From 14c854543b1a3cf344a371a5b45595657f95786b Mon Sep 17 00:00:00 2001 From: leochanj105 Date: Tue, 26 Oct 2021 13:22:32 -0400 Subject: add deadlines and costs --- baseline/source/fmref/wcclibm.c | 522 ---------------------------------------- 1 file changed, 522 deletions(-) delete mode 100644 baseline/source/fmref/wcclibm.c (limited to 'baseline/source/fmref/wcclibm.c') diff --git a/baseline/source/fmref/wcclibm.c b/baseline/source/fmref/wcclibm.c deleted file mode 100644 index 39b8cbe..0000000 --- a/baseline/source/fmref/wcclibm.c +++ /dev/null @@ -1,522 +0,0 @@ -#include "math_private.h" -#include "wcclibm.h" - - - -/* e_rem_pio2f.c -- float version of e_rem_pio2.c - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: e_rem_pio2f.c,v 1.5 1995/05/10 20:46:03 jtc Exp $"; -#endif - -/* __ieee754_rem_pio2f(x,y) - * - * return the remainder of x rem pi/2 in y[0]+y[1] - * use __kernel_rem_pio2f() - */ - -/* This array is like the one in e_rem_pio2.c, but the numbers are - single precision and the last 8 bits are forced to 0. */ -#ifdef __STDC__ -static const int32_t fmref_npio2_hw[] = { -#else -static int32_t fmref_npio2_hw[] = { -#endif -0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, -0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, -0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, -0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, -0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, -0x4242c700, 0x42490f00 -}; - -/* - * invpio2: 24 bits of 2/pi - * pio2_1: first 17 bit of pi/2 - * pio2_1t: pi/2 - pio2_1 - * pio2_2: second 17 bit of pi/2 - * pio2_2t: pi/2 - (pio2_1+pio2_2) - * pio2_3: third 17 bit of pi/2 - * pio2_3t: pi/2 - (pio2_1+pio2_2+pio2_3) - */ - -#ifdef __STDC__ -static const float -#else -static float -#endif -/* zero = 0.0000000000e+00f, /\* 0x00000000 *\/ */ -/* half = 5.0000000000e-01f, /\* 0x3f000000 *\/ */ -/* two8 = 2.5600000000e+02f, /\* 0x43800000 *\/ */ -fmref_invpio2 = 6.3661980629e-01f, /* 0x3f22f984 */ -fmref_pio2_1 = 1.5707855225e+00f, /* 0x3fc90f80 */ -fmref_pio2_1t = 1.0804334124e-05f, /* 0x37354443 */ -fmref_pio2_2 = 1.0804273188e-05f, /* 0x37354400 */ -fmref_pio2_2t = 6.0770999344e-11f, /* 0x2e85a308 */ -fmref_pio2_3 = 6.0770943833e-11f, /* 0x2e85a300 */ -fmref_pio2_3t = 6.1232342629e-17f; /* 0x248d3132 */ - -#ifdef __STDC__ - int32_t fmref___ieee754_rem_pio2f(float x, float *y) -#else - int32_t fmref___ieee754_rem_pio2f(x,y) - float x,y[]; -#endif -{ - float z,w,t,r,fn; - int32_t i,j,n,ix,hx; - - GET_FLOAT_WORD(hx,x); - ix = hx&0x7fffffff; - if(ix<=0x3f490fd8) /* |x| ~<= pi/4 , no need for reduction */ - {y[0] = x; y[1] = 0; return 0;} - if(ix<0x4016cbe4) { /* |x| < 3pi/4, special case with n=+-1 */ - if(hx>0) { - z = x - fmref_pio2_1; - if((ix&0xfffffff0)!=0x3fc90fd0) { /* 24+24 bit pi OK */ - y[0] = z - fmref_pio2_1t; - y[1] = (z-y[0])-fmref_pio2_1t; - } else { /* near pi/2, use 24+24+24 bit pi */ - z -= fmref_pio2_2; - y[0] = z - fmref_pio2_2t; - y[1] = (z-y[0])-fmref_pio2_2t; - } - return 1; - } else { /* negative x */ - z = x + fmref_pio2_1; - if((ix&0xfffffff0)!