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Fix mmx paddq, add support for the 'y' register class, though it isn't tested.

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llvm-svn: 35940
This commit is contained in:
Chris Lattner 2007-04-12 04:14:49 +00:00
parent 500fb924dd
commit 2b6b79b896
1 changed files with 5 additions and 1 deletions
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6
lib/Target/X86/X86ISelLowering.cpp
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@ -321,6 +321,7 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM)
setOperationAction(ISD::ADD, MVT::v8i8, Legal);
setOperationAction(ISD::ADD, MVT::v4i16, Legal);
setOperationAction(ISD::ADD, MVT::v2i32, Legal);
setOperationAction(ISD::ADD, MVT::v1i64, Legal);
setOperationAction(ISD::SUB, MVT::v8i8, Legal);
setOperationAction(ISD::SUB, MVT::v4i16, Legal);
@ -4636,7 +4637,10 @@ X86TargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint,
else if (VT == MVT::i8)
return std::make_pair(0U, X86::GR8RegisterClass);
break;
// FIXME: not handling MMX registers yet ('y' constraint).
case 'y': // MMX_REGS if MMX allowed.
if (!Subtarget->hasMMX()) break;
return std::make_pair(0U, X86::VR64RegisterClass);
break;
case 'Y': // SSE_REGS if SSE2 allowed
if (!Subtarget->hasSSE2()) break;
// FALL THROUGH.