mirror of
https://github.com/KhronosGroup/SPIRV-Tools
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272 lines
10 KiB
C++
272 lines
10 KiB
C++
// Copyright (c) 2015 The Khronos Group Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and/or associated documentation files (the
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// "Materials"), to deal in the Materials without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Materials, and to
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// permit persons to whom the Materials are furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Materials.
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//
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// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
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// https://www.khronos.org/registry/
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//
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// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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// Assembler tests for instructions in the "Control Flow" section of the
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// SPIR-V spec.
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#include "UnitSPIRV.h"
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#include "gmock/gmock.h"
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#include "TestFixture.h"
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namespace {
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using spvtest::EnumCase;
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using spvtest::MakeInstruction;
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using spvtest::Concatenate;
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using spvtest::TextToBinaryTest;
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using ::testing::Eq;
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// Test OpSelectionMerge
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using OpSelectionMergeTest = spvtest::TextToBinaryTestBase<
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::testing::TestWithParam<EnumCase<spv::SelectionControlMask>>>;
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TEST_P(OpSelectionMergeTest, AnySingleSelectionControlMask) {
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const std::string input = "OpSelectionMerge %1 " + GetParam().name();
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EXPECT_THAT(
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CompiledInstructions(input),
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Eq(MakeInstruction(spv::OpSelectionMerge, {1, GetParam().value()})));
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}
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// clang-format off
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#define CASE(VALUE,NAME) { spv::SelectionControl##VALUE, NAME}
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INSTANTIATE_TEST_CASE_P(TextToBinarySelectionMerge, OpSelectionMergeTest,
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::testing::ValuesIn(std::vector<EnumCase<spv::SelectionControlMask>>{
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CASE(MaskNone, "None"),
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CASE(FlattenMask, "Flatten"),
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CASE(DontFlattenMask, "DontFlatten"),
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}));
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#undef CASE
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// clang-format on
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TEST_F(OpSelectionMergeTest, CombinedSelectionControlMask) {
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const std::string input = "OpSelectionMerge %1 Flatten|DontFlatten";
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const uint32_t expected_mask =
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spv::SelectionControlFlattenMask | spv::SelectionControlDontFlattenMask;
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EXPECT_THAT(CompiledInstructions(input),
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Eq(MakeInstruction(spv::OpSelectionMerge, {1, expected_mask})));
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}
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// Test OpLoopMerge
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using OpLoopMergeTest = spvtest::TextToBinaryTestBase<
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::testing::TestWithParam<EnumCase<spv::LoopControlMask>>>;
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TEST_P(OpLoopMergeTest, AnySingleLoopControlMask) {
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const std::string input = "OpLoopMerge %merge %continue " + GetParam().name();
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EXPECT_THAT(
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CompiledInstructions(input),
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Eq(MakeInstruction(spv::OpLoopMerge, {1, 2, GetParam().value()})));
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}
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// clang-format off
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#define CASE(VALUE,NAME) { spv::LoopControl##VALUE, NAME}
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INSTANTIATE_TEST_CASE_P(TextToBinaryLoopMerge, OpLoopMergeTest,
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::testing::ValuesIn(std::vector<EnumCase<spv::LoopControlMask>>{
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CASE(MaskNone, "None"),
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CASE(UnrollMask, "Unroll"),
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CASE(DontUnrollMask, "DontUnroll"),
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}));
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#undef CASE
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// clang-format on
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TEST_F(OpLoopMergeTest, CombinedLoopControlMask) {
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const std::string input = "OpLoopMerge %merge %continue Unroll|DontUnroll";
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const uint32_t expected_mask =
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spv::LoopControlUnrollMask | spv::LoopControlDontUnrollMask;
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EXPECT_THAT(CompiledInstructions(input),
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Eq(MakeInstruction(spv::OpLoopMerge, {1, 2, expected_mask})));
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}
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// Test OpSwitch
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TEST_F(TextToBinaryTest, SwitchGoodZeroTargets) {
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EXPECT_THAT(CompiledInstructions("OpSwitch %selector %default"),
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Eq(MakeInstruction(spv::OpSwitch, {1, 2})));
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}
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TEST_F(TextToBinaryTest, SwitchGoodOneTarget) {
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EXPECT_THAT(CompiledInstructions("%1 = OpTypeInt 32 0\n"
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"%2 = OpConstant %1 52\n"
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"OpSwitch %2 %default 12 %target0"),
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Eq(Concatenate({MakeInstruction(spv::OpTypeInt, {1, 32, 0}),
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MakeInstruction(spv::OpConstant, {1, 2, 52}),
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MakeInstruction(spv::OpSwitch, {2, 3, 12, 4})})));
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}
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TEST_F(TextToBinaryTest, SwitchGoodTwoTargets) {
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EXPECT_THAT(
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CompiledInstructions("%1 = OpTypeInt 32 0\n"
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"%2 = OpConstant %1 52\n"
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"OpSwitch %2 %default 12 %target0 42 %target1"),
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Eq(Concatenate({
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MakeInstruction(spv::OpTypeInt, {1, 32, 0}),
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MakeInstruction(spv::OpConstant, {1, 2, 52}),
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MakeInstruction(spv::OpSwitch, {2, 3, 12, 4, 42, 5}),
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})));
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}
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TEST_F(TextToBinaryTest, SwitchBadMissingSelector) {
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EXPECT_THAT(CompileFailure("OpSwitch"),
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Eq("Expected operand, found end of stream."));
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}
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TEST_F(TextToBinaryTest, SwitchBadInvalidSelector) {
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EXPECT_THAT(CompileFailure("OpSwitch 12"),
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Eq("Expected id to start with %."));
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}
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TEST_F(TextToBinaryTest, SwitchBadMissingDefault) {
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EXPECT_THAT(CompileFailure("OpSwitch %selector"),
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Eq("Expected operand, found end of stream."));
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}
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TEST_F(TextToBinaryTest, SwitchBadInvalidDefault) {
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EXPECT_THAT(CompileFailure("OpSwitch %selector 12"),
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Eq("Expected id to start with %."));
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}
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TEST_F(TextToBinaryTest, SwitchBadInvalidLiteralDefaultFormat) {
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// The assembler recognizes "OpSwitch %selector %default" as a complete
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// instruction. Then it tries to parse "%abc" as the start of an
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// assignment form instruction, but can't since it hits the end
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// of stream.
