1/*
2 * Copyright (C) 2014 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/jni/jni_entrypoints.h"
19#include "entrypoints/quick/quick_alloc_entrypoints.h"
20#include "entrypoints/quick/quick_default_externs.h"
21#include "entrypoints/quick/quick_default_init_entrypoints.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 "interpreter/interpreter.h"
27
28namespace art {
29
30// Cast entrypoints.
31extern "C" uint32_t artIsAssignableFromCode(const mirror::Class* klass,
32                                            const mirror::Class* ref_class);
33// Math entrypoints.
34extern int32_t CmpgDouble(double a, double b);
35extern int32_t CmplDouble(double a, double b);
36extern int32_t CmpgFloat(float a, float b);
37extern int32_t CmplFloat(float a, float b);
38extern "C" int64_t artLmul(int64_t a, int64_t b);
39extern "C" int64_t artLdiv(int64_t a, int64_t b);
40extern "C" int64_t artLmod(int64_t a, int64_t b);
41
42// Math conversions.
43extern "C" int32_t __fixsfsi(float op1);      // FLOAT_TO_INT
44extern "C" int32_t __fixdfsi(double op1);     // DOUBLE_TO_INT
45extern "C" float __floatdisf(int64_t op1);    // LONG_TO_FLOAT
46extern "C" double __floatdidf(int64_t op1);   // LONG_TO_DOUBLE
47extern "C" int64_t __fixsfdi(float op1);      // FLOAT_TO_LONG
48extern "C" int64_t __fixdfdi(double op1);     // DOUBLE_TO_LONG
49
50// Single-precision FP arithmetics.
51extern "C" float fmodf(float a, float b);      // REM_FLOAT[_2ADDR]
52
53// Double-precision FP arithmetics.
54extern "C" double fmod(double a, double b);     // REM_DOUBLE[_2ADDR]
55
56// Long long arithmetics - REM_LONG[_2ADDR] and DIV_LONG[_2ADDR]
57extern "C" int64_t __divdi3(int64_t, int64_t);
58extern "C" int64_t __moddi3(int64_t, int64_t);
59
60void InitEntryPoints(JniEntryPoints* jpoints, QuickEntryPoints* qpoints) {
61  DefaultInitEntryPoints(jpoints, qpoints);
62
63  // Cast
64  qpoints->pInstanceofNonTrivial = artIsAssignableFromCode;
65  qpoints->pCheckCast = art_quick_check_cast;
66
67  // Math
68  qpoints->pCmpgDouble = CmpgDouble;
69  qpoints->pCmpgFloat = CmpgFloat;
70  qpoints->pCmplDouble = CmplDouble;
71  qpoints->pCmplFloat = CmplFloat;
72  qpoints->pFmod = fmod;
73  qpoints->pL2d = art_l2d;
74  qpoints->pFmodf = fmodf;
75  qpoints->pL2f = art_l2f;
76  qpoints->pD2iz = art_d2i;
77  qpoints->pF2iz = art_f2i;
78  qpoints->pIdivmod = nullptr;
79  qpoints->pD2l = art_d2l;
80  qpoints->pF2l = art_f2l;
81  qpoints->pLdiv = artLdiv;
82  qpoints->pLmod = artLmod;
83  qpoints->pLmul = artLmul;
84  qpoints->pShlLong = nullptr;
85  qpoints->pShrLong = nullptr;
86  qpoints->pUshrLong = nullptr;
87
88  // Intrinsics
89  qpoints->pIndexOf = art_quick_indexof;
90  qpoints->pStringCompareTo = art_quick_string_compareto;
91  qpoints->pMemcpy = memcpy;
92
93  // TODO - use lld/scd instructions for Mips64
94  // Atomic 64-bit load/store
95  qpoints->pA64Load = QuasiAtomic::Read64;
96  qpoints->pA64Store = QuasiAtomic::Write64;
97
98  // Read barrier.
99  qpoints->pReadBarrierJni = ReadBarrierJni;
100  qpoints->pReadBarrierMark = artReadBarrierMark;
101  qpoints->pReadBarrierSlow = artReadBarrierSlow;
102  qpoints->pReadBarrierForRootSlow = artReadBarrierForRootSlow;
103};
104
105}  // namespace art
106