Add the start of libc and libstand for arm64. Not all of the machine
dependent functions have been implemented, but this is enough for world. Differential Revision: https://reviews.freebsd.org/D2132 Reviewed by: emaste Sponsored by: The FreeBSD Foundation
This commit is contained in:
parent
9df9c6bc0d
commit
d422e6f9b5
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=281197
@ -79,7 +79,8 @@ NOASM=
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.include "${LIBC_SRCTOP}/net/Makefile.inc"
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.include "${LIBC_SRCTOP}/nls/Makefile.inc"
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.include "${LIBC_SRCTOP}/posix1e/Makefile.inc"
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.if ${LIBC_ARCH} != "amd64" && \
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.if ${LIBC_ARCH} != "aarch64" && \
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${LIBC_ARCH} != "amd64" && \
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${LIBC_ARCH} != "powerpc64" && \
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${LIBC_ARCH} != "sparc64" && \
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${MACHINE_ARCH:Mmipsn32*} == "" && \
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|
@ -3,3 +3,7 @@
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# Machine dependent definitions for the arm 64-bit architecture.
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#
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# Long double is quad precision
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GDTOASRCS+=strtorQ.c
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MDSRCS+=machdep_ldisQ.c
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SYM_MAPS+=${LIBC_SRCTOP}/aarch64/Symbol.map
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63
lib/libc/aarch64/SYS.h
Normal file
63
lib/libc/aarch64/SYS.h
Normal file
@ -0,0 +1,63 @@
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/*-
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* Copyright (c) 2014 Andrew Turner
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* Copyright (c) 2015 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Andrew Turner under
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* sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/syscall.h>
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#include <machine/asm.h>
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#define _SYSCALL(name) \
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mov x8, SYS_ ## name; \
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svc 0
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#define SYSCALL(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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ret; \
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END(__sys_##name)
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#define PSEUDO(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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b.cs cerror; \
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ret; \
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END(__sys_##name)
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#define RSYSCALL(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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b.cs cerror; \
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ret; \
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END(__sys_##name)
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29
lib/libc/aarch64/Symbol.map
Normal file
29
lib/libc/aarch64/Symbol.map
Normal file
@ -0,0 +1,29 @@
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/*
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* $FreeBSD$
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*/
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/*
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* This only needs to contain symbols that are not listed in
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* symbol maps from other parts of libc (i.e., not found in
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* stdlib/Symbol.map, string/Symbol.map, sys/Symbol.map, ...).
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*/
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FBSD_1.0 {
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/* PSEUDO syscalls */
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_exit;
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_setjmp;
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_longjmp;
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setjmp;
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longjmp;
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sigsetjmp;
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siglongjmp;
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vfork;
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brk;
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sbrk;
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};
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FBSDprivate_1.0 {
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_set_tp;
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curbrk;
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minbrk;
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};
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58
lib/libc/aarch64/_fpmath.h
Normal file
58
lib/libc/aarch64/_fpmath.h
Normal file
@ -0,0 +1,58 @@
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/*-
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* Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
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* Copyright (2) 2014 The FreeBSD Foundation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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||||
* notice, this list of conditions and the following disclaimer.
|
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* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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union IEEEl2bits {
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long double e;
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struct {
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unsigned long manl :64;
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unsigned long manh :48;
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unsigned int exp :15;
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unsigned int sign :1;
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} bits;
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/* TODO andrew: Check the packing here */
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struct {
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unsigned long manl :64;
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unsigned long manh :48;
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unsigned int expsign :16;
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} xbits;
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};
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#define LDBL_NBIT 0
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#define LDBL_IMPLICIT_NBIT
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#define mask_nbit_l(u) ((void)0)
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#define LDBL_MANH_SIZE 48
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#define LDBL_MANL_SIZE 64
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#define LDBL_TO_ARRAY32(u, a) do { \
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(a)[0] = (uint32_t)(u).bits.manl; \
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(a)[1] = (uint32_t)((u).bits.manl >> 32); \
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(a)[2] = (uint32_t)(u).bits.manh; \
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(a)[3] = (uint32_t)((u).bits.manh >> 32); \
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} while(0)
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19
lib/libc/aarch64/arith.h
Normal file
19
lib/libc/aarch64/arith.h
Normal file
@ -0,0 +1,19 @@
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/*
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* MD header for contrib/gdtoa
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*
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* $FreeBSD$
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*/
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/*
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* NOTE: The definitions in this file must be correct or strtod(3) and
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* floating point formats in printf(3) will break! The file can be
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* generated by running contrib/gdtoa/arithchk.c on the target
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* architecture. See contrib/gdtoa/gdtoaimp.h for details.
