diff options
Diffstat (limited to 'contrib/llvm/tools/llvm-dwarfdump')
3 files changed, 70 insertions, 0 deletions
diff --git a/contrib/llvm/tools/llvm-dwarfdump/LLVMBuild.txt b/contrib/llvm/tools/llvm-dwarfdump/LLVMBuild.txt new file mode 100644 index 0000000..a9dca3e --- /dev/null +++ b/contrib/llvm/tools/llvm-dwarfdump/LLVMBuild.txt @@ -0,0 +1,22 @@ +;===- ./tools/llvm-dwarfdump/LLVMBuild.txt ---------------------*- Conf -*--===; +; +; The LLVM Compiler Infrastructure +; +; This file is distributed under the University of Illinois Open Source +; License. See LICENSE.TXT for details. +; +;===------------------------------------------------------------------------===; +; +; This is an LLVMBuild description file for the components in this subdirectory. +; +; For more information on the LLVMBuild system, please see: +; +; http://llvm.org/docs/LLVMBuild.html +; +;===------------------------------------------------------------------------===; + +[component_0] +type = Tool +name = llvm-dwarfdump +parent = Tools +required_libraries = DebugInfoDWARF Object diff --git a/contrib/llvm/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt b/contrib/llvm/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt new file mode 100644 index 0000000..1de35a3 --- /dev/null +++ b/contrib/llvm/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt @@ -0,0 +1,14 @@ +set(LLVM_LINK_COMPONENTS + DebugInfoDWARF + Object + Support + ) + +add_llvm_executable(llvm-dwarfdump-fuzzer + EXCLUDE_FROM_ALL + llvm-dwarfdump-fuzzer.cpp + ) + +target_link_libraries(llvm-dwarfdump-fuzzer + LLVMFuzzer + ) diff --git a/contrib/llvm/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp b/contrib/llvm/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp new file mode 100644 index 0000000..af0ac36 --- /dev/null +++ b/contrib/llvm/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp @@ -0,0 +1,34 @@ +//===-- llvm-dwarfdump-fuzzer.cpp - Fuzz the llvm-dwarfdump tool ----------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +/// +/// \file +/// \brief This file implements a function that runs llvm-dwarfdump +/// on a single input. This function is then linked into the Fuzzer library. +/// +//===----------------------------------------------------------------------===// +#include "llvm/DebugInfo/DIContext.h" +#include "llvm/DebugInfo/DWARF/DWARFContext.h" +#include "llvm/Object/ObjectFile.h" +#include "llvm/Support/MemoryBuffer.h" + +using namespace llvm; +using namespace object; + +extern "C" void LLVMFuzzerTestOneInput(uint8_t *data, size_t size) { + std::unique_ptr<MemoryBuffer> Buff = MemoryBuffer::getMemBuffer( + StringRef((const char *)data, size), "", false); + + ErrorOr<std::unique_ptr<ObjectFile>> ObjOrErr = + ObjectFile::createObjectFile(Buff->getMemBufferRef()); + if (!ObjOrErr) + return; + ObjectFile &Obj = *ObjOrErr.get(); + std::unique_ptr<DIContext> DICtx(new DWARFContextInMemory(Obj)); + DICtx->dump(nulls(), DIDT_All); +} |
