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[X86] Remove unnecessary COPY_TO_REGCLASS(VR128) from the output patterns for FMA instrinsics.

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The instructions are already defined as writing a VR128 register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312308 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2017-09-01 07:58:11 +00:00
parent fe70e7d53a
commit c945ee63fe
1 changed files with 4 additions and 4 deletions
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8
lib/Target/X86/X86InstrFMA.td
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@ -244,12 +244,12 @@ multiclass fma3s<bits<8> opc132, bits<8> opc213, bits<8> opc231,
// operand, not the second.
let Predicates = [HasFMA] in {
def : Pat<(IntF32 VR128:$src1, VR128:$src2, VR128:$src3),
(COPY_TO_REGCLASS(!cast<Instruction>(NAME#"213SSr_Int")
$src1, $src2, $src3), VR128)>;
(!cast<Instruction>(NAME#"213SSr_Int")
VR128:$src1, VR128:$src2, VR128:$src3)>;
def : Pat<(IntF64 VR128:$src1, VR128:$src2, VR128:$src3),
(COPY_TO_REGCLASS(!cast<Instruction>(NAME#"213SDr_Int")
$src1, $src2, $src3), VR128)>;
(!cast<Instruction>(NAME#"213SDr_Int")
VR128:$src1, VR128:$src2, VR128:$src3)>;
}
}