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*/
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#define IEEE_8087
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#define Arith_Kind_ASL 1
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#define Long int
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#define Intcast (int)(long)
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#define Double_Align
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#define X64_bit_pointers
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21
lib/libc/aarch64/gd_qnan.h
Normal file
21
lib/libc/aarch64/gd_qnan.h
Normal file
@ -0,0 +1,21 @@
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/*
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* MD header for contrib/gdtoa
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*
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* This file can be generated by compiling and running contrib/gdtoa/qnan.c
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* on the target architecture after arith.h has been generated.
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*
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* $FreeBSD$
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*/
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#define f_QNAN 0x7fc00000
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#define d_QNAN0 0x0
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#define d_QNAN1 0x7ff80000
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#define ld_QNAN0 0x0
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#define ld_QNAN1 0x0
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#define ld_QNAN2 0x0
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#define ld_QNAN3 0x7fff8000
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#define ldus_QNAN0 0x0
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#define ldus_QNAN1 0x0
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#define ldus_QNAN2 0x0
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#define ldus_QNAN3 0x0
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#define ldus_QNAN4 0x0
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9
lib/libc/aarch64/gen/Makefile.inc
Normal file
9
lib/libc/aarch64/gen/Makefile.inc
Normal file
@ -0,0 +1,9 @@
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# $FreeBSD$
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SRCS+= flt_rounds.c \
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ldexp.c \
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_setjmp.S \
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_set_tp.c \
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setjmp.S \
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sigsetjmp.S \
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trivial-getcontextx.c
|
42
lib/libc/aarch64/gen/_set_tp.c
Normal file
42
lib/libc/aarch64/gen/_set_tp.c
Normal file
@ -0,0 +1,42 @@
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/*-
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* Copyright (c) 2014 Andrew Turner
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
|
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* modification, are permitted provided that the following conditions
|
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* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
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||||
*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <string.h>
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#include <sys/types.h>
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#include <machine/sysarch.h>
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#include <stdlib.h>
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void
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_set_tp(void *tp)
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{
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asm volatile("msr tpidr_el0, %0" : : "r"(tp));
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}
|
105
lib/libc/aarch64/gen/_setjmp.S
Normal file
105
lib/libc/aarch64/gen/_setjmp.S
Normal file
@ -0,0 +1,105 @@
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/*-
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* Copyright (c) 2014 Andrew Turner
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||||
* Copyright (c) 2014 The FreeBSD Foundation
|
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* All rights reserved.
