summaryrefslogtreecommitdiff
path: root/lib/CodeGen/StackSlotColoring.cpp
diff options
context:
space:
mode:
authorChris Lattner <sabre@nondot.org>2009-08-23 06:35:02 +0000
committerChris Lattner <sabre@nondot.org>2009-08-23 06:35:02 +0000
commitbbbfa99d3d18fe9f20265305e833666645ada528 (patch)
tree7aa28cb3cab723f6a1f3866572babbb93334dd05 /lib/CodeGen/StackSlotColoring.cpp
parent8142ce568d40545582e2e43a9e0aa57cd67d6da2 (diff)
downloadllvm-bbbfa99d3d18fe9f20265305e833666645ada528.tar.gz
llvm-bbbfa99d3d18fe9f20265305e833666645ada528.tar.bz2
llvm-bbbfa99d3d18fe9f20265305e833666645ada528.tar.xz
remove a few DOUTs here and there.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79832 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/StackSlotColoring.cpp')
-rw-r--r--lib/CodeGen/StackSlotColoring.cpp27
1 files changed, 14 insertions, 13 deletions
diff --git a/lib/CodeGen/StackSlotColoring.cpp b/lib/CodeGen/StackSlotColoring.cpp
index e491c285ff..5884b8213b 100644
--- a/lib/CodeGen/StackSlotColoring.cpp
+++ b/lib/CodeGen/StackSlotColoring.cpp
@@ -198,7 +198,7 @@ void StackSlotColoring::InitializeSlots() {
Assignments.resize(LastFI);
// Gather all spill slots into a list.
- DOUT << "Spill slot intervals:\n";
+ DEBUG(errs() << "Spill slot intervals:\n");
for (LiveStacks::iterator i = LS->begin(), e = LS->end(); i != e; ++i) {
LiveInterval &li = i->second;
DEBUG(li.dump());
@@ -210,7 +210,7 @@ void StackSlotColoring::InitializeSlots() {
OrigSizes[FI] = MFI->getObjectSize(FI);
AllColors.set(FI);
}
- DOUT << '\n';
+ DEBUG(errs() << '\n');
// Sort them by weight.
std::stable_sort(SSIntervals.begin(), SSIntervals.end(), IntervalSorter());
@@ -242,7 +242,7 @@ StackSlotColoring::ColorSlotsWithFreeRegs(SmallVector<int, 16> &SlotMapping,
return false;
bool Changed = false;
- DOUT << "Assigning unused registers to spill slots:\n";
+ DEBUG(errs() << "Assigning unused registers to spill slots:\n");
for (unsigned i = 0, e = SSIntervals.size(); i != e; ++i) {
LiveInterval *li = SSIntervals[i];
int SS = li->getStackSlotIndex();
@@ -272,7 +272,8 @@ StackSlotColoring::ColorSlotsWithFreeRegs(SmallVector<int, 16> &SlotMapping,
AllColored = false;
continue;
} else {
- DOUT << "Assigning fi#" << RSS << " to " << TRI->getName(Reg) << '\n';
+ DEBUG(errs() << "Assigning fi#" << RSS << " to "
+ << TRI->getName(Reg) << '\n');
ColoredRegs.push_back(Reg);
SlotMapping[RSS] = Reg;
SlotIsReg.set(RSS);
@@ -299,7 +300,7 @@ StackSlotColoring::ColorSlotsWithFreeRegs(SmallVector<int, 16> &SlotMapping,
++NumEliminated;
}
}
- DOUT << '\n';
+ DEBUG(errs() << '\n');
return Changed;
}
@@ -334,7 +335,7 @@ int StackSlotColoring::ColorSlot(LiveInterval *li) {
// Record the assignment.
Assignments[Color].push_back(li);
int FI = li->getStackSlotIndex();
- DOUT << "Assigning fi#" << FI << " to fi#" << Color << "\n";
+ DEBUG(errs() << "Assigning fi#" << FI << " to fi#" << Color << "\n");
// Change size and alignment of the allocated slot. If there are multiple
// objects sharing the same slot, then make sure the size and alignment
@@ -358,7 +359,7 @@ bool StackSlotColoring::ColorSlots(MachineFunction &MF) {
BitVector SlotIsReg(NumObjs);
BitVector UsedColors(NumObjs);
- DOUT << "Color spill slot intervals:\n";
+ DEBUG(errs() << "Color spill slot intervals:\n");
bool Changed = false;
for (unsigned i = 0, e = SSIntervals.size(); i != e; ++i) {
LiveInterval *li = SSIntervals[i];
@@ -372,7 +373,7 @@ bool StackSlotColoring::ColorSlots(MachineFunction &MF) {
Changed |= (SS != NewSS);
}
- DOUT << "\nSpill slots after coloring:\n";
+ DEBUG(errs() << "\nSpill slots after coloring:\n");
for (unsigned i = 0, e = SSIntervals.size(); i != e; ++i) {
LiveInterval *li = SSIntervals[i];
int SS = li->getStackSlotIndex();
@@ -384,7 +385,7 @@ bool StackSlotColoring::ColorSlots(MachineFunction &MF) {
#ifndef NDEBUG
for (unsigned i = 0, e = SSIntervals.size(); i != e; ++i)
DEBUG(SSIntervals[i]->dump());
- DOUT << '\n';
+ DEBUG(errs() << '\n');
#endif
// Can we "color" a stack slot with a unused register?
@@ -416,7 +417,7 @@ bool StackSlotColoring::ColorSlots(MachineFunction &MF) {
// Delete unused stack slots.
while (NextColor != -1) {
- DOUT << "Removing unused stack object fi#" << NextColor << "\n";
+ DEBUG(errs() << "Removing unused stack object fi#" << NextColor << "\n");
MFI->RemoveStackObject(NextColor);
NextColor = AllColors.find_next(NextColor);
}
@@ -610,7 +611,7 @@ StackSlotColoring::UnfoldAndRewriteInstruction(MachineInstr *MI, int OldFI,
MachineBasicBlock *MBB = MI->getParent();
if (unsigned DstReg = TII->isLoadFromStackSlot(MI, OldFI)) {
if (PropagateForward(MI, MBB, DstReg, Reg)) {
- DOUT << "Eliminated load: ";
+ DEBUG(errs() << "Eliminated load: ");
DEBUG(MI->dump());
++NumLoadElim;
} else {
@@ -626,7 +627,7 @@ StackSlotColoring::UnfoldAndRewriteInstruction(MachineInstr *MI, int OldFI,
}
} else if (unsigned SrcReg = TII->isStoreToStackSlot(MI, OldFI)) {
if (MI->killsRegister(SrcReg) && PropagateBackward(MI, MBB, SrcReg, Reg)) {
- DOUT << "Eliminated store: ";
+ DEBUG(errs() << "Eliminated store: ");
DEBUG(MI->dump());
++NumStoreElim;
} else {
@@ -704,7 +705,7 @@ bool StackSlotColoring::RemoveDeadStores(MachineBasicBlock* MBB) {
bool StackSlotColoring::runOnMachineFunction(MachineFunction &MF) {
- DOUT << "********** Stack Slot Coloring **********\n";
+ DEBUG(errs() << "********** Stack Slot Coloring **********\n");
MFI = MF.getFrameInfo();
MRI = &MF.getRegInfo();