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 <string.h>
18 
19 #include "atomic.h"
20 #include "entrypoints/jni/jni_entrypoints.h"
21 #include "entrypoints/quick/quick_alloc_entrypoints.h"
22 #include "entrypoints/quick/quick_default_externs.h"
23 #include "entrypoints/quick/quick_entrypoints.h"
24 #include "entrypoints/entrypoint_utils.h"
25 #include "entrypoints/math_entrypoints.h"
26 #include "entrypoints/runtime_asm_entrypoints.h"
27 #include "entrypoints_direct_mips.h"
28 #include "interpreter/interpreter.h"
29 
30 namespace art {
31 
32 // Cast entrypoints.
33 extern "C" size_t artInstanceOfFromCode(mirror::Object* obj, mirror::Class* ref_class);
34 
35 // Read barrier entrypoints.
36 // art_quick_read_barrier_mark_regXX uses a non-standard calling
37 // convention: it expects its input in register XX+1 and returns its
38 // result in that same register, and saves and restores all
39 // caller-save registers.
40 extern "C" mirror::Object* art_quick_read_barrier_mark_reg01(mirror::Object*);
41 extern "C" mirror::Object* art_quick_read_barrier_mark_reg02(mirror::Object*);
42 extern "C" mirror::Object* art_quick_read_barrier_mark_reg03(mirror::Object*);
43 extern "C" mirror::Object* art_quick_read_barrier_mark_reg04(mirror::Object*);
44 extern "C" mirror::Object* art_quick_read_barrier_mark_reg05(mirror::Object*);
45 extern "C" mirror::Object* art_quick_read_barrier_mark_reg06(mirror::Object*);
46 extern "C" mirror::Object* art_quick_read_barrier_mark_reg07(mirror::Object*);
47 extern "C" mirror::Object* art_quick_read_barrier_mark_reg08(mirror::Object*);
48 extern "C" mirror::Object* art_quick_read_barrier_mark_reg09(mirror::Object*);
49 extern "C" mirror::Object* art_quick_read_barrier_mark_reg10(mirror::Object*);
50 extern "C" mirror::Object* art_quick_read_barrier_mark_reg11(mirror::Object*);
51 extern "C" mirror::Object* art_quick_read_barrier_mark_reg12(mirror::Object*);
52 extern "C" mirror::Object* art_quick_read_barrier_mark_reg13(mirror::Object*);
53 extern "C" mirror::Object* art_quick_read_barrier_mark_reg14(mirror::Object*);
54 extern "C" mirror::Object* art_quick_read_barrier_mark_reg17(mirror::Object*);
55 extern "C" mirror::Object* art_quick_read_barrier_mark_reg18(mirror::Object*);
56 extern "C" mirror::Object* art_quick_read_barrier_mark_reg19(mirror::Object*);
57 extern "C" mirror::Object* art_quick_read_barrier_mark_reg20(mirror::Object*);
58 extern "C" mirror::Object* art_quick_read_barrier_mark_reg21(mirror::Object*);
59 extern "C" mirror::Object* art_quick_read_barrier_mark_reg22(mirror::Object*);
60 extern "C" mirror::Object* art_quick_read_barrier_mark_reg29(mirror::Object*);
61 
62 // Math entrypoints.
63 extern int32_t CmpgDouble(double a, double b);
64 extern int32_t CmplDouble(double a, double b);
65 extern int32_t CmpgFloat(float a, float b);
66 extern int32_t CmplFloat(float a, float b);
67 extern "C" int64_t artLmul(int64_t a, int64_t b);
68 extern "C" int64_t artLdiv(int64_t a, int64_t b);
69 extern "C" int64_t artLmod(int64_t a, int64_t b);
70 
71 // Math conversions.