|
||||
*
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||||
* Portions of this software were developed by Andrew Turner
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||||
* under sponsorship from the FreeBSD Foundation
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
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||||
*/
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#include <machine/asm.h>
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__FBSDID("$FreeBSD$");
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||||
#include <machine/setjmp.h>
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ENTRY(_setjmp)
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/* Store the magic value and stack pointer */
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ldr x8, .Lmagic
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mov x9, sp
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stp x8, x9, [x0], #16
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/* Store the general purpose registers and lr */
|
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stp x19, x20, [x0], #16
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stp x21, x22, [x0], #16
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stp x23, x24, [x0], #16
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stp x25, x26, [x0], #16
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stp x27, x28, [x0], #16
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stp x29, lr, [x0], #16
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|
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#ifndef _STANDALONE
|
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/* Store the vfp registers */
|
||||
stp d8, d9, [x0], #16
|
||||
stp d10, d11, [x0], #16
|
||||
stp d12, d13, [x0], #16
|
||||
stp d14, d15, [x0]
|
||||
#endif
|
||||
|
||||
/* Return value */
|
||||
mov x0, #0
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||||
ret
|
||||
.Lmagic:
|
||||
.align 3
|
||||
.quad _JB_MAGIC__SETJMP
|
||||
END(_setjmp)
|
||||
|
||||
ENTRY(_longjmp)
|
||||
/* Check the magic value */
|
||||
ldr x8, [x0], #8
|
||||
ldr x9, .Lmagic
|
||||
cmp x8, x9
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b.ne botch
|
||||
|
||||
/* Restore the stack pointer */
|
||||
ldr x8, [x0], #8
|
||||
mov sp, x8
|
||||
|
||||
/* Restore the general purpose registers and lr */
|
||||
ldp x19, x20, [x0], #16
|
||||
ldp x21, x22, [x0], #16
|
||||
ldp x23, x24, [x0], #16
|
||||
ldp x25, x26, [x0], #16
|
||||
ldp x27, x28, [x0], #16
|
||||
ldp x29, lr, [x0], #16
|
||||
|
||||
#ifndef _STANDALONE
|
||||
/* Restore the vfp registers */
|
||||
ldp d8, d9, [x0], #16
|
||||
ldp d10, d11, [x0], #16
|
||||
ldp d12, d13, [x0], #16
|
||||
ldp d14, d15, [x0]
|
||||
#endif
|
||||
|
||||
/* Load the return value */
|
||||
mov x0, x1
|
||||
ret
|
||||
|
||||
botch:
|
||||
#ifdef _STANDALONE
|
||||
b botch
|
||||
#else
|
||||
bl _C_LABEL(longjmperror)
|
||||
bl _C_LABEL(abort)
|
