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-rw-r--r--include/llvm/CodeGen/MachineRegisterInfo.h12
-rw-r--r--lib/CodeGen/AllocationOrder.cpp2
-rw-r--r--lib/CodeGen/DeadMachineInstructionElim.cpp4
-rw-r--r--lib/CodeGen/LiveDebugVariables.cpp2
-rw-r--r--lib/CodeGen/LiveIntervalAnalysis.cpp4
-rw-r--r--lib/CodeGen/MachineCSE.cpp4
-rw-r--r--lib/CodeGen/MachineInstr.cpp10
-rw-r--r--lib/CodeGen/MachineLICM.cpp8
-rw-r--r--lib/CodeGen/PeepholeOptimizer.cpp2
-rw-r--r--lib/CodeGen/RegAllocFast.cpp9
-rw-r--r--lib/CodeGen/RegAllocLinearScan.cpp3
-rw-r--r--lib/CodeGen/SelectionDAG/InstrEmitter.cpp2
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp2
-rw-r--r--lib/CodeGen/TailDuplication.cpp2
-rw-r--r--lib/CodeGen/TwoAddressInstructionPass.cpp2
-rw-r--r--lib/CodeGen/VirtRegMap.cpp5
-rw-r--r--lib/Target/ARM/ARMBaseInstrInfo.cpp3
-rw-r--r--lib/Target/ARM/ARMBaseRegisterInfo.cpp2
-rw-r--r--lib/Target/ARM/ARMISelLowering.cpp2
-rw-r--r--lib/Target/X86/X86ISelLowering.cpp2
20 files changed, 39 insertions, 43 deletions
diff --git a/include/llvm/CodeGen/MachineRegisterInfo.h b/include/llvm/CodeGen/MachineRegisterInfo.h
index 0ae1065351..74df8da20e 100644
--- a/include/llvm/CodeGen/MachineRegisterInfo.h
+++ b/include/llvm/CodeGen/MachineRegisterInfo.h
@@ -159,15 +159,15 @@ public:
/// getRegUseDefListHead - Return the head pointer for the register use/def
/// list for the specified virtual or physical register.
MachineOperand *&getRegUseDefListHead(unsigned RegNo) {
- if (!RegNo || TargetRegisterInfo::isPhysicalRegister(RegNo))
- return PhysRegUseDefLists[RegNo];
- return VRegInfo[RegNo].second;
+ if (TargetRegisterInfo::isVirtualRegister(RegNo))
+ return VRegInfo[RegNo].second;
+ return PhysRegUseDefLists[RegNo];
}
MachineOperand *getRegUseDefListHead(unsigned RegNo) const {
- if (!RegNo || TargetRegisterInfo::isPhysicalRegister(RegNo))
- return PhysRegUseDefLists[RegNo];
- return VRegInfo[RegNo].second;
+ if (TargetRegisterInfo::isVirtualRegister(RegNo))
+ return VRegInfo[RegNo].second;
+ return PhysRegUseDefLists[RegNo];
}
/// getVRegDef - Return the machine instr that defines the specified virtual
diff --git a/lib/CodeGen/AllocationOrder.cpp b/lib/CodeGen/AllocationOrder.cpp
index 26d4cd4d75..20c7625f32 100644
--- a/lib/CodeGen/AllocationOrder.cpp
+++ b/lib/CodeGen/AllocationOrder.cpp
@@ -33,7 +33,7 @@ AllocationOrder::AllocationOrder(unsigned VirtReg,
Hint = HintPair.second;
// Translate to physreg, or 0 if not assigned yet.
