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Minor improvements to the way types are expanded (should avoid embarassing ands

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with 0xff).
This commit is contained in:
David Given 2019-02-17 10:09:22 +01:00
parent c4ff0899dc
commit 12a0421988
1 changed files with 21 additions and 12 deletions
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33
mach/i80/ncg/table
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@ -1186,24 +1186,23 @@ pat ciu leaving cuu $1
pat loc loc cuu $1==$2
pat loc loc cuu $1==2 && $2==4
with src1or2 yields {const2,0} %1
with src1or2
yields {const2,0} %1
pat loc loc cuu $1==4 && $1==2
with src1or2 src1or2 yields %1
with src1or2 src1or2
yields %1
pat loc loc cuu $1==1 && $2==2
with reg
uses reusing %1, hl_or_de
gen move %1,%a yields %a
with hl_or_de
gen move {const1,0},%1.1 yields %1
with reg
yields %1
pat loc loc cuu $1==1 && $2==4
with reg
uses reusing %1, hl_or_de
gen move %1,%a yields {const2,0} %a
with hl_or_de
gen move {const1,0},%1.1 yields {const2,0} %1
with reg
uses reusing %1
yields {const2,0} %1
with hl_or_de
yields {const2,0} %1
pat cuu
kills ALL
@ -1260,6 +1259,12 @@ leaving loc $1 loc $2 cal ".cfu" asp 4+$1 lfr 4
/* Group 9: Logical instructions */
/*****************************************/
pat loc and ($1==0xff) && ($2==2)
with hl_or_de
yields %1.2
pat loc and ($1==0xffff) && ($2==2)
pat and $1==2
with hl_or_de smallpconst2
uses areg
@ -1329,6 +1334,8 @@ pat and !defined($1)
gen
Call {label,".and"}
pat loc ior ($1==0)
pat ior $1==2
with hl_or_de smallpconst2
uses areg
@ -1398,6 +1405,8 @@ with dereg
kills ALL
gen Call {label,".ior"}
pat loc xor ($1==0)
pat xor $1==2
with hl_or_de smallpconst2
uses areg