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| author | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2011-08-24 18:48:33 +0000 |
|---|---|---|
| committer | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2011-08-24 18:48:33 +0000 |
| commit | 356e9881100f8adafa5b3b8982315cbefac83fea (patch) | |
| tree | 3f2d6ab39754cb3e1c729e893e775e83431a89dd | |
| parent | f95aaf951b628621c9c74bed6c450b8a52a1ae1e (diff) | |
Mark VZEROALL as clobbering all YMM registers
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138461 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index 40dd294d74..ac2afcd9c2 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -5876,9 +5876,13 @@ def : Pat<(v16i16 (X86VPerm2f128 VR256:$src1, VR256:$src2, (i8 imm:$imm))), //===----------------------------------------------------------------------===// // VZERO - Zero YMM registers // -// Zero All YMM registers -def VZEROALL : I<0x77, RawFrm, (outs), (ins), "vzeroall", - [(int_x86_avx_vzeroall)]>, VEX, VEX_L, Requires<[HasAVX]>; +let Defs = [YMM0, YMM1, YMM2, YMM3, YMM4, YMM5, YMM6, YMM7, + YMM8, YMM9, YMM10, YMM11, YMM12, YMM13, YMM14, YMM15] in { + // Zero All YMM registers + def VZEROALL : I<0x77, RawFrm, (outs), (ins), "vzeroall", + [(int_x86_avx_vzeroall)]>, VEX, VEX_L, Requires<[HasAVX]>; + +} // Zero Upper bits of YMM registers def VZEROUPPER : I<0x77, RawFrm, (outs), (ins), "vzeroupper", |