=0x3fc90fd0) { /* 24+24 bit pi OK */ - y[0] = z + fmref_pio2_1t; - y[1] = (z-y[0])+fmref_pio2_1t; - } else { /* near pi/2, use 24+24+24 bit pi */ - z += fmref_pio2_2; - y[0] = z + fmref_pio2_2t; - y[1] = (z-y[0])+fmref_pio2_2t; - } - return -1; - } - } - if(ix<=0x43490f80) { /* |x| ~<= 2^7*(pi/2), medium size */ - t = fabsf(x); - n = (int32_t) (t*fmref_invpio2+fmref_half); - fn = (float)n; - r = t-fn*fmref_pio2_1; - w = fn*fmref_pio2_1t; /* 1st round good to 40 bit */ - if(n<32&&(int32_t)(ix&0xffffff00)!=fmref_npio2_hw[n-1]) { - y[0] = r-w; /* quick check no cancellation */ - } else { - u_int32_t high; - j = ix>>23; - y[0] = r-w; - GET_FLOAT_WORD(high,y[0]); - i = j-((high>>23)&0xff); - if(i>8) { /* 2nd iteration needed, good to 57 */ - t = r; - w = fn*fmref_pio2_2; - r = t-w; - w = fn*fmref_pio2_2t-((t-r)-w); - y[0] = r-w; - GET_FLOAT_WORD(high,y[0]); - i = j-((high>>23)&0xff); - if(i>25) { /* 3rd iteration need, 74 bits acc */ - t = r; /* will cover all possible cases */ - w = fn*fmref_pio2_3; - r = t-w; - w = fn*fmref_pio2_3t-((t-r)-w); - y[0] = r-w; - } - } - } - y[1] = (r-y[0])-w; - if(hx<0) {y[0] = -y[0]; y[1] = -y[1]; return -n;} - else return n; - } - /* - * all other (large) arguments - */ - if(ix>=0x7f800000) { /* x is inf or NaN */ - y[0]=y[1]=x-x; return 0; - } - - y[0]=y[1]=x-x; /* dummy initialization */ - return 0; /* doesn't happen for our input */ -} - -/* k_cosf.c -- float version of k_cos.c - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: k_cosf.c,v 1.4 1995/05/10 20:46:23 jtc Exp $"; -#endif - - -#ifdef __STDC__ -static const float -#else -static float -#endif -/* one = 1.0000000000e+00, /\* 0x3f800000 *\/ */ -fmref_C1 = 4.1666667908e-02f, /* 0x3d2aaaab */ -fmref_C2 = -1.3888889225e-03f, /* 0xbab60b61 */ -fmref_C3 = 2.4801587642e-05f, /* 0x37d00d01 */ -fmref_C4 = -2.7557314297e-07f, /* 0xb493f27c */ -fmref_C5 = 2.0875723372e-09f, /* 0x310f74f6 */ -fmref_C6 = -1.1359647598e-11f; /* 0xad47d74e */ - -#ifdef __STDC__ - float fmref___kernel_cosf(float x, float y) -#else - float fmref___kernel_cosf(x, y) - float x,y; -#endif -{ - float a,hz,z,r,qx; - int32_t ix; - GET_FLOAT_WORD(ix,x); - ix &= 0x7fffffff; /* ix = |x|'s high word*/ - if(ix<0x32000000) { /* if x < 2**27 */ - if(((int)x)==0) return fmref_one; /* generate inexact */ - } - z = x*x; - r = z*(fmref_C1+z*(fmref_C2+z*(fmref_C3+z*(fmref_C4+z*(fmref_C5+z*fmref_C6))))); - if(ix < 0x3e99999a) /* if |x| < 0.3 */ - return fmref_one - ((float)0.5f*z - (z*r - x*y)); - else { - if(ix > 0x3f480000) { /* x > 0.78125 */ - qx = (float)0.28125f; - } else { - SET_FLOAT_WORD(qx,ix-0x01000000); /* x/4 */ - } - hz = (float)0.5f*z-qx; - a = fmref_one-qx; - return a - (hz - (z*r-x*y)); - } -} - -/* k_sinf.c -- float version of k_sin.c - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: k_sinf.c,v 1.4 1995/05/10 20:46:33 jtc Exp $"; -#endif - - -#ifdef __STDC__ -static const float -#else -static float -#endif -/* half = 5.0000000000e-01f,/\* 0x3f000000 *\/ */ -fmref_S1 = -1.6666667163e-01f, /* 0xbe2aaaab */ -fmref_S2 = 8.3333337680e-03f, /* 0x3c088889 */ -fmref_S3 = -1.9841270114e-04f, /* 0xb9500d01 */ -fmref_S4 = 2.7557314297e-06f, /* 0x3638ef1b */ -fmref_S5 = -2.5050759689e-08f, /* 0xb2d72f34 */ -fmref_S6 = 1.5896910177e-10f; /* 0x2f2ec9d3 */ - -#ifdef __STDC__ - float fmref___kernel_sinf(float x, float y, int iy) -#else - float fmref___kernel_sinf(x, y, iy) - float x,y; int iy; /* iy=0 if y is zero */ -#endif -{ - float z,r,v; - int32_t ix; - GET_FLOAT_WORD(ix,x); - ix &= 0x7fffffff; /* high word of x */ - if(ix<0x32000000) /* |x| < 2**-27 */ - {if((int)x==0) return x;} /* generate inexact */ - z = x*x; - v = z*x; - r = fmref_S2+z*(fmref_S3+z*(fmref_S4+z*(fmref_S5+z*fmref_S6))); - if(iy==0) return x+v*(fmref_S1+z*r); - else return x-((z*(fmref_half*y-v*r)-y)-v*fmref_S1); -} -/* s_atanf.c -- float version of s_atan.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: s_atanf.c,v 1.4 1995/05/10 20:46:47 jtc Exp $"; -#endif - - -#ifdef __STDC__ -static const float fmref_atanhi[] = { -#else -static float fmref_atanhi[] = { -#endif - 4.6364760399e-01f, /* atan(0.5)hi 0x3eed6338 */ - 7.8539812565e-01f, /* atan(1.0)hi 0x3f490fda */ - 9.8279368877e-01f, /* atan(1.5)hi 0x3f7b985e */ - 1.5707962513e+00f, /* atan(inf)hi 0x3fc90fda */ -}; - -#ifdef __STDC__ -static const float fmref_atanlo[] = { -#else -static float fmref_atanlo[] = { -#endif - 5.0121582440e-09f, /* atan(0.5)lo 0x31ac3769 */ - 3.7748947079e-08f, /* atan(1.0)lo 0x33222168 */ - 3.4473217170e-08f, /* atan(1.5)lo 0x33140fb4 */ - 7.5497894159e-08f, /* atan(inf)lo 0x33a22168 */ -}; - -#ifdef __STDC__ -static const float fmref_aT[] = { -#else -static float fmref_aT[] = { -#endif - 3.3333334327e-01f, /* 0x3eaaaaaa */ - -2.0000000298e-01f, /* 0xbe4ccccd */ - 1.4285714924e-01f, /* 0x3e124925 */ - -1.1111110449e-01f, /* 0xbde38e38 */ - 9.0908870101e-02f, /* 0x3dba2e6e */ - -7.6918758452e-02f, /* 0xbd9d8795 */ - 6.6610731184e-02f, /* 0x3d886b35 */ - -5.8335702866e-02f, /* 0xbd6ef16b */ - 4.9768779427e-02f, /* 0x3d4bda59 */ - -3.6531571299e-02f, /* 0xbd15a221 */ - 1.6285819933e-02f, /* 0x3c8569d7 */ -}; - -/* #ifdef __STDC__ */ -/* static const float */ -/* #else */ -/* static float */ -/* #endif */ -/* one = 1.0, */ -/* huge = 1.0e30; */ - -#ifdef __STDC__ - float fmref___atanf(float x) -#else - float fmref___atanf(x) - float x; -#endif -{ - float w,s1,s2,z; - int32_t ix,hx,id; - - GET_FLOAT_WORD(hx,x); - ix = hx&0x7fffffff; - if(ix>=0x50800000) { /* if |x| >= 2^34 */ - if(ix>0x7f800000) - return x+x; /* NaN */ - if(hx>0) return fmref_atanhi[3]+fmref_atanlo[3]; - else return -fmref_atanhi[3]-fmref_atanlo[3]; - } if (ix < 0x3ee00000) { /* |x| < 0.4375 */ - if (ix < 0x31000000) { /* |x| < 2^-29 */ - if(fmref_huge+x>fmref_one) return