STACK
kills ALL
gen move %1,d0
killreg d0
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labeldef $1 yields d0
pat lab
with STACK
kills ALL
gen labeldef $1
#if WORD_SIZE==2
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pat bra topeltsize($1)==4
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with any4 STACK
gen move %1,dl0
bra {llabel, $1}
#endif
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pat bra topeltsize($1)==WORD_SIZE
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with any_int STACK
gen move %1,d0
bra {llabel, $1}
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pat bra
with STACK
gen bra {llabel, $1}
proc brxx example beq
with exact extend1 extend1
kills ALL
gen cmp_b %1,%2
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bxx[1] {llabel, $1}
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#if WORD_SIZE!=2
with exact extend2 extend2
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kills ALL
gen cmp_w %1,%2
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bxx[1] {llabel, $1}
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#endif
with exact sconsts any_int
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kills ALL
uses DD_REG=%1
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gen cmp_i %2, %a
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bxx[2] {llabel, $1}
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with exact any_int sconsts
kills ALL
uses DD_REG=%2
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gen cmp_i %1, %a
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bxx[1] {llabel, $1}
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with any_int-sconsts genreg STACK
gen cmp_i %1, %2
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bxx[1] {llabel, $1}
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with genreg any_int-sconsts STACK
gen cmp_i %2, %1
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bxx[2] {llabel, $1}
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with exact immediate_int-sconsts imm_cmp_int
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kills ALL
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gen cmp_i %1, %2
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bxx[1] {llabel, $1}
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with exact imm_cmp_int immediate_int-sconsts
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kills ALL
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gen cmp_i %2, %1
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bxx[2] {llabel, $1}
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with exact immediate_int-sconsts STACK
gen cmp_i %1, {post_inc_int, sp}
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bxx[1] {llabel, $1}
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with exact any_int STACK
uses reusing %1,DD_REG=%1
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gen cmp_i {post_inc_int, sp}, %a
bxx[2] {llabel, $1}
with exact STACK
uses DD_REG
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gen move_i {post_inc_int, sp},%a
cmp_i {post_inc_int, sp},%a
bxx[2] {llabel, $1}
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#if WORD_SIZE==4
with exact post_inc4 post_inc4
gen cmp_l %1,%2
bxx[1] {llabel, $1}
#endif
with exact post_inc2 post_inc2
gen cmp_w %1,%2
bxx[1] {llabel, $1}
with exact post_inc1 post_inc1
gen cmp_b %1,%2
bxx[1] {llabel, $1}
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pat blt call brxx("blt","bgt")
pat ble call brxx("ble","bge")
pat beq call brxx("beq","beq")
pat bne call brxx("bne","bne")
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pat bge call brxx("bge","ble")
pat bgt call brxx("bgt","blt")
proc zxx example zeq
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with test_set_int STACK
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gen test %1
bxx[1] {llabel, $1}
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#if WORD_SIZE==2
with test_set1 STACK
#else
with test_set1 + test_set2 STACK
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#endif
gen test %1
bxx[2] {llabel, $1}
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with exact STACK
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gen tst_i {post_inc_int, sp}
bxx[1] {llabel, $1}
/* for some branches, we need to get rid of the overflow bit first.
The easiest way to do this is to just test ....
*/
proc zxx_ouch example zeq
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with test_set_int STACK
gen killcc.
test %1
bxx[1] {llabel, $1}
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#if WORD_SIZE==2
with test_set1 STACK
#else
with test_set1 + test_set2 STACK
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#endif
gen test %1
bxx[2] {llabel, $1}
with exact STACK
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gen tst_i {post_inc_int, sp}
bxx[1] {llabel, $1}
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pat zlt call zxx("bmi", "bcs")
pat zle call zxx_ouch("ble", "bls")
pat zeq call zxx("beq", "beq")
pat zne call zxx("bne", "bne")
pat zge call zxx("bpl", "bcc")
pat zgt call zxx_ouch("bgt", "bhi")
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/************************************************
* Group 14: procedure calls instructions *
************************************************/
pat cai
with exact ext_addr
kills ALL
gen jsr {absolute4, %1.bd}
with A_REG STACK
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kills ALL
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gen jsr {indirect4, %1}
with STACK
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kills ALL
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uses AA_REG = {post_inc4, sp}
gen jsr {indirect4, %a}
with address STACK
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kills ALL
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gen jsr %1
pat cal
with STACK
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kills ALL
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gen jsr {absolute4, $1}
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#if WORD_SIZE==2
pat lfr $1==2 yields d0
pat lfr $1==4 yields dl0
pat lfr $1==8 yields dl1 dl0
#else
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pat lfr $1==4 yields d0
pat lfr $1==8 yields d1 d0
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#endif
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pat ret $1==0
gen return
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pat asp ret $2==0
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gen return
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#if WORD_SIZE==2
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pat ret $1==2
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with any2
gen move %1, d0
return
with exact STACK
gen move_w {post_inc2, sp}, d0
return
#endif
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pat ret $1==4
with any4
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gen move %1, dl0
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return
with exact STACK
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gen move_l {post_inc4, sp}, dl0
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return
pat ret $1==8
with any4 any4
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gen move %1, dl0
move %2, dl1
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return
with exact any4 STACK
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gen move %1, dl0
move_l {post_inc4, sp}, dl1
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return
with exact STACK
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gen move_l {post_inc4, sp}, dl0
move_l {post_inc4, sp}, dl1
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return
/************************************************
* Group 15: miscellaneous instructions *
************************************************/
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#if WORD_SIZE==2
pat asp $1==2
with any2-pre_post
with STACK
gen add_l {const4, $1}, sp
#endif
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pat asp $1==4
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#if WORD_SIZE==2
with any-pre_post any-pre_post
#endif
with any4-pre_post
with STACK
gen add_l {const4, $1}, sp
#if WORD_SIZE==2
pat asp $1==6
with any4-pre_post any-pre_post
with any-pre_post any4-pre_post
with any-pre_post any-pre_post any-pre_post
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with STACK