- if (Hint && TargetRegisterInfo::isVirtualRegister(Hint))
+ if (TargetRegisterInfo::isVirtualRegister(Hint))
Hint = VRM.getPhys(Hint);
// The remaining allocation order may depend on the hint.
diff --git a/lib/CodeGen/DeadMachineInstructionElim.cpp b/lib/CodeGen/DeadMachineInstructionElim.cpp
index 32040e580b..fdc1d91421 100644
--- a/lib/CodeGen/DeadMachineInstructionElim.cpp
+++ b/lib/CodeGen/DeadMachineInstructionElim.cpp
@@ -159,7 +159,7 @@ bool DeadMachineInstructionElim::runOnMachineFunction(MachineFunction &MF) {
const MachineOperand &MO = MI->getOperand(i);
if (MO.isReg() && MO.isDef()) {
unsigned Reg = MO.getReg();
- if (Reg != 0 && TargetRegisterInfo::isPhysicalRegister(Reg)) {
+ if (TargetRegisterInfo::isPhysicalRegister(Reg)) {
LivePhysRegs.reset(Reg);
// Check the subreg set, not the alias set, because a def
// of a super-register may still be partially live after
@@ -176,7 +176,7 @@ bool DeadMachineInstructionElim::runOnMachineFunction(MachineFunction &MF) {
const MachineOperand &MO = MI->getOperand(i);
if (MO.isReg() && MO.isUse()) {
unsigned Reg = MO.getReg();
- if (Reg != 0 && TargetRegisterInfo::isPhysicalRegister(Reg)) {
+ if (TargetRegisterInfo::isPhysicalRegister(Reg)) {
LivePhysRegs.set(Reg);
for (const unsigned *AliasSet = TRI->getAliasSet(Reg);
*AliasSet; ++AliasSet)
diff --git a/lib/CodeGen/LiveDebugVariables.cpp b/lib/CodeGen/LiveDebugVariables.cpp
index ac95e73064..da4b017cdc 100644
--- a/lib/CodeGen/LiveDebugVariables.cpp
+++ b/lib/CodeGen/LiveDebugVariables.cpp
@@ -359,7 +359,7 @@ bool LDVImpl::handleDebugValue(MachineInstr *MI, SlotIndex Idx) {
// If the location is a virtual register, make sure it is mapped.
if (MI->getOperand(0).isReg()) {
unsigned Reg = MI->getOperand(0).getReg();
- if (Reg && TargetRegisterInfo::isVirtualRegister(Reg))
+ if (TargetRegisterInfo::isVirtualRegister(Reg))
mapVirtReg(Reg, UV);
}
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 0b5c582083..000fc40ac4 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -988,7 +988,7 @@ void LiveIntervals::rewriteImplicitOps(const LiveInterval &li,
if (!MO.isReg())
continue;
unsigned Reg = MO.getReg();
- if (Reg == 0 || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (!vrm.isReMaterialized(Reg))
continue;
@@ -1022,7 +1022,7 @@ rewriteInstructionForSpills(const LiveInterval &li, const VNInfo *VNI,
if (!mop.isReg())
continue;
unsigned Reg = mop.getReg();
- if (Reg == 0 || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (Reg != li.reg)
continue;
diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index 3e54784278..60ad46a0d3 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -116,7 +116,7 @@ bool MachineCSE::PerformTrivialCoalescing(MachineInstr *MI,
if (!MO.isReg() || !MO.isUse())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (!MRI->hasOneNonDBGUse(Reg))
// Only coalesce single use copies. This ensure the copy will be
@@ -300,7 +300,7 @@ bool MachineCSE::isProfitableToCSE(unsigned CSReg, unsigned Reg,
bool HasVRegUse = false;
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
const MachineOperand &MO = MI->getOperand(i);
- if (MO.isReg() && MO.isUse() && MO.getReg() &&
+ if (MO.isReg() && MO.isUse() &&
TargetRegisterInfo::isVirtualRegister(MO.getReg())) {
HasVRegUse = true;
break;
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index 385fbb5592..aa9ea61ace 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -1326,7 +1326,7 @@ void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM) const {
if (StartOp != 0) OS << ", ";
