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Version that implements a C_XXX to O_XXX library interface.

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This commit is contained in:
bruce 1987-01-21 14:27:04 +00:00
parent 93c2a95860
commit 959800d9b5
8 changed files with 553 additions and 637 deletions
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32
modules/src/em_opt/Makefile
View file

@ -1,25 +1,29 @@
# $Header$
# Where to find em home directory
EMHOME=/usr/em
MODLIB=$(EMHOME)/modules/lib
PARSERLIB=$(EMHOME)/lib/em_data.a $(MODLIB)/libprint.a $(MODLIB)/liballoc.a\
$(MODLIB)/libstring.a $(MODLIB)/libsystem.a
HOWMUCH=head -10
# set HOWMUCH to head -20 to limit number of patterns used
HOWMUCH=cat
LEXLIB=-ll
INCLDIR=-I$(EMHOME)/h -I$(EMHOME)/modules/h -I$(EMHOME)/modules/pkg
PREFLAGS=$(INCLDIR) -DPRIVATE=static -DDEBUG
INCLDIR=-I$(EMHOME)/h -I$(EMHOME)/modules/h -I$(EMHOME)/modules/pkg -I../h
PREFLAGS=$(INCLDIR) -DPRIVATE=static
PROFFLAG=-O
CFLAGS=$(PREFLAGS) $(PROFFLAG)
LLOPT=
GFILES=parser.g
POFILES=parser.o syntax.o outputdfa.o outcalls.o findworst.o outputrepl.o\
initlex.o Lpars.o
NOFILES=nopt.o dfa.o trans.o incalls.o psuedo.o aux.o mkcalls.o
GENFILES=Lpars.h Lpars.c parserdummy parser.c syntax.c dfadummy\
dfa.c dfa.c.save trans.c trans.c.save incalls.c incalls.c.save
all: libopt.a
NOFILES=nopt.o dfa.o trans.o incalls.o pseudo.o aux.o mkcalls.o
libopt.a: dfadummy $(NOFILES)
rm -f libopt.a
ar rc libopt.a $(NOFILES)
ranlib libopt.a
@ -35,9 +39,16 @@ dfadummy: patterns parser
-if cmp -s incalls.c incalls.c.save; then mv incalls.c.save incalls.c; else exit 0; fi
touch dfadummy
POFILES=parser.o syntax.o outputdfa.o outcalls.o findworst.o initlex.o Lpars.o
PARSERLIB=$(EMHOME)/lib/em_data.a $(MODLIB)/libprint.a $(MODLIB)/liballoc.a\
$(MODLIB)/libstring.a $(MODLIB)/libsystem.a
parser: parserdummy $(POFILES) $(PARSERLIB)
$(CC) -o parser $(LDFLAGS) $(POFILES) $(PARSERLIB) $(LEXLIB)
GFILES=parser.g
parserdummy: $(GFILES)
LLgen $(LLOPT) $(GFILES)
touch parserdummy
@ -49,7 +60,7 @@ nopt.o: nopt.h
dfa.o: nopt.h
aux.o: nopt.h
trans.o: nopt.h
psuedo.o: nopt.h
pseudo.o: nopt.h
incalls.o: nopt.h
mkcalls.o: nopt.h
@ -59,5 +70,4 @@ syntax.o: syntax.l parser.h Lpars.h
outputdfa.o: parser.h Lpars.h
outcalls.o: parser.h
findworst.o: parser.h
outputrepl.o: parser.h Lpars.h
initlex.o: parser.h

20
modules/src/em_opt/aux.c
View file

@ -1,24 +1,24 @@
/* $Header$ */
#include "nopt.h"
rotate(w,amount)
OO_rotate(w,amount)
int w, amount;
{
long highmask, lowmask;
highmask = (long)(-1) << amount;
lowmask = ~highmask;
if(WSIZE!=4)
highmask &= (WSIZE==2)?0xFFFF:0xFF;
return(((w<<amount)&highmask) | ((w >> (8*WSIZE-amount))&lowmask));
if(OO_WSIZE!=4)
highmask &= (OO_WSIZE==2)?0xFFFF:0xFF;
return(((w<<amount)&highmask) | ((w >> (8*OO_WSIZE-amount))&lowmask));
}
samesign(a,b)
OO_samesign(a,b)
int a, b;
{
return( (a ^ b) >= 0);
}
sfit(val,nbits)
OO_sfit(val,nbits)
int val, nbits;
{
long mask = 0;
@ -28,7 +28,7 @@ sfit(val,nbits)
return(((val&mask) == 0) | (val&mask)==mask);
}
ufit(val, nbits)
OO_ufit(val, nbits)
int val, nbits;
{
long mask = 0;
@ -38,7 +38,7 @@ ufit(val, nbits)
return((val&mask) == 0);
}
sameext(a1,a2)
OO_sameext(a1,a2)
struct instr *a1, *a2;
{
if(a1->argtype != a2->argtype) return(0);
@ -56,7 +56,7 @@ sameext(a1,a2)
}
}
samenam(a1,a2)
OO_samenam(a1,a2)
struct instr *a1, *a2;
{
if(a1->argtype != a2->argtype) return(0);
@ -72,7 +72,7 @@ samenam(a1,a2)
}
}
offset(a)
OO_offset(a)
struct instr *a;
{
switch(a->argtype) {

7
modules/src/em_opt/findworst.c
View file

@ -6,8 +6,7 @@ static char rcsid[] = "$Header$";
#define UPDATEWORST(backups) if(backups>mostbackups) mostbackups = backups;
findworst(state,repl)
int state;
findworst(repl)
struct mnems repl;
{
/*
@ -31,7 +30,7 @@ findworst(state,repl)
int s;
int mostbackups = 0;
if(n==0) {
fprint(ofile,"\t\tbackup(%d);\n", longestpattern-1);
fprint(ofile,"\t\t\tOO_backup(%d);\n", longestpattern-1);
return;
}
for(s=1;s<=higheststate;s++) {
@ -58,7 +57,7 @@ findworst(state,repl)
}
}
if(mostbackups)
fprint(ofile,"\t\tbackup(%d);\n",mostbackups);
fprint(ofile,"\t\t\tOO_backup(%d);\n",mostbackups);
}
findfail(state)

