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a fix to ZER ? and simplified ZRL, ZRE

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This commit is contained in:
ceriel 1989-11-21 11:38:08 +00:00
parent f6c7b7bbcd
commit 295c8d2515
1 changed files with 3 additions and 13 deletions
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16
mach/i86/ncg/table
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@ -1324,19 +1324,9 @@ pat dee
kills indirects kills indirects
gen dec {EXTERN2, $1} gen dec {EXTERN2, $1}
#ifdef REGVARS pat zrl yields {ANYCON, 0} leaving stl $1
pat zrl inreg($1)==reg_any
kills regvar($1)
gen move {ANYCON, 0}, {LOCAL,$1,2}
#endif
pat zrl pat zre yields {ANYCON, 0} leaving ste $1
kills indexed,locals %ind+%size > $1 && %ind < $1+2
gen move {ANYCON, 0}, {LOCAL,$1,2}
pat zre
kills indirects
gen move {ANYCON, 0}, {EXTERN2, $1}
pat zrf leaving zer $1 pat zrf leaving zer $1
@ -1357,7 +1347,7 @@ gen move {ANYCON, $1/2}, cx
pat zer !defined($1) pat zer !defined($1)
with CXREG STACK with CXREG STACK
gen move {ANYCON, $1/2}, bx gen move {ANYCON, 0}, bx
sar cx,{ANYCON, 1} sar cx,{ANYCON, 1}
1: 1:
push bx push bx