quick_entrypoints.h revision 834b394ee759ed31c5371d8093d7cd8cd90014a8 
1/*
2 * Copyright (C) 2012 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_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
18#define ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
19
20#include "dex_file-inl.h"
21#include "runtime.h"
22
23#define QUICK_ENTRYPOINT_OFFSET(x) \
24    (static_cast<uintptr_t>(OFFSETOF_MEMBER(Thread, quick_entrypoints_)) + \
25        static_cast<uintptr_t>(OFFSETOF_MEMBER(QuickEntryPoints, x)))
26
27namespace art {
28namespace mirror {
29  class AbstractMethod;
30  class Class;
31  class Object;
32}  // namespace mirror
33class DvmDex;
34class MethodHelper;
35class ShadowFrame;
36class Thread;
37
38// Pointers to functions that are called by quick compiler generated code via thread-local storage.
39struct PACKED(4) QuickEntryPoints {
40  // Alloc
41  void* (*pAllocArrayFromCode)(uint32_t, void*, int32_t);
42  void* (*pAllocArrayFromCodeWithAccessCheck)(uint32_t, void*, int32_t);
43  void* (*pAllocObjectFromCode)(uint32_t, void*);
44  void* (*pAllocObjectFromCodeWithAccessCheck)(uint32_t, void*);
45  void* (*pCheckAndAllocArrayFromCode)(uint32_t, void*, int32_t);
46  void* (*pCheckAndAllocArrayFromCodeWithAccessCheck)(uint32_t, void*, int32_t);
47
48  // Cast
49  uint32_t (*pInstanceofNonTrivialFromCode)(const mirror::Class*, const mirror::Class*);
50  void (*pCanPutArrayElementFromCode)(void*, void*);
51  void (*pCheckCastFromCode)(void*, void*);
52
53  // DexCache
54  void* (*pInitializeStaticStorage)(uint32_t, void*);
55  void* (*pInitializeTypeAndVerifyAccessFromCode)(uint32_t, void*);
56  void* (*pInitializeTypeFromCode)(uint32_t, void*);
57  void* (*pResolveStringFromCode)(void*, uint32_t);
58
59  // Field
60  int (*pSet32Instance)(uint32_t, void*, int32_t);  // field_idx, obj, src
61  int (*pSet32Static)(uint32_t, int32_t);
62  int (*pSet64Instance)(uint32_t, void*, int64_t);
63  int (*pSet64Static)(uint32_t, int64_t);
64  int (*pSetObjInstance)(uint32_t, void*, void*);
65  int (*pSetObjStatic)(uint32_t, void*);
66  int32_t (*pGet32Instance)(uint32_t, void*);
67  int32_t (*pGet32Static)(uint32_t);
68  int64_t (*pGet64Instance)(uint32_t, void*);
69  int64_t (*pGet64Static)(uint32_t);
70  void* (*pGetObjInstance)(uint32_t, void*);
71  void* (*pGetObjStatic)(uint32_t);
72
73  // FillArray
74  void (*pHandleFillArrayDataFromCode)(void*, void*);
75
76  // JNI
77  uint32_t (*pJniMethodStart)(Thread*);
78  uint32_t (*pJniMethodStartSynchronized)(jobject to_lock, Thread* self);
79  void (*pJniMethodEnd)(uint32_t cookie, Thread* self);
80  void (*pJniMethodEndSynchronized)(uint32_t cookie, jobject locked, Thread* self);
81  mirror::Object* (*pJniMethodEndWithReference)(jobject result, uint32_t cookie, Thread* self);
82  mirror::Object* (*pJniMethodEndWithReferenceSynchronized)(jobject result, uint32_t cookie,
83                                                    jobject locked, Thread* self);
84
85  // Locks
86  void (*pLockObjectFromCode)(void*);
87  void (*pUnlockObjectFromCode)(void*);
88
89  // Math
90  int32_t (*pCmpgDouble)(double, double);
91  int32_t (*pCmpgFloat)(float, float);
92  int32_t (*pCmplDouble)(double, double);
93  int32_t (*pCmplFloat)(float, float);
94  double (*pFmod)(double, double);
95  double (*pSqrt)(double);
96  double (*pL2d)(int64_t);
97  float (*pFmodf)(float, float);
98  float (*pL2f)(int64_t);
99  int32_t (*pD2iz)(double);
100  int32_t (*pF2iz)(float);
101  int32_t (*pIdivmod)(int32_t, int32_t);
