diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86InstrSSE.td')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrSSE.td | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSSE.td b/llvm/lib/Target/X86/X86InstrSSE.td index da09a936303..96fc932fc88 100644 --- a/llvm/lib/Target/X86/X86InstrSSE.td +++ b/llvm/lib/Target/X86/X86InstrSSE.td @@ -472,7 +472,8 @@ def Int_COMISSrm: PSI<0x2F, MRMSrcMem, (outs), (ins VR128:$src1, f128mem:$src2), // that start with 'Fs'. // Alias instructions that map fld0 to pxor for sse. -let isReMaterializable = 1, isAsCheapAsAMove = 1, isCodeGenOnly = 1 in +let isReMaterializable = 1, isAsCheapAsAMove = 1, isCodeGenOnly = 1, + canFoldAsLoad = 1 in def FsFLD0SS : I<0xEF, MRMInitReg, (outs FR32:$dst), (ins), "pxor\t$dst, $dst", [(set FR32:$dst, fp32imm0)]>, Requires<[HasSSE1]>, TB, OpSize; @@ -1230,7 +1231,8 @@ def Int_COMISDrm: PDI<0x2F, MRMSrcMem, (outs), (ins VR128:$src1, f128mem:$src2), // that start with 'Fs'. // Alias instructions that map fld0 to pxor for sse. -let isReMaterializable = 1, isAsCheapAsAMove = 1, isCodeGenOnly = 1 in +let isReMaterializable = 1, isAsCheapAsAMove = 1, isCodeGenOnly = 1, + canFoldAsLoad = 1 in def FsFLD0SD : I<0xEF, MRMInitReg, (outs FR64:$dst), (ins), "pxor\t$dst, $dst", [(set FR64:$dst, fpimm0)]>, Requires<[HasSSE2]>, TB, OpSize; |
