diff options
Diffstat (limited to 'libc/ports/sysdeps/unix/sysv/linux')
61 files changed, 6274 insertions, 0 deletions
diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/Implies b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Implies new file mode 100644 index 000000000..37b6bda7f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Implies @@ -0,0 +1,2 @@ +unix/sysv/linux/generic +unix/sysv/linux/wordsize-64 diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/Makefile b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Makefile new file mode 100644 index 000000000..97c179add --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Makefile @@ -0,0 +1,18 @@ +ifeq ($(subdir),csu) +sysdep_routines += __read_tp libc-__read_tp +static-only-routines += __read_tp +shared-only-routines += libc-__read_tp +endif + +ifeq ($(subdir),elf) +sysdep_routines += dl-vdso +sysdep-rtld-routines += __read_tp +endif + +ifeq ($(subdir),misc) +sysdep_headers += sys/elf.h +endif + +ifeq ($(subdir),stdlib) +gen-as-const-headers += ucontext_i.sym +endif diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/Versions b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Versions new file mode 100644 index 000000000..627ff5352 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/Versions @@ -0,0 +1,6 @@ +libc { + GLIBC_PRIVATE { + __vdso_clock_gettime; + __vdso_clock_getres; + } +} diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/__read_tp.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/__read_tp.S new file mode 100644 index 000000000..ac890a5ea --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/__read_tp.S @@ -0,0 +1,25 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .hidden __read_tp +ENTRY (__read_tp) + mrs x0, tpidr_el0 + RET +END (__read_tp) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/fcntl.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/fcntl.h new file mode 100644 index 000000000..8e1d582fd --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/fcntl.h @@ -0,0 +1,55 @@ +/* O_*, F_*, FD_* bit values for the AArch64 Linux ABI. + Copyright (C) 2011, 2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _FCNTL_H +# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." +#endif + +#define __O_DIRECTORY 040000 +#define __O_NOFOLLOW 0100000 +#define __O_DIRECT 0200000 + +#define __O_LARGEFILE 0 + +# define F_GETLK64 5 +# define F_SETLK64 6 +# define F_SETLKW64 7 + +struct flock + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ + __off_t l_start; /* Offset where the lock begins. */ + __off_t l_len; /* Size of the locked area; zero means until EOF. */ + __pid_t l_pid; /* Process holding the lock. */ + }; + +#ifdef __USE_LARGEFILE64 +struct flock64 + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ + __pid_t l_pid; /* Process holding the lock. */ + }; +#endif + +/* Include generic Linux declarations. */ +#include <bits/fcntl-linux.h> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/libc-vdso.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/libc-vdso.h new file mode 100644 index 000000000..e16976674 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/libc-vdso.h @@ -0,0 +1,31 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LIBC_VDSO_H +#define _LIBC_VDSO_H + +#ifdef SHARED + +extern void (*__vdso_gettimeofday) (struct timeval *, void *) + attribute_hidden; +extern void (*__vdso_clock_gettime) (clockid_t, struct timespec *); +extern void (*__vdso_clock_getres) (clockid_t, struct timespec *); + +#endif + +#endif /* _LIBC_VDSO_H */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h new file mode 100644 index 000000000..262f57a4c --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h @@ -0,0 +1,114 @@ +/* Definitions for POSIX memory map interface. Linux/AArch64 version. + + Copyright (C) 1997-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif + +/* The following definitions basically come from the kernel headers. + But the kernel header is not namespace clean. */ + + +/* Protections are chosen from these bits, OR'd together. The + implementation does not necessarily support PROT_EXEC or PROT_WRITE + without PROT_READ. The only guarantees are that no writing will be + allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ + +#define PROT_READ 0x1 /* Page can be read. */ +#define PROT_WRITE 0x2 /* Page can be written. */ +#define PROT_EXEC 0x4 /* Page can be executed. */ +#define PROT_NONE 0x0 /* Page can not be accessed. */ +#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of + growsdown vma (mprotect only). */ +#define PROT_GROWSUP 0x02000000 /* Extend change to start of + growsup vma (mprotect only). */ + +/* Sharing types (must choose one and only one of these). */ +#define MAP_SHARED 0x01 /* Share changes. */ +#define MAP_PRIVATE 0x02 /* Changes are private. */ +#ifdef __USE_MISC +# define MAP_TYPE 0x0f /* Mask for type of mapping. */ +#endif + +/* Other flags. */ +#define MAP_FIXED 0x10 /* Interpret addr exactly. */ +#ifdef __USE_MISC +# define MAP_FILE 0 +# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ +# define MAP_ANON MAP_ANONYMOUS +#endif + +#ifdef __USE_MISC +/* These are Linux-specific. */ +# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */ +# define MAP_DENYWRITE 0x00800 /* ETXTBSY */ +# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */ +# define MAP_LOCKED 0x02000 /* Lock the mapping. */ +# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */ +# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */ +# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ +# define MAP_STACK 0x20000 /* Allocation is for a stack. */ +# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ +#endif + +/* Flags to `msync'. */ +#define MS_ASYNC 1 /* Sync memory asynchronously. */ +#define MS_SYNC 4 /* Synchronous memory sync. */ +#define MS_INVALIDATE 2 /* Invalidate the caches. */ + +/* Flags for `mlockall'. */ +#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ +#define MCL_FUTURE 2 /* Lock all additions to address + space. */ + +/* Flags for `mremap'. */ +#ifdef __USE_GNU +# define MREMAP_MAYMOVE 1 +# define MREMAP_FIXED 2 +#endif + +/* Advice to `madvise'. */ +#ifdef __USE_BSD +# define MADV_NORMAL 0 /* No further special treatment. */ +# define MADV_RANDOM 1 /* Expect random page references. */ +# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define MADV_WILLNEED 3 /* Will need these pages. */ +# define MADV_DONTNEED 4 /* Don't need these pages. */ +# define MADV_REMOVE 9 /* Remove these pages and resources. */ +# define MADV_DONTFORK 10 /* Do not inherit across fork. */ +# define MADV_DOFORK 11 /* Do inherit across fork. */ +# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */ +# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */ +# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */ +# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */ +# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, + overrides the coredump filter bits. */ +# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ +# define MADV_HWPOISON 100 /* Poison a page for testing. */ +#endif + +/* The POSIX people had to invent similar names for the same things. */ +#ifdef __USE_XOPEN2K +# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ +#endif diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/clone.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/clone.S new file mode 100644 index 000000000..a6bcc5d48 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/clone.S @@ -0,0 +1,98 @@ +/* Copyright (C) 1996-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* clone() is even more special than fork() as it mucks with stacks + and invokes a function in the right context after its all over. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> + +#define CLONE_VM_BIT 8 +#define CLONE_VM (1 << CLONE_VM_BIT) + +#define CLONE_THREAD_BIT 16 +#define CLONE_THREAD (1 << CLONE_THREAD_BIT) + +/* int clone(int (*fn)(void *arg), x0 + void *child_stack, x1 + int flags, x2 + void *arg, x3 + pid_t *ptid, x4 + struct user_desc *tls, x5 + pid_t *ctid); x6 + */ + .text +ENTRY(__clone) + /* Sanity check args. */ + cbz x0, 1f + cbz x1, 1f + /* Insert the args onto the new stack. */ + stp x0, x3, [x1, #-16]! /* Fn, arg. */ + + /* Do the system call. */ + mov x0, x2 /* flags */ + + /* New sp is already in x1. */ + mov x2, x4 /* ptid */ + mov x3, x5 /* tls */ + mov x4, x6 /* ctid */ + +#ifdef RESET_PID + /* We rely on the kernel preserving the argument regsiters across a + each system call so that we can inspect the flags against after + the clone call. */ + mov x5, x0 +#endif + + mov x8, #SYS_ify(clone) + /* X0:flags, x1:newsp, x2:parenttidptr, x3:newtls, x4:childtid. */ + svc 0x0 + cmp x0, #0 + beq 2f + blt C_SYMBOL_NAME(__syscall_error) + RET +1: mov x0, #-EINVAL + b syscall_error + +2: +#ifdef RESET_PID + tbnz x5, #CLONE_THREAD_BIT, 3f + mov x0, #-1 + tbnz x5, #CLONE_VM_BIT, 2f + mov x8, #SYS_ify(getpid) + svc 0x0 +2: + mrs x1, tpidr_el0 + sub x1, x1, #PTHREAD_SIZEOF + str w0, [x1, #PTHREAD_PID_OFFSET] + str w0, [x1, #PTHREAD_TID_OFFSET] + +3: +#endif + /* Pick the function arg and call address from the stack and + execute. */ + ldp x1, x0, [sp], #16 + blr x1 + + /* We are done, pass the return value through x0. */ + b HIDDEN_JUMPTARGET(_exit) + +PSEUDO_END (__clone) + +weak_alias (__clone, clone) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure b/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure new file mode 100644 index 000000000..5a22126fe --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure @@ -0,0 +1,3 @@ +# This file is generated from configure.in by Autoconf. DO NOT EDIT! + +arch_minimum_kernel=3.7.0 diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure.in b/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure.in new file mode 100644 index 000000000..d1995d486 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/configure.in @@ -0,0 +1,4 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/unix/sysv/linux/aarch64. + +arch_minimum_kernel=3.7.0 diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S new file mode 100644 index 000000000..aff2e32ce --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/getcontext.S @@ -0,0 +1,105 @@ +/* Save current context. + + Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include "ucontext_i.h" +#include "ucontext-internal.h" + +/* int getcontext (ucontext_t *ucp) + + Returns 0 on success -1 and errno on failure. + */ + + .text + +ENTRY(__getcontext) + /* The saved context will return to the getcontext() call point + with a return value of 0 */ + str xzr, [x0, oX0 + 0 * SZREG] + + stp x18, x19, [x0, oX0 + 18 * SZREG] + stp x20, x21, [x0, oX0 + 20 * SZREG] + stp x22, x23, [x0, oX0 + 22 * SZREG] + stp x24, x25, [x0, oX0 + 24 * SZREG] + stp x26, x27, [x0, oX0 + 26 * SZREG] + stp x28, x29, [x0, oX0 + 28 * SZREG] + str x30, [x0, oX0 + 30 * SZREG] + + /* Place LR into the saved PC, this will ensure that when + switching to this saved context with setcontext() control + will pass back to the caller of getcontext(), we have + already arrange to return the appropriate return value in x0 + above. */ + str x30, [x0, oPC] + + /* Save the current SP */ + mov x2, sp + str x2, [x0, oSP] + + /* Figure out where to place the first context extension + block. */ + add x2, x0, #oEXTENSION + + /* Write the context extension fpsimd header. */ + mov w3, #(FPSIMD_MAGIC & 0xffff) + movk w3, #(FPSIMD_MAGIC >> 16), lsl #16 + str w3, [x2, #oHEAD + oMAGIC] + mov w3, #FPSIMD_CONTEXT_SIZE + str w3, [x2, #oHEAD + oSIZE] + + /* Fill in the FP SIMD context. */ + add x3, x2, #oV0 + 8 * SZVREG + stp d8, d9, [x3], # 2 * SZVREG + stp d10, d11, [x3], # 2 * SZVREG + stp d12, d13, [x3], # 2 * SZVREG + stp d14, d15, [x3], # 2 * SZVREG + + add x3, x2, oFPSR + + mrs x4, fpsr + str w4, [x3] + + mrs x4, fpcr + str w4, [x3, oFPCR - oFPSR] + + /* Write the termination context extension header. */ + add x2, x2, #FPSIMD_CONTEXT_SIZE + + str xzr, [x2, #oHEAD + oMAGIC] + str xzr, [x2, #oHEAD + oSIZE] + + /* Grab the signal mask */ + /* rt_sigprocmask (SIG_BLOCK, NULL, &ucp->uc_sigmask, _NSIG8) */ + add x2, x0, #UCONTEXT_SIGMASK + mov x0, SIG_BLOCK + mov x1, 0 + mov x3, _NSIG8 + mov x8, SYS_ify (rt_sigprocmask) + svc 0 + cbnz x0, 1f + + /* Return 0 for success */ + mov x0, 0 + RET +1: + b C_SYMBOL_NAME(__syscall_error) + + PSEUDO_END (__getcontext) +weak_alias (__getcontext, getcontext) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/gettimeofday.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/gettimeofday.c new file mode 100644 index 000000000..11194f6da --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/gettimeofday.c @@ -0,0 +1,39 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <sys/time.h> + +#undef __gettimeofday + +#include <bits/libc-vdso.h> +#include <bp-checks.h> + +/* Get the current time of day and timezone information, + putting it into *tv and *tz. If tz is null, *tz is not filled. + Returns 0 on success, -1 on errors. */ +int +__gettimeofday (tv, tz) + struct timeval *tv; + struct timezone *tz; +{ + return INLINE_VSYSCALL (gettimeofday, 2, CHECK_1 (tv), CHECK_1 (tz)); +} +libc_hidden_def (__gettimeofday) +weak_alias (__gettimeofday, gettimeofday) +libc_hidden_weak (gettimeofday) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/init-first.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/init-first.c new file mode 100644 index 000000000..7a02c2546 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/init-first.c @@ -0,0 +1,43 @@ +/* Copyright (C) 2007-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifdef SHARED +# include <dl-vdso.h> +# undef __gettimeofday +# undef __clock_gettime +# undef __clock_getres +# include <bits/libc-vdso.h> + +void (*__vdso_gettimeofday) (struct timeval *, void *) attribute_hidden; +void (*__vdso_clock_gettime) (clockid_t, struct timespec *); +void (*__vdso_clock_getres) (clockid_t, struct timespec *); + +static inline void +_libc_vdso_platform_setup (void) +{ + PREPARE_VERSION (linux2639, "LINUX_2.6.39", 123718537); + + __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday", &linux2639); + __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2639); + __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", &linux2639); +} + +# define VDSO_SETUP _libc_vdso_platform_setup +#endif + +#include <csu/init-first.c> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/ioctl.