102  int64_t (*pD2l)(double);
103  int64_t (*pF2l)(float);
104  int64_t (*pLdiv)(int64_t, int64_t);
105  int64_t (*pLdivmod)(int64_t, int64_t);
106  int64_t (*pLmul)(int64_t, int64_t);
107  uint64_t (*pShlLong)(uint64_t, uint32_t);
108  uint64_t (*pShrLong)(uint64_t, uint32_t);
109  uint64_t (*pUshrLong)(uint64_t, uint32_t);
110
111  // Interpreter
112  void (*pInterpreterToInterpreterEntry)(Thread* self, MethodHelper& mh,
113                                         const DexFile::CodeItem* code_item,
114                                         ShadowFrame* shadow_frame, JValue* result);
115  void (*pInterpreterToQuickEntry)(Thread* self, MethodHelper& mh,
116                                   const DexFile::CodeItem* code_item,
117                                   ShadowFrame* shadow_frame, JValue* result);
118
119  // Intrinsics
120  int32_t (*pIndexOf)(void*, uint32_t, uint32_t, uint32_t);
121  int32_t (*pMemcmp16)(void*, void*, int32_t);
122  int32_t (*pStringCompareTo)(void*, void*);
123  void* (*pMemcpy)(void*, const void*, size_t);
124
125  // Invocation
126  const void* (*pQuickResolutionTrampolineFromCode)(mirror::AbstractMethod*, mirror::Object*,
127                                                    mirror::AbstractMethod**, Thread*);
128  void (*pInvokeDirectTrampolineWithAccessCheck)(uint32_t, void*);
129  void (*pInvokeInterfaceTrampoline)(uint32_t, void*);
130  void (*pInvokeInterfaceTrampolineWithAccessCheck)(uint32_t, void*);
131  void (*pInvokeStaticTrampolineWithAccessCheck)(uint32_t, void*);
132  void (*pInvokeSuperTrampolineWithAccessCheck)(uint32_t, void*);
133  void (*pInvokeVirtualTrampolineWithAccessCheck)(uint32_t, void*);
134
135  // Thread
136  void (*pCheckSuspendFromCode)(Thread*);  // Stub that is called when the suspend count is non-zero
137  void (*pTestSuspendFromCode)();  // Stub that is periodically called to test the suspend count
138
139  // Throws
140  void (*pDeliverException)(void*);
141  void (*pThrowArrayBoundsFromCode)(int32_t, int32_t);
142  void (*pThrowDivZeroFromCode)();
143  void (*pThrowNoSuchMethodFromCode)(int32_t);
144  void (*pThrowNullPointerFromCode)();
145  void (*pThrowStackOverflowFromCode)(void*);
146};
147
148
149// JNI entrypoints.
150extern uint32_t JniMethodStart(Thread* self)
151    UNLOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
152extern uint32_t JniMethodStartSynchronized(jobject to_lock, Thread* self)
153    UNLOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
154extern void JniMethodEnd(uint32_t saved_local_ref_cookie, Thread* self)
155    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
156extern void JniMethodEndSynchronized(uint32_t saved_local_ref_cookie, jobject locked,
157                                     Thread* self)
158    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
159extern mirror::Object* JniMethodEndWithReference(jobject result, uint32_t saved_local_ref_cookie,
160                                                 Thread* self)
161    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
162
163extern mirror::Object* JniMethodEndWithReferenceSynchronized(jobject result,
164                                                             uint32_t saved_local_ref_cookie,
165                                                             jobject locked, Thread* self)
166    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
167
168}  // namespace art
169
170#endif  // ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
171