72 extern "C" int32_t __fixsfsi(float op1);      // FLOAT_TO_INT
73 extern "C" int32_t __fixdfsi(double op1);     // DOUBLE_TO_INT
74 extern "C" float __floatdisf(int64_t op1);    // LONG_TO_FLOAT
75 extern "C" double __floatdidf(int64_t op1);   // LONG_TO_DOUBLE
76 extern "C" int64_t __fixsfdi(float op1);      // FLOAT_TO_LONG
77 extern "C" int64_t __fixdfdi(double op1);     // DOUBLE_TO_LONG
78 
79 // Single-precision FP arithmetics.
80 extern "C" float fmodf(float a, float b);      // REM_FLOAT[_2ADDR]
81 
82 // Double-precision FP arithmetics.
83 extern "C" double fmod(double a, double b);     // REM_DOUBLE[_2ADDR]
84 
85 // Long long arithmetics - REM_LONG[_2ADDR] and DIV_LONG[_2ADDR]
86 extern "C" int64_t __divdi3(int64_t, int64_t);
87 extern "C" int64_t __moddi3(int64_t, int64_t);
88 
UpdateReadBarrierEntrypoints(QuickEntryPoints * qpoints,bool is_marking)89 void UpdateReadBarrierEntrypoints(QuickEntryPoints* qpoints, bool is_marking) {
90   qpoints->pReadBarrierMarkReg01 = is_marking ? art_quick_read_barrier_mark_reg01 : nullptr;
91   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg01),
92                 "Non-direct C stub marked direct.");
93   qpoints->pReadBarrierMarkReg02 = is_marking ? art_quick_read_barrier_mark_reg02 : nullptr;
94   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg02),
95                 "Non-direct C stub marked direct.");
96   qpoints->pReadBarrierMarkReg03 = is_marking ? art_quick_read_barrier_mark_reg03 : nullptr;
97   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg03),
98                 "Non-direct C stub marked direct.");
99   qpoints->pReadBarrierMarkReg04 = is_marking ? art_quick_read_barrier_mark_reg04 : nullptr;
100   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg04),
101                 "Non-direct C stub marked direct.");
102   qpoints->pReadBarrierMarkReg05 = is_marking ? art_quick_read_barrier_mark_reg05 : nullptr;
103   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg05),
104                 "Non-direct C stub marked direct.");
105   qpoints->pReadBarrierMarkReg06 = is_marking ? art_quick_read_barrier_mark_reg06 : nullptr;
106   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg06),
107                 "Non-direct C stub marked direct.");
108   qpoints->pReadBarrierMarkReg07 = is_marking ? art_quick_read_barrier_mark_reg07 : nullptr;
109   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg07),
110                 "Non-direct C stub marked direct.");
111   qpoints->pReadBarrierMarkReg08 = is_marking ? art_quick_read_barrier_mark_reg08 : nullptr;
112   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg08),
113                 "Non-direct C stub marked direct.");
114   qpoints->pReadBarrierMarkReg09 = is_marking ? art_quick_read_barrier_mark_reg09 : nullptr;
115   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg09),
116                 "Non-direct C stub marked direct.");
117   qpoints->pReadBarrierMarkReg10 = is_marking ? art_quick_read_barrier_mark_reg10 : nullptr;
118   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg10),
119                 "Non-direct C stub marked direct.");
120   qpoints->pReadBarrierMarkReg11 = is_marking ? art_quick_read_barrier_mark_reg11 : nullptr;
121   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg11),
122                 "Non-direct C stub marked direct.");
123   qpoints->pReadBarrierMarkReg12 = is_marking ? art_quick_read_barrier_mark_reg12 : nullptr;
124   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg12),
