Commit a36dcef7dc513b2d63c1666c172b527a93f90fac | zig

author	Alex Rønne Petersen <alex@alexrp.com> 2025-04-22 08:04:16+02:00
committer	Alex Rønne Petersen <alex@alexrp.com> 2025-05-10 12:19:26+02:00
log	a36dcef7dc513b2d63c1666c172b527a93f90fac
tree	1af5a9853ebcd11ed108c52958a0a03ce3a3353f
parent	01390cc533b471c5a8ad13b8b1380a508b630fef
signature	Signed by SSH key SHA256:7B/LJ7bpR1eX8aCXSr4mtd5M45VMPKcx9zY8e95b5QM

libc: Add FreeBSD libc startup code from 14.2.0.

* NT_FREEBSD_ABI_TAG was manually adjusted from using a hardcoded value to using
  __FreeBSD_version which will be defined by the compiler.
* GCJ stuff was removed.
* HAVE_CTORS definitions were removed.

29 files changed, 2060 insertions(+), 0 deletions(-)

lib
- libc
  - freebsd
    COPYRIGHT
    lib
    csu
    aarch64
    crt.h
    crt1_c.c
    crt1_s.S
    amd64
    crt.h
    crt1_c.c
    crt1_s.S
    arm
    crt.h
    crt1_c.c
    crt1_s.S
    common
    crtbegin.c
    crtbrand.S
    crtend.c
    csu_common.h
    feature_note.S
    ignore_init_note.S
    notes.h
    i386
    crt.h
    crt1_c.c
    crt1_s.S
    powerpc
    crt.h
    crt1_c.c
    crtsavres.S
    powerpc64
    crt.h
    crt1_c.c
    riscv
    crt.h
    crt1_c.c
    crt1_s.S
    libc
    include
    libc_private.h

lib/libc/freebsd/COPYRIGHT created+125

...	@@ -0,0 +1,125 @@
1	# @(#)COPYRIGHT 8.2 (Berkeley) 3/21/94
2
3	The compilation of software known as FreeBSD is distributed under the
4	following terms:
5
6	Copyright (c) 1992-2023 The FreeBSD Project.
7
8	Redistribution and use in source and binary forms, with or without
9	modification, are permitted provided that the following conditions
10	are met:
11	1. Redistributions of source code must retain the above copyright
12	notice, this list of conditions and the following disclaimer.
13	2. Redistributions in binary form must reproduce the above copyright
14	notice, this list of conditions and the following disclaimer in the
15	documentation and/or other materials provided with the distribution.
16
17	THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20	ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21	FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22	DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23	OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24	HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25	LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26	OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27	SUCH DAMAGE.
28
29	The 4.4BSD and 4.4BSD-Lite software is distributed under the following
30	terms:
31
32	All of the documentation and software included in the 4.4BSD and 4.4BSD-Lite
33	Releases is copyrighted by The Regents of the University of California.
34
35	Copyright 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
36	The Regents of the University of California. All rights reserved.
37
38	Redistribution and use in source and binary forms, with or without
39	modification, are permitted provided that the following conditions
40	are met:
41	1. Redistributions of source code must retain the above copyright
42	notice, this list of conditions and the following disclaimer.
43	2. Redistributions in binary form must reproduce the above copyright
44	notice, this list of conditions and the following disclaimer in the
45	documentation and/or other materials provided with the distribution.
46	3. All advertising materials mentioning features or use of this software
47	must display the following acknowledgement:
48	This product includes software developed by the University of
49	California, Berkeley and its contributors.
50	4. Neither the name of the University nor the names of its contributors
51	may be used to endorse or promote products derived from this software
52	without specific prior written permission.
53
54	THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
55	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
56	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
57	ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
58	FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
59	DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
60	OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
61	HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
62	LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
63	OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
64	SUCH DAMAGE.
65
66	The Institute of Electrical and Electronics Engineers and the American
67	National Standards Committee X3, on Information Processing Systems have
68	given us permission to reprint portions of their documentation.
69
70	In the following statement, the phrase ``this text'' refers to portions
71	of the system documentation.
72
73	Portions of this text are reprinted and reproduced in electronic form in
74	the second BSD Networking Software Release, from IEEE Std 1003.1-1988, IEEE
75	Standard Portable Operating System Interface for Computer Environments
76	(POSIX), copyright C 1988 by the Institute of Electrical and Electronics
77	Engineers, Inc. In the event of any discrepancy between these versions
78	and the original IEEE Standard, the original IEEE Standard is the referee
79	document.
80
81	In the following statement, the phrase ``This material'' refers to portions
82	of the system documentation.
83
84	This material is reproduced with permission from American National
85	Standards Committee X3, on Information Processing Systems. Computer and
86	Business Equipment Manufacturers Association (CBEMA), 311 First St., NW,
87	Suite 500, Washington, DC 20001-2178. The developmental work of
88	Programming Language C was completed by the X3J11 Technical Committee.
89
90	The views and conclusions contained in the software and documentation are
91	those of the authors and should not be interpreted as representing official
92	policies, either expressed or implied, of the Regents of the University
93	of California.
94
95
96	NOTE: The copyright of UC Berkeley's Berkeley Software Distribution ("BSD")
97	source has been updated. The copyright addendum may be found at
98	ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change and is
99	included below.
100
101	July 22, 1999
102
103	To All Licensees, Distributors of Any Version of BSD:
104
105	As you know, certain of the Berkeley Software Distribution ("BSD") source
106	code files require that further distributions of products containing all or
107	portions of the software, acknowledge within their advertising materials
108	that such products contain software developed by UC Berkeley and its
109	contributors.
110
111	Specifically, the provision reads:
112
113	" * 3. All advertising materials mentioning features or use of this software
114	* must display the following acknowledgement:
115	* This product includes software developed by the University of
116	* California, Berkeley and its contributors."
117
118	Effective immediately, licensees and distributors are no longer required to
119	include the acknowledgement within advertising materials. Accordingly, the
120	foregoing paragraph of those BSD Unix files containing it is hereby deleted
121	in its entirety.
122
123	William Hoskins
124	Director, Office of Technology Licensing
125	University of California, Berkeley

lib/libc/freebsd/lib/csu/aarch64/crt.h created+1

...	@@ -0,0 +1 @@
1	/* Empty so we can include this unconditionally */

lib/libc/freebsd/lib/csu/aarch64/crt1_c.c created+33

...	@@ -0,0 +1,33 @@
1	/* LINTLIBRARY */
2	/*-
3	* Copyright 1996-1998 John D. Polstra.
4	* Copyright 2014 Andrew Turner.
5	* Copyright 2014-2015 The FreeBSD Foundation.
6	* All rights reserved.
7	*
8	* Portions of this software were developed by Andrew Turner
9	* under sponsorship from the FreeBSD Foundation.
10	*
11	* Redistribution and use in source and binary forms, with or without
12	* modification, are permitted provided that the following conditions
13	* are met:
14	* 1. Redistributions of source code must retain the above copyright
15	* notice, this list of conditions and the following disclaimer.
16	* 2. Redistributions in binary form must reproduce the above copyright
17	* notice, this list of conditions and the following disclaimer in the
18	* documentation and/or other materials provided with the distribution.
19	*
20	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30	*/
31
32	#include <sys/cdefs.h>
33	#include "csu_common.h"