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gen add_l {const4, $1}, sp
#endif
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pat asp $1==8
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with any4-pre_post any4-pre_post
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with STACK
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gen add_l {const4, $1}, sp
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pat asp
with STACK
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gen lea {regAcon, sp, $1}, sp
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/* ??? DD_REG$ ??? */
#if WORD_SIZE==2
pat ass $1==2
with any2 STACK
uses reusing %1,DD_REG4
gen move %1,%a.1
ext_l %a.1
add_l %a, sp
#endif
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pat ass $1==4
with any4 STACK
gen add_l %1, sp
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#if WORD_SIZE==2
pat blm $1==2
with A_REG A_REG
kills allexceptcon
gen move_w {indirect2, %2}, {indirect2, %1}
#endif
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pat blm $1==4
with A_REG A_REG
kills allexceptcon
gen move_l {indirect4, %2}, {indirect4, %1}
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#if WORD_SIZE==2
pat blm $1==6
with A_REG A_REG
kills allexceptcon
gen move_l {indirect4, %2}, {indirect4, %1}
move_w {offsetted2, %2, 4}, {offsetted2, %1, 4}
#endif
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pat blm $1==8
with A_REG A_REG
kills allexceptcon
gen move_l {indirect4, %2}, {indirect4, %1}
move_l {offsetted4, %2, 4}, {offsetted4, %1, 4}
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pat blm $1>2*WORD_SIZE && $1/WORD_SIZE <= 65536
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with AA_REG AA_REG
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kills ALL
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uses DD_REG4={const, $1/WORD_SIZE -1}
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gen 1:
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move_i {post_inc_int, %2}, {post_inc_int, %1}
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dbf %a, {slabel, 1b}
pat blm
with AA_REG AA_REG
kills ALL
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uses DD_REG4={const,$1/WORD_SIZE}
gen 1:
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move_i {post_inc_int, %2}, {post_inc_int, %1}
sub_l {const4, 1}, %a
bne {slabel, 1b}
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#if WORD_SIZE==2
pat bls $1==2
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with DD_REG AA_REG AA_REG
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kills ALL
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gen asr_w {small_const, 1}, %1
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beq {slabel, 2f}
1:
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move_w {post_inc2, %3}, {post_inc2, %2}
sub_w {const, 1}, %1
bne {slabel, 1b}
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2:
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#endif
1987-01-13 09:24:13 +00:00
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pat bls $1==4
with DD_REG4 AA_REG AA_REG
kills ALL
gen
#if WORD_SIZE==2
asr_l {small_const, 1}, %1
#else
asr_l {small_const, 2}, %1
#endif
beq {slabel, 2f}
1:
move_i {post_inc_int, %3}, {post_inc_int, %2}
sub_l {const4, 1}, %1
bne {slabel, 1b}
2:
#if WORD_SIZE==2
pat csa $1==2
#if TBL68020
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with any4 D_REG+LOCAL+const+ILOCAL+absolute2 STACK
#else
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with any4 D_REG+LOCAL+const+absolute2 STACK
#endif
gen move %1,a0
move %2,d0
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jmp {absolute4, ".csa2"}
#endif
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat csa $1==4
#if TBL68020 && WORD_SIZE==4
with any4 D_REG4+DLOCAL+const4+ILOCAL+absolute4 STACK
#else
with any4 D_REG4+DLOCAL+const4+absolute4 STACK
#endif
gen move %1,a0
move %2,dl0
jmp {absolute4, ".csa4"}
#if WORD_SIZE==2
pat csb $1==2
#if TBL68020
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with any4 D_REG+LOCAL+const+ILOCAL+absolute2 STACK
#else
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with any4 D_REG+LOCAL+const+absolute2 STACK
#endif
gen move %1,a0
move %2,d0
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jmp {absolute4, ".csb2"}
#endif
pat csb $1==4
#if TBL68020 && WORD_SIZE==4
with any4 D_REG4+DLOCAL+const4+ILOCAL+absolute4 STACK
#else
with any4 D_REG4+DLOCAL+const4+absolute4 STACK
#endif
gen move %1,a0
move %2,dl0
jmp {absolute4, ".csb4"}
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pat dch leaving loi 4
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#if WORD_SIZE==2
pat dup $1==2
with dups2 yields %1 %1
#endif
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pat dup $1==4
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#if WORD_SIZE==2
with dups2 dups2 yields %2 %1 %2 %1
#endif
with dups4 yields %1 %1
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pat dup $1==8
with dups4 dups4 yields %2 %1 %2 %1
1987-01-13 09:24:13 +00:00
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pat dup $1>2*WORD_SIZE && $1/WORD_SIZE<=65536
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with STACK
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uses DD_REG4 = {const, $1/WORD_SIZE -1}
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gen 1:
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move_i {offsetted_int, sp, $1 -WORD_SIZE}, {pre_dec_int, sp}
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dbf %a, {slabel, 1b}
pat dup
with STACK
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uses DD_REG4 = {const, $1/WORD_SIZE}
gen 1:
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move_i {offsetted_int, sp, $1 -WORD_SIZE}, {pre_dec_int, sp}
sub_l {const4, 1}, %a
bne {slabel, 1b}
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#if WORD_SIZE==2
pat dus $1==2
with any2 STACK
uses DD_REG4 = {zero_const4, 0}, AA_REG
gen
move_w %1, %a.1
lea {regAregXcon, sp, %a, 1, 0}, %b
asr_l {small_const, 1}, %a
beq {slabel, 2f}
1:
move_w {pre_dec2, %b}, {pre_dec2, sp}
sub_l {const4, 1}, %a
bne {slabel, 1b}
2:
#endif
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pat dus $1==4
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with DD_REG4 STACK
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uses AA_REG
gen
lea {regAregXcon, sp, %1, 1, 0}, %a
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#if WORD_SIZE==2
asr_l {small_const, 1}, %1
#else
asr_l {small_const, 2}, %1
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#endif
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beq {slabel, 2f}
1:
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move_i {pre_dec_int, %a}, {pre_dec_int, sp}
sub_l {const4, 1}, %1
bne {slabel, 1b}
1987-01-13 09:24:13 +00:00
2:
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#if WORD_SIZE==2
pat exg $1==2
with any2 any2 yields %1 %2
#endif
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pat exg $1==4
with any4 any4 yields %1 %2
pat exg defined($1)
with STACK
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kills ALL
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gen move {const, $1}, d0
jsr {absolute4, ".exg"}
pat exg !defined($1)
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with any_int STACK
1987-08-12 16:19:02 +00:00
kills ALL
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gen move %1, d0
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jsr {absolute4, ".exg"}
pat fil
gen move_l {ext_addr, $1}, {absolute4, ".filn"}
pat gto
with STACK
uses AA_REG = {ext_addr, $1}
gen move_l {offsetted4, %a, 8}, lb
move_l {offsetted4, %a, 4}, sp
#if TBL68020 && FANCY_MODES
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jmp {OFF_off4, %a, 0, 0}
#else
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move_l {indirect4, %a}, %a
jmp {indirect4, %a}
#endif
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat lim yields {absolute_int, ".trpim"}
1987-01-13 09:24:13 +00:00
pat lin
1988-04-25 17:05:36 +00:00
kills posextern
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gen move_i {const, $1}, {absolute_int, ".lino"}
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pat lni
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kills posextern
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gen add_i {const, 1}, {absolute_int, ".lino"}
