- Use patterns instead of creating completely new instruction matching patterns,
which are identical to the original patterns.
- Change the multiply with overflow so that we distinguish between signed and
unsigned multiplication. Currently, unsigned multiplication with overflow
isn't working!
llvm-svn: 60963
diff --git a/llvm/lib/Target/X86/X86ISelLowering.h b/llvm/lib/Target/X86/X86ISelLowering.h
index c7602eb..6ff1b99 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.h
+++ b/llvm/lib/Target/X86/X86ISelLowering.h
@@ -229,9 +229,9 @@
PCMPEQB, PCMPEQW, PCMPEQD, PCMPEQQ,
PCMPGTB, PCMPGTW, PCMPGTD, PCMPGTQ,
- // ADD, SUB, MUL - Arithmetic operations with overflow/carry
+ // ADD, SUB, SMUL, UMUL - Arithmetic operations with overflow/carry
// intrinsics.
- ADD, SUB, MUL
+ ADD, SUB, SMUL, UMUL
};
}