/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define _GNU_SOURCE
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#include <float.h>
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#include <math.h>
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#if !defined(__LP64__)
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// The BSD "long double" functions are broken when sizeof(long double) == sizeof(double).
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// Android works around those cases by replacing the broken functions with our own trivial stubs
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// that call the regular "double" function.
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long double copysignl(long double a1, long double a2) { return copysign(a1, a2); }
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long double fmaxl(long double a1, long double a2) { return fmax(a1, a2); }
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long double fmodl(long double a1, long double a2) { return fmod(a1, a2); }
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long double fminl(long double a1, long double a2) { return fmin(a1, a2); }
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int ilogbl(long double a1) { return ilogb(a1); }
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long long llrintl(long double a1) { return llrint(a1); }
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#if !defined(__i386__) // x86 has an assembler lrint/lrintl.
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long lrintl(long double a1) { return lrint(a1); }
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#endif
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long long llroundl(long double a1) { return llround(a1); }
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long lroundl(long double a1) { return lround(a1); }
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long double modfl(long double a1, long double* a2) { double i; double f = modf(a1, &i); *a2 = i; return f; }
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float nexttowardf(float a1, long double a2) { return nextafterf(a1, (float) a2); }
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long double powl(long double x, long double y) { return pow(x, y); }
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long double roundl(long double a1) { return round(a1); }
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void sincosl(long double x, long double* s, long double* c) { sincos(x, (double*) s, (double*) c); }
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#endif // __LP64__
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// FreeBSD doesn't have an ld128 implementations of tgammal, so both LP32 and LP64 need this.
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long double tgammal(long double x) { return tgamma(x); }
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// external/arm-optimized-routines does not provide the long double
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// wrappers for the routines it implements.
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#if (LDBL_MANT_DIG == 53)
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long double expl(long double x) { return exp(x); }
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long double exp2l(long double x) { return exp2(x); }
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long double logl(long double x) { return log(x); }
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long double log2l(long double x) { return log2(x); }
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#endif
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