||||
#endif
|
||||
END(_longjmp)
|
49
lib/libc/aarch64/gen/flt_rounds.c
Normal file
49
lib/libc/aarch64/gen/flt_rounds.c
Normal file
@ -0,0 +1,49 @@
|
||||
/*-
|
||||
* Copyright (c) 2012 Ian Lepore <freebsd@damnhippie.dyndns.org>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include <sys/types.h>
|
||||
|
||||
#include <fenv.h>
|
||||
#include <float.h>
|
||||
|
||||
static int map[] = {
|
||||
1, /* round to nearest */
|
||||
2, /* round to positive infinity */
|
||||
3, /* round to negative infinity */
|
||||
0 /* round to zero */
|
||||
};
|
||||
|
||||
int
|
||||
__flt_rounds(void)
|
||||
{
|
||||
uint64_t fpcr;
|
||||
|
||||
asm volatile("mrs %0, fpcr" : "=r" (fpcr));
|
||||
return map[(fpcr >> 22) & 3];
|
||||
}
|
123
lib/libc/aarch64/gen/setjmp.S
Normal file
123
lib/libc/aarch64/gen/setjmp.S
Normal file
@ -0,0 +1,123 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 Andrew Turner
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* Portions of this software were developed by Andrew Turner
|
||||
* under sponsorship from the FreeBSD Foundation
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include <machine/setjmp.h>
|
||||
|
||||
ENTRY(setjmp)
|
||||
sub sp, sp, #16
|
||||
stp x0, lr, [sp]
|
||||
|
||||
/* Store the signal mask */
|
||||
add x2, x0, #(_JB_SIGMASK * 8) /* oset */
|
||||
mov x1, #0 /* set */
|
||||
mov x0, #1 /* SIG_BLOCK */
|
||||
bl sigprocmask
|
||||
|
||||
ldp x0, lr, [sp]
|
||||
add sp, sp, #16
|
||||
|
||||
/* Store the magic value and stack pointer */
|
||||
ldr x8, .Lmagic
|
||||
mov x9, sp
|
||||
stp x8, x9, [x0], #16
|
||||
|
||||
/* Store the general purpose registers and lr */
|
||||
stp x19, x20, [x0], #16
|
||||
stp x21, x22, [x0], #16
|
||||
stp x23, x24, [x0], #16
|
||||
stp x25, x26, [x0], #16
|
||||
stp x27, x28, [x0], #16
|
||||
stp x29, lr, [x0], #16
|
||||
|
||||
/* Store the vfp registers */
|
||||
stp d8, d9, [x0], #16
|
||||
stp d10, d11, [x0], #16
|
||||
stp d12, d13, [x0], #16
|
||||
stp d14, d15, [x0]
|
||||
|
||||
/* Return value */
|
||||
mov x0, #0
|
||||
ret
|
||||
.Lmagic:
|
||||
.align 3
|
||||
.quad _JB_MAGIC_SETJMP
|
||||
END(setjmp)
|
||||
|
||||
ENTRY(longjmp)
|
||||
sub sp, sp, #32
|
||||
stp x0, lr, [sp]
|
||||
str x1, [sp, #16]
|
||||
|
||||
/* Restore the signal mask */
|
||||
mov x1, #0 /* oset */
|
||||
add x1, x0, #(_JB_SIGMASK * 8) /* set */
|
||||
mov x0, #3 /* SIG_BLOCK */
|
||||
bl sigprocmask
|
||||
|
||||
ldr x1, [sp, #16]
|
||||
ldp x0, lr, [sp]
|
||||
add sp, sp, #32
|
||||
|
||||
/* Check the magic value */
|
||||
ldr x8, [x0], #8
|
||||
ldr x9, .Lmagic
|
||||
cmp x8, x9
|
||||
b.ne botch
|
||||
|
||||
/* Restore the stack pointer */
|
||||
ldr x8, [x0], #8
|
||||
mov sp, x8
|
||||
|
||||
/* Restore the general purpose registers and lr */
|
||||
ldp x19, x20, [x0], #16
|
||||
ldp x21, x22, [x0], #16
|
||||
ldp x23, x24, [x0], #16
|
||||
ldp x25, x26, [x0], #16
|
||||
ldp x27, x28, [x0], #16
|
||||
ldp x29, lr, [x0], #16
|
||||
|
||||
/* Restore the vfp registers */
|