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pat lor $1==0 yields lb
pat lor $1==1
with STACK
uses AA_REG = sp yields %a
pat lor $1==2 yields {absolute4, ".reghp"}
pat lpb leaving adp 8
pat mon
with STACK
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kills ALL
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gen jsr {absolute4, ".mon"}
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/* used by the ANSI-compiler to indicate volatile */
1987-01-13 09:24:13 +00:00
pat nop
with STACK
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kills ALL
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/* gen jsr {absolute4, ".nop"} */
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
#if WORD_SIZE==2
#ifdef TBL68020
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pat rck $1==2
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with ext_addr D_REG
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gen cmp2_w {absolute2, %1.bd}, %2
bcc {slabel, 1f}
move_w {small_const, 1}, {pre_dec2, sp} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
with address-ext_addr D_REG
gen cmp2_w %1, %2
bcc {slabel, 1f}
move_w {small_const, 1}, {pre_dec2, sp} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
with A_REG D_REG
gen cmp2_w {indirect2, %1}, %2
bcc {slabel, 1f}
move_w {small_const, 1}, {pre_dec2, sp} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
#else
with STACK
kills ALL
gen jsr {absolute4, ".rck"}
#endif
#endif /* WORD_SIZE==2 */
#if WORD_SIZE==4 || TBL68020
pat rck $1==4
#ifdef TBL68020
with ext_addr D_REG4
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gen cmp2_l {absolute4, %1.bd}, %2
bcc {slabel, 1f}
pea {absolute4, 1} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
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with address-ext_addr D_REG4
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gen cmp2_l %1, %2
bcc {slabel, 1f}
pea {absolute4, 1} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
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with A_REG D_REG4
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gen cmp2_l {indirect4, %1}, %2
bcc {slabel, 1f}
pea {absolute4, 1} /* push constant 1 == ERANGE */
jsr {absolute4, ".trp"}
1: yields %2
#else TBL68020
1987-01-13 09:24:13 +00:00
with STACK
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kills ALL
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gen jsr {absolute4, ".rck"}
#endif TBL68020
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#endif /* WORD_SIZE==4 || TBL68020 */
1987-01-13 09:24:13 +00:00
pat rtt leaving ret 0
pat sig
with any4
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kills posextern
1987-01-13 09:24:13 +00:00
uses AA_REG
gen move_l {absolute4, ".trppc"}, %a
move_l %1, {absolute4, ".trppc"}
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yields %a
pat sim
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with any_int
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kills posextern
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gen move_i %1, {absolute_int, ".trpim"}
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pat str $1==0
with any4 STACK
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kills ALL
gen move_l %1, lb
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pat str $1==1
with any4 STACK
gen move_l %1, sp
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pat str $1==2
with STACK
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kills ALL
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gen jsr {absolute4, ".strhp"}
pat trp
with STACK
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kills ALL
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gen jsr {absolute4, ".trp"}
/************************************************
* more rules for long EM-patterns *
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************************************************/
pat loe ine $1==$2
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kills posextern
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uses DD_REG = {absolute_int, $1}
gen add_i {const,1}, {absolute_int, $1}
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killreg %a
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yields %a
pat loe dee $1==$2
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kills posextern
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uses DD_REG = {absolute_int, $1}
gen sub_i {const,1}, {absolute_int, $1}
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killreg %a
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yields %a
proc llol1shstl example lol loc sli stl /* only left */
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kills all_indir, DLOCAL %bd==$1
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gen shw* {offsetted2, lb, $1+2}
roxl {offsetted2, lb, $1}
proc lloe1shste example loe loc sli ste /* only left */
kills posextern
gen shw* {absolute2, $1+2}
roxl {absolute2, $1}
proc llil1shsil example lil loc sli sil /* only left */
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen shw* {OFF_off2, lb, $1, 2}
roxl {OFF_off2, lb, $1, 0}
#else
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uses AA_REG = {DLOCAL, $1}
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gen shw* {offsetted2, %a, 2}
roxl {indirect2, %a}
#endif
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proc rlol1shstl example lol loc sri stl /* only right */
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kills all_indir, DLOCAL %bd==$1
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gen shw* {offsetted2, lb, $1}
roxr {offsetted2, lb, $1+2}
proc rloe1shste example loe loc sri ste /* only right */
kills posextern
gen shw* {absolute2, $1}
roxr {absolute2, $1+2}
proc rlil1shsil example lil loc sri sil /* only right */
kills allexceptcon
#if TBL68020 && FANCY_MODES
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gen shw* {OFF_off2, lb, $1, 0}
roxr {OFF_off2, lb, $1, 2}
#else
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uses AA_REG = {DLOCAL, $1}
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gen shw* {indirect2, %a}
roxr {offsetted2, %a, 2}
#endif
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pat lol loc sli stl $1==$4 && $2==1 && $3==4 call llol1shstl("asl #1,")
pat loe loc sli ste $1==$4 && $2==1 && $3==4 call lloe1shste("asl #1,")
pat lil loc sli sil $1==$4 && $2==1 && $3==4 call llil1shsil("asl #1,")
pat lol loc sri stl $1==$4 && $2==1 && $3==4 call rlol1shstl("asr #1,")
pat loe loc sri ste $1==$4 && $2==1 && $3==4 call rloe1shste("asr #1,")
pat lil loc sri sil $1==$4 && $2==1 && $3==4 call rlil1shsil("asr #1,")
pat lol loc slu stl $1==$4 && $2==1 && $3==4 call llol1shstl("asl #1,")
pat loe loc slu ste $1==$4 && $2==1 && $3==4 call lloe1shste("asl #1,")
pat lil loc slu sil $1==$4 && $2==1 && $3==4 call llil1shsil("asl #1,")
pat lol loc sru stl $1==$4 && $2==1 && $3==4 call rlol1shstl("lsr #1,")
pat loe loc sru ste $1==$4 && $2==1 && $3==4 call rloe1shste("lsr #1,")
pat lil loc sru sil $1==$4 && $2==1 && $3==4 call rlil1shsil("lsr #1,")
proc txxand
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with test_set_int DD_REG
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gen test %1
bxx[1] {slabel, 1f}
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bclr {const,0}, %2
1: yields %2
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#if WORD_SIZE==2
with test_set1 DD_REG
#else
with test_set1 + test_set2 DD_REG
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#endif
gen test %1
bxx[2] {slabel, 1f}
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bclr {const,0}, %2
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1: yields %2
proc txxior
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with test_set_int DD_REG
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gen test %1
bxx[1] {slabel, 1f}
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bset {zero_const, 0}, %2
1: yields %2
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#if WORD_SIZE==2
with test_set1 DD_REG
#else
with test_set1 + test_set2 DD_REG
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#endif
gen test %1
bxx[2] {slabel, 1f}
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bset {zero_const, 0}, %2
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1: yields %2
proc txxand_ouch
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with test_set_int DD_REG
gen killcc.