lib/libc/freebsd/lib/csu/aarch64/crt1_s.S created+68

...	@@ -0,0 +1,68 @@
1	/* LINTLIBRARY */
2	/*-
3	* Copyright 1996-1998 John D. Polstra.
4	* Copyright 2014 Andrew Turner.
5	* Copyright 2014-2015 The FreeBSD Foundation.
6	* All rights reserved.
7	*
8	* Portions of this software were developed by Andrew Turner
9	* under sponsorship from the FreeBSD Foundation.
10	*
11	* Redistribution and use in source and binary forms, with or without
12	* modification, are permitted provided that the following conditions
13	* are met:
14	* 1. Redistributions of source code must retain the above copyright
15	* notice, this list of conditions and the following disclaimer.
16	* 2. Redistributions in binary form must reproduce the above copyright
17	* notice, this list of conditions and the following disclaimer in the
18	* documentation and/or other materials provided with the distribution.
19	*
20	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30	*/
31
32	#include <machine/asm.h>
33	#include <sys/elf_common.h>
34
35	/*
36	* The program entry point
37	* void _start(char *ap, void (cleanup)(void)) __dead2
38	*/
39	ENTRY(_start)
40	.cfi_undefined x30
41	mov x3, x2 /* cleanup */
42	add x1, x0, #8 /* load argv */
43	ldr x0, [x0] /* load argc */
44	add x2, x1, x0, lsl #3 /* env is after argv */
45	add x2, x2, #8 /* argv is null terminated */
46	#ifdef PIC
47	adrp x4, :got:main
48	ldr x4, [x4, :got_lo12:main]
49	#else
50	ldr x4, =main
51	#endif
52	#ifdef GCRT
53	ldr x5, =eprol
54	ldr x6, =etext
55	/*
56	* __libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext)
57	*/
58	bl __libc_start1_gcrt
59	eprol:
60	#else
61	/* __libc_start1(argc, argv, env, cleanup, main) */
62	bl __libc_start1
63	#endif
64	END(_start)
65
66	.section .note.GNU-stack,"",@progbits
67
68	GNU_PROPERTY_AARCH64_FEATURE_1_NOTE(GNU_PROPERTY_AARCH64_FEATURE_1_VAL)

lib/libc/freebsd/lib/csu/amd64/crt.h created+30

...	@@ -0,0 +1,30 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#ifndef _CRT_H_
25	#define _CRT_H_
26
27	/* zig patch: no HAVE_CTORS */
28	#define INIT_CALL_SEQ(func) "call " __STRING(func)
29
30	#endif

lib/libc/freebsd/lib/csu/amd64/crt1_c.c created+30

...	@@ -0,0 +1,30 @@
1	/* LINTLIBRARY */
2	/*-
3	* SPDX-License-Identifier: BSD-2-Clause
4	*
5	* Copyright 1996-1998 John D. Polstra.
6	* All rights reserved.
7	*
8	* Redistribution and use in source and binary forms, with or without
9	* modification, are permitted provided that the following conditions
10	* are met:
11	* 1. Redistributions of source code must retain the above copyright
12	* notice, this list of conditions and the following disclaimer.
13	* 2. Redistributions in binary form must reproduce the above copyright
14	* notice, this list of conditions and the following disclaimer in the
15	* documentation and/or other materials provided with the distribution.
16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/
28
29	#include <sys/cdefs.h>
30	#include "csu_common.h"

lib/libc/freebsd/lib/csu/amd64/crt1_s.S created+89

...	@@ -0,0 +1,89 @@
1	/*-
2	* SPDX-License-Identifier: BSD-2-Clause
3	*
4	* Copyright (C) 2023 Dmitry Chagin <dchagin@FreeBSD.org>
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	* 2. Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.
14	*
15	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25	* SUCH DAMAGE.
26	*/
27
28	#include <machine/asm.h>
29
30
31	.text
32	.align 8
33
34	/*
35	* The program entry point
36	* %rdi %rsi
37	* void _start(char *ap, void (cleanup)(void)) __dead2
38	*/
39	.globl _start
40	.type _start, @function
41	_start:
42	.cfi_startproc
43	.cfi_undefined %rip /* Terminate call chain. */
44	pushq %rbp /* Align stack, terminate call chain. */
45	.cfi_def_cfa_offset 8
46	movq %rsp, %rbp
47	.cfi_offset %rbp, -16
48	.cfi_def_cfa_register %rbp
49	#ifdef GCRT
50	subq $16, %rsp
51	#endif
52	movq %rsi, %rcx
53	movq %rdi, %rsi /* argv = ap */
54	addq $8, %rsi /* argv += 1 */
55	movq %rdi, %rdx /* env = ap */
56	addq $16, %rdx /* env += 2 */
57	movslq (%rdi), %rax
58	movl %eax, %edi /* argc = (long )(void )ap /
59	shlq $3, %rax
60	addq %rax, %rdx /* env += argc */
61	#ifdef PIC
62	/*
63	* XXX. %rip relative addressing is not intended for use in the
64	* large memory model due to the offset from %rip being limited
65	* to 32 bits.
66	*/
67	leaq main@plt(%rip), %r8
68	#else
69	movabsq $main, %r8
70	#endif
71	#ifdef GCRT
72	movabsq $eprol, %r9
73	movabsq $etext, %rax
74	movq %rax, (%rsp)
75	/*
76	* %edi %rsi %rdx %rcx %r8 %r9 (%rsp)
77	* __libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext)
78	*/
79	callq __libc_start1_gcrt
80	eprol:
81	#else
82	/* __libc_start1(argc, argv, env, cleanup, main) */
83	callq __libc_start1
84	#endif
85	int3
86	.cfi_endproc
87	.size _start, . - _start
88
89	.section .note.GNU-stack,"",%progbits

lib/libc/freebsd/lib/csu/arm/crt.h created+1

...	@@ -0,0 +1 @@
1	/* Empty so we can include this unconditionally */

lib/libc/freebsd/lib/csu/arm/crt1_c.c created+80

...	@@ -0,0 +1,80 @@
1	/* LINTLIBRARY */
2	/*-
3	* SPDX-License-Identifier: BSD-4-Clause
4	*
5	* Copyright 2001 David E. O'Brien.
6	* All rights reserved.
7	* Copyright 1996-1998 John D. Polstra.
8	* All rights reserved.
9	* Copyright (c) 1997 Jason R. Thorpe.
10	* Copyright (c) 1995 Christopher G. Demetriou
11	* All rights reserved.
12	*
13	* Redistribution and use in source and binary forms, with or without
14	* modification, are permitted provided that the following conditions
15	* are met:
16	* 1. Redistributions of source code must retain the above copyright
17	* notice, this list of conditions and the following disclaimer.
18	* 2. Redistributions in binary form must reproduce the above copyright
19	* notice, this list of conditions and the following disclaimer in the
20	* documentation and/or other materials provided with the distribution.
21	* 3. All advertising materials mentioning features or use of this software
22	* must display the following acknowledgement:
23	* This product includes software developed for the
24	* FreeBSD Project. See https://www.freebsd.org/ for
25	* information about FreeBSD.
26	* This product includes software developed for the
27	* NetBSD Project. See http://www.netbsd.org/ for
28	* information about NetBSD.
29	* 4. The name of the author may not be used to endorse or promote products
30	* derived from this software without specific prior written permission
31	*
32	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42	*/
43
44	#include <sys/cdefs.h>
45	#include <sys/param.h>
46	#include <sys/elf_common.h>
47
48	#include "libc_private.h"
49	#include "csu_common.h"
50
51	struct Struct_Obj_Entry;
52	struct ps_strings;
53
54	void _start(int, char , char , const struct Struct_Obj_Entry *,
55	void ()(void), struct ps_strings ) __dead2;
56
57	struct ps_strings *__ps_strings;
58
59	void __start(int, char , char , struct ps_strings *,
60	const struct Struct_Obj_Entry , void ()(void)) __dead2;
61
62	void
63	__start(int argc, char argv, char env, struct ps_strings *ps_strings,
64	const struct Struct_Obj_Entry obj __unused, void (cleanup)(void))
65	{
66	if (ps_strings != (struct ps_strings *)0)
67	__ps_strings = ps_strings;
68
69	#ifdef GCRT
70	__libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
71	#else
72	__libc_start1(argc, argv, env, cleanup, main);
73	#endif
74	}
75
76	#ifdef GCRT
77	__asm__(".text");
78	__asm__("eprol:");
79	__asm__(".previous");
80	#endif

