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ArrayRef'ize MI::setPhysRegsDeadExcept().

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llvm-svn: 149709
This commit is contained in:
Jakob Stoklund Olesen 2012-02-03 20:43:39 +00:00
parent 17366fbd7e
commit 42c83746fc
2 changed files with 5 additions and 4 deletions
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3
include/llvm/CodeGen/MachineInstr.h
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@ -19,6 +19,7 @@
#include "llvm/CodeGen/MachineOperand.h" #include "llvm/CodeGen/MachineOperand.h"
#include "llvm/MC/MCInstrDesc.h" #include "llvm/MC/MCInstrDesc.h"
#include "llvm/Target/TargetOpcodes.h" #include "llvm/Target/TargetOpcodes.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/ilist.h" #include "llvm/ADT/ilist.h"
#include "llvm/ADT/ilist_node.h" #include "llvm/ADT/ilist_node.h"
#include "llvm/ADT/STLExtras.h" #include "llvm/ADT/STLExtras.h"
@ -791,7 +792,7 @@ public:
/// setPhysRegsDeadExcept - Mark every physreg used by this instruction as /// setPhysRegsDeadExcept - Mark every physreg used by this instruction as
/// dead except those in the UsedRegs list. /// dead except those in the UsedRegs list.
void setPhysRegsDeadExcept(const SmallVectorImpl<unsigned> &UsedRegs, void setPhysRegsDeadExcept(ArrayRef<unsigned> UsedRegs,
const TargetRegisterInfo &TRI); const TargetRegisterInfo &TRI);
/// isSafeToMove - Return true if it is safe to move this instruction. If /// isSafeToMove - Return true if it is safe to move this instruction. If

6
lib/CodeGen/MachineInstr.cpp
View File

@ -1793,7 +1793,7 @@ void MachineInstr::addRegisterDefined(unsigned IncomingReg,
true /*IsImp*/)); true /*IsImp*/));
} }
void MachineInstr::setPhysRegsDeadExcept(const SmallVectorImpl<unsigned> &UsedRegs, void MachineInstr::setPhysRegsDeadExcept(ArrayRef<unsigned> UsedRegs,
const TargetRegisterInfo &TRI) { const TargetRegisterInfo &TRI) {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) { for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
MachineOperand &MO = getOperand(i); MachineOperand &MO = getOperand(i);
@ -1801,8 +1801,8 @@ void MachineInstr::setPhysRegsDeadExcept(const SmallVectorImpl<unsigned> &UsedRe
unsigned Reg = MO.getReg(); unsigned Reg = MO.getReg();
if (!TargetRegisterInfo::isPhysicalRegister(Reg)) continue; if (!TargetRegisterInfo::isPhysicalRegister(Reg)) continue;
bool Dead = true; bool Dead = true;
for (SmallVectorImpl<unsigned>::const_iterator I = UsedRegs.begin(), for (ArrayRef<unsigned>::iterator I = UsedRegs.begin(), E = UsedRegs.end();
E = UsedRegs.end(); I != E; ++I) I != E; ++I)
if (TRI.regsOverlap(*I, Reg)) { if (TRI.regsOverlap(*I, Reg)) {
Dead = false; Dead = false;
break; break;