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[X86] Improve mul w/ overflow codegen, to MUL8+SETO.
[oota-llvm.git]
/
lib
/
Target
/
X86
/
X86ISelLowering.h
diff --git
a/lib/Target/X86/X86ISelLowering.h
b/lib/Target/X86/X86ISelLowering.h
index f63b821ce6a592fe6b7e2cc5c6e4577cad50e187..e8e611d07198071d6bf02e4f18d4b92627a28946 100644
(file)
--- a/
lib/Target/X86/X86ISelLowering.h
+++ b/
lib/Target/X86/X86ISelLowering.h
@@
-301,6
+301,9
@@
namespace llvm {
UMUL, // LOW, HI, FLAGS = umul LHS, RHS
+ // 8-bit SMUL/UMUL - AX, FLAGS = smul8/umul8 AL, RHS
+ SMUL8, UMUL8,
+
// MUL_IMM - X86 specific multiply by immediate.
MUL_IMM,