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      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_INTRINSICS_X86_H_
     18 #define ART_COMPILER_OPTIMIZING_INTRINSICS_X86_H_
     19 
     20 #include "intrinsics.h"
     21 
     22 namespace art {
     23 
     24 class ArenaAllocator;
     25 class HInvokeStaticOrDirect;
     26 class HInvokeVirtual;
     27 
     28 namespace x86 {
     29 
     30 class CodeGeneratorX86;
     31 class X86Assembler;
     32 
     33 class IntrinsicLocationsBuilderX86 FINAL : public IntrinsicVisitor {
     34  public:
     35   explicit IntrinsicLocationsBuilderX86(CodeGeneratorX86* codegen);
     36 
     37   // Define visitor methods.
     38 
     39 #define OPTIMIZING_INTRINSICS(Name, IsStatic, NeedsEnvironmentOrCache, SideEffects, Exceptions, ...) \
     40   void Visit ## Name(HInvoke* invoke) OVERRIDE;
     41 #include "intrinsics_list.h"
     42   INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
     43 #undef INTRINSICS_LIST
     44 #undef OPTIMIZING_INTRINSICS
     45 
     46   // Check whether an invoke is an intrinsic, and if so, create a location summary. Returns whether
     47   // a corresponding LocationSummary with the intrinsified_ flag set was generated and attached to
     48   // the invoke.
     49   bool TryDispatch(HInvoke* invoke);
     50 
     51  private:
     52   ArenaAllocator* const allocator_;
     53   CodeGeneratorX86* const codegen_;
     54 
     55   DISALLOW_COPY_AND_ASSIGN(IntrinsicLocationsBuilderX86);
     56 };
     57 
     58 class IntrinsicCodeGeneratorX86 FINAL : public IntrinsicVisitor {
     59  public:
     60   explicit IntrinsicCodeGeneratorX86(CodeGeneratorX86* codegen) : codegen_(codegen) {}
     61 
     62   // Define visitor methods.
     63 
     64 #define OPTIMIZING_INTRINSICS(Name, IsStatic, NeedsEnvironmentOrCache, SideEffects, Exceptions, ...) \
     65   void Visit ## Name(HInvoke* invoke) OVERRIDE;
     66 #include "intrinsics_list.h"
     67   INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
     68 #undef INTRINSICS_LIST
     69 #undef OPTIMIZING_INTRINSICS
     70 
     71  private:
     72   X86Assembler* GetAssembler();
     73 
     74   ArenaAllocator* GetAllocator();
     75 
     76   CodeGeneratorX86* const codegen_;
     77 
     78   DISALLOW_COPY_AND_ASSIGN(IntrinsicCodeGeneratorX86);
     79 };
     80 
     81 }  // namespace x86
     82 }  // namespace art
     83 
     84 #endif  // ART_COMPILER_OPTIMIZING_INTRINSICS_X86_H_
     85