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Make -print-machineinstrs more readable.

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- Be consistent when referring to MachineBasicBlocks: BB#0.
 - Be consistent when referring to virtual registers: %reg1024.
 - Be consistent when referring to unknown physical registers: %physreg10.
 - Be consistent when referring to known physical registers: %RAX
 - Be consistent when referring to register 0: %reg0
 - Be consistent when printing alignments: align=16
 - Print jump table contents.
 - Don't print host addresses, in general.
 - and various other cleanups.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85682 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2009-10-31 20:19:03 +00:00
parent 499a9377a3
commit 0ba90f3e34
6 changed files with 97 additions and 66 deletions
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71
lib/CodeGen/MachineFunction.cpp
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@ -52,7 +52,7 @@ namespace {
}
bool runOnMachineFunction(MachineFunction &MF) {
OS << Banner;
OS << "# " << Banner << ":\n";
MF.print(OS);
return false;
}
@ -303,7 +303,7 @@ void MachineFunction::dump() const {
}
void MachineFunction::print(raw_ostream &OS) const {
OS << "# Machine code for " << Fn->getName() << "():\n";
OS << "# Machine code for function " << Fn->getName() << ":\n";
// Print Frame Information
FrameInfo->print(*this, OS);
@ -317,34 +317,43 @@ void MachineFunction::print(raw_ostream &OS) const {
const TargetRegisterInfo *TRI = getTarget().getRegisterInfo();
if (RegInfo && !RegInfo->livein_empty()) {
OS << "Live Ins:";
OS << "Function Live Ins: ";
for (MachineRegisterInfo::livein_iterator
I = RegInfo->livein_begin(), E = RegInfo->livein_end(); I != E; ++I) {
if (TRI)
OS << " " << TRI->getName(I->first);
OS << "%" << TRI->getName(I->first);
else
OS << " Reg #" << I->first;
OS << " %physreg" << I->first;
if (I->second)
OS << " in VR#" << I->second << ' ';
OS << " in reg%" << I->second;
if (next(I) != E)
OS << ", ";
}
OS << '\n';
}
if (RegInfo && !RegInfo->liveout_empty()) {
OS << "Live Outs:";
OS << "Function Live Outs: ";
for (MachineRegisterInfo::liveout_iterator
I = RegInfo->liveout_begin(), E = RegInfo->liveout_end(); I != E; ++I)
I = RegInfo->liveout_begin(), E = RegInfo->liveout_end(); I != E; ++I){
if (TRI)
OS << ' ' << TRI->getName(*I);
OS << '%' << TRI->getName(*I);
else
OS << " Reg #" << *I;
OS << "%physreg" << *I;
if (next(I) != E)
OS << " ";
}
OS << '\n';
}
for (const_iterator BB = begin(), E = end(); BB != E; ++BB)
for (const_iterator BB = begin(), E = end(); BB != E; ++BB) {
OS << '\n';
BB->print(OS);
}
OS << "\n# End machine code for " << Fn->getName() << "().\n\n";
OS << "\n# End machine code for function " << Fn->getName() << ".\n\n";
}
namespace llvm {
@ -471,12 +480,16 @@ MachineFrameInfo::getPristineRegs(const MachineBasicBlock *MBB) const {
void MachineFrameInfo::print(const MachineFunction &MF, raw_ostream &OS) const{
if (Objects.empty()) return;
const TargetFrameInfo *FI = MF.getTarget().getFrameInfo();
int ValOffset = (FI ? FI->getOffsetOfLocalArea() : 0);
OS << "Frame Objects:\n";
for (unsigned i = 0, e = Objects.size(); i != e; ++i) {
const StackObject &SO = Objects[i];
OS << " <fi#" << (int)(i-NumFixedObjects) << ">: ";
OS << " fi#" << (int)(i-NumFixedObjects) << ": ";
if (SO.Size == ~0ULL) {
OS << "dead\n";
continue;
@ -484,15 +497,14 @@ void MachineFrameInfo::print(const MachineFunction &MF, raw_ostream &OS) const{
if (SO.Size == 0)
OS << "variable sized";
else
OS << "size is " << SO.Size << " byte" << (SO.Size != 1 ? "s," : ",");
OS << " alignment is " << SO.Alignment << " byte"
<< (SO.Alignment != 1 ? "s," : ",");
OS << "size=" << SO.Size;
OS << ", align=" << SO.Alignment;
if (i < NumFixedObjects)
OS << " fixed";
OS << ", fixed";
if (i < NumFixedObjects || SO.SPOffset != -1) {
int64_t Off = SO.SPOffset - ValOffset;
OS << " at location [SP";
OS << ", at location [SP";
if (Off > 0)
OS << "+" << Off;
else if (Off < 0)
@ -501,9 +513,6 @@ void MachineFrameInfo::print(const MachineFunction &MF, raw_ostream &OS) const{
}
OS << "\n";
}
if (HasVarSizedObjects)
OS << " Stack frame contains variable sized objects\n";
}
void MachineFrameInfo::dump(const MachineFunction &MF) const {
@ -547,12 +556,17 @@ MachineJumpTableInfo::ReplaceMBBInJumpTables(MachineBasicBlock *Old,
}
void MachineJumpTableInfo::print(raw_ostream &OS) const {
// FIXME: this is lame, maybe we could print out the MBB numbers or something
// like {1, 2, 4, 5, 3, 0}
if (JumpTables.empty()) return;
OS << "Jump Tables:\n";
for (unsigned i = 0, e = JumpTables.size(); i != e; ++i) {
OS << " <jt#" << i << "> has " << JumpTables[i].MBBs.size()
<< " entries\n";
OS << " jt#" << i << ": ";
for (unsigned j = 0, f = JumpTables[i].MBBs.size(); j != f; ++j)
OS << " BB#" << JumpTables[i].MBBs[j]->getNumber();
}
OS << '\n';
}
void MachineJumpTableInfo::dump() const { print(errs()); }
@ -664,13 +678,16 @@ unsigned MachineConstantPool::getConstantPoolIndex(MachineConstantPoolValue *V,
}
void MachineConstantPool::print(raw_ostream &OS) const {
if (Constants.empty()) return;
OS << "Constant Pool:\n";
for (unsigned i = 0, e = Constants.size(); i != e; ++i) {
OS << " <cp#" << i << "> is";
OS << " cp#" << i << ": ";
if (Constants[i].isMachineConstantPoolEntry())
Constants[i].Val.MachineCPVal->print(OS);
else
OS << *(Value*)Constants[i].Val.ConstVal;
OS << " , alignment=" << Constants[i].getAlignment();
OS << ", align=" << Constants[i].getAlignment();
OS << "\n";
}
}