| // Copyright (c) 2016 Google 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. |
| |
| #include "opt/instruction.h" |
| |
| #include "gmock/gmock.h" |
| |
| #include "spirv-tools/libspirv.h" |
| #include "UnitSPIRV.h" |
| |
| namespace { |
| |
| using spvtest::MakeInstruction; |
| using spvtools::ir::Instruction; |
| using spvtools::ir::Operand; |
| using ::testing::Eq; |
| |
| TEST(InstructionTest, CreateTrivial) { |
| Instruction empty; |
| EXPECT_EQ(SpvOpNop, empty.opcode()); |
| EXPECT_EQ(0u, empty.type_id()); |
| EXPECT_EQ(0u, empty.result_id()); |
| EXPECT_EQ(0u, empty.NumOperands()); |
| EXPECT_EQ(0u, empty.NumOperandWords()); |
| EXPECT_EQ(0u, empty.NumInOperandWords()); |
| EXPECT_EQ(empty.cend(), empty.cbegin()); |
| EXPECT_EQ(empty.end(), empty.begin()); |
| } |
| |
| TEST(InstructionTest, CreateWithOpcodeAndNoOperands) { |
| Instruction inst(SpvOpReturn); |
| EXPECT_EQ(SpvOpReturn, inst.opcode()); |
| EXPECT_EQ(0u, inst.type_id()); |
| EXPECT_EQ(0u, inst.result_id()); |
| EXPECT_EQ(0u, inst.NumOperands()); |
| EXPECT_EQ(0u, inst.NumOperandWords()); |
| EXPECT_EQ(0u, inst.NumInOperandWords()); |
| EXPECT_EQ(inst.cend(), inst.cbegin()); |
| EXPECT_EQ(inst.end(), inst.begin()); |
| } |
| |
| // The words for an OpTypeInt for 32-bit signed integer resulting in Id 44. |
| uint32_t kSampleInstructionWords[] = {(4 << 16) | uint32_t(SpvOpTypeInt), 44, |
| 32, 1}; |
| // The operands that would be parsed from kSampleInstructionWords |
| spv_parsed_operand_t kSampleParsedOperands[] = { |
| {1, 1, SPV_OPERAND_TYPE_RESULT_ID, SPV_NUMBER_NONE, 0}, |
| {2, 1, SPV_OPERAND_TYPE_LITERAL_INTEGER, SPV_NUMBER_UNSIGNED_INT, 32}, |
| {3, 1, SPV_OPERAND_TYPE_LITERAL_INTEGER, SPV_NUMBER_UNSIGNED_INT, 1}, |
| }; |
| |
| // A valid parse of kSampleParsedOperands. |
| spv_parsed_instruction_t kSampleParsedInstruction = {kSampleInstructionWords, |
| uint16_t(4), |
| uint16_t(SpvOpTypeInt), |
| SPV_EXT_INST_TYPE_NONE, |
| 0, // type id |
| 44, // result id |
| kSampleParsedOperands, |
| 3}; |
| TEST(InstructionTest, CreateWithOpcodeAndOperands) { |
| Instruction inst(kSampleParsedInstruction); |
| EXPECT_EQ(SpvOpTypeInt, inst.opcode()); |
| EXPECT_EQ(0u, inst.type_id()); |
| EXPECT_EQ(44u, inst.result_id()); |
| EXPECT_EQ(3u, inst.NumOperands()); |
| EXPECT_EQ(3u, inst.NumOperandWords()); |
| EXPECT_EQ(2u, inst.NumInOperandWords()); |
| } |
| |
| TEST(InstructionTest, GetOperand) { |
| Instruction inst(kSampleParsedInstruction); |
| EXPECT_THAT(inst.GetOperand(0).words, Eq(std::vector<uint32_t>{44})); |
| EXPECT_THAT(inst.GetOperand(1).words, Eq(std::vector<uint32_t>{32})); |
| EXPECT_THAT(inst.GetOperand(2).words, Eq(std::vector<uint32_t>{1})); |
| } |
| |
| TEST(InstructionTest, GetInOperand) { |
| Instruction inst(kSampleParsedInstruction); |
| EXPECT_THAT(inst.GetInOperand(0).words, Eq(std::vector<uint32_t>{32})); |
| EXPECT_THAT(inst.GetInOperand(1).words, Eq(std::vector<uint32_t>{1})); |
| } |
| |
| TEST(InstructionTest, OperandConstIterators) { |
| Instruction inst(kSampleParsedInstruction); |
| // Spot check iteration across operands. |
| auto cbegin = inst.cbegin(); |
| auto cend = inst.cend(); |
| EXPECT_NE(cend, inst.cbegin()); |
| |
| auto citer = inst.cbegin(); |
| for (int i = 0; i < 3; ++i, ++citer) { |
| const auto& operand = *citer; |
| EXPECT_THAT(operand.type, Eq(kSampleParsedOperands[i].type)); |
| EXPECT_THAT(operand.words, |
| Eq(std::vector<uint32_t>{kSampleInstructionWords[i + 1]})); |
| EXPECT_NE(cend, citer); |
| } |
| EXPECT_EQ(cend, citer); |
| |
| // Check that cbegin and cend have not changed. |
| EXPECT_EQ(cbegin, inst.cbegin()); |
| EXPECT_EQ(cend, inst.cend()); |
| |
| // Check arithmetic. |
| const Operand& operand2 = *(inst.cbegin() + 2); |
| EXPECT_EQ(SPV_OPERAND_TYPE_LITERAL_INTEGER, operand2.type); |
| } |
| |
| TEST(InstructionTest, OperandIterators) { |
| Instruction inst(kSampleParsedInstruction); |
| // Spot check iteration across operands, with mutable iterators. |
| auto begin = inst.begin(); |
| auto end = inst.end(); |
| EXPECT_NE(end, inst.begin()); |
| |
| auto iter = inst.begin(); |
| for (int i = 0; i < 3; ++i, ++iter) { |
| const auto& operand = *iter; |
| EXPECT_THAT(operand.type, Eq(kSampleParsedOperands[i].type)); |
| EXPECT_THAT(operand.words, |
| Eq(std::vector<uint32_t>{kSampleInstructionWords[i + 1]})); |
| EXPECT_NE(end, iter); |
| } |
| EXPECT_EQ(end, iter); |
| |
| // Check that begin and end have not changed. |
| EXPECT_EQ(begin, inst.begin()); |
| EXPECT_EQ(end, inst.end()); |
| |
| // Check arithmetic. |
| Operand& operand2 = *(inst.begin() + 2); |
| EXPECT_EQ(SPV_OPERAND_TYPE_LITERAL_INTEGER, operand2.type); |
| |
| // Check mutation through an iterator. |
| operand2.type = SPV_OPERAND_TYPE_TYPE_ID; |
| EXPECT_EQ(SPV_OPERAND_TYPE_TYPE_ID, (*(inst.cbegin() + 2)).type); |
| } |
| |
| } // anonymous namespace |