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90 lines
2.6 KiB
90 lines
2.6 KiB
// Copyright (c) 2018 Pierre Moreau
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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 <string>
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#include "gmock/gmock.h"
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#include "test/link/linker_fixture.h"
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namespace spvtools {
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namespace {
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using ::testing::HasSubstr;
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using PartialLinkage = spvtest::LinkerTest;
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TEST_F(PartialLinkage, Allowed) {
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const std::string body1 = R"(
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OpCapability Linkage
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OpDecorate %1 LinkageAttributes "foo" Import
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OpDecorate %2 LinkageAttributes "bar" Import
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%3 = OpTypeFloat 32
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%1 = OpVariable %3 Uniform
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%2 = OpVariable %3 Uniform
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)";
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const std::string body2 = R"(
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OpCapability Linkage
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OpDecorate %1 LinkageAttributes "bar" Export
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%2 = OpTypeFloat 32
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%3 = OpConstant %2 3.1415
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%1 = OpVariable %2 Uniform %3
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)";
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spvtest::Binary linked_binary;
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LinkerOptions linker_options;
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linker_options.SetAllowPartialLinkage(true);
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ASSERT_EQ(SPV_SUCCESS,
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AssembleAndLink({body1, body2}, &linked_binary, linker_options));
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const std::string expected_res = R"(OpCapability Linkage
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OpModuleProcessed "Linked by SPIR-V Tools Linker"
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OpDecorate %1 LinkageAttributes "foo" Import
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%2 = OpTypeFloat 32
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%1 = OpVariable %2 Uniform
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%3 = OpConstant %2 3.1415
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%4 = OpVariable %2 Uniform %3
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)";
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std::string res_body;
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SetDisassembleOptions(SPV_BINARY_TO_TEXT_OPTION_NO_HEADER);
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ASSERT_EQ(SPV_SUCCESS, Disassemble(linked_binary, &res_body))
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<< GetErrorMessage();
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EXPECT_EQ(expected_res, res_body);
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}
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TEST_F(PartialLinkage, Disallowed) {
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const std::string body1 = R"(
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OpCapability Linkage
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OpDecorate %1 LinkageAttributes "foo" Import
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OpDecorate %2 LinkageAttributes "bar" Import
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%3 = OpTypeFloat 32
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%1 = OpVariable %3 Uniform
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%2 = OpVariable %3 Uniform
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)";
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const std::string body2 = R"(
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OpCapability Linkage
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OpDecorate %1 LinkageAttributes "bar" Export
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%2 = OpTypeFloat 32
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%3 = OpConstant %2 3.1415
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%1 = OpVariable %2 Uniform %3
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)";
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spvtest::Binary linked_binary;
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EXPECT_EQ(SPV_ERROR_INVALID_BINARY,
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AssembleAndLink({body1, body2}, &linked_binary));
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EXPECT_THAT(GetErrorMessage(),
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HasSubstr("Unresolved external reference to \"foo\"."));
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}
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} // namespace
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} // namespace spvtools
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