| // Copyright (c) 2015-2016 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. | 
 |  | 
 | // Assembler tests for instructions in the "Image Instructions" section of | 
 | // the SPIR-V spec. | 
 |  | 
 | #include <string> | 
 | #include <vector> | 
 |  | 
 | #include "gmock/gmock.h" | 
 | #include "test/test_fixture.h" | 
 | #include "test/unit_spirv.h" | 
 |  | 
 | namespace spvtools { | 
 | namespace { | 
 |  | 
 | using spvtest::MakeInstruction; | 
 | using spvtest::TextToBinaryTest; | 
 | using ::testing::Eq; | 
 |  | 
 | // An example case for a mask value with operands. | 
 | struct ImageOperandsCase { | 
 |   std::string image_operands; | 
 |   // The expected mask, followed by its operands. | 
 |   std::vector<uint32_t> expected_mask_and_operands; | 
 | }; | 
 |  | 
 | // Test all kinds of image operands. | 
 |  | 
 | using ImageOperandsTest = | 
 |     spvtest::TextToBinaryTestBase<::testing::TestWithParam<ImageOperandsCase>>; | 
 |  | 
 | TEST_P(ImageOperandsTest, Sample) { | 
 |   const std::string input = | 
 |       "%2 = OpImageFetch %1 %3 %4" + GetParam().image_operands + "\n"; | 
 |   EXPECT_THAT(CompiledInstructions(input), | 
 |               Eq(MakeInstruction(spv::Op::OpImageFetch, {1, 2, 3, 4}, | 
 |                                  GetParam().expected_mask_and_operands))); | 
 | } | 
 |  | 
 | #define MASK(NAME) uint32_t(spv::ImageOperandsMask::NAME) | 
 | INSTANTIATE_TEST_SUITE_P( | 
 |     TextToBinaryImageOperandsAny, ImageOperandsTest, | 
 |     ::testing::ValuesIn(std::vector<ImageOperandsCase>{ | 
 |         // TODO(dneto): Rev32 adds many more values, and rearranges their | 
 |         // values. | 
 |         // Image operands are optional. | 
 |         {"", {}}, | 
 |         // Test each kind, alone. | 
 |         {" Bias %5", {MASK(Bias), 5}}, | 
 |         {" Lod %5", {MASK(Lod), 5}}, | 
 |         {" Grad %5 %6", {MASK(Grad), 5, 6}}, | 
 |         {" ConstOffset %5", {MASK(ConstOffset), 5}}, | 
 |         {" Offset %5", {MASK(Offset), 5}}, | 
 |         {" ConstOffsets %5", {MASK(ConstOffsets), 5}}, | 
 |         {" Sample %5", {MASK(Sample), 5}}, | 
 |         {" MinLod %5", {MASK(MinLod), 5}}, | 
 |     })); | 
 | #undef MASK | 
 | #define MASK(NAME) static_cast<uint32_t>(spv::ImageOperandsMask::NAME) | 
 | INSTANTIATE_TEST_SUITE_P( | 
 |     TextToBinaryImageOperandsCombination, ImageOperandsTest, | 
 |     ::testing::ValuesIn(std::vector<ImageOperandsCase>{ | 
 |         // TODO(dneto): Rev32 adds many more values, and rearranges their | 
 |         // values. | 
 |         // Test adjacent pairs, so we can easily debug the values when it fails. | 
 |         {" Bias|Lod %5 %6", {MASK(Bias) | MASK(Lod), 5, 6}}, | 
 |         {" Lod|Grad %5 %6 %7", {MASK(Lod) | MASK(Grad), 5, 6, 7}}, | 
 |         {" Grad|ConstOffset %5 %6 %7", | 
 |          {MASK(Grad) | MASK(ConstOffset), 5, 6, 7}}, | 
 |         {" ConstOffset|Offset %5 %6", {MASK(ConstOffset) | MASK(Offset), 5, 6}}, | 
 |         {" Offset|ConstOffsets %5 %6", | 
 |          {MASK(Offset) | MASK(ConstOffsets), 5, 6}}, | 
 |         {" ConstOffsets|Sample %5 %6", | 
 |          {MASK(ConstOffsets) | MASK(Sample), 5, 6}}, | 
 |         // Test all masks together. | 
 |         {" Bias|Lod|Grad|ConstOffset|Offset|ConstOffsets|Sample" | 
 |          " %5 %6 %7 %8 %9 %10 %11 %12", | 
 |          {MASK(Bias) | MASK(Lod) | MASK(Grad) | MASK(ConstOffset) | | 
 |               MASK(Offset) | MASK(ConstOffsets) | MASK(Sample), | 
 |           5, 6, 7, 8, 9, 10, 11, 12}}, | 
 |         // The same, but with mask value names reversed. | 
 |         {" Sample|ConstOffsets|Offset|ConstOffset|Grad|Lod|Bias" | 
 |          " %5 %6 %7 %8 %9 %10 %11 %12", | 
 |          {MASK(Bias) | MASK(Lod) | MASK(Grad) | MASK(ConstOffset) | | 
 |               MASK(Offset) | MASK(ConstOffsets) | MASK(Sample), | 
 |           5, 6, 7, 8, 9, 10, 11, 12}}})); | 
 | #undef MASK | 
 |  | 
 | TEST_F(ImageOperandsTest, WrongOperand) { | 
 |   EXPECT_THAT(CompileFailure("%r = OpImageFetch %t %i %c xxyyzz"), | 
 |               Eq("Invalid image operand 'xxyyzz'.")); | 
 | } | 
 |  | 
