diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index c7d90ddfc9a..8d538198aef 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -39871,6 +39871,7 @@ static SDValue combineTruncateWithSat(SDValue In, EVT VT, const SDLoc &DL, // registers, we should go ahead and use the pack instructions if possible. bool PreferAVX512 = ((Subtarget.hasAVX512() && InSVT == MVT::i32) || (Subtarget.hasBWI() && InSVT == MVT::i16)) && + (InVT.getSizeInBits() > 128) && (Subtarget.hasVLX() || InVT.getSizeInBits() > 256) && !(!Subtarget.useAVX512Regs() && VT.getSizeInBits() >= 256); |