getOperand(StartOp).print(OS, TM);
unsigned Reg = getOperand(StartOp).getReg();
- if (Reg && TargetRegisterInfo::isVirtualRegister(Reg))
+ if (TargetRegisterInfo::isVirtualRegister(Reg))
VirtRegs.push_back(Reg);
}
@@ -1360,8 +1360,7 @@ void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM) const {
for (unsigned i = StartOp, e = getNumOperands(); i != e; ++i) {
const MachineOperand &MO = getOperand(i);
- if (MO.isReg() && MO.getReg() &&
- TargetRegisterInfo::isVirtualRegister(MO.getReg()))
+ if (MO.isReg() && TargetRegisterInfo::isVirtualRegister(MO.getReg()))
VirtRegs.push_back(MO.getReg());
// Omit call-clobbered registers which aren't used anywhere. This makes
@@ -1371,7 +1370,7 @@ void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM) const {
if (MF && getDesc().isCall() &&
MO.isReg() && MO.isImplicit() && MO.isDef()) {
unsigned Reg = MO.getReg();
- if (Reg != 0 && TargetRegisterInfo::isPhysicalRegister(Reg)) {
+ if (TargetRegisterInfo::isPhysicalRegister(Reg)) {
const MachineRegisterInfo &MRI = MF->getRegInfo();
if (MRI.use_empty(Reg) && !MRI.isLiveOut(Reg)) {
bool HasAliasLive = false;
@@ -1620,8 +1619,7 @@ MachineInstrExpressionTrait::getHashValue(const MachineInstr* const &MI) {
switch (MO.getType()) {
default: break;
case MachineOperand::MO_Register:
- if (MO.isDef() && MO.getReg() &&
- TargetRegisterInfo::isVirtualRegister(MO.getReg()))
+ if (MO.isDef() && TargetRegisterInfo::isVirtualRegister(MO.getReg()))
continue; // Skip virtual register defs.
Key |= MO.getReg();
break;
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp
index e3b21c4ca5..7766e116d8 100644
--- a/lib/CodeGen/MachineLICM.cpp
+++ b/lib/CodeGen/MachineLICM.cpp
@@ -622,7 +622,7 @@ void MachineLICM::InitRegPressure(MachineBasicBlock *BB) {
if (!MO.isReg() || MO.isImplicit())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
bool isNew = RegSeen.insert(Reg);
@@ -655,7 +655,7 @@ void MachineLICM::UpdateRegPressure(const MachineInstr *MI) {
if (!MO.isReg() || MO.isImplicit())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
bool isNew = RegSeen.insert(Reg);
@@ -889,7 +889,7 @@ void MachineLICM::UpdateBackTraceRegPressure(const MachineInstr *MI) {
if (!MO.isReg() || MO.isImplicit())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
const TargetRegisterClass *RC = MRI->getRegClass(Reg);
@@ -952,7 +952,7 @@ bool MachineLICM::IsProfitableToHoist(MachineInstr &MI) {
if (!MO.isReg() || MO.isImplicit())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (MO.isDef()) {
if (HasHighOperandLatency(MI, i, Reg)) {
diff --git a/lib/CodeGen/PeepholeOptimizer.cpp b/lib/CodeGen/PeepholeOptimizer.cpp
index 54466efd5a..5f6ee306f4 100644
--- a/lib/CodeGen/PeepholeOptimizer.cpp
+++ b/lib/CodeGen/PeepholeOptimizer.cpp
@@ -295,7 +295,7 @@ bool PeepholeOptimizer::FoldImmediate(MachineInstr *MI, MachineBasicBlock *MBB,
if (!MO.isReg() || MO.isDef())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (ImmDefRegs.count(Reg) == 0)
continue;
diff --git a/lib/CodeGen/RegAllocFast.cpp b/lib/CodeGen/RegAllocFast.cpp
index 6666d9aaf4..57934775e4 100644
--- a/lib/CodeGen/RegAllocFast.cpp
+++ b/lib/CodeGen/RegAllocFast.cpp
@@ -656,7 +656,8 @@ void RAFast::handleThroughOperands(MachineInstr *MI,
MachineOperand &MO = MI->getOperand(i);
if (!MO.isReg()) continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) continue;
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
+ continue;
if (MO.isEarlyClobber() || MI->isRegTiedToDefOperand(i) ||
(MO.getSubReg() && MI->readsVirtualRegister(Reg))) {
if (ThroughRegs.insert(Reg))
