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math: Consolidate acospif and asinpif internal tables
The libm size improvement built with gcc-14, "--enable-stack-protector=strong --enable-bind-now=yes --enable-fortify-source=2": Before: text data bss dec hex filename 583444 844 12 584300 8ea6c aarch64-linux-gnu/math/libm.so 976349 1076 12 977437 eea1d x86_64-linux-gnu/math/libm.so 1204738 5608 368 1210714 12795a powerpc64le-linux-gnu/math/libm.so After: 582292 844 12 583148 8e5ec aarch64-linux-gnu/math/libm.so 975133 1076 12 976221 ee55d x86_64-linux-gnu/math/libm.so 1203586 5608 368 1209562 1274da powerpc64le-linux-gnu/math/libm.so Reviewed-by: Andreas K. Huettel <dilfridge@gentoo.org>
This commit is contained in:
Adhemerval Zanella
parent
246e52574d
commit
1faccf388a
@ -369,6 +369,7 @@ type-float-routines := \
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e_sincoshf_data \
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math_errf \
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s_asincoshf_data \
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s_asincospif_data \
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s_sincosf_data \
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s_sincospif_data \
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# type-float-routines
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@ -29,6 +29,7 @@ SOFTWARE.
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#include <stdint.h>
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#include <libm-alias-float.h>
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#include "math_config.h"
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#include "s_asincospif_data.h"
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float
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__acospif (float x)
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@ -52,57 +53,7 @@ __acospif (float x)
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int i = 0;
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if (__glibc_likely (s < 32))
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i = ((t & (~0u >> 9)) | 1 << 23) >> s;
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static const double ch[][8] = {
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{ 0x1.45f306dc9c882p-2, 0x1.b2995e7b7dc2fp-5, 0x1.8723a1cf50c7ep-6,
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0x1.d1a4591d16a29p-7, 0x1.3ce3aa68ddaeep-7, 0x1.d3182ab0cc1bfp-8,
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0x1.62b379a8b88e3p-8, 0x1.6811411fcfec2p-8 },
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{ 0x1.ffffffffd3cd9p-2, -0x1.17cc1b3355fd5p-4, 0x1.d067a1e8d5a99p-6,
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-0x1.08e16fb09314ap-6, 0x1.5eed43d42dcb2p-7, -0x1.f58baca7acc71p-8,
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0x1.5dab64e2dcf15p-8, -0x1.59270e30797acp-9 },
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{ 0x1.fffffff7c4622p-2, -0x1.17cc149ded3a2p-4, 0x1.d0654d4cb2c1ap-6,
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-0x1.08c3ba713d33ap-6, 0x1.5d2053481079cp-7, -0x1.e485ebc545e7ep-8,
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0x1.303baca167dddp-8, -0x1.dee8d16d06b38p-10 },
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{ 0x1.ffffffa749848p-2, -0x1.17cbe7155935p-4, 0x1.d05a312269adfp-6,
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-0x1.0862b3ee617d7p-6, 0x1.5920708db2a73p-7, -0x1.cb0463b3862c3p-8,
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0x1.02b82478f95d7p-8, -0x1.52a7b8579e729p-10 },
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{ 0x1.fffffe1f92bb5p-2, -0x1.17cb3e74c64e3p-4, 0x1.d03af67311cbfp-6,
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-0x1.079441cbfc7ap-6, 0x1.52b4287805a61p-7, -0x1.ac3286d604a98p-8,
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0x1.b2f1210d9701bp-9, -0x1.e740ddc25afd6p-11 },
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{ 0x1.fffff92beb6e2p-2, -0x1.17c986fe9518bp-4, 0x1.cff98167c9a5ep-6,
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-0x1.0638b591eae52p-6, 0x1.4a0803828959ep-7, -0x1.8adeca229f11dp-8,
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0x1.6b9a7ba05dfcep-9, -0x1.640521a43b2dp-11 },
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{ 0x1.ffffeccee5bfcp-2, -0x1.17c5f1753f5eap-4, 0x1.cf874e4fe258fp-6,
