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move target-independent opcodes out of TargetInstrInfo

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into TargetOpcodes.h.  #include the new TargetOpcodes.h
into MachineInstr.  Add new inline accessors (like isPHI())
to MachineInstr, and start using them throughout the 
codebase.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95687 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-02-09 19:54:29 +00:00
parent 4152778605
commit 518bb53485
63 changed files with 344 additions and 352 deletions
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13
lib/CodeGen/StrongPHIElimination.cpp
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@@ -419,7 +419,7 @@ void StrongPHIElimination::processBlock(MachineBasicBlock* MBB) {
// Iterate over all the PHI nodes in this block
MachineBasicBlock::iterator P = MBB->begin();
while (P != MBB->end() && P->getOpcode() == TargetInstrInfo::PHI) {
while (P != MBB->end() && P->isPHI()) {
unsigned DestReg = P->getOperand(0).getReg();
// Don't both doing PHI elimination for dead PHI's.
@@ -452,7 +452,7 @@ void StrongPHIElimination::processBlock(MachineBasicBlock* MBB) {
// We don't need to insert copies for implicit_defs.
MachineInstr* DefMI = MRI.getVRegDef(SrcReg);
if (DefMI->getOpcode() == TargetInstrInfo::IMPLICIT_DEF)
if (DefMI->isImplicitDef())
ProcessedNames.insert(SrcReg);
// Check for trivial interferences via liveness information, allowing us
@@ -470,7 +470,7 @@ void StrongPHIElimination::processBlock(MachineBasicBlock* MBB) {
if (isLiveIn(SrcReg, P->getParent(), LI) ||
isLiveOut(P->getOperand(0).getReg(),
MRI.getVRegDef(SrcReg)->getParent(), LI) ||
( MRI.getVRegDef(SrcReg)->getOpcode() == TargetInstrInfo::PHI &&
( MRI.getVRegDef(SrcReg)->isPHI() &&
isLiveIn(P->getOperand(0).getReg(),
MRI.getVRegDef(SrcReg)->getParent(), LI) ) ||
ProcessedNames.count(SrcReg) ||
@@ -810,7 +810,7 @@ void StrongPHIElimination::InsertCopies(MachineDomTreeNode* MDTN,
// Rewrite register uses from Stacks
for (MachineBasicBlock::iterator I = MBB->begin(), E = MBB->end();
I != E; ++I) {
if (I->getOpcode() == TargetInstrInfo::PHI)
if (I->isPHI())
continue;
for (unsigned i = 0; i < I->getNumOperands(); ++i)
@@ -907,8 +907,7 @@ bool StrongPHIElimination::runOnMachineFunction(MachineFunction &Fn) {
// Determine which phi node operands need copies
for (MachineFunction::iterator I = Fn.begin(), E = Fn.end(); I != E; ++I)
if (!I->empty() &&
I->begin()->getOpcode() == TargetInstrInfo::PHI)
if (!I->empty() && I->begin()->isPHI())
processBlock(I);
// Break interferences where two different phis want to coalesce
@@ -996,7 +995,7 @@ bool StrongPHIElimination::runOnMachineFunction(MachineFunction &Fn) {
for (MachineFunction::iterator I = Fn.begin(), E = Fn.end(); I != E; ++I) {
for (MachineBasicBlock::iterator BI = I->begin(), BE = I->end();
BI != BE; ++BI)
if (BI->getOpcode() == TargetInstrInfo::PHI)
if (BI->isPHI())
phis.push_back(BI);
}