lib/libc/freebsd/lib/csu/arm/crt1_s.S created+77

...	@@ -0,0 +1,77 @@
1	/* LINTLIBRARY */
2	/*-
3	* SPDX-License-Identifier: BSD-4-Clause
4	*
5	* Copyright 2001 David E. O'Brien.
6	* All rights reserved.
7	* Copyright 1996-1998 John D. Polstra.
8	* All rights reserved.
9	* Copyright (c) 1997 Jason R. Thorpe.
10	* Copyright (c) 1995 Christopher G. Demetriou
11	* All rights reserved.
12	*
13	* Redistribution and use in source and binary forms, with or without
14	* modification, are permitted provided that the following conditions
15	* are met:
16	* 1. Redistributions of source code must retain the above copyright
17	* notice, this list of conditions and the following disclaimer.
18	* 2. Redistributions in binary form must reproduce the above copyright
19	* notice, this list of conditions and the following disclaimer in the
20	* documentation and/or other materials provided with the distribution.
21	* 3. All advertising materials mentioning features or use of this software
22	* must display the following acknowledgement:
23	* This product includes software developed for the
24	* FreeBSD Project. See https://www.freebsd.org/ for
25	* information about FreeBSD.
26	* This product includes software developed for the
27	* NetBSD Project. See http://www.netbsd.org/ for
28	* information about NetBSD.
29	* 4. The name of the author may not be used to endorse or promote products
30	* derived from this software without specific prior written permission
31	*
32	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42	*/
43
44	#include <machine/asm.h>
45	#include <sys/param.h>
46	#include <sys/elf_common.h>
47	#include "notes.h"
48
49	ENTRY(_start)
50	mov r5, r2 /* cleanup */
51	mov r4, r1 /* obj_main */
52	mov r3, r0 /* ps_strings */
53	/* Get argc, argv, and envp from stack */
54	ldr r0, [sp, #0x0000]
55	add r1, sp, #0x0004
56	add r2, r1, r0, lsl #2
57	add r2, r2, #0x0004
58	/* Ensure the stack is properly aligned before calling C code. */
59	bic sp, sp, #7
60	sub sp, sp, #8
61	str r5, [sp, #4]
62	str r4, [sp, #0]
63
64	b __start
65	END(_start)
66
67	.section .note.tag,"a",%note
68	.p2align 2
69	.4byte 2f-1f
70	.4byte 4f-3f
71	.4byte NT_FREEBSD_ARCH_TAG
72	1: .asciz NOTE_FREEBSD_VENDOR
73	2: .p2align 2
74	3: .asciz MACHINE_ARCH
75	4:
76
77	.section .note.GNU-stack,"",%progbits

lib/libc/freebsd/lib/csu/common/crtbegin.c created+95

...	@@ -0,0 +1,95 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#include <sys/cdefs.h>
25	#include <sys/param.h>
26
27	#include "crt.h"
28
29	typedef void (*crt_func)(void);
30
31	extern void *__dso_handle __hidden;
32
33	#ifndef SHARED
34	void *__dso_handle = 0;
35	#else
36	void *__dso_handle = &__dso_handle;
37	void __cxa_finalize(void *) __weak_symbol;
38
39	/*
40	* Call __cxa_finalize with the dso handle in shared objects.
41	* When we have ctors/dtors call from the dtor handler before calling
42	* any dtors, otherwise use a destructor.
43	*/
44	#ifndef HAVE_CTORS
45	__attribute__((destructor))
46	#endif
47	static void
48	run_cxa_finalize(void)
49	{
50
51	if (__cxa_finalize != NULL)
52	__cxa_finalize(__dso_handle);
53	}
54	#endif
55
56	/*
57	* On some architectures and toolchains we may need to call the .dtors.
58	* These are called in the order they are in the ELF file.
59	*/
60	#ifdef HAVE_CTORS
61	static void __do_global_dtors_aux(void) __used;
62
63	static crt_func __CTOR_LIST__[] __section(".ctors") __used = {
64	(crt_func)-1
65	};
66	static crt_func __DTOR_LIST__[] __section(".dtors") __used = {
67	(crt_func)-1
68	};
69
70	static void
71	__do_global_dtors_aux(void)
72	{
73	crt_func fn;
74	int n;
75
76	#ifdef SHARED
77	run_cxa_finalize();
78	#endif
79
80	for (n = 1;; n++) {
81	fn = __DTOR_LIST__[n];
82	if (fn == (crt_func)0 \|\| fn == (crt_func)-1)
83	break;
84	fn();
85	}
86	}
87
88	asm (
89	".pushsection .fini \n"
90	"\t" INIT_CALL_SEQ(__do_global_dtors_aux) "\n"
91	".popsection \n"
92	);
93	#endif
94
95	/* zig patch: remove gcj nonsense */

lib/libc/freebsd/lib/csu/common/crtbrand.S created+55

...	@@ -0,0 +1,55 @@
1	/*-
2	* SPDX-License-Identifier: BSD-2-Clause
3	*
4	* Copyright 2000 David E. O'Brien, John D. Polstra.
5	* All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions
9	* are met:
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	* 2. Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.
15	*
16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26	*/
27
28	#include <machine/asm.h>
29	#include <sys/param.h>
30	#include <sys/elf_common.h>
31	#include "notes.h"
32
33	/*
34	* Special ".note.tag" entry specifying the ABI version. See
35	* http://www.netbsd.org/Documentation/kernel/elf-notes.html
36	* for more information.
37	*/
38
39	.section .note.tag,"aG",%note,.freebsd.noteG,comdat
40	.p2align 2
41	.4byte 2f-1f
42	.4byte 4f-3f
43	.4byte NT_FREEBSD_ABI_TAG
44	1: .asciz NOTE_FREEBSD_VENDOR
45	2: .p2align 2
46	/* zig patch: use __FreeBSD_version which is defined by the compiler */
47	3: .4byte __FreeBSD_version
48	4:
49
50	.section .note.GNU-stack,"",%progbits
51
52	#ifdef __aarch64__
53	/* This is needed in all objects for BTI to be used in the linked elf file */
54	GNU_PROPERTY_AARCH64_FEATURE_1_NOTE(GNU_PROPERTY_AARCH64_FEATURE_1_VAL)
55	#endif

lib/libc/freebsd/lib/csu/common/crtend.c created+65

...	@@ -0,0 +1,65 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#include <sys/cdefs.h>
25	#include "crt.h"
26
27	typedef void (*crt_func)(void);
28
29	/* zig patch: remove gcj nonsense */
30
31	#ifdef HAVE_CTORS
32
33	/*
34	* On some architectures and toolchains we may need to call the .ctors.
35	* These are called in the reverse order they are in the ELF file.
36	*/
37	static void __do_global_ctors_aux(void) __used;
38
39	static crt_func __CTOR_END__[] __section(".ctors") __used = {
40	(crt_func)0
41	};
42	static crt_func __DTOR_END__[] __section(".dtors") __used = {
43	(crt_func)0
44	};
45
46	static void
47	__do_global_ctors_aux(void)
48	{
49	crt_func fn;
50	int n;
51
52	for (n = 1;; n++) {
53	fn = __CTOR_END__[-n];
54	if (fn == (crt_func)0 \|\| fn == (crt_func)-1)
55	break;
56	fn();
57	}
58	}
59
60	asm (
61	".pushsection .init \n"
62	"\t" INIT_CALL_SEQ(__do_global_ctors_aux) "\n"
63	".popsection \n"
64	);
65	#endif

lib/libc/freebsd/lib/csu/common/csu_common.h created+50

...	@@ -0,0 +1,50 @@
1	/*-
2	* SPDX-License-Identifier: BSD-2-Clause
3	*
4	* Copyright 1996-1998 John D. Polstra.
5	* All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions
9	* are met:
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	* 2. Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.
15	*
16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26	*/
27
28	#ifdef _CSU_COMMON_H_
29
30	/*
31	* This file includes both definitions and declarations, it can be
32	* included only into one compilation unit for csu objects. We cannot
33	* practically check this, but at least guard against
34	* double-inclusion.
35	*/
36	#error "Include this file only once"
37	#else
38	#define _CSU_COMMON_H_
39
40	char **environ;
41	const char *__progname = "";
42
43	#ifdef GCRT
44	extern int eprol;
45	extern int etext;
46	#endif
47
48	int main(int, char , char );
49
50	#endif /* _CSU_COMMON_H_ */