125                 "Non-direct C stub marked direct.");
126   qpoints->pReadBarrierMarkReg13 = is_marking ? art_quick_read_barrier_mark_reg13 : nullptr;
127   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg13),
128                 "Non-direct C stub marked direct.");
129   qpoints->pReadBarrierMarkReg14 = is_marking ? art_quick_read_barrier_mark_reg14 : nullptr;
130   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg14),
131                 "Non-direct C stub marked direct.");
132   qpoints->pReadBarrierMarkReg17 = is_marking ? art_quick_read_barrier_mark_reg17 : nullptr;
133   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg17),
134                 "Non-direct C stub marked direct.");
135   qpoints->pReadBarrierMarkReg18 = is_marking ? art_quick_read_barrier_mark_reg18 : nullptr;
136   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg18),
137                 "Non-direct C stub marked direct.");
138   qpoints->pReadBarrierMarkReg19 = is_marking ? art_quick_read_barrier_mark_reg19 : nullptr;
139   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg19),
140                 "Non-direct C stub marked direct.");
141   qpoints->pReadBarrierMarkReg20 = is_marking ? art_quick_read_barrier_mark_reg20 : nullptr;
142   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg20),
143                 "Non-direct C stub marked direct.");
144   qpoints->pReadBarrierMarkReg21 = is_marking ? art_quick_read_barrier_mark_reg21 : nullptr;
145   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg21),
146                 "Non-direct C stub marked direct.");
147   qpoints->pReadBarrierMarkReg22 = is_marking ? art_quick_read_barrier_mark_reg22 : nullptr;
148   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg22),
149                 "Non-direct C stub marked direct.");
150   qpoints->pReadBarrierMarkReg29 = is_marking ? art_quick_read_barrier_mark_reg29 : nullptr;
151   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg29),
152                 "Non-direct C stub marked direct.");
153 }
154 
InitEntryPoints(JniEntryPoints * jpoints,QuickEntryPoints * qpoints)155 void InitEntryPoints(JniEntryPoints* jpoints, QuickEntryPoints* qpoints) {
156   // Note: MIPS has asserts checking for the type of entrypoint. Don't move it
157   //       to InitDefaultEntryPoints().
158 
159   // JNI
160   jpoints->pDlsymLookup = art_jni_dlsym_lookup_stub;
161 
162   // Alloc
163   ResetQuickAllocEntryPoints(qpoints, /*is_marking*/ false);
164 
165   // Cast
166   qpoints->pInstanceofNonTrivial = artInstanceOfFromCode;
167   static_assert(IsDirectEntrypoint(kQuickInstanceofNonTrivial), "Direct C stub not marked direct.");
168   qpoints->pCheckInstanceOf = art_quick_check_instance_of;
169   static_assert(!IsDirectEntrypoint(kQuickCheckInstanceOf), "Non-direct C stub marked direct.");
170 
171   // DexCache
172   qpoints->pInitializeStaticStorage = art_quick_initialize_static_storage;
173   static_assert(!IsDirectEntrypoint(kQuickInitializeStaticStorage),
174                 "Non-direct C stub marked direct.");
175   qpoints->pInitializeTypeAndVerifyAccess = art_quick_initialize_type_and_verify_access;
176   static_assert(!IsDirectEntrypoint(kQuickInitializeTypeAndVerifyAccess),
177                 "Non-direct C stub marked direct.");
178   qpoints->pInitializeType = art_quick_initialize_type;
179   static_assert(!IsDirectEntrypoint(kQuickInitializeType), "Non-direct C stub marked direct.");
180   qpoints->pResolveString = art_quick_resolve_string;
