libclc/generic/lib/math/tables.h

   1 /*
   2  * Copyright (c) 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  20  * THE SOFTWARE.
  21  */
  22
  23 #include <clc/clctypes.h>
  24
  25 #define TABLE_SPACE __constant
  26
  27 #define TABLE_MANGLE(NAME) __clc_##NAME
  28
  29 #define DECLARE_TABLE(TYPE,NAME,LENGTH) \
  30     TABLE_SPACE TYPE NAME [ LENGTH ]
  31
  32 #define TABLE_FUNCTION(TYPE,TABLE,NAME) \
  33     TYPE TABLE_MANGLE(NAME)(size_t idx) { \
  34         return TABLE[idx]; \
  35     }
  36
  37 #define TABLE_FUNCTION_DECL(TYPE, NAME) \
  38     TYPE TABLE_MANGLE(NAME)(size_t idx);
  39
  40 #define USE_TABLE(NAME, IDX) \
  41     TABLE_MANGLE(NAME)(IDX)
  42
  43 TABLE_FUNCTION_DECL(float2, loge_tbl);
  44 TABLE_FUNCTION_DECL(float, log_inv_tbl);
  45 TABLE_FUNCTION_DECL(float2, log_inv_tbl_ep);
  46 TABLE_FUNCTION_DECL(float2, log2_tbl);
  47 TABLE_FUNCTION_DECL(float2, log10_tbl);
  48 TABLE_FUNCTION_DECL(uint4,  pibits_tbl);
  49 TABLE_FUNCTION_DECL(float2, sinhcosh_tbl);
  50 TABLE_FUNCTION_DECL(float2, cbrt_tbl);
  51 TABLE_FUNCTION_DECL(float, exp_tbl);
  52 TABLE_FUNCTION_DECL(float2, exp_tbl_ep);
  53
  54 #ifdef cl_khr_fp64
  55
  56 #pragma OPENCL EXTENSION cl_khr_fp64 : enable
  57
  58 TABLE_FUNCTION_DECL(double2, ln_tbl);
  59 TABLE_FUNCTION_DECL(double2, atan_jby256_tbl);
  60 TABLE_FUNCTION_DECL(double2, two_to_jby64_ep_tbl);
  61 TABLE_FUNCTION_DECL(double2, sinh_tbl);
  62 TABLE_FUNCTION_DECL(double2, cosh_tbl);
  63 TABLE_FUNCTION_DECL(double, cbrt_inv_tbl);
  64 TABLE_FUNCTION_DECL(double2, cbrt_dbl_tbl);
  65 TABLE_FUNCTION_DECL(double2, cbrt_rem_tbl);
  66 TABLE_FUNCTION_DECL(double2, powlog_tbl);
  67 TABLE_FUNCTION_DECL(double2, log_f_inv_tbl);
  68
  69 #endif // cl_khr_fp64