320 lines
13 KiB
C++
320 lines
13 KiB
C++
// Copyright (c) 2017 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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// Tests for OpExtension validator rules.
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#include <string>
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#include "enum_string_mapping.h"
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#include "extensions.h"
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#include "gmock/gmock.h"
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#include "spirv_target_env.h"
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#include "test_fixture.h"
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#include "unit_spirv.h"
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#include "val_fixtures.h"
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namespace {
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using ::libspirv::Extension;
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using ::testing::HasSubstr;
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using ::testing::Not;
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using ::testing::Values;
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using ::testing::ValuesIn;
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using std::string;
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using ValidateKnownExtensions = spvtest::ValidateBase<string>;
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using ValidateUnknownExtensions = spvtest::ValidateBase<string>;
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using ValidateExtensionCapabilities = spvtest::ValidateBase<bool>;
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// Returns expected error string if |extension| is not recognized.
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string GetErrorString(const std::string& extension) {
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return "Found unrecognized extension " + extension;
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}
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INSTANTIATE_TEST_CASE_P(
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ExpectSuccess, ValidateKnownExtensions,
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Values(
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// Match the order as published on the SPIR-V Registry.
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"SPV_AMD_shader_explicit_vertex_parameter",
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"SPV_AMD_shader_trinary_minmax", "SPV_AMD_gcn_shader",
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"SPV_KHR_shader_ballot", "SPV_AMD_shader_ballot",
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"SPV_AMD_gpu_shader_half_float", "SPV_KHR_shader_draw_parameters",
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"SPV_KHR_subgroup_vote", "SPV_KHR_16bit_storage",
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"SPV_KHR_device_group", "SPV_KHR_multiview",
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"SPV_NVX_multiview_per_view_attributes", "SPV_NV_viewport_array2",
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"SPV_NV_stereo_view_rendering", "SPV_NV_sample_mask_override_coverage",
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"SPV_NV_geometry_shader_passthrough", "SPV_AMD_texture_gather_bias_lod",
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"SPV_KHR_storage_buffer_storage_class", "SPV_KHR_variable_pointers",
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"SPV_AMD_gpu_shader_int16", "SPV_KHR_post_depth_coverage",
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"SPV_KHR_shader_atomic_counter_ops", "SPV_EXT_shader_stencil_export",
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"SPV_EXT_shader_viewport_index_layer",
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"SPV_AMD_shader_image_load_store_lod", "SPV_AMD_shader_fragment_mask",
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"SPV_GOOGLE_decorate_string", "SPV_GOOGLE_hlsl_functionality1",
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"SPV_NV_shader_subgroup_partitioned", "SPV_EXT_descriptor_indexing"));
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INSTANTIATE_TEST_CASE_P(FailSilently, ValidateUnknownExtensions,
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Values("ERROR_unknown_extension", "SPV_KHR_",
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"SPV_KHR_shader_ballot_ERROR"));
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TEST_P(ValidateKnownExtensions, ExpectSuccess) {
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const std::string extension = GetParam();
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const string str =
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"OpCapability Shader\nOpCapability Linkage\nOpExtension \"" + extension +
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"\"\nOpMemoryModel Logical GLSL450";
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CompileSuccessfully(str.c_str());
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ASSERT_EQ(SPV_SUCCESS, ValidateInstructions());
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EXPECT_THAT(getDiagnosticString(), Not(HasSubstr(GetErrorString(extension))));
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}
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TEST_P(ValidateUnknownExtensions, FailSilently) {
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const std::string extension = GetParam();
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const string str =
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"OpCapability Shader\nOpCapability Linkage\nOpExtension \"" + extension +
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"\"\nOpMemoryModel Logical GLSL450";
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CompileSuccessfully(str.c_str());
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ASSERT_EQ(SPV_SUCCESS, ValidateInstructions());
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EXPECT_THAT(getDiagnosticString(), HasSubstr(GetErrorString(extension)));
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}
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TEST_F(ValidateExtensionCapabilities, DeclCapabilitySuccess) {
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const string str =
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"OpCapability Shader\nOpCapability Linkage\nOpCapability DeviceGroup\n"
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"OpExtension \"SPV_KHR_device_group\""
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"\nOpMemoryModel Logical GLSL450";
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CompileSuccessfully(str.c_str());
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ASSERT_EQ(SPV_SUCCESS, ValidateInstructions());
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}
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TEST_F(ValidateExtensionCapabilities, DeclCapabilityFailure) {
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const string str =
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"OpCapability Shader\nOpCapability Linkage\nOpCapability DeviceGroup\n"
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"\nOpMemoryModel Logical GLSL450";
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CompileSuccessfully(str.c_str());
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ASSERT_EQ(SPV_ERROR_MISSING_EXTENSION, ValidateInstructions());
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EXPECT_THAT(getDiagnosticString(), HasSubstr("1st operand of Capability"));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr("requires one of these extensions"));
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EXPECT_THAT(getDiagnosticString(), HasSubstr("SPV_KHR_device_group"));
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}
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using ValidateAMDShaderBallotCapabilities = spvtest::ValidateBase<string>;
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// Returns a vector of strings for the prefix of a SPIR-V assembly shader
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// that can use the group instructions introduced by SPV_AMD_shader_ballot.
