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author | Dan Gohman <gohman@apple.com> | 2010-05-07 16:22:32 +0000 |
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committer | Dan Gohman <gohman@apple.com> | 2010-05-07 16:22:32 +0000 |
commit | ef0b14593bb8dd5651606925584adb1ac1096ba5 (patch) | |
tree | 887bc7f2ed8e1ee5820974931b75c4bf8cb76ab0 /lib/Analysis/ModuleDebugInfoPrinter.cpp | |
parent | c014d0963e50deb5cfdc49e3abb4ba21db099a2e (diff) | |
download | llvm-ef0b14593bb8dd5651606925584adb1ac1096ba5.tar.gz llvm-ef0b14593bb8dd5651606925584adb1ac1096ba5.tar.bz2 llvm-ef0b14593bb8dd5651606925584adb1ac1096ba5.tar.xz |
Add a simple module-level debug info printer. It just sets up a
DebugInfoFinder and iterates over all the contents calling print.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103262 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ModuleDebugInfoPrinter.cpp')
-rw-r--r-- | lib/Analysis/ModuleDebugInfoPrinter.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/lib/Analysis/ModuleDebugInfoPrinter.cpp b/lib/Analysis/ModuleDebugInfoPrinter.cpp new file mode 100644 index 0000000000..556d4c8aab --- /dev/null +++ b/lib/Analysis/ModuleDebugInfoPrinter.cpp @@ -0,0 +1,86 @@ +//===-- ModuleDebugInfoPrinter.cpp - Prints module debug info metadata ----===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This pass decodes the debug info metadata in a module and prints in a +// (sufficiently-prepared-) human-readable form. +// +// For example, run this pass from opt along with the -analyze option, and +// it'll print to standard output. +// +//===----------------------------------------------------------------------===// + +#include "llvm/Analysis/Passes.h" +#include "llvm/Analysis/DebugInfo.h" +#include "llvm/Assembly/Writer.h" +#include "llvm/Pass.h" +#include "llvm/Function.h" +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/raw_ostream.h" +#include "llvm/ADT/Statistic.h" +using namespace llvm; + +namespace { + class ModuleDebugInfoPrinter : public ModulePass { + DebugInfoFinder Finder; + public: + static char ID; // Pass identification, replacement for typeid + ModuleDebugInfoPrinter() : ModulePass(&ID) {} + + virtual bool runOnModule(Module &M); + + virtual void getAnalysisUsage(AnalysisUsage &AU) const { + AU.setPreservesAll(); + } + virtual void print(raw_ostream &O, const Module *M) const; + }; +} + +char ModuleDebugInfoPrinter::ID = 0; +static RegisterPass<ModuleDebugInfoPrinter> +X("module-debuginfo", + "Decodes module-level debug info", false, true); + +ModulePass *llvm::createModuleDebugInfoPrinterPass() { + return new ModuleDebugInfoPrinter(); +} + +bool ModuleDebugInfoPrinter::runOnModule(Module &M) { + Finder.processModule(M); + return false; +} + +void ModuleDebugInfoPrinter::print(raw_ostream &O, const Module *M) const { + for (DebugInfoFinder::iterator I = Finder.compile_unit_begin(), + E = Finder.compile_unit_end(); I != E; ++I) { + O << "Compile Unit: "; + DICompileUnit(*I).print(O); + O << '\n'; + } + + for (DebugInfoFinder::iterator I = Finder.subprogram_begin(), + E = Finder.subprogram_end(); I != E; ++I) { + O << "Subprogram: "; + DISubprogram(*I).print(O); + O << '\n'; + } + + for (DebugInfoFinder::iterator I = Finder.global_variable_begin(), + E = Finder.global_variable_end(); I != E; ++I) { + O << "GlobalVariable: "; + DIGlobalVariable(*I).print(O); + O << '\n'; + } + + for (DebugInfoFinder::iterator I = Finder.type_begin(), + E = Finder.type_end(); I != E; ++I) { + O << "Type: "; + DIType(*I).print(O); + O << '\n'; + } +} |