commit b5fbed986be12d4cfd16351dcb0d729fe2a97a6f (tree)
parent 208a74a5c55931271bc65ec4a5f51a0ccac65f52
Author: rpkak <rpkak@noreply.codeberg.org>
Date: Fri, 3 Apr 2026 14:14:16 +0200
musl,wasi-libc: remove unused exp_data and pow_data
Diffstat:
6 files changed, 0 insertions(+), 414 deletions(-)
diff --git a/lib/libc/musl/src/math/exp_data.c b/lib/libc/musl/src/math/exp_data.c
@@ -1,182 +0,0 @@
-/*
- * Shared data between exp, exp2 and pow.
- *
- * Copyright (c) 2018, Arm Limited.
- * SPDX-License-Identifier: MIT
- */
-
-#include "exp_data.h"
-
-#define N (1 << EXP_TABLE_BITS)
-
-const struct exp_data __exp_data = {
-// N/ln2
-.invln2N = 0x1.71547652b82fep0 * N,
-// -ln2/N
-.negln2hiN = -0x1.62e42fefa0000p-8,
-.negln2loN = -0x1.cf79abc9e3b3ap-47,
-// Used for rounding when !TOINT_INTRINSICS
-#if EXP_USE_TOINT_NARROW
-.shift = 0x1800000000.8p0,
-#else
-.shift = 0x1.8p52,
-#endif
-// exp polynomial coefficients.
-.poly = {
-// abs error: 1.555*2^-66
-// ulp error: 0.509 (0.511 without fma)
-// if |x| < ln2/256+eps
-// abs error if |x| < ln2/256+0x1p-15: 1.09*2^-65
-// abs error if |x| < ln2/128: 1.7145*2^-56
-0x1.ffffffffffdbdp-2,
-0x1.555555555543cp-3,
-0x1.55555cf172b91p-5,
-0x1.1111167a4d017p-7,
-},
-.exp2_shift = 0x1.8p52 / N,
-// exp2 polynomial coefficients.
-.exp2_poly = {
-// abs error: 1.2195*2^-65
-// ulp error: 0.507 (0.511 without fma)
-// if |x| < 1/256
-// abs error if |x| < 1/128: 1.9941*2^-56
-0x1.62e42fefa39efp-1,
-0x1.ebfbdff82c424p-3,
-0x1.c6b08d70cf4b5p-5,
-0x1.3b2abd24650ccp-7,
-0x1.5d7e09b4e3a84p-10,
-},
-// 2^(k/N) ~= H[k]*(1 + T[k]) for int k in [0,N)
-// tab[2*k] = asuint64(T[k])
-// tab[2*k+1] = asuint64(H[k]) - (k << 52)/N
-.tab = {
-0x0, 0x3ff0000000000000,
-0x3c9b3b4f1a88bf6e, 0x3feff63da9fb3335,
-0xbc7160139cd8dc5d, 0x3fefec9a3e778061,
-0xbc905e7a108766d1, 0x3fefe315e86e7f85,
-0x3c8cd2523567f613, 0x3fefd9b0d3158574,
-0xbc8bce8023f98efa, 0x3fefd06b29ddf6de,
-0x3c60f74e61e6c861, 0x3fefc74518759bc8,
-0x3c90a3e45b33d399, 0x3fefbe3ecac6f383,
-0x3c979aa65d837b6d, 0x3fefb5586cf9890f,
-0x3c8eb51a92fdeffc, 0x3fefac922b7247f7,
-0x3c3ebe3d702f9cd1, 0x3fefa3ec32d3d1a2,
-0xbc6a033489906e0b, 0x3fef9b66affed31b,
-0xbc9556522a2fbd0e, 0x3fef9301d0125b51,
-0xbc5080ef8c4eea55, 0x3fef8abdc06c31cc,
-0xbc91c923b9d5f416, 0x3fef829aaea92de0,
-0x3c80d3e3e95c55af, 0x3fef7a98c8a58e51,
-0xbc801b15eaa59348, 0x3fef72b83c7d517b,