@@ -688,7 +689,7 @@ void RAFast::handleThroughOperands(MachineInstr *MI,
MachineOperand &MO = MI->getOperand(i);
if (!MO.isReg()) continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) continue;
+ if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue;
if (MO.isUse()) {
unsigned DefIdx = 0;
if (!MI->isRegTiedToDefOperand(i, &DefIdx)) continue;
@@ -794,7 +795,7 @@ void RAFast::AllocateBasicBlock() {
MachineOperand &MO = MI->getOperand(i);
if (!MO.isReg()) continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) continue;
+ if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue;
LiveDbgValueMap[Reg] = MI;
LiveRegMap::iterator LRI = LiveVirtRegs.find(Reg);
if (LRI != LiveVirtRegs.end())
@@ -909,7 +910,7 @@ void RAFast::AllocateBasicBlock() {
MachineOperand &MO = MI->getOperand(i);
if (!MO.isReg()) continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) continue;
+ if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue;
if (MO.isUse()) {
LiveRegMap::iterator LRI = reloadVirtReg(MI, i, Reg, CopyDst);
unsigned PhysReg = LRI->second.PhysReg;
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index bbff424710..14f672666d 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -1421,8 +1421,7 @@ unsigned RALinScan::getFreePhysReg(LiveInterval* cur,
std::pair<unsigned, unsigned> Hint = mri_->getRegAllocationHint(cur->reg);
// Resolve second part of the hint (if possible) given the current allocation.
unsigned physReg = Hint.second;
- if (physReg &&
- TargetRegisterInfo::isVirtualRegister(physReg) && vrm_->hasPhys(physReg))
+ if (TargetRegisterInfo::isVirtualRegister(physReg) && vrm_->hasPhys(physReg))
physReg = vrm_->getPhys(physReg);
TargetRegisterClass::iterator I, E;
diff --git a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
index d7bf6c16b7..e309defba2 100644
--- a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
+++ b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
@@ -703,7 +703,7 @@ EmitMachineNode(SDNode *Node, bool IsClone, bool IsCloned,
for (unsigned i = 0, e = F->getNumOperands(); i != e; ++i)
if (RegisterSDNode *R = dyn_cast<RegisterSDNode>(F->getOperand(i))) {
unsigned Reg = R->getReg();
- if (Reg != 0 && TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (TargetRegisterInfo::isPhysicalRegister(Reg))
UsedRegs.push_back(Reg);
}
}
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 05acb034e8..4ea8e4de81 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4070,7 +4070,7 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable,
if (N.getNode() && N.getOpcode() == ISD::CopyFromReg) {
Reg = cast<RegisterSDNode>(N.getOperand(1))->getReg();
- if (Reg && TargetRegisterInfo::isVirtualRegister(Reg)) {
+ if (TargetRegisterInfo::isVirtualRegister(Reg)) {
MachineRegisterInfo &RegInfo = MF.getRegInfo();
unsigned PR = RegInfo.getLiveInPhysReg(Reg);
if (PR)
diff --git a/lib/CodeGen/TailDuplication.cpp b/lib/CodeGen/TailDuplication.cpp
index a815b364d5..ce4b1be854 100644
--- a/lib/CodeGen/TailDuplication.cpp
+++ b/lib/CodeGen/TailDuplication.cpp
@@ -350,7 +350,7 @@ void TailDuplicatePass::DuplicateInstruction(MachineInstr *MI,
if (!MO.isReg())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg))
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
continue;
if (MO.isDef()) {
const TargetRegisterClass *RC = MRI->getRegClass(Reg);
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index 63e6ec358d..a30279d57d 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -954,7 +954,7 @@ TryInstructionTransform(MachineBasicBlock::iterator &mi,