||||
ldp d8, d9, [x0], #16
|
||||
ldp d10, d11, [x0], #16
|
||||
ldp d12, d13, [x0], #16
|
||||
ldp d14, d15, [x0]
|
||||
|
||||
/* Load the return value */
|
||||
mov x0, x1
|
||||
ret
|
||||
|
||||
botch:
|
||||
bl _C_LABEL(longjmperror)
|
||||
bl _C_LABEL(abort)
|
||||
END(longjmp)
|
53
lib/libc/aarch64/gen/sigsetjmp.S
Normal file
53
lib/libc/aarch64/gen/sigsetjmp.S
Normal file
@ -0,0 +1,53 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include <machine/setjmp.h>
|
||||
|
||||
ENTRY(sigsetjmp)
|
||||
cmp x1, #0
|
||||
b.eq _C_LABEL(_setjmp)
|
||||
b _C_LABEL(setjmp)
|
||||
END(sigsetjmp)
|
||||
|
||||
ENTRY(siglongjmp)
|
||||
/* Load the _setjmp magic */
|
||||
ldr x2, .Lmagic
|
||||
ldr x3, [x0]
|
||||
|
||||
/* Check the magic */
|
||||
cmp x2, x3
|
||||
b.eq _C_LABEL(_longjmp)
|
||||
b _C_LABEL(longjmp)
|
||||
.Lmagic:
|
||||
.align 3
|
||||
.quad _JB_MAGIC__SETJMP
|
||||
END(siglongjmp)
|
25
lib/libc/aarch64/sys/Makefile.inc
Normal file
25
lib/libc/aarch64/sys/Makefile.inc
Normal file
@ -0,0 +1,25 @@
|
||||
# $FreeBSD$
|
||||
|
||||
SRCS+= trivial-vdso_tc.c
|
||||
|
||||
#MDASM= ptrace.S
|
||||
MDASM= brk.S \
|
||||
cerror.S \
|
||||
pipe.S \
|
||||
sbrk.S \
|
||||
shmat.S \
|
||||
sigreturn.S \
|
||||
syscall.S \
|
||||
vfork.S
|
||||
|
||||
# Don't generate default code for these syscalls:
|
||||
NOASM= break.o \
|
||||
exit.o \
|
||||
getlogin.o \
|
||||
openbsd_poll.o \
|
||||
sstk.o \
|
||||
vfork.o \
|
||||
yield.o
|
||||
|
||||
PSEUDO= _exit.o \
|
||||
_getlogin.o
|
93
lib/libc/aarch64/sys/brk.S
Normal file
93
lib/libc/aarch64/sys/brk.S
Normal file
@ -0,0 +1,93 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
.data
|
||||
.align 3
|
||||
.globl _C_LABEL(minbrk)
|
||||
.type _C_LABEL(minbrk),#object
|
||||
_C_LABEL(minbrk):
|
||||
.quad _C_LABEL(_end)
|
||||
|
||||
.text
|
||||
/*
|
||||
* int brk(const void *addr);
|
||||
*/
|
||||
ENTRY(_brk)
|
||||
WEAK_REFERENCE(_brk, brk)
|
||||
|
||||
/* Load the address of minbrk */
|
||||
#ifdef __PIC__
|
||||
adrp x2, :got:minbrk
|
||||
ldr x3, [x2, #:got_lo12:minbrk]
|
||||
#else
|
||||
ldr x3, .Lminbrk
|
||||
#endif
|
||||
|
||||
/* Get the minimum allowable brk address */
|
||||
ldr x2, [x3]
|
||||
|
||||
/* Validate the address */
|
||||
cmp x0, x2
|
||||
b.ge 1f
|
||||
/* Invalid, set it to the minimum */
|
||||
mov x0, x2
|
||||
|
||||
/* Backup the new address */
|
||||
1: mov x4, x0
|
||||
|
||||
/* Update for this value, will overwrite x0 and x1 */
|
||||
_SYSCALL(break)
|
||||
b.cs cerror
|
||||
|
||||
#ifdef __PIC__
|
||||
adrp x2, :got:curbrk
|
||||
ldr x3, [x2, #:got_lo12:curbrk]
|
||||
#else
|
||||
ldr x3, .Lcurbrk
|
||||
#endif
|
||||
|
||||
/* Store the new curbrk value */
|
||||
str x4, [x3]
|
||||
|
||||
/* Return success */
|
||||
mov x0, #0
|
||||
ret
|
||||
|
||||
#ifndef __PIC__
|
||||
.Lcurbrk:
|
||||
.quad _C_LABEL(curbrk)
|
||||
.Lminbrk:
|
||||
.quad _C_LABEL(minbrk)
|
||||
#endif
|
||||
END(_brk)
|
41
lib/libc/aarch64/sys/cerror.S
Normal file
41
lib/libc/aarch64/sys/cerror.S
