Commit 813ae89208ae39181ecfbd6b76a0e8fd9a38e97b | zig

author	rpkak <rpkak@noreply.codeberg.org> 2026-01-08 08:19:53+01:00
committer	rpkak <rpkak@noreply.codeberg.org> 2026-01-10 00:09:54+01:00
log	813ae89208ae39181ecfbd6b76a0e8fd9a38e97b
tree	5f74b7d66478eecec7395f07b61ed6627ee451d4
parent	aa7dac9739f7ce332c2c3841dd7f3a6d17343e0d
signature	Signed by SSH key SHA256:A2g6ATENrgLKQcUdthsn72P0njmQxnHSimzwnyJsZzo

14 files changed, 18 insertions(+), 187 deletions(-)

lib/c/math.zig+18

...	...	@@ -32,6 +32,12 @@ comptime {
32	32	@export(&nanf, .{ .name = "nanf", .linkage = common.linkage, .visibility = common.visibility });
33	33	@export(&nanl, .{ .name = "nanl", .linkage = common.linkage, .visibility = common.visibility });
34	34	}
	35
	36	if (builtin.target.isMuslLibC()) {
	37	@export(&copysignf, .{ .name = "copysignf", .linkage = common.linkage, .visibility = common.visibility });
	38	@export(&copysign, .{ .name = "copysign", .linkage = common.linkage, .visibility = common.visibility });
	39	}
	40	@export(&copysignl, .{ .name = "copysignl", .linkage = common.linkage, .visibility = common.visibility });
35	41	}
36	42
37	43	fn isnan(x: f64) callconv(.c) c_int {
...	...	@@ -57,3 +63,15 @@ fn nanf(_: [*:0]const c_char) callconv(.c) f32 {
57	63	fn nanl(_: [*:0]const c_char) callconv(.c) c_longdouble {
58	64	return std.math.nan(c_longdouble);
59	65	}
	66
	67	fn copysignf(x: f32, y: f32) callconv(.c) f32 {
	68	return std.math.copysign(x, y);
	69	}
	70
	71	fn copysign(x: f64, y: f64) callconv(.c) f64 {
	72	return std.math.copysign(x, y);
	73	}
	74
	75	fn copysignl(x: c_longdouble, y: c_longdouble) callconv(.c) c_longdouble {
	76	return std.math.copysign(x, y);
	77	}

lib/libc/mingw/math/copysign.c deleted-21

...	...	@@ -1,21 +0,0 @@
1		/**
2		* This file has no copyright assigned and is placed in the Public Domain.
3		* This file is part of the mingw-w64 runtime package.
4		* No warranty is given; refer to the file DISCLAIMER.PD within this package.
5		*/
6		#include <math.h>
7
8		typedef union U
9		{
10		unsigned int u[2];
11		double d;
12		} U;
13
14		double copysign(double x, double y)
15		{
16		U h,j;
17		h.d = x;
18		j.d = y;
19		h.u[1] = (h.u[1] & 0x7fffffff) \| (j.u[1] & 0x80000000);
20		return h.d;
21		}

lib/libc/mingw/math/copysignf.c deleted-19

...	...	@@ -1,19 +0,0 @@
1		/**
2		* This file has no copyright assigned and is placed in the Public Domain.
3		* This file is part of the mingw-w64 runtime package.
4		* No warranty is given; refer to the file DISCLAIMER.PD within this package.
5		*/
6		#include <math.h>
7
8		typedef union ui_f {
9		float f;
10		unsigned int ui;
11		} ui_f;
12
13		float copysignf(float aX, float aY)
14		{
15		ui_f x,y;
16		x.f=aX; y.f=aY;
17		x.ui= (x.ui & 0x7fffffff) \| (y.ui & 0x80000000);
18		return x.f;
19		}

lib/libc/mingw/math/x86/copysignl.S deleted-44

...	...	@@ -1,44 +0,0 @@
1		/**
2		* This file has no copyright assigned and is placed in the Public Domain.
3		* This file is part of the mingw-w64 runtime package.
4		* No warranty is given; refer to the file DISCLAIMER.PD within this package.
5		*/
6		/*
7		* Written by J.T. Conklin <jtc@netbsd.org>.
8		* Changes for long double by Ulrich Drepper <drepper@cygnus.com>
9		* Public domain.
10		*/
11		#include <_mingw_mac.h>
12
13		.file "copysignl.S"
14		.text
15		#ifdef __x86_64__
16		.align 8
17		#else
18		.align 4
19		#endif
20
21		.globl __MINGW_USYMBOL(copysignl)
22		.def __MINGW_USYMBOL(copysignl); .scl 2; .type 32; .endef
23		__MINGW_USYMBOL(copysignl):
24		#if defined(_AMD64_) \|\| defined(__x86_64__)
25		movq (%rdx), %rax
26		movq %rax, (%rcx)
27		movq 8(%rdx), %rax
28		movq 8(%r8), %rdx
29		andq $0x7fff, %rax
30		andq $0x8000, %rdx
31		orq %rdx, %rax
32		movq %rax, 8(%rcx)
33		movq %rcx, %rax
34		ret
35		#elif defined(_X86_) \|\| defined(__i386__)
36		movl 24(%esp),%edx
37		movl 12(%esp),%eax
38		andl $0x8000,%edx
39		andl $0x7fff,%eax
40		orl %edx,%eax
41		movl %eax,12(%esp)
42		fldt 4(%esp)
43		ret
44		#endif