751
modules/src/em_opt/mkcalls.c
View file

@ -4,430 +4,337 @@ static char rcsid[] = "$Header$";
#include "nopt.h"
mkcalls(p)
OO_mkcalls(p)
struct instr *p;
{
switch(p->argtype) {
case lab_ptyp:
switch(p->opcode) {
case op_aar:
if(p->argtype!=none_ptyp) O_aar(p->acst);
else O_aar_narg(); break;
case op_adf:
if(p->argtype!=none_ptyp) O_adf(p->acst);
else O_adf_narg(); break;
case op_adi:
if(p->argtype!=none_ptyp) O_adi(p->acst);
else O_adi_narg(); break;
case op_adp:
O_adp(p->acst); break;
case op_ads:
if(p->argtype!=none_ptyp) O_ads(p->acst);
else O_ads_narg(); break;
case op_adu:
if(p->argtype!=none_ptyp) O_adu(p->acst);
else O_adu_narg(); break;
case op_and:
if(p->argtype!=none_ptyp) O_and(p->acst);
else O_and_narg(); break;
case op_asp:
O_asp(p->acst); break;
case op_ass:
if(p->argtype!=none_ptyp) O_ass(p->acst);
else O_ass_narg(); break;
case op_beq:
O_beq((label)p->acst); break;
case op_bge:
O_bge((label)p->acst); break;
case op_bgt:
O_bgt((label)p->acst); break;
case op_ble:
O_ble((label)p->acst); break;
case op_blm:
O_blm(p->acst); break;
case op_bls:
if(p->argtype!=none_ptyp) O_bls(p->acst);
else O_bls_narg(); break;
case op_blt:
O_blt((label)p->acst); break;
case op_bne:
O_bne((label)p->acst); break;
case op_bra:
O_bra((label)p->acst); break;
case op_cai:
O_cai(); break;
case op_cal:
O_cal(p->apnam); break;
case op_cff:
O_cff(); break;
case op_cfi:
O_cfi(); break;
case op_cfu:
O_cfu(); break;
case op_cif:
O_cif(); break;
case op_cii:
O_cii(); break;
case op_ciu:
O_ciu(); break;
case op_cmf:
if(p->argtype!=none_ptyp) O_cmf(p->acst);
else O_cmf_narg(); break;
case op_cmi:
if(p->argtype!=none_ptyp) O_cmi(p->acst);
else O_cmi_narg(); break;
case op_cmp:
O_cmp(); break;
case op_cms:
if(p->argtype!=none_ptyp) O_cms(p->acst);
else O_cms_narg(); break;
case op_cmu:
if(p->argtype!=none_ptyp) O_cmu(p->acst);
else O_cmu_narg(); break;
case op_com:
if(p->argtype!=none_ptyp) O_com(p->acst);
else O_com_narg(); break;
case op_csa:
if(p->argtype!=none_ptyp) O_csa(p->acst);
else O_csa_narg(); break;
case op_csb:
if(p->argtype!=none_ptyp) O_csb(p->acst);
else O_csb_narg(); break;
case op_cuf:
O_cuf(); break;
case op_cui:
O_cui(); break;
case op_cuu:
O_cuu(); break;
case op_dch:
O_dch(); break;
case op_dec:
O_dec(); break;
case op_dee:
if(p->argtype==nof_ptyp) O_dee_dlb(p->adlb, p->anoff);
else O_dee_dnam(p->adnam, p->asoff); break;
case op_del:
O_del(p->acst); break;
case op_dup:
O_dup(p->acst); break;
case op_dus:
if(p->argtype!=none_ptyp) O_dus(p->acst);
else O_dus_narg(); break;
case op_dvf:
if(p->argtype!=none_ptyp) O_dvf(p->acst);
else O_dvf_narg(); break;
case op_dvi:
if(p->argtype!=none_ptyp) O_dvi(p->acst);
else O_dvi_narg(); break;
case op_dvu:
if(p->argtype!=none_ptyp) O_dvu(p->acst);
else O_dvu_narg(); break;
case op_exg:
if(p->argtype!=none_ptyp) O_exg(p->acst);
else O_exg_narg(); break;
case op_fef:
if(p->argtype!=none_ptyp) O_fef(p->acst);
else O_fef_narg(); break;
case op_fif:
if(p->argtype!=none_ptyp) O_fif(p->acst);
else O_fif_narg(); break;
case op_fil:
if(p->argtype==nof_ptyp) O_fil_dlb(p->adlb, p->anoff);
else O_fil_dnam(p->adnam, p->asoff); break;
case op_gto:
if(p->argtype==nof_ptyp) O_gto_dlb(p->adlb, p->anoff);
else O_gto_dnam(p->adnam, p->asoff); break;
case op_inc:
O_inc(); break;
case op_ine:
if(p->argtype==nof_ptyp) O_ine_dlb(p->adlb, p->anoff);
else O_ine_dnam(p->adnam, p->asoff); break;
case op_inl:
O_inl(p->acst); break;
case op_inn:
if(p->argtype!=none_ptyp) O_inn(p->acst);
else O_inn_narg(); break;
case op_ior:
if(p->argtype!=none_ptyp) O_ior(p->acst);
else O_ior_narg(); break;
case op_lab:
O_df_ilb(p->alab); break;
case none_ptyp:
switch(p->opcode) {
case op_aar:
O_aar_narg(); break;
case op_adf:
O_adf_narg(); break;
case op_adi:
O_adi_narg(); break;
case op_ads:
O_ads_narg(); break;
case op_adu:
O_adu_narg(); break;
case op_and:
O_and_narg(); break;
case op_ass:
O_ass_narg(); break;
case op_bls:
O_bls_narg(); break;
case op_cmf:
O_cmf_narg(); break;
case op_cmi:
O_cmi_narg(); break;
case op_cms:
O_cms_narg(); break;
case op_cmu:
O_cmu_narg(); break;
case op_com:
O_com_narg(); break;
case op_csa:
O_csa_narg(); break;
case op_csb:
O_csb_narg(); break;
case op_dus:
O_dus_narg(); break;
case op_dvf:
O_dvf_narg(); break;
case op_dvi:
O_dvi_narg(); break;
case op_dvu:
O_dvu_narg(); break;
case op_exg:
O_exg_narg(); break;
case op_fef:
O_fef_narg(); break;
case op_fif:
O_fif_narg(); break;
case op_inn:
O_inn_narg(); break;
case op_ior:
O_ior_narg(); break;
case op_lar:
O_lar_narg(); break;
case op_los:
O_los_narg(); break;
case op_mlf:
O_mlf_narg(); break;
case op_mli:
O_mli_narg(); break;
case op_mlu:
O_mlu_narg(); break;
case op_ngf:
O_ngf_narg(); break;
case op_ngi:
O_ngi_narg(); break;
case op_rck:
O_rck_narg(); break;
case op_rmi:
O_rmi_narg(); break;
case op_rmu:
O_rmu_narg(); break;
case op_rol:
O_rol_narg(); break;
case op_ror:
O_ror_narg(); break;
case op_sar:
O_sar_narg(); break;
case op_sbf:
O_sbf_narg(); break;
case op_sbi:
O_sbi_narg(); break;
case op_sbs:
O_sbs_narg(); break;
case op_sbu:
O_sbu_narg(); break;
case op_set:
O_set_narg(); break;
case op_sli:
O_sli_narg(); break;
case op_slu:
O_slu_narg(); break;
case op_sri:
O_sri_narg(); break;
case op_sru:
O_sru_narg(); break;