test %1
bxx[1] {slabel, 1f}
bclr {const,0}, %2
1: yields %2
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#if WORD_SIZE==2
with test_set1 DD_REG
#else
with test_set1 + test_set2 DD_REG
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#endif
gen test %1
bxx[2] {slabel, 1f}
bclr {const,0}, %2
1: yields %2
proc txxior_ouch
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with test_set_int DD_REG
gen killcc.
test %1
bxx[1] {slabel, 1f}
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bset {zero_const, 0}, %2
1: yields %2
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#if WORD_SIZE==2
with test_set1 DD_REG
#else
with test_set1 + test_set2 DD_REG
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#endif
gen test %1
bxx[2] {slabel, 1f}
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bset {zero_const, 0}, %2
1: yields %2
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pat tlt and $2==WORD_SIZE call txxand("bmi", "bcs")
pat tle and $2==WORD_SIZE call txxand_ouch("ble", "bls")
pat teq and $2==WORD_SIZE call txxand("beq", "beq")
pat tne and $2==WORD_SIZE call txxand("bne", "bne")
pat tge and $2==WORD_SIZE call txxand("bpl", "bcc")
pat tgt and $2==WORD_SIZE call txxand_ouch("bgt", "bhi")
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pat tlt ior $2==WORD_SIZE call txxior("bpl", "bcc")
pat tle ior $2==WORD_SIZE call txxior_ouch("bgt", "bhi")
pat teq ior $2==WORD_SIZE call txxior("bne", "bne")
pat tne ior $2==WORD_SIZE call txxior("beq", "beq")
pat tge ior $2==WORD_SIZE call txxior("bmi", "bcs")
pat tgt ior $2==WORD_SIZE call txxior_ouch("ble", "bls")
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proc cmxtxxand
with exact extend1 extend1 DD_REG
gen cmp_b %2, %1
bxx[2] {llabel,1f}
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bclr {const,0}, %3
1: yields %3
with exact extend2 extend2 DD_REG
gen cmp_w %2, %1
bxx[2] {llabel,1f}
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bclr {const,0}, %3
1: yields %3
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with exact sconsts any_int DD_REG
uses DD_REG=%1
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gen cmp_i %2, %a
bxx[2] {slabel, 1f}
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bclr {const,0}, %3
1: yields %3
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with exact any_int sconsts DD_REG
uses DD_REG=%2
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gen cmp_i %1, %a
bxx[1] {slabel, 1f}
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bclr {const,0}, %3
1: yields %3
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with any_int-sconsts genreg DD_REG
gen cmp_i %1, %2
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bxx[1] {slabel, 1f}
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bclr {const,0}, %3
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1: yields %3
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with genreg any_int-sconsts DD_REG
gen cmp_i %2, %1
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bxx[2] {slabel, 1f}
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bclr {const,0}, %3
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1: yields %3
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with exact immediate_int-sconsts imm_cmp_int DD_REG
gen cmp_i %1, %2
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bxx[1] {slabel, 1f}
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bclr {const,0}, %3
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1: yields %3
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with exact imm_cmp_int immediate_int-sconsts DD_REG
gen cmp_i %2, %1
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bxx[2] {slabel, 1f}
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bclr {const,0}, %3
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1: yields %3
proc cmxtxxior
with exact extend1 extend1 DD_REG
gen cmp_b %2, %1
bxx[2] {llabel,1f}
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bset {zero_const, 0}, %3
1: yields %3
with exact extend2 extend2 DD_REG
gen cmp_w %2, %1
bxx[2] {llabel,1f}
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bset {zero_const, 0}, %3
1: yields %3
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with exact sconsts any_int DD_REG
uses DD_REG=%1
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gen cmp_i %2, %a
bxx[2] {slabel, 1f}
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bset {zero_const, 0}, %3
1: yields %3
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with exact any_int sconsts DD_REG
uses DD_REG=%2
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gen cmp_i %1, %a
bxx[1] {slabel, 1f}
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bset {zero_const, 0}, %3
1: yields %3
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with any_int-sconsts genreg DD_REG
gen cmp_i %1, %2
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bxx[1] {slabel, 1f}
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bset {zero_const, 0}, %3
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1: yields %3
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with genreg any_int-sconsts DD_REG
gen cmp_i %2, %1
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bxx[2] {slabel, 1f}
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bset {zero_const, 0}, %3
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1: yields %3
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with exact immediate_int-sconsts imm_cmp_int DD_REG
gen cmp_i %1, %2
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bxx[1] {slabel, 1f}
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bset {zero_const, 0}, %3
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1: yields %3
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with exact imm_cmp_int immediate_int-sconsts DD_REG
gen cmp_i %2, %1
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bxx[2] {slabel, 1f}
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bset {zero_const, 0}, %3
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1: yields %3
proc cmxtxx
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with exact sconsts any_int
uses DD_REG=%1
