mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-28 06:01:04 +00:00
374 lines
12 KiB
C++
374 lines
12 KiB
C++
// Copyright (c) 2018 Google Inc.
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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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// Validation tests for WebGPU env specific checks
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#include <string>
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#include "gmock/gmock.h"
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#include "test/val/val_fixtures.h"
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namespace spvtools {
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namespace val {
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namespace {
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using testing::HasSubstr;
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using ValidateWebGPU = spvtest::ValidateBase<bool>;
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TEST_F(ValidateWebGPU, OpUndefIsDisallowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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%float = OpTypeFloat 32
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%1 = OpUndef %float
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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// Control case: OpUndef is allowed in SPIR-V 1.3
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_UNIVERSAL_1_3));
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// Control case: OpUndef is disallowed in the WebGPU env
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EXPECT_EQ(SPV_ERROR_INVALID_BINARY, ValidateInstructions(SPV_ENV_WEBGPU_0));
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EXPECT_THAT(getDiagnosticString(), HasSubstr("OpUndef is disallowed"));
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}
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TEST_F(ValidateWebGPU, OpNameIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpName %1 "foo"
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%1 = OpTypeFloat 32
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpMemberNameIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpMemberName %2 0 "foo"
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%1 = OpTypeFloat 32
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%2 = OpTypeStruct %1
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpSourceIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpSource GLSL 450
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpSourceContinuedIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpSource GLSL 450
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OpSourceContinued "I am a happy shader! Yay! ;"
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpSourceExtensionIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpSourceExtension "bar"
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpStringIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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%1 = OpString "foo"
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpLineIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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%1 = OpString "minimal.vert"
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OpLine %1 1 1
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, OpNoLineIsAllowed) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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OpNoLine
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, LogicalAddressingVulkanKHRMemoryGood) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, NonVulkanKHRMemoryModelBad) {
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std::string spirv = R"(
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OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpNoLine
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_ERROR_INVALID_DATA, ValidateInstructions(SPV_ENV_WEBGPU_0));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr("Memory model must be VulkanKHR for WebGPU "
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"environment.\n OpMemoryModel Logical GLSL450\n"));
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}
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TEST_F(ValidateWebGPU, WhitelistedExtendedInstructionsImportGood) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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%1 = OpExtInstImport "GLSL.std.450"
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OpMemoryModel Logical VulkanKHR
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OpEntryPoint Vertex %func "shader"
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%void = OpTypeVoid
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%void_f = OpTypeFunction %void
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%func = OpFunction %void None %void_f
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%label = OpLabel
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, NonWhitelistedExtendedInstructionsImportBad) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_vulkan_memory_model"
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%1 = OpExtInstImport "OpenCL.std"
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OpMemoryModel Logical VulkanKHR
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_ERROR_INVALID_DATA, ValidateInstructions(SPV_ENV_WEBGPU_0));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr("For WebGPU, the only valid parameter to "
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"OpExtInstImport is \"GLSL.std.450\".\n %1 = "
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"OpExtInstImport \"OpenCL.std\"\n"));
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}
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TEST_F(ValidateWebGPU, NonVulkanKHRMemoryModelExtensionBad) {
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std::string spirv = R"(
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OpCapability Shader
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OpCapability VulkanMemoryModelKHR
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OpExtension "SPV_KHR_8bit_storage"
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OpExtension "SPV_KHR_vulkan_memory_model"
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OpMemoryModel Logical VulkanKHR
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_ERROR_INVALID_DATA, ValidateInstructions(SPV_ENV_WEBGPU_0));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr("For WebGPU, the only valid parameter to OpExtension "
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"is \"SPV_KHR_vulkan_memory_model\".\n OpExtension "
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"\"SPV_KHR_8bit_storage\"\n"));
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}
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spv_binary GenerateTrivialBinary(bool need_little_endian) {
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// Smallest possible valid WebGPU SPIR-V binary in little endian. Contains all
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// the required boilerplate and a trivial entry point function.
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static const uint8_t binary_bytes[] = {
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// clang-format off
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0x03, 0x02, 0x23, 0x07, 0x00, 0x03, 0x01, 0x00, 0x00, 0x00, 0x07, 0x00,
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0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x00, 0x02, 0x00,
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0x01, 0x00, 0x00, 0x00, 0x11, 0x00, 0x02, 0x00, 0xE1, 0x14, 0x00, 0x00,
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0x0A, 0x00, 0x08, 0x00, 0x53, 0x50, 0x56, 0x5F, 0x4B, 0x48, 0x52, 0x5F,
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0x76, 0x75, 0x6C, 0x6B, 0x61, 0x6E, 0x5F, 0x6D, 0x65, 0x6D, 0x6F, 0x72,
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0x79, 0x5F, 0x6D, 0x6F, 0x64, 0x65, 0x6C, 0x00, 0x0E, 0x00, 0x03, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0F, 0x00, 0x05, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x73, 0x68, 0x61, 0x64,
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0x65, 0x72, 0x00, 0x00, 0x13, 0x00, 0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
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0x21, 0x00, 0x03, 0x00, 0x03, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
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0x36, 0x00, 0x05, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xF8, 0x00, 0x02, 0x00,
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0x04, 0x00, 0x00, 0x00, 0xFD, 0x00, 0x01, 0x00, 0x38, 0x00, 0x01, 0x00
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// clang-format on
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};
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static const size_t word_count = sizeof(binary_bytes) / sizeof(uint32_t);
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std::unique_ptr<spv_binary_t> result(new spv_binary_t);
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if (!result) return nullptr;
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result->wordCount = word_count;
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result->code = new uint32_t[word_count];
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if (!result->code) return nullptr;
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if (need_little_endian) {
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memcpy(result->code, binary_bytes, sizeof(binary_bytes));
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} else {
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uint8_t* code_bytes = reinterpret_cast<uint8_t*>(result->code);
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for (size_t word = 0; word < word_count; ++word) {
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code_bytes[4 * word] = binary_bytes[4 * word + 3];
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code_bytes[4 * word + 1] = binary_bytes[4 * word + 2];
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code_bytes[4 * word + 2] = binary_bytes[4 * word + 1];
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code_bytes[4 * word + 3] = binary_bytes[4 * word];
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}
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}
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return result.release();
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}
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TEST_F(ValidateWebGPU, LittleEndianGood) {
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DestroyBinary();
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binary_ = GenerateTrivialBinary(true);
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_WEBGPU_0));
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}
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TEST_F(ValidateWebGPU, BigEndianBad) {
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DestroyBinary();
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binary_ = GenerateTrivialBinary(false);
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EXPECT_EQ(SPV_ERROR_INVALID_BINARY, ValidateInstructions(SPV_ENV_WEBGPU_0));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr("WebGPU requires SPIR-V to be little endian."));
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}
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} // namespace
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} // namespace val
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} // namespace spvtools
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