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produce commons, fix bug with mov-extend instructions

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This commit is contained in:
ceriel 1990-06-25 15:48:49 +00:00
parent b972fea237
commit 736108572f
2 changed files with 7 additions and 7 deletions
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2
mach/i386/ncg/mach.h
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@ -12,7 +12,7 @@
#define newilb(x) fprintf(codefile,"%s:\n",x) #define newilb(x) fprintf(codefile,"%s:\n",x)
#define newdlb(x) fprintf(codefile,"%s:\n",x) #define newdlb(x) fprintf(codefile,"%s:\n",x)
#define dlbdlb(x,y) fprintf(codefile,"%s = %s\n",x,y) #define dlbdlb(x,y) fprintf(codefile,"%s = %s\n",x,y)
#define newlbss(l,x) fprintf(codefile,"%s: .space\t%ld\n",l,x); #define newlbss(l,x) fprintf(codefile,".comm %s,%ld\n",l,x);
#define cst_fmt "%ld" #define cst_fmt "%ld"
#define off_fmt "%ld" #define off_fmt "%ld"

12
mach/i386/ncg/table
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@ -246,10 +246,10 @@ movb rm1:wo, regorconst124:ro.
movb REG1:wo, rm1:ro. movb REG1:wo, rm1:ro.
movw "o16 mov" rm2:wo, regorconst124:ro cost(3,2). movw "o16 mov" rm2:wo, regorconst124:ro cost(3,2).
movw "o16 mov" REG2:wo, rmorconst2:ro cost(3,2). movw "o16 mov" REG2:wo, rmorconst2:ro cost(3,2).
movsxb anyreg:wo, REG+rmorconst1:ro. movsxb anyreg:wo, REG+rm1:ro.
movsx anyreg:wo, REG+rmorconst2:ro. movsx anyreg:wo, REG+rm2:ro.
movzxb anyreg:wo, REG+rmorconst1:ro. movzxb anyreg:wo, REG+rm1:ro.
movzx anyreg:wo, REG+rmorconst2:ro. movzx anyreg:wo, REG+rm2:ro.
mul rmorconst:ro kills :cc eax edx cost(2,41). mul rmorconst:ro kills :cc eax edx cost(2,41).
neg rmorconst:rw:cc. neg rmorconst:rw:cc.
not rmorconst:rw. not rmorconst:rw.
@ -1951,14 +1951,14 @@ pat loc loc cii loc and zne $4<65536 && $4>=0 && $5==4 && $1==2 && $2==4
pat loc loc cii $1==1 && $2==4 pat loc loc cii $1==1 && $2==4
with ACC with ACC
gen movsxb %1,%1 yields eax gen movsxb %1,%1 yields eax
with exact rmorconst1 with exact rm1
uses reusing %1, GENREG uses reusing %1, GENREG
gen movsxb %a,%1 yields %a gen movsxb %a,%1 yields %a
pat loc loc cii $1==2 && $2==4 pat loc loc cii $1==2 && $2==4
with ACC with ACC
gen movsx %1,%1 yields eax gen movsx %1,%1 yields eax
with exact rmorconst2 with exact rm2
uses reusing %1,GENREG uses reusing %1,GENREG
gen movsx %a,%1 yields %a gen movsx %a,%1 yields %a