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gen cmp_i %2, %a
sxx[2] %a
neg_b %a
yields {extend1, %a}
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with exact any_int sconsts
uses DD_REG=%2
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gen cmp_i %1, %a
sxx[1] %a
neg_b %a
yields {extend1, %a}
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with any_int-sconsts genreg
uses reusing %1,reusing %2,DD_REG
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gen cmp_i %1, %2
sxx[1] %a
neg_b %a
yields {extend1, %a}
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with genreg any_int-sconsts
uses reusing %1,reusing %2,DD_REG
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gen cmp_i %2, %1
sxx[2] %a
neg_b %a
yields {extend1, %a}
with exact extend1 extend1
uses reusing %1,reusing %2,DD_REG
gen cmp_b %2, %1
sxx[2] %a
neg_b %a
yields {extend1, %a}
with exact extend2 extend2
uses reusing %1,reusing %2,DD_REG
gen cmp_w %2, %1
sxx[2] %a
neg_b %a
yields {extend1, %a}
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with exact immediate_int-sconsts imm_cmp_int
uses reusing %2,DD_REG
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gen cmp_i %1, %2
sxx[1] %a
neg_b %a
yields {extend1, %a}
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with exact imm_cmp_int immediate_int-sconsts
uses reusing %1,DD_REG
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gen cmp_i %2, %1
sxx[2] %a
neg_b %a
yields {extend1, %a}
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with exact immediate_int-sconsts STACK
uses DD_REG
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gen cmp_i %1, {post_inc_int, sp}
sxx[1] %a
neg_b %a
yields {extend1, %a}
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with exact any_int STACK
uses reusing %1,DD_REG=%1
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gen cmp_i {post_inc_int, sp}, %a
sxx[2] %a
neg_b %a
yields {extend1, %a}
with exact STACK
uses DD_REG
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gen move_i {post_inc_int, sp},%a
cmp_i {post_inc_int, sp},%a
sxx[2] %a
neg_b %a
yields {extend1, %a}
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat cmi tlt and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("blt","bgt")
pat cmi tle and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("ble","bge")
pat cmi teq and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("beq","beq")
pat cmi tne and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bne","bne")
pat cmi tge and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bge","ble")
pat cmi tgt and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bgt","blt")
pat cmu tlt and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bcs","bhi")
pat cmu tle and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bls","bcc")
pat cmu teq and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("beq","beq")
pat cmu tne and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bne","bne")
pat cmu tge and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bcc","bls")
pat cmu tgt and $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxand("bhi","bcs")
pat cmi tlt ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bge","ble")
pat cmi tle ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bgt","blt")
pat cmi teq ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bne","bne")
pat cmi tne ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("beq","beq")
pat cmi tge ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("blt","bgt")
pat cmi tgt ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("ble","bge")
pat cmu tlt ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bcc","bls")
pat cmu tle ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bhi","bcs")
pat cmu teq ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bne","bne")
pat cmu tne ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("beq","beq")
pat cmu tge ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bcs","bhi")
pat cmu tgt ior $1==WORD_SIZE && $3==WORD_SIZE call cmxtxxior("bls","bcc")
pat cmi tlt $1==WORD_SIZE call cmxtxx("slt","sgt")
pat cmi tle $1==WORD_SIZE call cmxtxx("sle","sge")
pat cmi teq $1==WORD_SIZE call cmxtxx("seq","seq")
pat cmi tne $1==WORD_SIZE call cmxtxx("sne","sne")
pat cmi tge $1==WORD_SIZE call cmxtxx("sge","sle")
pat cmi tgt $1==WORD_SIZE call cmxtxx("sgt","slt")
pat cmu tlt $1==WORD_SIZE call cmxtxx("scs","shi")
pat cmu tle $1==WORD_SIZE call cmxtxx("sls","scc")
pat cmu teq $1==WORD_SIZE call cmxtxx("seq","seq")
pat cmu tne $1==WORD_SIZE call cmxtxx("sne","sne")
pat cmu tge $1==WORD_SIZE call cmxtxx("scc","sls")
pat cmu tgt $1==WORD_SIZE call cmxtxx("shi","scs")
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proc cmuzxx example cmu zlt
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with exact sconsts any_int
kills ALL
uses DD_REG=%1
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gen cmp_i %2, %a
bxx[2] {llabel, $2}
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with exact any_int sconsts
kills ALL
uses DD_REG=%2
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gen cmp_i %1, %a
bxx[1] {llabel, $2}
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with any_int-sconsts genreg STACK
gen cmp_i %1, %2
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bxx[1] {llabel, $2}
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with genreg any_int-sconsts STACK
gen cmp_i %2, %1
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bxx[2] {llabel, $2}
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with exact immediate_int-sconsts imm_cmp_int
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kills ALL
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gen cmp_i %1, %2
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bxx[1] {llabel, $2}
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with exact imm_cmp_int immediate_int-sconsts
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kills ALL
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gen cmp_i %2, %1
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bxx[2] {llabel, $2}
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with exact immediate_int-sconsts STACK
