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Eliminate some uses of immAllOnes, just use -1, it does

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the same thing and is more efficient for the matcher.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96712 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-02-21 03:12:16 +00:00
parent 0a42c5e5bf
commit 9f036412ac
2 changed files with 4 additions and 4 deletions
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4
lib/Target/PowerPC/PPCInstr64Bit.td
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@@ -366,7 +366,7 @@ def ADDE8 : XOForm_1<31, 138, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
[(set G8RC:$rT, (adde G8RC:$rA, G8RC:$rB))]>; [(set G8RC:$rT, (adde G8RC:$rA, G8RC:$rB))]>;
def ADDME8 : XOForm_3<31, 234, 0, (outs G8RC:$rT), (ins G8RC:$rA), def ADDME8 : XOForm_3<31, 234, 0, (outs G8RC:$rT), (ins G8RC:$rA),
"addme $rT, $rA", IntGeneral, "addme $rT, $rA", IntGeneral,
[(set G8RC:$rT, (adde G8RC:$rA, immAllOnes))]>; [(set G8RC:$rT, (adde G8RC:$rA, -1))]>;
def ADDZE8 : XOForm_3<31, 202, 0, (outs G8RC:$rT), (ins G8RC:$rA), def ADDZE8 : XOForm_3<31, 202, 0, (outs G8RC:$rT), (ins G8RC:$rA),
"addze $rT, $rA", IntGeneral, "addze $rT, $rA", IntGeneral,
[(set G8RC:$rT, (adde G8RC:$rA, 0))]>; [(set G8RC:$rT, (adde G8RC:$rA, 0))]>;
@@ -375,7 +375,7 @@ def SUBFE8 : XOForm_1<31, 136, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
[(set G8RC:$rT, (sube G8RC:$rB, G8RC:$rA))]>; [(set G8RC:$rT, (sube G8RC:$rB, G8RC:$rA))]>;
def SUBFME8 : XOForm_3<31, 232, 0, (outs G8RC:$rT), (ins G8RC:$rA), def SUBFME8 : XOForm_3<31, 232, 0, (outs G8RC:$rT), (ins G8RC:$rA),
"subfme $rT, $rA", IntGeneral, "subfme $rT, $rA", IntGeneral,
[(set G8RC:$rT, (sube immAllOnes, G8RC:$rA))]>; [(set G8RC:$rT, (sube -1, G8RC:$rA))]>;
def SUBFZE8 : XOForm_3<31, 200, 0, (outs G8RC:$rT), (ins G8RC:$rA), def SUBFZE8 : XOForm_3<31, 200, 0, (outs G8RC:$rT), (ins G8RC:$rA),
"subfze $rT, $rA", IntGeneral, "subfze $rT, $rA", IntGeneral,
[(set G8RC:$rT, (sube 0, G8RC:$rA))]>; [(set G8RC:$rT, (sube 0, G8RC:$rA))]>;

4
lib/Target/PowerPC/PPCInstrInfo.td
View File

@@ -1215,7 +1215,7 @@ def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
[(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>; [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA), def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
"addme $rT, $rA", IntGeneral, "addme $rT, $rA", IntGeneral,
[(set GPRC:$rT, (adde GPRC:$rA, immAllOnes))]>; [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA), def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
"addze $rT, $rA", IntGeneral, "addze $rT, $rA", IntGeneral,
[(set GPRC:$rT, (adde GPRC:$rA, 0))]>; [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
@@ -1224,7 +1224,7 @@ def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
[(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>; [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA), def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
"subfme $rT, $rA", IntGeneral, "subfme $rT, $rA", IntGeneral,
[(set GPRC:$rT, (sube immAllOnes, GPRC:$rA))]>; [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA), def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
"subfze $rT, $rA", IntGeneral, "subfze $rT, $rA", IntGeneral,
[(set GPRC:$rT, (sube 0, GPRC:$rA))]>; [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;