diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index cab9161f5a..fc2d5ce64e 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -8555,6 +8555,13 @@ SDValue X86TargetLowering::LowerVSETCC(SDValue Op, SelectionDAG &DAG) const { if (Swap) std::swap(Op0, Op1); + // Check that the operation in question is available (most are plain SSE2, + // but PCMPGTQ and PCMPEQQ have different requirements). + if (Opc == X86ISD::PCMPGTQ && !Subtarget->hasSSE42() && !Subtarget->hasAVX()) + return SDValue(); + if (Opc == X86ISD::PCMPEQQ && !Subtarget->hasSSE41() && !Subtarget->hasAVX()) + return SDValue(); + // Since SSE has no unsigned integer comparisons, we need to flip the sign // bits of the inputs before performing those operations. if (FlipSigns) { |