-0xbc8f1ff055de323d, 0x3fef6af9388c8dea,
-0x3c8b898c3f1353bf, 0x3fef635beb6fcb75,
-0xbc96d99c7611eb26, 0x3fef5be084045cd4,
-0x3c9aecf73e3a2f60, 0x3fef54873168b9aa,
-0xbc8fe782cb86389d, 0x3fef4d5022fcd91d,
-0x3c8a6f4144a6c38d, 0x3fef463b88628cd6,
-0x3c807a05b0e4047d, 0x3fef3f49917ddc96,
-0x3c968efde3a8a894, 0x3fef387a6e756238,
-0x3c875e18f274487d, 0x3fef31ce4fb2a63f,
-0x3c80472b981fe7f2, 0x3fef2b4565e27cdd,
-0xbc96b87b3f71085e, 0x3fef24dfe1f56381,
-0x3c82f7e16d09ab31, 0x3fef1e9df51fdee1,
-0xbc3d219b1a6fbffa, 0x3fef187fd0dad990,
-0x3c8b3782720c0ab4, 0x3fef1285a6e4030b,
-0x3c6e149289cecb8f, 0x3fef0cafa93e2f56,
-0x3c834d754db0abb6, 0x3fef06fe0a31b715,
-0x3c864201e2ac744c, 0x3fef0170fc4cd831,
-0x3c8fdd395dd3f84a, 0x3feefc08b26416ff,
-0xbc86a3803b8e5b04, 0x3feef6c55f929ff1,
-0xbc924aedcc4b5068, 0x3feef1a7373aa9cb,
-0xbc9907f81b512d8e, 0x3feeecae6d05d866,
-0xbc71d1e83e9436d2, 0x3feee7db34e59ff7,
-0xbc991919b3ce1b15, 0x3feee32dc313a8e5,
-0x3c859f48a72a4c6d, 0x3feedea64c123422,
-0xbc9312607a28698a, 0x3feeda4504ac801c,
-0xbc58a78f4817895b, 0x3feed60a21f72e2a,
-0xbc7c2c9b67499a1b, 0x3feed1f5d950a897,
-0x3c4363ed60c2ac11, 0x3feece086061892d,
-0x3c9666093b0664ef, 0x3feeca41ed1d0057,
-0x3c6ecce1daa10379, 0x3feec6a2b5c13cd0,
-0x3c93ff8e3f0f1230, 0x3feec32af0d7d3de,
-0x3c7690cebb7aafb0, 0x3feebfdad5362a27,
-0x3c931dbdeb54e077, 0x3feebcb299fddd0d,
-0xbc8f94340071a38e, 0x3feeb9b2769d2ca7,
-0xbc87deccdc93a349, 0x3feeb6daa2cf6642,
-0xbc78dec6bd0f385f, 0x3feeb42b569d4f82,
-0xbc861246ec7b5cf6, 0x3feeb1a4ca5d920f,
-0x3c93350518fdd78e, 0x3feeaf4736b527da,
-0x3c7b98b72f8a9b05, 0x3feead12d497c7fd,
-0x3c9063e1e21c5409, 0x3feeab07dd485429,
-0x3c34c7855019c6ea, 0x3feea9268a5946b7,
-0x3c9432e62b64c035, 0x3feea76f15ad2148,
-0xbc8ce44a6199769f, 0x3feea5e1b976dc09,
-0xbc8c33c53bef4da8, 0x3feea47eb03a5585,
-0xbc845378892be9ae, 0x3feea34634ccc320,
-0xbc93cedd78565858, 0x3feea23882552225,
-0x3c5710aa807e1964, 0x3feea155d44ca973,
-0xbc93b3efbf5e2228, 0x3feea09e667f3bcd,
-0xbc6a12ad8734b982, 0x3feea012750bdabf,
-0xbc6367efb86da9ee, 0x3fee9fb23c651a2f,
-0xbc80dc3d54e08851, 0x3fee9f7df9519484,
-0xbc781f647e5a3ecf, 0x3fee9f75e8ec5f74,
-0xbc86ee4ac08b7db0, 0x3fee9f9a48a58174,
-0xbc8619321e55e68a, 0x3fee9feb564267c9,
-0x3c909ccb5e09d4d3, 0x3feea0694fde5d3f,
-0xbc7b32dcb94da51d, 0x3feea11473eb0187,
-0x3c94ecfd5467c06b, 0x3feea1ed0130c132,