Normal file
@ -0,0 +1,41 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 Andrew Turner
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
ENTRY(cerror)
|
||||
sub sp, sp, #16
|
||||
stp x0, lr, [sp]
|
||||
bl _C_LABEL(__error)
|
||||
ldp x1, lr, [sp]
|
||||
str x1, [x0]
|
||||
movn x0, #0
|
||||
movn x1, #0
|
||||
add sp, sp, #16
|
||||
ret
|
||||
END(cerror)
|
52
lib/libc/aarch64/sys/pipe.S
Normal file
52
lib/libc/aarch64/sys/pipe.S
Normal file
@ -0,0 +1,52 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
ENTRY(__sys_pipe)
|
||||
WEAK_REFERENCE(__sys_pipe, pipe)
|
||||
|
||||
/* Backup the pointer passed to us */
|
||||
mov x2, x0
|
||||
|
||||
/* Make the syscall */
|
||||
_SYSCALL(pipe)
|
||||
b.cs cerror
|
||||
|
||||
/* Store the result */
|
||||
str w0, [x2, #0]
|
||||
str w1, [x2, #4]
|
||||
|
||||
/* Return */
|
||||
mov x0, #0
|
||||
ret
|
||||
END(__sys_pipe)
|
79
lib/libc/aarch64/sys/sbrk.S
Normal file
79
lib/libc/aarch64/sys/sbrk.S
Normal file
@ -0,0 +1,79 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
.data
|
||||
.align 3
|
||||
.global _C_LABEL(curbrk)
|
||||
.type _C_LABEL(curbrk),#object
|
||||
_C_LABEL(curbrk):
|
||||
.quad _C_LABEL(_end)
|
||||
|
||||
.text
|
||||
/*
|
||||
* void *sbrk(intptr_t incr);
|
||||
*/
|
||||
ENTRY(_sbrk)
|
||||
WEAK_REFERENCE(_sbrk, sbrk)
|
||||
|
||||
/* Load the address of curbrk */
|
||||
#ifdef __PIC__
|
||||
adrp x2, :got:curbrk
|
||||
ldr x3, [x2, #:got_lo12:curbrk]
|
||||
#else
|
||||
ldr x3, .Lcurbrk
|
||||
#endif
|
||||
|
||||
/* Get the current brk address */
|
||||
ldr x2, [x3]
|
||||
|
||||
/* Calculate the new value */
|
||||
add x0, x2, x0
|
||||
mov x4, x0
|
||||
|
||||
/* Update for this value, will overwrite x0 and x1 */
|
||||
_SYSCALL(break)
|
||||
b.cs cerror
|
||||
|
||||
/* Load the old value to return */
|
||||
ldr x0, [x3]
|
||||
|
||||
/* Store the new curbrk value */
|
||||
str x4, [x3]
|
||||
|
||||
ret
|
||||
#ifndef __PIC__
|
||||
.Lcurbrk:
|
||||
.quad _C_LABEL(curbrk)
|
||||
#endif
|
||||
END(_sbrk)
|
35
lib/libc/aarch64/sys/shmat.S
Normal file
35
lib/libc/aarch64/sys/shmat.S
Normal file
@ -0,0 +1,35 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
RSYSCALL(shmat)
|
35
lib/libc/aarch64/sys/sigreturn.S
Normal file
35
lib/libc/aarch64/sys/sigreturn.S
Normal file
@ -0,0 +1,35 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
RSYSCALL(sigreturn)
|
35
lib/libc/aarch64/sys/syscall.S
Normal file
35
lib/libc/aarch64/sys/syscall.S
Normal file
@ -0,0 +1,35 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 The FreeBSD Foundation
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software was developed by Andrew Turner under
|
||||
* sponsorship from the FreeBSD Foundation.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#include "SYS.h"
|
||||
|
||||
RSYSCALL(syscall)
|
42
lib/libc/aarch64/sys/vfork.S
Normal file
42
lib/libc/aarch64/sys/vfork.S
Normal file
@ -0,0 +1,42 @@
|
||||
/*-
|
||||
* Copyright (c) 2014 Andrew Turner
