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Code clean up.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78360 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-08-07 00:28:58 +00:00
parent caaf120a67
commit 3a3cce59c4
1 changed files with 5 additions and 4 deletions
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9
lib/CodeGen/TwoAddressInstructionPass.cpp
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@ -108,6 +108,7 @@ namespace {
void ProcessCopy(MachineInstr *MI, MachineBasicBlock *MBB,
SmallPtrSet<MachineInstr*, 8> &Processed);
public:
static char ID; // Pass identification, replacement for typeid
TwoAddressInstructionPass() : MachineFunctionPass(&ID) {}
@ -782,7 +783,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
if (FirstTied) {
++NumTwoAddressInstrs;
DOUT << '\t'; DEBUG(mi->print(*cerr.stream(), &TM));
DOUT << '\t' << *mi;
}
FirstTied = false;
@ -803,7 +804,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
unsigned regASubIdx = mi->getOperand(ti).getSubReg();
assert(TargetRegisterInfo::isVirtualRegister(regB) &&
"cannot update physical register live information");
"cannot make instruction into two-address form");
#ifndef NDEBUG
// First, verify that we don't have a use of a in the instruction (a =
@ -976,7 +977,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
LV->addVirtualRegisterDead(regB, prevMI);
}
DOUT << "\t\tprepend:\t"; DEBUG(prevMI->print(*cerr.stream(), &TM));
DOUT << "\t\tprepend:\t" << *prevMI;
// Replace all occurences of regB with regA.
for (unsigned i = 0, e = mi->getNumOperands(); i != e; ++i) {
@ -990,7 +991,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
mi->getOperand(ti).setReg(mi->getOperand(si).getReg());
MadeChange = true;
DOUT << "\t\trewrite to:\t"; DEBUG(mi->print(*cerr.stream(), &TM));
DOUT << "\t\trewrite to:\t" << *mi;
}
mi = nmi;