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Remove HLSL & MSL SPIRV-Cross Fuzzers 

The plan of record is to use Tint for back end generation on these
platforms for launch, so there is no need to fuzz SPIRV-Cross on them.

The GLSL fuzzer will remain for now, since the PoR has native support
for GLSL using SPRIV-Cross.

Change-Id: I8d6bf76b2b81e9bbc158fa8c5a63b119060abbe5
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/36701
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
Auto-Submit: Ryan Harrison <rharrison@chromium.org>
This commit is contained in:
Ryan Harrison 2021-01-07 01:36:11 +00:00 committed by Commit Bot service account
parent f1fa60b912
commit fac169113d
3 changed files with 0 additions and 119 deletions
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20
src/fuzzers/BUILD.gn
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@ -104,24 +104,6 @@ dawn_fuzzer_test("dawn_spirv_cross_glsl_fast_fuzzer") {
asan_options = [ "allow_user_segv_handler=1" ] 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
dawn_fuzzer_test("dawn_spirv_cross_hlsl_fast_fuzzer") {
sources = [ "DawnSPIRVCrossHLSLFastFuzzer.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
dawn_fuzzer_test("dawn_spirv_cross_msl_fast_fuzzer") {
sources = [ "DawnSPIRVCrossMSLFastFuzzer.cpp" ]
deps = [ ":dawn_spirv_cross_fuzzer_common" ]
asan_options = [ "allow_user_segv_handler=1" ]
}
dawn_fuzzer_test("dawn_wire_server_and_frontend_fuzzer") { dawn_fuzzer_test("dawn_wire_server_and_frontend_fuzzer") {
sources = [ "DawnWireServerAndFrontendFuzzer.cpp" ] sources = [ "DawnWireServerAndFrontendFuzzer.cpp" ]
@ -153,8 +135,6 @@ group("dawn_fuzzers") {
testonly = true testonly = true
deps = [ deps = [
":dawn_spirv_cross_glsl_fast_fuzzer", ":dawn_spirv_cross_glsl_fast_fuzzer",
":dawn_spirv_cross_hlsl_fast_fuzzer",
":dawn_spirv_cross_msl_fast_fuzzer",
":dawn_wire_server_and_frontend_fuzzer", ":dawn_wire_server_and_frontend_fuzzer",
":dawn_wire_server_and_vulkan_backend_fuzzer", ":dawn_wire_server_and_vulkan_backend_fuzzer",
] ]

53
src/fuzzers/DawnSPIRVCrossHLSLFastFuzzer.cpp
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@ -1,53 +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 <spirv_hlsl.hpp>
#include "DawnSPIRVCrossFuzzer.h"
namespace {
int FuzzTask(const std::vector<uint32_t>& input) {
// Values come from ShaderModuleD3D12.cpp
spirv_cross::CompilerGLSL::Options options_glsl;
// Force all uninitialized variables to be 0, otherwise they will fail to compile
// by FXC.
options_glsl.force_zero_initialized_variables = true;
spirv_cross::CompilerHLSL::Options options_hlsl;
options_hlsl.shader_model = 51;
options_hlsl.point_coord_compat = true;
options_hlsl.point_size_compat = true;
options_hlsl.nonwritable_uav_texture_as_srv = true;
spirv_cross::CompilerHLSL compiler(input);
compiler.set_common_options(options_glsl);
compiler.set_hlsl_options(options_hlsl);
compiler.compile();
return 0;
}
} // namespace
extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) {
return 0;
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
return DawnSPIRVCrossFuzzer::Run(data, size, FuzzTask);
}

46
src/fuzzers/DawnSPIRVCrossMSLFastFuzzer.cpp
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@ -1,46 +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 <spirv_msl.hpp>
#include "DawnSPIRVCrossFuzzer.h"
namespace {
int FuzzTask(const std::vector<uint32_t>& input) {
// Values come from ShaderModuleMTL.mm
spirv_cross::CompilerMSL::Options options_msl;
options_msl.enable_point_size_builtin = false;
options_msl.buffer_size_buffer_index = 30;
spirv_cross::CompilerMSL compiler(input);
compiler.set_msl_options(options_msl);
compiler.compile();
return 0;
}
} // namespace
extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) {
return 0;
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
return DawnSPIRVCrossFuzzer::Run(data, size, FuzzTask);
}