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// Copyright (c) 2022 The Khronos Group Inc.
//
// 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.
// Tests instructions from SPV_EXT_mesh_shader
#include <sstream>
#include <string>
#include "gmock/gmock.h"
#include "test/val/val_fixtures.h"
namespace spvtools {
namespace val {
namespace {
using ::testing::HasSubstr;
using ::testing::Values;
using ValidateMeshShading = spvtest::ValidateBase<bool>;
TEST_F(ValidateMeshShading, EmitMeshTasksEXTNotLastInstructionUniversal) {
const std::string body = R"(
OpCapability MeshShadingEXT
OpExtension "SPV_EXT_mesh_shader"
OpMemoryModel Logical GLSL450
OpEntryPoint TaskEXT %main "main" %p
OpExecutionModeId %main LocalSizeId %uint_1 %uint_1 %uint_1
%void = OpTypeVoid
%func = OpTypeFunction %void
%uint = OpTypeInt 32 0
%uint_1 = OpConstant %uint 1
%float = OpTypeFloat 32
%arr_float = OpTypeArray %float %uint_1
%Payload = OpTypeStruct %arr_float
%ptr_Payload = OpTypePointer TaskPayloadWorkgroupEXT %Payload
%p = OpVariable %ptr_Payload TaskPayloadWorkgroupEXT
%main = OpFunction %void None %func
%label1 = OpLabel
OpEmitMeshTasksEXT %uint_1 %uint_1 %uint_1 %p
OpBranch %label2
%label2 = OpLabel
OpReturn
OpFunctionEnd
)";
CompileSuccessfully(body, SPV_ENV_UNIVERSAL_1_4);
EXPECT_EQ(SPV_ERROR_INVALID_LAYOUT,
ValidateInstructions(SPV_ENV_UNIVERSAL_1_4));
EXPECT_THAT(getDiagnosticString(),
HasSubstr("Branch must appear in a block"));
}
TEST_F(ValidateMeshShading, EmitMeshTasksEXTNotLastInstructionVulkan) {
const std::string body = R"(
OpCapability MeshShadingEXT
OpExtension "SPV_EXT_mesh_shader"
OpMemoryModel Logical GLSL450
OpEntryPoint TaskEXT %main "main" %p
OpExecutionModeId %main LocalSizeId %uint_1 %uint_1 %uint_1
%void = OpTypeVoid
%func = OpTypeFunction %void
%uint = OpTypeInt 32 0
%uint_1 = OpConstant %uint 1
%float = OpTypeFloat 32
%arr_float = OpTypeArray %float %uint_1
%Payload = OpTypeStruct %arr_float
%ptr_Payload = OpTypePointer TaskPayloadWorkgroupEXT %Payload
%p = OpVariable %ptr_Payload TaskPayloadWorkgroupEXT
%main = OpFunction %void None %func
%label1 = OpLabel
OpEmitMeshTasksEXT %uint_1 %uint_1 %uint_1 %p
OpReturn
OpFunctionEnd
)";
CompileSuccessfully(body, SPV_ENV_VULKAN_1_2);
EXPECT_EQ(SPV_ERROR_INVALID_LAYOUT, ValidateInstructions(SPV_ENV_VULKAN_1_2));
EXPECT_THAT(getDiagnosticString(),
HasSubstr("Return must appear in a block"));
}
} // namespace
} // namespace val
} // namespace spvtools
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