forked from OSchip/llvm-project
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
//===-------- StackMapPrinter.h - Pretty-print stackmaps --------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TOOLS_LLVM_READOBJ_STACKMAPPRINTER_H
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#define LLVM_TOOLS_LLVM_READOBJ_STACKMAPPRINTER_H
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#include "llvm/Object/StackMapParser.h"
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namespace llvm {
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// Pretty print a stackmap to the given ostream.
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template <typename OStreamT, typename StackMapParserT>
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void prettyPrintStackMap(OStreamT &OS, const StackMapParserT &SMP) {
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OS << "LLVM StackMap Version: " << SMP.getVersion()
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<< "\nNum Functions: " << SMP.getNumFunctions();
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// Functions:
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for (const auto &F : SMP.functions())
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OS << "\n Function address: " << F.getFunctionAddress()
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<< ", stack size: " << F.getStackSize();
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// Constants:
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OS << "\nNum Constants: " << SMP.getNumConstants();
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unsigned ConstantIndex = 0;
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for (const auto &C : SMP.constants())
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OS << "\n #" << ++ConstantIndex << ": " << C.getValue();
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// Records:
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OS << "\nNum Records: " << SMP.getNumRecords();
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for (const auto &R : SMP.records()) {
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OS << "\n Record ID: " << R.getID()
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<< ", instruction offset: " << R.getInstructionOffset()
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<< "\n " << R.getNumLocations() << " locations:";
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unsigned LocationIndex = 0;
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for (const auto &Loc : R.locations()) {
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OS << "\n #" << ++LocationIndex << ": ";
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switch (Loc.getKind()) {
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case StackMapParserT::LocationKind::Register:
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OS << "Register R#" << Loc.getDwarfRegNum();
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break;
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case StackMapParserT::LocationKind::Direct:
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OS << "Direct R#" << Loc.getDwarfRegNum() << " + "
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<< Loc.getOffset();
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break;
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case StackMapParserT::LocationKind::Indirect:
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OS << "Indirect [R#" << Loc.getDwarfRegNum() << " + "
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<< Loc.getOffset() << "]";
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break;
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case StackMapParserT::LocationKind::Constant:
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OS << "Constant " << Loc.getSmallConstant();
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break;
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case StackMapParserT::LocationKind::ConstantIndex:
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OS << "ConstantIndex #" << Loc.getConstantIndex() << " ("
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<< SMP.getConstant(Loc.getConstantIndex()).getValue() << ")";
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break;
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}
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}
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OS << "\n " << R.getNumLiveOuts() << " live-outs: [ ";
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for (const auto &LO : R.liveouts())
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OS << "R#" << LO.getDwarfRegNum() << " ("
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<< LO.getSizeInBytes() << "-bytes) ";
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OS << "]\n";
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}
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OS << "\n";
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}
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}
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#endif
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