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Remove usage of MachineBasicBlock::get

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4342 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-10-28 19:01:16 +00:00
parent fb3a0aed9b
commit fcffe865f9
2 changed files with 36 additions and 28 deletions
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32
lib/CodeGen/InstrSelection/InstrSelection.cpp
View File

@ -176,9 +176,9 @@ InstructionSelection::InsertCodeForPhis(Function &F)
{
// for all basic blocks in function
//
for (Function::iterator BB = F.begin(); BB != F.end(); ++BB) {
BasicBlock::InstListType &InstList = BB->getInstList();
for (BasicBlock::iterator IIt = InstList.begin();
MachineFunction &MF = MachineFunction::get(&F);
for (MachineFunction::iterator BB = MF.begin(); BB != MF.end(); ++BB) {
for (BasicBlock::iterator IIt = BB->getBasicBlock()->begin();
PHINode *PN = dyn_cast<PHINode>(&*IIt); ++IIt) {
// FIXME: This is probably wrong...
Value *PhiCpRes = new PHINode(PN->getType(), "PhiCp:");
@ -208,11 +208,7 @@ InstructionSelection::InsertCodeForPhis(Function &F)
vector<MachineInstr*> mvec;
Target.getRegInfo().cpValue2Value(PhiCpRes, PN, mvec);
// get an iterator to machine instructions in the BB
MachineBasicBlock& bbMvec = MachineBasicBlock::get(BB);
bbMvec.insert(bbMvec.begin(), mvec.begin(), mvec.end());
BB->insert(BB->begin(), mvec.begin(), mvec.end());
} // for each Phi Instr in BB
} // for all BBs in function
}
@ -229,21 +225,29 @@ InstructionSelection::InsertPhiElimInstructions(BasicBlock *BB,
Instruction *TermInst = (Instruction*)BB->getTerminator();
MachineCodeForInstruction &MC4Term = MachineCodeForInstruction::get(TermInst);
MachineInstr *FirstMIOfTerm = MC4Term.front();
assert (FirstMIOfTerm && "No Machine Instrs for terminator");
MachineBasicBlock &bbMvec = MachineBasicBlock::get(BB);
MachineFunction &MF = MachineFunction::get(BB->getParent());
MachineBasicBlock *MBB;
// FIXME: if PHI instructions existed in the machine code, this would be
// unnecesary.
for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ++I)
if (I->getBasicBlock() == BB) {
MBB = I;
break;
}
// find the position of first machine instruction generated by the
// terminator of this BB
MachineBasicBlock::iterator MCIt =
std::find(bbMvec.begin(), bbMvec.end(), FirstMIOfTerm);
std::find(MBB->begin(), MBB->end(), FirstMIOfTerm);
assert( MCIt != bbMvec.end() && "Start inst of terminator not found");
assert(MCIt != MBB->end() && "Start inst of terminator not found");
// insert the copy instructions just before the first machine instruction
// generated for the terminator
bbMvec.insert(MCIt, CpVec.begin(), CpVec.end());
MBB->insert(MCIt, CpVec.begin(), CpVec.end());
}

32
lib/Target/SparcV9/InstrSelection/InstrSelection.cpp
View File

@ -176,9 +176,9 @@ InstructionSelection::InsertCodeForPhis(Function &F)
{
// for all basic blocks in function
//
for (Function::iterator BB = F.begin(); BB != F.end(); ++BB) {
BasicBlock::InstListType &InstList = BB->getInstList();
for (BasicBlock::iterator IIt = InstList.begin();
MachineFunction &MF = MachineFunction::get(&F);
for (MachineFunction::iterator BB = MF.begin(); BB != MF.end(); ++BB) {
for (BasicBlock::iterator IIt = BB->getBasicBlock()->begin();
PHINode *PN = dyn_cast<PHINode>(&*IIt); ++IIt) {
// FIXME: This is probably wrong...
Value *PhiCpRes = new PHINode(PN->getType(), "PhiCp:");
@ -208,11 +208,7 @@ InstructionSelection::InsertCodeForPhis(Function &F)
vector<MachineInstr*> mvec;
Target.getRegInfo().cpValue2Value(PhiCpRes, PN, mvec);
// get an iterator to machine instructions in the BB
MachineBasicBlock& bbMvec = MachineBasicBlock::get(BB);
bbMvec.insert(bbMvec.begin(), mvec.begin(), mvec.end());
BB->insert(BB->begin(), mvec.begin(), mvec.end());
} // for each Phi Instr in BB
} // for all BBs in function
}
@ -229,21 +225,29 @@ InstructionSelection::InsertPhiElimInstructions(BasicBlock *BB,
Instruction *TermInst = (Instruction*)BB->getTerminator();
MachineCodeForInstruction &MC4Term = MachineCodeForInstruction::get(TermInst);
MachineInstr *FirstMIOfTerm = MC4Term.front();
assert (FirstMIOfTerm && "No Machine Instrs for terminator");
MachineBasicBlock &bbMvec = MachineBasicBlock::get(BB);
MachineFunction &MF = MachineFunction::get(BB->getParent());
MachineBasicBlock *MBB;
// FIXME: if PHI instructions existed in the machine code, this would be
// unnecesary.
for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ++I)
if (I->getBasicBlock() == BB) {
MBB = I;
break;
}
// find the position of first machine instruction generated by the
// terminator of this BB
MachineBasicBlock::iterator MCIt =
std::find(bbMvec.begin(), bbMvec.end(), FirstMIOfTerm);
std::find(MBB->begin(), MBB->end(), FirstMIOfTerm);
assert( MCIt != bbMvec.end() && "Start inst of terminator not found");
assert(MCIt != MBB->end() && "Start inst of terminator not found");
// insert the copy instructions just before the first machine instruction
// generated for the terminator
bbMvec.insert(MCIt, CpVec.begin(), CpVec.end());
MBB->insert(MCIt, CpVec.begin(), CpVec.end());
}