/* * Copyright (C) 2014 The Android Open Source Project * * 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 "builder.h" #include "code_generator.h" #include "common_compiler_test.h" #include "dex_instruction.h" #include "instruction_set.h" #include "nodes.h" #include "gtest/gtest.h" namespace art { class ExecutableMemoryAllocator : public CodeAllocator { public: ExecutableMemoryAllocator() { } virtual uint8_t* Allocate(size_t size) { memory_.reset(new uint8_t[size]); CommonCompilerTest::MakeExecutable(memory_.get(), size); return memory_.get(); } uint8_t* memory() const { return memory_.get(); } private: UniquePtr memory_; DISALLOW_COPY_AND_ASSIGN(ExecutableMemoryAllocator); }; static void TestCode(const uint16_t* data, int length) { ArenaPool pool; ArenaAllocator arena(&pool); HGraphBuilder builder(&arena); HGraph* graph = builder.BuildGraph(data, data + length); ASSERT_NE(graph, nullptr); ExecutableMemoryAllocator allocator; CHECK(CodeGenerator::CompileGraph(graph, kX86, &allocator)); typedef void (*fptr)(); #if defined(__i386__) reinterpret_cast(allocator.memory())(); #endif CHECK(CodeGenerator::CompileGraph(graph, kArm, &allocator)); #if defined(__arm__) reinterpret_cast(allocator.memory())(); #endif } TEST(CodegenTest, ReturnVoid) { const uint16_t data[] = { Instruction::RETURN_VOID }; TestCode(data, sizeof(data) / sizeof(uint16_t)); } TEST(PrettyPrinterTest, CFG1) { const uint16_t data[] = { Instruction::GOTO | 0x100, Instruction::RETURN_VOID }; TestCode(data, sizeof(data) / sizeof(uint16_t)); } TEST(PrettyPrinterTest, CFG2) { const uint16_t data[] = { Instruction::GOTO | 0x100, Instruction::GOTO | 0x100, Instruction::RETURN_VOID }; TestCode(data, sizeof(data) / sizeof(uint16_t)); } TEST(PrettyPrinterTest, CFG3) { const uint16_t data1[] = { Instruction::GOTO | 0x200, Instruction::RETURN_VOID, Instruction::GOTO | 0xFF00 }; TestCode(data1, sizeof(data1) / sizeof(uint16_t)); const uint16_t data2[] = { Instruction::GOTO_16, 3, Instruction::RETURN_VOID, Instruction::GOTO_16, 0xFFFF }; TestCode(data2, sizeof(data2) / sizeof(uint16_t)); const uint16_t data3[] = { Instruction::GOTO_32, 4, 0, Instruction::RETURN_VOID, Instruction::GOTO_32, 0xFFFF, 0xFFFF }; TestCode(data3, sizeof(data3) / sizeof(uint16_t)); } TEST(PrettyPrinterTest, CFG4) { const uint16_t data[] = { Instruction::RETURN_VOID, Instruction::GOTO | 0x100, Instruction::GOTO | 0xFE00 }; TestCode(data, sizeof(data) / sizeof(uint16_t)); } } // namespace art