gen cmp_i %1, {post_inc_int, sp}
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bxx[1] {llabel, $2}
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with exact any_int STACK
uses reusing %1, DD_REG=%1
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gen cmp_i {post_inc_int, sp}, %a
bxx[2] {llabel, $2}
with exact STACK
uses DD_REG
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gen move_i {post_inc_int, sp},%a
cmp_i {post_inc_int, sp},%a
bxx[2] {llabel, $2}
with data2-sconsts dreg2 STACK
gen cmp_w %1, %2
bxx[1] {llabel, $2}
with dreg2 data2-conreg2-sconsts STACK
gen cmp_w %2, %1
bxx[2] {llabel, $2}
with data1 dreg1 STACK
gen cmp_b %1, %2
bxx[1] {llabel, $2}
with dreg1 data1-conreg1 STACK
gen cmp_b %2, %1
bxx[2] {llabel, $2}
1987-01-13 09:24:13 +00:00
1990-08-20 13:55:38 +00:00
pat cmu zlt $1==WORD_SIZE call cmuzxx("bcs","bhi")
pat cmu zle $1==WORD_SIZE call cmuzxx("bls","bcc")
pat cmu zeq $1==WORD_SIZE call cmuzxx("beq","beq")
pat cmu zne $1==WORD_SIZE call cmuzxx("bne","bne")
pat cmu zge $1==WORD_SIZE call cmuzxx("bcc","bls")
pat cmu zgt $1==WORD_SIZE call cmuzxx("bhi","bcs")
1987-01-13 09:24:13 +00:00
#if TBL68881
proc cmf4zxx example cmf zlt
with FS_REG FS_REG
gen fcmp %1,%2
bxx* {llabel, $2}
pat cmf zlt $1==4 call cmf4zxx("fblt")
pat cmf zle $1==4 call cmf4zxx("fble")
pat cmf zne $1==4 call cmf4zxx("fbne")
pat cmf zeq $1==4 call cmf4zxx("fbeq")
pat cmf zge $1==4 call cmf4zxx("fbge")
pat cmf zgt $1==4 call cmf4zxx("fbgt")
proc cmf8zxx example cmf zlt
with FD_REG FD_REG
gen fcmp %1,%2
bxx* {llabel, $2}
pat cmf zlt $1==8 call cmf8zxx("fblt")
pat cmf zle $1==8 call cmf8zxx("fble")
pat cmf zne $1==8 call cmf8zxx("fbne")
pat cmf zeq $1==8 call cmf8zxx("fbeq")
pat cmf zge $1==8 call cmf8zxx("fbge")
pat cmf zgt $1==8 call cmf8zxx("fbgt")
#endif
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proc loc1locciibxx example loc loc cii bne
with any1 extend1 STACK
gen cmp_b %1,%2
bxx[1] {llabel, $4}
with any1 any_int STACK
uses reusing %1, DD_REG = %1
#if TBL68020 && WORD_SIZE==4
gen extb_l %a
#else
gen ext_w %a
#if WORD_SIZE==4
ext_l %a
#endif
#endif
cmp_i %2,%a
bxx[2] {llabel, $4}
pat loc loc cii blt $1==1 && $2==EM_WSIZE call loc1locciibxx("blt","bgt")
pat loc loc cii ble $1==1 && $2==EM_WSIZE call loc1locciibxx("ble","bge")
pat loc loc cii bne $1==1 && $2==EM_WSIZE call loc1locciibxx("bne","bne")
pat loc loc cii beq $1==1 && $2==EM_WSIZE call loc1locciibxx("beq","beq")
pat loc loc cii bge $1==1 && $2==EM_WSIZE call loc1locciibxx("bge","ble")
pat loc loc cii bgt $1==1 && $2==EM_WSIZE call loc1locciibxx("bgt","blt")
#if WORD_SIZE==4
proc loc2locciibxx example loc loc cii bne
with any2 extend2 STACK
gen cmp_w %1,%2
bxx[1] {llabel, $4}
with any2 any4 STACK
uses reusing %1, DD_REG = %1
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gen ext_l %a
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cmp_l %2,%a
bxx[2] {llabel, $4}
pat loc loc cii blt $1==2 && $2==EM_WSIZE call loc2locciibxx("blt","bgt")
pat loc loc cii blt $1==2 && $2==EM_WSIZE call loc2locciibxx("blt","bgt")
pat loc loc cii ble $1==2 && $2==EM_WSIZE call loc2locciibxx("ble","bge")
pat loc loc cii bne $1==2 && $2==EM_WSIZE call loc2locciibxx("bne","bne")
pat loc loc cii beq $1==2 && $2==EM_WSIZE call loc2locciibxx("beq","beq")
pat loc loc cii bge $1==2 && $2==EM_WSIZE call loc2locciibxx("bge","ble")
pat loc loc cii bgt $1==2 && $2==EM_WSIZE call loc2locciibxx("bgt","blt")
#endif
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proc bxx1_in example loc loc cii loc bne
with imm_cmp1 STACK
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gen cmp_b {const, low8($4)}, %1
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bxx* {llabel, $5}
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#if WORD_SIZE!=2
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proc bxx2_in example loc loc cii loc bne
with imm_cmp2 STACK
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gen cmp_w {const, loww($4)}, %1
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bxx* {llabel, $5}
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#endif
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proc bxx1_small example loc bne
with imm_cmp1-D_REG STACK
gen cmp_b {const, $1}, %1
bxx[1] {llabel, $2}
with imm_cmp2-D_REG STACK
gen cmp_w {const, $1}, %1
bxx[1] {llabel, $2}
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with data_int STACK
uses DD_REG = {small_const, $1} /* uses moveq */
gen cmp_i %1,%a
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bxx[2] {llabel, $2}
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#if WORD_SIZE!=2
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proc bxx2_small example loc bne
with imm_cmp2-D_REG STACK
gen cmp_w {const, $1}, %1
bxx[1] {llabel, $2}
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with imm_cmp4 STACK
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gen cmp_l {const, $1}, %1
bxx[2] {llabel, $2}
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#endif
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proc zxx1_in example loc loc cii zne
with test_set1 STACK
gen test %1
bxx* {llabel, $4}
with D_REG STACK
gen test {dreg1, %1}
bxx* {llabel, $4}
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#if WORD_SIZE!=2
proc zxx2_in example loc loc cii zne
with test_set2 STACK
gen test %1
bxx* {llabel, $4}
with D_REG STACK
gen test {dreg2, %1}
bxx* {llabel, $4}
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#endif
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pat loc loc cii zlt $1==1 && $2==WORD_SIZE call zxx1_in("blt")
pat loc loc cii zle $1==1 && $2==WORD_SIZE call zxx1_in("ble")
pat loc loc cii zne $1==1 && $2==WORD_SIZE call zxx1_in("bne")
pat loc loc cii zeq $1==1 && $2==WORD_SIZE call zxx1_in("beq")
pat loc loc cii zge $1==1 && $2==WORD_SIZE call zxx1_in("bge")
pat loc loc cii zgt $1==1 && $2==WORD_SIZE call zxx1_in("bgt")
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#if WORD_SIZE!=2
pat loc loc cii zlt $1==2 && $2==4 call zxx2_in("blt")
pat loc loc cii zle $1==2 && $2==4 call zxx2_in("ble")
pat loc loc cii zne $1==2 && $2==4 call zxx2_in("bne")
pat loc loc cii zeq $1==2 && $2==4 call zxx2_in("beq")