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ioctl.S new file mode 100644 index 000000000..f01fb84b9 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ioctl.S @@ -0,0 +1,32 @@ +/* Copyright (C) 2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .text +ENTRY(__ioctl) + movz x8, #__NR_ioctl + sxtw x0, w0 + svc #0x0 + cmn x0, #0x1, lsl #12 + b.hi C_SYMBOL_NAME(__syscall_error) + ret + + PSEUDO_END (__ioctl) + +weak_alias (__ioctl, ioctl) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel-features.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel-features.h new file mode 100644 index 000000000..2b0620d9c --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel-features.h @@ -0,0 +1,37 @@ +/* Set flags signalling availability of kernel features based on given + kernel version number. + + Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <linux/version.h> + +/* AArch64 support starts with 3.7.0, guaranteeing many kernel + features. */ + +#define __ASSUME_ACCEPT4 1 +#define __ASSUME_DUP3 1 +#define __ASSUME_EVENTFD2 1 +#define __ASSUME_IN_NONBLOCK 1 +#define __ASSUME_O_CLOEXEC 1 +#define __ASSUME_PIPE2 1 +#define __ASSUME_SIGNALFD4 1 +#define __ASSUME_SOCK_CLOEXEC 1 +#define __ASSUME_UTIMES 1 + +#include_next <kernel-features.h> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel_rt_sigframe.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel_rt_sigframe.h new file mode 100644 index 000000000..c8906419f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/kernel_rt_sigframe.h @@ -0,0 +1,25 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* This structure must have the same shape as the linux kernel + equivalent. */ +struct kernel_rt_sigframe +{ + siginfo_t info; + struct ucontext uc; +}; diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/ldconfig.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ldconfig.h new file mode 100644 index 000000000..4c1af066f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ldconfig.h @@ -0,0 +1,25 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdeps/generic/ldconfig.h> + +#define SYSDEP_KNOWN_INTERPRETER_NAMES \ + { "/lib/ld-linux-aarch64.so.1", FLAG_ELF_LIBC6 }, +#define SYSDEP_KNOWN_LIBRARY_NAMES \ + { "libc.so.6", FLAG_ELF_LIBC6 }, \ + { "libm.so.6", FLAG_ELF_LIBC6 }, diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/libc-__read_tp.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/libc-__read_tp.S new file mode 100644 index 000000000..3fb43ecf4 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/libc-__read_tp.S @@ -0,0 +1,19 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <__read_tp.S> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/makecontext.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/makecontext.c new file mode 100644 index 000000000..ae32f321f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/makecontext.c @@ -0,0 +1,74 @@ +/* Create new context. + Copyright (C) 2002-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <stdarg.h> +#include <stdint.h> +#include <ucontext.h> + + +/* makecontext sets up a stack and the registers for the + user context. The stack looks like this: + + +-----------------------+ + | padding as required | + +-----------------------+ + sp -> | parameter 7-n | + +-----------------------+ + + The registers are set up like this: + %x0 .. %x7: parameter 1 to 8 + %x19 : uc_link + %sp : stack pointer. +*/ + +void +__makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...) +{ + extern void __startcontext (void); + unsigned long int *sp; + va_list ap; + int i; + + sp = (unsigned long int *) + ((uintptr_t) ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size); + + /* Allocate stack arguments. */ + sp -= argc < 8 ? 0 : argc - 8; + + /* Keep the stack aligned. */ + sp = (unsigned long int *) (((uintptr_t) sp) & -16L); + + ucp->uc_mcontext.regs[19] = (uintptr_t) ucp->uc_link; + ucp->uc_mcontext.sp = (uintptr_t) sp; + ucp->uc_mcontext.pc = (uintptr_t) func; + ucp->uc_mcontext.regs[29] = (uintptr_t) 0; + ucp->uc_mcontext.regs[30] = (uintptr_t) &__startcontext; + + va_start (ap, argc); + for (i = 0; i < argc; ++i) + if (i < 8) + ucp->uc_mcontext.regs[i] = va_arg (ap, unsigned long int); + else + sp[i - 8] = va_arg (ap, unsigned long int); + + va_end (ap); +} + +weak_alias (__makecontext, makecontext) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/mmap.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/mmap.c new file mode 100644 index 000000000..14f3f6c6a --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/mmap.c @@ -0,0 +1,34 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/types.h> +#include <sys/mman.h> +#include <errno.h> +#include <sys/syscall.h> +#include <sysdep.h> +#include <unistd.h> + +__ptr_t +__mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset) +{ + return INLINE_SYSCALL (mmap, 6, addr, len, prot, flags, fd, offset); +} + +weak_alias (__mmap, mmap) +weak_alias (__mmap, mmap64) +weak_alias (__mmap, __mmap64) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/local_lim.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/local_lim.h new file mode 100644 index 000000000..99eb1801f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/local_lim.h @@ -0,0 +1,101 @@ +/* Minimum guaranteed maximum values for system limits. Linux version. + Copyright (C) 1993-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* The kernel header pollutes the namespace with the NR_OPEN symbol + and defines LINK_MAX although filesystems have different maxima. A + similar thing is true for OPEN_MAX: the limit can be changed at + runtime and therefore the macro must not be defined. Remove this + after including the header if necessary. */ +#ifndef NR_OPEN +# define __undef_NR_OPEN +#endif +#ifndef LINK_MAX +# define __undef_LINK_MAX +#endif +#ifndef OPEN_MAX +# define __undef_OPEN_MAX +#endif +#ifndef ARG_MAX +# define __undef_ARG_MAX +#endif + +/* The kernel sources contain a file with all the needed information. */ +#include <linux/limits.h> + +/* Have to remove NR_OPEN? */ +#ifdef __undef_NR_OPEN +# undef NR_OPEN +# undef __undef_NR_OPEN +#endif +/* Have to remove LINK_MAX? */ +#ifdef __undef_LINK_MAX +# undef LINK_MAX +# undef __undef_LINK_MAX +#endif +/* Have to remove OPEN_MAX? */ +#ifdef __undef_OPEN_MAX +# undef OPEN_MAX +# undef __undef_OPEN_MAX +#endif +/* Have to remove ARG_MAX? */ +#ifdef __undef_ARG_MAX +# undef ARG_MAX +# undef __undef_ARG_MAX +#endif + +/* The number of data keys per process. */ +#define _POSIX_THREAD_KEYS_MAX 128 +/* This is the value this implementation supports. */ +#define PTHREAD_KEYS_MAX 1024 + +/* Controlling the iterations of destructors for thread-specific data. */ +#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 +/* Number of iterations this implementation does. */ +#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS + +/* The number of threads per process. */ +#define _POSIX_THREAD_THREADS_MAX 64 +/* We have no predefined limit on the number of threads. */ +#undef PTHREAD_THREADS_MAX + +/* Maximum amount by which a process can descrease its asynchronous I/O + priority level. */ +#define AIO_PRIO_DELTA_MAX 20 + +/* Minimum size for a thread. At least two pages for systems with 64k + pages. */ +#define PTHREAD_STACK_MIN 131072 + +/* Maximum number of timer expiration overruns. */ +#define DELAYTIMER_MAX 2147483647 + +/* Maximum tty name length. */ +#define TTY_NAME_MAX 32 + +/* Maximum login name length. This is arbitrary. */ +#define LOGIN_NAME_MAX 256 + +/* Maximum host name length. */ +#define HOST_NAME_MAX 64 + +/* Maximum message queue priority level. */ +#define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h new file mode 100644 index 000000000..eed8365c3 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/pthreadtypes.h @@ -0,0 +1,169 @@ +/* Copyright (C) 2002-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _BITS_PTHREADTYPES_H +#define _BITS_PTHREADTYPES_H 1 + +#include <endian.h> + +#define __SIZEOF_PTHREAD_ATTR_T 64 +#define __SIZEOF_PTHREAD_MUTEX_T 48 +#define __SIZEOF_PTHREAD_MUTEXATTR_T 8 +#define __SIZEOF_PTHREAD_COND_T 48 +#define __SIZEOF_PTHREAD_COND_COMPAT_T 48 +#define __SIZEOF_PTHREAD_CONDATTR_T 8 +#define __SIZEOF_PTHREAD_RWLOCK_T 56 +#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 +#define __SIZEOF_PTHREAD_BARRIER_T 32 +#define __SIZEOF_PTHREAD_BARRIERATTR_T 8 + + +/* Thread identifiers. The structure of the attribute type is not + exposed on purpose. */ +typedef unsigned long int pthread_t; + + +union pthread_attr_t +{ + char __size[__SIZEOF_PTHREAD_ATTR_T]; + long int __align; +}; +#ifndef __have_pthread_attr_t +typedef union pthread_attr_t pthread_attr_t; +# define __have_pthread_attr_t1 +#endif + +typedef struct __pthread_internal_list +{ + struct __pthread_internal_list *__prev; + struct __pthread_internal_list *__next; +} __pthread_list_t; + + +/* Data structures for mutex handling. The structure of the attribute + type is not exposed on purpose. */ +typedef union +{ + struct __pthread_mutex_s + { + int __lock; + unsigned int __count; + int __owner; + unsigned int __nusers; + int __kind; + int __spins; + __pthread_list_t __list; +#define __PTHREAD_MUTEX_HAVE_PREV 1 + } __data; + char __size[__SIZEOF_PTHREAD_MUTEX_T]; + long int __align; +} pthread_mutex_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_MUTEXATTR_T]; + long int __align; +} pthread_mutexattr_t; + + +/* Data structure for conditional variable handling. The structure of + the attribute type is not exposed on purpose. */ +typedef union +{ + struct + { + int __lock; + unsigned int __futex; + __extension__ unsigned long long int __total_seq; + __extension__ unsigned long long int __wakeup_seq; + __extension__ unsigned long long int __woken_seq; + void *__mutex; + unsigned int __nwaiters; + unsigned int __broadcast_seq; + } __data; + char __size[__SIZEOF_PTHREAD_COND_T]; + long int __align; +} pthread_cond_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_CONDATTR_T]; + int __align; +} pthread_condattr_t; + + +/* Keys for thread-specific data */ +typedef unsigned int pthread_key_t; + + +/* Once-only execution */ +typedef int pthread_once_t; + + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Data structure for read-write lock variable handling. The + structure of the attribute type is not exposed on purpose. */ +typedef union +{ + struct + { + int __lock; + unsigned int __nr_readers; + unsigned int __readers_wakeup; + unsigned int __writer_wakeup; + unsigned int __nr_readers_queued; + unsigned int __nr_writers_queued; + int __writer; + int __shared; + unsigned long int __pad1; + unsigned long int __pad2; + unsigned int __flags; + } __data; + char __size[__SIZEOF_PTHREAD_RWLOCK_T]; + long int __align; +} pthread_rwlock_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T]; + long int __align; +} pthread_rwlockattr_t; +#endif + + +#ifdef __USE_XOPEN2K +/* POSIX spinlock data type. */ +typedef volatile int pthread_spinlock_t; + + +/* POSIX barriers data type. The structure of the type is + deliberately not exposed. */ +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIER_T]; + long int __align; +} pthread_barrier_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIERATTR_T]; + int __align; +} pthread_barrierattr_t; +#endif + +#endif /* bits/pthreadtypes.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h new file mode 100644 index 000000000..62c86cb0c --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h @@ -0,0 +1,35 @@ +/* Copyright (C) 2002-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SEMAPHORE_H +# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead." +#endif + + +#define __SIZEOF_SEM_T 32 + + +/* Value returned if `sem_open' failed. */ +#define SEM_FAILED ((sem_t *) 0) + + +typedef union +{ + char __size[__SIZEOF_SEM_T]; + long int __align; +} sem_t; diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/c++-types.data b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/c++-types.data new file mode 100644 index 000000000..ac925ccb3 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/c++-types.data @@ -0,0 +1,67 @@ +blkcnt64_t:l +blkcnt_t:l +blksize_t:i +caddr_t:Pc +clockid_t:i +clock_t:l +daddr_t:i +dev_t:m +fd_mask:l +fsblkcnt64_t:m +fsblkcnt_t:m +fsfilcnt64_t:m +fsfilcnt_t:m +fsid_t:8__fsid_t +gid_t:j +id_t:j +ino64_t:m +ino_t:m +int16_t:s +int32_t:i +int64_t:l +int8_t:a +intptr_t:l +key_t:i +loff_t:l +mode_t:j +nlink_t:j +off64_t:l +off_t:l +pid_t:i +pthread_attr_t:14pthread_attr_t +pthread_barrier_t:17pthread_barrier_t +pthread_barrierattr_t:21pthread_barrierattr_t +pthread_cond_t:14pthread_cond_t +pthread_condattr_t:18pthread_condattr_t +pthread_key_t:j +pthread_mutex_t:15pthread_mutex_t +pthread_mutexattr_t:19pthread_mutexattr_t +pthread_once_t:i +pthread_rwlock_t:16pthread_rwlock_t +pthread_rwlockattr_t:20pthread_rwlockattr_t +pthread_spinlock_t:i +pthread_t:m +quad_t:l +register_t:l +rlim64_t:m +rlim_t:m +sigset_t:10__sigset_t +size_t:m +socklen_t:j +ssize_t:l +suseconds_t:l +time_t:l +u_char:h +uid_t:j +uint:j +u_int:j +u_int16_t:t +u_int32_t:j +u_int64_t:m +u_int8_t:h +ulong:m +u_long:m +u_quad_t:m +useconds_t:j +ushort:t +u_short:t diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/clone.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/clone.S new file mode 100644 index 000000000..e38116674 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/clone.S @@ -0,0 +1,21 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#define RESET_PID +#include <tcb-offsets.h> +#include "../clone.S" diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/createthread.