1 /* file: libm_cpu_defs.h */ 2 3 4 // Copyright (c) 2000 - 2004, Intel Corporation 5 // All rights reserved. 6 // 7 // 8 // Redistribution and use in source and binary forms, with or without 9 // modification, are permitted provided that the following conditions are 10 // met: 11 // 12 // * Redistributions of source code must retain the above copyright 13 // notice, this list of conditions and the following disclaimer. 14 // 15 // * Redistributions in binary form must reproduce the above copyright 16 // notice, this list of conditions and the following disclaimer in the 17 // documentation and/or other materials provided with the distribution. 18 // 19 // * The name of Intel Corporation may not be used to endorse or promote 20 // products derived from this software without specific prior written 21 // permission. 22 23 // 24 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 27 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR ITS 28 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 29 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 30 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 31 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 32 // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR TORT (INCLUDING 33 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 34 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 // 36 // Intel Corporation is the author of this code, and requests that all 37 // problem reports or change requests be submitted to it directly at 38 // http://www.intel.com/software/products/opensource/libraries/num.htm. 39 // 40 41 #ifndef __LIBM_CPU_DEFS__H_INCLUDED__ 42 #define __LIBM_CPU_DEFS__H_INCLUDED__ 43 44 void __libm_sincos_pi4(double,double*,double*,int); 45 void __libm_y0y1(double , double *, double *); 46 void __libm_j0j1(double , double *, double *); 47 double __libm_j0(double); 48 double __libm_j1(double); 49 double __libm_jn(int,double); 50 double __libm_y0(double); 51 double __libm_y1(double); 52 double __libm_yn(int,double); 53 54 double __libm_copysign (double, double); 55 float __libm_copysignf (float, float); 56 long double __libm_copysignl (long double, long double); 57 58 extern double sqrt(double); 59 extern double fabs(double); 60 extern double log(double); 61 extern double log1p(double); 62 extern double sqrt(double); 63 extern double sin(double); 64 extern double exp(double); 65 extern double modf(double, double *); 66 extern double asinh(double); 67 extern double acosh(double); 68 extern double atanh(double); 69 extern double tanh(double); 70 extern double erf(double); 71 extern double erfc(double); 72 extern double j0(double); 73 extern double j1(double); 74 extern double jn(int, double); 75 extern double y0(double); 76 extern double y1(double); 77 extern double yn(int, double); 78 79 extern float fabsf(float); 80 extern float asinhf(float); 81 extern float acoshf(float); 82 extern float atanhf(float); 83 extern float tanhf(float); 84 extern float erff(float); 85 extern float erfcf(float); 86 extern float j0f(float); 87 extern float j1f(float); 88 extern float jnf(int, float); 89 extern float y0f(float); 90 extern float y1f(float); 91 extern float ynf(int, float); 92 93 extern long double log1pl(long double); 94 extern long double logl(long double); 95 extern long double sqrtl(long double); 96 extern long double expl(long double); 97 extern long double fabsl(long double); 98 99 #if !(defined(SIZE_LONG_INT_32) || defined(SIZE_LONG_INT_64)) 100 #error long int size not established; define SIZE_LONG_INT_32 or SIZE_LONG_INT_64 101 #endif 102 103 #if (defined(SIZE_LONG_INT_32) && defined(SIZE_LONG_INT_64)) 104 #error multiple long int size definitions; define SIZE_LONG_INT_32 or SIZE_LONG_INT_64 105 #endif 106 107 #if !(defined(SIZE_LONG_LONG_INT_32) || defined(SIZE_LONG_LONG_INT_64)) 108 #error long long int size not established; define SIZE_LONG_LONG_INT_32 or SIZE_LONG_LONG_INT_64 109 #endif 110 111 #if (defined(SIZE_LONG_LONG_INT_32) && defined(SIZE_LONG_LONG_INT_64)) 112 #error multiple long long int size definitions; define SIZE_LONG_LONG_INT_32 or SIZE_LONG_LONG_INT_64 113 #endif 114 115 #define HI_SIGNIFICAND_LESS(X, HI) ((X)->hi_significand < 0x ## HI) 116 #define f64abs(x) ((x) < 0.0 ? -(x) : (x)) 117 118 #define FP80_DECLARE() 119 #define FP80_SET() 120 #define FP80_RESET() 121 122 #ifdef _LIBC 123 # include <math.h> 124 #else 125 126 static const unsigned INF[] = { 127 DOUBLE_HEX(7ff00000, 00000000), 128 DOUBLE_HEX(fff00000, 00000000) 129 }; 130 131 static const double _zeroo = 0.0; 132 static const double _bigg = 1.0e300; 133 static const double _ponee = 1.0; 134 static const double _nonee = -1.0; 135 136 #define INVALID (_zeroo * *((double*)&INF[0])) 137 #define PINF *((double*)&INF[0]) 138 #define NINF -PINF 139 #define PINF_DZ (_ponee/_zeroo) 140 #define X_TLOSS 1.41484755040568800000e+16 141 #endif 142 143 /* Set these appropriately to make thread Safe */ 144 #define ERRNO_RANGE errno = ERANGE 145 #define ERRNO_DOMAIN errno = EDOM 146 147 #ifndef _LIBC 148 #if defined(__ICC) || defined(__ICL) || defined(__ECC) || defined(__ECL) 149 # pragma warning( disable : 68 ) /* #68: integer conversion resulted in a change of sign */ 150 # pragma warning( disable : 186 ) /* #186: pointless comparison of unsigned integer with zero */ 151 # pragma warning( disable : 1572 ) /* #1572: floating-point equality and inequality comparisons are unreliable */ 152 #endif 153 #endif 154 155 #endif /*__LIBM_CPU_DEFS__H_INCLUDED__*/ 156