pat loc loc cii zge $1==2 && $2==4 call zxx2_in("bge")
pat loc loc cii zgt $1==2 && $2==4 call zxx2_in("bgt")
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#endif
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pat loc loc cii loc blt $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("blt")
pat loc loc cii loc ble $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("ble")
pat loc loc cii loc beq $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("beq")
pat loc loc cii loc bne $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("bne")
pat loc loc cii loc bge $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("bge")
pat loc loc cii loc bgt $1==1 && $2==WORD_SIZE && in_1($4) call bxx1_in("bgt")
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#if WORD_SIZE!=2
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pat loc loc cii loc blt $1==2 && $2==4 && in_2($4) call bxx2_in("blt")
pat loc loc cii loc ble $1==2 && $2==4 && in_2($4) call bxx2_in("ble")
pat loc loc cii loc beq $1==2 && $2==4 && in_2($4) call bxx2_in("beq")
pat loc loc cii loc bne $1==2 && $2==4 && in_2($4) call bxx2_in("bne")
pat loc loc cii loc bge $1==2 && $2==4 && in_2($4) call bxx2_in("bge")
pat loc loc cii loc bgt $1==2 && $2==4 && in_2($4) call bxx2_in("bgt")
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#endif
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/* the second instruction for bxx1_small is the other way around! */
pat loc blt $1>=0 && $1<128 call bxx1_small("bcs", "bgt")
pat loc ble $1>=0 && $1<128 call bxx1_small("bls", "bge")
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pat loc beq $1>=0 && $1<128 call bxx1_small("beq", "beq")
pat loc bne $1>=0 && $1<128 call bxx1_small("bne", "bne")
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pat loc bge $1>=0 && $1<128 call bxx1_small("bcc", "ble")
pat loc bgt $1>=0 && $1<128 call bxx1_small("bhi", "blt")
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#if WORD_SIZE!=2
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pat loc blt $1>=128 && $1<32768 call bxx2_small("bcs", "blt")
pat loc ble $1>=128 && $1<32768 call bxx2_small("bls", "ble")
pat loc beq $1>=128 && $1<32768 call bxx2_small("beq", "beq")
pat loc bne $1>=128 && $1<32768 call bxx2_small("bne", "bne")
pat loc bge $1>=128 && $1<32768 call bxx2_small("bcc", "bge")
pat loc bgt $1>=128 && $1<32768 call bxx2_small("bhi", "bgt")
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#endif
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pat loc loc cii lal sti $1 <= WORD_SIZE && $1>=$5 && $2==WORD_SIZE
leaving lal $4 sti $5
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pat loc loc cii lol sti $1 <= WORD_SIZE && $1>=$5 && $2==WORD_SIZE
leaving lol $4 sti $5
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pat loc loc cii lil sti $1 <= WORD_SIZE && $1>=$5 && $2==WORD_SIZE
leaving lil $4 sti $5
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pat loc loc cii LLP lof sti $1 <= WORD_SIZE && $1>=$6 && $2==WORD_SIZE
leaving LLP $4 lof $5 sti $6
pat loc loc cii lae sti $1 <= WORD_SIZE && $1>=$5 && $2==WORD_SIZE
leaving lae $4 sti $5
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pat loc loc cii loe sti $1 <= WORD_SIZE && $1>=$5 && $2==WORD_SIZE
leaving loe $4 sti $5
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pat loc loc cii stl $1==1 && $2==WORD_SIZE && inreg($4)==reg_any
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with memory1+DD_REG
kills regvar($4, reg_any), use_index %xreg==regvar($4, reg_any)
gen move_b %1, {dreg1, regvar($4,reg_any)}
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#if WORD_SIZE==2
ext_w {LOCAL,$4}
#else
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#ifdef TBL68020
extb_l {LOCAL,$4}
#else TBL68020
ext_w {LOCAL,$4}
ext_l {LOCAL,$4}
#endif TBL68020
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#endif
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pat loc loc cii $1==2 && $2==4
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#if WORD_SIZE==2
with D_REG
uses reusing %1, DD_REG4
gen move %1,%a.1 yields {extend2, %a}
with exact extend1
uses reusing %1,DD_REG4
gen move %1.reg,%a.1 yields {extend1_4, %a}
with exact memory2
uses reusing %1,DD_REG4
gen move %1, %a.1 yields {extend2, %a}
#else
with DD_REG yields {extend2, %1}
with exact memory2
uses reusing %1,DD_REG=%1
yields {extend2, %a}
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#endif
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pat loc loc cii $1==1 && $2==WORD_SIZE
with DD_REG yields {extend1, %1}
with exact memory1
uses reusing %1,DD_REG = %1
yields {extend1, %a}
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#if WORD_SIZE==2
pat loc loc cii $1==1 && $2==4
with DD_REG
uses reusing %1, DD_REG4
gen move %1, %a.1
yields {extend1_4, %a}
with exact memory1
uses reusing %1,DD_REG4
gen move %1,%a.1 yields {extend1_4, %a}
#endif
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pat loc loc ciu $1==$2 /* skip this */
pat loc loc cui $1==$2 /* skip this */
/* The following rules should be handled by the peephole optimizer, I think */
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#if WORD_SIZE==2
pat ldc dvu highw($1)==0 && loww($1)==2 && $2==4 leaving loc 1 sru 4
pat ldc dvu highw($1)==0 && loww($1)==4 && $2==4 leaving loc 2 sru 4
pat ldc dvu highw($1)==0 && loww($1)==8 && $2==4 leaving loc 3 sru 4
pat ldc dvu highw($1)==0 && loww($1)==16 && $2==4 leaving loc 4 sru 4
pat ldc dvu highw($1)==0 && loww($1)==32 && $2==4 leaving loc 5 sru 4
pat ldc dvu highw($1)==0 && loww($1)==64 && $2==4 leaving loc 6 sru 4
pat ldc dvu highw($1)==0 && loww($1)==128 && $2==4 leaving loc 7 sru 4
pat ldc dvu highw($1)==0 && loww($1)==256 && $2==4 leaving loc 8 sru 4
#endif
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pat loc dvu $1==2 && $2==WORD_SIZE leaving loc 1 sru WORD_SIZE
pat loc dvu $1==4 && $2==WORD_SIZE leaving loc 2 sru WORD_SIZE
pat loc dvu $1==8 && $2==WORD_SIZE leaving loc 3 sru WORD_SIZE
pat loc dvu $1==16 && $2==WORD_SIZE leaving loc 4 sru WORD_SIZE
pat loc dvu $1==32 && $2==WORD_SIZE leaving loc 5 sru WORD_SIZE
pat loc dvu $1==64 && $2==WORD_SIZE leaving loc 6 sru WORD_SIZE
