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-rw-r--r--gfx/angle/src/compiler/fuzz/translator_fuzzer.cpp161
1 files changed, 0 insertions, 161 deletions
diff --git a/gfx/angle/src/compiler/fuzz/translator_fuzzer.cpp b/gfx/angle/src/compiler/fuzz/translator_fuzzer.cpp
deleted file mode 100644
index 3ea117ba0..000000000
--- a/gfx/angle/src/compiler/fuzz/translator_fuzzer.cpp
+++ /dev/null
@@ -1,161 +0,0 @@
-//
-// Copyright (c) 2016 The ANGLE Project Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-//
-
-// translator_fuzzer.cpp: A libfuzzer fuzzer for the shader translator.
-
-#include <stddef.h>
-#include <stdint.h>
-#include <unordered_map>
-#include <iostream>
-
-#include "compiler/translator/Compiler.h"
-#include "angle_gl.h"
-
-using namespace sh;
-
-struct TranslatorCacheKey
-{
- bool operator==(const TranslatorCacheKey &other) const
- {
- return type == other.type && spec == other.spec && output == other.output;
- }
-
- uint32_t type = 0;
- uint32_t spec = 0;
- uint32_t output = 0;
-};
-
-namespace std
-{
-
-template <>
-struct hash<TranslatorCacheKey>
-{
- std::size_t operator()(const TranslatorCacheKey &k) const
- {
- return (hash<uint32_t>()(k.type) << 1) ^ (hash<uint32_t>()(k.spec) >> 1) ^
- hash<uint32_t>()(k.output);
- }
-};
-} // namespace std
-
-static std::unordered_map<TranslatorCacheKey, TCompiler *> translators;
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
-{
- // Reserve some size for future compile options
- const size_t kHeaderSize = 128;
-
- if (size <= kHeaderSize)
- {
- return 0;
- }
-
- // Make sure the rest of data will be a valid C string so that we don't have to copy it.
- if (data[size - 1] != 0)
- {
- return 0;
- }
-
- uint32_t type = *reinterpret_cast<const uint32_t *>(data);
- uint32_t spec = *reinterpret_cast<const uint32_t *>(data + 4);
- uint32_t output = *reinterpret_cast<const uint32_t *>(data + 8);
- uint64_t options = *reinterpret_cast<const uint64_t *>(data + 12);
-
- if (type != GL_FRAGMENT_SHADER && type != GL_VERTEX_SHADER)
- {
- return 0;
- }
-
- if (spec != SH_GLES2_SPEC && type != SH_WEBGL_SPEC && spec != SH_GLES3_SPEC &&
- spec != SH_WEBGL2_SPEC)
- {
- return 0;
- }
-
- std::vector<uint32_t> validOutputs;
- validOutputs.push_back(SH_ESSL_OUTPUT);
- validOutputs.push_back(SH_GLSL_COMPATIBILITY_OUTPUT);
- validOutputs.push_back(SH_GLSL_130_OUTPUT);
- validOutputs.push_back(SH_GLSL_140_OUTPUT);
- validOutputs.push_back(SH_GLSL_150_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_330_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_400_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_410_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_420_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_430_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_440_CORE_OUTPUT);
- validOutputs.push_back(SH_GLSL_450_CORE_OUTPUT);
- validOutputs.push_back(SH_HLSL_3_0_OUTPUT);
- validOutputs.push_back(SH_HLSL_4_1_OUTPUT);
- validOutputs.push_back(SH_HLSL_4_0_FL9_3_OUTPUT);
- bool found = false;
- for (auto valid : validOutputs)
- {
- found = found || (valid == output);
- }
- if (!found)
- {
- return 0;
- }
-
- size -= kHeaderSize;
- data += kHeaderSize;
-
- if (!ShInitialize())
- {
- return 0;
- }
-
- TranslatorCacheKey key;
- key.type = type;
- key.spec = spec;
- key.output = output;
-
- if (translators.find(key) == translators.end())
- {
- TCompiler *translator = ConstructCompiler(type, static_cast<ShShaderSpec>(spec),
- static_cast<ShShaderOutput>(output));
-
- if (!translator)
- {
- return 0;
- }
-
- ShBuiltInResources resources;
- ShInitBuiltInResources(&resources);
-
- // Enable all the extensions to have more coverage
- resources.OES_standard_derivatives = 1;
- resources.OES_EGL_image_external = 1;
- resources.OES_EGL_image_external_essl3 = 1;
- resources.NV_EGL_stream_consumer_external = 1;
- resources.ARB_texture_rectangle = 1;
- resources.EXT_blend_func_extended = 1;
- resources.EXT_draw_buffers = 1;
- resources.EXT_frag_depth = 1;
- resources.EXT_shader_texture_lod = 1;
- resources.WEBGL_debug_shader_precision = 1;
- resources.EXT_shader_framebuffer_fetch = 1;
- resources.NV_shader_framebuffer_fetch = 1;
- resources.ARM_shader_framebuffer_fetch = 1;
-
- if (!translator->Init(resources))
- {
- DeleteCompiler(translator);
- return 0;
- }
-
- translators[key] = translator;
- }
-
- TCompiler *translator = translators[key];
-
- const char *shaderStrings[] = {reinterpret_cast<const char *>(data)};
- translator->compile(shaderStrings, 1, options);
-
- return 0;
-}