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Add isDebug argument to ChangeToRegister; this prevents

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the field from being used uninitialized later in some cases.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95735 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2010-02-10 00:41:49 +00:00
parent 8e089a9e4d
commit 9653f9ec97
2 changed files with 4 additions and 2 deletions
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2
include/llvm/CodeGen/MachineOperand.h
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@ -379,7 +379,7 @@ public:
/// the setReg method should be used. /// the setReg method should be used.
void ChangeToRegister(unsigned Reg, bool isDef, bool isImp = false, void ChangeToRegister(unsigned Reg, bool isDef, bool isImp = false,
bool isKill = false, bool isDead = false, bool isKill = false, bool isDead = false,
bool isUndef = false); bool isUndef = false, bool isDebug = false);
//===--------------------------------------------------------------------===// //===--------------------------------------------------------------------===//
// Construction methods. // Construction methods.

4
lib/CodeGen/MachineInstr.cpp
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@ -127,7 +127,8 @@ void MachineOperand::ChangeToImmediate(int64_t ImmVal) {
/// the specified value. If an operand is known to be an register already, /// the specified value. If an operand is known to be an register already,
/// the setReg method should be used. /// the setReg method should be used.
void MachineOperand::ChangeToRegister(unsigned Reg, bool isDef, bool isImp, void MachineOperand::ChangeToRegister(unsigned Reg, bool isDef, bool isImp,
bool isKill, bool isDead, bool isUndef) { bool isKill, bool isDead, bool isUndef,
bool isDebug) {
// If this operand is already a register operand, use setReg to update the // If this operand is already a register operand, use setReg to update the
// register's use/def lists. // register's use/def lists.
if (isReg()) { if (isReg()) {
@ -152,6 +153,7 @@ void MachineOperand::ChangeToRegister(unsigned Reg, bool isDef, bool isImp,
IsDead = isDead; IsDead = isDead;
IsUndef = isUndef; IsUndef = isUndef;
IsEarlyClobber = false; IsEarlyClobber = false;
IsDebug = isDebug;
SubReg = 0; SubReg = 0;
} }