case op_sts:
O_sts_narg(); break;
case op_xor:
O_xor_narg(); break;
case op_zer:
O_zer_narg(); break;
case op_zrf:
O_zrf_narg(); break;
/* no arguments */
case op_cai:
O_cai(); break;
case op_cff:
O_cff(); break;
case op_cfi:
O_cfi(); break;
case op_cfu:
O_cfu(); break;
case op_cif:
O_cif(); break;
case op_cii:
O_cii(); break;
case op_ciu:
O_ciu(); break;
case op_cmp:
O_cmp(); break;
case op_cuf:
O_cuf(); break;
case op_cui:
O_cui(); break;
case op_cuu:
O_cuu(); break;
case op_dch:
O_dch(); break;
case op_dec:
O_dec(); break;
case op_inc:
O_inc(); break;
case op_lim:
O_lim(); break;
case op_lni:
O_lni(); break;
case op_lpb:
O_lpb(); break;
case op_mon:
O_mon(); break;
case op_nop:
O_nop(); break;
case op_rtt:
O_rtt(); break;
case op_sig:
O_sig(); break;
case op_sim:
O_sim(); break;
case op_teq:
O_teq(); break;
case op_tge:
O_tge(); break;
case op_tgt:
O_tgt(); break;
case op_tle:
O_tle(); break;
case op_tlt:
O_tlt(); break;
case op_tne:
O_tne(); break;
case op_trp:
O_trp(); break;
default:
fatal("Illegal mnemonic(%d)",p->opcode);
}
break;
case cst_ptyp: /* one integer constant argument */
switch(p->opcode) {
case op_aar:
O_aar(p->acst); break;
case op_adf:
O_adf(p->acst); break;
case op_adi:
O_adi(p->acst); break;
case op_adp:
O_adp(p->acst); break;
case op_ads:
O_ads(p->acst); break;
case op_adu:
O_adu(p->acst); break;
case op_and:
O_and(p->acst); break;
case op_asp:
O_asp(p->acst); break;
case op_ass:
O_ass(p->acst); break;
case op_blm:
O_blm(p->acst); break;
case op_bls:
O_bls(p->acst); break;
case op_cmf:
O_cmf(p->acst); break;
case op_cmi:
O_cmi(p->acst); break;
case op_cms:
O_cms(p->acst); break;
case op_cmu:
O_cmu(p->acst); break;
case op_com:
O_com(p->acst); break;
case op_csa:
O_csa(p->acst); break;
case op_csb:
O_csb(p->acst); break;
case op_del:
O_del(p->acst); break;
case op_dup:
O_dup(p->acst); break;
case op_dus:
O_dus(p->acst); break;
case op_dvf:
O_dvf(p->acst); break;
case op_dvi:
O_dvi(p->acst); break;
case op_dvu:
O_dvu(p->acst); break;
case op_exg:
O_exg(p->acst); break;
case op_fef:
O_fef(p->acst); break;
case op_fif:
O_fif(p->acst); break;
case op_inl:
O_inl(p->acst); break;
case op_inn:
O_inn(p->acst); break;
case op_ior:
O_ior(p->acst); break;
case op_lal:
O_lal(p->acst); break;
case op_lar:
O_lar(p->acst); break;
case op_ldc:
O_ldc(p->acst); break;
case op_ldf:
O_ldf(p->acst); break;
case op_ldl:
O_ldl(p->acst); break;
case op_lfr:
O_lfr(p->acst); break;
case op_lil:
O_lil(p->acst); break;
case op_lin:
O_lin(p->acst); break;
case op_loc:
O_loc(p->acst); break;
case op_lof:
O_lof(p->acst); break;
case op_loi:
O_loi(p->acst); break;
case op_lol:
O_lol(p->acst); break;
case op_lor:
O_lor(p->acst); break;
case op_los:
O_los(p->acst); break;
case op_lxa:
O_lxa(p->acst); break;
case op_lxl:
O_lxl(p->acst); break;
case op_mlf:
O_mlf(p->acst); break;
case op_mli:
O_mli(p->acst); break;
case op_mlu:
O_mlu(p->acst); break;
case op_ngf:
O_ngf(p->acst); break;
case op_ngi:
O_ngi(p->acst); break;
case op_rck:
O_rck(p->acst); break;
case op_ret:
O_ret(p->acst); break;
case op_rmi:
O_rmi(p->acst); break;
case op_rmu:
O_rmu(p->acst); break;
case op_rol:
O_rol(p->acst); break;
case op_ror:
O_ror(p->acst); break;
case op_sar:
O_sar(p->acst); break;
case op_sbf:
O_sbf(p->acst); break;
case op_sbi:
O_sbi(p->acst); break;
case op_sbs:
O_sbs(p->acst); break;
case op_sbu:
O_sbu(p->acst); break;
case op_sdf:
O_sdf(p->acst); break;
case op_sdl:
O_sdl(p->acst); break;
case op_set:
O_set(p->acst); break;
case op_sil:
O_sil(p->acst); break;
case op_sli:
O_sli(p->acst); break;
case op_slu:
O_slu(p->acst); break;
case op_sri:
O_sri(p->acst); break;
case op_sru:
O_sru(p->acst); break;
case op_stf:
O_stf(p->acst); break;
case op_sti:
O_sti(p->acst); break;
case op_stl:
O_stl(p->acst); break;
case op_str:
O_str(p->acst); break;
case op_sts:
O_sts(p->acst); break;
case op_xor:
O_xor(p->acst); break;
case op_zer:
O_zer(p->acst); break;
case op_zrf:
O_zrf(p->acst); break;
case op_zrl:
O_zrl(p->acst); break;
case op_beq:
O_beq((label)p->acst); break;
case op_bge:
O_bge((label)p->acst); break;
case op_bgt:
O_bgt((label)p->acst); break;
case op_ble:
O_ble((label)p->acst); break;
case op_blt:
O_blt((label)p->acst); break;
case op_bne:
O_bne((label)p->acst); break;
case op_bra:
O_bra((label)p->acst); break;
case op_zeq:
O_zeq((label)p->acst); break;
case op_zge:
O_zge((label)p->acst); break;
case op_zgt:
O_zgt((label)p->acst); break;
case op_zle:
O_zle((label)p->acst); break;
case op_zlt:
O_zlt((label)p->acst); break;
case op_zne:
O_zne((label)p->acst); break;
default:
fatal("Illegal mnemonic(%d)",p->opcode);
}
break;
case pro_ptyp: /* A procedure name argument */
switch(p->opcode) {
case op_cal:
O_cal(p->apnam); break;
case op_lpi:
O_lpi(p->apnam); break;
default:
fatal("Illegal mnemonic(%d)",p->opcode);
}
break;
case nof_ptyp: /* a "g" argument */
switch(p->opcode) {
case op_dee:
O_dee_dlb(p->adlb, p->anoff); break;
case op_fil:
O_fil_dlb(p->adlb, p->anoff); break;
case op_gto:
O_gto_dlb(p->adlb, p->anoff); break;
case op_ine:
O_ine_dlb(p->adlb, p->anoff); break;
case op_lae:
O_lae_dlb(p->adlb, p->anoff); break;
case op_lde:
O_lde_dlb(p->adlb, p->anoff); break;
case op_loe:
O_loe_dlb(p->adlb, p->anoff); break;
case op_sde:
