diff options
Diffstat (limited to 'contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h')
| -rw-r--r-- | contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h b/contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h index a458b5f9ec8f..4d55a084b730 100644 --- a/contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h +++ b/contrib/llvm-project/llvm/lib/Target/X86/X86Subtarget.h @@ -244,7 +244,8 @@ public: // TODO: Currently we're always allowing widening on CPUs without VLX, // because for many cases we don't have a better option. bool canExtendTo512DQ() const { - return hasAVX512() && (!hasVLX() || getPreferVectorWidth() >= 512); + return hasAVX512() && hasEVEX512() && + (!hasVLX() || getPreferVectorWidth() >= 512); } bool canExtendTo512BW() const { return hasBWI() && canExtendTo512DQ(); |