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/createthread.c new file mode 100644 index 000000000..edd9bf2d8 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/createthread.c @@ -0,0 +1,23 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* Value passed to 'clone' for initialization of the thread register. */ +#define TLS_VALUE (pd + 1) + +/* Get the real implementation. */ +#include <sysdeps/pthread/createthread.c> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/fork.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/fork.c new file mode 100644 index 000000000..ba06af924 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/fork.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sched.h> +#include <signal.h> +#include <sysdep.h> +#include <tls.h> + + +#define ARCH_FORK() \ + INLINE_SYSCALL (clone, 5, \ + CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \ + NULL, NULL, NULL, &THREAD_SELF->tid) + +#include <sysdeps/unix/sysv/linux/fork.c> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/ld.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/ld.abilist new file mode 100644 index 000000000..8629c4eac --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/ld.abilist @@ -0,0 +1,12 @@ +GLIBC_2.17 + GLIBC_2.17 A + __libc_memalign F + __libc_stack_end D 0x8 + __stack_chk_guard D 0x8 + __tls_get_addr F + _dl_mcount F + _r_debug D 0x28 + calloc F + free F + malloc F + realloc F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libBrokenLocale.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libBrokenLocale.abilist new file mode 100644 index 000000000..92c43d9b7 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libBrokenLocale.abilist @@ -0,0 +1,3 @@ +GLIBC_2.17 + GLIBC_2.17 A + __ctype_get_mb_cur_max F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libanl.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libanl.abilist new file mode 100644 index 000000000..0d32f2ed4 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libanl.abilist @@ -0,0 +1,6 @@ +GLIBC_2.17 + GLIBC_2.17 A + gai_cancel F + gai_error F + gai_suspend F + getaddrinfo_a F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libc.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libc.abilist new file mode 100644 index 000000000..f83e8806a --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libc.abilist @@ -0,0 +1,2079 @@ +GLIBC_2.17 + GLIBC_2.17 A + _Exit F + _IO_2_1_stderr_ D 0xe0 + _IO_2_1_stdin_ D 0xe0 + _IO_2_1_stdout_ D 0xe0 + _IO_adjust_column F + _IO_adjust_wcolumn F + _IO_default_doallocate F + _IO_default_finish F + _IO_default_pbackfail F + _IO_default_uflow F + _IO_default_xsgetn F + _IO_default_xsputn F + _IO_do_write F + _IO_doallocbuf F + _IO_fclose F + _IO_fdopen F + _IO_feof F + _IO_ferror F + _IO_fflush F + _IO_fgetpos F + _IO_fgetpos64 F + _IO_fgets F + _IO_file_attach F + _IO_file_close F + _IO_file_close_it F + _IO_file_doallocate F + _IO_file_finish F + _IO_file_fopen F + _IO_file_init F + _IO_file_jumps D 0xa8 + _IO_file_open F + _IO_file_overflow F + _IO_file_read F + _IO_file_seek F + _IO_file_seekoff F + _IO_file_setbuf F + _IO_file_stat F + _IO_file_sync F + _IO_file_underflow F + _IO_file_write F + _IO_file_xsputn F + _IO_flockfile F + _IO_flush_all F + _IO_flush_all_linebuffered F + _IO_fopen F + _IO_fprintf F + _IO_fputs F + _IO_fread F + _IO_free_backup_area F + _IO_free_wbackup_area F + _IO_fsetpos F + _IO_fsetpos64 F + _IO_ftell F + _IO_ftrylockfile F + _IO_funlockfile F + _IO_fwrite F + _IO_getc F + _IO_getline F + _IO_getline_info F + _IO_gets F + _IO_init F + _IO_init_marker F + _IO_init_wmarker F + _IO_iter_begin F + _IO_iter_end F + _IO_iter_file F + _IO_iter_next F + _IO_least_wmarker F + _IO_link_in F + _IO_list_all D 0x8 + _IO_list_lock F + _IO_list_resetlock F + _IO_list_unlock F + _IO_marker_delta F + _IO_marker_difference F + _IO_padn F + _IO_peekc_locked F + _IO_popen F + _IO_printf F + _IO_proc_close F + _IO_proc_open F + _IO_putc F + _IO_puts F + _IO_remove_marker F + _IO_seekmark F + _IO_seekoff F + _IO_seekpos F + _IO_seekwmark F + _IO_setb F + _IO_setbuffer F + _IO_setvbuf F + _IO_sgetn F + _IO_sprintf F + _IO_sputbackc F + _IO_sputbackwc F + _IO_sscanf F + _IO_str_init_readonly F + _IO_str_init_static F + _IO_str_overflow F + _IO_str_pbackfail F + _IO_str_seekoff F + _IO_str_underflow F + _IO_sungetc F + _IO_sungetwc F + _IO_switch_to_get_mode F + _IO_switch_to_main_wget_area F + _IO_switch_to_wbackup_area F + _IO_switch_to_wget_mode F + _IO_un_link F + _IO_ungetc F + _IO_unsave_markers F + _IO_unsave_wmarkers F + _IO_vfprintf F + _IO_vfscanf F + _IO_vsprintf F + _IO_wdefault_doallocate F + _IO_wdefault_finish F + _IO_wdefault_pbackfail F + _IO_wdefault_uflow F + _IO_wdefault_xsgetn F + _IO_wdefault_xsputn F + _IO_wdo_write F + _IO_wdoallocbuf F + _IO_wfile_jumps D 0xa8 + _IO_wfile_overflow F + _IO_wfile_seekoff F + _IO_wfile_sync F + _IO_wfile_underflow F + _IO_wfile_xsputn F + _IO_wmarker_delta F + _IO_wsetb F + ___brk_addr D 0x8 + __adjtimex F + __after_morecore_hook D 0x8 + __argz_count F + __argz_next F + __argz_stringify F + __asprintf F + __asprintf_chk F + __assert F + __assert_fail F + __assert_perror_fail F + __backtrace F + __backtrace_symbols F + __backtrace_symbols_fd F + __bsd_getpgrp F + __bzero F + __check_rhosts_file D 0x4 + __chk_fail F + __clone F + __close F + __cmsg_nxthdr F + __confstr_chk F + __connect F + __ctype_b_loc F + __ctype_get_mb_cur_max F + __ctype_tolower_loc F + __ctype_toupper_loc F + __curbrk D 0x8 + __cxa_at_quick_exit F + __cxa_atexit F + __cxa_finalize F + __cyg_profile_func_enter F + __cyg_profile_func_exit F + __daylight D 0x4 + __dcgettext F + __default_morecore F + __dgettext F + __dprintf_chk F + __dup2 F + __duplocale F + __endmntent F + __environ D 0x8 + __errno_location F + __fbufsize F + __fcntl F + __fdelt_chk F + __fdelt_warn F + __ffs F + __fgets_chk F + __fgets_unlocked_chk F + __fgetws_chk F + __fgetws_unlocked_chk F + __finite F + __finitef F + __finitel F + __flbf F + __fork F + __fpending F + __fprintf_chk F + __fpu_control D 0x4 + __fpurge F + __fread_chk F + __fread_unlocked_chk F + __freadable F + __freading F + __free_hook D 0x8 + __freelocale F + __fsetlocking F + __fwprintf_chk F + __fwritable F + __fwriting F + __fxstat F + __fxstat64 F + __fxstatat F + __fxstatat64 F + __getauxval F + __getcwd_chk F + __getdelim F + __getdomainname_chk F + __getgroups_chk F + __gethostname_chk F + __getlogin_r_chk F + __getmntent_r F + __getpagesize F + __getpgid F + __getpid F + __gets_chk F + __gettimeofday F + __getwd_chk F + __gmtime_r F + __h_errno_location F + __isalnum_l F + __isalpha_l F + __isascii_l F + __isblank_l F + __iscntrl_l F + __isctype F + __isdigit_l F + __isgraph_l F + __isinf F + __isinff F + __isinfl F + __islower_l F + __isnan F + __isnanf F + __isnanl F + __isoc99_fscanf F + __isoc99_fwscanf F + __isoc99_scanf F + __isoc99_sscanf F + __isoc99_swscanf F + __isoc99_vfscanf F + __isoc99_vfwscanf F + __isoc99_vscanf F + __isoc99_vsscanf F + __isoc99_vswscanf F + __isoc99_vwscanf F + __isoc99_wscanf F + __isprint_l F + __ispunct_l F + __isspace_l F + __isupper_l F + __iswalnum_l F + __iswalpha_l F + __iswblank_l F + __iswcntrl_l F + __iswctype F + __iswctype_l F + __iswdigit_l F + __iswgraph_l F + __iswlower_l F + __iswprint_l F + __iswpunct_l F + __iswspace_l F + __iswupper_l F + __iswxdigit_l F + __isxdigit_l F + __ivaliduser F + __key_decryptsession_pk_LOCAL D 0x8 + __key_encryptsession_pk_LOCAL D 0x8 + __key_gendes_LOCAL D 0x8 + __libc_allocate_rtsig F + __libc_calloc F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __libc_free F + __libc_freeres F + __libc_init_first F + __libc_mallinfo F + __libc_malloc F + __libc_mallopt F + __libc_memalign F + __libc_pvalloc F + __libc_realloc F + __libc_sa_len F + __libc_start_main F + __libc_valloc F + __longjmp_chk F + __lseek F + __lxstat F + __lxstat64 F + __malloc_hook D 0x8 + __malloc_initialize_hook D 0x8 + __mbrlen F + __mbrtowc F + __mbsnrtowcs_chk F + __mbsrtowcs_chk F + __mbstowcs_chk F + __memalign_hook D 0x8 + __memcpy_chk F + __memmove_chk F + __mempcpy F + __mempcpy_chk F + __mempcpy_small F + __memset_chk F + __monstartup F + __morecore D 0x8 + __nanosleep F + __newlocale F + __nl_langinfo_l F + __nss_configure_lookup F + __nss_database_lookup F + __nss_group_lookup F + __nss_hostname_digits_dots F + __nss_hosts_lookup F + __nss_next F + __nss_passwd_lookup F + __obstack_printf_chk F + __obstack_vprintf_chk F + __open F + __open64 F + __open64_2 F + __open_2 F + __openat64_2 F + __openat_2 F + __overflow F + __pipe F + __poll F + __poll_chk F + __posix_getopt F + __ppoll_chk F + __pread64 F + __pread64_chk F + __pread_chk F + __printf_chk F + __printf_fp F + __profile_frequency F + __progname D 0x8 + __progname_full D 0x8 + __ptsname_r_chk F + __pwrite64 F + __rawmemchr F + __rcmd_errstr D 0x8 + __read F + __read_chk F + __readlink_chk F + __readlinkat_chk F + __realloc_hook D 0x8 + __realpath_chk F + __recv_chk F + __recvfrom_chk F + __register_atfork F + __res_init F + __res_nclose F + __res_ninit F + __res_randomid F + __res_state F + __rpc_thread_createerr F + __rpc_thread_svc_fdset F + __rpc_thread_svc_max_pollfd F + __rpc_thread_svc_pollfd F + __sbrk F + __sched_cpualloc F + __sched_cpucount F + __sched_cpufree F + __sched_get_priority_max F + __sched_get_priority_min F + __sched_getparam F + __sched_getscheduler F + __sched_setscheduler F + __sched_yield F + __select F + __setmntent F + __setpgid F + __sigaction F + __sigaddset F + __sigdelset F + __sigismember F + __signbit F + __signbitf F + __signbitl F + __sigpause F + __sigsetjmp F + __sigsuspend F + __snprintf_chk F + __sprintf_chk F + __stack_chk_fail F + __statfs F + __stpcpy F + __stpcpy_chk F + __stpcpy_small F + __stpncpy F + __stpncpy_chk F + __strcasecmp F + __strcasecmp_l F + __strcasestr F + __strcat_chk F + __strcoll_l F + __strcpy_chk F + __strcpy_small F + __strcspn_c1 F + __strcspn_c2 F + __strcspn_c3 F + __strdup F + __strerror_r F + __strfmon_l F + __strftime_l F + __strncasecmp_l F + __strncat_chk F + __strncpy_chk F + __strndup F + __strpbrk_c2 F + __strpbrk_c3 F + __strsep_1c F + __strsep_2c F + __strsep_3c F + __strsep_g F + __strspn_c1 F + __strspn_c2 F + __strspn_c3 F + __strtod_internal F + __strtod_l F + __strtof_internal F + __strtof_l F + __strtok_r F + __strtok_r_1c F + __strtol_internal F + __strtol_l F + __strtold_internal F + __strtold_l F + __strtoll_internal F + __strtoll_l F + __strtoul_internal F + __strtoul_l F + __strtoull_internal F + __strtoull_l F + __strverscmp F + __strxfrm_l F + __swprintf_chk F + __sysconf F + __syslog_chk F + __sysv_signal F + __timezone D 0x8 + __toascii_l F + __tolower_l F + __toupper_l F + __towctrans F + __towctrans_l F + __towlower_l F + __towupper_l F + __ttyname_r_chk F + __tzname D 0x10 + __uflow F + __underflow F + __uselocale F + __vasprintf_chk F + __vdprintf_chk F + __vfork F + __vfprintf_chk F + __vfscanf F + __vfwprintf_chk F + __vprintf_chk F + __vsnprintf F + __vsnprintf_chk F + __vsprintf_chk F + __vsscanf F + __vswprintf_chk F + __vsyslog_chk F + __vwprintf_chk F + __wait F + __waitpid F + __wcpcpy_chk F + __wcpncpy_chk F + __wcrtomb_chk F + __wcscasecmp_l F + __wcscat_chk F + __wcscoll_l F + __wcscpy_chk F + __wcsftime_l F + __wcsncasecmp_l F + __wcsncat_chk F + __wcsncpy_chk F + __wcsnrtombs_chk F + __wcsrtombs_chk F + __wcstod_internal F + __wcstod_l F + __wcstof_internal F + __wcstof_l F + __wcstol_internal F + __wcstol_l F + __wcstold_internal F + __wcstold_l F + __wcstoll_internal F + __wcstoll_l F + __wcstombs_chk F + __wcstoul_internal F + __wcstoul_l F + __wcstoull_internal F + __wcstoull_l F + __wcsxfrm_l F + __wctomb_chk F + __wctrans_l F + __wctype_l F + __wmemcpy_chk F + __wmemmove_chk F + __wmempcpy_chk F + __wmemset_chk F + __woverflow F + __wprintf_chk F + __write F + __wuflow F + __wunderflow F + __xmknod F + __xmknodat F + __xpg_basename F + __xpg_sigpause F + __xpg_strerror_r F + __xstat F + __xstat64 F + _authenticate F + _dl_mcount_wrapper F + _dl_mcount_wrapper_check F + _environ D 0x8 + _exit F + _flushlbf F + _libc_intl_domainname D 0x5 + _longjmp F + _mcleanup F + _nl_default_dirname D 0x12 + _nl_domain_bindings D 0x8 + _nl_msg_cat_cntr D 0x4 + _null_auth D 0x18 + _obstack_allocated_p F + _obstack_begin F + _obstack_begin_1 F + _obstack_free F + _obstack_memory_used F + _obstack_newchunk F + _res D 0x238 + _res_hconf D 0x48 + _rpc_dtablesize F + _seterr_reply F + _setjmp F + _sys_errlist D 0x438 + _sys_nerr D 0x4 + _sys_siglist D 0x208 + _tolower F + _toupper F + a64l F + abort F + abs F + accept F + accept4 F + access F + acct F + addmntent F + addseverity F + adjtime F + adjtimex F + advance F + alarm F + aligned_alloc F + alphasort F + alphasort64 F + argp_err_exit_status D 0x4 + argp_error F + argp_failure F + argp_help F + argp_parse F + argp_program_bug_address D 0x8 + argp_program_version D 0x8 + argp_program_version_hook D 0x8 + argp_state_help F + argp_usage F + argz_add F + argz_add_sep F + argz_append F + argz_count F + argz_create F + argz_create_sep F + argz_delete F + argz_extract F + argz_insert F + argz_next F + argz_replace F + argz_stringify F + asctime F + asctime_r F + asprintf F + atof F + atoi F + atol F + atoll F + authdes_create F + authdes_getucred F + authdes_pk_create F + authnone_create F + authunix_create F + authunix_create_default F + backtrace F + backtrace_symbols F + backtrace_symbols_fd F + basename F + bcmp F + bcopy F + bdflush F + bind F + bind_textdomain_codeset F + bindresvport F + bindtextdomain F + brk F + bsd_signal F + bsearch F + btowc F + bzero F + c16rtomb F + c32rtomb F + calloc F + callrpc F + canonicalize_file_name F + capget F + capset F + catclose F + catgets F + catopen F + cbc_crypt F + cfgetispeed F + cfgetospeed F + cfmakeraw F + cfree F + cfsetispeed F + cfsetospeed F + cfsetspeed F + chdir F + chflags F + chmod F + chown F + chroot F + clearenv F + clearerr F + clearerr_unlocked F + clnt_broadcast F + clnt_create F + clnt_pcreateerror F + clnt_perrno F + clnt_perror F + clnt_spcreateerror F + clnt_sperrno F + clnt_sperror F + clntraw_create F + clnttcp_create F + clntudp_bufcreate F + clntudp_create F + clntunix_create F + clock F + clock_adjtime F + clock_getcpuclockid