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-0x1.043e6cf77b256p-6, 0x1.3f7db42227d92p-7, -0x1.691a6fa2a2882p-8,
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0x1.2f6543162bc61p-9, -0x1.07d5da05822b6p-11 },
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{ 0x1.ffffd2f64431dp-2, -0x1.17bf8208c10c1p-4, 0x1.ced7487cdb124p-6,
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-0x1.01a0d30932905p-6, 0x1.3388f99b254dap-7, -0x1.4844e245c65bdp-8,
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0x1.fa777150197c6p-10, -0x1.8c1ecf16a05c8p-12 },
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{ 0x1.ffffa36d1712ep-2, -0x1.17b523971bd4ep-4, 0x1.cddee26de2deep-6,
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-0x1.fccb00abaaabcp-7, 0x1.269afc3622342p-7, -0x1.2933152686752p-8,
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0x1.a76d4956cc9a3p-10, -0x1.2ce7d6dc651cep-12 },
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{ 0x1.ffff5402ab3a1p-2, -0x1.17a5ba85da77ap-4, 0x1.cc96894e05c02p-6,
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-0x1.f532143cb832ep-7, 0x1.19180b660ff09p-7, -0x1.0c57417a78b3cp-8,
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0x1.62e26cbd7bb1ep-10, -0x1.ce28d33fe1df3p-13 },
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{ 0x1.fffed8d639751p-2, -0x1.1790349f3ae76p-4, 0x1.caf9a4fd1b398p-6,
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-0x1.ec986b111342ep-7, 0x1.0b53c3ad4baa4p-7, -0x1.e3c2282eeace4p-9,
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0x1.2a55369f55bbep-10, -0x1.667fe48c396e8p-13 },
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{ 0x1.fffe24b714161p-2, -0x1.177394fbcb719p-4, 0x1.c90652d920ebdp-6,
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-0x1.e3239197bddf1p-7, 0x1.fb2188525b025p-8, -0x1.b3aadd451afc7p-9,
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0x1.f74020f31fdabp-11, -0x1.18b0cb246768dp-13 },
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{ 0x1.fffd298bec9e2p-2, -0x1.174efbfd34648p-4, 0x1.c6bcfe48ea92bp-6,
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-0x1.d8f9f2a16157cp-7, 0x1.e0044f56c8864p-8, -0x1.883e2347fe76cp-9,
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0x1.a9f0e3c1b7af5p-11, -0x1.bb5acc0e60825p-14 },
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{ 0x1.fffbd8b784c4dp-2, -0x1.1721abdd3722ep-4, 0x1.c41fee756d4bp-6,
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-0x1.ce40bccf8065fp-7, 0x1.c59b684b70ef9p-8, -0x1.6133d027996b3p-9,
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0x1.69cad01106397p-11, -0x1.60f8e45494156p-14 },
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{ 0x1.fffa23749cf88p-2, -0x1.16eb0a8285c06p-4, 0x1.c132d762e1b0dp-6,
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-0x1.c31a959398f4ep-7, 0x1.ac1c5b46bc8ap-8, -0x1.3e34f1abe51dcp-9,
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0x1.346738737c0b9p-11, -0x1.1b227a3f5c75p-14 },
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{ 0x1.fff7fb25bb407p-2, -0x1.16aaa14d7564p-4, 0x1.bdfa75fca5ff2p-6,
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-0x1.b7a6e260d079cp-7, 0x1.93ab06911033cp-8, -0x1.1ee5560967fd5p-9,
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0x1.07d31060838bfp-11, -0x1.c96f33a283115p-15 },
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};
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const double *c = ch[i];
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const double *c = CH[i];
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double z2 = z * z;
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double z4 = z2 * z2;
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if (__glibc_unlikely (i == 0))
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81
sysdeps/ieee754/flt-32/s_asincospif_data.c
Normal file
81
sysdeps/ieee754/flt-32/s_asincospif_data.c
Normal file
@ -0,0 +1,81 @@
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/* Common data for asinpif/acospif implementations.
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Copyright (c) 2022-2025 Alexei Sibidanov.
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The original version of this file was copied from the CORE-MATH
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project (file src/binary32/asinpi/asinpif.c, revision 6ee58266).
