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Don't fast-isel an x87 comparison opcode, as fast-isel doesn't

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support branching on x87 comparisons yet. This fixes PR7624.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108149 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-07-12 15:46:30 +00:00
parent e2d07b5208
commit be4d10d7fa
1 changed files with 2 additions and 2 deletions
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4
lib/Target/X86/X86FastISel.cpp
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@ -798,8 +798,8 @@ static unsigned X86ChooseCmpOpcode(EVT VT, const X86Subtarget *Subtarget) {
case MVT::i16: return X86::CMP16rr;
case MVT::i32: return X86::CMP32rr;
case MVT::i64: return X86::CMP64rr;
case MVT::f32: return Subtarget->hasSSE1() ? X86::UCOMISSrr : X86::UCOM_Fpr32;
case MVT::f64: return Subtarget->hasSSE2() ? X86::UCOMISDrr : X86::UCOM_Fpr64;
case MVT::f32: return Subtarget->hasSSE1() ? X86::UCOMISSrr : 0;
case MVT::f64: return Subtarget->hasSSE2() ? X86::UCOMISDrr : 0;
}
}