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-rw-r--r--include/llvm/CodeGen/MachineInstr.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/include/llvm/CodeGen/MachineInstr.h b/include/llvm/CodeGen/MachineInstr.h
index ff64e7e2e6..0c657db6dc 100644
--- a/include/llvm/CodeGen/MachineInstr.h
+++ b/include/llvm/CodeGen/MachineInstr.h
@@ -184,10 +184,9 @@ public:
}
/// findRegisterDefOperandIdx() - Returns the operand index that is a def of
- /// the specific register or -1 if it is not found. It further tightening
- /// the search criteria to a def that is dead the register if isDead is true.
- /// If TargetRegisterInfo is passed, then it also checks if there is a def of
- /// a super-register.
+ /// the specified register or -1 if it is not found. If isDead is true, defs
+ /// that are not dead are skipped. If TargetRegisterInfo is non-null, then it
+ /// also checks if there is a def of a super-register.
int findRegisterDefOperandIdx(unsigned Reg, bool isDead = false,
const TargetRegisterInfo *TRI = NULL) const;