O_sde_dlb(p->adlb, p->anoff); break;
case op_ste:
O_ste_dlb(p->adlb, p->anoff); break;
case op_zre:
O_zre_dlb(p->adlb, p->anoff); break;
default:
fatal("Illegal mnemonic(%d)",p->opcode);
}
break;
case sof_ptyp:
switch(p->opcode) {
case op_dee:
O_dee_dnam(p->adnam, p->asoff); break;
case op_fil:
O_fil_dnam(p->adnam, p->asoff); break;
case op_gto:
O_gto_dnam(p->adnam, p->asoff); break;
case op_ine:
O_ine_dnam(p->adnam, p->asoff); break;
case op_lae:
O_lae_dnam(p->adnam, p->asoff); break;
case op_lde:
O_lde_dnam(p->adnam, p->asoff); break;
case op_loe:
O_loe_dnam(p->adnam, p->asoff); break;
case op_sde:
O_sde_dnam(p->adnam, p->asoff); break;
case op_ste:
O_ste_dnam(p->adnam, p->asoff); break;
case op_zre:
O_zre_dnam(p->adnam, p->asoff); break;
default:
fatal("Illegal mnemonic(%d)",p->opcode);
}
break;
default:
fatal("Illegal argtype(%d)",p->argtype);
case op_lae:
if(p->argtype==nof_ptyp) O_lae_dlb(p->adlb, p->anoff);
else O_lae_dnam(p->adnam, p->asoff); break;
case op_lal:
O_lal(p->acst); break;
case op_lar:
if(p->argtype!=none_ptyp) O_lar(p->acst);
else O_lar_narg(); break;
case op_ldc:
O_ldc(p->acst); break;
case op_lde:
if(p->argtype==nof_ptyp) O_lde_dlb(p->adlb, p->anoff);
else O_lde_dnam(p->adnam, p->asoff); break;
case op_ldf:
O_ldf(p->acst); break;
case op_ldl:
O_ldl(p->acst); break;
case op_lfr:
O_lfr(p->acst); break;
case op_lil:
O_lil(p->acst); break;
case op_lim:
O_lim(); break;
case op_lin:
O_lin(p->acst); break;
case op_lni:
O_lni(); break;
case op_loc:
O_loc(p->acst); break;
case op_loe:
if(p->argtype==nof_ptyp) O_loe_dlb(p->adlb, p->anoff);
else O_loe_dnam(p->adnam, p->asoff); break;
case op_lof:
O_lof(p->acst); break;
case op_loi:
O_loi(p->acst); break;
case op_lol:
O_lol(p->acst); break;
case op_lor:
O_lor(p->acst); break;
case op_los:
if(p->argtype!=none_ptyp) O_los(p->acst);
else O_los_narg(); break;
case op_lpb:
O_lpb(); break;
case op_lpi:
O_lpi(p->apnam); break;
case op_lxa:
O_lxa(p->acst); break;
case op_lxl:
O_lxl(p->acst); break;
case op_mlf:
if(p->argtype!=none_ptyp) O_mlf(p->acst);
else O_mlf_narg(); break;
case op_mli:
if(p->argtype!=none_ptyp) O_mli(p->acst);
else O_mli_narg(); break;
case op_mlu:
if(p->argtype!=none_ptyp) O_mlu(p->acst);
else O_mlu_narg(); break;
case op_mon:
O_mon(); break;
case op_ngf:
if(p->argtype!=none_ptyp) O_ngf(p->acst);
else O_ngf_narg(); break;
case op_ngi:
if(p->argtype!=none_ptyp) O_ngi(p->acst);
else O_ngi_narg(); break;
case op_nop:
O_nop(); break;
case op_rck:
if(p->argtype!=none_ptyp) O_rck(p->acst);
else O_rck_narg(); break;
case op_ret:
O_ret(p->acst); break;
case op_rmi:
if(p->argtype!=none_ptyp) O_rmi(p->acst);
else O_rmi_narg(); break;
case op_rmu:
if(p->argtype!=none_ptyp) O_rmu(p->acst);
else O_rmu_narg(); break;
case op_rol:
if(p->argtype!=none_ptyp) O_rol(p->acst);
else O_rol_narg(); break;
case op_ror:
if(p->argtype!=none_ptyp) O_ror(p->acst);
else O_ror_narg(); break;
case op_rtt:
O_rtt(); break;
case op_sar:
if(p->argtype!=none_ptyp) O_sar(p->acst);
else O_sar_narg(); break;
case op_sbf:
if(p->argtype!=none_ptyp) O_sbf(p->acst);
else O_sbf_narg(); break;
case op_sbi:
if(p->argtype!=none_ptyp) O_sbi(p->acst);
else O_sbi_narg(); break;
case op_sbs:
if(p->argtype!=none_ptyp) O_sbs(p->acst);
else O_sbs_narg(); break;
case op_sbu:
if(p->argtype!=none_ptyp) O_sbu(p->acst);
else O_sbu_narg(); break;
case op_sde:
if(p->argtype==nof_ptyp) O_sde_dlb(p->adlb, p->anoff);
else O_sde_dnam(p->adnam, p->asoff); break;
case op_sdf:
O_sdf(p->acst); break;
case op_sdl:
O_sdl(p->acst); break;
case op_set:
if(p->argtype!=none_ptyp) O_set(p->acst);
else O_set_narg(); break;
case op_sig:
O_sig(); break;
case op_sil:
O_sil(p->acst); break;
case op_sim:
O_sim(); break;
case op_sli:
if(p->argtype!=none_ptyp) O_sli(p->acst);
else O_sli_narg(); break;
case op_slu:
if(p->argtype!=none_ptyp) O_slu(p->acst);
else O_slu_narg(); break;
case op_sri:
if(p->argtype!=none_ptyp) O_sri(p->acst);
else O_sri_narg(); break;
case op_sru:
if(p->argtype!=none_ptyp) O_sru(p->acst);
else O_sru_narg(); break;
case op_ste:
if(p->argtype==nof_ptyp) O_ste_dlb(p->adlb, p->anoff);
else O_ste_dnam(p->adnam, p->asoff); break;
case op_stf:
O_stf(p->acst); break;
case op_sti:
O_sti(p->acst); break;
case op_stl:
O_stl(p->acst); break;
case op_str:
O_str(p->acst); break;
case op_sts:
if(p->argtype!=none_ptyp) O_sts(p->acst);
else O_sts_narg(); break;
case op_teq:
O_teq(); break;
case op_tge:
O_tge(); break;
case op_tgt:
O_tgt(); break;
case op_tle:
O_tle(); break;
case op_tlt:
O_tlt(); break;
case op_tne:
O_tne(); break;
case op_trp:
O_trp(); break;
case op_xor:
if(p->argtype!=none_ptyp) O_xor(p->acst);
else O_xor_narg(); break;
case op_zeq:
O_zeq((label)p->acst); break;
case op_zer:
if(p->argtype!=none_ptyp) O_zer(p->acst);
else O_zer_narg(); break;
case op_zge:
O_zge((label)p->acst); break;
case op_zgt:
O_zgt((label)p->acst); break;
case op_zle:
O_zle((label)p->acst); break;
case op_zlt:
O_zlt((label)p->acst); break;
case op_zne:
O_zne((label)p->acst); break;
case op_zre:
if(p->argtype==nof_ptyp) O_zre_dlb(p->adlb, p->anoff);
else O_zre_dnam(p->adnam, p->asoff); break;
case op_zrf:
if(p->argtype!=none_ptyp) O_zrf(p->acst);
else O_zrf_narg(); break;
case op_zrl:
O_zrl(p->acst); break;
}
}

203
modules/src/em_opt/nopt.c
View file

@ -14,15 +14,26 @@ static char rcsid[] = "$Header$";
extern char em_mnem[][4];
struct instr **patternqueue, **nextpatt;
struct instr **backupqueue, **nextbackup, **lastbackup;
struct instr **outputqueue, **nextoutput, **lastoutput;
struct instr **freeiqueue, **nextifree, **lastifree;
char *strqueue, *nextstr, *laststr;
struct instr **OO_patternqueue;
struct instr **OO_nxtpatt;
struct instr **OO_bkupqueue;
struct instr **OO_nxtbackup;
int noutput; /* number of instructions in output queue */
int WSIZE; /* wordlength */
int PSIZE; /* pointer length */
static char *filename;
static struct instr **lastbackup;
static struct instr **outputqueue;
static struct instr **nextoutput;
static struct instr **lastoutput;
static struct instr **freeiqueue;
static struct instr **nextifree;
static struct instr **lastifree;
static char *strqueue;
static char *nextstr;
static char *laststr;
int OO_noutput; /* number of instructions in output queue */
int OO_WSIZE; /* wordlength */
int OO_PSIZE; /* pointer length */
#ifdef STATS
int sflag = 1; /* pattern statistics output */
@ -30,17 +41,16 @@ int sflag = 1; /* pattern statistics output */
#ifdef COLLECT
int cflag = 0; /* internal statistics output */
#define UPDATEMAX(oldmax,n) if(cflag&&n>oldmax) oldmax=n
int numwrites = 0;
int numnextems = 0;
int numpushs = 0;
int numbackups = 0;
int numflushes = 0;
int numfrees = 0;
int numdefaults = 0;
int highestbackup = 0, totalbackup = 0;
int highestoutput = 0, totaloutput = 0;
int highestfreei = 0, totalfreei = 0;
int higheststr = 0, totalstr = 0;
static int numwrites = 0;
static int numpushs = 0;
static int numbackups = 0;
static int numflushes = 0;
static int numfrees = 0;
static int numdefaults = 0;
static int highestbackup = 0, totalbackup = 0;
static int highestoutput = 0, totaloutput = 0;
static int highestfreei = 0, totalfreei = 0;
static int higheststr = 0, totalstr = 0;
#endif
C_init(wsize,psize)
@ -48,13 +58,14 @@ C_init(wsize,psize)
{
allocmem();
O_init(wsize,psize);
WSIZE = wsize;
PSIZE = psize;
OO_WSIZE = wsize;
OO_PSIZE = psize;
}
C_open(fname)
char *fname;
{
filename = fname;
return(O_open(fname));
}
@ -72,19 +83,30 @@ C_close()
O_close();
}
PRIVATE
fatal(s,a)
char *s;
int a;
{
fprint(STDERR, "%s: ", filename ? filename : "standard input");
fprint(STDERR,s,a);
fprint(STDERR,"\n");
sys_stop(S_EXIT);
}
PRIVATE
allocmem()
{
/* Allocate memory for queues on heap */
nextpatt = patternqueue =
OO_nxtpatt = OO_patternqueue =
(struct instr **)Malloc(MAXPATTERN*sizeof(struct instr *));
nextbackup = backupqueue =
OO_nxtbackup = OO_bkupqueue =
(struct instr **)Malloc(MAXBACKUP*sizeof(struct instr *));
lastbackup = backupqueue + MAXBACKUP - 1;
lastbackup = OO_bkupqueue + MAXBACKUP - 1;
nextoutput = outputqueue =
(struct instr **)Malloc(MAXOUTPUT*sizeof(struct instr *));
lastoutput = outputqueue + MAXOUTPUT - 1;
noutput = 0;
OO_noutput = 0;
nextifree = freeiqueue =
(struct instr **)Malloc(MAXFREEI*sizeof(struct instr *));
lastifree = freeiqueue + MAXFREEI - 1;
@ -99,7 +121,6 @@ outputstats()
{
int i;
fprint(STDERR,"Total of %d instructions read, %d written\n",numreads,numwrites);
fprint(STDERR,"Total of %d calls to nextem\n",numnextems);
fprint(STDERR,"Total of %d calls to flush\n",numflushes);
fprint(STDERR,"Total of %d calls to myfree\n",numfrees);
fprint(STDERR,"Total of %d instructions pushed back\n",numpushs-numbackups);
@ -123,7 +144,7 @@ printav(n)
}
#endif
myfree(p)
OO_free(p)
struct instr *p;
{
#ifdef DEBUG
@ -148,12 +169,6 @@ myfree(p)
#endif
}
nfree(n)
{
while(n--)
myfree(*--nextpatt);
}
PRIVATE char *
freestr(s)
char *s;
@ -170,21 +185,7 @@ freestr(s)
return(res);
}
nextem()
{
/*
/* Return the next instruction from backup queue else 0.
*/
#ifdef COLLECT
if(cflag)
numnextems++;
#endif
if(nextbackup>backupqueue)
return((*nextpatt++ = *(--nextbackup))->opcode);
return(0);
}
flush()
OO_flush()
{
/*
/* Output all instructions waiting in the output queue and free their
@ -198,86 +199,86 @@ flush()
if(cflag) {
numflushes++;
totaloutput += nextoutput-outputqueue;
totalbackup += nextbackup-backupqueue;
totalbackup += OO_nxtbackup-OO_bkupqueue;
totalfreei += nextifree-freeiqueue;
totalstr += nextstr-strqueue;
}
#endif
if(noutput) {
if(OO_noutput) {
for(p=outputqueue;p<nextoutput;p++) {
#ifdef COLLECT
if(cflag)
numwrites++;
#endif
mkcalls(*p);
myfree(*p);
OO_mkcalls(*p);
OO_free(*p);
}
nextoutput=outputqueue;
if(nextbackup==backupqueue)
if(OO_nxtbackup==OO_bkupqueue)
nextstr = strqueue;
noutput = 0;
OO_noutput = 0;
}
}
outop(opcode)
OO_outop(opcode)
int opcode;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = none_ptyp;
output(p);
OO_output(p);
}
inop(opcode)
OO_inop(opcode)
int opcode;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = none_ptyp;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
outcst(opcode,cst)
OO_outcst(opcode,cst)
int opcode,cst;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = cst_ptyp;
p->acst = cst;
output(p);
OO_output(p);
}
incst(opcode,cst)
OO_incst(opcode,cst)
int opcode,cst;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = cst_ptyp;
p->acst = cst;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
outlab(opcode,lab)
OO_outlab(opcode,lab)
int opcode,lab;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = cst_ptyp;
p->acst = lab;
output(p);
OO_output(p);
}
inlab(opcode,lab)
OO_inlab(opcode,lab)
int opcode,lab;
{
register struct instr *p = GETINSTR();
p->opcode = opcode;
p->argtype = cst_ptyp;
p->acst = lab;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
outpnam(opcode,pnam)
OO_outpnam(opcode,pnam)
int opcode;
char *pnam;
{
@ -285,10 +286,10 @@ outpnam(opcode,pnam)
p->opcode = opcode;
p->argtype = pro_ptyp;
p->apnam = pnam;
output(p);
OO_output(p);
}
inpnam(opcode,pnam)
OO_inpnam(opcode,pnam)
int opcode;
char *pnam;
{
@ -296,10 +297,10 @@ inpnam(opcode,pnam)
p->opcode = opcode;
p->argtype = pro_ptyp;
p->apnam = freestr(pnam);
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
outdefilb(opcode,deflb)
OO_outdefilb(opcode,deflb)
int opcode;
label deflb;
{
@ -307,10 +308,10 @@ outdefilb(opcode,deflb)
p->opcode = opcode;
p->argtype = lab_ptyp;
p->alab = deflb;
output(p);
OO_output(p);
}
indefilb(opcode,deflb)
OO_indefilb(opcode,deflb)
int opcode;
label deflb;
{
@ -318,10 +319,10 @@ indefilb(opcode,deflb)
p->opcode = opcode;
p->argtype = lab_ptyp;
p->alab = deflb;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
outext(opcode,arg,soff)
OO_outext(opcode,arg,soff)
int opcode;
struct instr *arg;
int soff;
@ -343,10 +344,10 @@ outext(opcode,arg,soff)
default:
fatal("Unexpected type %d in outext",arg->argtype);
}
output(p);
OO_output(p);
}
indnam(opcode,name,off)
OO_indnam(opcode,name,off)
int opcode;
char *name;
int off;
@ -356,10 +357,10 @@ indnam(opcode,name,off)
p->argtype = sof_ptyp;
p->adnam = freestr(name);
p->asoff = off;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
indlb(opcode,lab,off)
OO_indlb(opcode,lab,off)
int opcode;
label lab;
int off;
@ -369,10 +370,10 @@ indlb(opcode,lab,off)
p->argtype = nof_ptyp;
p->adlb = lab;
p->anoff = off;
*nextpatt++ = p;
*OO_nxtpatt++ = p;
}
output(p)
OO_output(p)
struct instr *p;
{
/* Put the instruction p on the output queue */
@ -381,34 +382,34 @@ output(p)
fprint(STDERR,"Overflow of outputqueue - output flushed\n");
printstate("Output overflow");
#endif
flush();
OO_flush();
}
noutput++;
OO_noutput++;
*nextoutput++ = p;
#ifdef COLLECT
UPDATEMAX(highestoutput,nextoutput-outputqueue);
#endif
}
pushback(p)
OO_pushback(p)
struct instr *p;
{
/* push instr. p onto backupqueue */
if(nextbackup > lastbackup) {
/* push instr. p onto bkupqueue */
if(OO_nxtbackup > lastbackup) {
#ifdef DEBUG
fprint(STDERR,"Warning: Overflow of backupqueue-backup ignored\n");
fprint(STDERR,"Warning: Overflow of bkupqueue-backup ignored\n");
printstate("Backup overflow");
#endif
return;
}
*nextbackup++ = p;
*OO_nxtbackup++ = p;
#ifdef COLLECT
UPDATEMAX(highestbackup,nextbackup-backupqueue);
UPDATEMAX(highestbackup,OO_nxtbackup-OO_bkupqueue);
numpushs++;
#endif
}
backup(n)
OO_backup(n)
int n;
{
/* copy (up to) n instructions from output to backup queues */
@ -417,25 +418,25 @@ backup(n)
if(cflag)
numbackups++;
#endif
pushback(*(--nextoutput));
noutput--;
OO_pushback(*(--nextoutput));
OO_noutput--;
}
}
dodefault(numout, numcopy)
OO_dodefault(numout, numcopy)
int numout, numcopy;
{
register struct instr **p,**q;
q = (p = patternqueue) + numout;
q = (p = OO_patternqueue) + numout;
while(numcopy--) {
if(numout) {
numout--;
output(*p);
OO_output(*p);
}
*p++ = *q++;
}
nextpatt = p;
while(numout--) output(*p++);
OO_nxtpatt = p;
while(numout--) OO_output(*p++);
#ifdef COLLECT
if(cflag)
numdefaults++;
@ -453,12 +454,12 @@ printstate(mess)
while(p<nextoutput)
prtinst(*p++);
fprint(STDERR," |==| ");
p = patternqueue;
while(p<nextpatt)
p = OO_patternqueue;
while(p<OO_nxtpatt)
prtinst(*p++);
fprint(STDERR," |==| ");
p = backupqueue;
while(p<nextbackup)
p = OO_bkupqueue;
while(p<OO_nxtbackup)
prtinst(*p++);
fprint(STDERR,"\n");
}