181   static_assert(!IsDirectEntrypoint(kQuickResolveString), "Non-direct C stub marked direct.");
182 
183   // Field
184   qpoints->pSet8Instance = art_quick_set8_instance;
185   static_assert(!IsDirectEntrypoint(kQuickSet8Instance), "Non-direct C stub marked direct.");
186   qpoints->pSet8Static = art_quick_set8_static;
187   static_assert(!IsDirectEntrypoint(kQuickSet8Static), "Non-direct C stub marked direct.");
188   qpoints->pSet16Instance = art_quick_set16_instance;
189   static_assert(!IsDirectEntrypoint(kQuickSet16Instance), "Non-direct C stub marked direct.");
190   qpoints->pSet16Static = art_quick_set16_static;
191   static_assert(!IsDirectEntrypoint(kQuickSet16Static), "Non-direct C stub marked direct.");
192   qpoints->pSet32Instance = art_quick_set32_instance;
193   static_assert(!IsDirectEntrypoint(kQuickSet32Instance), "Non-direct C stub marked direct.");
194   qpoints->pSet32Static = art_quick_set32_static;
195   static_assert(!IsDirectEntrypoint(kQuickSet32Static), "Non-direct C stub marked direct.");
196   qpoints->pSet64Instance = art_quick_set64_instance;
197   static_assert(!IsDirectEntrypoint(kQuickSet64Instance), "Non-direct C stub marked direct.");
198   qpoints->pSet64Static = art_quick_set64_static;
199   static_assert(!IsDirectEntrypoint(kQuickSet64Static), "Non-direct C stub marked direct.");
200   qpoints->pSetObjInstance = art_quick_set_obj_instance;
201   static_assert(!IsDirectEntrypoint(kQuickSetObjInstance), "Non-direct C stub marked direct.");
202   qpoints->pSetObjStatic = art_quick_set_obj_static;
203   static_assert(!IsDirectEntrypoint(kQuickSetObjStatic), "Non-direct C stub marked direct.");
204   qpoints->pGetBooleanInstance = art_quick_get_boolean_instance;
205   static_assert(!IsDirectEntrypoint(kQuickGetBooleanInstance), "Non-direct C stub marked direct.");
206   qpoints->pGetByteInstance = art_quick_get_byte_instance;
207   static_assert(!IsDirectEntrypoint(kQuickGetByteInstance), "Non-direct C stub marked direct.");
208   qpoints->pGetCharInstance = art_quick_get_char_instance;
209   static_assert(!IsDirectEntrypoint(kQuickGetCharInstance), "Non-direct C stub marked direct.");
210   qpoints->pGetShortInstance = art_quick_get_short_instance;
211   static_assert(!IsDirectEntrypoint(kQuickGetShortInstance), "Non-direct C stub marked direct.");
212   qpoints->pGet32Instance = art_quick_get32_instance;
213   static_assert(!IsDirectEntrypoint(kQuickGet32Instance), "Non-direct C stub marked direct.");
214   qpoints->pGet64Instance = art_quick_get64_instance;
215   static_assert(!IsDirectEntrypoint(kQuickGet64Instance), "Non-direct C stub marked direct.");
216   qpoints->pGetObjInstance = art_quick_get_obj_instance;
217   static_assert(!IsDirectEntrypoint(kQuickGetObjInstance), "Non-direct C stub marked direct.");
218   qpoints->pGetBooleanStatic = art_quick_get_boolean_static;
219   static_assert(!IsDirectEntrypoint(kQuickGetBooleanStatic), "Non-direct C stub marked direct.");
220   qpoints->pGetByteStatic = art_quick_get_byte_static;
221   static_assert(!IsDirectEntrypoint(kQuickGetByteStatic), "Non-direct C stub marked direct.");
222   qpoints->pGetCharStatic = art_quick_get_char_static;
223   static_assert(!IsDirectEntrypoint(kQuickGetCharStatic), "Non-direct C stub marked direct.");
224   qpoints->pGetShortStatic = art_quick_get_short_static;
225   static_assert(!IsDirectEntrypoint(kQuickGetShortStatic), "Non-direct C stub marked direct.");
226   qpoints->pGet32Static = art_quick_get32_static;
227   static_assert(!IsDirectEntrypoint(kQuickGet32Static), "Non-direct C stub marked direct.");
