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71 lines
1.9 KiB
71 lines
1.9 KiB
//===--- Disasm.cpp - Disassembler for bytecode functions -------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Dump method for Function which disassembles the bytecode.
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//
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//===----------------------------------------------------------------------===//
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#include "Function.h"
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#include "Opcode.h"
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#include "PrimType.h"
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#include "Program.h"
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#include "clang/AST/DeclCXX.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/Format.h"
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using namespace clang;
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using namespace clang::interp;
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LLVM_DUMP_METHOD void Function::dump() const { dump(llvm::errs()); }
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LLVM_DUMP_METHOD void Function::dump(llvm::raw_ostream &OS) const {
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if (F) {
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if (auto *Cons = dyn_cast<CXXConstructorDecl>(F)) {
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DeclarationName Name = Cons->getParent()->getDeclName();
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OS << Name << "::" << Name << ":\n";
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} else {
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OS << F->getDeclName() << ":\n";
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}
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} else {
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OS << "<<expr>>\n";
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}
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OS << "frame size: " << getFrameSize() << "\n";
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OS << "arg size: " << getArgSize() << "\n";
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OS << "rvo: " << hasRVO() << "\n";
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auto PrintName = [&OS](const char *Name) {
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OS << Name;
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for (long I = 0, N = strlen(Name); I < 30 - N; ++I) {
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OS << ' ';
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}
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};
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for (CodePtr Start = getCodeBegin(), PC = Start; PC != getCodeEnd();) {
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size_t Addr = PC - Start;
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auto Op = PC.read<Opcode>();
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OS << llvm::format("%8d", Addr) << " ";
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switch (Op) {
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#define GET_DISASM
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#include "Opcodes.inc"
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#undef GET_DISASM
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}
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}
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}
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LLVM_DUMP_METHOD void Program::dump() const { dump(llvm::errs()); }
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LLVM_DUMP_METHOD void Program::dump(llvm::raw_ostream &OS) const {
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for (auto &Func : Funcs) {
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Func.second->dump();
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}
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for (auto &Anon : AnonFuncs) {
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Anon->dump();
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}
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}
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