lib/libc/freebsd/lib/csu/common/feature_note.S created+47

...	@@ -0,0 +1,47 @@
1	/*-
2	* SPDX-License-Identifier: BSD-2-Clause
3	*
4	* Copyright 2000 David E. O'Brien, John D. Polstra.
5	* All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions
9	* are met:
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	* 2. Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.
15	*
16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26	*/
27
28	#include <machine/asm.h>
29	#include <sys/elf_common.h>
30	#include "notes.h"
31
32	.section .note.tag,"a",%note
33	.p2align 2
34	.4byte 2f-1f
35	.4byte 4f-3f
36	.4byte NT_FREEBSD_FEATURE_CTL
37	1: .asciz NOTE_FREEBSD_VENDOR
38	2: .p2align 2
39	3: .4byte 0
40	4:
41
42	.section .note.GNU-stack,"",%progbits
43
44	#ifdef __aarch64__
45	/* This is needed in all objects for BTI to be used in the linked elf file */
46	GNU_PROPERTY_AARCH64_FEATURE_1_NOTE(GNU_PROPERTY_AARCH64_FEATURE_1_VAL)
47	#endif

lib/libc/freebsd/lib/csu/common/ignore_init_note.S created+48

...	@@ -0,0 +1,48 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2012 Konstantin Belousov <kib@FreeBSD.org>
5	* Copyright (c) 2018 The FreeBSD Foundation
6	*
7	* Parts of this software was developed by Konstantin Belousov
8	* <kib@FreeBSD.org> under sponsorship from the FreeBSD Foundation.
9	*
10	* Redistribution and use in source and binary forms, with or without
11	* modification, are permitted provided that the following conditions
12	* are met:
13	* 1. Redistributions of source code must retain the above copyright
14	* notice, this list of conditions and the following disclaimer.
15	*
16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26	*/
27
28	#include <machine/asm.h>
29	#include <sys/elf_common.h>
30
31	#include "notes.h"
32
33	.section .note.tag,"a",%note
34	.p2align 2
35	.4byte 2f-1f
36	.4byte 4f-3f
37	.4byte NT_FREEBSD_NOINIT_TAG
38	1: .asciz NOTE_FREEBSD_VENDOR
39	2: .p2align 2
40	3: .4byte 0
41	4:
42
43	.section .note.GNU-stack,"",%progbits
44
45	#ifdef __aarch64__
46	/* This is needed in all objects for BTI to be used in the linked elf file */
47	GNU_PROPERTY_AARCH64_FEATURE_1_NOTE(GNU_PROPERTY_AARCH64_FEATURE_1_VAL)
48	#endif

lib/libc/freebsd/lib/csu/common/notes.h created+32

...	@@ -0,0 +1,32 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2012 Konstantin Belousov <kib@FreeBSD.org>
5	* All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions
9	* are met:
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	*
13	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23	*/
24
25	#ifndef CSU_COMMON_NOTES_H
26	#define CSU_COMMON_NOTES_H
27
28	#define NOTE_FREEBSD_VENDOR "FreeBSD"
29
30	#define NOTE_SECTION ".note.tag"
31
32	#endif

lib/libc/freebsd/lib/csu/i386/crt.h created+30

...	@@ -0,0 +1,30 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#ifndef _CRT_H_
25	#define _CRT_H_
26
27	/* zig patch: no HAVE_CTORS */
28	#define INIT_CALL_SEQ(func) "call " __STRING(func)
29
30	#endif

lib/libc/freebsd/lib/csu/i386/crt1_c.c created+30

...	@@ -0,0 +1,30 @@
1	/* LINTLIBRARY */
2	/*-
3	* Copyright 1996-1998 John D. Polstra.
4	* All rights reserved.
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	* 2. Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.
14	*
15	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25	*/
26
27	#include <sys/cdefs.h>
28	#include "csu_common.h"
29
30	void _start(char *, ...) __dead2;

lib/libc/freebsd/lib/csu/i386/crt1_s.S created+91

...	@@ -0,0 +1,91 @@
1	/*-
2	* Copyright 2009 Konstantin Belousov.
3	* All rights reserved.
4	*
5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions
7	* are met:
8	* 1. Redistributions of source code must retain the above copyright
9	* notice, this list of conditions and the following disclaimer.
10	*
11	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
12	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
13	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
14	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
15	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
16	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
17	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
18	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
19	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
20	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21	*/
22
23	#include <machine/asm.h>
24	.text
25	.align 4
26	.globl _start
27	.type _start, @function
28	_start:
29	.cfi_startproc
30	.cfi_undefined %eip
31	popl %esi # Pop argc
32	.cfi_def_cfa_offset -4
33	movl %esp,%edi # argv starts at stack top
34	xorl %ebp,%ebp
35	pushl %ebp
36	.cfi_def_cfa_offset 0
37	movl %esp,%ebp
38	.cfi_offset %ebp,-4
39	.cfi_def_cfa_register %ebp
40	andl $0xfffffff0,%esp # align stack
41
42	#ifdef GCRT
43	subl $4,%esp # Align stack for 7 arguments
44	pushl $etext
45	pushl $eprol
46	eprol:
47	#else
48	subl $12,%esp # Align stack for 5 arguments
49	#endif /* GCRT */
50
51	#ifdef PIC
52	calll 1f
53	1: popl %ebx
54	addl $_GLOBAL_OFFSET_TABLE_+[.-1b],%ebx
55	leal main@GOTOFF(%ebx),%eax
56	pushl %eax
57	#else
58	pushl $main
59	#endif /* PIC */
60
61	pushl %edx # rtld cleanup
62	/* env = argv + argc + 1 */
63	movl %edi,%eax # env = argv
64	movl %esi,%ecx
65	shll $2,%ecx # argc * 4
66	addl %ecx,%eax # env += argc
67	addl $4,%eax # env += 1
68	pushl %eax # env
69	pushl %edi # argv
70	pushl %esi # argc
71
72	#ifdef GCRT
73	/*
74	* __libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
75	*/
76	calll __libc_start1_gcrt
77	#else
78	/*
79	* __libc_start1(argc, argv, env, cleanup, main);
80	*/
81	#ifdef PIC
82	calll __libc_start1@PLT
83	#else
84	calll __libc_start1
85	#endif
86	#endif /* GCRT */
87	int3
88	.cfi_endproc
89	.size _start, . - _start
90
91	.section .note.GNU-stack,"",%progbits

lib/libc/freebsd/lib/csu/powerpc/crt.h created+31

...	@@ -0,0 +1,31 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#ifndef _CRT_H_
25	#define _CRT_H_
26
27	/* zig patch: no HAVE_CTORS */
28	#define CTORS_CONSTRUCTORS
29	#define INIT_CALL_SEQ(func) "bl " __STRING(func) "; nop"
30
31	#endif