-0x3c65ebe1abd66c55, 0x3feea2f336cf4e62,
-0xbc88a1c52fb3cf42, 0x3feea427543e1a12,
-0xbc9369b6f13b3734, 0x3feea589994cce13,
-0xbc805e843a19ff1e, 0x3feea71a4623c7ad,
-0xbc94d450d872576e, 0x3feea8d99b4492ed,
-0x3c90ad675b0e8a00, 0x3feeaac7d98a6699,
-0x3c8db72fc1f0eab4, 0x3feeace5422aa0db,
-0xbc65b6609cc5e7ff, 0x3feeaf3216b5448c,
-0x3c7bf68359f35f44, 0x3feeb1ae99157736,
-0xbc93091fa71e3d83, 0x3feeb45b0b91ffc6,
-0xbc5da9b88b6c1e29, 0x3feeb737b0cdc5e5,
-0xbc6c23f97c90b959, 0x3feeba44cbc8520f,
-0xbc92434322f4f9aa, 0x3feebd829fde4e50,
-0xbc85ca6cd7668e4b, 0x3feec0f170ca07ba,
-0x3c71affc2b91ce27, 0x3feec49182a3f090,
-0x3c6dd235e10a73bb, 0x3feec86319e32323,
-0xbc87c50422622263, 0x3feecc667b5de565,
-0x3c8b1c86e3e231d5, 0x3feed09bec4a2d33,
-0xbc91bbd1d3bcbb15, 0x3feed503b23e255d,
-0x3c90cc319cee31d2, 0x3feed99e1330b358,
-0x3c8469846e735ab3, 0x3feede6b5579fdbf,
-0xbc82dfcd978e9db4, 0x3feee36bbfd3f37a,
-0x3c8c1a7792cb3387, 0x3feee89f995ad3ad,
-0xbc907b8f4ad1d9fa, 0x3feeee07298db666,
-0xbc55c3d956dcaeba, 0x3feef3a2b84f15fb,
-0xbc90a40e3da6f640, 0x3feef9728de5593a,
-0xbc68d6f438ad9334, 0x3feeff76f2fb5e47,
-0xbc91eee26b588a35, 0x3fef05b030a1064a,
-0x3c74ffd70a5fddcd, 0x3fef0c1e904bc1d2,
-0xbc91bdfbfa9298ac, 0x3fef12c25bd71e09,
-0x3c736eae30af0cb3, 0x3fef199bdd85529c,
-0x3c8ee3325c9ffd94, 0x3fef20ab5fffd07a,
-0x3c84e08fd10959ac, 0x3fef27f12e57d14b,
-0x3c63cdaf384e1a67, 0x3fef2f6d9406e7b5,
-0x3c676b2c6c921968, 0x3fef3720dcef9069,
-0xbc808a1883ccb5d2, 0x3fef3f0b555dc3fa,
-0xbc8fad5d3ffffa6f, 0x3fef472d4a07897c,
-0xbc900dae3875a949, 0x3fef4f87080d89f2,
-0x3c74a385a63d07a7, 0x3fef5818dcfba487,
-0xbc82919e2040220f, 0x3fef60e316c98398,
-0x3c8e5a50d5c192ac, 0x3fef69e603db3285,
-0x3c843a59ac016b4b, 0x3fef7321f301b460,
-0xbc82d52107b43e1f, 0x3fef7c97337b9b5f,
-0xbc892ab93b470dc9, 0x3fef864614f5a129,
-0x3c74b604603a88d3, 0x3fef902ee78b3ff6,
-0x3c83c5ec519d7271, 0x3fef9a51fbc74c83,
-0xbc8ff7128fd391f0, 0x3fefa4afa2a490da,
-0xbc8dae98e223747d, 0x3fefaf482d8e67f1,
-0x3c8ec3bc41aa2008, 0x3fefba1bee615a27,
-0x3c842b94c3a9eb32, 0x3fefc52b376bba97,
-0x3c8a64a931d185ee, 0x3fefd0765b6e4540,
-0xbc8e37bae43be3ed, 0x3fefdbfdad9cbe14,
-0x3c77893b4d91cd9d, 0x3fefe7c1819e90d8,
-0x3c5305c14160cc89, 0x3feff3c22b8f71f1,
-},
-};
diff --git a/lib/libc/musl/src/math/exp_data.h b/lib/libc/musl/src/math/exp_data.h
@@ -1,26 +0,0 @@
-/*
- * Copyright (c) 2018, Arm Limited.
- * SPDX-License-Identifier: MIT
- */
-#ifndef _EXP_DATA_H
-#define _EXP_DATA_H
-
-#include <features.h>
-#include <stdint.h>
-
-#define EXP_TABLE_BITS 7
-#define EXP_POLY_ORDER 5
-#define EXP_USE_TOINT_NARROW 0
-#define EXP2_POLY_ORDER 5
-extern hidden const struct exp_data {
- double invln2N;
- double shift;
- double negln2hiN;
- double negln2loN;
- double poly[4]; /* Last four coefficients. */
- double exp2_shift;
- double exp2_poly[EXP2_POLY_ORDER];
- uint64_t tab[2*(1 << EXP_TABLE_BITS)];
-} __exp_data;
-
-#endif
diff --git a/lib/libc/musl/src/math/pow_data.c b/lib/libc/musl/src/math/pow_data.c
@@ -1,180 +0,0 @@
-/*
- * Data for the log part of pow.
- *
- * Copyright (c) 2018, Arm Limited.
- * SPDX-License-Identifier: MIT
- */
-
-#include "pow_data.h"
-
-#define N (1 << POW_LOG_TABLE_BITS)
-
-const struct pow_log_data __pow_log_data = {
-.ln2hi = 0x1.62e42fefa3800p-1,
-.ln2lo = 0x1.ef35793c76730p-45,
-.poly = {
-// relative error: 0x1.11922ap-70
-// in -0x1.6bp-8 0x1.6bp-8
-// Coefficients are scaled to match the scaling during evaluation.
--0x1p-1,
-0x1.555555555556p-2 * -2,
--0x1.0000000000006p-2 * -2,
-0x1.999999959554ep-3 * 4,
--0x1.555555529a47ap-3 * 4,
-0x1.2495b9b4845e9p-3 * -8,
--0x1.0002b8b263fc3p-3 * -8,
-},
-/* Algorithm:
-
- x = 2^k z
- log(x) = k ln2 + log(c) + log(z/c)
- log(z/c) = poly(z/c - 1)
-
-where z is in [0x1.69555p-1; 0x1.69555p0] which is split into N subintervals
-and z falls into the ith one, then table entries are computed as
-
- tab[i].invc = 1/c
- tab[i].logc = round(0x1p43*log(c))/0x1p43
- tab[i].logctail = (double)(log(c) - logc)
-
-where c is chosen near the center of the subinterval such that 1/c has only a
-few precision bits so z/c - 1 is exactly representible as double:
-
- 1/c = center < 1 ? round(N/center)/N : round(2*N/center)/N/2
-
-Note: |z/c - 1| < 1/N for the chosen c, |log(c) - logc - logctail| < 0x1p-97,
-the last few bits of logc are rounded away so k*ln2hi + logc has no rounding
-error and the interval for z is selected such that near x == 1, where log(x)
-is tiny, large cancellation error is avoided in logc + poly(z/c - 1). */
-.tab = {
-#define A(a, b, c) {a, 0, b, c},
-A(0x1.6a00000000000p+0, -0x1.62c82f2b9c800p-2, 0x1.ab42428375680p-48)
-A(0x1.6800000000000p+0, -0x1.5d1bdbf580800p-2, -0x1.ca508d8e0f720p-46)
-A(0x1.6600000000000p+0, -0x1.5767717455800p-2, -0x1.362a4d5b6506dp-45)
-A(0x1.6400000000000p+0, -0x1.51aad872df800p-2, -0x1.684e49eb067d5p-49)
-A(0x1.6200000000000p+0, -0x1.4be5f95777800p-2, -0x1.41b6993293ee0p-47)
-A(0x1.6000000000000p+0, -0x1.4618bc21c6000p-2, 0x1.3d82f484c84ccp-46)