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std::vector<string> ShaderPartsForAMDShaderBallot() {
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return std::vector<string>{R"(
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OpCapability Shader
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OpCapability Linkage
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)",
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R"(
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OpMemoryModel Logical GLSL450
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%float = OpTypeFloat 32
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%uint = OpTypeInt 32 0
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%int = OpTypeInt 32 1
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%scope = OpConstant %uint 3
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%uint_const = OpConstant %uint 42
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%int_const = OpConstant %uint 45
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%float_const = OpConstant %float 3.5
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%void = OpTypeVoid
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%fn_ty = OpTypeFunction %void
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%fn = OpFunction %void None %fn_ty
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%entry = OpLabel
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)"};
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}
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// Returns a list of SPIR-V assembly strings, where each uses only types
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// and IDs that can fit with a shader made from parts from the result
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// of ShaderPartsForAMDShaderBallot.
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std::vector<string> AMDShaderBallotGroupInstructions() {
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return std::vector<string>{
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"%iadd_reduce = OpGroupIAddNonUniformAMD %uint %scope Reduce %uint_const",
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"%iadd_iscan = OpGroupIAddNonUniformAMD %uint %scope InclusiveScan "
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"%uint_const",
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"%iadd_escan = OpGroupIAddNonUniformAMD %uint %scope ExclusiveScan "
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"%uint_const",
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"%fadd_reduce = OpGroupFAddNonUniformAMD %float %scope Reduce "
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"%float_const",
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"%fadd_iscan = OpGroupFAddNonUniformAMD %float %scope InclusiveScan "
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"%float_const",
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"%fadd_escan = OpGroupFAddNonUniformAMD %float %scope ExclusiveScan "
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"%float_const",
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"%fmin_reduce = OpGroupFMinNonUniformAMD %float %scope Reduce "
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"%float_const",
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"%fmin_iscan = OpGroupFMinNonUniformAMD %float %scope InclusiveScan "
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"%float_const",
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"%fmin_escan = OpGroupFMinNonUniformAMD %float %scope ExclusiveScan "
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"%float_const",
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"%umin_reduce = OpGroupUMinNonUniformAMD %uint %scope Reduce %uint_const",
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"%umin_iscan = OpGroupUMinNonUniformAMD %uint %scope InclusiveScan "
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"%uint_const",
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"%umin_escan = OpGroupUMinNonUniformAMD %uint %scope ExclusiveScan "
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"%uint_const",
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"%smin_reduce = OpGroupUMinNonUniformAMD %int %scope Reduce %int_const",
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"%smin_iscan = OpGroupUMinNonUniformAMD %int %scope InclusiveScan "
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"%int_const",
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"%smin_escan = OpGroupUMinNonUniformAMD %int %scope ExclusiveScan "
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"%int_const",
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"%fmax_reduce = OpGroupFMaxNonUniformAMD %float %scope Reduce "
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"%float_const",
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"%fmax_iscan = OpGroupFMaxNonUniformAMD %float %scope InclusiveScan "
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"%float_const",
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"%fmax_escan = OpGroupFMaxNonUniformAMD %float %scope ExclusiveScan "
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"%float_const",
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"%umax_reduce = OpGroupUMaxNonUniformAMD %uint %scope Reduce %uint_const",
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"%umax_iscan = OpGroupUMaxNonUniformAMD %uint %scope InclusiveScan "
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"%uint_const",
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"%umax_escan = OpGroupUMaxNonUniformAMD %uint %scope ExclusiveScan "
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"%uint_const",
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"%smax_reduce = OpGroupUMaxNonUniformAMD %int %scope Reduce %int_const",
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"%smax_iscan = OpGroupUMaxNonUniformAMD %int %scope InclusiveScan "
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"%int_const",
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"%smax_escan = OpGroupUMaxNonUniformAMD %int %scope ExclusiveScan "
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"%int_const"};
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}
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TEST_P(ValidateAMDShaderBallotCapabilities, ExpectSuccess) {
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// Succeed because the module specifies the SPV_AMD_shader_ballot extension.
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auto parts = ShaderPartsForAMDShaderBallot();
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const string assembly = parts[0] + "OpExtension \"SPV_AMD_shader_ballot\"\n" +
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parts[1] + GetParam() + "\nOpReturn OpFunctionEnd";
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CompileSuccessfully(assembly.c_str());
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EXPECT_EQ(SPV_SUCCESS, ValidateInstructions()) << getDiagnosticString();
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}
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INSTANTIATE_TEST_CASE_P(ExpectSuccess, ValidateAMDShaderBallotCapabilities,
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ValuesIn(AMDShaderBallotGroupInstructions()));
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TEST_P(ValidateAMDShaderBallotCapabilities, ExpectFailure) {
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// Fail because the module does not specify the SPV_AMD_shader_ballot
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// extension.