228   qpoints->pGet64Static = art_quick_get64_static;
229   static_assert(!IsDirectEntrypoint(kQuickGet64Static), "Non-direct C stub marked direct.");
230   qpoints->pGetObjStatic = art_quick_get_obj_static;
231   static_assert(!IsDirectEntrypoint(kQuickGetObjStatic), "Non-direct C stub marked direct.");
232 
233   // Array
234   qpoints->pAputObject = art_quick_aput_obj;
235   static_assert(!IsDirectEntrypoint(kQuickAputObject), "Non-direct C stub marked direct.");
236 
237   // JNI
238   qpoints->pJniMethodStart = JniMethodStart;
239   static_assert(!IsDirectEntrypoint(kQuickJniMethodStart), "Non-direct C stub marked direct.");
240   qpoints->pJniMethodFastStart = JniMethodFastStart;
241   static_assert(!IsDirectEntrypoint(kQuickJniMethodFastStart), "Non-direct C stub marked direct.");
242   qpoints->pJniMethodStartSynchronized = JniMethodStartSynchronized;
243   static_assert(!IsDirectEntrypoint(kQuickJniMethodStartSynchronized),
244                 "Non-direct C stub marked direct.");
245   qpoints->pJniMethodEnd = JniMethodEnd;
246   static_assert(!IsDirectEntrypoint(kQuickJniMethodEnd), "Non-direct C stub marked direct.");
247   qpoints->pJniMethodFastEnd = JniMethodFastEnd;
248   static_assert(!IsDirectEntrypoint(kQuickJniMethodFastEnd), "Non-direct C stub marked direct.");
249   qpoints->pJniMethodEndSynchronized = JniMethodEndSynchronized;
250   static_assert(!IsDirectEntrypoint(kQuickJniMethodEndSynchronized),
251                 "Non-direct C stub marked direct.");
252   qpoints->pJniMethodEndWithReference = JniMethodEndWithReference;
253   static_assert(!IsDirectEntrypoint(kQuickJniMethodEndWithReference),
254                 "Non-direct C stub marked direct.");
255   qpoints->pJniMethodFastEndWithReference = JniMethodFastEndWithReference;
256   static_assert(!IsDirectEntrypoint(kQuickJniMethodFastEndWithReference),
257                 "Non-direct C stub marked direct.");
258   qpoints->pJniMethodEndWithReferenceSynchronized = JniMethodEndWithReferenceSynchronized;
259   static_assert(!IsDirectEntrypoint(kQuickJniMethodEndWithReferenceSynchronized),
260                 "Non-direct C stub marked direct.");
261   qpoints->pQuickGenericJniTrampoline = art_quick_generic_jni_trampoline;
262   static_assert(!IsDirectEntrypoint(kQuickQuickGenericJniTrampoline),
263                 "Non-direct C stub marked direct.");
264 
265   // Locks
266   if (UNLIKELY(VLOG_IS_ON(systrace_lock_logging))) {
267     qpoints->pLockObject = art_quick_lock_object_no_inline;
268     qpoints->pUnlockObject = art_quick_unlock_object_no_inline;
269   } else {
270     qpoints->pLockObject = art_quick_lock_object;
271     qpoints->pUnlockObject = art_quick_unlock_object;
272   }
273   static_assert(!IsDirectEntrypoint(kQuickLockObject), "Non-direct C stub marked direct.");
274   static_assert(!IsDirectEntrypoint(kQuickUnlockObject), "Non-direct C stub marked direct.");
275 
276   // Math
277   qpoints->pCmpgDouble = CmpgDouble;
278   static_assert(IsDirectEntrypoint(kQuickCmpgDouble), "Direct C stub not marked direct.");
279   qpoints->pCmpgFloat = CmpgFloat;
280   static_assert(IsDirectEntrypoint(kQuickCmpgFloat), "Direct C stub not marked direct.");
281   qpoints->pCmplDouble = CmplDouble;
282   static_assert(IsDirectEntrypoint(kQuickCmplDouble), "Direct C stub not marked direct.");
283   qpoints->pCmplFloat = CmplFloat;
284   static_assert(IsDirectEntrypoint(kQuickCmplFloat), "Direct C stub not marked direct.");
285   qpoints->pFmod = fmod;