if (LV) {
for (unsigned i = 0, e = mi->getNumOperands(); i != e; ++i) {
MachineOperand &MO = mi->getOperand(i);
- if (MO.isReg() && MO.getReg() != 0 &&
+ if (MO.isReg() &&
TargetRegisterInfo::isVirtualRegister(MO.getReg())) {
if (MO.isUse()) {
if (MO.isKill()) {
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index df8a021d14..82c64f36d5 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -115,11 +115,10 @@ unsigned VirtRegMap::createSpillSlot(const TargetRegisterClass *RC) {
unsigned VirtRegMap::getRegAllocPref(unsigned virtReg) {
std::pair<unsigned, unsigned> Hint = MRI->getRegAllocationHint(virtReg);
unsigned physReg = Hint.second;
- if (physReg &&
- TargetRegisterInfo::isVirtualRegister(physReg) && hasPhys(physReg))
+ if (TargetRegisterInfo::isVirtualRegister(physReg) && hasPhys(physReg))
physReg = getPhys(physReg);
if (Hint.first == 0)
- return (physReg && TargetRegisterInfo::isPhysicalRegister(physReg))
+ return (TargetRegisterInfo::isPhysicalRegister(physReg))
? physReg : 0;
return TRI->ResolveRegAllocHint(Hint.first, physReg, *MF);
}
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 046ba8ea40..a53d8cbfd7 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -234,8 +234,7 @@ ARMBaseInstrInfo::convertToThreeAddress(MachineFunction::iterator &MFI,
if (LV) {
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
MachineOperand &MO = MI->getOperand(i);
- if (MO.isReg() && MO.getReg() &&
- TargetRegisterInfo::isVirtualRegister(MO.getReg())) {
+ if (MO.isReg() && TargetRegisterInfo::isVirtualRegister(MO.getReg())) {
unsigned Reg = MO.getReg();
LiveVariables::VarInfo &VI = LV->getVarInfo(Reg);
diff --git a/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index 9928105d21..e1f179e369 100644
--- a/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -517,7 +517,7 @@ ARMBaseRegisterInfo::UpdateRegAllocHint(unsigned Reg, unsigned NewReg,
std::pair<unsigned, unsigned> Hint = MRI->getRegAllocationHint(Reg);
if ((Hint.first == (unsigned)ARMRI::RegPairOdd ||
Hint.first == (unsigned)ARMRI::RegPairEven) &&
- Hint.second && TargetRegisterInfo::isVirtualRegister(Hint.second)) {
+ TargetRegisterInfo::isVirtualRegister(Hint.second)) {
// If 'Reg' is one of the even / odd register pair and it's now changed
// (e.g. coalesced) into a different register. The other register of the
// pair allocation hint must be updated to reflect the relationship
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 21f7b51cd2..370dd7b44b 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -1458,7 +1458,7 @@ bool MatchingStackOffset(SDValue Arg, unsigned Offset, ISD::ArgFlagsTy Flags,
int FI = INT_MAX;
if (Arg.getOpcode() == ISD::CopyFromReg) {
unsigned VR = cast<RegisterSDNode>(Arg.getOperand(1))->getReg();
- if (!VR || TargetRegisterInfo::isPhysicalRegister(VR))
+ if (!TargetRegisterInfo::isVirtualRegister(VR))
return false;
MachineInstr *Def = MRI->getVRegDef(VR);
if (!Def)
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 99ada9826c..0f8e9d58c4 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -2323,7 +2323,7 @@ bool MatchingStackOffset(SDValue Arg, unsigned Offset, ISD::ArgFlagsTy Flags,
int FI = INT_MAX;
if (Arg.getOpcode() == ISD::CopyFromReg) {
unsigned VR = cast<RegisterSDNode>(Arg.getOperand(1))->getReg();
- if (!VR || TargetRegisterInfo::isPhysicalRegister(VR))
+ if (!TargetRegisterInfo::isVirtualRegister(VR))
return false;
MachineInstr *Def = MRI->getVRegDef(VR);
if (!Def)
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-31 19:19:16 +0000