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1ae024ce56
Turns on Tint generation of SPIR-V if UseTintGenerator is on. This affects SPIR-V generation for Vulkan, and SPIR-V passed into SPIRV-Cross to produce GLSL. It enables DrawTests use_tint_generator for Vulkan/GL where it should have at least basic support. Bug: dawn:571 Change-Id: I5df1435bee17572259f5aa3605c4bf19c0136cbc Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/32302 Commit-Queue: Austin Eng <enga@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Reviewed-by: dan sinclair <dsinclair@chromium.org>
109 lines
3.9 KiB
C++
109 lines
3.9 KiB
C++
// Copyright 2018 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "dawn_native/vulkan/ShaderModuleVk.h"
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#include "dawn_native/vulkan/DeviceVk.h"
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#include "dawn_native/vulkan/FencedDeleter.h"
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#include "dawn_native/vulkan/VulkanError.h"
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#include <spirv_cross.hpp>
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#ifdef DAWN_ENABLE_WGSL
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// Tint include must be after spirv_hlsl.hpp, because spirv-cross has its own
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// version of spirv_headers. We also need to undef SPV_REVISION because SPIRV-Cross
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// is at 3 while spirv-headers is at 4.
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# undef SPV_REVISION
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# include <tint/tint.h>
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#endif // DAWN_ENABLE_WGSL
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namespace dawn_native { namespace vulkan {
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// static
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ResultOrError<ShaderModule*> ShaderModule::Create(Device* device,
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const ShaderModuleDescriptor* descriptor,
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ShaderModuleParseResult* parseResult) {
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Ref<ShaderModule> module = AcquireRef(new ShaderModule(device, descriptor));
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if (module == nullptr) {
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return DAWN_VALIDATION_ERROR("Unable to create ShaderModule");
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}
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DAWN_TRY(module->Initialize(parseResult));
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return module.Detach();
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}
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ShaderModule::ShaderModule(Device* device, const ShaderModuleDescriptor* descriptor)
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: ShaderModuleBase(device, descriptor) {
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}
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MaybeError ShaderModule::Initialize(ShaderModuleParseResult* parseResult) {
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DAWN_TRY(InitializeBase(parseResult));
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std::vector<uint32_t> spirv;
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const std::vector<uint32_t>* spirvPtr;
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if (GetDevice()->IsToggleEnabled(Toggle::UseTintGenerator)) {
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#ifdef DAWN_ENABLE_WGSL
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tint::ast::Module module = std::move(*std::move(parseResult->tintModule).release());
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std::ostringstream errorStream;
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errorStream << "Tint SPIR-V writer failure:" << std::endl;
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tint::transform::Manager transformManager;
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transformManager.append(std::make_unique<tint::transform::BoundArrayAccessors>());
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DAWN_TRY_ASSIGN(module, RunTransforms(&transformManager, &module));
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tint::writer::spirv::Generator generator(std::move(module));
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if (!generator.Generate()) {
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errorStream << "Generator: " << generator.error() << std::endl;
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return DAWN_VALIDATION_ERROR(errorStream.str().c_str());
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}
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spirv = generator.result();
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spirvPtr = &spirv;
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#else
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UNREACHABLE();
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#endif
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} else {
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spirvPtr = &GetSpirv();
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}
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VkShaderModuleCreateInfo createInfo;
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createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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createInfo.pNext = nullptr;
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createInfo.flags = 0;
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std::vector<uint32_t> vulkanSource;
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createInfo.codeSize = spirvPtr->size() * sizeof(uint32_t);
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createInfo.pCode = spirvPtr->data();
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Device* device = ToBackend(GetDevice());
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return CheckVkSuccess(
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device->fn.CreateShaderModule(device->GetVkDevice(), &createInfo, nullptr, &*mHandle),
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"CreateShaderModule");
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}
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ShaderModule::~ShaderModule() {
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Device* device = ToBackend(GetDevice());
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if (mHandle != VK_NULL_HANDLE) {
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device->GetFencedDeleter()->DeleteWhenUnused(mHandle);
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mHandle = VK_NULL_HANDLE;
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}
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}
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VkShaderModule ShaderModule::GetHandle() const {
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return mHandle;
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}
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}} // namespace dawn_native::vulkan
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