pat loc dvu $1==128 && $2==WORD_SIZE leaving loc 7 sru WORD_SIZE
pat loc dvu $1==256 && $2==WORD_SIZE leaving loc 8 sru WORD_SIZE
#if WORD_SIZE==2
pat ldc dvi highw($1)==0 && loww($1)==2 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 1 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==4 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 2 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==8 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 3 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==16 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 4 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==32 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 5 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==64 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 6 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==128 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 7 sri 4
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pat ldc dvi highw($1)==0 && loww($1)==256 && $2==4
with DD_REG4
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gen test %1
bpl {slabel,1f}
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add_l {const4,loww($1)-1},%1
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1: yields %1 leaving loc 8 sri 4
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#endif /* WORD_SIZE==2 */
pat loc dvi $1==2 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 1 sri WORD_SIZE
pat loc dvi $1==4 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 2 sri WORD_SIZE
pat loc dvi $1==8 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 3 sri WORD_SIZE
pat loc dvi $1==16 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 4 sri WORD_SIZE
pat loc dvi $1==32 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 5 sri WORD_SIZE
pat loc dvi $1==64 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 6 sri WORD_SIZE
pat loc dvi $1==128 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 7 sri WORD_SIZE
pat loc dvi $1==256 && $2==WORD_SIZE
with DD_REG
gen test %1
bpl {slabel,1f}
add_i {const,$1-1},%1
1: yields %1 leaving loc 8 sri WORD_SIZE
/* The rest is all 2-bytes stuff */
#if WORD_SIZE==2
pat loc loc cii $1==4 && $2==2
with D_REG4
yields %1.1
with any2-pre_post any2-pre_post
yields %2
proc cmqtxx
with exact sconsts4 any4
uses DD_REG4=%1
gen cmp_l %2, %a
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact any4 sconsts4
uses DD_REG4=%2
gen cmp_l %1, %a
s4xx[1] %a
neg_b %a.1
yields {extend1, %a.1}
with any4-sconsts4 genreg4
uses reusing %1,reusing %2,DD_REG4
gen cmp_l %1, %2
s4xx[1] %a
neg_b %a.1
yields {extend1, %a.1}
with genreg4 any4-sconsts4
uses reusing %1,reusing %2,DD_REG4
gen cmp_l %2, %1
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact extend1_4 extend1_4
uses reusing %1,reusing %2,DD_REG4
gen cmp_b %2, %1
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact extend2 extend2
uses reusing %1,reusing %2,DD_REG4
gen cmp_w %2, %1
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact immediate4-sconsts4 imm_cmp4
uses reusing %2,DD_REG4
gen cmp_l %1, %2
s4xx[1] %a
neg_b %a.1
yields {extend1, %a.1}
with exact imm_cmp4 immediate4-sconsts4
uses reusing %1,DD_REG4
gen cmp_l %2, %1
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact immediate4-sconsts4 STACK
uses DD_REG4
gen cmp_l %1, {post_inc4, sp}
s4xx[1] %a
neg_b %a.1
yields {extend1, %a.1}
with exact any4 STACK
uses reusing %1,DD_REG4=%1
gen cmp_l {post_inc4, sp}, %a
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
with exact STACK
uses DD_REG4
gen move_l {post_inc4, sp},%a
cmp_l {post_inc4, sp},%a
s4xx[2] %a
neg_b %a.1
yields {extend1, %a.1}
pat cmi tlt $1==4 call cmqtxx("slt","sgt")
pat cmi tle $1==4 call cmqtxx("sle","sge")
pat cmi teq $1==4 call cmqtxx("seq","seq")
pat cmi tne $1==4 call cmqtxx("sne","sne")
pat cmi tge $1==4 call cmqtxx("sge","sle")
pat cmi tgt $1==4 call cmqtxx("sgt","slt")
pat cmu tlt $1==4 call cmqtxx("scs","shi")
pat cmu tle $1==4 call cmqtxx("sls","scc")
pat cmu teq $1==4 call cmqtxx("seq","seq")
pat cmu tne $1==4 call cmqtxx("sne","sne")
pat cmu tge $1==4 call cmqtxx("scc","sls")
pat cmu tgt $1==4 call cmqtxx("shi","scs")
proc cmqzxx example cmu zlt
with zero_const4 test_set4 STACK
/* kills ALL */
gen test %2
bxx[1] {llabel, $2}
with exact sconsts4-zero_const4 any4
kills ALL
uses DD_REG4=%1
gen cmp_l %2, %a
bxx[2] {llabel, $2}
with exact any4 sconsts4
kills ALL
uses DD_REG4=%2
gen cmp_l %1, %a
bxx[1] {llabel, $2}
with any4-sconsts4-zero_const4 genreg4 STACK
gen cmp_l %1, %2
bxx[1] {llabel, $2}
with genreg4 any4-sconsts4-zero_const4 STACK
gen cmp_l %2, %1
bxx[2] {llabel, $2}
with exact immediate4-sconsts4-zero_const4 imm_cmp4
kills ALL
gen cmp_l %1, %2
bxx[1] {llabel, $2}
with exact imm_cmp4 immediate4-sconsts4-zero_const4
kills ALL
gen cmp_l %2, %1
bxx[2] {llabel, $2}
with exact immediate4-sconsts4-zero_const4 STACK
gen cmp_l %1, {post_inc4, sp}
bxx[1] {llabel, $2}
with exact any4 STACK
uses reusing %1, DD_REG4=%1
gen cmp_l {post_inc4, sp}, %a
bxx[2] {llabel, $2}
with exact STACK
uses DD_REG4
gen move_l {post_inc4, sp},%a
cmp_l {post_inc4, sp},%a
bxx[2] {llabel, $2}
with data2-sconsts dreg2 STACK
gen cmp_w %1, %2
bxx[1] {llabel, $2}
with dreg2 data2-conreg2-sconsts STACK
gen cmp_w %2, %1
bxx[2] {llabel, $2}
with data1 dreg1 STACK
gen cmp_b %1, %2
bxx[1] {llabel, $2}
with dreg1 data1-conreg1 STACK
gen cmp_b %2, %1
bxx[2] {llabel, $2}
pat cmi zlt $1==4 call cmqzxx("blt","bgt")
pat cmi zle $1==4 call cmqzxx("ble","bge")
pat cmi zeq $1==4 call cmqzxx("beq","beq")
pat cmi zne $1==4 call cmqzxx("bne","bne")
pat cmi zge $1==4 call cmqzxx("bge","ble")
pat cmi zgt $1==4 call cmqzxx("bgt","blt")
pat cms zeq $1==4 call cmqzxx("beq","beq")
pat cms zne $1==4 call cmqzxx("bne","bne")
pat cmu zlt $1==4 call cmqzxx("bcs","bhi")
pat cmu zle $1==4 call cmqzxx("bls","bcc")
pat cmu zeq $1==4 call cmqzxx("beq","beq")
pat cmu zne $1==4 call cmqzxx("bne","bne")
pat cmu zge $1==4 call cmqzxx("bcc","bls")
pat cmu zgt $1==4 call cmqzxx("bhi","bcs")
pat ldc cms zeq loww($1)==0 && highw($1)==0 && $2==4
with test_set4 STACK
gen test %1
beq {llabel, $3}
pat ldc cms zne loww($1)==0 && highw($1)==0 && $2==4
with test_set4 STACK
gen test %1
bne {llabel, $3}
#endif