286   static_assert(IsDirectEntrypoint(kQuickFmod), "Direct C stub not marked direct.");
287   qpoints->pL2d = art_l2d;
288   static_assert(IsDirectEntrypoint(kQuickL2d), "Direct C stub not marked direct.");
289   qpoints->pFmodf = fmodf;
290   static_assert(IsDirectEntrypoint(kQuickFmodf), "Direct C stub not marked direct.");
291   qpoints->pL2f = art_l2f;
292   static_assert(IsDirectEntrypoint(kQuickL2f), "Direct C stub not marked direct.");
293   qpoints->pD2iz = art_d2i;
294   static_assert(IsDirectEntrypoint(kQuickD2iz), "Direct C stub not marked direct.");
295   qpoints->pF2iz = art_f2i;
296   static_assert(IsDirectEntrypoint(kQuickF2iz), "Direct C stub not marked direct.");
297   qpoints->pIdivmod = nullptr;
298   qpoints->pD2l = art_d2l;
299   static_assert(IsDirectEntrypoint(kQuickD2l), "Direct C stub not marked direct.");
300   qpoints->pF2l = art_f2l;
301   static_assert(IsDirectEntrypoint(kQuickF2l), "Direct C stub not marked direct.");
302   qpoints->pLdiv = artLdiv;
303   static_assert(IsDirectEntrypoint(kQuickLdiv), "Direct C stub not marked direct.");
304   qpoints->pLmod = artLmod;
305   static_assert(IsDirectEntrypoint(kQuickLmod), "Direct C stub not marked direct.");
306   qpoints->pLmul = artLmul;
307   static_assert(IsDirectEntrypoint(kQuickLmul), "Direct C stub not marked direct.");
308   qpoints->pShlLong = art_quick_shl_long;
309   static_assert(!IsDirectEntrypoint(kQuickShlLong), "Non-direct C stub marked direct.");
310   qpoints->pShrLong = art_quick_shr_long;
311   static_assert(!IsDirectEntrypoint(kQuickShrLong), "Non-direct C stub marked direct.");
312   qpoints->pUshrLong = art_quick_ushr_long;
313   static_assert(!IsDirectEntrypoint(kQuickUshrLong), "Non-direct C stub marked direct.");
314 
315   // More math.
316   qpoints->pCos = cos;
317   static_assert(IsDirectEntrypoint(kQuickCos), "Direct C stub marked non-direct.");
318   qpoints->pSin = sin;
319   static_assert(IsDirectEntrypoint(kQuickSin), "Direct C stub marked non-direct.");
320   qpoints->pAcos = acos;
321   static_assert(IsDirectEntrypoint(kQuickAcos), "Direct C stub marked non-direct.");
322   qpoints->pAsin = asin;
323   static_assert(IsDirectEntrypoint(kQuickAsin), "Direct C stub marked non-direct.");
324   qpoints->pAtan = atan;
325   static_assert(IsDirectEntrypoint(kQuickAtan), "Direct C stub marked non-direct.");
326   qpoints->pAtan2 = atan2;
327   static_assert(IsDirectEntrypoint(kQuickAtan2), "Direct C stub marked non-direct.");
328   qpoints->pCbrt = cbrt;
329   static_assert(IsDirectEntrypoint(kQuickCbrt), "Direct C stub marked non-direct.");
330   qpoints->pCosh = cosh;
331   static_assert(IsDirectEntrypoint(kQuickCosh), "Direct C stub marked non-direct.");
332   qpoints->pExp = exp;
333   static_assert(IsDirectEntrypoint(kQuickExp), "Direct C stub marked non-direct.");
334   qpoints->pExpm1 = expm1;
335   static_assert(IsDirectEntrypoint(kQuickExpm1), "Direct C stub marked non-direct.");
336   qpoints->pHypot = hypot;
337   static_assert(IsDirectEntrypoint(kQuickHypot), "Direct C stub marked non-direct.");
338   qpoints->pLog = log;
339   static_assert(IsDirectEntrypoint(kQuickLog), "Direct C stub marked non-direct.");
340   qpoints->pLog10 = log10;
341   static_assert(IsDirectEntrypoint(kQuickLog10), "Direct C stub marked non-direct.");
342   qpoints->pNextAfter = nextafter;
343   static_assert(IsDirectEntrypoint(kQuickNextAfter), "Direct C stub marked non-direct.");
344   qpoints->pSinh = sinh;
345   static_assert(IsDirectEntrypoint(kQuickSinh), "Direct C stub marked non-direct.");