lib/libc/freebsd/lib/csu/powerpc/crt1_c.c created+89

...	@@ -0,0 +1,89 @@
1	/* LINTLIBRARY */
2	/*-
3	* SPDX-License-Identifier: BSD-4-Clause
4	*
5	* Copyright 2001 David E. O'Brien.
6	* All rights reserved.
7	* Copyright 1996-1998 John D. Polstra.
8	* All rights reserved.
9	* Copyright (c) 1997 Jason R. Thorpe.
10	* Copyright (c) 1995 Christopher G. Demetriou
11	* All rights reserved.
12	*
13	* Redistribution and use in source and binary forms, with or without
14	* modification, are permitted provided that the following conditions
15	* are met:
16	* 1. Redistributions of source code must retain the above copyright
17	* notice, this list of conditions and the following disclaimer.
18	* 2. Redistributions in binary form must reproduce the above copyright
19	* notice, this list of conditions and the following disclaimer in the
20	* documentation and/or other materials provided with the distribution.
21	* 3. All advertising materials mentioning features or use of this software
22	* must display the following acknowledgement:
23	* This product includes software developed for the
24	* FreeBSD Project. See https://www.freebsd.org/ for
25	* information about FreeBSD.
26	* This product includes software developed for the
27	* NetBSD Project. See http://www.netbsd.org/ for
28	* information about NetBSD.
29	* 4. The name of the author may not be used to endorse or promote products
30	* derived from this software without specific prior written permission
31	*
32	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42	*/
43
44	#include <sys/cdefs.h>
45	#include <stdlib.h>
46
47	#include "libc_private.h"
48	#include "csu_common.h"
49
50	struct Struct_Obj_Entry;
51	struct ps_strings;
52
53	struct ps_strings *__ps_strings;
54
55	void _start(int, char , char , const struct Struct_Obj_Entry *,
56	void ()(void), struct ps_strings ) __dead2;
57
58	/* The entry function. */
59	/*
60	* First 5 arguments are specified by the PowerPC SVR4 ABI.
61	* The last argument, ps_strings, is a BSD extension.
62	*/
63	/* ARGSUSED */
64	void
65	_start(int argc, char argv, char env,
66	const struct Struct_Obj_Entry obj __unused, void (cleanup)(void),
67	struct ps_strings *ps_strings)
68	{
69	if (ps_strings != (struct ps_strings *)0)
70	__ps_strings = ps_strings;
71
72	#ifdef GCRT
73	__libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
74	#else
75	__libc_start1(argc, argv, env, cleanup, main);
76	#endif
77	}
78
79	#ifdef GCRT
80	__asm__(".text");
81	__asm__("eprol:");
82	__asm__(".previous");
83	#endif
84
85	#ifndef PIC
86	__asm__(".text\n"
87	"\t.global _GLOBAL_OFFSET_TABLE_\n"
88	"\t.reloc 0, R_PPC_NONE, _GLOBAL_OFFSET_TABLE_");
89	#endif

lib/libc/freebsd/lib/csu/powerpc/crtsavres.S created+189

...	@@ -0,0 +1,189 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2019 Justin Hibbits
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#include <machine/asm.h>
25	.text
26
27	/*
28	* The PowerPC ABI spec requires the following save/restore functions to be
29	* provided:
30	*
31	* _savefpr_N
32	* _restfpr_N
33	* _restfpr_N_x
34	* _savegpr_N
35	* _restgpr_N
36	* _restgpr_N_x
37	*
38	* With N ranging from 14 to 31, to save the nonvolatile registers.
39	*/
40
41	#define _CRTENTRY(name) \
42	.text; \
43	.globl name; \
44	.type name,@function; \
45	name:
46
47	#define SAVEFPR(r) _CRTENTRY(__CONCAT(_savefpr_,r)) \
48	stfd r,(-256 + r * 8)(11)
49
50	SAVEFPR(14)
51	SAVEFPR(15)
52	SAVEFPR(16)
53	SAVEFPR(17)
54	SAVEFPR(18)
55	SAVEFPR(19)
56	SAVEFPR(20)
57	SAVEFPR(21)
58	SAVEFPR(22)
59	SAVEFPR(23)
60	SAVEFPR(24)
61	SAVEFPR(25)
62	SAVEFPR(26)
63	SAVEFPR(27)
64	SAVEFPR(28)
65	SAVEFPR(29)
66	SAVEFPR(30)
67	SAVEFPR(31)
68	blr
69
70	#define RESTFPR(r) _CRTENTRY(__CONCAT(_restfpr_,r)) \
71	lfd r,(-256 + r * 8)(11)
72
73	RESTFPR(14)
74	RESTFPR(15)
75	RESTFPR(16)
76	RESTFPR(17)
77	RESTFPR(18)
78	RESTFPR(19)
79	RESTFPR(20)
80	RESTFPR(21)
81	RESTFPR(22)
82	RESTFPR(23)
83	RESTFPR(24)
84	RESTFPR(25)
85	RESTFPR(26)
86	RESTFPR(27)
87	RESTFPR(28)
88	RESTFPR(29)
89	RESTFPR(30)
90	RESTFPR(31)
91	blr
92
93	#define SAVEGPR(r) _CRTENTRY(__CONCAT(_savegpr_,r)) \
94	stw r,(-128 + r * 4)(11)
95
96	SAVEGPR(14)
97	SAVEGPR(15)
98	SAVEGPR(16)
99	SAVEGPR(17)
100	SAVEGPR(18)
101	SAVEGPR(19)
102	SAVEGPR(20)
103	SAVEGPR(21)
104	SAVEGPR(22)
105	SAVEGPR(23)
106	SAVEGPR(24)
107	SAVEGPR(25)
108	SAVEGPR(26)
109	SAVEGPR(27)
110	SAVEGPR(28)
111	SAVEGPR(29)
112	SAVEGPR(30)
113	SAVEGPR(31)
114	blr
115
116	#define RESTGPR(r) _CRTENTRY(__CONCAT(_restgpr_,r)) \
117	lwz r,(-128 + r*4)(11)
118
119	RESTGPR(14)
120	RESTGPR(15)
121	RESTGPR(16)
122	RESTGPR(17)
123	RESTGPR(18)
124	RESTGPR(19)
125	RESTGPR(20)
126	RESTGPR(21)
127	RESTGPR(22)
128	RESTGPR(23)
129	RESTGPR(24)
130	RESTGPR(25)
131	RESTGPR(26)
132	RESTGPR(27)
133	RESTGPR(28)
134	RESTGPR(29)
135	RESTGPR(30)
136	RESTGPR(31)
137	blr
138
139	#define RESTFPR_X(r) _CRTENTRY(__CONCAT(__CONCAT(_restfpr_,r),_x)) \
140	lfd r,(-256 + r * 8)(11)
141
142	RESTFPR_X(14)
143	RESTFPR_X(15)
144	RESTFPR_X(16)
145	RESTFPR_X(17)
146	RESTFPR_X(18)
147	RESTFPR_X(19)
148	RESTFPR_X(20)
149	RESTFPR_X(21)
150	RESTFPR_X(22)
151	RESTFPR_X(23)
152	RESTFPR_X(24)
153	RESTFPR_X(25)
154	RESTFPR_X(26)
155	RESTFPR_X(27)
156	RESTFPR_X(28)
157	RESTFPR_X(29)
158	RESTFPR_X(30)
159	RESTFPR_X(31)
160	lwz 0,4(11)
161	mtlr 0
162	mr 1,11
163	blr
164
165	#define RESTGPR_X(r) _CRTENTRY(__CONCAT(__CONCAT(_restgpr_,r),_x)) \
166	lwz r,(-128 + r * 4)(11)
167
168	RESTGPR_X(14)
169	RESTGPR_X(15)
170	RESTGPR_X(16)
171	RESTGPR_X(17)
172	RESTGPR_X(18)
173	RESTGPR_X(19)
174	RESTGPR_X(20)
175	RESTGPR_X(21)
176	RESTGPR_X(22)
177	RESTGPR_X(23)
178	RESTGPR_X(24)
179	RESTGPR_X(25)
180	RESTGPR_X(26)
181	RESTGPR_X(27)
182	RESTGPR_X(28)
183	RESTGPR_X(29)
184	RESTGPR_X(30)
185	RESTGPR_X(31)
186	lwz 0,4(11)
187	mtlr 0
188	mr 1,11
189	blr

lib/libc/freebsd/lib/csu/powerpc64/crt.h created+31

...	@@ -0,0 +1,31 @@
1	/*-
2	* SPDX-License-Identifier: BSD-1-Clause
3	*
4	* Copyright 2018 Andrew Turner
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions
8	* are met:
9	* 1. Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.
11	*
12	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
13	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
14	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
18	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
19	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22	*/
23
24	#ifndef _CRT_H_
25	#define _CRT_H_
26
27	/* zig patch: no HAVE_CTORS */
28	#define CTORS_CONSTRUCTORS
29	#define INIT_CALL_SEQ(func) "bl " __STRING(func) "; nop"
30
31	#endif

