quick_entrypoints.h revision 848871b4d8481229c32e0d048a9856e5a9a17ef9 
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 <jni.h>
21
22#include "base/macros.h"
23#include "offsets.h"
24
25#define QUICK_ENTRYPOINT_OFFSET(x) \
26    ThreadOffset(static_cast<uintptr_t>(OFFSETOF_MEMBER(Thread, quick_entrypoints_)) + \
27                 static_cast<uintptr_t>(OFFSETOF_MEMBER(QuickEntryPoints, x)))
28
29namespace art {
30
31namespace mirror {
32  class AbstractMethod;
33  class Class;
34  class Object;
35}  // namespace mirror
36
37class Thread;
38
39// Pointers to functions that are called by quick compiler generated code via thread-local storage.
40struct PACKED(4) QuickEntryPoints {
41  // Alloc
42  void* (*pAllocArray)(uint32_t, void*, int32_t);
43  void* (*pAllocArrayWithAccessCheck)(uint32_t, void*, int32_t);
44  void* (*pAllocObject)(uint32_t, void*);
45  void* (*pAllocObjectWithAccessCheck)(uint32_t, void*);
46  void* (*pCheckAndAllocArray)(uint32_t, void*, int32_t);
47  void* (*pCheckAndAllocArrayWithAccessCheck)(uint32_t, void*, int32_t);
48
49  // Cast
50  uint32_t (*pInstanceofNonTrivial)(const mirror::Class*, const mirror::Class*);
51  void (*pCanPutArrayElement)(void*, void*);
52  void (*pCheckCast)(void*, void*);
53
54  // DexCache
55  void* (*pInitializeStaticStorage)(uint32_t, void*);
56  void* (*pInitializeTypeAndVerifyAccess)(uint32_t, void*);
57  void* (*pInitializeType)(uint32_t, void*);
58  void* (*pResolveString)(void*, uint32_t);
59
60  // Field
61  int (*pSet32Instance)(uint32_t, void*, int32_t);  // field_idx, obj, src
62  int (*pSet32Static)(uint32_t, int32_t);
63  int (*pSet64Instance)(uint32_t, void*, int64_t);
64  int (*pSet64Static)(uint32_t, int64_t);
65  int (*pSetObjInstance)(uint32_t, void*, void*);
66  int (*pSetObjStatic)(uint32_t, void*);
67  int32_t (*pGet32Instance)(uint32_t, void*);
68  int32_t (*pGet32Static)(uint32_t);
69  int64_t (*pGet64Instance)(uint32_t, void*);
70  int64_t (*pGet64Static)(uint32_t);
71  void* (*pGetObjInstance)(uint32_t, void*);
72  void* (*pGetObjStatic)(uint32_t);
73
74  // FillArray
75  void (*pHandleFillArrayData)(void*, void*);
76
77  // JNI
78  uint32_t (*pJniMethodStart)(Thread*);
79  uint32_t (*pJniMethodStartSynchronized)(jobject to_lock, Thread* self);
80  void (*pJniMethodEnd)(uint32_t cookie, Thread* self);
81  void (*pJniMethodEndSynchronized)(uint32_t cookie, jobject locked, Thread* self);
82  mirror::Object* (*pJniMethodEndWithReference)(jobject result, uint32_t cookie, Thread* self);
83  mirror::Object* (*pJniMethodEndWithReferenceSynchronized)(jobject result, uint32_t cookie,
84                                                    jobject locked, Thread* self);
85
86  // Locks
87  void (*pLockObject)(void*);
88  void (*pUnlockObject)(void*);
89
90  // Math
91  int32_t (*pCmpgDouble)(double, double);
92  int32_t (*pCmpgFloat)(float, float);
93  int32_t (*pCmplDouble)(double, double);
94  int32_t (*pCmplFloat)(float, float);
95  double (*pFmod)(double, double);
96  double (*pSqrt)(double);
97  double (*pL2d)(int64_t);
98  float (*pFmodf)(float, float);
99  float (*pL2f)(int64_t);
100  int32_t (*pD2iz)(double);
101  int32_t (*pF2iz)(float);
102  int32_t (*pIdivmod)(int32_t, int32_t);
103  int64_t (*pD2l)(double);
104  int64_t (*pF2l)(float);
105  int64_t (*pLdiv)(int64_t, int64_t);
106  int64_t (*pLdivmod)(int64_t, int64_t);
107  int64_t (*pLmul)(int64_t, int64_t);
108  uint64_t (*pShlLong)(uint64_t, uint32_t);
109  uint64_t (*pShrLong)(uint64_t, uint32_t);
110  uint64_t (*pUshrLong)(uint64_t, uint32_t);
111
112  // Intrinsics
113  int32_t (*pIndexOf)(void*, uint32_t, uint32_t, uint32_t);
114  int32_t (*pMemcmp16)(void*, void*, int32_t);
115  int32_t (*pStringCompareTo)(void*, void*);
116  void* (*pMemcpy)(void*, const void*, size_t);
117
118  // Invocation
119  void (*pQuickResolutionTrampoline)(mirror::AbstractMethod*);
120  void (*pQuickToInterpreterBridge)(mirror::AbstractMethod*);
121  void (*pInvokeDirectTrampolineWithAccessCheck)(uint32_t, void*);
122  void (*pInvokeInterfaceTrampoline)(uint32_t, void*);
123  void (*pInvokeInterfaceTrampolineWithAccessCheck)(uint32_t, void*);
124  void (*pInvokeStaticTrampolineWithAccessCheck)(uint32_t, void*);
125  void (*pInvokeSuperTrampolineWithAccessCheck)(uint32_t, void*);
126  void (*pInvokeVirtualTrampolineWithAccessCheck)(uint32_t, void*);
127
128  // Thread
129  void (*pCheckSuspend)(Thread*);  // Stub that is called when the suspend count is non-zero
130  void (*pTestSuspend)();  // Stub that is periodically called to test the suspend count
131
132  // Throws
133  void (*pDeliverException)(void*);
134  void (*pThrowArrayBounds)(int32_t, int32_t);
135  void (*pThrowDivZero)();
136  void (*pThrowNoSuchMethod)(int32_t);
137  void (*pThrowNullPointer)();
138  void (*pThrowStackOverflow)(void*);
139};
140
141
142// JNI entrypoints.
143extern uint32_t JniMethodStart(Thread* self) UNLOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
144extern uint32_t JniMethodStartSynchronized(jobject to_lock, Thread* self)
145    UNLOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
146extern void JniMethodEnd(uint32_t saved_local_ref_cookie, Thread* self)
147    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
148extern void JniMethodEndSynchronized(uint32_t saved_local_ref_cookie, jobject locked,
149                                     Thread* self)
150    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
151extern mirror::Object* JniMethodEndWithReference(jobject result, uint32_t saved_local_ref_cookie,
152                                                 Thread* self)
153    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
154
155extern mirror::Object* JniMethodEndWithReferenceSynchronized(jobject result,
156                                                             uint32_t saved_local_ref_cookie,
157                                                             jobject locked, Thread* self)
158    SHARED_LOCK_FUNCTION(Locks::mutator_lock_) HOT_ATTR;
159
160}  // namespace art
161
162#endif  // ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
163