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authorDan Gohman <gohman@apple.com>2008-05-06 00:20:10 +0000
committerDan Gohman <gohman@apple.com>2008-05-06 00:20:10 +0000
commit2f51e1f35356d8e88e1edd6b1fa693e69ec1105d (patch)
tree2aed5509199c1c3c0fb8d3b130440dc5dae239e7 /lib/CodeGen/MachineInstr.cpp
parent192197a05130ad14241b9b9e8c0430ade25f56dc (diff)
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Fix a broken doxygen comment, and reword it for clarity.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50687 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineInstr.cpp')
-rw-r--r--lib/CodeGen/MachineInstr.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index 1275909..135718a 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -553,8 +553,9 @@ int MachineInstr::findRegisterUseOperandIdx(unsigned Reg, bool isKill,
}
/// 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.
+/// 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 MachineInstr::findRegisterDefOperandIdx(unsigned Reg, bool isDead,
const TargetRegisterInfo *TRI) const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {