benchtests/bench-sincos.c

   1 /* Copyright (C) 2013 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 extern void sincos (double, double *, double *);
  19
  20 #define CALL_BENCH_FUNC(v, i, j, k) sincos ( variants[v].in[i].arg0, &j, &k);
  21
  22 struct args
  23 {
  24   volatile double arg0;
  25 };
  26
  27 struct args in0[12] =
  28 {
  29   { 0.9 },
  30   { 2.3 },
  31   { 3.7 },
  32   { 3.9 },
  33   { 4.0 },
  34   { 4.7 },
  35   { 5.9 },
  36
  37   { 0x1.000000cf4a2a1p0 },
  38   { 0x1.0000010b239a8p0 },
  39   { 0x1.00000162a932ap0 },
  40   { 0x1.000002d452a11p0 },
  41   { 0x1.000005bc7d86cp0 }
  42 };
  43
  44 struct args in1[12] =
  45 {
  46   { 0.93340582292648832662962377071381 },
  47   { 2.3328432680770916363144351635128 },
  48   { 3.7439477503636453548097051680088 },
  49   { 3.9225160069792437411706487182528 },
  50   { 4.0711651639931289992091478779912 },
  51   { 4.7858438478542097982426639646292 },
  52   { 5.9840767662578002727968851104379 },
  53
  54   { 0x1.000000cf4a2a2p0 },
  55   { 0x1.0000010b239a9p0 },
  56   { 0x1.00000162a932bp0 },
  57   { 0x1.000002d452a10p0 },
  58   { 0x1.000005bc7d86dp0 }
  59 };
  60
  61 struct _variants
  62 {
  63   const char *name;
  64   int count;
  65   struct args *in;
  66 };
  67
  68 struct _variants variants[2] =
  69   {
  70     {"sincos()", 12, in0},
  71     {"sincos(768bits)", 12, in1},
  72   };
  73
  74 #define NUM_VARIANTS 2
  75 #define NUM_SAMPLES(i) (variants[i].count)
  76 #define VARIANT(i) (variants[i].name)
  77
  78 #define BENCH_FUNC(v, j) \
  79 ({                                                                            \
  80   volatile double iptr;                                                       \
  81   volatile double iptr2;                                                      \
  82    CALL_BENCH_FUNC (v, j, iptr, iptr2);                                       \
  83 })
  84
  85 #define FUNCNAME "sincos"
  86 #include "bench-skeleton.c"