x; /* raise inexact */ - } - id = -1; - } else { - x = fabsf(x); - if (ix < 0x3f980000) { /* |x| < 1.1875 */ - if (ix < 0x3f300000) { /* 7/16 <=|x|<11/16 */ - id = 0; x = ((float)2.0f*x-fmref_one)/((float)2.0f+x); - } else { /* 11/16<=|x|< 19/16 */ - id = 1; x = (x-fmref_one)/(x+fmref_one); - } - } else { - if (ix < 0x401c0000) { /* |x| < 2.4375 */ - id = 2; x = (x-(float)1.5f)/(fmref_one+(float)1.5f*x); - } else { /* 2.4375 <= |x| < 2^66 */ - id = 3; x = -(float)1.0f/x; - } - }} - /* end of argument reduction */ - z = x*x; - w = z*z; - /* break sum from i=0 to 10 aT[i]z**(i+1) into odd and even poly */ - s1 = z*(fmref_aT[0]+w*(fmref_aT[2]+w*(fmref_aT[4]+w*(fmref_aT[6]+w*(fmref_aT[8]+w*fmref_aT[10]))))); - s2 = w*(fmref_aT[1]+w*(fmref_aT[3]+w*(fmref_aT[5]+w*(fmref_aT[7]+w*fmref_aT[9])))); - if (id<0) return x - x*(s1+s2); - else { - z = fmref_atanhi[id] - ((x*(s1+s2) - fmref_atanlo[id]) - x); - return (hx<0)? -z:z; - } -} -//weak_alias (__atanf, atanf) - -/* s_cosf.c -- float version of s_cos.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* #ifdef __STDC__ */ -/* static const float one=1.0; */ -/* #else */ -/* static float one=1.0; */ -/* #endif */ - -#ifdef __STDC__ - float fmref___cosf(float x) -#else - float fmref___cosf(x) - float x; -#endif -{ - float y[2],z=0.0f; - int32_t n,ix; - - GET_FLOAT_WORD(ix,x); - - /* |x| ~< pi/4 */ - ix &= 0x7fffffff; - if(ix <= 0x3f490fd8) return fmref___kernel_cosf(x,z); - - /* cos(Inf or NaN) is NaN */ - else if (ix>=0x7f800000) return x-x; - - /* argument reduction needed */ - else { - n = fmref___ieee754_rem_pio2f(x,y); - switch(n&3) { - case 0: return fmref___kernel_cosf(y[0],y[1]); - case 1: return -fmref___kernel_sinf(y[0],y[1],1); - case 2: return -fmref___kernel_cosf(y[0],y[1]); - default: - return fmref___kernel_sinf(y[0],y[1],1); - } - } -} - -/* s_sinf.c -- float version of s_sin.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - - #ifdef __STDC__ - float fmref___sinf(float x) -#else - float fmref___sinf(x) - float x; -#endif -{ - float y[2],z=0.0; - int32_t n, ix; - - GET_FLOAT_WORD(ix,x); - - /* |x| ~< pi/4 */ - ix &= 0x7fffffff; - if(ix <= 0x3f490fd8) return fmref___kernel_sinf(x,z,0); - - /* sin(Inf or NaN) is NaN */ - else if (ix>=0x7f800000) return x-x; - - /* argument reduction needed */ - else { - n = fmref___ieee754_rem_pio2f(x,y); - switch(n&3) { - case 0: return fmref___kernel_sinf(y[0],y[1],1); - case 1: return fmref___kernel_cosf(y[0],y[1]); - case 2: return -fmref___kernel_sinf(y[0],y[1],1); - default: - return -fmref___kernel_cosf(y[0],y[1]); - } - } -} - -/* s_fabsf.c -- float version of s_fabs.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* - * fabsf(x) returns the absolute value of x. - */ - - -#ifdef __STDC__ - float fmref___fabsf(float x) -#else - float fmref___fabsf(x) - float x; -#endif -{ - u_int32_t ix; - GET_FLOAT_WORD(ix,x); - SET_FLOAT_WORD(x,ix&0x7fffffff); - return x; -} -- cgit v1.2.2