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auto parts = ShaderPartsForAMDShaderBallot();
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const string assembly =
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parts[0] + parts[1] + GetParam() + "\nOpReturn OpFunctionEnd";
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CompileSuccessfully(assembly.c_str());
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EXPECT_EQ(SPV_ERROR_INVALID_CAPABILITY, ValidateInstructions());
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// Make sure we get an appropriate error message.
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// Find just the opcode name, skipping over the "Op" part.
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auto prefix_with_opcode = GetParam().substr(GetParam().find("Group"));
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auto opcode = prefix_with_opcode.substr(0, prefix_with_opcode.find(' '));
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EXPECT_THAT(getDiagnosticString(),
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HasSubstr(string("Opcode " + opcode +
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" requires one of these capabilities: Groups")));
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}
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INSTANTIATE_TEST_CASE_P(ExpectFailure, ValidateAMDShaderBallotCapabilities,
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ValuesIn(AMDShaderBallotGroupInstructions()));
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struct ExtIntoCoreCase {
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const char* ext;
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const char* cap;
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const char* builtin;
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spv_target_env env;
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bool success;
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};
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using ValidateExtIntoCore = spvtest::ValidateBase<ExtIntoCoreCase>;
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// Make sure that we don't panic about missing extensions for using
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// functionalities that introduced in extensions but became core SPIR-V later.
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TEST_P(ValidateExtIntoCore, DoNotAskForExtensionInLaterVersion) {
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const string code = string(R"(
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OpCapability Shader
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OpCapability )") +
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GetParam().cap + R"(
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OpMemoryModel Logical GLSL450
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OpEntryPoint Vertex %main "main" %builtin
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OpDecorate %builtin BuiltIn )" + GetParam().builtin + R"(
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%void = OpTypeVoid
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%3 = OpTypeFunction %void
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%int = OpTypeInt 32 1
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%_ptr_Input_int = OpTypePointer Input %int
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%builtin = OpVariable %_ptr_Input_int Input
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%main = OpFunction %void None %3
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%5 = OpLabel
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%18 = OpLoad %int %builtin
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OpReturn
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OpFunctionEnd)";
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CompileSuccessfully(code.c_str(), GetParam().env);
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if (GetParam().success) {
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ASSERT_EQ(SPV_SUCCESS, ValidateInstructions(GetParam().env));
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} else {
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ASSERT_NE(SPV_SUCCESS, ValidateInstructions(GetParam().env));
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const string message = getDiagnosticString();
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if (spvIsVulkanEnv(GetParam().env)) {
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EXPECT_THAT(message, HasSubstr(string(GetParam().cap) +
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" is not allowed by Vulkan"));
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EXPECT_THAT(message, HasSubstr(string("or requires extension")));
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} else {
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EXPECT_THAT(message,
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HasSubstr(string("requires one of these extensions: ") +
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GetParam().ext));
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}
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}
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}
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// clang-format off
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INSTANTIATE_TEST_CASE_P(
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KHR_extensions, ValidateExtIntoCore,
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ValuesIn(std::vector<ExtIntoCoreCase>{
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// SPV_KHR_shader_draw_parameters became core SPIR-V 1.3
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_UNIVERSAL_1_3, true},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_UNIVERSAL_1_2, false},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_UNIVERSAL_1_1, false},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_UNIVERSAL_1_0, false},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_VULKAN_1_1, true},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseVertex", SPV_ENV_VULKAN_1_0, false},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseInstance", SPV_ENV_UNIVERSAL_1_3, true},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "BaseInstance", SPV_ENV_VULKAN_1_0, false},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "DrawIndex", SPV_ENV_UNIVERSAL_1_3, true},
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{"SPV_KHR_shader_draw_parameters", "DrawParameters", "DrawIndex", SPV_ENV_UNIVERSAL_1_1, false},
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// SPV_KHR_multiview became core SPIR-V 1.3
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_UNIVERSAL_1_3, true},
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_UNIVERSAL_1_2, false},
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_UNIVERSAL_1_1, false},
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_UNIVERSAL_1_0, false},
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_VULKAN_1_1, true},
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{"SPV_KHR_multiview", "MultiView", "ViewIndex", SPV_ENV_VULKAN_1_0, false},
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// SPV_KHR_device_group became core SPIR-V 1.3
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_UNIVERSAL_1_3, true},
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_UNIVERSAL_1_2, false},
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_UNIVERSAL_1_1, false},
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_UNIVERSAL_1_0, false},
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_VULKAN_1_1, true},
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{"SPV_KHR_device_group", "DeviceGroup", "DeviceIndex", SPV_ENV_VULKAN_1_0, false},
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}));
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// clang-format on
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} // anonymous namespace
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