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[CodeGen] Print MachineBasicBlock labels using MIR syntax in -debug output

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Instead of:

%bb.1: derived from LLVM BB %for.body

print:

bb.1.for.body:

Also use MIR syntax for MBB attributes like "align", "landing-pad", etc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@324563 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Francis Visoiu Mistrih
2018-02-08 05:02:00 +00:00
parent 1176aede92
commit 530107fbbb
12 changed files with 67 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CodeGen/MachineBasicBlock.cpp
+33 -13
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@@ -270,6 +270,7 @@ void MachineBasicBlock::print(raw_ostream &OS, const SlotIndexes *Indexes,
const Function &F = MF->getFunction();
const Module *M = F.getParent();
ModuleSlotTracker MST(M);
MST.incorporateFunction(F);
print(OS, MST, Indexes, IsStandalone);
}
@@ -286,21 +287,40 @@ void MachineBasicBlock::print(raw_ostream &OS, ModuleSlotTracker &MST,
if (Indexes)
OS << Indexes->getMBBStartIdx(this) << '\t';
OS << printMBBReference(*this) << ": ";
const char *Comma = "";
if (const BasicBlock *LBB = getBasicBlock()) {
OS << Comma << "derived from LLVM BB ";
LBB->printAsOperand(OS, /*PrintType=*/false, MST);
Comma = ", ";
OS << "bb." << getNumber();
bool HasAttributes = false;
if (const auto *BB = getBasicBlock()) {
if (BB->hasName()) {
OS << "." << BB->getName();
} else {
HasAttributes = true;
OS << " (";
int Slot = MST.getLocalSlot(BB);
if (Slot == -1)
OS << "<ir-block badref>";
else
OS << (Twine("%ir-block.") + Twine(Slot)).str();
}
}
if (isEHPad()) { OS << Comma << "EH LANDING PAD"; Comma = ", "; }
if (hasAddressTaken()) { OS << Comma << "ADDRESS TAKEN"; Comma = ", "; }
if (Alignment)
OS << Comma << "Align " << Alignment << " (" << (1u << Alignment)
<< " bytes)";
OS << '\n';
if (hasAddressTaken()) {
OS << (HasAttributes ? ", " : " (");
OS << "address-taken";
HasAttributes = true;
}
if (isEHPad()) {
OS << (HasAttributes ? ", " : " (");
OS << "landing-pad";
HasAttributes = true;
}
if (getAlignment()) {
OS << (HasAttributes ? ", " : " (");
OS << "align " << getAlignment();
HasAttributes = true;
}
if (HasAttributes)
OS << ")";
OS << ":\n";
const TargetRegisterInfo *TRI = MF->getSubtarget().getRegisterInfo();
if (!livein_empty()) {