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "s_asincospif_data.h"
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const double __asincospif_ch[][8] =
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{
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{ 0x1.45f306dc9c882p-2, 0x1.b2995e7b7dc2fp-5, 0x1.8723a1cf50c7ep-6,
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0x1.d1a4591d16a29p-7, 0x1.3ce3aa68ddaeep-7, 0x1.d3182ab0cc1bfp-8,
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0x1.62b379a8b88e3p-8, 0x1.6811411fcfec2p-8 },
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{ 0x1.ffffffffd3cdap-2, -0x1.17cc1b3355fddp-4, 0x1.d067a1e8d5a99p-6,
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-0x1.08e16fb09314ap-6, 0x1.5eed43d42dcb2p-7, -0x1.f58baca7acc71p-8,
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0x1.5dab64e2dcf15p-8, -0x1.59270e30797acp-9 },
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{ 0x1.fffffff7c4617p-2, -0x1.17cc149ded3a2p-4, 0x1.d0654d4cb2c1ap-6,
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-0x1.08c3ba713d33ap-6, 0x1.5d2053481079cp-7, -0x1.e485ebc545e7ep-8,
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0x1.303baca167dddp-8, -0x1.dee8d16d06b38p-10 },
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{ 0x1.ffffffa749848p-2, -0x1.17cbe7155935p-4, 0x1.d05a312269adfp-6,
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-0x1.0862b3ee617d7p-6, 0x1.5920708db2a73p-7, -0x1.cb0463b3862c3p-8,
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0x1.02b82478f95d7p-8, -0x1.52a7b8579e729p-10 },
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{ 0x1.fffffe1f92bb5p-2, -0x1.17cb3e74c64e3p-4, 0x1.d03af67311cbfp-6,
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-0x1.079441cbfc7ap-6, 0x1.52b4287805a61p-7, -0x1.ac3286d604a98p-8,
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0x1.b2f1210d9701bp-9, -0x1.e740ddc25afd6p-11 },
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{ 0x1.fffff92beb6e2p-2, -0x1.17c986fe9518bp-4, 0x1.cff98167c9a5ep-6,
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-0x1.0638b591eae52p-6, 0x1.4a0803828959ep-7, -0x1.8adeca229f11dp-8,
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0x1.6b9a7ba05dfcep-9, -0x1.640521a43b2dp-11 },
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{ 0x1.ffffeccee5bfcp-2, -0x1.17c5f1753f5eap-4, 0x1.cf874e4fe258fp-6,
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-0x1.043e6cf77b256p-6, 0x1.3f7db42227d92p-7, -0x1.691a6fa2a2882p-8,
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0x1.2f6543162bc61p-9, -0x1.07d5da05822b6p-11 },
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{ 0x1.ffffd2f64431dp-2, -0x1.17bf8208c10c1p-4, 0x1.ced7487cdb124p-6,
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-0x1.01a0d30932905p-6, 0x1.3388f99b254dap-7, -0x1.4844e245c65bdp-8,
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0x1.fa777150197c6p-10, -0x1.8c1ecf16a05c8p-12 },
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{ 0x1.ffffa36d1712ep-2, -0x1.17b523971bd4ep-4, 0x1.cddee26de2deep-6,
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-0x1.fccb00abaaabcp-7, 0x1.269afc3622342p-7, -0x1.2933152686752p-8,
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0x1.a76d4956cc9a3p-10, -0x1.2ce7d6dc651cep-12 },
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{ 0x1.ffff5402ab3a1p-2, -0x1.17a5ba85da77ap-4, 0x1.cc96894e05c02p-6,
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-0x1.f532143cb832ep-7, 0x1.19180b660ff09p-7, -0x1.0c57417a78b3cp-8,
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0x1.62e26cbd7bb1ep-10, -0x1.ce28d33fe1df3p-13 },
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{ 0x1.fffed8d639751p-2, -0x1.1790349f3ae76p-4, 0x1.caf9a4fd1b398p-6,
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-0x1.ec986b111342ep-7, 0x1.0b53c3ad4baa4p-7, -0x1.e3c2282eeace4p-9,
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0x1.2a55369f55bbep-10, -0x1.667fe48c396e8p-13 },
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{ 0x1.fffe24b714161p-2, -0x1.177394fbcb719p-4, 0x1.c90652d920ebdp-6,
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-0x1.e3239197bddf1p-7, 0x1.fb2188525b025p-8, -0x1.b3aadd451afc7p-9,
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0x1.f74020f31fdabp-11, -0x1.18b0cb246768dp-13 },
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{ 0x1.fffd298bec9e2p-2, -0x1.174efbfd34648p-4, 0x1.c6bcfe48ea92bp-6,
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-0x1.d8f9f2a16157cp-7, 0x1.e0044f56c8864p-8, -0x1.883e2347fe76cp-9,
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0x1.a9f0e3c1b7af5p-11, -0x1.bb5acc0e60825p-14 },
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{ 0x1.fffbd8b784c4dp-2, -0x1.1721abdd3722ep-4, 0x1.c41fee756d4bp-6,
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-0x1.ce40bccf8065fp-7, 0x1.c59b684b70ef9p-8, -0x1.6133d027996b3p-9,
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0x1.69cad01106397p-11, -0x1.60f8e45494156p-14 },
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{ 0x1.fffa23749cf88p-2, -0x1.16eb0a8285c06p-4, 0x1.c132d762e1b0dp-6,
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-0x1.c31a959398f4ep-7, 0x1.ac1c5b46bc8ap-8, -0x1.3e34f1abe51dcp-9,
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0x1.346738737c0b9p-11, -0x1.1b227a3f5c75p-14 },
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{ 0x1.fff7fb25bb407p-2, -0x1.16aaa14d7564p-4, 0x1.bdfa75fca5ff2p-6,
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-0x1.b7a6e260d079cp-7, 0x1.93ab06911033cp-8, -0x1.1ee5560967fd5p-9,
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0x1.07d31060838bfp-11, -0x1.c96f33a283115p-15
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}
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};
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34
sysdeps/ieee754/flt-32/s_asincospif_data.h
Normal file
34
sysdeps/ieee754/flt-32/s_asincospif_data.h
Normal file
@ -0,0 +1,34 @@
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/* Common data for asinpif/acospif implementations.
