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      1 /*
      2  * Copyright (C) 2016 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_ARM_VIXL_H_
     18 #define ART_COMPILER_OPTIMIZING_INTRINSICS_ARM_VIXL_H_
     19 
     20 #include "intrinsics.h"
     21 #include "utils/arm/assembler_arm_vixl.h"
     22 
     23 namespace art {
     24 
     25 namespace arm {
     26 
     27 class ArmVIXLAssembler;
     28 class CodeGeneratorARMVIXL;
     29 
     30 class IntrinsicLocationsBuilderARMVIXL FINAL : public IntrinsicVisitor {
     31  public:
     32   explicit IntrinsicLocationsBuilderARMVIXL(CodeGeneratorARMVIXL* codegen);
     33 
     34   // Define visitor methods.
     35 
     36 #define OPTIMIZING_INTRINSICS(Name, IsStatic, NeedsEnvironmentOrCache, SideEffects, Exceptions, ...) \
     37   void Visit ## Name(HInvoke* invoke) OVERRIDE;
     38 #include "intrinsics_list.h"
     39   INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
     40 #undef INTRINSICS_LIST
     41 #undef OPTIMIZING_INTRINSICS
     42 
     43   // Check whether an invoke is an intrinsic, and if so, create a location summary. Returns whether
     44   // a corresponding LocationSummary with the intrinsified_ flag set was generated and attached to
     45   // the invoke.
     46   bool TryDispatch(HInvoke* invoke);
     47 
     48  private:
     49   ArenaAllocator* const allocator_;
     50   CodeGenerator* const codegen_;
     51   ArmVIXLAssembler* const assembler_;
     52   const ArmInstructionSetFeatures& features_;
     53 
     54   DISALLOW_COPY_AND_ASSIGN(IntrinsicLocationsBuilderARMVIXL);
     55 };
     56 
     57 class IntrinsicCodeGeneratorARMVIXL FINAL : public IntrinsicVisitor {
     58  public:
     59   explicit IntrinsicCodeGeneratorARMVIXL(CodeGeneratorARMVIXL* codegen) : codegen_(codegen) {}
     60 
     61   // Define visitor methods.
     62 
     63 #define OPTIMIZING_INTRINSICS(Name, IsStatic, NeedsEnvironmentOrCache, SideEffects, Exceptions, ...) \
     64   void Visit ## Name(HInvoke* invoke) OVERRIDE;
     65 #include "intrinsics_list.h"
     66   INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
     67 #undef INTRINSICS_LIST
     68 #undef OPTIMIZING_INTRINSICS
     69 
     70  private:
     71   ArenaAllocator* GetAllocator();
     72   ArmVIXLAssembler* GetAssembler();
     73 
     74   CodeGeneratorARMVIXL* const codegen_;
     75 
     76   DISALLOW_COPY_AND_ASSIGN(IntrinsicCodeGeneratorARMVIXL);
     77 };
     78 
     79 }  // namespace arm
     80 }  // namespace art
     81 
     82 #endif  // ART_COMPILER_OPTIMIZING_INTRINSICS_ARM_VIXL_H_
     83