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Match TargetInstrInfo changes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32098 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-12-01 21:52:58 +00:00
parent 258ff6726d
commit ba59a1e453
9 changed files with 24 additions and 35 deletions
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3
lib/CodeGen/LiveIntervalAnalysis.cpp
View File

@ -433,8 +433,7 @@ static bool isReDefinedByTwoAddr(MachineInstr *MI, unsigned Reg,
for (unsigned j = i+1; j < e; ++j) {
MachineOperand &MO2 = MI->getOperand(j);
if (MO2.isRegister() && MO2.isUse() && MO2.getReg() == Reg &&
TII->getOperandConstraint(MI->getOpcode(), j,
TargetInstrInfo::TIED_TO) == (int)i)
TII->getOperandConstraint(MI->getOpcode(),j,TOI::TIED_TO) == (int)i)
return true;
}
}

3
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
View File

@ -127,8 +127,7 @@ void ScheduleDAG::BuildSchedUnits() {
if (MainNode->isTargetOpcode()) {
unsigned Opc = MainNode->getTargetOpcode();
for (unsigned i = 0, ee = TII->getNumOperands(Opc); i != ee; ++i) {
if (TII->getOperandConstraint(Opc, i,
TargetInstrInfo::TIED_TO) != -1) {
if (TII->getOperandConstraint(Opc, i, TOI::TIED_TO) != -1) {
SU->isTwoAddress = true;
break;
}

12
lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
View File

@ -128,8 +128,7 @@ void ScheduleDAGRRList::CommuteNodesToReducePressure() {
unsigned NumRes = CountResults(SU->Node);
unsigned NumOps = CountOperands(SU->Node);
for (unsigned j = 0; j != NumOps; ++j) {
if (TII->getOperandConstraint(Opc, j+NumRes,
TargetInstrInfo::TIED_TO) == -1)
if (TII->getOperandConstraint(Opc, j+NumRes, TOI::TIED_TO) == -1)
continue;
SDNode *OpN = SU->Node->getOperand(j).Val;
@ -498,8 +497,7 @@ namespace {
unsigned NumRes = ScheduleDAG::CountResults(SU1->Node);
unsigned NumOps = ScheduleDAG::CountOperands(SU1->Node);
for (unsigned i = 0; i != NumOps; ++i) {
if (TII->getOperandConstraint(Opc, i+NumRes,
TargetInstrInfo::TIED_TO) == -1)
if (TII->getOperandConstraint(Opc, i+NumRes, TOI::TIED_TO) == -1)
continue;
if (SU1->Node->getOperand(i).isOperand(SU2->Node))
return true;
@ -667,8 +665,7 @@ bool BURegReductionPriorityQueue<SF>::canClobber(SUnit *SU, SUnit *Op) {
unsigned NumRes = ScheduleDAG::CountResults(SU->Node);
unsigned NumOps = ScheduleDAG::CountOperands(SU->Node);
for (unsigned i = 0; i != NumOps; ++i) {
if (TII->getOperandConstraint(Opc, i+NumRes,
TargetInstrInfo::TIED_TO) != -1) {
if (TII->getOperandConstraint(Opc, i+NumRes, TOI::TIED_TO) != -1) {
SDNode *DU = SU->Node->getOperand(i).Val;
if (Op == (*SUnitMap)[DU])
return true;
@ -698,8 +695,7 @@ void BURegReductionPriorityQueue<SF>::AddPseudoTwoAddrDeps() {
unsigned NumRes = ScheduleDAG::CountResults(Node);
unsigned NumOps = ScheduleDAG::CountOperands(Node);
for (unsigned j = 0; j != NumOps; ++j) {
if (TII->getOperandConstraint(Opc, j+NumRes,
TargetInstrInfo::TIED_TO) != -1) {
if (TII->getOperandConstraint(Opc, j+NumRes, TOI::TIED_TO) != -1) {
SDNode *DU = SU->Node->getOperand(j).Val;
SUnit *DUSU = (*SUnitMap)[DU];
if (!DUSU) continue;

