Remove Full SPIRV-Cross fuzzers

BUG=chromium:972753

Change-Id: Ic61d5d0ed44b0693f4df09b1f9c34bd928609c3a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/8080
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>

BUILD.gn

@@ -787,11 +787,8 @@ group("dawn_fuzzers") {
   testonly = true
   deps = [
     "src/fuzzers:dawn_spirv_cross_glsl_fast_fuzzer",
-    "src/fuzzers:dawn_spirv_cross_glsl_full_fuzzer",
     "src/fuzzers:dawn_spirv_cross_hlsl_fast_fuzzer",
-    "src/fuzzers:dawn_spirv_cross_hlsl_full_fuzzer",
     "src/fuzzers:dawn_spirv_cross_msl_fast_fuzzer",
-    "src/fuzzers:dawn_spirv_cross_msl_full_fuzzer",
     "src/fuzzers:dawn_wire_server_and_frontend_fuzzer",
   ]
 }

src/fuzzers/BUILD.gn

@@ -92,19 +92,6 @@ dawn_fuzzer_test("dawn_spirv_cross_glsl_fast_fuzzer") {
   asan_options = [ "allow_user_segv_handler=1" ]
 }
 
-# TODO(rharrison): Remove asan_options once signal trap is no longer
-#                  needed.
-# Varies both the options and input data
-dawn_fuzzer_test("dawn_spirv_cross_glsl_full_fuzzer") {
-  sources = [
-    "DawnSPIRVCrossGLSLFullFuzzer.cpp",
-  ]
-  deps = [
-    ":dawn_spirv_cross_fuzzer_common",
-  ]
-  asan_options = [ "allow_user_segv_handler=1" ]
-}
-
 # TODO(rharrison): Remove asan_options once signal trap is no longer
 #                  needed.
 # Uses Dawn specific options and varies input data
@@ -118,19 +105,6 @@ dawn_fuzzer_test("dawn_spirv_cross_hlsl_fast_fuzzer") {
   asan_options = [ "allow_user_segv_handler=1" ]
 }
 
-# TODO(rharrison): Remove asan_options once signal trap is no longer
-#                  needed.
-# Varies both the options and input data
-dawn_fuzzer_test("dawn_spirv_cross_hlsl_full_fuzzer") {
-  sources = [
-    "DawnSPIRVCrossHLSLFullFuzzer.cpp",
-  ]
-  deps = [
-    ":dawn_spirv_cross_fuzzer_common",
-  ]
-  asan_options = [ "allow_user_segv_handler=1" ]
-}
-
 # TODO(rharrison): Remove asan_options once signal trap is no longer
 #                  needed.
 # Uses Dawn specific options and varies input data
@@ -144,19 +118,6 @@ dawn_fuzzer_test("dawn_spirv_cross_msl_fast_fuzzer") {
   asan_options = [ "allow_user_segv_handler=1" ]
 }
 
-# TODO(rharrison): Remove asan_options once signal trap is no longer
-#                  needed.
-# Varies both the options and input data
-dawn_fuzzer_test("dawn_spirv_cross_msl_full_fuzzer") {
-  sources = [
-    "DawnSPIRVCrossMSLFullFuzzer.cpp",
-  ]
-  deps = [
-    ":dawn_spirv_cross_fuzzer_common",
-  ]
-  asan_options = [ "allow_user_segv_handler=1" ]
-}
-
 dawn_fuzzer_test("dawn_wire_server_and_frontend_fuzzer") {
   sources = [
     "DawnWireServerAndFrontendFuzzer.cpp",

src/fuzzers/DawnSPIRVCrossFuzzer.cpp

@@ -76,15 +76,4 @@ namespace DawnSPIRVCrossFuzzer {
         return 0;
     }
 
-    int RunWithOptions(const uint8_t* data, size_t size, TaskWithOptions task) {
-        shaderc_spvc::CompileOptions options;
-        size_t used = options.SetForFuzzing(data, size);
-        if (used == 0) {
-            // not enough data to set options
-            return 0;
-        }
-
-        return Run(data + used, size - used, std::bind(task, std::placeholders::_1, options));
-    }
-
 }  // namespace DawnSPIRVCrossFuzzer

src/fuzzers/DawnSPIRVCrossFuzzer.h

@@ -30,8 +30,4 @@ namespace DawnSPIRVCrossFuzzer {
 
     // Used to fuzz by mutating the input data, but with fixed options to the compiler
     int Run(const uint8_t* data, size_t size, Task task);
-
-    // Used to fuzz by mutating both the input data and options to the compiler
-    int RunWithOptions(const uint8_t* data, size_t size, TaskWithOptions task);
-
 }  // namespace DawnSPIRVCrossFuzzer

src/fuzzers/DawnSPIRVCrossGLSLFullFuzzer.cpp

@@ -1,40 +0,0 @@
-// Copyright 2018 The Dawn Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <cstdint>
-#include <string>
-#include <vector>
-
-#include "DawnSPIRVCrossFuzzer.h"
-
-namespace {
-
-    int GLSLFullFuzzTask(const std::vector<uint32_t>& input, shaderc_spvc::CompileOptions options) {
-        shaderc_spvc::Compiler compiler;
-        if (!compiler.IsValid()) {
-            return 0;
-        }
-
-        DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input, &options]() {
-            compiler.CompileSpvToGlsl(input.data(), input.size(), options);
-        });
-
-        return 0;
-    }
-
-}  // namespace
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
-    return DawnSPIRVCrossFuzzer::RunWithOptions(data, size, GLSLFullFuzzTask);
-}

src/fuzzers/DawnSPIRVCrossHLSLFullFuzzer.cpp

@@ -1,39 +0,0 @@
-// Copyright 2018 The Dawn Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <cstdint>
-#include <string>
-#include <vector>
-
-#include "DawnSPIRVCrossFuzzer.h"
-
-namespace {
-    int FuzzTask(const std::vector<uint32_t>& input, shaderc_spvc::CompileOptions options) {
-        shaderc_spvc::Compiler compiler;
-        if (!compiler.IsValid()) {
-            return 0;
-        }
-
-        DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input, &options]() {
-            compiler.CompileSpvToHlsl(input.data(), input.size(), options);
-        });
-
-        return 0;
-    }
-
-}  // namespace
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
-    return DawnSPIRVCrossFuzzer::RunWithOptions(data, size, FuzzTask);
-}

src/fuzzers/DawnSPIRVCrossMSLFullFuzzer.cpp

@@ -1,40 +0,0 @@
-// Copyright 2018 The Dawn Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <cstdint>
-#include <string>
-#include <vector>
-
-#include "DawnSPIRVCrossFuzzer.h"
-
-namespace {
-
-    int FuzzTask(const std::vector<uint32_t>& input, shaderc_spvc::CompileOptions options) {
-        shaderc_spvc::Compiler compiler;
-        if (!compiler.IsValid()) {
-            return 0;
-        }
-
-        DawnSPIRVCrossFuzzer::ExecuteWithSignalTrap([&compiler, &input, &options]() {
-            compiler.CompileSpvToMsl(input.data(), input.size(), options);
-        });
-
-        return 0;
-    }
-
-}  // namespace
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
-    return DawnSPIRVCrossFuzzer::RunWithOptions(data, size, FuzzTask);
-}