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Remove some of the obvious V9-specific cruft

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27893 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-04-20 18:08:53 +00:00
parent cb095c19e8
commit 02e5f8dcda
1 changed files with 2 additions and 101 deletions
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103
lib/CodeGen/MachineInstr.cpp
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@ -39,7 +39,6 @@ namespace llvm {
// Constructor for instructions with variable #operands
MachineInstr::MachineInstr(short opcode, unsigned numOperands)
: Opcode(opcode),
numImplicitRefs(0),
operands(numOperands, MachineOperand()),
parent(0) {
// Make sure that we get added to a machine basicblock
@ -52,7 +51,7 @@ MachineInstr::MachineInstr(short opcode, unsigned numOperands)
/// Eventually, the "resizing" ctors will be phased out.
///
MachineInstr::MachineInstr(short opcode, unsigned numOperands, bool XX, bool YY)
: Opcode(opcode), numImplicitRefs(0), parent(0) {
: Opcode(opcode), parent(0) {
operands.reserve(numOperands);
// Make sure that we get added to a machine basicblock
LeakDetector::addGarbageObject(this);
@ -63,7 +62,7 @@ MachineInstr::MachineInstr(short opcode, unsigned numOperands, bool XX, bool YY)
///
MachineInstr::MachineInstr(MachineBasicBlock *MBB, short opcode,
unsigned numOperands)
: Opcode(opcode), numImplicitRefs(0), parent(0) {
: Opcode(opcode), parent(0) {
assert(MBB && "Cannot use inserting ctor with null basic block!");
operands.reserve(numOperands);
// Make sure that we get added to a machine basicblock
@ -75,7 +74,6 @@ MachineInstr::MachineInstr(MachineBasicBlock *MBB, short opcode,
///
MachineInstr::MachineInstr(const MachineInstr &MI) {
Opcode = MI.getOpcode();
numImplicitRefs = MI.getNumImplicitRefs();
operands.reserve(MI.getNumOperands());
// Add operands
@ -118,18 +116,6 @@ bool MachineInstr::OperandsComplete() const {
return false;
}
/// replace - Support for replacing opcode and operands of a MachineInstr in
/// place. This only resets the size of the operand vector and initializes it.
/// The new operands must be set explicitly later.
///
void MachineInstr::replace(short opcode, unsigned numOperands) {
assert(getNumImplicitRefs() == 0 &&
"This is probably broken because implicit refs are going to be lost.");
Opcode = opcode;
operands.clear();
operands.resize(numOperands, MachineOperand());
}
void MachineInstr::SetMachineOperandVal(unsigned i,
MachineOperand::MachineOperandType opTy,
Value* V) {
@ -162,62 +148,6 @@ void MachineInstr::SetMachineOperandReg(unsigned i, int regNum) {
operands[i].extra.regNum = regNum;
}
// Used only by the SPARC back-end.
void MachineInstr::SetRegForOperand(unsigned i, int regNum) {
assert(i < getNumOperands()); // must be explicit op
operands[i].setRegForValue(regNum);
}
// Used only by the SPARC back-end.
void MachineInstr::SetRegForImplicitRef(unsigned i, int regNum) {
getImplicitOp(i).setRegForValue(regNum);
}
/// substituteValue - Substitute all occurrences of Value* oldVal with newVal
/// in all operands and all implicit refs. If defsOnly == true, substitute defs
/// only.
///
/// FIXME: Fold this into its single caller, at SparcInstrSelection.cpp:2865,
/// or make it a static function in that file.
///
unsigned
MachineInstr::substituteValue(const Value* oldVal, Value* newVal,
bool defsOnly, bool notDefsAndUses,
bool& someArgsWereIgnored)
{
assert((!defsOnly || !notDefsAndUses) &&
"notDefsAndUses is irrelevant if defsOnly == true.");
unsigned numSubst = 0;
// Substitute operands
for (MachineInstr::val_op_iterator O = begin(), E = end(); O != E; ++O)
if (*O == oldVal)
if (!defsOnly ||
notDefsAndUses && (O.isDef() && !O.isUse()) ||
!notDefsAndUses && O.isDef())
{
O.getMachineOperand().contents.value = newVal;
++numSubst;
} else
someArgsWereIgnored = true;
// Substitute implicit refs
for (unsigned i = 0, N = getNumImplicitRefs(); i < N; ++i)
if (getImplicitRef(i) == oldVal) {
MachineOperand Op = getImplicitOp(i);
if (!defsOnly ||
notDefsAndUses && (Op.isDef() && !Op.isUse()) ||
!notDefsAndUses && Op.isDef())
{
Op.contents.value = newVal;
++numSubst;
} else
someArgsWereIgnored = true;
}
return numSubst;
}
void MachineInstr::dump() const {
std::cerr << " " << *this;
}
@ -357,20 +287,6 @@ void MachineInstr::print(std::ostream &OS, const TargetMachine *TM) const {
OS << "<def>";
}
// code for printing implicit references
if (getNumImplicitRefs()) {
OS << "\tImplicitRefs: ";
for (unsigned i = 0, e = getNumImplicitRefs(); i != e; ++i) {
OS << "\t";
OutputValue(OS, getImplicitRef(i));
if (getImplicitOp(i).isDef())
if (getImplicitOp(i).isUse())
OS << "<def&use>";
else
OS << "<def>";
}
}
OS << "\n";
}
@ -400,21 +316,6 @@ std::ostream &operator<<(std::ostream &os, const MachineInstr &MI) {
os << "<d>";
}
// code for printing implicit references
unsigned NumOfImpRefs = MI.getNumImplicitRefs();
if (NumOfImpRefs > 0) {
os << "\tImplicit: ";
for (unsigned z = 0; z < NumOfImpRefs; z++) {
OutputValue(os, MI.getImplicitRef(z));
if (MI.getImplicitOp(z).isDef())
if (MI.getImplicitOp(z).isUse())
os << "<d&u>";
else
os << "<d>";
os << "\t";
}
}
return os << "\n";
}