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| author | Craig Topper <craig.topper@gmail.com> | 2012-07-20 07:03:46 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-07-20 07:03:46 +0000 |
| commit | 0b94e46ce3854eab383ea212973c9ffcdbead65e (patch) | |
| tree | 5c6309aace9f394463faf32c8d3b24770f75fc16 /llvm/lib/Target | |
| parent | cd8a546b6c18f7484b493b28cdafaa23fe7074ac (diff) | |
| download | bcm5719-llvm-0b94e46ce3854eab383ea212973c9ffcdbead65e.tar.gz bcm5719-llvm-0b94e46ce3854eab383ea212973c9ffcdbead65e.zip | |
Don't use implicit register operands to calculate L-bit for AVX instructions. Needed because super reg defs and kills are added as implicit operands on 128-bit instructions. Fixes PR13349. Patch by Jose Fonseca.
llvm-svn: 160543
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86CodeEmitter.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86CodeEmitter.cpp b/llvm/lib/Target/X86/X86CodeEmitter.cpp index 977cc50c139..d7050495f89 100644 --- a/llvm/lib/Target/X86/X86CodeEmitter.cpp +++ b/llvm/lib/Target/X86/X86CodeEmitter.cpp @@ -927,6 +927,8 @@ void Emitter<CodeEmitter>::emitVEXOpcodePrefix(uint64_t TSFlags, for (unsigned i = 0; i != MI.getNumOperands(); ++i) { if (!MI.getOperand(i).isReg()) continue; + if (MI.getOperand(i).isImplicit()) + continue; unsigned SrcReg = MI.getOperand(i).getReg(); if (SrcReg >= X86::YMM0 && SrcReg <= X86::YMM15) VEX_L = 1; |
