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simplified a little; does not seem to make much difference

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ceriel 1988-07-15 14:57:43 +00:00
parent d363386a38
commit bfaff9d0ee
1 changed files with 2 additions and 92 deletions
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94
mach/i86/ncg/table
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@ -806,24 +806,14 @@ with EXACT REG rmorconst
gen add %1,%2 yields %1
with rmorconst REG
gen add %2,%1 yields %2
with ACC const
gen add %1,%2 yields %1
with const ACC
gen add %2,%1 yields %2
pat adi $1==4
with EXACT REG REG rmorconst rmorconst
gen add %1,%3
adc %2,%4 yields %2 %1
with exact ACC REG const rmorconst
gen add %1,%3
adc %2,%4 yields %2 %1
with rmorconst rmorconst REG REG
gen add %3,%1
adc %4,%2 yields %4 %3
with exact const rmorconst ACC REG
gen add %3,%1
adc %4,%2 yields %4 %3
pat adi !defined($1)
with CXREG ACC
@ -834,22 +824,14 @@ pat sbi $1==2
with rmorconst REG
gen sub %2,%1 yields %2
with const ACC
gen sub %2,%1 yields %2
with EXACT REG rmorconst
gen sub %1,%2
neg %1 yields %1
with EXACT ACC const
gen sub %1,%2
neg %1 yields %1
pat sbi $1==4
with rmorconst rmorconst REG REG
gen sub %3,%1
sbb %4,%2 yields %4 %3
with exact const rmorconst-ACC ACC REG
gen sub %3,%1
sbb %4,%2 yields %4 %3
pat sbi !defined($1)
with CXREG ACC
@ -1862,24 +1844,14 @@ with EXACT REG rmorconst
gen and %1,%2 yields %1
with rmorconst REG
gen and %2,%1 yields %2
with ACC const
gen and %1,%2 yields %1
with const ACC
gen and %2,%1 yields %2
pat and $1==4
with EXACT REG REG rmorconst rmorconst
gen and %1,%3
and %2,%4 yields %2 %1
with exact ACC REG const rmorconst
gen and %1,%3
and %2,%4 yields %2 %1
with rmorconst rmorconst REG REG
gen and %3,%1
and %4,%2 yields %4 %3
with exact const rmorconst-ACC ACC REG
gen and %3,%1
and %4,%2 yields %4 %3
pat and defined($1)
kills ALL
@ -1892,28 +1864,18 @@ kills ALL
gen joehoe {label, ".and"}
pat ior $1==2
with REG rmorconst
with EXACT REG rmorconst
gen or %1,%2 yields %1
with EXACT rmorconst REG
gen or %2,%1 yields %2
with ACC const
gen or %1,%2 yields %1
with const ACC
with rmorconst REG
gen or %2,%1 yields %2
pat ior $1==4
with EXACT REG REG rmorconst rmorconst
gen or %1,%3
or %2,%4 yields %2 %1
with exact ACC REG const rmorconst
gen or %1,%3
or %2,%4 yields %2 %1
with rmorconst rmorconst REG REG
gen or %3,%1
or %4,%2 yields %4 %3
with exact const rmorconst-ACC ACC REG
gen or %3,%1
or %4,%2 yields %4 %3
pat ior defined($1)
kills ALL
@ -1930,24 +1892,14 @@ with EXACT REG rmorconst
gen xor %1,%2 yields %1
with rmorconst REG
gen xor %2,%1 yields %2
with ACC const
gen xor %1,%2 yields %1
with const ACC
gen xor %2,%1 yields %2
pat xor $1==4
with EXACT REG REG rmorconst rmorconst
gen xor %1,%3
xor %2,%4 yields %2 %1
with exact ACC REG const rmorconst
gen xor %1,%3
xor %2,%4 yields %2 %1
with rmorconst rmorconst REG REG
gen xor %3,%1
xor %4,%2 yields %4 %3
with exact const rmorconst-ACC ACC REG
gen xor %3,%1
xor %4,%2 yields %4 %3
pat xor defined($1)
kills ALL
@ -2205,26 +2157,6 @@ with rmorconst register
1:
dec %a
2: yields %a
with ACC const
uses REG={ANYCON,0}
gen cmp %1,%2
je {label,2f}
jl {label,1f}
inc %a
jmp {label,2f}
1:
dec %a
2: yields %a
with const ACC
uses REG={ANYCON,0}
gen cmp %1,%2
je {label,2f}
jl {label,1f}
inc %a
jmp {label,2f}
1:
dec %a
2: yields %a
pat cmi $1==4
kills ALL
@ -2241,10 +2173,6 @@ with EXACT REG rmorconst
gen sub %1,%2 yields %1
with rmorconst REG
gen sub %2,%1 yields %2
with ACC const
gen sub %1,%2 yields %1
with const ACC
gen sub %2,%1 yields %2
pat cms $1==4
with rmorconst rmorconst REG REG
@ -2283,24 +2211,6 @@ uses REG = {ANYCON,0}
1: dec %a
2: yields %a
with rmorconst register
uses REG = {ANYCON,0}
gen cmp %1,%2
je {label,2f}
jb {label,1f}
inc %a
jmp {label,2f}
1: dec %a
2: yields %a
with ACC const
uses REG = {ANYCON,0}
gen cmp %1,%2
je {label,2f}
jb {label,1f}
inc %a
jmp {label,2f}
1: dec %a
2: yields %a
with const ACC
uses REG = {ANYCON,0}
gen cmp %1,%2
je {label,2f}