code_generator_x86.h revision 01bc96d007b67fdb7fe349232a83e4b354ce3d08
1d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray/* 2d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * Copyright (C) 2014 The Android Open Source Project 3d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * 4d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * Licensed under the Apache License, Version 2.0 (the "License"); 5d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * you may not use this file except in compliance with the License. 6d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * You may obtain a copy of the License at 7d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * 8d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * http://www.apache.org/licenses/LICENSE-2.0 9d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * 10d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * Unless required by applicable law or agreed to in writing, software 11d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * distributed under the License is distributed on an "AS IS" BASIS, 12d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * See the License for the specific language governing permissions and 14d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray * limitations under the License. 15d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray */ 16d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 17d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#ifndef ART_COMPILER_OPTIMIZING_CODE_GENERATOR_X86_H_ 18d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#define ART_COMPILER_OPTIMIZING_CODE_GENERATOR_X86_H_ 19d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 20d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#include "code_generator.h" 21d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#include "nodes.h" 22787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray#include "utils/x86/assembler_x86.h" 23d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 24d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffraynamespace art { 25d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffraynamespace x86 { 26d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 27707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffraystatic constexpr size_t kX86WordSize = 4; 28707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffray 2901bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffrayclass CodeGeneratorX86; 3001bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray 31bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffrayclass LocationsBuilderX86 : public HGraphVisitor { 32bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray public: 3301bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray LocationsBuilderX86(HGraph* graph, CodeGeneratorX86* codegen) 3401bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray : HGraphVisitor(graph), codegen_(codegen) {} 35bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 36bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray#define DECLARE_VISIT_INSTRUCTION(name) \ 37bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray virtual void Visit##name(H##name* instr); 38bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 39bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray FOR_EACH_INSTRUCTION(DECLARE_VISIT_INSTRUCTION) 40bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 41bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray#undef DECLARE_VISIT_INSTRUCTION 42bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 43bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray private: 4401bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray CodeGeneratorX86* const codegen_; 4501bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray 46bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray DISALLOW_COPY_AND_ASSIGN(LocationsBuilderX86); 47bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray}; 48bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 49787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffrayclass InstructionCodeGeneratorX86 : public HGraphVisitor { 50d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray public: 514a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray InstructionCodeGeneratorX86(HGraph* graph, CodeGeneratorX86* codegen); 52d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 53d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#define DECLARE_VISIT_INSTRUCTION(name) \ 54d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray virtual void Visit##name(H##name* instr); 55d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 56d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray FOR_EACH_INSTRUCTION(DECLARE_VISIT_INSTRUCTION) 57d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 58d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#undef DECLARE_VISIT_INSTRUCTION 59d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 608ccc3f5d06fd217cdaabd37e743adab2031d3720Nicolas Geoffray void LoadCurrentMethod(Register reg); 618ccc3f5d06fd217cdaabd37e743adab2031d3720Nicolas Geoffray 624a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray X86Assembler* GetAssembler() const { return assembler_; } 63787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 64787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray private: 654a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray X86Assembler* const assembler_; 664a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray CodeGeneratorX86* const codegen_; 67787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 68787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray DISALLOW_COPY_AND_ASSIGN(InstructionCodeGeneratorX86); 69787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray}; 70787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 71787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffrayclass CodeGeneratorX86 : public CodeGenerator { 72787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray public: 73787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray explicit CodeGeneratorX86(HGraph* graph) 74787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray : CodeGenerator(graph), 7501bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray location_builder_(graph, this), 76787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray instruction_visitor_(graph, this) { } 77787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray virtual ~CodeGeneratorX86() { } 78787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 79bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray virtual void GenerateFrameEntry() OVERRIDE; 80bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray virtual void GenerateFrameExit() OVERRIDE; 81bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray virtual void Bind(Label* label) OVERRIDE; 824a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray virtual void Move(HInstruction* instruction, Location location, HInstruction* move_for) OVERRIDE; 83bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 84707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffray virtual size_t GetWordSize() const OVERRIDE { 85707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffray return kX86WordSize; 86707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffray } 87707c809f661554713edfacf338365adca8dfd3a3Nicolas Geoffray 88bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray virtual HGraphVisitor* GetLocationBuilder() OVERRIDE { 89bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray return &location_builder_; 90bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray } 91bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray 92787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray virtual HGraphVisitor* GetInstructionVisitor() OVERRIDE { 93787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray return &instruction_visitor_; 94787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray } 95787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 96787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray virtual X86Assembler* GetAssembler() OVERRIDE { 97787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray return &assembler_; 98787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray } 99787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray 1004a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray int32_t GetStackSlot(HLocal* local) const; 1014a34a428c6a2588e0857ef6baf88f1b73ce65958Nicolas Geoffray 102d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray private: 10301bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray // Helper method to move a 32bits value between two locations. 10401bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray void Move32(Location destination, Location source); 10501bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray // Helper method to move a 64bits value between two locations. 10601bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray void Move64(Location destination, Location source); 10701bc96d007b67fdb7fe349232a83e4b354ce3d08Nicolas Geoffray 108bab4ed7057799a4fadc6283108ab56f389d117d4Nicolas Geoffray LocationsBuilderX86 location_builder_; 109787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray InstructionCodeGeneratorX86 instruction_visitor_; 110787c3076635cf117eb646c5a89a9014b2072fb44Nicolas Geoffray X86Assembler assembler_; 111d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 112d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray DISALLOW_COPY_AND_ASSIGN(CodeGeneratorX86); 113d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray}; 114d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 115d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray} // namespace x86 116d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray} // namespace art 117d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray 118d4dd255db1d110ceb5551f6d95ff31fb57420994Nicolas Geoffray#endif // ART_COMPILER_OPTIMIZING_CODE_GENERATOR_X86_H_ 119