 | // Test OpImage | 
 |  | 
 | using OpImageTest = TextToBinaryTest; | 
 |  | 
 | TEST_F(OpImageTest, Valid) { | 
 |   const std::string input = "%2 = OpImage %1 %3\n"; | 
 |   EXPECT_THAT(CompiledInstructions(input), | 
 |               Eq(MakeInstruction(spv::Op::OpImage, {1, 2, 3}))); | 
 |  | 
 |   // Test the disassembler. | 
 |   EXPECT_THAT(EncodeAndDecodeSuccessfully(input), input); | 
 | } | 
 |  | 
 | TEST_F(OpImageTest, InvalidTypeOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage 42"), | 
 |               Eq("Expected id to start with %.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageTest, MissingSampledImageOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage %1"), | 
 |               Eq("Expected operand for OpImage instruction, but found the end " | 
 |                  "of the stream.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageTest, InvalidSampledImageOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage %1 1000"), | 
 |               Eq("Expected id to start with %.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageTest, TooManyOperands) { | 
 |   // We should improve this message, to say what instruction we're trying to | 
 |   // parse. | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage %1 %3 %4"),  // an Id | 
 |               Eq("Expected '=', found end of stream.")); | 
 |  | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage %1 %3 99"),  // a number | 
 |               Eq("Expected <opcode> or <result-id> at the beginning of an " | 
 |                  "instruction, found '99'.")); | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImage %1 %3 \"abc\""),  // a string | 
 |               Eq("Expected <opcode> or <result-id> at the beginning of an " | 
 |                  "instruction, found '\"abc\"'.")); | 
 | } | 
 |  | 
 | // Test OpImageSparseRead | 
 |  | 
 | using OpImageSparseReadTest = TextToBinaryTest; | 
 |  | 
 | TEST_F(OpImageSparseReadTest, OnlyRequiredOperands) { | 
 |   const std::string input = "%2 = OpImageSparseRead %1 %3 %4\n"; | 
 |   EXPECT_THAT(CompiledInstructions(input), | 
 |               Eq(MakeInstruction(spv::Op::OpImageSparseRead, {1, 2, 3, 4}))); | 
 |   // Test the disassembler. | 
 |   EXPECT_THAT(EncodeAndDecodeSuccessfully(input), input); | 
 | } | 
 |  | 
 | // Test all kinds of image operands on OpImageSparseRead | 
 |  | 
 | using ImageSparseReadImageOperandsTest = | 
 |     spvtest::TextToBinaryTestBase<::testing::TestWithParam<ImageOperandsCase>>; | 
 |  | 
 | TEST_P(ImageSparseReadImageOperandsTest, Sample) { | 
 |   const std::string input = | 
 |       "%2 = OpImageSparseRead %1 %3 %4" + GetParam().image_operands + "\n"; | 
 |   EXPECT_THAT(CompiledInstructions(input), | 
 |               Eq(MakeInstruction(spv::Op::OpImageSparseRead, {1, 2, 3, 4}, | 
 |                                  GetParam().expected_mask_and_operands))); | 
 |   // Test the disassembler. | 
 |   EXPECT_THAT(EncodeAndDecodeSuccessfully(input), input); | 
 | } | 
 |  | 
 | #define MASK(NAME) uint32_t(spv::ImageOperandsMask::NAME) | 
 | INSTANTIATE_TEST_SUITE_P(ImageSparseReadImageOperandsAny, | 
 |                          ImageSparseReadImageOperandsTest, | 
 |                          ::testing::ValuesIn(std::vector<ImageOperandsCase>{ | 
 |                              // Image operands are optional. | 
 |                              {"", {}}, | 
 |                              // Test each kind, alone. | 
 |                              {" Bias %5", {MASK(Bias), 5}}, | 
 |                              {" Lod %5", {MASK(Lod), 5}}, | 
 |                              {" Grad %5 %6", {MASK(Grad), 5, 6}}, | 
 |                              {" ConstOffset %5", {MASK(ConstOffset), 5}}, | 
 |                              {" Offset %5", {MASK(Offset), 5}}, | 
 |                              {" ConstOffsets %5", {MASK(ConstOffsets), 5}}, | 
 |                              {" Sample %5", {MASK(Sample), 5}}, | 
 |                              {" MinLod %5", {MASK(MinLod), 5}}, | 
 |                          })); | 
 | #undef MASK | 
 | #define MASK(NAME) static_cast<uint32_t>(spv::ImageOperandsMask::NAME) | 