21
modules/src/em_opt/nopt.h
View file

@ -10,10 +10,14 @@
#include <em_comp.h>
#include <system.h>
#include <idf_pkg.spec>
#include <emO_code.h>
#define NULL 0
#define FLUSHDFA() if(state) { inop(OTHER); dfa(OTHER); } \
else if(noutput) flush();
#define FLUSHDFA() if(OO_state) { OO_inop(OTHER); OO_dfa(OTHER); } \
else if(OO_noutput) OO_flush();
#define NEXTEM() ((OO_nxtbackup>OO_bkupqueue)?\
((*OO_nxtpatt++ = *(--OO_nxtbackup))->opcode):\
0)
#define op_lab 255
#define OTHER 254
@ -47,11 +51,14 @@ struct instr {
#define asoff val.sdlb.soff
};
extern struct instr **patternqueue, **nextpatt;
extern int state;
extern int noutput; /* number of instructions in output queue */
extern int WSIZE; /* wordlength */
extern int PSIZE; /* pointer length */
extern struct instr **OO_patternqueue;
extern struct instr **OO_nxtpatt;
extern struct instr **OO_bkupqueue;
extern struct instr **OO_nxtbackup;
extern int OO_state;
extern int OO_noutput; /* number of instructions in output queue */
extern int OO_WSIZE; /* wordlength */
extern int OO_PSIZE; /* pointer length */
#ifdef DEBUG
extern int dflag; /* debugging output */
#endif

