diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 4d528abb6b4..172aa5338b9 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -5122,6 +5122,13 @@ bool X86TargetLowering::isLegalAddressingMode(const AddrMode &AM, } +bool X86TargetLowering::isTruncateFree(const Type *Ty1, const Type *Ty2) const { + if (!Ty1->isInteger() || !Ty2->isInteger()) + return false; + return Ty1->getPrimitiveSizeInBits() > Ty2->getPrimitiveSizeInBits(); +} + + /// isShuffleMaskLegal - Targets can use this to indicate that they only /// support *some* VECTOR_SHUFFLE operations, those with specific masks. /// By default, if a target supports the VECTOR_SHUFFLE node, all mask values |
