diff options
Diffstat (limited to 'llvm/tools/llvm-objdump/llvm-objdump.cpp')
-rw-r--r-- | llvm/tools/llvm-objdump/llvm-objdump.cpp | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp index e8efc560dfc..c91555dc7b7 100644 --- a/llvm/tools/llvm-objdump/llvm-objdump.cpp +++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp @@ -20,11 +20,6 @@ #include "llvm/ADT/STLExtras.h" #include "llvm/ADT/StringExtras.h" #include "llvm/ADT/Triple.h" -#include "llvm/MC/MCAnalysis/MCAtom.h" -#include "llvm/MC/MCAnalysis/MCFunction.h" -#include "llvm/MC/MCAnalysis/MCModule.h" -#include "llvm/MC/MCAnalysis/MCModuleYAML.h" -#include "llvm/MC/MCAnalysis/MCObjectSymbolizer.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCContext.h" #include "llvm/MC/MCDisassembler.h" @@ -32,7 +27,6 @@ #include "llvm/MC/MCInstPrinter.h" #include "llvm/MC/MCInstrAnalysis.h" #include "llvm/MC/MCInstrInfo.h" -#include "llvm/MC/MCObjectDisassembler.h" #include "llvm/MC/MCObjectFileInfo.h" #include "llvm/MC/MCRegisterInfo.h" #include "llvm/MC/MCRelocationInfo.h" @@ -141,20 +135,6 @@ static cl::alias PrivateHeadersShort("p", cl::desc("Alias for --private-headers"), cl::aliasopt(PrivateHeaders)); -static cl::opt<bool> -Symbolize("symbolize", cl::desc("When disassembling instructions, " - "try to symbolize operands.")); - -static cl::opt<bool> -CFG("cfg", cl::desc("Create a CFG for every function found in the object" - " and write it to a graphviz file")); - -// FIXME: Does it make sense to have a dedicated tool for yaml cfg output? -static cl::opt<std::string> -YAMLCFG("yaml-cfg", - cl::desc("Create a CFG and write it as a YAML MCModule."), - cl::value_desc("yaml output file")); - static StringRef ToolName; bool llvm::error(std::error_code EC) { @@ -200,53 +180,6 @@ static const Target *getTarget(const ObjectFile *Obj = nullptr) { return TheTarget; } -// Write a graphviz file for the CFG inside an MCFunction. -// FIXME: Use GraphWriter -static void emitDOTFile(const char *FileName, const MCFunction &f, - MCInstPrinter *IP) { - // Start a new dot file. - std::error_code EC; - raw_fd_ostream Out(FileName, EC, sys::fs::F_Text); - if (EC) { - errs() << "llvm-objdump: warning: " << EC.message() << '\n'; - return; - } - - Out << "digraph \"" << f.getName() << "\" {\n"; - Out << "graph [ rankdir = \"LR\" ];\n"; - for (MCFunction::const_iterator i = f.begin(), e = f.end(); i != e; ++i) { - // Only print blocks that have predecessors. - bool hasPreds = (*i)->pred_begin() != (*i)->pred_end(); - - if (!hasPreds && i != f.begin()) - continue; - - Out << '"' << (*i)->getInsts()->getBeginAddr() << "\" [ label=\"<a>"; - // Print instructions. - for (unsigned ii = 0, ie = (*i)->getInsts()->size(); ii != ie; - ++ii) { - if (ii != 0) // Not the first line, start a new row. - Out << '|'; - if (ii + 1 == ie) // Last line, add an end id. - Out << "<o>"; - - // Escape special chars and print the instruction in mnemonic form. - std::string Str; - raw_string_ostream OS(Str); - IP->printInst(&(*i)->getInsts()->at(ii).Inst, OS, ""); - Out << DOT::EscapeString(OS.str()); - } - Out << "\" shape=\"record\" ];\n"; - - // Add edges. - for (MCBasicBlock::succ_const_iterator si = (*i)->succ_begin(), - se = (*i)->succ_end(); si != se; ++si) - Out << (*i)->getInsts()->getBeginAddr() << ":o -> " - << (*si)->getInsts()->getBeginAddr() << ":a\n"; - } - Out << "}\n"; -} - void llvm::DumpBytes(StringRef bytes) { static const char hex_rep[] = "0123456789abcdef"; // FIXME: The real way to do this is to figure out the longest instruction @@ -335,19 +268,6 @@ static void DisassembleObject(const ObjectFile *Obj, bool InlineRelocs) { return; } - - if (Symbolize) { - std::unique_ptr<MCRelocationInfo> RelInfo( - TheTarget->createMCRelocationInfo(TripleName, Ctx)); - if (RelInfo) { - std::unique_ptr<MCSymbolizer> Symzer( - MCObjectSymbolizer::createObjectSymbolizer(Ctx, std::move(RelInfo), - Obj)); - if (Symzer) - DisAsm->setSymbolizer(std::move(Symzer)); - } - } - std::unique_ptr<const MCInstrAnalysis> MIA( TheTarget->createMCInstrAnalysis(MII.get())); @@ -360,45 +280,6 @@ static void DisassembleObject(const ObjectFile *Obj, bool InlineRelocs) { return; } - if (CFG || !YAMLCFG.empty()) { - std::unique_ptr<MCObjectDisassembler> OD( - new MCObjectDisassembler(*Obj, *DisAsm, *MIA)); - std::unique_ptr<MCModule> Mod(OD->buildModule(/* withCFG */ true)); - for (MCModule::const_atom_iterator AI = Mod->atom_begin(), - AE = Mod->atom_end(); - AI != AE; ++AI) { - outs() << "Atom " << (*AI)->getName() << ": \n"; - if (const MCTextAtom *TA = dyn_cast<MCTextAtom>(*AI)) { - for (MCTextAtom::const_iterator II = TA->begin(), IE = TA->end(); - II != IE; - ++II) { - IP->printInst(&II->Inst, outs(), ""); - outs() << "\n"; - } - } - } - if (CFG) { - for (MCModule::const_func_iterator FI = Mod->func_begin(), - FE = Mod->func_end(); - FI != FE; ++FI) { - static int filenum = 0; - emitDOTFile((Twine((*FI)->getName()) + "_" + - utostr(filenum) + ".dot").str().c_str(), - **FI, IP.get()); - ++filenum; - } - } - if (!YAMLCFG.empty()) { - std::error_code EC; - raw_fd_ostream YAMLOut(YAMLCFG, EC, sys::fs::F_Text); - if (EC) { - errs() << ToolName << ": warning: " << EC.message() << '\n'; - return; - } - mcmodule2yaml(YAMLOut, *Mod, *MII, *MRI); - } - } - StringRef Fmt = Obj->getBytesInAddress() > 4 ? "\t\t%016" PRIx64 ": " : "\t\t\t%08" PRIx64 ": "; |