Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef ART_COMPILER_OPTIMIZING_SHARPENING_H_ |
| 18 | #define ART_COMPILER_OPTIMIZING_SHARPENING_H_ |
| 19 | |
Nicolas Geoffray | 83c8e27 | 2017-01-31 14:36:37 +0000 | [diff] [blame] | 20 | #include "nodes.h" |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 21 | #include "optimization.h" |
| 22 | |
| 23 | namespace art { |
| 24 | |
| 25 | class CodeGenerator; |
| 26 | class CompilerDriver; |
| 27 | class DexCompilationUnit; |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 28 | |
| 29 | // Optimization that tries to improve the way we dispatch methods and access types, |
| 30 | // fields, etc. Besides actual method sharpening based on receiver type (for example |
| 31 | // virtual->direct), this includes selecting the best available dispatch for |
| 32 | // invoke-static/-direct based on code generator support. |
| 33 | class HSharpening : public HOptimization { |
| 34 | public: |
| 35 | HSharpening(HGraph* graph, |
| 36 | CodeGenerator* codegen, |
Nicolas Geoffray | 22384ae | 2016-12-12 22:33:36 +0000 | [diff] [blame] | 37 | CompilerDriver* compiler_driver, |
Aart Bik | 2ca10eb | 2017-11-15 15:17:53 -0800 | [diff] [blame] | 38 | const char* name = kSharpeningPassName) |
| 39 | : HOptimization(graph, name), |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 40 | codegen_(codegen), |
Vladimir Marko | 28e012a | 2017-12-07 11:22:59 +0000 | [diff] [blame] | 41 | compiler_driver_(compiler_driver) { } |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 42 | |
Aart Bik | 2477320 | 2018-04-26 10:28:51 -0700 | [diff] [blame] | 43 | bool Run() OVERRIDE; |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 44 | |
| 45 | static constexpr const char* kSharpeningPassName = "sharpening"; |
| 46 | |
Vladimir Marko | 175e786 | 2018-03-27 09:03:13 +0000 | [diff] [blame] | 47 | // Used by Sharpening and InstructionSimplifier. |
| 48 | static void SharpenInvokeStaticOrDirect(HInvokeStaticOrDirect* invoke, |
| 49 | CodeGenerator* codegen, |
| 50 | CompilerDriver* compiler_driver); |
Vladimir Marko | 28e012a | 2017-12-07 11:22:59 +0000 | [diff] [blame] | 51 | |
Nicolas Geoffray | 83c8e27 | 2017-01-31 14:36:37 +0000 | [diff] [blame] | 52 | // Used by the builder and the inliner. |
Nicolas Geoffray | c4aa82c | 2017-03-06 14:38:52 +0000 | [diff] [blame] | 53 | static HLoadClass::LoadKind ComputeLoadClassKind(HLoadClass* load_class, |
| 54 | CodeGenerator* codegen, |
| 55 | CompilerDriver* compiler_driver, |
| 56 | const DexCompilationUnit& dex_compilation_unit) |
Vladimir Marko | 28e012a | 2017-12-07 11:22:59 +0000 | [diff] [blame] | 57 | REQUIRES_SHARED(Locks::mutator_lock_); |
Nicolas Geoffray | 5687634 | 2016-12-16 16:09:08 +0000 | [diff] [blame] | 58 | |
Vladimir Marko | 175e786 | 2018-03-27 09:03:13 +0000 | [diff] [blame] | 59 | // Used by the builder. |
| 60 | static TypeCheckKind ComputeTypeCheckKind(ObjPtr<mirror::Class> klass, |
| 61 | CodeGenerator* codegen, |
| 62 | CompilerDriver* compiler_driver, |
| 63 | bool needs_access_check) |
| 64 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 65 | |
| 66 | // Used by the builder. |
| 67 | static void ProcessLoadString(HLoadString* load_string, |
| 68 | CodeGenerator* codegen, |
| 69 | CompilerDriver* compiler_driver, |
| 70 | const DexCompilationUnit& dex_compilation_unit, |
| 71 | VariableSizedHandleScope* handles); |
Nicolas Geoffray | c4aa82c | 2017-03-06 14:38:52 +0000 | [diff] [blame] | 72 | |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 73 | private: |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 74 | CodeGenerator* codegen_; |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 75 | CompilerDriver* compiler_driver_; |
Vladimir Marko | dc151b2 | 2015-10-15 18:02:30 +0100 | [diff] [blame] | 76 | }; |
| 77 | |
| 78 | } // namespace art |
| 79 | |
| 80 | #endif // ART_COMPILER_OPTIMIZING_SHARPENING_H_ |