-A(0x1.5e00000000000p+0, -0x1.404308686a800p-2, 0x1.c42f3ed820b3ap-50)
-A(0x1.5c00000000000p+0, -0x1.3a64c55694800p-2, 0x1.0b1c686519460p-45)
-A(0x1.5a00000000000p+0, -0x1.347dd9a988000p-2, 0x1.5594dd4c58092p-45)
-A(0x1.5800000000000p+0, -0x1.2e8e2bae12000p-2, 0x1.67b1e99b72bd8p-45)
-A(0x1.5600000000000p+0, -0x1.2895a13de8800p-2, 0x1.5ca14b6cfb03fp-46)
-A(0x1.5600000000000p+0, -0x1.2895a13de8800p-2, 0x1.5ca14b6cfb03fp-46)
-A(0x1.5400000000000p+0, -0x1.22941fbcf7800p-2, -0x1.65a242853da76p-46)
-A(0x1.5200000000000p+0, -0x1.1c898c1699800p-2, -0x1.fafbc68e75404p-46)
-A(0x1.5000000000000p+0, -0x1.1675cababa800p-2, 0x1.f1fc63382a8f0p-46)
-A(0x1.4e00000000000p+0, -0x1.1058bf9ae4800p-2, -0x1.6a8c4fd055a66p-45)
-A(0x1.4c00000000000p+0, -0x1.0a324e2739000p-2, -0x1.c6bee7ef4030ep-47)
-A(0x1.4a00000000000p+0, -0x1.0402594b4d000p-2, -0x1.036b89ef42d7fp-48)
-A(0x1.4a00000000000p+0, -0x1.0402594b4d000p-2, -0x1.036b89ef42d7fp-48)
-A(0x1.4800000000000p+0, -0x1.fb9186d5e4000p-3, 0x1.d572aab993c87p-47)
-A(0x1.4600000000000p+0, -0x1.ef0adcbdc6000p-3, 0x1.b26b79c86af24p-45)
-A(0x1.4400000000000p+0, -0x1.e27076e2af000p-3, -0x1.72f4f543fff10p-46)
-A(0x1.4200000000000p+0, -0x1.d5c216b4fc000p-3, 0x1.1ba91bbca681bp-45)
-A(0x1.4000000000000p+0, -0x1.c8ff7c79aa000p-3, 0x1.7794f689f8434p-45)
-A(0x1.4000000000000p+0, -0x1.c8ff7c79aa000p-3, 0x1.7794f689f8434p-45)
-A(0x1.3e00000000000p+0, -0x1.bc286742d9000p-3, 0x1.94eb0318bb78fp-46)
-A(0x1.3c00000000000p+0, -0x1.af3c94e80c000p-3, 0x1.a4e633fcd9066p-52)
-A(0x1.3a00000000000p+0, -0x1.a23bc1fe2b000p-3, -0x1.58c64dc46c1eap-45)
-A(0x1.3a00000000000p+0, -0x1.a23bc1fe2b000p-3, -0x1.58c64dc46c1eap-45)
-A(0x1.3800000000000p+0, -0x1.9525a9cf45000p-3, -0x1.ad1d904c1d4e3p-45)
-A(0x1.3600000000000p+0, -0x1.87fa06520d000p-3, 0x1.bbdbf7fdbfa09p-45)
-A(0x1.3400000000000p+0, -0x1.7ab890210e000p-3, 0x1.bdb9072534a58p-45)
-A(0x1.3400000000000p+0, -0x1.7ab890210e000p-3, 0x1.bdb9072534a58p-45)
-A(0x1.3200000000000p+0, -0x1.6d60fe719d000p-3, -0x1.0e46aa3b2e266p-46)
-A(0x1.3000000000000p+0, -0x1.5ff3070a79000p-3, -0x1.e9e439f105039p-46)
-A(0x1.3000000000000p+0, -0x1.5ff3070a79000p-3, -0x1.e9e439f105039p-46)
-A(0x1.2e00000000000p+0, -0x1.526e5e3a1b000p-3, -0x1.0de8b90075b8fp-45)
-A(0x1.2c00000000000p+0, -0x1.44d2b6ccb8000p-3, 0x1.70cc16135783cp-46)
-A(0x1.2c00000000000p+0, -0x1.44d2b6ccb8000p-3, 0x1.70cc16135783cp-46)
-A(0x1.2a00000000000p+0, -0x1.371fc201e9000p-3, 0x1.178864d27543ap-48)
-A(0x1.2800000000000p+0, -0x1.29552f81ff000p-3, -0x1.48d301771c408p-45)
-A(0x1.2600000000000p+0, -0x1.1b72ad52f6000p-3, -0x1.e80a41811a396p-45)
-A(0x1.2600000000000p+0, -0x1.1b72ad52f6000p-3, -0x1.e80a41811a396p-45)