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <machine/asm.h>
|
||||
__FBSDID("$FreeBSD$");
|
||||
#include "SYS.h"
|
||||
|
||||
ENTRY(__sys_vfork)
|
||||
WEAK_REFERENCE(__sys_vfork, vfork)
|
||||
WEAK_REFERENCE(__sys_vfork, _vfork)
|
||||
mov x2, lr
|
||||
_SYSCALL(vfork)
|
||||
b.cs cerror
|
||||
sub x1, x1, #1
|
||||
and x0, x0, x1
|
||||
mov lr, x2
|
||||
ret
|
||||
END(__sys_vfork)
|
@ -65,13 +65,14 @@ void __libc_free_tls(void *tls, size_t tcbsize, size_t tcbalign);
|
||||
#if defined(__amd64__)
|
||||
#define TLS_TCB_ALIGN 16
|
||||
#elif defined(__powerpc__) || defined(__i386__) || defined(__arm__) || \
|
||||
defined(__sparc64__) || defined(__mips__)
|
||||
defined(__sparc64__) || defined(__mips__) || defined(__aarch64__)
|
||||
#define TLS_TCB_ALIGN sizeof(void *)
|
||||
#else
|
||||
#error TLS_TCB_ALIGN undefined for target architecture
|
||||
#endif
|
||||
|
||||
#if defined(__arm__) || defined(__mips__) || defined(__powerpc__)
|
||||
#if defined(__arm__) || defined(__mips__) || defined(__powerpc__) || \
|
||||
defined(__aarch64__)
|
||||
#define TLS_VARIANT_I
|
||||
#endif
|
||||
#if defined(__i386__) || defined(__amd64__) || defined(__sparc64__)
|
||||
|
@ -64,7 +64,8 @@ __FBSDID("$FreeBSD$");
|
||||
#if defined(__m68k__) || defined(__sparc__) || defined(__i386__) || \
|
||||
defined(__mips__) || defined(__ns32k__) || defined(__alpha__) || \
|
||||
defined(__arm__) || defined(__ppc__) || \
|
||||
defined(__arm26__) || defined(__sparc64__) || defined(__amd64__)
|
||||
defined(__arm26__) || defined(__sparc64__) || defined(__amd64__) || \
|
||||
defined(__aarch64__)
|
||||
#include <machine/endian.h>
|
||||
#define IEEEFP
|
||||
#endif
|
||||
|
@ -39,6 +39,9 @@ CFLAGS+= -msoft-float -D_STANDALONE -DNETIF_DEBUG
|
||||
.if ${MACHINE_CPUARCH} == "arm"
|
||||
CFLAGS+= -msoft-float -D_STANDALONE
|
||||
.endif
|
||||
.if ${MACHINE_CPUARCH} == "aarch64"
|
||||
CFLAGS+= -D_STANDALONE -mgeneral-regs-only
|
||||
.endif
|
||||
.if ${MACHINE_CPUARCH} == "mips"
|
||||
CFLAGS+= -G0 -fno-pic -mno-abicalls
|
||||
.endif
|
||||
@ -75,8 +78,12 @@ SRCS+= udivmoddi4.c udivmodsi4.c udivdi3.c udivsi3.c umoddi3.c umodsi3.c
|
||||
.PATH: ${.CURDIR}/../../contrib/compiler-rt/lib/builtins/arm/
|
||||
SRCS+= aeabi_idivmod.S aeabi_ldivmod.S aeabi_uidivmod.S aeabi_uldivmod.S
|
||||
SRCS+= aeabi_memcmp.S aeabi_memcpy.S aeabi_memmove.S aeabi_memset.S
|
||||
|
||||
.endif
|
||||
|
||||
.if ${MACHINE_CPUARCH} == "aarch64"
|
||||
.PATH: ${.CURDIR}/../libc/aarch64/gen
|
||||
.endif
|
||||
|
||||
.if ${MACHINE_CPUARCH} == "powerpc"
|
||||
.PATH: ${.CURDIR}/../libc/quad
|
||||
SRCS+= ashldi3.c ashrdi3.c
|
||||
|
@ -235,6 +235,8 @@ __DEFAULT_NO_OPTIONS+=CLANG CLANG_BOOTSTRAP CLANG_FULL CLANG_IS_CC
|
||||
.endif
|
||||
.if ${__T} == "aarch64"
|
||||
BROKEN_OPTIONS+=BINUTILS BINUTILS_BOOTSTRAP GDB
|
||||
# There was no support for arm64 prior to FreeBSD 11
|
||||
BROKEN_OPTIONS+=SYSCALL_COMPAT
|
||||
.endif
|
||||
|
||||
.include <bsd.mkopt.mk>
|
||||
|
Loading…
Reference in New Issue
Block a user