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_ARM_H_
18 #define ART_COMPILER_OPTIMIZING_INTRINSICS_ARM_H_
19 
20 #include "intrinsics.h"
21 
22 namespace art {
23 
24 class ArenaAllocator;
25 class ArmInstructionSetFeatures;
26 class HInvokeStaticOrDirect;
27 class HInvokeVirtual;
28 
29 namespace arm {
30 
31 class ArmAssembler;
32 class CodeGeneratorARM;
33 
34 class IntrinsicLocationsBuilderARM FINAL : public IntrinsicVisitor {
35  public:
IntrinsicLocationsBuilderARM(ArenaAllocator * arena,const ArmInstructionSetFeatures & features)36   explicit IntrinsicLocationsBuilderARM(ArenaAllocator* arena,
37                                         const ArmInstructionSetFeatures& features)
38       : arena_(arena), features_(features) {}
39 
40   // Define visitor methods.
41 
42 #define OPTIMIZING_INTRINSICS(Name, IsStatic)   \
43   void Visit ## Name(HInvoke* invoke) OVERRIDE;
44 #include "intrinsics_list.h"
45 INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
46 #undef INTRINSICS_LIST
47 #undef OPTIMIZING_INTRINSICS
48 
49   // Check whether an invoke is an intrinsic, and if so, create a location summary. Returns whether
50   // a corresponding LocationSummary with the intrinsified_ flag set was generated and attached to
51   // the invoke.
52   bool TryDispatch(HInvoke* invoke);
53 
54  private:
55   ArenaAllocator* arena_;
56 
57   const ArmInstructionSetFeatures& features_;
58 
59   DISALLOW_COPY_AND_ASSIGN(IntrinsicLocationsBuilderARM);
60 };
61 
62 class IntrinsicCodeGeneratorARM FINAL : public IntrinsicVisitor {
63  public:
IntrinsicCodeGeneratorARM(CodeGeneratorARM * codegen)64   explicit IntrinsicCodeGeneratorARM(CodeGeneratorARM* codegen) : codegen_(codegen) {}
65 
66   // Define visitor methods.
67 
68 #define OPTIMIZING_INTRINSICS(Name, IsStatic)   \
69   void Visit ## Name(HInvoke* invoke) OVERRIDE;
70 #include "intrinsics_list.h"
71 INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
72 #undef INTRINSICS_LIST
73 #undef OPTIMIZING_INTRINSICS
74 
75  private:
76   ArmAssembler* GetAssembler();
77 
78   ArenaAllocator* GetAllocator();
79 
80   CodeGeneratorARM* codegen_;
81 
82   DISALLOW_COPY_AND_ASSIGN(IntrinsicCodeGeneratorARM);
83 };
84 
85 }  // namespace arm
86 }  // namespace art
87 
88 #endif  // ART_COMPILER_OPTIMIZING_INTRINSICS_ARM_H_
89