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Copyright (c) 2022-2025 Alexei Sibidanov.
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The original version of this file was copied from the CORE-MATH
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project (file src/binary32/asinpi/asinpif.c, revision 6ee58266).
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Permission is hereby granted, free of charge, to any person obtaining a copy
|
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of this software and associated documentation files (the "Software"), to deal
|
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in the Software without restriction, including without limitation the rights
|
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef _S_ASINCOSPIF_H
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#define _S_ASINCOSPIF_H
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extern const double __asincospif_ch[][8] attribute_hidden;
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#define CH __asincospif_ch
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#endif
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@ -30,6 +30,7 @@ SOFTWARE.
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#include <stdint.h>
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#include <libm-alias-float.h>
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#include "math_config.h"
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#include "s_asincospif_data.h"
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float
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__asinpif (float x)
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@ -52,59 +53,7 @@ __asinpif (float x)
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/* s<32 corresponds to |x| >= 2^-12 */
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if (__glibc_likely (s < 32))
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i = ((t & (~0u >> 9)) | 1 << 23) >> s;
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static const double ch[][8] =
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{
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{ 0x1.45f306dc9c882p-2, 0x1.b2995e7b7dc2fp-5, 0x1.8723a1cf50c7ep-6,
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0x1.d1a4591d16a29p-7, 0x1.3ce3aa68ddaeep-7, 0x1.d3182ab0cc1bfp-8,
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0x1.62b379a8b88e3p-8, 0x1.6811411fcfec2p-8 },
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{ 0x1.ffffffffd3cdap-2, -0x1.17cc1b3355fddp-4, 0x1.d067a1e8d5a99p-6,
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-0x1.08e16fb09314ap-6, 0x1.5eed43d42dcb2p-7, -0x1.f58baca7acc71p-8,
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0x1.5dab64e2dcf15p-8, -0x1.59270e30797acp-9 },
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{ 0x1.fffffff7c4617p-2, -0x1.17cc149ded3a2p-4, 0x1.d0654d4cb2c1ap-6,
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-0x1.08c3ba713d33ap-6, 0x1.5d2053481079cp-7, -0x1.e485ebc545e7ep-8,
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0x1.303baca167dddp-8, -0x1.dee8d16d06b38p-10 },