36
modules/src/em_opt/outcalls.c
View file

@ -21,8 +21,8 @@ outputincalls()
case NOARG:
fprint(ofile,"\nC_%s() {\n",s);
if(op->id_used) {
fprint(ofile,"\tinop(op_%s);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_inop(op_%s);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -33,8 +33,8 @@ outputincalls()
case CSTOPT:
fprint(ofile,"\nC_%s_narg() {\n",s);
if(op->id_used) {
fprint(ofile,"\tinop(op_%s);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_inop(op_%s);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -45,8 +45,8 @@ outputincalls()
case CST:
fprint(ofile,"\nC_%s(n) int n; {\n",s);
if(op->id_used) {
fprint(ofile,"\tincst(op_%s,n);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_incst(op_%s,n);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -57,8 +57,8 @@ outputincalls()
case DEFILB:
fprint(ofile,"\nC_df_ilb(l) label l; {\n");
if(op->id_used) {
fprint(ofile,"\tindefilb(op_%s,l);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_indefilb(op_%s,l);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -69,8 +69,8 @@ outputincalls()
case PNAM:
fprint(ofile,"\nC_%s(s) char *s; {\n",s);
if(op->id_used) {
fprint(ofile,"\tinpnam(op_%s,s);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_inpnam(op_%s,s);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -81,8 +81,8 @@ outputincalls()
case LAB:
fprint(ofile,"\nC_%s(l) label l; {\n",s);
if(op->id_used) {
fprint(ofile,"\tinlab(op_%s,l);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_inlab(op_%s,l);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -93,8 +93,8 @@ outputincalls()
case EXT:
fprint(ofile,"\nC_%s(n) int n; {\n",s);
if(op->id_used) {
fprint(ofile,"\tincst(op_%s,n);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_incst(op_%s,n);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -103,8 +103,8 @@ outputincalls()
fprint(ofile,"}\n",s);
fprint(ofile,"\nC_%s_dnam(s,n) char *s; int n; {\n",s);
if(op->id_used) {
fprint(ofile,"\tindnam(op_%s,s,n);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_indnam(op_%s,s,n);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");
@ -113,8 +113,8 @@ outputincalls()
fprint(ofile,"}\n",s);
fprint(ofile,"\nC_%s_dlb(l,n) label l; int n; {\n",s);
if(op->id_used) {
fprint(ofile,"\tindlb(op_%s,l,n);\n",s);
fprint(ofile,"\tdfa(op_%s);\n",s);
fprint(ofile,"\tOO_indlb(op_%s,l,n);\n",s);
fprint(ofile,"\tOO_dfa(op_%s);\n",s);
}
else {
fprint(ofile,"\tFLUSHDFA();\n");