lib/libc/musl/src/math/copysign.c deleted-8

...	...	@@ -1,8 +0,0 @@
1		#include "libm.h"
2
3		double copysign(double x, double y) {
4		union {double f; uint64_t i;} ux={x}, uy={y};
5		ux.i &= -1ULL/2;
6		ux.i \|= uy.i & 1ULL<<63;
7		return ux.f;
8		}

lib/libc/musl/src/math/copysignf.c deleted-10

...	...	@@ -1,10 +0,0 @@
1		#include <math.h>
2		#include <stdint.h>
3
4		float copysignf(float x, float y)
5		{
6		union {float f; uint32_t i;} ux={x}, uy={y};
7		ux.i &= 0x7fffffff;
8		ux.i \|= uy.i & 0x80000000;
9		return ux.f;
10		}

lib/libc/musl/src/math/copysignl.c deleted-16

...	...	@@ -1,16 +0,0 @@
1		#include "libm.h"
2
3		#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
4		long double copysignl(long double x, long double y)
5		{
6		return copysign(x, y);
7		}
8		#elif (LDBL_MANT_DIG == 64 \|\| LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
9		long double copysignl(long double x, long double y)
10		{
11		union ldshape ux = {x}, uy = {y};
12		ux.i.se &= 0x7fff;
13		ux.i.se \|= uy.i.se & 0x8000;
14		return ux.f;
15		}
16		#endif

lib/libc/musl/src/math/riscv32/copysign.c deleted-15

...	...	@@ -1,15 +0,0 @@
1		#include <math.h>
2
3		#if __riscv_flen >= 64
4
5		double copysign(double x, double y)
6		{
7		__asm__ ("fsgnj.d %0, %1, %2" : "=f"(x) : "f"(x), "f"(y));
8		return x;
9		}
10
11		#else
12
13		#include "../copysign.c"
14
15		#endif

lib/libc/musl/src/math/riscv32/copysignf.c deleted-15

...	...	@@ -1,15 +0,0 @@
1		#include <math.h>
2
3		#if __riscv_flen >= 32
4
5		float copysignf(float x, float y)
6		{
7		__asm__ ("fsgnj.s %0, %1, %2" : "=f"(x) : "f"(x), "f"(y));
8		return x;
9		}
10
11		#else
12
13		#include "../copysignf.c"
14
15		#endif

lib/libc/musl/src/math/riscv64/copysign.c deleted-15

...	...	@@ -1,15 +0,0 @@
1		#include <math.h>
2
3		#if __riscv_flen >= 64
4
5		double copysign(double x, double y)
6		{
7		__asm__ ("fsgnj.d %0, %1, %2" : "=f"(x) : "f"(x), "f"(y));
8		return x;
9		}
10
11		#else
12
13		#include "../copysign.c"
14
15		#endif

lib/libc/musl/src/math/riscv64/copysignf.c deleted-15

...	...	@@ -1,15 +0,0 @@
1		#include <math.h>
2
3		#if __riscv_flen >= 32
4
5		float copysignf(float x, float y)
6		{
7		__asm__ ("fsgnj.s %0, %1, %2" : "=f"(x) : "f"(x), "f"(y));
8		return x;
9		}
10
11		#else
12
13		#include "../copysignf.c"
14
15		#endif

src/libs/mingw.zig-1

...	...	@@ -957,7 +957,6 @@ const mingw32_x86_src = [_][]const u8{
957	957	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "atan2l.c",
958	958	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "atanhl.c",
959	959	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "atanl.c",
960		"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "copysignl.S",
961	960	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "cosl.c",
962	961	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "cosl_internal.S",
963	962	"math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "cossinl.c",

src/libs/musl.zig-7

...	...	@@ -856,9 +856,6 @@ const src_files = [_][]const u8{
856	856	"musl/src/math/cbrt.c",
857	857	"musl/src/math/cbrtf.c",
858	858	"musl/src/math/cbrtl.c",
859		"musl/src/math/copysign.c",
860		"musl/src/math/copysignf.c",
861		"musl/src/math/copysignl.c",
862	859	"musl/src/math/__cos.c",
863	860	"musl/src/math/__cosdf.c",
864	861	"musl/src/math/cosh.c",
...	...	@@ -1048,14 +1045,10 @@ const src_files = [_][]const u8{
1048	1045	"musl/src/math/rint.c",
1049	1046	"musl/src/math/rintf.c",
1050	1047	"musl/src/math/rintl.c",
1051		"musl/src/math/riscv32/copysign.c",
1052		"musl/src/math/riscv32/copysignf.c",
1053	1048	"musl/src/math/riscv32/fma.c",
1054	1049	"musl/src/math/riscv32/fmaf.c",
1055	1050	"musl/src/math/riscv32/sqrt.c",
1056	1051	"musl/src/math/riscv32/sqrtf.c",
1057		"musl/src/math/riscv64/copysign.c",
1058		"musl/src/math/riscv64/copysignf.c",
1059	1052	"musl/src/math/riscv64/fma.c",
1060	1053	"musl/src/math/riscv64/fmaf.c",
1061	1054	"musl/src/math/riscv64/sqrt.c",

src/libs/wasi_libc.zig-1

...	...	@@ -710,7 +710,6 @@ const libc_top_half_src_files = [_][]const u8{
710	710	"musl/src/math/cbrt.c",
711	711	"musl/src/math/cbrtf.c",
712	712	"musl/src/math/cbrtl.c",
713		"musl/src/math/copysignl.c",
714	713	"musl/src/math/__cos.c",
715	714	"musl/src/math/__cosdf.c",
716	715	"musl/src/math/coshl.c",