-A(0x1.2400000000000p+0, -0x1.0d77e7cd09000p-3, 0x1.a699688e85bf4p-47)
-A(0x1.2400000000000p+0, -0x1.0d77e7cd09000p-3, 0x1.a699688e85bf4p-47)
-A(0x1.2200000000000p+0, -0x1.fec9131dbe000p-4, -0x1.575545ca333f2p-45)
-A(0x1.2000000000000p+0, -0x1.e27076e2b0000p-4, 0x1.a342c2af0003cp-45)
-A(0x1.2000000000000p+0, -0x1.e27076e2b0000p-4, 0x1.a342c2af0003cp-45)
-A(0x1.1e00000000000p+0, -0x1.c5e548f5bc000p-4, -0x1.d0c57585fbe06p-46)
-A(0x1.1c00000000000p+0, -0x1.a926d3a4ae000p-4, 0x1.53935e85baac8p-45)
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-A(0x1.7200000000000p-1, 0x1.4c9e09e173000p-2, -0x1.e20891b0ad8a4p-45)
-A(0x1.7000000000000p-1, 0x1.522ae0738a000p-2, 0x1.ebe708164c759p-45)
-A(0x1.6e00000000000p-1, 0x1.57bf753c8d000p-2, 0x1.fadedee5d40efp-46)
-A(0x1.6c00000000000p-1, 0x1.5d5bddf596000p-2, -0x1.a0b2a08a465dcp-47)
-},
-};
diff --git a/lib/libc/musl/src/math/pow_data.h b/lib/libc/musl/src/math/pow_data.h
@@ -1,22 +0,0 @@
-/*
- * Copyright (c) 2018, Arm Limited.
- * SPDX-License-Identifier: MIT
- */
-#ifndef _POW_DATA_H
-#define _POW_DATA_H
-
-#include <features.h>
-
-#define POW_LOG_TABLE_BITS 7
-#define POW_LOG_POLY_ORDER 8
-extern hidden const struct pow_log_data {
- double ln2hi;
- double ln2lo;
- double poly[POW_LOG_POLY_ORDER - 1]; /* First coefficient is 1. */
- /* Note: the pad field is unused, but allows slightly faster indexing. */
- struct {
- double invc, pad, logc, logctail;
- } tab[1 << POW_LOG_TABLE_BITS];
-} __pow_log_data;
-
-#endif
diff --git a/src/libs/musl.zig b/src/libs/musl.zig
@@ -816,7 +816,6 @@ const src_files = [_][]const u8{
"musl/src/math/exp10l.c",
"musl/src/math/exp2f_data.c",
"musl/src/math/exp2l.c",
- "musl/src/math/exp_data.c",
"musl/src/math/expl.c",
"musl/src/math/expm1.c",
"musl/src/math/expm1f.c",
@@ -926,7 +925,6 @@ const src_files = [_][]const u8{
"musl/src/math/nexttowardf.c",
"musl/src/math/nexttowardl.c",
"musl/src/math/__polevll.c",
- "musl/src/math/pow_data.c",
"musl/src/math/powerpc64/fma.c",
"musl/src/math/powerpc64/fmaf.c",
"musl/src/math/powerpc64/lround.c",
diff --git a/src/libs/wasi_libc.zig b/src/libs/wasi_libc.zig
@@ -687,7 +687,6 @@ const libc_top_half_src_files = [_][]const u8{
"musl/src/math/exp10l.c",
"musl/src/math/exp2f_data.c",
"musl/src/math/exp2l.c",
- "musl/src/math/exp_data.c",
"musl/src/math/expl.c",
"musl/src/math/expm1.c",
"musl/src/math/expm1f.c",
@@ -752,7 +751,6 @@ const libc_top_half_src_files = [_][]const u8{
"musl/src/math/nexttowardf.c",
"musl/src/math/nexttowardl.c",
"musl/src/math/__polevll.c",
- "musl/src/math/pow_data.c",
"musl/src/math/powf.c",
"musl/src/math/powf_data.c",
"musl/src/math/remainder.c",