diff options
Diffstat (limited to 'lib/Target/X86/X86InstrSSE.td')
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index d574a7b..b5ac5fe 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -3143,11 +3143,17 @@ def PAUSE : I<0x90, RawFrm, (outs), (ins), "pause", []>, REP; // Alias instructions that map zero vector to pxor / xorp* for sse. // We set canFoldAsLoad because this can be converted to a constant-pool // load of an all-ones value if folding it would be beneficial. +// FIXME: Change encoding to pseudo! This is blocked right now by the x86 +// JIT implementation, it does not expand the instructions below like +// X86MCInstLower does. let isReMaterializable = 1, isAsCheapAsAMove = 1, canFoldAsLoad = 1, isCodeGenOnly = 1, ExeDomain = SSEPackedInt in - // FIXME: Change encoding to pseudo. def V_SETALLONES : PDI<0x76, MRMInitReg, (outs VR128:$dst), (ins), "", [(set VR128:$dst, (v4i32 immAllOnesV))]>; +let isReMaterializable = 1, isAsCheapAsAMove = 1, canFoldAsLoad = 1, + isCodeGenOnly = 1, ExeDomain = SSEPackedInt, Predicates = [HasAVX] in + def AVX_SETALLONES : PDI<0x76, MRMInitReg, (outs VR128:$dst), (ins), "", + [(set VR128:$dst, (v4i32 immAllOnesV))]>, VEX_4V; //===---------------------------------------------------------------------===// // SSE3 - Conversion Instructions |