346   qpoints->pTan = tan;
347   static_assert(IsDirectEntrypoint(kQuickTan), "Direct C stub marked non-direct.");
348   qpoints->pTanh = tanh;
349   static_assert(IsDirectEntrypoint(kQuickTanh), "Direct C stub marked non-direct.");
350 
351   // Intrinsics
352   qpoints->pIndexOf = art_quick_indexof;
353   static_assert(!IsDirectEntrypoint(kQuickIndexOf), "Non-direct C stub marked direct.");
354   qpoints->pStringCompareTo = art_quick_string_compareto;
355   static_assert(!IsDirectEntrypoint(kQuickStringCompareTo), "Non-direct C stub marked direct.");
356   qpoints->pMemcpy = memcpy;
357 
358   // Invocation
359   qpoints->pQuickImtConflictTrampoline = art_quick_imt_conflict_trampoline;
360   qpoints->pQuickResolutionTrampoline = art_quick_resolution_trampoline;
361   qpoints->pQuickToInterpreterBridge = art_quick_to_interpreter_bridge;
362   qpoints->pInvokeDirectTrampolineWithAccessCheck =
363       art_quick_invoke_direct_trampoline_with_access_check;
364   static_assert(!IsDirectEntrypoint(kQuickInvokeDirectTrampolineWithAccessCheck),
365                 "Non-direct C stub marked direct.");
366   qpoints->pInvokeInterfaceTrampolineWithAccessCheck =
367       art_quick_invoke_interface_trampoline_with_access_check;
368   static_assert(!IsDirectEntrypoint(kQuickInvokeInterfaceTrampolineWithAccessCheck),
369                 "Non-direct C stub marked direct.");
370   qpoints->pInvokeStaticTrampolineWithAccessCheck =
371       art_quick_invoke_static_trampoline_with_access_check;
372   static_assert(!IsDirectEntrypoint(kQuickInvokeStaticTrampolineWithAccessCheck),
373                 "Non-direct C stub marked direct.");
374   qpoints->pInvokeSuperTrampolineWithAccessCheck =
375       art_quick_invoke_super_trampoline_with_access_check;
376   static_assert(!IsDirectEntrypoint(kQuickInvokeSuperTrampolineWithAccessCheck),
377                 "Non-direct C stub marked direct.");
378   qpoints->pInvokeVirtualTrampolineWithAccessCheck =
379       art_quick_invoke_virtual_trampoline_with_access_check;
380   static_assert(!IsDirectEntrypoint(kQuickInvokeVirtualTrampolineWithAccessCheck),
381                 "Non-direct C stub marked direct.");
382   qpoints->pInvokePolymorphic = art_quick_invoke_polymorphic;
383 
384   // Thread
385   qpoints->pTestSuspend = art_quick_test_suspend;
386   static_assert(!IsDirectEntrypoint(kQuickTestSuspend), "Non-direct C stub marked direct.");
387 
388   // Throws
389   qpoints->pDeliverException = art_quick_deliver_exception;
390   static_assert(!IsDirectEntrypoint(kQuickDeliverException), "Non-direct C stub marked direct.");
391   qpoints->pThrowArrayBounds = art_quick_throw_array_bounds;
392   static_assert(!IsDirectEntrypoint(kQuickThrowArrayBounds), "Non-direct C stub marked direct.");
393   qpoints->pThrowDivZero = art_quick_throw_div_zero;
394   static_assert(!IsDirectEntrypoint(kQuickThrowDivZero), "Non-direct C stub marked direct.");
395   qpoints->pThrowNullPointer = art_quick_throw_null_pointer_exception;
396   static_assert(!IsDirectEntrypoint(kQuickThrowNullPointer), "Non-direct C stub marked direct.");
397   qpoints->pThrowStackOverflow = art_quick_throw_stack_overflow;
398   static_assert(!IsDirectEntrypoint(kQuickThrowStackOverflow), "Non-direct C stub marked direct.");
399   qpoints->pThrowStringBounds = art_quick_throw_string_bounds;
400   static_assert(!IsDirectEntrypoint(kQuickThrowStringBounds), "Non-direct C stub marked direct.");
401 
402   // Deoptimization from compiled code.
