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#include "atomic.h"
18#include "entrypoints/interpreter/interpreter_entrypoints.h"
19#include "entrypoints/jni/jni_entrypoints.h"
20#include "entrypoints/quick/quick_alloc_entrypoints.h"
21#include "entrypoints/quick/quick_default_externs.h"
22#include "entrypoints/quick/quick_entrypoints.h"
23#include "entrypoints/entrypoint_utils.h"
24#include "entrypoints/math_entrypoints.h"
25#include "entrypoints/runtime_asm_entrypoints.h"
26#include "entrypoints_direct_mips.h"
27#include "interpreter/interpreter.h"
28
29namespace art {
30
31// Cast entrypoints.
32extern "C" uint32_t artIsAssignableFromCode(const mirror::Class* klass,
33                                            const mirror::Class* ref_class);
34
35// Math entrypoints.
36extern int32_t CmpgDouble(double a, double b);
37extern int32_t CmplDouble(double a, double b);
38extern int32_t CmpgFloat(float a, float b);
39extern int32_t CmplFloat(float a, float b);
40extern "C" int64_t artLmul(int64_t a, int64_t b);
41extern "C" int64_t artLdiv(int64_t a, int64_t b);
42extern "C" int64_t artLmod(int64_t a, int64_t b);
43
44// Math conversions.
45extern "C" int32_t __fixsfsi(float op1);      // FLOAT_TO_INT
46extern "C" int32_t __fixdfsi(double op1);     // DOUBLE_TO_INT
47extern "C" float __floatdisf(int64_t op1);    // LONG_TO_FLOAT
48extern "C" double __floatdidf(int64_t op1);   // LONG_TO_DOUBLE
49extern "C" int64_t __fixsfdi(float op1);      // FLOAT_TO_LONG
50extern "C" int64_t __fixdfdi(double op1);     // DOUBLE_TO_LONG
51
52// Single-precision FP arithmetics.
53extern "C" float fmodf(float a, float b);      // REM_FLOAT[_2ADDR]
54
55// Double-precision FP arithmetics.
56extern "C" double fmod(double a, double b);     // REM_DOUBLE[_2ADDR]
57
58// Long long arithmetics - REM_LONG[_2ADDR] and DIV_LONG[_2ADDR]
59extern "C" int64_t __divdi3(int64_t, int64_t);
60extern "C" int64_t __moddi3(int64_t, int64_t);
61
62void InitEntryPoints(InterpreterEntryPoints* ipoints, JniEntryPoints* jpoints,
63                     QuickEntryPoints* qpoints) {
64  // Interpreter
65  ipoints->pInterpreterToInterpreterBridge = artInterpreterToInterpreterBridge;
66  ipoints->pInterpreterToCompiledCodeBridge = artInterpreterToCompiledCodeBridge;
67
68  // JNI
69  jpoints->pDlsymLookup = art_jni_dlsym_lookup_stub;
70
71  // Alloc
72  ResetQuickAllocEntryPoints(qpoints);
73
74  // Cast
75  qpoints->pInstanceofNonTrivial = artIsAssignableFromCode;
76  static_assert(IsDirectEntrypoint(kQuickInstanceofNonTrivial), "Direct C stub not marked direct.");
77  qpoints->pCheckCast = art_quick_check_cast;
78  static_assert(!IsDirectEntrypoint(kQuickCheckCast), "Non-direct C stub marked direct.");
79
80  // DexCache
81  qpoints->pInitializeStaticStorage = art_quick_initialize_static_storage;
82  static_assert(!IsDirectEntrypoint(kQuickInitializeStaticStorage),
83                "Non-direct C stub marked direct.");
84  qpoints->pInitializeTypeAndVerifyAccess = art_quick_initialize_type_and_verify_access;
85  static_assert(!IsDirectEntrypoint(kQuickInitializeTypeAndVerifyAccess),
86                "Non-direct C stub marked direct.");
87  qpoints->pInitializeType = art_quick_initialize_type;
88  static_assert(!IsDirectEntrypoint(kQuickInitializeType), "Non-direct C stub marked direct.");
89  qpoints->pResolveString = art_quick_resolve_string;
90  static_assert(!IsDirectEntrypoint(kQuickResolveString), "Non-direct C stub marked direct.");
91
92  // Field
93  qpoints->pSet8Instance = art_quick_set8_instance;
94  static_assert(!IsDirectEntrypoint(kQuickSet8Instance), "Non-direct C stub marked direct.");
95  qpoints->pSet8Static = art_quick_set8_static;
96  static_assert(!IsDirectEntrypoint(kQuickSet8Static), "Non-direct C stub marked direct.");
97  qpoints->pSet16Instance = art_quick_set16_instance;
98  static_assert(!IsDirectEntrypoint(kQuickSet16Instance), "Non-direct C stub marked direct.");
