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Fix subfic to match subc by default instead of sub so that it is correctly

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cost-modeled as producing a flag.  This fixes the test I just added for neg


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26835 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2006-03-17 22:41:37 +00:00
parent ab001cfeaf
commit 79691bc1f3
1 changed files with 2 additions and 2 deletions

4
lib/Target/PowerPC/PPCInstrInfo.td

@ -334,7 +334,7 @@ def MULLI : DForm_2< 7, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
[(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
def SUBFIC : DForm_2< 8, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
"subfic $rD, $rA, $imm", IntGeneral,
[(set GPRC:$rD, (sub immSExt16:$imm, GPRC:$rA))]>;
[(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
def LI : DForm_2_r0<14, (ops GPRC:$rD, symbolLo:$imm),
"li $rD, $imm", IntGeneral,
[(set GPRC:$rD, immSExt16:$imm)]>;
@ -1058,7 +1058,7 @@ def : Pat<(or GPRC:$in, imm:$imm),
def : Pat<(xor GPRC:$in, imm:$imm),
(XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
// SUBFIC
def : Pat<(subc immSExt16:$imm, GPRC:$in),
def : Pat<(sub immSExt16:$imm, GPRC:$in),
(SUBFIC GPRC:$in, imm:$imm)>;
// Return void support.