1037ce981d8ebbe275236814876441f872d438c26Reid Spencer/* 234695381d626485a560594f162701088079589dfMisha Brukman * Copyright (C) 2011-2013 The Android Open Source Project 3e89c7c616b36378d5eaf19541f4ae79841f9ed8eJeff Cohen * 44b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * Licensed under the Apache License, Version 2.0 (the "License"); 57ed47a13356daed2a34cd2209a31f92552e3bdd8Chris Lattner * you may not use this file except in compliance with the License. 67ed47a13356daed2a34cd2209a31f92552e3bdd8Chris Lattner * You may obtain a copy of the License at 734695381d626485a560594f162701088079589dfMisha Brukman * 84b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * http://www.apache.org/licenses/LICENSE-2.0 94b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * 10037ce981d8ebbe275236814876441f872d438c26Reid Spencer * Unless required by applicable law or agreed to in writing, software 11037ce981d8ebbe275236814876441f872d438c26Reid Spencer * distributed under the License is distributed on an "AS IS" BASIS, 124b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * See the License for the specific language governing permissions and 144b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen * limitations under the License. 1562c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer */ 1662c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer 174b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen// exports unavailable mathlib functions to compat lib 1862c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer 1936b708a3188cd02909d102c26ec6c251147890d7Owen Anderson#ifdef RS_COMPATIBILITY_LIB 2062c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer 2162c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencertypedef unsigned int uint32_t; 22a11e2eb845ffc1ad9aee0a96d6998a3e084edfcdNick Lewyckytypedef int int32_t; 2362c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer 2462c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencerextern uint32_t SC_abs_i32(int32_t v); 2562c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spenceruint32_t __attribute__((overloadable)) abs(int32_t v) {return SC_abs_i32(v);} 26f4db3a51c7d806f7dcef5d9625e7cdf7f122dca9Daniel Dunbar 2706deda2d9c8d3117c49704e42b5147df13f42355Jeff Cohen#define IMPORT_F32_FN_F32(func) \ 2862c5105adc4f51c6dd07be3471ea2462c8e00c82Reid Spencer extern float SC_##func##f(float v); \ 294b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen float __attribute__((overloadable)) func(float v) {return SC_##func##f(v);} 304b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen 314b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen#define IMPORT_F32_FN_F32_F32(func) \ 324b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen extern float SC_##func##f(float t, float v); \ 339b2b56ef758ea93082817d421b3fc4cea6daf99eChris Lattner float __attribute__((overloadable)) func(float t, float v) {return SC_##func##f(t, v);} 344b807e0381be558f3c9173c971ecf640cb9a9176Jeff Cohen 354b807e0381be558f3c9173c971ecf640cb9a9176Jeff CohenIMPORT_F32_FN_F32(acos) 36534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32(acosh) 37534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32(asin) 389b2b56ef758ea93082817d421b3fc4cea6daf99eChris LattnerIMPORT_F32_FN_F32(asinh) 39b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(atan) 40b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(atan2) 419b2b56ef758ea93082817d421b3fc4cea6daf99eChris LattnerIMPORT_F32_FN_F32(atanh) 429b2b56ef758ea93082817d421b3fc4cea6daf99eChris LattnerIMPORT_F32_FN_F32(cbrt) 43b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(ceil) 444b807e0381be558f3c9173c971ecf640cb9a9176Jeff CohenIMPORT_F32_FN_F32_F32(copysign) 45534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32(cos) 46b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(cosh) 47534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32(erfc) 48472c7918b0bc155e002db6f682c899e21bff852cAndrew LenharthIMPORT_F32_FN_F32(erf) 49534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32(exp) 50b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(exp2) 51c6791d9fca0ca42c6ccc7b786bbb73dd5ac330ebDevang PatelIMPORT_F32_FN_F32(expm1) 52534927d82de6d1be0f6e939263eeb309ad135661Jeff CohenIMPORT_F32_FN_F32_F32(fdim) 53029840c93521f5c54380e037a66216c8227ad1e1Chris LattnerIMPORT_F32_FN_F32(floor) 54bf65268def058af3e1d35aba233d5f0fd5a80fceJeff Cohenextern float SC_fmaf(float u, float t, float v); 55b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenfloat __attribute__((overloadable)) fma(float u, float t, float v) {return