99  qpoints->pSet16Static = art_quick_set16_static;
100  static_assert(!IsDirectEntrypoint(kQuickSet16Static), "Non-direct C stub marked direct.");
101  qpoints->pSet32Instance = art_quick_set32_instance;
102  static_assert(!IsDirectEntrypoint(kQuickSet32Instance), "Non-direct C stub marked direct.");
103  qpoints->pSet32Static = art_quick_set32_static;
104  static_assert(!IsDirectEntrypoint(kQuickSet32Static), "Non-direct C stub marked direct.");
105  qpoints->pSet64Instance = art_quick_set64_instance;
106  static_assert(!IsDirectEntrypoint(kQuickSet64Instance), "Non-direct C stub marked direct.");
107  qpoints->pSet64Static = art_quick_set64_static;
108  static_assert(!IsDirectEntrypoint(kQuickSet64Static), "Non-direct C stub marked direct.");
109  qpoints->pSetObjInstance = art_quick_set_obj_instance;
110  static_assert(!IsDirectEntrypoint(kQuickSetObjInstance), "Non-direct C stub marked direct.");
111  qpoints->pSetObjStatic = art_quick_set_obj_static;
112  static_assert(!IsDirectEntrypoint(kQuickSetObjStatic), "Non-direct C stub marked direct.");
113  qpoints->pGetBooleanInstance = art_quick_get_boolean_instance;
114  static_assert(!IsDirectEntrypoint(kQuickGetBooleanInstance), "Non-direct C stub marked direct.");
115  qpoints->pGetByteInstance = art_quick_get_byte_instance;
116  static_assert(!IsDirectEntrypoint(kQuickGetByteInstance), "Non-direct C stub marked direct.");
117  qpoints->pGetCharInstance = art_quick_get_char_instance;
118  static_assert(!IsDirectEntrypoint(kQuickGetCharInstance), "Non-direct C stub marked direct.");
119  qpoints->pGetShortInstance = art_quick_get_short_instance;
120  static_assert(!IsDirectEntrypoint(kQuickGetShortInstance), "Non-direct C stub marked direct.");
121  qpoints->pGet32Instance = art_quick_get32_instance;
122  static_assert(!IsDirectEntrypoint(kQuickGet32Instance), "Non-direct C stub marked direct.");
123  qpoints->pGet64Instance = art_quick_get64_instance;
124  static_assert(!IsDirectEntrypoint(kQuickGet64Instance), "Non-direct C stub marked direct.");
125  qpoints->pGetObjInstance = art_quick_get_obj_instance;
126  static_assert(!IsDirectEntrypoint(kQuickGetObjInstance), "Non-direct C stub marked direct.");
127  qpoints->pGetBooleanStatic = art_quick_get_boolean_static;
128  static_assert(!IsDirectEntrypoint(kQuickGetBooleanStatic), "Non-direct C stub marked direct.");
129  qpoints->pGetByteStatic = art_quick_get_byte_static;
130  static_assert(!IsDirectEntrypoint(kQuickGetByteStatic), "Non-direct C stub marked direct.");
131  qpoints->pGetCharStatic = art_quick_get_char_static;
132  static_assert(!IsDirectEntrypoint(kQuickGetCharStatic), "Non-direct C stub marked direct.");
133  qpoints->pGetShortStatic = art_quick_get_short_static;
134  static_assert(!IsDirectEntrypoint(kQuickGetShortStatic), "Non-direct C stub marked direct.");
135  qpoints->pGet32Static = art_quick_get32_static;
136  static_assert(!IsDirectEntrypoint(kQuickGet32Static), "Non-direct C stub marked direct.");
137  qpoints->pGet64Static = art_quick_get64_static;
138  static_assert(!IsDirectEntrypoint(kQuickGet64Static), "Non-direct C stub marked direct.");
139  qpoints->pGetObjStatic = art_quick_get_obj_static;
140  static_assert(!IsDirectEntrypoint(kQuickGetObjStatic), "Non-direct C stub marked direct.");
141
142  // Array
143  qpoints->pAputObjectWithNullAndBoundCheck = art_quick_aput_obj_with_null_and_bound_check;
144  static_assert(!IsDirectEntrypoint(kQuickAputObjectWithNullAndBoundCheck),
145                "Non-direct C stub marked direct.");
146  qpoints->pAputObjectWithBoundCheck = art_quick_aput_obj_with_bound_check;
147  static_assert(!IsDirectEntrypoint(kQuickAputObjectWithBoundCheck),
148                "Non-direct C stub marked direct.");
149  qpoints->pAputObject = art_quick_aput_obj;
150  static_assert(!IsDirectEntrypoint(kQuickAputObject), "Non-direct C stub marked direct.");
151  qpoints->pHandleFillArrayData = art_quick_handle_fill_data;
