forked from OSchip/llvm-project
148 lines
4.2 KiB
C
148 lines
4.2 KiB
C
//===-- FuzzerPlatform.h --------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
// Common platform macros.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_FUZZER_PLATFORM_H
|
|
#define LLVM_FUZZER_PLATFORM_H
|
|
|
|
// Platform detection.
|
|
#ifdef __linux__
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 1
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif __APPLE__
|
|
#define LIBFUZZER_APPLE 1
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif __NetBSD__
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 1
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif __FreeBSD__
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 1
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif _WIN32
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 1
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif __Fuchsia__
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 1
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 0
|
|
#elif __EMSCRIPTEN__
|
|
#define LIBFUZZER_APPLE 0
|
|
#define LIBFUZZER_FUCHSIA 0
|
|
#define LIBFUZZER_LINUX 0
|
|
#define LIBFUZZER_NETBSD 0
|
|
#define LIBFUZZER_FREEBSD 0
|
|
#define LIBFUZZER_WINDOWS 0
|
|
#define LIBFUZZER_EMSCRIPTEN 1
|
|
#else
|
|
#error "Support for your platform has not been implemented"
|
|
#endif
|
|
|
|
#if defined(_MSC_VER) && !defined(__clang__)
|
|
// MSVC compiler is being used.
|
|
#define LIBFUZZER_MSVC 1
|
|
#else
|
|
#define LIBFUZZER_MSVC 0
|
|
#endif
|
|
|
|
#ifndef __has_attribute
|
|
#define __has_attribute(x) 0
|
|
#endif
|
|
|
|
#define LIBFUZZER_POSIX \
|
|
(LIBFUZZER_APPLE || LIBFUZZER_LINUX || LIBFUZZER_NETBSD || \
|
|
LIBFUZZER_FREEBSD || LIBFUZZER_EMSCRIPTEN)
|
|
|
|
#ifdef __x86_64
|
|
#if __has_attribute(target)
|
|
#define ATTRIBUTE_TARGET_POPCNT __attribute__((target("popcnt")))
|
|
#else
|
|
#define ATTRIBUTE_TARGET_POPCNT
|
|
#endif
|
|
#else
|
|
#define ATTRIBUTE_TARGET_POPCNT
|
|
#endif
|
|
|
|
#ifdef __clang__ // avoid gcc warning.
|
|
#if __has_attribute(no_sanitize)
|
|
#define ATTRIBUTE_NO_SANITIZE_MEMORY __attribute__((no_sanitize("memory")))
|
|
#else
|
|
#define ATTRIBUTE_NO_SANITIZE_MEMORY
|
|
#endif
|
|
#define ALWAYS_INLINE __attribute__((always_inline))
|
|
#else
|
|
#define ATTRIBUTE_NO_SANITIZE_MEMORY
|
|
#define ALWAYS_INLINE
|
|
#endif // __clang__
|
|
|
|
#if LIBFUZZER_WINDOWS
|
|
#define ATTRIBUTE_NO_SANITIZE_ADDRESS
|
|
#else
|
|
#define ATTRIBUTE_NO_SANITIZE_ADDRESS __attribute__((no_sanitize_address))
|
|
#endif
|
|
|
|
#if LIBFUZZER_WINDOWS
|
|
#define ATTRIBUTE_ALIGNED(X) __declspec(align(X))
|
|
#define ATTRIBUTE_INTERFACE __declspec(dllexport)
|
|
// This is used for __sancov_lowest_stack which is needed for
|
|
// -fsanitize-coverage=stack-depth. That feature is not yet available on
|
|
// Windows, so make the symbol static to avoid linking errors.
|
|
#define ATTRIBUTES_INTERFACE_TLS_INITIAL_EXEC static
|
|
#define ATTRIBUTE_NOINLINE __declspec(noinline)
|
|
#else
|
|
#define ATTRIBUTE_ALIGNED(X) __attribute__((aligned(X)))
|
|
#define ATTRIBUTE_INTERFACE __attribute__((visibility("default")))
|
|
#define ATTRIBUTES_INTERFACE_TLS_INITIAL_EXEC \
|
|
ATTRIBUTE_INTERFACE __attribute__((tls_model("initial-exec"))) thread_local
|
|
|
|
#define ATTRIBUTE_NOINLINE __attribute__((noinline))
|
|
#endif
|
|
|
|
#if defined(__has_feature)
|
|
#if __has_feature(address_sanitizer)
|
|
#define ATTRIBUTE_NO_SANITIZE_ALL ATTRIBUTE_NO_SANITIZE_ADDRESS
|
|
#elif __has_feature(memory_sanitizer)
|
|
#define ATTRIBUTE_NO_SANITIZE_ALL ATTRIBUTE_NO_SANITIZE_MEMORY
|
|
#else
|
|
#define ATTRIBUTE_NO_SANITIZE_ALL
|
|
#endif
|
|
#else
|
|
#define ATTRIBUTE_NO_SANITIZE_ALL
|
|
#endif
|
|
|
|
#endif // LLVM_FUZZER_PLATFORM_H
|