diff options
Diffstat (limited to 'lib/Target/X86/X86InstrFormats.td')
| -rw-r--r-- | lib/Target/X86/X86InstrFormats.td | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrFormats.td b/lib/Target/X86/X86InstrFormats.td index a71e024..8b98a7b 100644 --- a/lib/Target/X86/X86InstrFormats.td +++ b/lib/Target/X86/X86InstrFormats.td @@ -292,13 +292,18 @@ class Iseg32 <bits<8> o, Format f, dag outs, dag ins, string asm, } def __xs : XS; +def __xd : XD; // SI - SSE 1 & 2 scalar instructions class SI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern, InstrItinClass itin = NoItinerary> : I<o, F, outs, ins, asm, pattern, itin> { let Predicates = !if(hasVEXPrefix /* VEX */, [HasAVX], - !if(!eq(Prefix, __xs.Prefix), [UseSSE1], [UseSSE2])); + // !if(!eq(Prefix, __xs.Prefix), [UseSSE1], [UseSSE2])); + // !if(hasOpSizePrefix, [UseSSE2], [UseSSE1]))); + !if(!eq(Prefix, __xs.Prefix), [UseSSE1], + !if(!eq(Prefix, __xd.Prefix), [UseSSE2], + !if(hasOpSizePrefix, [UseSSE2], [UseSSE1])))); // AVX instructions have a 'v' prefix in the mnemonic let AsmString = !if(hasVEXPrefix, !strconcat("v", asm), asm); |