120
modules/src/em_opt/outputdfa.c
View file

@ -32,7 +32,7 @@ PRIVATE
outputtables()
{
int s;
fprint(ofile,"struct defact {\n");
fprint(ofile,"static struct defact {\n");
fprint(ofile,"\tint numoutput;\n");
fprint(ofile,"\tint numcopy;\n");
fprint(ofile,"\tint nextstate;\n");
@ -52,19 +52,19 @@ outputdfa()
int s;
struct idf *op;
struct state *p;
fprint(ofile,"int state = 0;\n");
fprint(ofile,"int OO_state = 0;\n");
fprint(ofile,"\n");
fprint(ofile,"dfa(last) int last; {\n");
fprint(ofile,"OO_dfa(last) int last; {\n");
fprint(ofile,"\twhile(last) {\n");
fprint(ofile,"\t\tswitch(last) {\n");
for(op=ops;op!=(struct idf *)NULL;op=op->id_nextidf) {
if(!op->id_used)
continue;
fprint(ofile,"\t\tcase op_%s:\n",op->id_text);
fprint(ofile,"\t\t\tswitch(state) {\n");
fprint(ofile,"\t\t\tswitch(OO_state) {\n");
if(!op->id_startpatt) {
fprint(ofile,"\t\t\tcase 0: ");
fprint(ofile,"output(*--nextpatt); ");
fprint(ofile,"OO_output(*--OO_nxtpatt); ");
fprint(ofile,"break;\n");
}
for(s=0;s<=higheststate;s++)
@ -72,8 +72,8 @@ outputdfa()
if(p->op==op) {
fprint(ofile,"\t\t\tcase %d: ",s);
if(actions[p->goto_state]==(struct action *)NULL)
fprint(ofile,"state = %d; ",p->goto_state);
else fprint(ofile,"dotrans(%d); ",p->goto_state);
fprint(ofile,"OO_state = %d; ",p->goto_state);
else fprint(ofile,"OO_dotrans(%d); ",p->goto_state);
fprint(ofile,"break;\n");
}
}
@ -82,30 +82,29 @@ outputdfa()
fprint(ofile,"\t\t\tbreak;\n");
}
fprint(ofile,"\t\tdefault:\n");
fprint(ofile,"\t\t\tif(state) defaultaction();\n");
fprint(ofile,"\t\t\tif(OO_state) defaultaction();\n");
fprint(ofile,"\t\t\telse {\n");
fprint(ofile,"\t\t\t\tflush();\n");
fprint(ofile,"\t\t\t\tmkcalls(*--nextpatt);\n");
fprint(ofile,"\t\t\t\tmyfree(*nextpatt);\n");
fprint(ofile,"\t\t\t\tOO_flush();\n");
fprint(ofile,"\t\t\t\tOO_mkcalls(*--OO_nxtpatt);\n");
fprint(ofile,"\t\t\t\tOO_free(*OO_nxtpatt);\n");
fprint(ofile,"\t\t\t}\n");
fprint(ofile,"\t\t\tbreak;\n");
fprint(ofile,"\t\tcase OTHER:\n");
fprint(ofile,"\t\t\tif(state) defaultaction();\n");
fprint(ofile,"\t\t\tif(OO_state) defaultaction();\n");
fprint(ofile,"\t\t\telse {\n");
fprint(ofile,"\t\t\t\tflush();\n");
fprint(ofile,"\t\t\t\tmyfree(*--nextpatt);\n");
fprint(ofile,"\t\t\t\tOO_flush();\n");
fprint(ofile,"\t\t\t\tOO_free(*--OO_nxtpatt);\n");
fprint(ofile,"\t\t\t}\n");
fprint(ofile,"\t\t\tbreak;\n");
fprint(ofile,"\t\t}\n");
fprint(ofile,"\tlast = nextem();\n");
fprint(ofile,"\tlast = NEXTEM();\n");
fprint(ofile,"\t}\n");
fprint(ofile,"}\n");
}
PRIVATE
outputmnems(l,state)
outputmnems(l)
struct mnems l;
int state;
{
int i;
for(i=1;i<=l.m_len;i++)
@ -116,6 +115,7 @@ PRIVATE
outputdotrans()
{
int s;
int i;
struct state *p;
struct action *a;
int seennontested;
@ -124,30 +124,23 @@ outputdotrans()
sys_stop(S_EXIT);
}
fprint(ofile,"#include \"nopt.h\"\n\n");
fprint(ofile,"\ndotrans(s) int s; {\n");
fprint(ofile,"\tswitch(state=s) {\n");
fprint(ofile,"\nOO_dotrans(s) int s; {\n");
fprint(ofile,"\tregister struct instr **patt = OO_patternqueue;\n");
fprint(ofile,"\tswitch(OO_state=s) {\n");
fprint(ofile,"\tdefault: return;\n");
for(s=0;s<=higheststate;s++)
if(actions[s]!=(struct action *)NULL) {
fprint(ofile,"\tcase %d: /*",s);
outputmnems(patterns[s],s);
outputmnems(patterns[s]);
fprint(ofile," */\n");
seennontested=0;
for(a=actions[s];a!=(struct action *)NULL;a=a->next) {
if(a->test!=(struct exp_node *)NULL) {
fprint(ofile,"\t\tif(");
outputexp(a->test,s);
/*
/*fprint(ofile,"dotest(%d)",a->linenum);
*/
fprint(ofile,") {\n");
/*
/*fprint(ofile,"\t\t\tdoaction(%d);\n",a->linenum);
*/
outputoneaction(s,a);
fprint(ofile,"\t\t\tnfree(%d);\n",patterns[s].m_len);
fprint(ofile,"\t\t\tstate=0;\n");
fprint(ofile,"\t\t\tbreak;\n");
fprint(ofile,"\t\t\tgoto free%d;\n",patterns[s].m_len);
fprint(ofile,"\t\t}\n");
}
else {
@ -156,18 +149,17 @@ outputdotrans()
nerrors++;
}
seennontested++;
/*
/*fprint(ofile,"\t\t\tdoaction(%d);\n",a->linenum);
*/
outputoneaction(s,a);
fprint(ofile,"\t\tnfree(%d);\n",patterns[s].m_len);
fprint(ofile,"\t\tstate=0;\n");
fprint(ofile,"\t\tbreak;\n");
fprint(ofile,"\t\t\tgoto free%d;\n",patterns[s].m_len);
}
}
fprint(ofile,"\t\tbreak;\n");
fprint(ofile,"\t\treturn;\n");
}
fprint(ofile,"\t}\n");
for(i=longestpattern;i>0;i--)
fprint(ofile," free%d: OO_free(*--OO_nxtpatt);\n",i);
fprint(ofile," free0: ;\n");
fprint(ofile,"\tOO_state=0;\n");
fprint(ofile,"}\n");
fprint(ofile,"\n");
}
@ -176,10 +168,10 @@ PRIVATE
outputdodefault()
{
fprint(ofile,"\nstatic defaultaction() {\n");
fprint(ofile,"\tregister struct defact *p = &defaultactions[state];\n");
fprint(ofile,"\tpushback(*--nextpatt);\n");
fprint(ofile,"\tdodefault(p->numoutput,p->numcopy);\n");
fprint(ofile,"\tdotrans(p->nextstate);\n");
fprint(ofile,"\tregister struct defact *p = &defaultactions[OO_state];\n");
fprint(ofile,"\tOO_pushback(*--OO_nxtpatt);\n");
fprint(ofile,"\tOO_dodefault(p->numoutput,p->numcopy);\n");
fprint(ofile,"\tOO_dotrans(p->nextstate);\n");
fprint(ofile,"}\n");
}
@ -190,10 +182,10 @@ outputoneaction(s,a)
{
fprint(ofile,"\t\t/* ");
fprint(ofile," -> ");
outputmnems(a->replacement,s);
outputmnems(a->replacement);
fprint(ofile," */\n");
outputrepl(s,patterns[s],a->replacement);
findworst(s,a->replacement);
findworst(a->replacement);
}
PRIVATE
@ -212,31 +204,31 @@ outputrepl(state,patt,repl)
char *mnem = ri->op_code->id_text;
switch(ri->op_code->id_argfmt) {
case NOARG:
fprint(ofile,"\t\toutop(op_%s);\n",mnem);
fprint(ofile,"\t\tOO_outop(op_%s);\n",mnem);
break;
case CST:
case CSTOPT:
fprint(ofile,"\t\toutcst(op_%s,",mnem);
fprint(ofile,"\t\tOO_outcst(op_%s,",mnem);
outputexp(ri->arg,state);
fprint(ofile,");\n");
break;
case LAB:
fprint(ofile,"\t\toutlab(op_%s,",mnem);
fprint(ofile,"\t\tOO_outlab(op_%s,",mnem);
outputexp(ri->arg,state);
fprint(ofile,");\n");
break;
case DEFILB:
fprint(ofile,"\t\toutdefilb(op_%s,",mnem);
fprint(ofile,"\t\tOO_outdefilb(op_%s,",mnem);
outputexp(ri->arg,state);
fprint(ofile,");\n");
break;
case PNAM:
fprint(ofile,"\t\toutpnam(op_%s,",mnem);
fprint(ofile,"\t\tOO_outpnam(op_%s,",mnem);
outputexp(ri->arg,state);
fprint(ofile,");\n");
break;
case EXT:
fprint(ofile,"\t\toutext(op_%s,",mnem);
fprint(ofile,"\t\tOO_outext(op_%s,",mnem);
outputexp(ri->arg,state);
fprint(ofile,");\n");
break;
@ -284,10 +276,10 @@ outputexp(e,state)
fprint(ofile,")");
break;
case DEFINED:
fprint(ofile,"(patternqueue[%d]->argtype!=none_ptyp)",e->leaf_val-1);
fprint(ofile,"(patt[%d]->argtype!=none_ptyp)",e->leaf_val-1);
break;
case UNDEFINED:
fprint(ofile,"(patternqueue[%d]->argtype==none_ptyp)",e->leaf_val-1);
fprint(ofile,"(patt[%d]->argtype==none_ptyp)",e->leaf_val-1);
break;
case COMMA:
outext(e->exp_left);
@ -319,26 +311,26 @@ outputexp(e,state)
break;
case CST:
case CSTOPT:
fprint(ofile,"CST(patternqueue[%d])",e->leaf_val-1);
fprint(ofile,"CST(patt[%d])",e->leaf_val-1);
break;
case LAB:
fprint(ofile,"LAB(patternqueue[%d])",e->leaf_val-1);
fprint(ofile,"LAB(patt[%d])",e->leaf_val-1);
break;
case DEFILB:
fprint(ofile,"DEFILB(patternqueue[%d])",e->leaf_val-1);
fprint(ofile,"DEFILB(patt[%d])",e->leaf_val-1);
break;
case PNAM:
fprint(ofile,"PNAM(patternqueue[%d])",e->leaf_val-1);
fprint(ofile,"PNAM(patt[%d])",e->leaf_val-1);
break;
case EXT:
fprint(ofile,"offset(patternqueue[%d])",e->leaf_val-1);
fprint(ofile,"OO_offset(patt[%d])",e->leaf_val-1);
break;
}
break;
case PSIZE:
fprint(ofile,"PSIZE"); break;
fprint(ofile,"OO_PSIZE"); break;
case WSIZE:
fprint(ofile,"WSIZE"); break;
fprint(ofile,"OO_WSIZE"); break;
case INT:
fprint(ofile,"%d",e->leaf_val); break;
}
@ -352,7 +344,7 @@ outext(e)
fprint(STDERR,"Internal error in outext of parser\n");
nerrors++;
}
fprint(ofile,"patternqueue[%d]",e->leaf_val-1);
fprint(ofile,"patt[%d]",e->leaf_val-1);
}
PRIVATE
@ -382,11 +374,11 @@ outputop(op)
case COMP: fprint(ofile,"~"); break;
case UPLUS: fprint(ofile,"+"); break;
case UMINUS: fprint(ofile,"-"); break;
case SAMESIGN: fprint(ofile,"samesign("); break;
case SFIT: fprint(ofile,"sfit("); break;
case UFIT: fprint(ofile,"ufit("); break;
case ROTATE: fprint(ofile,"rotate("); break;
case SAMEEXT: fprint(ofile,"sameext("); break;
case SAMENAM: fprint(ofile,"samenam("); break;
case SAMESIGN: fprint(ofile,"OO_samesign("); break;
case SFIT: fprint(ofile,"OO_sfit("); break;
case UFIT: fprint(ofile,"OO_ufit("); break;
case ROTATE: fprint(ofile,"OO_rotate("); break;
case SAMEEXT: fprint(ofile,"OO_sameext("); break;
case SAMENAM: fprint(ofile,"OO_samenam("); break;
}
}