F + clock_getres F + clock_gettime F + clock_nanosleep F + clock_settime F + clone F + close F + closedir F + closelog F + confstr F + connect F + copysign F + copysignf F + copysignl F + creat F + creat64 F + create_module F + ctermid F + ctime F + ctime_r F + cuserid F + daemon F + daylight D 0x4 + dcgettext F + dcngettext F + delete_module F + des_setparity F + dgettext F + difftime F + dirfd F + dirname F + div F + dl_iterate_phdr F + dngettext F + dprintf F + drand48 F + drand48_r F + dup F + dup2 F + dup3 F + duplocale F + dysize F + eaccess F + ecb_crypt F + ecvt F + ecvt_r F + endaliasent F + endfsent F + endgrent F + endhostent F + endmntent F + endnetent F + endnetgrent F + endprotoent F + endpwent F + endrpcent F + endservent F + endsgent F + endspent F + endttyent F + endusershell F + endutent F + endutxent F + environ D 0x8 + envz_add F + envz_entry F + envz_get F + envz_merge F + envz_remove F + envz_strip F + epoll_create F + epoll_create1 F + epoll_ctl F + epoll_pwait F + epoll_wait F + erand48 F + erand48_r F + err F + error F + error_at_line F + error_message_count D 0x4 + error_one_per_line D 0x4 + error_print_progname D 0x8 + errx F + ether_aton F + ether_aton_r F + ether_hostton F + ether_line F + ether_ntoa F + ether_ntoa_r F + ether_ntohost F + euidaccess F + eventfd F + eventfd_read F + eventfd_write F + execl F + execle F + execlp F + execv F + execve F + execvp F + execvpe F + exit F + faccessat F + fallocate F + fallocate64 F + fanotify_init F + fanotify_mark F + fattach F + fchdir F + fchflags F + fchmod F + fchmodat F + fchown F + fchownat F + fclose F + fcloseall F + fcntl F + fcvt F + fcvt_r F + fdatasync F + fdetach F + fdopen F + fdopendir F + feof F + feof_unlocked F + ferror F + ferror_unlocked F + fexecve F + fflush F + fflush_unlocked F + ffs F + ffsl F + ffsll F + fgetc F + fgetc_unlocked F + fgetgrent F + fgetgrent_r F + fgetpos F + fgetpos64 F + fgetpwent F + fgetpwent_r F + fgets F + fgets_unlocked F + fgetsgent F + fgetsgent_r F + fgetspent F + fgetspent_r F + fgetwc F + fgetwc_unlocked F + fgetws F + fgetws_unlocked F + fgetxattr F + fileno F + fileno_unlocked F + finite F + finitef F + finitel F + flistxattr F + flock F + flockfile F + fmemopen F + fmtmsg F + fnmatch F + fopen F + fopen64 F + fopencookie F + fork F + fpathconf F + fprintf F + fputc F + fputc_unlocked F + fputs F + fputs_unlocked F + fputwc F + fputwc_unlocked F + fputws F + fputws_unlocked F + fread F + fread_unlocked F + free F + freeaddrinfo F + freeifaddrs F + freelocale F + fremovexattr F + freopen F + freopen64 F + frexp F + frexpf F + frexpl F + fscanf F + fseek F + fseeko F + fseeko64 F + fsetpos F + fsetpos64 F + fsetxattr F + fstatfs F + fstatfs64 F + fstatvfs F + fstatvfs64 F + fsync F + ftell F + ftello F + ftello64 F + ftime F + ftok F + ftruncate F + ftruncate64 F + ftrylockfile F + fts_children F + fts_close F + fts_open F + fts_read F + fts_set F + ftw F + ftw64 F + funlockfile F + futimens F + futimes F + futimesat F + fwide F + fwprintf F + fwrite F + fwrite_unlocked F + fwscanf F + gai_strerror F + gcvt F + get_avphys_pages F + get_current_dir_name F + get_kernel_syms F + get_myaddress F + get_nprocs F + get_nprocs_conf F + get_phys_pages F + getaddrinfo F + getaliasbyname F + getaliasbyname_r F + getaliasent F + getaliasent_r F + getauxval F + getc F + getc_unlocked F + getchar F + getchar_unlocked F + getcontext F + getcwd F + getdate F + getdate_err D 0x4 + getdate_r F + getdelim F + getdirentries F + getdirentries64 F + getdomainname F + getdtablesize F + getegid F + getenv F + geteuid F + getfsent F + getfsfile F + getfsspec F + getgid F + getgrent F + getgrent_r F + getgrgid F + getgrgid_r F + getgrnam F + getgrnam_r F + getgrouplist F + getgroups F + gethostbyaddr F + gethostbyaddr_r F + gethostbyname F + gethostbyname2 F + gethostbyname2_r F + gethostbyname_r F + gethostent F + gethostent_r F + gethostid F + gethostname F + getifaddrs F + getipv4sourcefilter F + getitimer F + getline F + getloadavg F + getlogin F + getlogin_r F + getmntent F + getmntent_r F + getmsg F + getnameinfo F + getnetbyaddr F + getnetbyaddr_r F + getnetbyname F + getnetbyname_r F + getnetent F + getnetent_r F + getnetgrent F + getnetgrent_r F + getnetname F + getopt F + getopt_long F + getopt_long_only F + getpagesize F + getpass F + getpeername F + getpgid F + getpgrp F + getpid F + getpmsg F + getppid F + getpriority F + getprotobyname F + getprotobyname_r F + getprotobynumber F + getprotobynumber_r F + getprotoent F + getprotoent_r F + getpt F + getpublickey F + getpw F + getpwent F + getpwent_r F + getpwnam F + getpwnam_r F + getpwuid F + getpwuid_r F + getresgid F + getresuid F + getrlimit F + getrlimit64 F + getrpcbyname F + getrpcbyname_r F + getrpcbynumber F + getrpcbynumber_r F + getrpcent F + getrpcent_r F + getrpcport F + getrusage F + gets F + getsecretkey F + getservbyname F + getservbyname_r F + getservbyport F + getservbyport_r F + getservent F + getservent_r F + getsgent F + getsgent_r F + getsgnam F + getsgnam_r F + getsid F + getsockname F + getsockopt F + getsourcefilter F + getspent F + getspent_r F + getspnam F + getspnam_r F + getsubopt F + gettext F + gettimeofday F + getttyent F + getttynam F + getuid F + getusershell F + getutent F + getutent_r F + getutid F + getutid_r F + getutline F + getutline_r F + getutmp F + getutmpx F + getutxent F + getutxid F + getutxline F + getw F + getwc F + getwc_unlocked F + getwchar F + getwchar_unlocked F + getwd F + getxattr F + glob F + glob64 F + glob_pattern_p F + globfree F + globfree64 F + gmtime F + gmtime_r F + gnu_dev_major F + gnu_dev_makedev F + gnu_dev_minor F + gnu_get_libc_release F + gnu_get_libc_version F + grantpt F + group_member F + gsignal F + gtty F + h_errlist D 0x28 + h_nerr D 0x4 + hasmntopt F + hcreate F + hcreate_r F + hdestroy F + hdestroy_r F + herror F + host2netname F + hsearch F + hsearch_r F + hstrerror F + htonl F + htons F + iconv F + iconv_close F + iconv_open F + if_freenameindex F + if_indextoname F + if_nameindex F + if_nametoindex F + imaxabs F + imaxdiv F + in6addr_any D 0x10 + in6addr_loopback D 0x10 + index F + inet6_opt_append F + inet6_opt_find F + inet6_opt_finish F + inet6_opt_get_val F + inet6_opt_init F + inet6_opt_next F + inet6_opt_set_val F + inet6_option_alloc F + inet6_option_append F + inet6_option_find F + inet6_option_init F + inet6_option_next F + inet6_option_space F + inet6_rth_add F + inet6_rth_getaddr F + inet6_rth_init F + inet6_rth_reverse F + inet6_rth_segments F + inet6_rth_space F + inet_addr F + inet_aton F + inet_lnaof F + inet_makeaddr F + inet_netof F + inet_network F + inet_nsap_addr F + inet_nsap_ntoa F + inet_ntoa F + inet_ntop F + inet_pton F + init_module F + initgroups F + initstate F + initstate_r F + innetgr F + inotify_add_watch F + inotify_init F + inotify_init1 F + inotify_rm_watch F + insque F + ioctl F + iruserok F + iruserok_af F + isalnum F + isalnum_l F + isalpha F + isalpha_l F + isascii F + isastream F + isatty F + isblank F + isblank_l F + iscntrl F + iscntrl_l F + isctype F + isdigit F + isdigit_l F + isfdtype F + isgraph F + isgraph_l F + isinf F + isinff F + isinfl F + islower F + islower_l F + isnan F + isnanf F + isnanl F + isprint F + isprint_l F + ispunct F + ispunct_l F + isspace F + isspace_l F + isupper F + isupper_l F + iswalnum F + iswalnum_l F + iswalpha F + iswalpha_l F + iswblank F + iswblank_l F + iswcntrl F + iswcntrl_l F + iswctype F + iswctype_l F + iswdigit F + iswdigit_l F + iswgraph F + iswgraph_l F + iswlower F + iswlower_l F + iswprint F + iswprint_l F + iswpunct F + iswpunct_l F + iswspace F + iswspace_l F + iswupper F + iswupper_l F + iswxdigit F + iswxdigit_l F + isxdigit F + isxdigit_l F + jrand48 F + jrand48_r F + key_decryptsession F + key_decryptsession_pk F + key_encryptsession F + key_encryptsession_pk F + key_gendes F + key_get_conv F + key_secretkey_is_set F + key_setnet F + key_setsecret F + kill F + killpg F + klogctl F + l64a F + labs F + lchmod F + lchown F + lckpwdf F + lcong48 F + lcong48_r F + ldexp F + ldexpf F + ldexpl F + ldiv F + lfind F + lgetxattr F + link F + linkat F + listen F + listxattr F + llabs F + lldiv F + llistxattr F + llseek F + loc1 D 0x8 + loc2 D 0x8 + localeconv F + localtime F + localtime_r F + lockf F + lockf64 F + locs D 0x8 + longjmp F + lrand48 F + lrand48_r F + lremovexattr F + lsearch F + lseek F + lseek64 F + lsetxattr F + lutimes F + madvise F + makecontext F + mallinfo F + malloc F + malloc_get_state F + malloc_info F + malloc_set_state F + malloc_stats F + malloc_trim F + malloc_usable_size F + mallopt F + mallwatch D 0x8 + mblen F + mbrlen F + mbrtoc16 F + mbrtoc32 F + mbrtowc F + mbsinit F + mbsnrtowcs F + mbsrtowcs F + mbstowcs F + mbtowc F + mcheck F + mcheck_check_all F + mcheck_pedantic F + memalign F + memccpy F + memchr F + memcmp F + memcpy F + memfrob F + memmem F + memmove F + mempcpy F + memrchr F + memset F + mincore F + mkdir F + mkdirat F + mkdtemp F + mkfifo F + mkfifoat F + mkostemp F + mkostemp64 F + mkostemps F + mkostemps64 F + mkstemp F + mkstemp64 F + mkstemps F + mkstemps64 F + mktemp F + mktime F + mlock F + mlockall F + mmap F + mmap64 F + modf F + modff F + modfl F + moncontrol F + monstartup F + mount F + mprobe F + mprotect F + mrand48 F + mrand48_r F + mremap F + msgctl F + msgget F + msgrcv F + msgsnd F + msync F + mtrace F + munlock F + munlockall F + munmap F + muntrace F + name_to_handle_at F + nanosleep F + netname2host F + netname2user F + newlocale F + nfsservctl F + nftw F + nftw64 F + ngettext F + nice F + nl_langinfo F + nl_langinfo_l F + nrand48 F + nrand48_r F + ntohl F + ntohs F + ntp_adjtime F + ntp_gettime F + ntp_gettimex F + obstack_alloc_failed_handler D 0x8 + obstack_exit_failure D 0x4 + obstack_free F + obstack_printf F + obstack_vprintf F + on_exit F + open F + open64 F + open_by_handle_at F + open_memstream F + open_wmemstream F + openat F + openat64 F + opendir F + openlog F + optarg D 0x8 + opterr D 0x4 + optind D 0x4 + optopt D 0x4 + parse_printf_format F + passwd2des F + pathconf F + pause F + pclose F + perror F + personality F + pipe F + pipe2 F + pivot_root F + pmap_getmaps F + pmap_getport F + pmap_rmtcall F + pmap_set F + pmap_unset F + poll F + popen F + posix_fadvise F + posix_fadvise64 F + posix_fallocate F + posix_fallocate64 F + posix_madvise F + posix_memalign F + posix_openpt F + posix_spawn F + posix_spawn_file_actions_addclose F + posix_spawn_file_actions_adddup2 F + posix_spawn_file_actions_addopen F + posix_spawn_file_actions_destroy F + posix_spawn_file_actions_init F + posix_spawnattr_destroy F + posix_spawnattr_getflags F + posix_spawnattr_getpgroup F + posix_spawnattr_getschedparam F + posix_spawnattr_getschedpolicy F + posix_spawnattr_getsigdefault F + posix_spawnattr_getsigmask F + posix_spawnattr_init F + posix_spawnattr_setflags F + posix_spawnattr_setpgroup F + posix_spawnattr_setschedparam F + posix_spawnattr_setschedpolicy F + posix_spawnattr_setsigdefault F + posix_spawnattr_setsigmask F + posix_spawnp F + ppoll F + prctl F + pread F + pread64 F + preadv F + preadv64 F + printf F + printf_size F + printf_size_info F + prlimit F + prlimit64 F + process_vm_readv F + process_vm_writev F + profil F + program_invocation_name D 0x8 + program_invocation_short_name D 0x8 + pselect F + psiginfo F + psignal F + pthread_attr_destroy F + pthread_attr_getdetachstate F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_init F + pthread_attr_setdetachstate F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_init F + pthread_equal F + pthread_exit F + pthread_getschedparam F + pthread_mutex_destroy F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_unlock F + pthread_self F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setschedparam F + ptrace F + ptsname F + ptsname_r F + putc F + putc_unlocked F + putchar F + putchar_unlocked F + putenv F + putgrent F + putmsg F + putpmsg F + putpwent F + puts F + putsgent F + putspent F + pututline F + pututxline F + putw F + putwc F + putwc_unlocked F + putwchar F + putwchar_unlocked F + pvalloc F + pwrite F + pwrite64 F + pwritev F + pwritev64 F + qecvt F + qecvt_r F + qfcvt F + qfcvt_r F + qgcvt F + qsort F + qsort_r F + query_module F + quick_exit F + quotactl F + raise F + rand F + rand_r F + random F + random_r F + rawmemchr F + rcmd F + rcmd_af F + re_comp F + re_compile_fastmap F + re_compile_pattern F + re_exec F + re_match F + re_match_2 F + re_search F + re_search_2 F + re_set_registers F + re_set_syntax F + re_syntax_options D 0x8 + read F + readahead F + readdir F + readdir64 F + readdir64_r F + readdir_r F + readlink F + readlinkat F + readv F + realloc F + realpath F + reboot F + recv F + recvfrom F + recvmmsg F + recvmsg F + regcomp F + regerror F + regexec F + regfree F + register_printf_function F + register_printf_modifier F + register_printf_specifier F + register_printf_type F + registerrpc F + remap_file_pages F + remove F + removexattr F + remque F + rename F + renameat F + revoke F + rewind F + rewinddir F + rexec F + rexec_af F + rexecoptions D 0x4 + rindex F + rmdir F + rpc_createerr D 0x20 + rpmatch F + rresvport F + rresvport_af F + rtime F + ruserok F + ruserok_af F + ruserpass F + sbrk F + scalbn F + scalbnf F + scalbnl F + scandir F + scandir64 F + scandirat F + scandirat64 F + scanf F + sched_get_priority_max F + sched_get_priority_min F + sched_getaffinity F + sched_getcpu F + sched_getparam F + sched_getscheduler F + sched_rr_get_interval F + sched_setaffinity F + sched_setparam F + sched_setscheduler F + sched_yield F + secure_getenv F + seed48 F + seed48_r F + seekdir F + select F + semctl F + semget F + semop F + semtimedop F + send F + sendfile F + sendfile64 F + sendmmsg F + sendmsg F + sendto F + setaliasent F + setbuf F + setbuffer F + setcontext F + setdomainname F + setegid F + setenv F + seteuid F + setfsent F + setfsgid F + setfsuid F + setgid F + setgrent F + setgroups F + sethostent F + sethostid F + sethostname F + setipv4sourcefilter F + setitimer F + setjmp F + setlinebuf F + setlocale F + setlogin F + setlogmask