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EXPECT_THAT(CompileFailure("OpSwitch %selector %default %abc"),
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Eq("Expected '=', found end of stream."));
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}
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TEST_F(TextToBinaryTest, SwitchBadInvalidLiteralCanonicalFormat) {
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EXPECT_THAT(CompileWithFormatFailure("OpSwitch %selector %default %abc",
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SPV_ASSEMBLY_SYNTAX_FORMAT_CANONICAL),
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Eq("Expected <opcode> at the beginning of an instruction, found "
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"'%abc'."));
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}
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TEST_F(TextToBinaryTest, SwitchBadMissingTarget) {
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EXPECT_THAT(CompileFailure("%1 = OpTypeInt 32 0\n"
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"%2 = OpConstant %1 52\n"
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"OpSwitch %2 %default 12"),
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Eq("Expected operand, found end of stream."));
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}
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struct SwitchTestCase {
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std::string constant_type_args;
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std::vector<uint32_t> expected_instructions;
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};
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using OpSwitchValidTest =
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spvtest::TextToBinaryTestBase<::testing::TestWithParam<SwitchTestCase>>;
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TEST_P(OpSwitchValidTest, ValidTypes) {
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const std::string input = "%1 = OpTypeInt " + GetParam().constant_type_args +
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"\n"
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"%2 = OpConstant %1 0\n"
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"OpSwitch %2 %default 32 %4\n";
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std::vector<uint32_t> instructions;
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EXPECT_THAT(CompiledInstructions(input),
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Eq(GetParam().expected_instructions));
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}
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// clang-format off
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#define CASE(integer_width, integer_signedness) \
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{ #integer_width " " #integer_signedness, \
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{ Concatenate({ \
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MakeInstruction(spv::OpTypeInt, {1, integer_width, integer_signedness}),\
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MakeInstruction(spv::OpConstant, {1, 2, 0} ), \
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MakeInstruction(spv::OpSwitch, {2, 3, 32, 4} )})}}
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INSTANTIATE_TEST_CASE_P(
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TextToBinaryOpSwitchValid, OpSwitchValidTest,
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::testing::ValuesIn(std::vector<SwitchTestCase>{
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CASE(32, 0),
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CASE(16, 0),
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// TODO(dneto): For a 64-bit selector, the literals should take up two
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// words, in little-endian sequence. In that case the OpSwitch operands
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// would be {2, 3, 32, 0, 4}.
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CASE(64, 0),
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// TODO(dneto): Try signed cases also.
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}));
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#undef CASE
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// clang-format on
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using OpSwitchInvalidTypeTestCase =
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spvtest::TextToBinaryTestBase<::testing::TestWithParam<std::string>>;
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TEST_P(OpSwitchInvalidTypeTestCase, InvalidTypes) {
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const std::string input =
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"%1 = " + GetParam() +
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"\n"
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"%3 = OpCopyObject %1 %2\n" // We only care the type of the expression
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"%4 = OpSwitch %3 %default 32 %c\n";
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EXPECT_THAT(CompileFailure(input),
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Eq(std::string(
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"The selector operand for OpSwitch must be the result of an "
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"instruction that generates an integer scalar")));
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}
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// clang-format off
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INSTANTIATE_TEST_CASE_P(
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TextToBinaryOpSwitchInvalidTests, OpSwitchInvalidTypeTestCase,
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::testing::ValuesIn(std::vector<std::string>{
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{"OpTypeVoid",
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"OpTypeBool",
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"OpTypeFloat 32",
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"OpTypeVector %a 32",
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"OpTypeMatrix %a 32",
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"OpTypeImage %a 1D 0 0 0 0 Unknown",
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"OpTypeSampler",
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"OpTypeSampledImage %a",
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"OpTypeArray %a %b",
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"OpTypeRuntimeArray %a",
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"OpTypeStruct %a",
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"OpTypeOpaque \"Foo\"",
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"OpTypePointer UniformConstant %a",
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"OpTypeFunction %a %b",
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"OpTypeEvent",
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"OpTypeDeviceEvent",
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"OpTypeReserveId",
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"OpTypeQueue",
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"OpTypePipe ReadOnly",
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"OpTypeForwardPointer %a UniformConstant",
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// At least one thing that isn't a type at all
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"OpNot %a %b"
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},
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}));
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// clang-format on
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// TODO(awoloszyn): Add tests for switch with different operand widths
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// once non-32-bit support is in.
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// TODO(dneto): OpPhi
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// TODO(dneto): OpLoopMerge
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// TODO(dneto): OpLabel
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// TODO(dneto): OpBranch
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// TODO(dneto): OpSwitch
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// TODO(dneto): OpKill
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// TODO(dneto): OpReturn
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// TODO(dneto): OpReturnValue
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// TODO(dneto): OpUnreachable
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// TODO(dneto): OpLifetimeStart
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// TODO(dneto): OpLifetimeStop
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} // anonymous namespace
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