152  static_assert(!IsDirectEntrypoint(kQuickHandleFillArrayData), "Non-direct C stub marked direct.");
153
154  // JNI
155  qpoints->pJniMethodStart = JniMethodStart;
156  static_assert(!IsDirectEntrypoint(kQuickJniMethodStart), "Non-direct C stub marked direct.");
157  qpoints->pJniMethodStartSynchronized = JniMethodStartSynchronized;
158  static_assert(!IsDirectEntrypoint(kQuickJniMethodStartSynchronized),
159                "Non-direct C stub marked direct.");
160  qpoints->pJniMethodEnd = JniMethodEnd;
161  static_assert(!IsDirectEntrypoint(kQuickJniMethodEnd), "Non-direct C stub marked direct.");
162  qpoints->pJniMethodEndSynchronized = JniMethodEndSynchronized;
163  static_assert(!IsDirectEntrypoint(kQuickJniMethodEndSynchronized),
164                "Non-direct C stub marked direct.");
165  qpoints->pJniMethodEndWithReference = JniMethodEndWithReference;
166  static_assert(!IsDirectEntrypoint(kQuickJniMethodEndWithReference),
167                "Non-direct C stub marked direct.");
168  qpoints->pJniMethodEndWithReferenceSynchronized = JniMethodEndWithReferenceSynchronized;
169  static_assert(!IsDirectEntrypoint(kQuickJniMethodEndWithReferenceSynchronized),
170                "Non-direct C stub marked direct.");
171  qpoints->pQuickGenericJniTrampoline = art_quick_generic_jni_trampoline;
172  static_assert(!IsDirectEntrypoint(kQuickQuickGenericJniTrampoline),
173                "Non-direct C stub marked direct.");
174
175  // Locks
176  qpoints->pLockObject = art_quick_lock_object;
177  static_assert(!IsDirectEntrypoint(kQuickLockObject), "Non-direct C stub marked direct.");
178  qpoints->pUnlockObject = art_quick_unlock_object;
179  static_assert(!IsDirectEntrypoint(kQuickUnlockObject), "Non-direct C stub marked direct.");
180
181  // Math
182  qpoints->pCmpgDouble = CmpgDouble;
183  static_assert(IsDirectEntrypoint(kQuickCmpgDouble), "Direct C stub not marked direct.");
184  qpoints->pCmpgFloat = CmpgFloat;
185  static_assert(IsDirectEntrypoint(kQuickCmpgFloat), "Direct C stub not marked direct.");
186  qpoints->pCmplDouble = CmplDouble;
187  static_assert(IsDirectEntrypoint(kQuickCmplDouble), "Direct C stub not marked direct.");
188  qpoints->pCmplFloat = CmplFloat;
189  static_assert(IsDirectEntrypoint(kQuickCmplFloat), "Direct C stub not marked direct.");
190  qpoints->pFmod = fmod;
191  static_assert(IsDirectEntrypoint(kQuickFmod), "Direct C stub not marked direct.");
192  qpoints->pL2d = art_l2d;
193  static_assert(IsDirectEntrypoint(kQuickL2d), "Direct C stub not marked direct.");
194  qpoints->pFmodf = fmodf;
195  static_assert(IsDirectEntrypoint(kQuickFmodf), "Direct C stub not marked direct.");
196  qpoints->pL2f = art_l2f;
197  static_assert(IsDirectEntrypoint(kQuickL2f), "Direct C stub not marked direct.");
198  qpoints->pD2iz = art_d2i;
199  static_assert(IsDirectEntrypoint(kQuickD2iz), "Direct C stub not marked direct.");
200  qpoints->pF2iz = art_f2i;
201  static_assert(IsDirectEntrypoint(kQuickF2iz), "Direct C stub not marked direct.");
202  qpoints->pIdivmod = nullptr;
203  qpoints->pD2l = art_d2l;
204  static_assert(IsDirectEntrypoint(kQuickD2l), "Direct C stub not marked direct.");
205  qpoints->pF2l = art_f2l;
206  static_assert(IsDirectEntrypoint(kQuickF2l), "Direct C stub not marked direct.");
207  qpoints->pLdiv = artLdiv;
208  static_assert(IsDirectEntrypoint(kQuickLdiv), "Direct C stub not marked direct.");
209  qpoints->pLmod = artLmod;
210  static_assert(IsDirectEntrypoint(kQuickLmod), "Direct C stub not marked direct.");
211  qpoints->pLmul = artLmul;
212  static_assert(IsDirectEntrypoint(kQuickLmul), "Direct C stub not marked direct.");
213  qpoints->pShlLong = art_quick_shl_long;
214  static_assert(!IsDirectEntrypoint(kQuickShlLong), "Non-direct C stub marked direct.");
215  qpoints->pShrLong = art_quick_shr_long;
216  static_assert(!IsDirectEntrypoint(kQuickShrLong), "Non-direct C stub marked direct.");