lib/libc/freebsd/lib/csu/powerpc64/crt1_c.c created+83

...	@@ -0,0 +1,83 @@
1	/* LINTLIBRARY */
2	/*-
3	* SPDX-License-Identifier: BSD-4-Clause
4	*
5	* Copyright 2001 David E. O'Brien.
6	* All rights reserved.
7	* Copyright 1996-1998 John D. Polstra.
8	* All rights reserved.
9	* Copyright (c) 1997 Jason R. Thorpe.
10	* Copyright (c) 1995 Christopher G. Demetriou
11	* All rights reserved.
12	*
13	* Redistribution and use in source and binary forms, with or without
14	* modification, are permitted provided that the following conditions
15	* are met:
16	* 1. Redistributions of source code must retain the above copyright
17	* notice, this list of conditions and the following disclaimer.
18	* 2. Redistributions in binary form must reproduce the above copyright
19	* notice, this list of conditions and the following disclaimer in the
20	* documentation and/or other materials provided with the distribution.
21	* 3. All advertising materials mentioning features or use of this software
22	* must display the following acknowledgement:
23	* This product includes software developed for the
24	* FreeBSD Project. See https://www.freebsd.org/ for
25	* information about FreeBSD.
26	* This product includes software developed for the
27	* NetBSD Project. See http://www.netbsd.org/ for
28	* information about NetBSD.
29	* 4. The name of the author may not be used to endorse or promote products
30	* derived from this software without specific prior written permission
31	*
32	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42	*/
43
44	#include <sys/cdefs.h>
45	#include <stdint.h>
46	#include <sys/elf.h>
47
48	#include "libc_private.h"
49	#include "csu_common.h"
50
51	struct Struct_Obj_Entry;
52	struct ps_strings;
53
54	void _start(int, char , char , const struct Struct_Obj_Entry *,
55	void ()(void), struct ps_strings ) __dead2;
56
57	struct ps_strings *__ps_strings;
58
59	/* The entry function. */
60	/*
61	* First 5 arguments are specified by the PowerPC SVR4 ABI.
62	* The last argument, ps_strings, is a BSD extension.
63	*/
64	void
65	_start(int argc, char argv, char env,
66	const struct Struct_Obj_Entry obj __unused, void (cleanup)(void),
67	struct ps_strings *ps_strings)
68	{
69	if (ps_strings != (struct ps_strings *)0)
70	__ps_strings = ps_strings;
71
72	#ifdef GCRT
73	__libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
74	#else
75	__libc_start1(argc, argv, env, cleanup, main);
76	#endif
77	}
78
79	#ifdef GCRT
80	__asm__(".text");
81	__asm__("eprol:");
82	__asm__(".previous");
83	#endif

lib/libc/freebsd/lib/csu/riscv/crt.h created+8

...	@@ -0,0 +1,8 @@
1
2	#ifndef _CRT_H_
3	#define _CRT_H_
4
5	/* zig patch: no HAVE_CTORS */
6	#define INIT_CALL_SEQ(func) "call " __STRING(func)
7
8	#endif

lib/libc/freebsd/lib/csu/riscv/crt1_c.c created+51

...	@@ -0,0 +1,51 @@
1	/* LINTLIBRARY */
2	/*-
3	* Copyright 1996-1998 John D. Polstra.
4	* Copyright (c) 2015-2017 Ruslan Bukin <br@bsdpad.com>
5	* All rights reserved.
6	*
7	* Portions of this software were developed by SRI International and the
8	* University of Cambridge Computer Laboratory under DARPA/AFRL contract
9	* FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
10	*
11	* Portions of this software were developed by the University of Cambridge
12	* Computer Laboratory as part of the CTSRD Project, with support from the
13	* UK Higher Education Innovation Fund (HEIF).
14	*
15	* Redistribution and use in source and binary forms, with or without
16	* modification, are permitted provided that the following conditions
17	* are met:
18	* 1. Redistributions of source code must retain the above copyright
19	* notice, this list of conditions and the following disclaimer.
20	* 2. Redistributions in binary form must reproduce the above copyright
21	* notice, this list of conditions and the following disclaimer in the
22	* documentation and/or other materials provided with the distribution.
23	*
24	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
29	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
33	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34	*/
35
36	#include <sys/cdefs.h>
37	#include "libc_private.h"
38	#include "csu_common.h"
39
40	void __start(int argc, char argv, char env, void (*cleanup)(void)) __dead2;
41
42	void
43	__start(int argc, char argv, char env, void (*cleanup)(void))
44	{
45	#ifdef GCRT
46	__libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
47	__asm__("eprol:");
48	#else
49	__libc_start1(argc, argv, env, cleanup, main);
50	#endif
51	}

lib/libc/freebsd/lib/csu/riscv/crt1_s.S created+51

...	@@ -0,0 +1,51 @@
1	/* LINTLIBRARY */
2	/*-
3	* Copyright 1996-1998 John D. Polstra.
4	* Copyright (c) 2015-2017 Ruslan Bukin <br@bsdpad.com>
5	* All rights reserved.
6	*
7	* Portions of this software were developed by SRI International and the
8	* University of Cambridge Computer Laboratory under DARPA/AFRL contract
9	* FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
10	*
11	* Portions of this software were developed by the University of Cambridge
12	* Computer Laboratory as part of the CTSRD Project, with support from the
13	* UK Higher Education Innovation Fund (HEIF).
14	*
15	* Redistribution and use in source and binary forms, with or without
16	* modification, are permitted provided that the following conditions
17	* are met:
18	* 1. Redistributions of source code must retain the above copyright
19	* notice, this list of conditions and the following disclaimer.
20	* 2. Redistributions in binary form must reproduce the above copyright
21	* notice, this list of conditions and the following disclaimer in the
22	* documentation and/or other materials provided with the distribution.
23	*
24	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
29	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
33	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34	*/
35
36	#include <machine/asm.h>
37	ENTRY(_start)
38	mv a3, a2 # cleanup
39	addi a1, a0, 8 # get argv
40	ld a0, 0(a0) # load argc
41	slli t0, a0, 3 # mult by arg size
42	add a2, a1, t0 # env is after argv
43	addi a2, a2, 8 # argv is null terminated
44	.option push
45	.option norelax
46	lla gp, __global_pointer$
47	.option pop
48	call __start
49	END(_start)
50
51	.section .note.GNU-stack,"",%progbits