 | INSTANTIATE_TEST_SUITE_P( | 
 |     ImageSparseReadImageOperandsCombination, ImageSparseReadImageOperandsTest, | 
 |     ::testing::ValuesIn(std::vector<ImageOperandsCase>{ | 
 |         // values. | 
 |         // Test adjacent pairs, so we can easily debug the values when it fails. | 
 |         {" Bias|Lod %5 %6", {MASK(Bias) | MASK(Lod), 5, 6}}, | 
 |         {" Lod|Grad %5 %6 %7", {MASK(Lod) | MASK(Grad), 5, 6, 7}}, | 
 |         {" Grad|ConstOffset %5 %6 %7", | 
 |          {MASK(Grad) | MASK(ConstOffset), 5, 6, 7}}, | 
 |         {" ConstOffset|Offset %5 %6", {MASK(ConstOffset) | MASK(Offset), 5, 6}}, | 
 |         {" Offset|ConstOffsets %5 %6", | 
 |          {MASK(Offset) | MASK(ConstOffsets), 5, 6}}, | 
 |         {" ConstOffsets|Sample %5 %6", | 
 |          {MASK(ConstOffsets) | MASK(Sample), 5, 6}}, | 
 |         // Test all masks together. | 
 |         {" Bias|Lod|Grad|ConstOffset|Offset|ConstOffsets|Sample" | 
 |          " %5 %6 %7 %8 %9 %10 %11 %12", | 
 |          {MASK(Bias) | MASK(Lod) | MASK(Grad) | MASK(ConstOffset) | | 
 |               MASK(Offset) | MASK(ConstOffsets) | MASK(Sample), | 
 |           5, 6, 7, 8, 9, 10, 11, 12}}, | 
 |         // Don't try the masks reversed, since this is a round trip test, | 
 |         // and the disassembler will sort them. | 
 |     })); | 
 | #undef MASK | 
 |  | 
 | TEST_F(OpImageSparseReadTest, InvalidTypeOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImageSparseRead 42"), | 
 |               Eq("Expected id to start with %.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageSparseReadTest, MissingImageOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImageSparseRead %1"), | 
 |               Eq("Expected operand for OpImageSparseRead instruction, but " | 
 |                  "found the end of the stream.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageSparseReadTest, InvalidImageOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImageSparseRead %1 1000"), | 
 |               Eq("Expected id to start with %.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageSparseReadTest, MissingCoordinateOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImageSparseRead %1 %2"), | 
 |               Eq("Expected operand for OpImageSparseRead instruction, but " | 
 |                  "found the end of the stream.")); | 
 | } | 
 |  | 
 | TEST_F(OpImageSparseReadTest, InvalidCoordinateOperand) { | 
 |   EXPECT_THAT(CompileFailure("%2 = OpImageSparseRead %1 %2 1000"), | 
 |               Eq("Expected id to start with %.")); | 
 | } | 
 |  | 
 | // TODO(dneto): OpSampledImage | 
 | // TODO(dneto): OpImageSampleImplicitLod | 
 | // TODO(dneto): OpImageSampleExplicitLod | 
 | // TODO(dneto): OpImageSampleDrefImplicitLod | 
 | // TODO(dneto): OpImageSampleDrefExplicitLod | 
 | // TODO(dneto): OpImageSampleProjImplicitLod | 
 | // TODO(dneto): OpImageSampleProjExplicitLod | 
 | // TODO(dneto): OpImageSampleProjDrefImplicitLod | 
 | // TODO(dneto): OpImageSampleProjDrefExplicitLod | 
 | // TODO(dneto): OpImageGather | 
 | // TODO(dneto): OpImageDrefGather | 
 | // TODO(dneto): OpImageRead | 
 | // TODO(dneto): OpImageWrite | 
 | // TODO(dneto): OpImageQueryFormat | 
 | // TODO(dneto): OpImageQueryOrder | 
 | // TODO(dneto): OpImageQuerySizeLod | 
 | // TODO(dneto): OpImageQuerySize | 
 | // TODO(dneto): OpImageQueryLod | 
 | // TODO(dneto): OpImageQueryLevels | 
 | // TODO(dneto): OpImageQuerySamples | 
 | // TODO(dneto): OpImageSparseSampleImplicitLod | 
 | // TODO(dneto): OpImageSparseSampleExplicitLod | 
 | // TODO(dneto): OpImageSparseSampleDrefImplicitLod | 
 | // TODO(dneto): OpImageSparseSampleDrefExplicitLod | 
 | // TODO(dneto): OpImageSparseSampleProjImplicitLod | 
 | // TODO(dneto): OpImageSparseSampleProjExplicitLod | 
 | // TODO(dneto): OpImageSparseSampleProjDrefImplicitLod | 
 | // TODO(dneto): OpImageSparseSampleProjDrefExplicitLod | 
 | // TODO(dneto): OpImageSparseFetch | 
 | // TODO(dneto): OpImageSparseDrefGather | 
 | // TODO(dneto): OpImageSparseTexelsResident | 
 |  | 
 | }  // namespace | 
 | }  // namespace spvtools |