SC_fmaf(u, t, v);} 56b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(fmax) 57b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(fmin) 58b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(fmod) 59b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenextern float SC_frexpf(float v, int* ptr); 60b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenfloat __attribute__((overloadable)) frexp(float v, int* ptr) {return SC_frexpf(v, ptr);} 61b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(hypot) 62b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(ilogb) 63b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenextern float SC_ldexpf(float v, int i); 64b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenfloat __attribute__((overloadable)) ldexp(float v, int i) {return SC_ldexpf(v, i);} 65b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(lgamma) 66b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenextern float SC_lgammaf_r(float v, int* ptr); 673d566ddd05120d1ff85eb4f93283e0e85366fa82Devang Patelfloat __attribute__((overloadable)) lgamma(float v, int* ptr) {return SC_lgammaf_r(v, ptr);} 68b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(log) 69b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(log10) 70b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(log1p) 7106deda2d9c8d3117c49704e42b5147df13f42355Jeff CohenIMPORT_F32_FN_F32(logb) 721f476f4d84028c69777b9d309579209666f45543Owen Andersonextern float SC_modff(float v, float* ptr); 73b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenfloat modf(float v, float* ptr) {return SC_modff(v, ptr);} 74b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(nextafter) 75b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(pow) 76b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32_F32(remainder) 77e214979f79291e377571561025ab97d15044d72cChris Lattnerextern float SC_remquof(float t, float v, int* ptr); 7811f510b577878e61e62a3a9c5c8d86483961d20cOwen Andersonfloat remquo(float t, float v, int* ptr) {return SC_remquof(t, v, ptr);} 79b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(rint) 80bf65268def058af3e1d35aba233d5f0fd5a80fceJeff CohenIMPORT_F32_FN_F32(round) 81b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(sin) 82b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(sinh) 83b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(sqrt) 84b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(tan) 856116fb10359fc62914c37bfb80a80d85b4c5e885Chris LattnerIMPORT_F32_FN_F32(tanh) 86fee76bd9ba038a4640259ffcbb2c6e2bd970a3caDevang PatelIMPORT_F32_FN_F32(tgamma) 87b99468d718c4d1b8f20909a4c765e458585ef745Jeff CohenIMPORT_F32_FN_F32(trunc) 88b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen 89b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenextern float SC_randf2(float min, float max); 90b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohenfloat __attribute__((overloadable)) rsRand(float min, float max) { 91534927d82de6d1be0f6e939263eeb309ad135661Jeff Cohen return SC_randf2(min, max); 92534927d82de6d1be0f6e939263eeb309ad135661Jeff Cohen} 936e400f76e6921226ddacba367d3928474ed7567dJeff Cohen 94e60f69c0543993953465863d4b2cf9260c2dad96Jeff Cohen 95105b2f5374d970822d6f33f7ec5d2ed1e9ef9c29Andrew Lenharth// !!! DANGER !!! 96b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen// These functions are potentially missing on older Android versions. 97b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen// Work around the issue by supplying our own variants. 98b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen// !!! DANGER !!! 99b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen 100b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen// The logbl() implementation is taken from the latest bionic/, since 101c8beae2b6d42664378f712895997486fe1f06453Jeff Cohen// double == long double on Android. 1028f027c7fea068394be9026a80a8cbe045ed021eeDan Gohmanextern "C" long double logbl(long double x) { return logb(x); } 103b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen 104bf65268def058af3e1d35aba233d5f0fd5a80fceJeff Cohen// __aeabi_idiv0 is a missing function in libcompiler_rt.so, so we just 105f17fc461d17f9fa85f8fbc140ded8f3c591791e2Devang Patel// pick the simplest implementation based on the ARM EABI doc. 1065f2e4681ce039f29d75fae2d8447e4a31b8e4706Devang Patelextern "C" int __aeabi_idiv0(int v) { return v; } 107b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen 108b99468d718c4d1b8f20909a4c765e458585ef745Jeff Cohen#endif // compatibility lib 1098383a7b7a6acdae478d4b4c2520915153b73f676Chris Lattner