23
lib/CodeGen/TwoAddressInstructionPass.cpp
View File

@ -79,8 +79,8 @@ void TwoAddressInstructionPass::getAnalysisUsage(AnalysisUsage &AU) const {
bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
DOUT << "Machine Function\n";
const TargetMachine &TM = MF.getTarget();
const MRegisterInfo &MRI = *TM.getRegisterInfo();
const TargetInstrInfo &TII = *TM.getInstrInfo();
const MRegisterInfo &MRI = *TM.getRegisterInfo();
LiveVariables &LV = getAnalysis<LiveVariables>();
bool MadeChange = false;
@ -92,11 +92,11 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
mbbi != mbbe; ++mbbi) {
for (MachineBasicBlock::iterator mi = mbbi->begin(), me = mbbi->end();
mi != me; ++mi) {
unsigned opcode = mi->getOpcode();
const TargetInstrDescriptor *TID = mi->getInstrDescriptor();
bool FirstTied = true;
for (unsigned si = 1, e = TII.getNumOperands(opcode); si < e; ++si) {
int ti = TII.getOperandConstraint(opcode, si, TargetInstrInfo::TIED_TO);
for (unsigned si = 1, e = TID->numOperands; si < e; ++si) {
int ti = TID->getOperandConstraint(si, TOI::TIED_TO);
if (ti == -1)
continue;
@ -139,13 +139,11 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
// allow us to coalesce A and B together, eliminating the copy we are
// about to insert.
if (!LV.KillsRegister(mi, regB)) {
const TargetInstrDescriptor &TID = TII.get(opcode);
// If this instruction is commutative, check to see if C dies. If
// so, swap the B and C operands. This makes the live ranges of A
// and C joinable.
// FIXME: This code also works for A := B op C instructions.
if ((TID.Flags & M_COMMUTABLE) && mi->getNumOperands() == 3) {
if ((TID->Flags & M_COMMUTABLE) && mi->getNumOperands() == 3) {
assert(mi->getOperand(3-si).isRegister() &&
"Not a proper commutative instruction!");
unsigned regC = mi->getOperand(3-si).getReg();
@ -173,20 +171,17 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
// If this instruction is potentially convertible to a true
// three-address instruction,
if (TID.Flags & M_CONVERTIBLE_TO_3_ADDR)
if (TID->Flags & M_CONVERTIBLE_TO_3_ADDR)
// FIXME: This assumes there are no more operands which are tied
// to another register.
#ifndef NDEBUG
for (unsigned i = si+1, e = TII.getNumOperands(opcode); i < e; ++i)
assert(TII.getOperandConstraint(opcode, i,
TargetInstrInfo::TIED_TO) == -1);
for (unsigned i = si+1, e = TID->numOperands; i < e; ++i)
assert(TID->getOperandConstraint(i, TOI::TIED_TO) == -1);
#endif
if (MachineInstr *New = TII.convertToThreeAddress(mi)) {
if (MachineInstr *New = TII.convertToThreeAddress(mbbi, mi, LV)) {
DOUT << "2addr: CONVERTING 2-ADDR: " << *mi;
DOUT << "2addr: TO 3-ADDR: " << *New;
LV.instructionChanged(mi, New); // Update live variables
mbbi->insert(mi, New); // Insert the new inst
mbbi->erase(mi); // Nuke the old inst.
mi = New;
++NumConvertedTo3Addr;

6
lib/CodeGen/VirtRegMap.cpp
View File

@ -97,8 +97,7 @@ void VirtRegMap::virtFolded(unsigned VirtReg, MachineInstr *OldMI,
}
ModRef MRInfo;
if (TII.getOperandConstraint(OldMI->getOpcode(), OpNo,
TargetInstrInfo::TIED_TO)) {
if (TII.getOperandConstraint(OldMI->getOpcode(), OpNo, TOI::TIED_TO)) {
// Folded a two-address operand.
MRInfo = isModRef;
} else if (OldMI->getOperand(OpNo).isDef()) {
@ -592,8 +591,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) {
// aren't allowed to modify the reused register. If none of these cases
// apply, reuse it.
bool CanReuse = true;
int ti = TII->getOperandConstraint(MI.getOpcode(), i,
TargetInstrInfo::TIED_TO);
int ti = TII->getOperandConstraint(MI.getOpcode(), i, TOI::TIED_TO);
if (ti != -1 &&
MI.getOperand(ti).isReg() &&
MI.getOperand(ti).getReg() == VirtReg) {

2
lib/Target/TargetInstrInfo.cpp
View File

@ -32,7 +32,7 @@ TargetInstrInfo::findTiedToSrcOperand(MachineOpCode Opc, unsigned OpNum) const {
for (unsigned i = 0, e = getNumOperands(Opc); i != e; ++i) {
if (i == OpNum)
continue;
int ti = getOperandConstraint(Opc, i, TIED_TO);
int ti = getOperandConstraint(Opc, i, TOI::TIED_TO);
if (ti == (int)OpNum)
return i;
}

4
lib/Target/X86/X86CodeEmitter.cpp
View File

@ -471,7 +471,7 @@ unsigned Emitter::determineREX(const MachineInstr &MI) {
unsigned NumOps = II->getNumOperands(Opcode);
if (NumOps) {
bool isTwoAddr = NumOps > 1 &&
II->getOperandConstraint(Opcode, 1, TargetInstrInfo::TIED_TO) != -1;
II->getOperandConstraint(Opcode, 1, TOI::TIED_TO) != -1;
// If it accesses SPL, BPL, SIL, or DIL, then it requires a 0x40 REX prefix.
bool isTrunc8 = isX86_64TruncToByte(Opcode);
@ -610,7 +610,7 @@ void Emitter::emitInstruction(const MachineInstr &MI) {
unsigned NumOps = II->getNumOperands(Opcode);
unsigned CurOp = 0;
if (NumOps > 1 &&
II->getOperandConstraint(Opcode, 1, TargetInstrInfo::TIED_TO) != -1)
II->getOperandConstraint(Opcode, 1, TOI::TIED_TO) != -1)
CurOp++;
unsigned char BaseOpcode = II->getBaseOpcodeFor(Opcode);

4
lib/Target/X86/X86InstrInfo.h
View File

@ -252,7 +252,9 @@ public:
/// This method returns a null pointer if the transformation cannot be
/// performed, otherwise it returns the new instruction.
///
virtual MachineInstr *convertToThreeAddress(MachineInstr *TA) const;
virtual MachineInstr *convertToThreeAddress(MachineFunction::iterator &MFI,
MachineBasicBlock::iterator &MBBI,
LiveVariables &LV) const;
/// commuteInstruction - We have a few instructions that must be hacked on to
/// commute them.

2
lib/Target/X86/X86RegisterInfo.cpp
View File

@ -289,7 +289,7 @@ MachineInstr* X86RegisterInfo::foldMemoryOperand(MachineInstr *MI,
bool isTwoAddrFold = false;
unsigned NumOps = TII.getNumOperands(MI->getOpcode());
bool isTwoAddr = NumOps > 1 &&
TII.getOperandConstraint(MI->getOpcode(), 1,TargetInstrInfo::TIED_TO) != -1;
TII.getOperandConstraint(MI->getOpcode(), 1, TOI::TIED_TO) != -1;
MachineInstr *NewMI = NULL;
// Folding a memory location into the two-address part of a two-address