F + setmntent F + setnetent F + setnetgrent F + setns F + setpgid F + setpgrp F + setpriority F + setprotoent F + setpwent F + setregid F + setresgid F + setresuid F + setreuid F + setrlimit F + setrlimit64 F + setrpcent F + setservent F + setsgent F + setsid F + setsockopt F + setsourcefilter F + setspent F + setstate F + setstate_r F + settimeofday F + setttyent F + setuid F + setusershell F + setutent F + setutxent F + setvbuf F + setxattr F + sgetsgent F + sgetsgent_r F + sgetspent F + sgetspent_r F + shmat F + shmctl F + shmdt F + shmget F + shutdown F + sigaction F + sigaddset F + sigaltstack F + sigandset F + sigblock F + sigdelset F + sigemptyset F + sigfillset F + siggetmask F + sighold F + sigignore F + siginterrupt F + sigisemptyset F + sigismember F + siglongjmp F + signal F + signalfd F + sigorset F + sigpause F + sigpending F + sigprocmask F + sigqueue F + sigrelse F + sigreturn F + sigset F + sigsetmask F + sigstack F + sigsuspend F + sigtimedwait F + sigvec F + sigwait F + sigwaitinfo F + sleep F + snprintf F + sockatmark F + socket F + socketpair F + splice F + sprintf F + sprofil F + srand F + srand48 F + srand48_r F + srandom F + srandom_r F + sscanf F + ssignal F + sstk F + statfs F + statfs64 F + statvfs F + statvfs64 F + stderr D 0x8 + stdin D 0x8 + stdout D 0x8 + step F + stime F + stpcpy F + stpncpy F + strcasecmp F + strcasecmp_l F + strcasestr F + strcat F + strchr F + strchrnul F + strcmp F + strcoll F + strcoll_l F + strcpy F + strcspn F + strdup F + strerror F + strerror_l F + strerror_r F + strfmon F + strfmon_l F + strfry F + strftime F + strftime_l F + strlen F + strncasecmp F + strncasecmp_l F + strncat F + strncmp F + strncpy F + strndup F + strnlen F + strpbrk F + strptime F + strptime_l F + strrchr F + strsep F + strsignal F + strspn F + strstr F + strtod F + strtod_l F + strtof F + strtof_l F + strtoimax F + strtok F + strtok_r F + strtol F + strtol_l F + strtold F + strtold_l F + strtoll F + strtoll_l F + strtoq F + strtoul F + strtoul_l F + strtoull F + strtoull_l F + strtoumax F + strtouq F + strverscmp F + strxfrm F + strxfrm_l F + stty F + svc_exit F + svc_fdset D 0x80 + svc_getreq F + svc_getreq_common F + svc_getreq_poll F + svc_getreqset F + svc_max_pollfd D 0x4 + svc_pollfd D 0x8 + svc_register F + svc_run F + svc_sendreply F + svc_unregister F + svcauthdes_stats D 0x18 + svcerr_auth F + svcerr_decode F + svcerr_noproc F + svcerr_noprog F + svcerr_progvers F + svcerr_systemerr F + svcerr_weakauth F + svcfd_create F + svcraw_create F + svctcp_create F + svcudp_bufcreate F + svcudp_create F + svcudp_enablecache F + svcunix_create F + svcunixfd_create F + swab F + swapcontext F + swapoff F + swapon F + swprintf F + swscanf F + symlink F + symlinkat F + sync F + sync_file_range F + syncfs F + sys_errlist D 0x438 + sys_nerr D 0x4 + sys_sigabbrev D 0x208 + sys_siglist D 0x208 + syscall F + sysconf F + sysctl F + sysinfo F + syslog F + system F + sysv_signal F + tcdrain F + tcflow F + tcflush F + tcgetattr F + tcgetpgrp F + tcgetsid F + tcsendbreak F + tcsetattr F + tcsetpgrp F + tdelete F + tdestroy F + tee F + telldir F + tempnam F + textdomain F + tfind F + time F + timegm F + timelocal F + timerfd_create F + timerfd_gettime F + timerfd_settime F + times F + timespec_get F + timezone D 0x8 + tmpfile F + tmpfile64 F + tmpnam F + tmpnam_r F + toascii F + tolower F + tolower_l F + toupper F + toupper_l F + towctrans F + towctrans_l F + towlower F + towlower_l F + towupper F + towupper_l F + tr_break F + truncate F + truncate64 F + tsearch F + ttyname F + ttyname_r F + ttyslot F + twalk F + tzname D 0x10 + tzset F + ualarm F + ulckpwdf F + ulimit F + umask F + umount F + umount2 F + uname F + ungetc F + ungetwc F + unlink F + unlinkat F + unlockpt F + unsetenv F + unshare F + updwtmp F + updwtmpx F + uselib F + uselocale F + user2netname F + usleep F + ustat F + utime F + utimensat F + utimes F + utmpname F + utmpxname F + valloc F + vasprintf F + vdprintf F + verr F + verrx F + versionsort F + versionsort64 F + vfork F + vfprintf F + vfscanf F + vfwprintf F + vfwscanf F + vhangup F + vlimit F + vmsplice F + vprintf F + vscanf F + vsnprintf F + vsprintf F + vsscanf F + vswprintf F + vswscanf F + vsyslog F + vtimes F + vwarn F + vwarnx F + vwprintf F + vwscanf F + wait F + wait3 F + wait4 F + waitid F + waitpid F + warn F + warnx F + wcpcpy F + wcpncpy F + wcrtomb F + wcscasecmp F + wcscasecmp_l F + wcscat F + wcschr F + wcschrnul F + wcscmp F + wcscoll F + wcscoll_l F + wcscpy F + wcscspn F + wcsdup F + wcsftime F + wcsftime_l F + wcslen F + wcsncasecmp F + wcsncasecmp_l F + wcsncat F + wcsncmp F + wcsncpy F + wcsnlen F + wcsnrtombs F + wcspbrk F + wcsrchr F + wcsrtombs F + wcsspn F + wcsstr F + wcstod F + wcstod_l F + wcstof F + wcstof_l F + wcstoimax F + wcstok F + wcstol F + wcstol_l F + wcstold F + wcstold_l F + wcstoll F + wcstoll_l F + wcstombs F + wcstoq F + wcstoul F + wcstoul_l F + wcstoull F + wcstoull_l F + wcstoumax F + wcstouq F + wcswcs F + wcswidth F + wcsxfrm F + wcsxfrm_l F + wctob F + wctomb F + wctrans F + wctrans_l F + wctype F + wctype_l F + wcwidth F + wmemchr F + wmemcmp F + wmemcpy F + wmemmove F + wmempcpy F + wmemset F + wordexp F + wordfree F + wprintf F + write F + writev F + wscanf F + xdecrypt F + xdr_accepted_reply F + xdr_array F + xdr_authdes_cred F + xdr_authdes_verf F + xdr_authunix_parms F + xdr_bool F + xdr_bytes F + xdr_callhdr F + xdr_callmsg F + xdr_char F + xdr_cryptkeyarg F + xdr_cryptkeyarg2 F + xdr_cryptkeyres F + xdr_des_block F + xdr_double F + xdr_enum F + xdr_float F + xdr_free F + xdr_getcredres F + xdr_hyper F + xdr_int F + xdr_int16_t F + xdr_int32_t F + xdr_int64_t F + xdr_int8_t F + xdr_key_netstarg F + xdr_key_netstres F + xdr_keybuf F + xdr_keystatus F + xdr_long F + xdr_longlong_t F + xdr_netnamestr F + xdr_netobj F + xdr_opaque F + xdr_opaque_auth F + xdr_pmap F + xdr_pmaplist F + xdr_pointer F + xdr_quad_t F + xdr_reference F + xdr_rejected_reply F + xdr_replymsg F + xdr_rmtcall_args F + xdr_rmtcallres F + xdr_short F + xdr_sizeof F + xdr_string F + xdr_u_char F + xdr_u_hyper F + xdr_u_int F + xdr_u_long F + xdr_u_longlong_t F + xdr_u_quad_t F + xdr_u_short F + xdr_uint16_t F + xdr_uint32_t F + xdr_uint64_t F + xdr_uint8_t F + xdr_union F + xdr_unixcred F + xdr_vector F + xdr_void F + xdr_wrapstring F + xdrmem_create F + xdrrec_create F + xdrrec_endofrecord F + xdrrec_eof F + xdrrec_skiprecord F + xdrstdio_create F + xencrypt F + xprt_register F + xprt_unregister F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libcrypt.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libcrypt.abilist new file mode 100644 index 000000000..177c53620 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libcrypt.abilist @@ -0,0 +1,9 @@ +GLIBC_2.17 + GLIBC_2.17 A + crypt F + crypt_r F + encrypt F + encrypt_r F + fcrypt F + setkey F + setkey_r F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libdl.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libdl.abilist new file mode 100644 index 000000000..6caff8826 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libdl.abilist @@ -0,0 +1,11 @@ +GLIBC_2.17 + GLIBC_2.17 A + dladdr F + dladdr1 F + dlclose F + dlerror F + dlinfo F + dlmopen F + dlopen F + dlsym F + dlvsym F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libm.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libm.abilist new file mode 100644 index 000000000..14b7edfe2 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libm.abilist @@ -0,0 +1,397 @@ +GLIBC_2.17 + GLIBC_2.17 A + _LIB_VERSION D 0x4 + __acos_finite F + __acosf_finite F + __acosh_finite F + __acoshf_finite F + __acoshl_finite F + __acosl_finite F + __asin_finite F + __asinf_finite F + __asinl_finite F + __atan2_finite F + __atan2f_finite F + __atan2l_finite F + __atanh_finite F + __atanhf_finite F + __atanhl_finite F + __clog10 F + __clog10f F + __clog10l F + __cosh_finite F + __coshf_finite F + __coshl_finite F + __exp10_finite F + __exp10f_finite F + __exp10l_finite F + __exp2_finite F + __exp2f_finite F + __exp2l_finite F + __exp_finite F + __expf_finite F + __expl_finite F + __finite F + __finitef F + __finitel F + __fmod_finite F + __fmodf_finite F + __fmodl_finite F + __fpclassify F + __fpclassifyf F + __fpclassifyl F + __gamma_r_finite F + __gammaf_r_finite F + __gammal_r_finite F + __hypot_finite F + __hypotf_finite F + __hypotl_finite F + __j0_finite F + __j0f_finite F + __j0l_finite F + __j1_finite F + __j1f_finite F + __j1l_finite F + __jn_finite F + __jnf_finite F + __jnl_finite F + __lgamma_r_finite F + __lgammaf_r_finite F + __lgammal_r_finite F + __log10_finite F + __log10f_finite F + __log10l_finite F + __log2_finite F + __log2f_finite F + __log2l_finite F + __log_finite F + __logf_finite F + __logl_finite F + __pow_finite F + __powf_finite F + __powl_finite F + __remainder_finite F + __remainderf_finite F + __remainderl_finite F + __scalb_finite F + __scalbf_finite F + __scalbl_finite F + __signbit F + __signbitf F + __signbitl F + __sinh_finite F + __sinhf_finite F + __sinhl_finite F + __sqrt_finite F + __sqrtf_finite F + __sqrtl_finite F + __y0_finite F + __y0f_finite F + __y0l_finite F + __y1_finite F + __y1f_finite F + __y1l_finite F + __yn_finite F + __ynf_finite F + __ynl_finite F + acos F + acosf F + acosh F + acoshf F + acoshl F + acosl F + asin F + asinf F + asinh F + asinhf F + asinhl F + asinl F + atan F + atan2 F + atan2f F + atan2l F + atanf F + atanh F + atanhf F + atanhl F + atanl F + cabs F + cabsf F + cabsl F + cacos F + cacosf F + cacosh F + cacoshf F + cacoshl F + cacosl F + carg F + cargf F + cargl F + casin F + casinf F + casinh F + casinhf F + casinhl F + casinl F + catan F + catanf F + catanh F + catanhf F + catanhl F + catanl F + cbrt F + cbrtf F + cbrtl F + ccos F + ccosf F + ccosh F + ccoshf F + ccoshl F + ccosl F + ceil F + ceilf F + ceill F + cexp F + cexpf F + cexpl F + cimag F + cimagf F + cimagl F + clog F + clog10 F + clog10f F + clog10l F + clogf F + clogl F + conj F + conjf F + conjl F + copysign F + copysignf F + copysignl F + cos F + cosf F + cosh F + coshf F + coshl F + cosl F + cpow F + cpowf F + cpowl F + cproj F + cprojf F + cprojl F + creal F + crealf F + creall F + csin F + csinf F + csinh F + csinhf F + csinhl F + csinl F + csqrt F + csqrtf F + csqrtl F + ctan F + ctanf F + ctanh F + ctanhf F + ctanhl F + ctanl F + drem F + dremf F + dreml F + erf F + erfc F + erfcf F + erfcl F + erff F + erfl F + exp F + exp10 F + exp10f F + exp10l F + exp2 F + exp2f F + exp2l F + expf F + expl F + expm1 F + expm1f F + expm1l F + fabs F + fabsf F + fabsl F + fdim F + fdimf F + fdiml F + feclearexcept F + fedisableexcept F + feenableexcept F + fegetenv F + fegetexcept F + fegetexceptflag F + fegetround F + feholdexcept F + feraiseexcept F + fesetenv F + fesetexceptflag F + fesetround F + fetestexcept F + feupdateenv F + finite F + finitef F + finitel F + floor F + floorf F + floorl F + fma F + fmaf F + fmal F + fmax F + fmaxf F + fmaxl F + fmin F + fminf F + fminl F + fmod F + fmodf F + fmodl F + frexp F + frexpf F + frexpl F + gamma F + gammaf F + gammal F + hypot F + hypotf F + hypotl F + ilogb F + ilogbf F + ilogbl F + j0 F + j0f F + j0l F + j1 F + j1f F + j1l F + jn F + jnf F + jnl F + ldexp F + ldexpf F + ldexpl F + lgamma F + lgamma_r F + lgammaf F + lgammaf_r F + lgammal F + lgammal_r F + llrint F + llrintf F + llrintl F + llround F + llroundf F + llroundl F + log F + log10 F + log10f F + log10l F + log1p F + log1pf F + log1pl F + log2 F + log2f F + log2l F + logb F + logbf F + logbl F + logf F + logl F + lrint F + lrintf F + lrintl F + lround F + lroundf F + lroundl F + matherr F + modf F + modff F + modfl F + nan F + nanf F + nanl F + nearbyint F + nearbyintf F + nearbyintl F + nextafter F + nextafterf F + nextafterl F + nexttoward F + nexttowardf F + nexttowardl F + pow F + pow10 F + pow10f F + pow10l F + powf F + powl F + remainder F + remainderf F + remainderl F + remquo F + remquof F + remquol F + rint F + rintf F + rintl F + round F + roundf F + roundl F + scalb F + scalbf F + scalbl F + scalbln F + scalblnf F + scalblnl F + scalbn F + scalbnf F + scalbnl F + signgam D 0x4 + significand F + significandf F + significandl F + sin F + sincos F + sincosf F + sincosl F + sinf F + sinh F + sinhf F + sinhl F + sinl F + sqrt F + sqrtf F + sqrtl F + tan F + tanf F + tanh F + tanhf F + tanhl F + tanl F + tgamma F + tgammaf F + tgammal F + trunc F + truncf F + truncl F + y0 F + y0f F + y0l F + y1 F + y1f F + y1l F + yn F + ynf F + ynl F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libnsl.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libnsl.abilist new file mode 100644 index 000000000..763b8dc16 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libnsl.abilist @@ -0,0 +1,123 @@ +GLIBC_2.17 + GLIBC_2.17 A + __free_fdresult F + __nis_default_access F + __nis_default_group F + __nis_default_owner F + __nis_default_ttl F + __nis_finddirectory F + __nis_hash F + __nisbind_connect F + __nisbind_create F + __nisbind_destroy F + __nisbind_next F + __yp_check F + nis_add F + nis_add_entry F + nis_addmember F + nis_checkpoint F + nis_clone_directory F + nis_clone_object F + nis_clone_result F + nis_creategroup F + nis_destroy_object F + nis_destroygroup F + nis_dir_cmp F + nis_domain_of F + nis_domain_of_r F + nis_first_entry F + nis_free_directory F + nis_free_object F + nis_free_request F + nis_freenames F + nis_freeresult F + nis_freeservlist F + nis_freetags F + nis_getnames F + nis_getservlist F + nis_ismember F + nis_leaf_of F + nis_leaf_of_r F + nis_lerror F + nis_list F + nis_local_directory F + nis_local_group F + nis_local_host F + nis_local_principal F + nis_lookup F + nis_mkdir F + nis_modify F + nis_modify_entry F + nis_name_of F + nis_name_of_r F + nis_next_entry F + nis_perror F + nis_ping F + nis_print_directory F + nis_print_entry F + nis_print_group F + nis_print_group_entry F + nis_print_link F + nis_print_object F + nis_print_result F + nis_print_rights F + nis_print_table F + nis_read_obj F + nis_remove F + nis_remove_entry F + nis_removemember F + nis_rmdir F + nis_servstate F + nis_sperrno F + nis_sperror F + nis_sperror_r F + nis_stats F + nis_verifygroup F + nis_write_obj F + readColdStartFile F + writeColdStartFile F + xdr_cback_data F + xdr_domainname F + xdr_keydat F + xdr_mapname F + xdr_obj_p F + xdr_peername F + xdr_valdat F + xdr_yp_buf F + xdr_ypall F + xdr_ypbind_binding F + xdr_ypbind_resp F + xdr_ypbind_resptype F + xdr_ypbind_setdom F + xdr_ypdelete_args F + xdr_ypmap_parms F + xdr_ypmaplist F + xdr_yppush_status F + xdr_yppushresp_xfr F + xdr_ypreq_key F + xdr_ypreq_nokey F + xdr_ypreq_xfr F + xdr_ypresp_all F + xdr_ypresp_key_val F + xdr_ypresp_maplist F + xdr_ypresp_master F + xdr_ypresp_order F + xdr_ypresp_val F + xdr_ypresp_xfr F + xdr_ypstat F + xdr_ypupdate_args F + xdr_ypxfrstat F + yp_all F + yp_bind F + yp_first F + yp_get_default_domain F + yp_maplist F + yp_master F + yp_match F + yp_next F + yp_order F + yp_unbind F + yp_update F + ypbinderr_string F + yperr_string F + ypprot_err F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libpthread.