lib/libc/freebsd/lib/libc/include/libc_private.h created+450

...	@@ -0,0 +1,450 @@
1	/*-
2	* SPDX-License-Identifier: BSD-3-Clause
3	*
4	* Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>.
5	* All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions
9	* are met:
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	* 2. Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.
15	* 3. Neither the name of the author nor the names of any co-contributors
16	* may be used to endorse or promote products derived from this software
17	* without specific prior written permission.
18	*
19	* THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
20	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29	* SUCH DAMAGE.
30	*
31	* Private definitions for libc, libc_r and libpthread.
32	*
33	*/
34
35	#ifndef _LIBC_PRIVATE_H_
36	#define _LIBC_PRIVATE_H_
37	#include <sys/_types.h>
38	#include <sys/_pthreadtypes.h>
39
40	extern char **environ;
41
42	/*
43	* The kernel doesn't expose PID_MAX to the user space. Save it here
44	* to allow to run a newer world on a pre-1400079 kernel.
45	*/
46	#define _PID_MAX 99999
47
48	/*
49	* This global flag is non-zero when a process has created one
50	* or more threads. It is used to avoid calling locking functions
51	* when they are not required.
52	*/
53	#ifndef __LIBC_ISTHREADED_DECLARED
54	#define __LIBC_ISTHREADED_DECLARED
55	extern int __isthreaded;
56	#endif
57
58	/*
59	* Elf_Auxinfo *__elf_aux_vector, the pointer to the ELF aux vector
60	* provided by kernel. Either set for us by rtld, or found at runtime
61	* on stack for static binaries.
62	*
63	* Type is void to avoid polluting whole libc with ELF types.
64	*/
65	extern void *__elf_aux_vector;
66
67	/*
68	* libc should use libc_dlopen internally, which respects a global
69	* flag where loading of new shared objects can be restricted.
70	*/
71	void libc_dlopen(const char , int);
72
73	/*
74	* For dynamic linker.
75	*/
76	void _rtld_error(const char *fmt, ...);
77
78	/*
79	* File lock contention is difficult to diagnose without knowing
80	* where locks were set. Allow a debug library to be built which
81	* records the source file and line number of each lock call.
82	*/
83	#ifdef _FLOCK_DEBUG
84	#define _FLOCKFILE(x) _flockfile_debug(x, __FILE__, __LINE__)
85	#else
86	#define _FLOCKFILE(x) _flockfile(x)
87	#endif
88
89	/*
90	* Macros for locking and unlocking FILEs. These test if the
91	* process is threaded to avoid locking when not required.
92	*/
93	#define FLOCKFILE(fp) if (__isthreaded) _FLOCKFILE(fp)
94	#define FUNLOCKFILE(fp) if (__isthreaded) _funlockfile(fp)
95
96	struct _spinlock;
97	extern struct _spinlock __stdio_thread_lock __hidden;
98	#define STDIO_THREAD_LOCK() \
99	do { \
100	if (__isthreaded) \
101	_SPINLOCK(&__stdio_thread_lock); \
102	} while (0)
103	#define STDIO_THREAD_UNLOCK() \
104	do { \
105	if (__isthreaded) \
106	_SPINUNLOCK(&__stdio_thread_lock); \
107	} while (0)
108
109	void __libc_spinlock_stub(struct _spinlock *);
110	void __libc_spinunlock_stub(struct _spinlock *);
111
112	/*
113	* Indexes into the pthread jump table.
114	*
115	* Warning! If you change this type, you must also change the threads
116	* libraries that reference it (libc_r, libpthread).
117	*/
118	typedef enum {
119	PJT_ATFORK,
120	PJT_ATTR_DESTROY,
121	PJT_ATTR_GETDETACHSTATE,
122	PJT_ATTR_GETGUARDSIZE,
123	PJT_ATTR_GETINHERITSCHED,
124	PJT_ATTR_GETSCHEDPARAM,
125	PJT_ATTR_GETSCHEDPOLICY,
126	PJT_ATTR_GETSCOPE,
127	PJT_ATTR_GETSTACKADDR,
128	PJT_ATTR_GETSTACKSIZE,
129	PJT_ATTR_INIT,
130	PJT_ATTR_SETDETACHSTATE,
131	PJT_ATTR_SETGUARDSIZE,
132	PJT_ATTR_SETINHERITSCHED,
133	PJT_ATTR_SETSCHEDPARAM,
134	PJT_ATTR_SETSCHEDPOLICY,
135	PJT_ATTR_SETSCOPE,
136	PJT_ATTR_SETSTACKADDR,
137	PJT_ATTR_SETSTACKSIZE,
138	PJT_CANCEL,
139	PJT_CLEANUP_POP,
140	PJT_CLEANUP_PUSH,
141	PJT_COND_BROADCAST,
142	PJT_COND_DESTROY,
143	PJT_COND_INIT,
144	PJT_COND_SIGNAL,
145	PJT_COND_TIMEDWAIT,
146	PJT_COND_WAIT,
147	PJT_DETACH,
148	PJT_EQUAL,
149	PJT_EXIT,
150	PJT_GETSPECIFIC,
151	PJT_JOIN,
152	PJT_KEY_CREATE,
153	PJT_KEY_DELETE,
154	PJT_KILL,
155	PJT_MAIN_NP,
156	PJT_MUTEXATTR_DESTROY,
157	PJT_MUTEXATTR_INIT,
158	PJT_MUTEXATTR_SETTYPE,
159	PJT_MUTEX_DESTROY,
160	PJT_MUTEX_INIT,
161	PJT_MUTEX_LOCK,
162	PJT_MUTEX_TRYLOCK,
163	PJT_MUTEX_UNLOCK,
164	PJT_ONCE,
165	PJT_RWLOCK_DESTROY,
166	PJT_RWLOCK_INIT,
167	PJT_RWLOCK_RDLOCK,
168	PJT_RWLOCK_TRYRDLOCK,
169	PJT_RWLOCK_TRYWRLOCK,
170	PJT_RWLOCK_UNLOCK,
171	PJT_RWLOCK_WRLOCK,
172	PJT_SELF,
173	PJT_SETCANCELSTATE,
174	PJT_SETCANCELTYPE,
175	PJT_SETSPECIFIC,
176	PJT_SIGMASK,
177	PJT_TESTCANCEL,
178	PJT_CLEANUP_POP_IMP,
179	PJT_CLEANUP_PUSH_IMP,
180	PJT_CANCEL_ENTER,
181	PJT_CANCEL_LEAVE,
182	PJT_MUTEX_CONSISTENT,
183	PJT_MUTEXATTR_GETROBUST,
184	PJT_MUTEXATTR_SETROBUST,
185	PJT_GETTHREADID_NP,
186	PJT_ATTR_GET_NP,
187	PJT_GETNAME_NP,
188	PJT_MAX
189	} pjt_index_t;
190
191	typedef int (*pthread_func_t)(void);
192	typedef pthread_func_t pthread_func_entry_t[2];
193
194	extern pthread_func_entry_t __thr_jtable[];
195
196	void __set_error_selector(int (arg)(void));
197	int _pthread_mutex_init_calloc_cb_stub(pthread_mutex_t *mutex,
198	void *(calloc_cb)(__size_t, __size_t));
199
200	typedef int (*interpos_func_t)(void);
201	interpos_func_t *__libc_interposing_slot(int interposno);
202	extern interpos_func_t __libc_interposing[] __hidden;
203
204	enum {
205	INTERPOS_accept,
206	INTERPOS_accept4,
207	INTERPOS_aio_suspend,
208	INTERPOS_close,
209	INTERPOS_connect,
210	INTERPOS_fcntl,
211	INTERPOS_fsync,
212	INTERPOS_fork,
213	INTERPOS_msync,
214	INTERPOS_nanosleep,
215	INTERPOS_openat,
216	INTERPOS_poll,
217	INTERPOS_pselect,
218	INTERPOS_recvfrom,
219	INTERPOS_recvmsg,
220	INTERPOS_select,
221	INTERPOS_sendmsg,
222	INTERPOS_sendto,
223	INTERPOS_setcontext,
224	INTERPOS_sigaction,
225	INTERPOS_sigprocmask,
226	INTERPOS_sigsuspend,
227	INTERPOS_sigwait,
228	INTERPOS_sigtimedwait,
229	INTERPOS_sigwaitinfo,
230	INTERPOS_swapcontext,
231	INTERPOS_system,
232	INTERPOS_tcdrain,
233	INTERPOS_read,
234	INTERPOS_readv,
235	INTERPOS_wait4,
236	INTERPOS_write,
237	INTERPOS_writev,
238	INTERPOS__pthread_mutex_init_calloc_cb,
239	INTERPOS_spinlock,
240	INTERPOS_spinunlock,
241	INTERPOS_kevent,
242	INTERPOS_wait6,
243	INTERPOS_ppoll,
244	INTERPOS_map_stacks_exec,
245	INTERPOS_fdatasync,
246	INTERPOS_clock_nanosleep,
247	INTERPOS_distribute_static_tls,
248	INTERPOS_pdfork,
249	INTERPOS_MAX
250	};
251
252	/*
253	* yplib internal interfaces
254	*/
255	#ifdef YP
256	int _yp_check(char **);
257	#endif
258
259	void __libc_start1(int, char [], char [],
260	void ()(void), int ()(int, char [], char [])) __dead2;
261	void __libc_start1_gcrt(int, char [], char [],
262	void ()(void), int ()(int, char [], char []),
263	int , int ) __dead2;
264
265	/*
266	* Initialise TLS for static programs
267	*/
268	void _init_tls(void);
269
270	/*
271	* Provides pthread_once()-like functionality for both single-threaded