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{ 0x1.ffffffa749848p-2, -0x1.17cbe7155935p-4, 0x1.d05a312269adfp-6,
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-0x1.0862b3ee617d7p-6, 0x1.5920708db2a73p-7, -0x1.cb0463b3862c3p-8,
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0x1.02b82478f95d7p-8, -0x1.52a7b8579e729p-10 },
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{ 0x1.fffffe1f92bb5p-2, -0x1.17cb3e74c64e3p-4, 0x1.d03af67311cbfp-6,
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-0x1.079441cbfc7ap-6, 0x1.52b4287805a61p-7, -0x1.ac3286d604a98p-8,
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0x1.b2f1210d9701bp-9, -0x1.e740ddc25afd6p-11 },
|
||||
{ 0x1.fffff92beb6e2p-2, -0x1.17c986fe9518bp-4, 0x1.cff98167c9a5ep-6,
|
||||
-0x1.0638b591eae52p-6, 0x1.4a0803828959ep-7, -0x1.8adeca229f11dp-8,
|
||||
0x1.6b9a7ba05dfcep-9, -0x1.640521a43b2dp-11 },
|
||||
{ 0x1.ffffeccee5bfcp-2, -0x1.17c5f1753f5eap-4, 0x1.cf874e4fe258fp-6,
|
||||
-0x1.043e6cf77b256p-6, 0x1.3f7db42227d92p-7, -0x1.691a6fa2a2882p-8,
|
||||
0x1.2f6543162bc61p-9, -0x1.07d5da05822b6p-11 },
|
||||
{ 0x1.ffffd2f64431dp-2, -0x1.17bf8208c10c1p-4, 0x1.ced7487cdb124p-6,
|
||||
-0x1.01a0d30932905p-6, 0x1.3388f99b254dap-7, -0x1.4844e245c65bdp-8,
|
||||
0x1.fa777150197c6p-10, -0x1.8c1ecf16a05c8p-12 },
|
||||
{ 0x1.ffffa36d1712ep-2, -0x1.17b523971bd4ep-4, 0x1.cddee26de2deep-6,
|
||||
-0x1.fccb00abaaabcp-7, 0x1.269afc3622342p-7, -0x1.2933152686752p-8,
|
||||
0x1.a76d4956cc9a3p-10, -0x1.2ce7d6dc651cep-12 },
|
||||
{ 0x1.ffff5402ab3a1p-2, -0x1.17a5ba85da77ap-4, 0x1.cc96894e05c02p-6,
|
||||
-0x1.f532143cb832ep-7, 0x1.19180b660ff09p-7, -0x1.0c57417a78b3cp-8,
|
||||
0x1.62e26cbd7bb1ep-10, -0x1.ce28d33fe1df3p-13 },
|
||||
{ 0x1.fffed8d639751p-2, -0x1.1790349f3ae76p-4, 0x1.caf9a4fd1b398p-6,
|
||||
-0x1.ec986b111342ep-7, 0x1.0b53c3ad4baa4p-7, -0x1.e3c2282eeace4p-9,
|
||||
0x1.2a55369f55bbep-10, -0x1.667fe48c396e8p-13 },
|
||||
{ 0x1.fffe24b714161p-2, -0x1.177394fbcb719p-4, 0x1.c90652d920ebdp-6,
|
||||
-0x1.e3239197bddf1p-7, 0x1.fb2188525b025p-8, -0x1.b3aadd451afc7p-9,
|
||||
0x1.f74020f31fdabp-11, -0x1.18b0cb246768dp-13 },
|
||||
{ 0x1.fffd298bec9e2p-2, -0x1.174efbfd34648p-4, 0x1.c6bcfe48ea92bp-6,
|
||||
-0x1.d8f9f2a16157cp-7, 0x1.e0044f56c8864p-8, -0x1.883e2347fe76cp-9,
|
||||
0x1.a9f0e3c1b7af5p-11, -0x1.bb5acc0e60825p-14 },
|
||||
{ 0x1.fffbd8b784c4dp-2, -0x1.1721abdd3722ep-4, 0x1.c41fee756d4bp-6,
|
||||
-0x1.ce40bccf8065fp-7, 0x1.c59b684b70ef9p-8, -0x1.6133d027996b3p-9,
|
||||
0x1.69cad01106397p-11, -0x1.60f8e45494156p-14 },
|
||||
{ 0x1.fffa23749cf88p-2, -0x1.16eb0a8285c06p-4, 0x1.c132d762e1b0dp-6,
|
||||
-0x1.c31a959398f4ep-7, 0x1.ac1c5b46bc8ap-8, -0x1.3e34f1abe51dcp-9,
|
||||
0x1.346738737c0b9p-11, -0x1.1b227a3f5c75p-14 },
|
||||
{ 0x1.fff7fb25bb407p-2, -0x1.16aaa14d7564p-4, 0x1.bdfa75fca5ff2p-6,
|
||||
-0x1.b7a6e260d079cp-7, 0x1.93ab06911033cp-8, -0x1.1ee5560967fd5p-9,
|
||||
0x1.07d31060838bfp-11, -0x1.c96f33a283115p-15
|
||||
}
|
||||
};
|
||||
const double *c = ch[i];
|
||||
const double *c = CH[i];
|
||||
double z2 = z * z;
|
||||
double z4 = z2 * z2;
|
||||
if (__glibc_unlikely (i == 0)) /* |x| < 2^-4 */
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user