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libpthread.abilist new file mode 100644 index 000000000..031c70e8a --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libpthread.abilist @@ -0,0 +1,225 @@ +GLIBC_2.17 + GLIBC_2.17 A + _IO_flockfile F + _IO_ftrylockfile F + _IO_funlockfile F + __close F + __connect F + __errno_location F + __fcntl F + __fork F + __h_errno_location F + __libc_allocate_rtsig F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __lseek F + __nanosleep F + __open F + __open64 F + __pread64 F + __pthread_cleanup_routine F + __pthread_getspecific F + __pthread_key_create F + __pthread_mutex_destroy F + __pthread_mutex_init F + __pthread_mutex_lock F + __pthread_mutex_trylock F + __pthread_mutex_unlock F + __pthread_mutexattr_destroy F + __pthread_mutexattr_init F + __pthread_mutexattr_settype F + __pthread_once F + __pthread_register_cancel F + __pthread_register_cancel_defer F + __pthread_rwlock_destroy F + __pthread_rwlock_init F + __pthread_rwlock_rdlock F + __pthread_rwlock_tryrdlock F + __pthread_rwlock_trywrlock F + __pthread_rwlock_unlock F + __pthread_rwlock_wrlock F + __pthread_setspecific F + __pthread_unregister_cancel F + __pthread_unregister_cancel_restore F + __pthread_unwind_next F + __pwrite64 F + __read F + __res_state F + __send F + __sigaction F + __vfork F + __wait F + __write F + _pthread_cleanup_pop F + _pthread_cleanup_pop_restore F + _pthread_cleanup_push F + _pthread_cleanup_push_defer F + accept F + close F + connect F + fcntl F + flockfile F + fork F + fsync F + ftrylockfile F + funlockfile F + longjmp F + lseek F + lseek64 F + msync F + nanosleep F + open F + open64 F + pause F + pread F + pread64 F + pthread_atfork F + pthread_attr_destroy F + pthread_attr_getaffinity_np F + pthread_attr_getdetachstate F + pthread_attr_getguardsize F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_getstack F + pthread_attr_getstackaddr F + pthread_attr_getstacksize F + pthread_attr_init F + pthread_attr_setaffinity_np F + pthread_attr_setdetachstate F + pthread_attr_setguardsize F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_attr_setstack F + pthread_attr_setstackaddr F + pthread_attr_setstacksize F + pthread_barrier_destroy F + pthread_barrier_init F + pthread_barrier_wait F + pthread_barrierattr_destroy F + pthread_barrierattr_getpshared F + pthread_barrierattr_init F + pthread_barrierattr_setpshared F + pthread_cancel F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_getclock F + pthread_condattr_getpshared F + pthread_condattr_init F + pthread_condattr_setclock F + pthread_condattr_setpshared F + pthread_create F + pthread_detach F + pthread_equal F + pthread_exit F + pthread_getaffinity_np F + pthread_getattr_np F + pthread_getconcurrency F + pthread_getcpuclockid F + pthread_getname_np F + pthread_getschedparam F + pthread_getspecific F + pthread_join F + pthread_key_create F + pthread_key_delete F + pthread_kill F + pthread_kill_other_threads_np F + pthread_mutex_consistent F + pthread_mutex_consistent_np F + pthread_mutex_destroy F + pthread_mutex_getprioceiling F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_setprioceiling F + pthread_mutex_timedlock F + pthread_mutex_trylock F + pthread_mutex_unlock F + pthread_mutexattr_destroy F + pthread_mutexattr_getkind_np F + pthread_mutexattr_getprioceiling F + pthread_mutexattr_getprotocol F + pthread_mutexattr_getpshared F + pthread_mutexattr_getrobust F + pthread_mutexattr_getrobust_np F + pthread_mutexattr_gettype F + pthread_mutexattr_init F + pthread_mutexattr_setkind_np F + pthread_mutexattr_setprioceiling F + pthread_mutexattr_setprotocol F + pthread_mutexattr_setpshared F + pthread_mutexattr_setrobust F + pthread_mutexattr_setrobust_np F + pthread_mutexattr_settype F + pthread_once F + pthread_rwlock_destroy F + pthread_rwlock_init F + pthread_rwlock_rdlock F + pthread_rwlock_timedrdlock F + pthread_rwlock_timedwrlock F + pthread_rwlock_tryrdlock F + pthread_rwlock_trywrlock F + pthread_rwlock_unlock F + pthread_rwlock_wrlock F + pthread_rwlockattr_destroy F + pthread_rwlockattr_getkind_np F + pthread_rwlockattr_getpshared F + pthread_rwlockattr_init F + pthread_rwlockattr_setkind_np F + pthread_rwlockattr_setpshared F + pthread_self F + pthread_setaffinity_np F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setconcurrency F + pthread_setname_np F + pthread_setschedparam F + pthread_setschedprio F + pthread_setspecific F + pthread_sigmask F + pthread_sigqueue F + pthread_spin_destroy F + pthread_spin_init F + pthread_spin_lock F + pthread_spin_trylock F + pthread_spin_unlock F + pthread_testcancel F + pthread_timedjoin_np F + pthread_tryjoin_np F + pthread_yield F + pwrite F + pwrite64 F + raise F + read F + recv F + recvfrom F + recvmsg F + sem_close F + sem_destroy F + sem_getvalue F + sem_init F + sem_open F + sem_post F + sem_timedwait F + sem_trywait F + sem_unlink F + sem_wait F + send F + sendmsg F + sendto F + sigaction F + siglongjmp F + sigwait F + system F + tcdrain F + vfork F + wait F + waitpid F + write F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libresolv.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libresolv.abilist new file mode 100644 index 000000000..ed312c0e6 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libresolv.abilist @@ -0,0 +1,93 @@ +GLIBC_2.17 + GLIBC_2.17 A + __b64_ntop F + __b64_pton F + __dn_comp F + __dn_count_labels F + __dn_expand F + __dn_skipname F + __fp_nquery F + __fp_query F + __fp_resstat F + __hostalias F + __loc_aton F + __loc_ntoa F + __p_cdname F + __p_cdnname F + __p_class F + __p_class_syms D 0xa8 + __p_fqname F + __p_fqnname F + __p_option F + __p_query F + __p_rcode F + __p_secstodate F + __p_time F + __p_type F + __p_type_syms D 0x450 + __putlong F + __putshort F + __res_close F + __res_dnok F + __res_hnok F + __res_hostalias F + __res_isourserver F + __res_mailok F + __res_mkquery F + __res_nameinquery F + __res_nmkquery F + __res_nquery F + __res_nquerydomain F + __res_nsearch F + __res_nsend F + __res_ownok F + __res_queriesmatch F + __res_query F + __res_querydomain F + __res_search F + __res_send F + __sym_ntop F + __sym_ntos F + __sym_ston F + _gethtbyaddr F + _gethtbyname F + _gethtbyname2 F + _gethtent F + _getlong F + _getshort F + _res_opcodes D 0x80 + _sethtent F + inet_net_ntop F + inet_net_pton F + inet_neta F + ns_datetosecs F + ns_format_ttl F + ns_get16 F + ns_get32 F + ns_initparse F + ns_makecanon F + ns_msg_getflag F + ns_name_compress F + ns_name_ntol F + ns_name_ntop F + ns_name_pack F + ns_name_pton F + ns_name_rollback F + ns_name_skip F + ns_name_uncompress F + ns_name_unpack F + ns_parse_ttl F + ns_parserr F + ns_put16 F + ns_put32 F + ns_samedomain F + ns_samename F + ns_skiprr F + ns_sprintrr F + ns_sprintrrf F + ns_subdomain F + res_gethostbyaddr F + res_gethostbyname F + res_gethostbyname2 F + res_send_setqhook F + res_send_setrhook F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/librt.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/librt.abilist new file mode 100644 index 000000000..f89f83ea8 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/librt.abilist @@ -0,0 +1,37 @@ +GLIBC_2.17 + GLIBC_2.17 A + __mq_open_2 F + aio_cancel F + aio_cancel64 F + aio_error F + aio_error64 F + aio_fsync F + aio_fsync64 F + aio_init F + aio_read F + aio_read64 F + aio_return F + aio_return64 F + aio_suspend F + aio_suspend64 F + aio_write F + aio_write64 F + lio_listio F + lio_listio64 F + mq_close F + mq_getattr F + mq_notify F + mq_open F + mq_receive F + mq_send F + mq_setattr F + mq_timedreceive F + mq_timedsend F + mq_unlink F + shm_open F + shm_unlink F + timer_create F + timer_delete F + timer_getoverrun F + timer_gettime F + timer_settime F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libthread_db.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libthread_db.abilist new file mode 100644 index 000000000..52f8d0793 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libthread_db.abilist @@ -0,0 +1,42 @@ +GLIBC_2.17 + GLIBC_2.17 A + td_init F + td_log F + td_symbol_list F + td_ta_clear_event F + td_ta_delete F + td_ta_enable_stats F + td_ta_event_addr F + td_ta_event_getmsg F + td_ta_get_nthreads F + td_ta_get_ph F + td_ta_get_stats F + td_ta_map_id2thr F + td_ta_map_lwp2thr F + td_ta_new F + td_ta_reset_stats F + td_ta_set_event F + td_ta_setconcurrency F + td_ta_thr_iter F + td_ta_tsd_iter F + td_thr_clear_event F + td_thr_dbresume F + td_thr_dbsuspend F + td_thr_event_enable F + td_thr_event_getmsg F + td_thr_get_info F + td_thr_getfpregs F + td_thr_getgregs F + td_thr_getxregs F + td_thr_getxregsize F + td_thr_set_event F + td_thr_setfpregs F + td_thr_setgregs F + td_thr_setprio F + td_thr_setsigpending F + td_thr_setxregs F + td_thr_sigsetmask F + td_thr_tls_get_addr F + td_thr_tlsbase F + td_thr_tsd F + td_thr_validate F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libutil.abilist b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libutil.abilist new file mode 100644 index 000000000..7e75bb2ea --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/libutil.abilist @@ -0,0 +1,8 @@ +GLIBC_2.17 + GLIBC_2.17 A + forkpty F + login F + login_tty F + logout F + logwtmp F + openpty F diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/localplt.data b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/localplt.data new file mode 100644 index 000000000..84af95dc3 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/localplt.data @@ -0,0 +1,15 @@ +# See scripts/check-localplt.awk for how this file is processed. +# PLT use is required for the malloc family and for matherr because +# users can define their own functions and have library internals call them. +libc.so: calloc +libc.so: free +libc.so: malloc +libc.so: memalign +libc.so: realloc +libc.so: __signbit +libc.so: __signbitl +libm.so: matherr +libm.so: __signbit +libm.so: __signbitf +libm.so: __signbitl +libpthread.so: __errno_location diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/lowlevellock.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/lowlevellock.h new file mode 100644 index 000000000..e4f0c9427 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/lowlevellock.h @@ -0,0 +1,295 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LOWLEVELLOCK_H +#define _LOWLEVELLOCK_H 1 + +#include <time.h> +#include <sys/param.h> +#include <bits/pthreadtypes.h> +#include <atomic.h> +#include <sysdep.h> +#include <kernel-features.h> + +#define FUTEX_WAIT 0 +#define FUTEX_WAKE 1 +#define FUTEX_REQUEUE 3 +#define FUTEX_CMP_REQUEUE 4 +#define FUTEX_WAKE_OP 5 +#define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) +#define FUTEX_LOCK_PI 6 +#define FUTEX_UNLOCK_PI 7 +#define FUTEX_TRYLOCK_PI 8 +#define FUTEX_WAIT_BITSET 9 +#define FUTEX_WAKE_BITSET 10 +#define FUTEX_PRIVATE_FLAG 128 +#define FUTEX_CLOCK_REALTIME 256 + +#define FUTEX_BITSET_MATCH_ANY 0xffffffff + +/* Values for 'private' parameter of locking macros. Yes, the + definition seems to be backwards. But it is not. The bit will be + reversed before passing to the system call. */ +#define LLL_PRIVATE 0 +#define LLL_SHARED FUTEX_PRIVATE_FLAG + + +#if !defined NOT_IN_libc || defined IS_IN_rtld +/* In libc.so or ld.so all futexes are private. */ +# ifdef __ASSUME_PRIVATE_FUTEX +# define __lll_private_flag(fl, private) \ + ((fl) | FUTEX_PRIVATE_FLAG) +# else +# define __lll_private_flag(fl, private) \ + ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex)) +# endif +#else +# ifdef __ASSUME_PRIVATE_FUTEX +# define __lll_private_flag(fl, private) \ + (((fl) | FUTEX_PRIVATE_FLAG) ^ (private)) +# else +# define __lll_private_flag(fl, private) \ + (__builtin_constant_p (private) \ + ? ((private) == 0 \ + ? ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex)) \ + : (fl)) \ + : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ + & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) +# endif +#endif + + +#define lll_futex_wait(futexp, val, private) \ + lll_futex_timed_wait(futexp, val, NULL, private) + +#define lll_futex_timed_wait(futexp, val, timespec, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ + __lll_private_flag (FUTEX_WAIT, private), \ + (val), (timespec)); \ + __ret; \ + }) + +#define lll_futex_timed_wait_bitset(futexp, val, timespec, clockbit, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + int __op = FUTEX_WAIT_BITSET | clockbit; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (long) (futexp), \ + __lll_private_flag (__op, private), \ + (val), (timespec), NULL /* Unused. */, \ + FUTEX_BITSET_MATCH_ANY); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \ + }) + +#define lll_futex_wake(futexp, nr, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ + __lll_private_flag (FUTEX_WAKE, private), \ + (nr), 0); \ + __ret; \ + }) + +#define lll_robust_dead(futexv, private) \ + do \ + { \ + int *__futexp = &(futexv); \ + atomic_or (__futexp, FUTEX_OWNER_DIED); \ + lll_futex_wake (__futexp, 1, private); \ + } \ + while (0) + +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (FUTEX_CMP_REQUEUE, private),\ + (nr_wake), (nr_move), (mutex), (val)); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + + +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_wake_unlock(futexp, nr_wake, nr_wake2, futexp2, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (FUTEX_WAKE_OP, private), \ + (nr_wake), (nr_wake2), (futexp2), \ + FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + + +#define lll_trylock(lock) \ + atomic_compare_and_exchange_val_acq(&(lock), 1, 0) + +#define lll_cond_trylock(lock) \ + atomic_compare_and_exchange_val_acq(&(lock), 2, 0) + +#define __lll_robust_trylock(futex, id) \ + (atomic_compare_and_exchange_val_acq (futex, id, 0) != 0) +#define lll_robust_trylock(lock, id) \ + __lll_robust_trylock (&(lock), id) + +extern void __lll_lock_wait_private (int *futex) attribute_hidden; +extern void __lll_lock_wait (int *futex, int private) attribute_hidden; +extern int __lll_robust_lock_wait (int *futex, int private) attribute_hidden; + +#define __lll_lock(futex, private) \ + ((void) ({ \ + int *__futex = (futex); \ + if (__builtin_expect (atomic_compare_and_exchange_val_acq (__futex, \ + 1, 0), 0)) \ + { \ + if (__builtin_constant_p (private) && (private) == LLL_PRIVATE) \ + __lll_lock_wait_private (__futex); \ + else \ + __lll_lock_wait (__futex, private); \ + } \ + })) +#define lll_lock(futex, private) __lll_lock (&(futex), private) + + +#define __lll_robust_lock(futex, id, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \ + 0), 0)) \ + __val = __lll_robust_lock_wait (__futex, private); \ + __val; \ + }) +#define lll_robust_lock(futex, id, private) \ + __lll_robust_lock (&(futex), id, private) + + +#define __lll_cond_lock(futex, private) \ + ((void) ({ \ + int *__futex = (futex); \ + if (__builtin_expect (atomic_exchange_acq (__futex, 2), 0)) \ + __lll_lock_wait (__futex, private); \ + })) +#define lll_cond_lock(futex, private) __lll_cond_lock (&(futex), private) + + +#define lll_robust_cond_lock(futex, id, private) \ + __lll_robust_lock (&(futex), (id) | FUTEX_WAITERS, private) + + +extern int __lll_timedlock_wait (int *futex, const struct timespec *, + int private) attribute_hidden; +extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *, + int private) attribute_hidden; + +#define __lll_timedlock(futex, abstime, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_exchange_acq (__futex, 1), 0)) \ + __val = __lll_timedlock_wait (__futex, abstime, private); \ + __val; \ + }) +#define lll_timedlock(futex, abstime, private) \ + __lll_timedlock (&(futex), abstime, private) + + +#define __lll_robust_timedlock(futex, abstime, id, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \ + 0), 0)) \ + __val = __lll_robust_timedlock_wait (__futex, abstime, private); \ + __val; \ + }) +#define lll_robust_timedlock(futex, abstime, id, private) \ + __lll_robust_timedlock (&(futex), abstime, id, private) + + +#define __lll_unlock(futex, private) \ + (void) \ + ({ int *__futex = (futex); \ + int __oldval = atomic_exchange_rel (__futex, 0); \ + if (__builtin_expect (__oldval > 1, 0)) \ + lll_futex_wake (__futex, 1, private); \ + }) + +#define lll_unlock(futex, private) __lll_unlock(&(futex), private) + + +#define __lll_robust_unlock(futex, private) \ + (void) \ + ({ int *__futex = (futex); \ + int __oldval = atomic_exchange_rel (__futex, 0); \ + if (__builtin_expect (__oldval & FUTEX_WAITERS, 0)) \ + lll_futex_wake (__futex, 1, private); \ + }) +#define lll_robust_unlock(futex, private) \ + __lll_robust_unlock(&(futex), private) + + +#define lll_islocked(futex) \ + (futex != 0) + + +/* Our internal lock implementation is identical to the binary-compatible + mutex implementation. */ + +/* Initializers for lock. */ +#define LLL_LOCK_INITIALIZER (0) +#define LLL_LOCK_INITIALIZER_LOCKED (1) + +/* The states of a lock are: + 0 - untaken + 1 - taken by one user + >1 - taken by more users */ + +/* The kernel notifies a process which uses CLONE_CHILD_CLEARTID via futex + wakeup when the clone terminates. The memory location contains the + thread ID while the clone is running and is reset to zero + afterwards. */ +#define lll_wait_tid(tid) \ + do { \ + __typeof (tid) __tid; \ + while ((__tid = (tid)) != 0) \ + lll_futex_wait (&(tid), __tid, LLL_SHARED);\ + } while (0) + +extern int __lll_timedwait_tid (int *, const struct timespec *) + attribute_hidden; + +#define lll_timedwait_tid(tid, abstime) \ + ({ \ + int __res = 0; \ + if ((tid) != 0) \ + __res = __lll_timedwait_tid (&(tid), (abstime)); \ + __res; \ + }) + +#endif /* lowlevellock.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pt-vfork.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pt-vfork.S new file mode 100644 index 000000000..6096822cf --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pt-vfork.S @@ -0,0 +1,35 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <tcb-offsets.h> + +/* Save the PID value. */ +#define SAVE_PID \ + mrs x2, tpidr_el0; \ + sub x2, x2, #PTHREAD_SIZEOF; \ + ldr w3, [x2, #PTHREAD_PID_OFFSET]; \ + neg w0, w3; \ + str w0, [x2, #PTHREAD_PID_OFFSET] + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + cbz x0, 1f; \ + str w3, [x2, #PTHREAD_PID_OFFSET]; \ +1: + +#include "../vfork.S" diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pthread_once.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pthread_once.c new file mode 100644 index 000000000..0897e1e00 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/pthread_once.c @@ -0,0 +1,90 @@ +/* Copyright (C) 2004-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include "pthreadP.h" +#include <lowlevellock.h> + +unsigned long int __fork_generation attribute_hidden; + +static void +clear_once_control (void *arg) +{ + pthread_once_t *once_control = (pthread_once_t *) arg; + + *once_control = 0; + lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); +} + +int +__pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) +{ + for (;;) + { + int oldval; + int newval; + + /* Pseudo code: + newval = __fork_generation | 1; + oldval = *once_control; + if ((oldval & 2) == 0) + *once_control = newval; + Do this atomically. + */ + do + { + newval = __fork_generation | 1; + oldval = *once_control; + if (oldval & 2) + break; + } while (atomic_compare_and_exchange_val_acq (once_control, newval, oldval) != oldval); + + /* Check if the initializer has already been done. */ + if ((oldval & 2) != 0) + return 0; + + /* Check if another thread already runs the initializer. */ + if ((oldval & 1) == 0) + break; + + /* Check whether the initializer execution was interrupted by a fork. */ + if (oldval != newval) + break; + + /* Same generation, some other thread was faster. Wait. */ + lll_futex_wait (once_control, oldval, LLL_PRIVATE); + } + + /* This thread is the first here. Do the initialization. + Register a cleanup handler so that in case the thread gets + interrupted the initialization can be restarted. */ + pthread_cleanup_push (clear_once_control, once_control); + + init_routine (); + + pthread_cleanup_pop (0); + + /* Say that the initialisation is done. */ + *once_control = __fork_generation | 2; + + /* Wake up all other threads. */ + lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); + + return 0; +} +weak_alias (__pthread_once, pthread_once) +hidden_def (__pthread_once) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h new file mode 100644 index 000000000..e0e5cc057 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h @@ -0,0 +1,205 @@ +/* Copyright (C) 2003-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <tls.h> +#ifndef __ASSEMBLER__ +# include <nptl/pthreadP.h> +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt + +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .section ".text"; \ + .type __##syscall_name##_nocancel,%function; \ + .globl __##syscall_name##_nocancel; \ + __##syscall_name##_nocancel: \ + cfi_startproc; \ + DO_CALL (syscall_name, args); \ + PSEUDO_RET; \ + cfi_endproc; \ + .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ + ENTRY (name); \ + SINGLE_THREAD_P; \ + DOARGS_##args; \ + bne .Lpseudo_cancel; \ + DO_CALL (syscall_name, 0); \ + UNDOARGS_##args; \ + cmn x0, 4095; \ + PSEUDO_RET; \ + .Lpseudo_cancel: \ + DOCARGS_##args; /* save syscall args etc. around CENABLE. */ \ + CENABLE; \ + mov x16, x0; /* put mask in safe place. */ \ + UNDOCARGS_##args; /* restore syscall args. */ \ + mov x8, SYS_ify (syscall_name); /* do the call. */ \ + svc 0; \ + str x0, [sp, -16]!; /* save syscall return value. */ \ + cfi_adjust_cfa_offset (16); \ + mov x0, x16; /* get mask back. */ \ + CDISABLE; \ + ldr x0, [sp], 16; \ + cfi_adjust_cfa_offset (-16); \ + ldr x30, [sp], 16; \ + cfi_adjust_cfa_offset (-16); \ + cfi_restore (x30); \ + UNDOARGS_##args; \ + cmn x0, 4095; + +# define DOCARGS_0 \ + str x30, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x30, 0) + +# define UNDOCARGS_0 + +# define DOCARGS_1 \ + DOCARGS_0; \ + str x0, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x0, 0) + +# define UNDOCARGS_1 \ + ldr x0, [sp], 16; \ + cfi_restore (x0); \ + cfi_adjust_cfa_offset (-16); \ + +# define DOCARGS_2 \ + DOCARGS_1; \ + str x1, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x1, 0) + +# define UNDOCARGS_2 \ + ldr x1, [sp], 16; \ + cfi_restore (x1); \ + cfi_adjust_cfa_offset (-16); \ + UNDOCARGS_1 + +# define DOCARGS_3 \ + DOCARGS_2; \ + str x2, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x2, 0) + +# define UNDOCARGS_3 \ + ldr x2, [sp], 16; \ + cfi_restore (x2); \ + cfi_adjust_cfa_offset (-16); \ + UNDOCARGS_2 + +# define DOCARGS_4 \ + DOCARGS_3; \ + str x3, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x3, 0) + +# define UNDOCARGS_4 \ + ldr x3, [sp], 16; \ + cfi_restore (x3); \ + cfi_adjust_cfa_offset (-16); \ + UNDOCARGS_3 + +# define DOCARGS_5 \ + DOCARGS_4; \ + str x4, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x4, 0) + +# define UNDOCARGS_5 \ + ldr x4, [sp], 16; \ + cfi_restore (x4); \ + cfi_adjust_cfa_offset (-16); \ + UNDOCARGS_4 + +# define DOCARGS_6 \ + DOCARGS_5; \ + str x5, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x5, 0) + +# define UNDOCARGS_6 \ + ldr x5, [sp], 16; \ + cfi_restore (x5); \ + cfi_adjust_cfa_offset (-16); \ + UNDOCARGS_5 + +# ifdef IS_IN_libpthread +# define CENABLE bl __pthread_enable_asynccancel +# define CDISABLE bl __pthread_disable_asynccancel +# define __local_multiple_threads __pthread_multiple_threads +# elif !defined NOT_IN_libc +# define CENABLE bl __libc_enable_asynccancel +# define CDISABLE bl __libc_disable_asynccancel +# define __local_multiple_threads __libc_multiple_threads +# elif defined IS_IN_librt +# define CENABLE bl __librt_enable_asynccancel +# define CDISABLE bl __librt_disable_asynccancel +# else +# error Unsupported library +# endif + +# if defined IS_IN_libpthread || !defined NOT_IN_libc +# ifndef __ASSEMBLER__ +extern int __local_multiple_threads attribute_hidden; +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +# define SINGLE_THREAD_P \ + adrp x16, __local_multiple_threads; \ + add x16, x16, #:lo12:__local_multiple_threads; \ + ldr x16, [x16]; \ + cmp x16, 0; +# endif +# else +/* There is no __local_multiple_threads for librt, so use the TCB. */ +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P \ + stp x0, x30, [sp, -16]!; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (x0, 0); \ + cfi_rel_offset (x30, 8); \ + bl __read_tp; \ + sub x0, x0, PTHREAD_SIZEOF; \ + ldr x16, [x0, PTHREAD_MULTIPLE_THREADS_OFFSET]; \ + ldp x0, x30, [sp], 16; \ + cfi_restore (x0); \ + cfi_restore (x30); \ + cfi_adjust_cfa_offset (-16); \ + cmp x16, 0 +# define SINGLE_THREAD_P_PIC(x) SINGLE_THREAD_P +# endif +# endif + +#elif !defined __ASSEMBLER__ + +/* For rtld, et cetera. */ +# define SINGLE_THREAD_P 1 +# define NO_CANCELLATION 1 + +#endif + +#ifndef __ASSEMBLER__ +# define RTLD_SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +#endif diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/vfork.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/vfork.S new file mode 100644 index 000000000..7e9342a5f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/vfork.S @@ -0,0 +1,37 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <tcb-offsets.h> + +/* Save the PID value. */ +#define SAVE_PID \ + mrs x2, tpidr_el0; \ + sub x2, x2, #PTHREAD_SIZEOF; \ + ldr w3, [x2, #PTHREAD_PID_OFFSET]; \ + cmp w3, #0; \ + mov w0, #0x80000000; \ + csneg w0, w0, w3, eq; \ + str w0, [x2, #PTHREAD_PID_OFFSET] + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + cbz x0, 1f; /* If we are the parent... */ \ + str w3, [x2, #PTHREAD_PID_OFFSET]; /* restore the saved PID. */ \ +1: + +#include "../vfork.S" diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/profil-counter.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/profil-counter.h new file mode 100644 index 000000000..65b96e59f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/profil-counter.h @@ -0,0 +1,20 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* We can use the ix86 version. */ +#include <sysdeps/unix/sysv/linux/i386/profil-counter.h> diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/setcontext.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/setcontext.S new file mode 100644 index 000000000..a98f67f7e --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/setcontext.S @@ -0,0 +1,89 @@ +/* Set current context. + + Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include "ucontext_i.h" +#include "ucontext-internal.h" + +/* int setcontext (const ucontext_t *ucp) */ + + .text + +ENTRY(__setcontext) + + /* Create a signal frame on the stack: + + fp + lr + ... + sp-> rt_sigframe + */ + + stp x29, x30, [sp, -16]! + cfi_adjust_cfa_offset (16) + cfi_rel_offset (x29, 0) + cfi_rel_offset (x30, 8) + + mov x29, sp + cfi_def_cfa_register (x29) + + /* Allocate space for the sigcontext. */ + mov w3, #((RT_SIGFRAME_SIZE + SP_ALIGN_SIZE) & SP_ALIGN_MASK) + sub sp, sp, x3 + + /* Compute the base address of the ucontext structure. */ + add x1, sp, #RT_SIGFRAME_UCONTEXT + + /* Only ucontext is required in the frame, *copy* it in. */ + +#if UCONTEXT_SIZE % 16 +#error The implementation of setcontext.S assumes sizeof(ucontext_t) % 16 == 0 +#endif + + mov x2, #UCONTEXT_SIZE / 16 +0: + ldp x3, x4, [x0], #16 + stp x3, x4, [x1], #16 + sub x2, x2, 1 + cbnz x2, 0b + + /* rt_sigreturn () -- no arguments, sp points to struct rt_sigframe. */ + mov x8, SYS_ify (rt_sigreturn) + svc 0 + + /* Ooops we failed. Recover the stack */ + + mov sp, x29 + cfi_def_cfa_register (sp) + + ldp x29, x30, [sp], 16 + cfi_adjust_cfa_offset (16) + cfi_restore (x29) + cfi_restore (x30) + b C_SYMBOL_NAME(__syscall_error) + +PSEUDO_END (__setcontext) +weak_alias (__setcontext, setcontext) + +ENTRY(__startcontext) + mov x0, x19 + cbnz x0, __setcontext +1: b HIDDEN_JUMPTARGET(_exit) +END(__startcontext) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sigaction.