272	* and multi-threaded applications.
273	*/
274	int _once(pthread_once_t , void ()(void));
275
276	/*
277	* This is a pointer in the C run-time startup code. It is used
278	* by getprogname() and setprogname().
279	*/
280	extern const char *__progname;
281
282	/*
283	* This function is used by the threading libraries to notify malloc that a
284	* thread is exiting.
285	*/
286	void _malloc_thread_cleanup(void);
287
288	/*
289	* This function is used by the threading libraries to notify libc that a
290	* thread is exiting, so its thread-local dtors should be called.
291	*/
292	void __cxa_thread_call_dtors(void);
293	int __cxa_thread_atexit_hidden(void (dtor_func)(void ), void *obj,
294	void *dso_symbol) __hidden;
295
296	/*
297	* These functions are used by the threading libraries in order to protect
298	* malloc across fork().
299	*/
300	void _malloc_prefork(void);
301	void _malloc_postfork(void);
302
303	void _malloc_first_thread(void);
304
305	/*
306	* Function to clean up streams, called from abort() and exit().
307	*/
308	extern void (*__cleanup)(void) __hidden;
309
310	/*
311	* Get kern.osreldate to detect ABI revisions. Explicitly
312	* ignores value of $OSVERSION and caches result.
313	*/
314	int __getosreldate(void);
315	#include <sys/_types.h>
316	#include <sys/_sigset.h>
317
318	struct aiocb;
319	struct fd_set;
320	struct iovec;
321	struct kevent;
322	struct msghdr;
323	struct pollfd;
324	struct rusage;
325	struct sigaction;
326	struct sockaddr;
327	struct stat;
328	struct statfs;
329	struct timespec;
330	struct timeval;
331	struct timezone;
332	struct __siginfo;
333	struct __ucontext;
334	struct __wrusage;
335	enum idtype;
336	int __sys_aio_suspend(const struct aiocb * const[], int,
337	const struct timespec *);
338	int __sys_accept(int, struct sockaddr , __socklen_t );
339	int __sys_accept4(int, struct sockaddr , __socklen_t , int);
340	int __sys_clock_gettime(__clockid_t, struct timespec *ts);
341	int __sys_clock_nanosleep(__clockid_t, int,
342	const struct timespec , struct timespec );
343	int __sys_close(int);
344	int __sys_close_range(unsigned, unsigned, int);
345	int __sys_connect(int, const struct sockaddr *, __socklen_t);
346	int __sys_fcntl(int, int, ...);
347	int __sys_fdatasync(int);
348	int __sys_fstat(int fd, struct stat *);
349	int __sys_fstatfs(int fd, struct statfs *);
350	int __sys_fstatat(int, const char , struct stat , int);
351	int __sys_fsync(int);
352	__pid_t __sys_fork(void);
353	int __sys_ftruncate(int, __off_t);
354	__ssize_t __sys_getdirentries(int, char , __size_t, __off_t );
355	int __sys_getfsstat(struct statfs *, long, int);
356	int __sys_gettimeofday(struct timeval , struct timezone );
357	int __sys_kevent(int, const struct kevent , int, struct kevent ,
358	int, const struct timespec *);
359	__off_t __sys_lseek(int, __off_t, int);
360	void __sys_mmap(void , __size_t, int, int, int, __off_t);
361	int __sys_msync(void *, __size_t, int);
362	int __sys_nanosleep(const struct timespec , struct timespec );
363	int __sys_open(const char *, int, ...);
364	int __sys_openat(int, const char *, int, ...);
365	int __sys_pdfork(int *, int);
366	int __sys_pselect(int, struct fd_set , struct fd_set ,
367	struct fd_set , const struct timespec ,
368	const __sigset_t *);
369	int __sys_ptrace(int, __pid_t, char *, int);
370	int __sys_poll(struct pollfd *, unsigned, int);
371	int __sys_ppoll(struct pollfd , unsigned, const struct timespec ,
372	const __sigset_t *);
373	__ssize_t __sys_pread(int, void *, __size_t, __off_t);
374	__ssize_t __sys_pwrite(int, const void *, __size_t, __off_t);
375	__ssize_t __sys_read(int, void *, __size_t);
376	__ssize_t __sys_readv(int, const struct iovec *, int);
377	__ssize_t __sys_recv(int, void *, __size_t, int);
378	__ssize_t __sys_recvfrom(int, void , __size_t, int, struct sockaddr ,
379	__socklen_t *);
380	__ssize_t __sys_recvmsg(int, struct msghdr *, int);
381	int __sys_sched_getcpu(void);
382	int __sys_select(int, struct fd_set , struct fd_set ,
383	struct fd_set , struct timeval );
384	__ssize_t __sys_sendmsg(int, const struct msghdr *, int);
385	__ssize_t __sys_sendto(int, const void *, __size_t, int,
386	const struct sockaddr *, __socklen_t);
387	int __sys_setcontext(const struct __ucontext *);
388	int __sys_sigaction(int, const struct sigaction *,
389	struct sigaction *);
390	int __sys_sigprocmask(int, const __sigset_t , __sigset_t );
391	int __sys_sigsuspend(const __sigset_t *);
392	int __sys_sigtimedwait(const __sigset_t , struct __siginfo ,
393	const struct timespec *);
394	int __sys_sigwait(const __sigset_t , int );
395	int __sys_sigwaitinfo(const __sigset_t , struct __siginfo );
396	int __sys___specialfd(int, const void *, __size_t);
397	int __sys_statfs(const char , struct statfs );
398	int __sys_swapcontext(struct __ucontext *,
399	const struct __ucontext *);
400	int __sys_thr_kill(long, int);
401	int __sys_thr_self(long *);
402	int __sys_truncate(const char *, __off_t);
403	__pid_t __sys_wait4(__pid_t, int , int, struct rusage );
404	__pid_t __sys_wait6(enum idtype, __id_t, int *, int,
405	struct __wrusage , struct __siginfo );
406	__ssize_t __sys_write(int, const void *, __size_t);
407	__ssize_t __sys_writev(int, const struct iovec *, int);
408	int __sys_shm_open2(const char , int, __mode_t, int, const char );
409
410	int __libc_sigaction(int, const struct sigaction *,
411	struct sigaction *) __hidden;
412	int __libc_sigprocmask(int, const __sigset_t , __sigset_t )
413	__hidden;
414	int __libc_sigsuspend(const __sigset_t *) __hidden;
415	int __libc_sigwait(const __sigset_t * __restrict,
416	int * restrict sig);
417	int __libc_system(const char *);
418	int __libc_tcdrain(int);
419	int __fcntl_compat(int fd, int cmd, ...);
420
421	int __sys_futimens(int fd, const struct timespec *times) __hidden;
422	int __sys_utimensat(int fd, const char *path,
423	const struct timespec *times, int flag) __hidden;
424
425	int _elf_aux_info(int aux, void *buf, int buflen);
426	struct dl_phdr_info;
427	int __elf_phdr_match_addr(struct dl_phdr_info , void );
428	void __init_elf_aux_vector(void);
429	void __libc_map_stacks_exec(void);
430	void __libc_distribute_static_tls(__size_t, void *, __size_t, __size_t);
431	__uintptr_t __libc_static_tls_base(__size_t);
432
433	void _pthread_cancel_enter(int);
434	void _pthread_cancel_leave(int);
435
436	struct _pthread_cleanup_info;
437	void ___pthread_cleanup_push_imp(void ()(void ), void *,
438	struct _pthread_cleanup_info *);
439	void ___pthread_cleanup_pop_imp(int);
440
441	void __throw_constraint_handler_s(const char * restrict msg, int error);
442
443	struct __nl_cat_d;
444	struct _xlocale;
445	struct __nl_cat_d __catopen_l(const char name, int type,
446	struct _xlocale *locale);
447	int __strerror_rl(int errnum, char *strerrbuf, __size_t buflen,
448	struct _xlocale *locale);
449
450	#endif /* _LIBC_PRIVATE_H_ */