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// Copyright (c) 2020 Google LLC
//
// 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 for OpExtension validator rules.
#include <string>
#include <vector>
#include "gmock/gmock.h"
#include "source/enum_string_mapping.h"
#include "source/extensions.h"
#include "source/spirv_target_env.h"
#include "test/test_fixture.h"
#include "test/unit_spirv.h"
#include "test/val/val_fixtures.h"
namespace spvtools {
namespace val {
namespace {
using ::testing::HasSubstr;
using ::testing::Values;
using ::testing::ValuesIn;
using ValidateSpvKHRTerminateInvocation = spvtest::ValidateBase<bool>;
TEST_F(ValidateSpvKHRTerminateInvocation, Valid) {
const std::string str = R"(
OpCapability Shader
OpExtension "SPV_KHR_terminate_invocation"
OpMemoryModel Logical Simple
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpFunctionEnd
)";
CompileSuccessfully(str.c_str());
EXPECT_EQ(SPV_SUCCESS, ValidateInstructions());
}
TEST_F(ValidateSpvKHRTerminateInvocation, RequiresExtensionPre1p6) {
const std::string str = R"(
OpCapability Shader
OpMemoryModel Logical Simple
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpFunctionEnd
)";
CompileSuccessfully(str.c_str());
EXPECT_NE(SPV_SUCCESS, ValidateInstructions());
EXPECT_THAT(
getDiagnosticString(),
HasSubstr(
"TerminateInvocation requires SPIR-V version 1.6 at minimum or one "
"of the following extensions: SPV_KHR_terminate_invocation"));
}
TEST_F(ValidateSpvKHRTerminateInvocation, RequiresNoExtensionPost1p6) {
const std::string str = R"(
OpCapability Shader
OpMemoryModel Logical Simple
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpFunctionEnd
)";
CompileSuccessfully(str.c_str(), SPV_ENV_UNIVERSAL_1_6);
EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_UNIVERSAL_1_6));
}
TEST_F(ValidateSpvKHRTerminateInvocation, RequiresShaderCapability) {
const std::string str = R"(
OpCapability Kernel
OpCapability Addresses
OpExtension "SPV_KHR_terminate_invocation"
OpMemoryModel Physical32 OpenCL
OpEntryPoint Kernel %main "main"
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpFunctionEnd
)";
CompileSuccessfully(str.c_str());
EXPECT_NE(SPV_SUCCESS, ValidateInstructions());
EXPECT_THAT(
getDiagnosticString(),
HasSubstr(
"TerminateInvocation requires one of these capabilities: Shader \n"));
}
TEST_F(ValidateSpvKHRTerminateInvocation, RequiresFragmentShader) {
const std::string str = R"(
OpCapability Shader
OpExtension "SPV_KHR_terminate_invocation"
OpMemoryModel Logical Simple
OpEntryPoint GLCompute %main "main"
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpFunctionEnd
)";
CompileSuccessfully(str.c_str());
EXPECT_NE(SPV_SUCCESS, ValidateInstructions());
EXPECT_THAT(
getDiagnosticString(),
HasSubstr("OpTerminateInvocation requires Fragment execution model"));
}
TEST_F(ValidateSpvKHRTerminateInvocation, IsTerminatorInstruction) {
const std::string str = R"(
OpCapability Shader
OpExtension "SPV_KHR_terminate_invocation"
OpMemoryModel Logical Simple
OpEntryPoint GLCompute %main "main"
%void = OpTypeVoid
%void_fn = OpTypeFunction %void
%main = OpFunction %void None %void_fn
%entry = OpLabel
OpTerminateInvocation
OpReturn
OpFunctionEnd
)";
CompileSuccessfully(str.c_str());
EXPECT_NE(SPV_SUCCESS, ValidateInstructions());
EXPECT_THAT(getDiagnosticString(),
HasSubstr("Return must appear in a block"));
}
} // namespace
} // namespace val
} // namespace spvtools
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