217  qpoints->pUshrLong = art_quick_ushr_long;
218  static_assert(!IsDirectEntrypoint(kQuickUshrLong), "Non-direct C stub marked direct.");
219
220  // Intrinsics
221  qpoints->pIndexOf = art_quick_indexof;
222  static_assert(!IsDirectEntrypoint(kQuickIndexOf), "Non-direct C stub marked direct.");
223  qpoints->pStringCompareTo = art_quick_string_compareto;
224  static_assert(!IsDirectEntrypoint(kQuickStringCompareTo), "Non-direct C stub marked direct.");
225  qpoints->pMemcpy = memcpy;
226
227  // Invocation
228  qpoints->pQuickImtConflictTrampoline = art_quick_imt_conflict_trampoline;
229  qpoints->pQuickResolutionTrampoline = art_quick_resolution_trampoline;
230  qpoints->pQuickToInterpreterBridge = art_quick_to_interpreter_bridge;
231  qpoints->pInvokeDirectTrampolineWithAccessCheck =
232      art_quick_invoke_direct_trampoline_with_access_check;
233  static_assert(!IsDirectEntrypoint(kQuickInvokeDirectTrampolineWithAccessCheck),
234                "Non-direct C stub marked direct.");
235  qpoints->pInvokeInterfaceTrampolineWithAccessCheck =
236      art_quick_invoke_interface_trampoline_with_access_check;
237  static_assert(!IsDirectEntrypoint(kQuickInvokeInterfaceTrampolineWithAccessCheck),
238                "Non-direct C stub marked direct.");
239  qpoints->pInvokeStaticTrampolineWithAccessCheck =
240      art_quick_invoke_static_trampoline_with_access_check;
241  static_assert(!IsDirectEntrypoint(kQuickInvokeStaticTrampolineWithAccessCheck),
242                "Non-direct C stub marked direct.");
243  qpoints->pInvokeSuperTrampolineWithAccessCheck =
244      art_quick_invoke_super_trampoline_with_access_check;
245  static_assert(!IsDirectEntrypoint(kQuickInvokeSuperTrampolineWithAccessCheck),
246                "Non-direct C stub marked direct.");
247  qpoints->pInvokeVirtualTrampolineWithAccessCheck =
248      art_quick_invoke_virtual_trampoline_with_access_check;
249  static_assert(!IsDirectEntrypoint(kQuickInvokeVirtualTrampolineWithAccessCheck),
250                "Non-direct C stub marked direct.");
251
252  // Thread
253  qpoints->pTestSuspend = art_quick_test_suspend;
254  static_assert(!IsDirectEntrypoint(kQuickTestSuspend), "Non-direct C stub marked direct.");
255
256  // Throws
257  qpoints->pDeliverException = art_quick_deliver_exception;
258  static_assert(!IsDirectEntrypoint(kQuickDeliverException), "Non-direct C stub marked direct.");
259  qpoints->pThrowArrayBounds = art_quick_throw_array_bounds;
260  static_assert(!IsDirectEntrypoint(kQuickThrowArrayBounds), "Non-direct C stub marked direct.");
261  qpoints->pThrowDivZero = art_quick_throw_div_zero;
262  static_assert(!IsDirectEntrypoint(kQuickThrowDivZero), "Non-direct C stub marked direct.");
263  qpoints->pThrowNoSuchMethod = art_quick_throw_no_such_method;
264  static_assert(!IsDirectEntrypoint(kQuickThrowNoSuchMethod), "Non-direct C stub marked direct.");
265  qpoints->pThrowNullPointer = art_quick_throw_null_pointer_exception;
266  static_assert(!IsDirectEntrypoint(kQuickThrowNullPointer), "Non-direct C stub marked direct.");
267  qpoints->pThrowStackOverflow = art_quick_throw_stack_overflow;
268  static_assert(!IsDirectEntrypoint(kQuickThrowStackOverflow), "Non-direct C stub marked direct.");
269
270  // Deoptimize
271  qpoints->pDeoptimize = art_quick_deoptimize;
272  static_assert(!IsDirectEntrypoint(kQuickDeoptimize), "Non-direct C stub marked direct.");
273
274  // Atomic 64-bit load/store
275  qpoints->pA64Load = QuasiAtomic::Read64;
276  static_assert(IsDirectEntrypoint(kQuickA64Load), "Non-direct C stub marked direct.");
277  qpoints->pA64Store = QuasiAtomic::Write64;
278  static_assert(IsDirectEntrypoint(kQuickA64Store), "Non-direct C stub marked direct.");
279
280  qpoints->pReadBarrierJni = ReadBarrierJni;
281  static_assert(!IsDirectEntrypoint(kQuickReadBarrierJni), "Non-direct C stub marked direct.");
282};
283
284}  // namespace art
285