sysdeps/x86_64/fpu/svml_s_trig_data.S

   1 /* Data for function cosf.
   2    Copyright (C) 2014-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include "svml_s_trig_data.h"
  20
  21         .section .rodata, "a"
  22         .align 64
  23
  24 /* Data table for vector implementations of function cosf.
  25    The table may contain polynomial, reduction, lookup coefficients
  26    and other macro_names obtained through different methods
  27    of research and experimental work.  */
  28
  29         .globl __svml_s_trig_data
  30 __svml_s_trig_data:
  31
  32 /* General purpose constants:
  33    absolute value mask */
  34 float_vector __sAbsMask 0x7fffffff
  35
  36 /* threshold for out-of-range values */
  37 float_vector __sRangeReductionVal 0x461c4000
  38
  39 /* +INF */
  40 float_vector __sRangeVal 0x7f800000
  41
  42 /* High Accuracy version polynomial coefficients:
  43    S1 = -1.66666666664728165763e-01 */
  44 float_vector __sS1 0xbe2aaaab
  45
  46 /* S2 = 8.33329173045453069014e-03 */
  47 float_vector __sS2 0x3c08885c
  48
  49 /* C1 = -5.00000000000000000000e-01 */
  50 float_vector __sC1 0xbf000000
  51
  52 /* C2 = 4.16638942914469202550e-02 */
  53 float_vector __sC2 0x3d2aaa7c
  54
  55 /* Range reduction PI-based constants:
  56    PI high part  */
  57 float_vector __sPI1 0x40490000
  58
  59 /* PI mid part 1 */
  60 float_vector __sPI2 0x3a7da000
  61
  62 /* PI mid part 2 */
  63 float_vector __sPI3 0x34222000
  64
  65 /* PI low part */
  66 float_vector __sPI4 0x2cb4611a
  67
  68 /* PI1, PI2, and PI3 when FMA is available
  69    PI high part (when FMA available) */
  70 float_vector __sPI1_FMA 0x40490fdb
  71
  72 /* PI mid part  (when FMA available) */
  73 float_vector __sPI2_FMA 0xb3bbbd2e
  74
  75 /* PI low part  (when FMA available) */
  76 float_vector __sPI3_FMA 0xa7772ced
  77
  78 /* Polynomial constants for work w/o FMA, relative error ~ 2^(-26.625) */
  79 float_vector __sA3 0xbe2aaaa6
  80 float_vector __sA5 0x3c08876a
  81 float_vector __sA7 0xb94fb7ff
  82 float_vector __sA9 0x362edef8
  83
  84 /* Polynomial constants, work with FMA, relative error ~ 2^(-26.417) */
  85 float_vector __sA5_FMA 0x3c088768
  86 float_vector __sA7_FMA 0xb94fb6cf
  87 float_vector __sA9_FMA 0x362ec335
  88
  89 /* 1/PI */
  90 float_vector __sInvPI 0x3ea2f983
  91
  92 /* right-shifter constant */
  93 float_vector __sRShifter 0x4b400000
  94
  95 /* PI/2 */
  96 float_vector __sHalfPI 0x3fc90fdb
  97
  98 /* 1/2 */
  99 float_vector __sOneHalf 0x3f000000
 100
 101 /* high accuracy table index mask */
 102 float_vector __iIndexMask 0x000000ff
 103
 104 /* 2^(k-1) */
 105 float_vector __i2pK_1 0x00000040
 106
 107 /* sign field mask */
 108 float_vector __sSignMask 0x80000000
 109
 110         .type   __svml_s_trig_data,@object
 111         .size __svml_s_trig_data,.-__svml_s_trig_data