403   qpoints->pDeoptimize = art_quick_deoptimize_from_compiled_code;
404   static_assert(!IsDirectEntrypoint(kQuickDeoptimize), "Non-direct C stub marked direct.");
405 
406   // Atomic 64-bit load/store
407   qpoints->pA64Load = QuasiAtomic::Read64;
408   static_assert(IsDirectEntrypoint(kQuickA64Load), "Non-direct C stub marked direct.");
409   qpoints->pA64Store = QuasiAtomic::Write64;
410   static_assert(IsDirectEntrypoint(kQuickA64Store), "Non-direct C stub marked direct.");
411 
412   // Read barrier.
413   qpoints->pReadBarrierJni = ReadBarrierJni;
414   static_assert(IsDirectEntrypoint(kQuickReadBarrierJni), "Direct C stub not marked direct.");
415   UpdateReadBarrierEntrypoints(qpoints, /*is_marking*/ false);
416   // Cannot use the following registers to pass arguments:
417   // 0(ZERO), 1(AT), 16(S0), 17(S1), 24(T8), 25(T9), 26(K0), 27(K1), 28(GP), 29(SP), 31(RA).
418   // Note that there are 30 entry points only: 00 for register 1(AT), ..., 29 for register 30(S8).
419   qpoints->pReadBarrierMarkReg00 = nullptr;
420   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg00),
421                 "Non-direct C stub marked direct.");
422   qpoints->pReadBarrierMarkReg15 = nullptr;
423   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg15),
424                 "Non-direct C stub marked direct.");
425   qpoints->pReadBarrierMarkReg16 = nullptr;
426   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg16),
427                 "Non-direct C stub marked direct.");
428   qpoints->pReadBarrierMarkReg23 = nullptr;
429   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg23),
430                 "Non-direct C stub marked direct.");
431   qpoints->pReadBarrierMarkReg24 = nullptr;
432   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg24),
433                 "Non-direct C stub marked direct.");
434   qpoints->pReadBarrierMarkReg25 = nullptr;
435   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg25),
436                 "Non-direct C stub marked direct.");
437   qpoints->pReadBarrierMarkReg26 = nullptr;
438   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg26),
439                 "Non-direct C stub marked direct.");
440   qpoints->pReadBarrierMarkReg27 = nullptr;
441   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg27),
442                 "Non-direct C stub marked direct.");
443   qpoints->pReadBarrierMarkReg28 = nullptr;
444   static_assert(!IsDirectEntrypoint(kQuickReadBarrierMarkReg28),
445                 "Non-direct C stub marked direct.");
446   qpoints->pReadBarrierSlow = artReadBarrierSlow;
447   static_assert(IsDirectEntrypoint(kQuickReadBarrierSlow), "Direct C stub not marked direct.");
448   qpoints->pReadBarrierForRootSlow = artReadBarrierForRootSlow;
449   static_assert(IsDirectEntrypoint(kQuickReadBarrierForRootSlow),
450                 "Direct C stub not marked direct.");
451 };
452 
453 }  // namespace art
454