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sigaction.c new file mode 100644 index 000000000..811230a1f --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sigaction.c @@ -0,0 +1,80 @@ +/* Copyright (C) 1997-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <signal.h> +#include <string.h> + +#include <sysdep.h> +#include <sys/syscall.h> + +#include <kernel-features.h> + +#define SA_RESTORER 0x04000000 + +/* The difference here is that the sigaction structure used in the + kernel is not the same as we use in the libc. Therefore we must + translate it here. */ +#include <kernel_sigaction.h> + +int +__libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) +{ + int result; + struct kernel_sigaction kact; + struct kernel_sigaction koact; + + if (act) + { + kact.k_sa_handler = act->sa_handler; + memcpy (&kact.sa_mask, &act->sa_mask, sizeof (sigset_t)); + kact.sa_flags = act->sa_flags; +#ifdef HAVE_SA_RESTORER + if (kact.sa_flags & SA_RESTORER) + kact.sa_restorer = act->sa_restorer; +#endif + } + + result = INLINE_SYSCALL (rt_sigaction, 4, sig, + act ? __ptrvalue (&kact) : NULL, + oact ? __ptrvalue (&koact) : NULL, _NSIG / 8); + if (result >= 0 || errno != ENOSYS) + { + if (oact && result >= 0) + { + oact->sa_handler = koact.k_sa_handler; + memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (sigset_t)); + oact->sa_flags = koact.sa_flags; +#ifdef HAVE_SA_RESTORER + oact->sa_restorer = koact.sa_restorer; +#endif + } + } + return result; +} +libc_hidden_def (__libc_sigaction) + +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + +#ifndef LIBC_SIGACTION +weak_alias (__libc_sigaction, __sigaction) +libc_hidden_weak (__sigaction) +weak_alias (__libc_sigaction, sigaction) +#endif diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/swapcontext.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/swapcontext.S new file mode 100644 index 000000000..ac5975ff3 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/swapcontext.S @@ -0,0 +1,100 @@ +/* Modify saved context. + + Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#include "ucontext_i.h" +#include "ucontext-internal.h" + +/* int swapcontext (ucontext_t *oucp, const ucontext_t *ucp) */ + + .text +ENTRY(__swapcontext) + /* Set the value returned when swapcontext() returns in this context. */ + str xzr, [x0, oX0 + 0 * SZREG] + + stp x18, x19, [x0, oX0 + 18 * SZREG] + stp x20, x21, [x0, oX0 + 20 * SZREG] + stp x22, x23, [x0, oX0 + 22 * SZREG] + stp x24, x25, [x0, oX0 + 24 * SZREG] + stp x26, x27, [x0, oX0 + 26 * SZREG] + stp x28, x29, [x0, oX0 + 28 * SZREG] + str x30, [x0, oX0 + 30 * SZREG] + str x30, [x0, oPC] + mov x2, sp + str x2, [x0, oSP] + + /* Figure out where to place the first context extension + block. */ + add x2, x0, #oEXTENSION + + /* Write the context extension fpsimd header. */ + mov w3, #(FPSIMD_MAGIC & 0xffff) + movk w3, #(FPSIMD_MAGIC >> 16), lsl #16 + str w3, [x2, #oHEAD + oMAGIC] + mov w3, #FPSIMD_CONTEXT_SIZE + str w3, [x2, #oHEAD + oSIZE] + + /* Fill in the FP SIMD context. */ + add x3, x2, #oV0 + 8 * SZVREG + stp d8, d9, [x3], #2 * SZVREG + stp d10, d11, [x3], #2 * SZVREG + stp d12, d13, [x3], #2 * SZVREG + stp d14, d15, [x3], #2 * SZVREG + + add x3, x2, #oFPSR + + mrs x4, fpsr + str w4, [x3, #oFPSR - oFPSR] + + mrs x4, fpcr + str w4, [x3, #oFPCR - oFPSR] + + /* Write the termination context extension header. */ + add x2, x2, #FPSIMD_CONTEXT_SIZE + + str xzr, [x2, #oHEAD + oMAGIC] + str xzr, [x2, #oHEAD + oSIZE] + + /* Preserve ucp. */ + mov x21, x1 + + /* rt_sigprocmask (SIG_SETMASK, &ucp->uc_sigmask, &oucp->uc_sigmask, + _NSIG8) */ + /* Grab the signal mask */ + /* rt_sigprocmask (SIG_BLOCK, NULL, &ucp->uc_sigmask, _NSIG8) */ + add x2, x0, #UCONTEXT_SIGMASK + mov x0, SIG_BLOCK + mov x1, 0 + mov x3, _NSIG8 + mov x8, SYS_ify (rt_sigprocmask) + svc 0 + cbnz x0, 1f + + mov x22, x30 + mov x0, x21 + bl JUMPTARGET (__setcontext) + mov x30, x22 + RET + +1: + b C_SYMBOL_NAME(__syscall_error) +PSEUDO_END (__swapcontext) +weak_alias (__swapcontext, swapcontext) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/elf.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/elf.h new file mode 100644 index 000000000..6e8827c02 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/elf.h @@ -0,0 +1,26 @@ +/* Copyright (C) 1996-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_ELF_H +#define _SYS_ELF_H 1 + +#warning "This header is obsolete; use <sys/procfs.h> instead." + +#include <sys/procfs.h> + +#endif /* sys/elf.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/procfs.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/procfs.h new file mode 100644 index 000000000..95237c467 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/procfs.h @@ -0,0 +1,134 @@ +/* Copyright (C) 1996-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_PROCFS_H +#define _SYS_PROCFS_H 1 + +/* This is somewhat modelled after the file of the same name on SVR4 + systems. It provides a definition of the core file format for ELF + used on Linux. It doesn't have anything to do with the /proc file + system, even though Linux has one. + + Anyway, the whole purpose of this file is for GDB and GDB only. + Don't read too much into it. Don't use it for anything other than + GDB unless you know what you are doing. */ + +#include <features.h> +#include <sys/time.h> +#include <sys/types.h> +#include <sys/user.h> + +/* We need to see the definition of struct pt_regs but do not want the + linux PTRACE_* defines since they conflict with the generic eglibc + definitions in sys/ptrace.h Hence the undef's below. */ +#include <asm/ptrace.h> + +#undef PTRACE_GET_THREAD_AREA +#undef PTRACE_GETHBPREGS +#undef PTRACE_SETHBPREGS + +#include <sys/user.h> + +__BEGIN_DECLS + +/* Type for a general-purpose register. */ +typedef unsigned long elf_greg_t; + +/* And the whole bunch of them. We could have used `struct + pt_regs' directly in the typedef, but tradition says that + the register set is an array, which does have some peculiar + semantics, so leave it that way. */ +#define ELF_NGREG (sizeof (struct user_pt_regs) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +/* Register set for the floating-point registers. */ +typedef struct user_fpsimd_state elf_fpregset_t; + +/* Signal info. */ +struct elf_siginfo + { + int si_signo; /* Signal number. */ + int si_code; /* Extra code. */ + int si_errno; /* Errno. */ + }; + +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with Linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + GDB doesn't really use excluded. */ + +struct elf_prstatus + { + struct elf_siginfo pr_info; /* Info associated with signal. */ + short int pr_cursig; /* Current signal. */ + unsigned long int pr_sigpend; /* Set of pending signals. */ + unsigned long int pr_sighold; /* Set of held signals. */ + __pid_t pr_pid; + __pid_t pr_ppid; + __pid_t pr_pgrp; + __pid_t pr_sid; + struct timeval pr_utime; /* User time. */ + struct timeval pr_stime; /* System time. */ + struct timeval pr_cutime; /* Cumulative user time. */ + struct timeval pr_cstime; /* Cumulative system time. */ + elf_gregset_t pr_reg; /* GP registers. */ + int pr_fpvalid; /* True if math copro being used. */ + }; + + +#define ELF_PRARGSZ (80) /* Number of chars for args. */ + +struct elf_prpsinfo + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + unsigned long int pr_flag; /* Flags. */ + unsigned short int pr_uid; + unsigned short int pr_gid; + int pr_pid, pr_ppid, pr_pgrp, pr_sid; + /* Lots missing */ + char pr_fname[16]; /* Filename of executable. */ + char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ + }; + +/* The rest of this file provides the types for emulation of the + Solaris <proc_service.h> interfaces that should be implemented by + users of libthread_db. */ + +/* Addresses. */ +typedef void *psaddr_t; + +/* Register sets. Linux has different names. */ +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; + +/* We don't have any differences between processes and threads, + therefore have only one PID type. */ +typedef __pid_t lwpid_t; + +/* Process status and info. In the end we do provide typedefs for them. */ +typedef struct elf_prstatus prstatus_t; +typedef struct elf_prpsinfo prpsinfo_t; + +__END_DECLS + +#endif /* sys/procfs.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h new file mode 100644 index 000000000..2d916814c --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h @@ -0,0 +1,175 @@ +/* `ptrace' debugger support interface. Linux version. + Copyright (C) 1996-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_PTRACE_H +#define _SYS_PTRACE_H 1 + +#include <features.h> + +__BEGIN_DECLS + +/* Type of the REQUEST argument to `ptrace.' */ +enum __ptrace_request +{ + /* Indicate that the process making this request should be traced. + All signals received by this process can be intercepted by its + parent, and its parent can use the other `ptrace' requests. */ + PTRACE_TRACEME = 0, +#define PT_TRACE_ME PTRACE_TRACEME + + /* Return the word in the process's text space at address ADDR. */ + PTRACE_PEEKTEXT = 1, +#define PT_READ_I PTRACE_PEEKTEXT + + /* Return the word in the process's data space at address ADDR. */ + PTRACE_PEEKDATA = 2, +#define PT_READ_D PTRACE_PEEKDATA + + /* Return the word in the process's user area at offset ADDR. */ + PTRACE_PEEKUSER = 3, +#define PT_READ_U PTRACE_PEEKUSER + + /* Write the word DATA into the process's text space at address ADDR. */ + PTRACE_POKETEXT = 4, +#define PT_WRITE_I PTRACE_POKETEXT + + /* Write the word DATA into the process's data space at address ADDR. */ + PTRACE_POKEDATA = 5, +#define PT_WRITE_D PTRACE_POKEDATA + + /* Write the word DATA into the process's user area at offset ADDR. */ + PTRACE_POKEUSER = 6, +#define PT_WRITE_U PTRACE_POKEUSER + + /* Continue the process. */ + PTRACE_CONT = 7, +#define PT_CONTINUE PTRACE_CONT + + /* Kill the process. */ + PTRACE_KILL = 8, +#define PT_KILL PTRACE_KILL + + /* Single step the process. */ + PTRACE_SINGLESTEP = 9, +#define PT_STEP PTRACE_SINGLESTEP + + /* Attach to a process that is already running. */ + PTRACE_ATTACH = 16, +#define PT_ATTACH PTRACE_ATTACH + + /* Detach from a process attached to with PTRACE_ATTACH. */ + PTRACE_DETACH = 17, +#define PT_DETACH PTRACE_DETACH + + PTRACE_GET_THREAD_AREA = 22, + + /* Continue and stop at the next (return from) syscall. */ + PTRACE_SYSCALL = 24, +#define PT_SYSCALL PTRACE_SYSCALL + + /* Get all hardware breakpoint registers. */ + PTRACE_GETHBPREGS = 29, + + /* Set all hardware breakpoint registers. */ + PTRACE_SETHBPREGS = 30, + + /* Set ptrace filter options. */ + PTRACE_SETOPTIONS = 0x4200, +#define PT_SETOPTIONS PTRACE_SETOPTIONS + + /* Get last ptrace message. */ + PTRACE_GETEVENTMSG = 0x4201, +#define PT_GETEVENTMSG PTRACE_GETEVENTMSG + + /* Get siginfo for process. */ + PTRACE_GETSIGINFO = 0x4202, +#define PT_GETSIGINFO PTRACE_GETSIGINFO + + /* Set new siginfo for process. */ + PTRACE_SETSIGINFO = 0x4203, +#define PT_SETSIGINFO PTRACE_SETSIGINFO + + /* Get register content. */ + PTRACE_GETREGSET = 0x4204, +#define PTRACE_GETREGSET PTRACE_GETREGSET + + /* Set register content. */ + PTRACE_SETREGSET = 0x4205, +#define PTRACE_SETREGSET PTRACE_SETREGSET + + /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect + signal or group stop state. */ + PTRACE_SEIZE = 0x4206, +#define PTRACE_SEIZE PTRACE_SEIZE + + /* Trap seized trace. */ + PTRACE_INTERRUPT = 0x4207, +#define PTRACE_INTERRUPT PTRACE_INTERRUPT + + /* Wait for next group event. */ + PTRACE_LISTEN = 0x4208 +}; + + +/* Flag for PTRACE_LISTEN. */ +enum __ptrace_flags +{ + PTRACE_SEIZE_DEVEL = 0x80000000 +}; + +/* Options set using PTRACE_SETOPTIONS. */ +enum __ptrace_setoptions +{ + PTRACE_O_TRACESYSGOOD = 0x00000001, + PTRACE_O_TRACEFORK = 0x00000002, + PTRACE_O_TRACEVFORK = 0x00000004, + PTRACE_O_TRACECLONE = 0x00000008, + PTRACE_O_TRACEEXEC = 0x00000010, + PTRACE_O_TRACEVFORKDONE = 0x00000020, + PTRACE_O_TRACEEXIT = 0x00000040, + PTRACE_O_TRACESECCOMP = 0x00000080, + PTRACE_O_MASK = 0x000000ff +}; + +/* Wait extended result codes for the above trace options. */ +enum __ptrace_eventcodes +{ + PTRACE_EVENT_FORK = 1, + PTRACE_EVENT_VFORK = 2, + PTRACE_EVENT_CLONE = 3, + PTRACE_EVENT_EXEC = 4, + PTRACE_EVENT_VFORK_DONE = 5, + PTRACE_EVENT_EXIT = 6, + PTRACE_EVENT_SECCOMP = 7 +}; + +/* Perform process tracing functions. REQUEST is one of the values + above, and determines the action to be taken. + For all requests except PTRACE_TRACEME, PID specifies the process to be + traced. + + PID and the other arguments described above for the various requests should + appear (those that are used for the particular request) as: + pid_t PID, void *ADDR, int DATA, void *ADDR2 + after REQUEST. */ +extern long int ptrace (enum __ptrace_request __request, ...) __THROW; + +__END_DECLS + +#endif /* _SYS_PTRACE_H */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ucontext.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ucontext.h new file mode 100644 index 000000000..8a8d41f15 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/ucontext.h @@ -0,0 +1,56 @@ +/* Copyright (C) 1998-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* System V/AArch64 ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> +#include <signal.h> +#include <sys/procfs.h> + +/* We need the signal context definitions even if they are not used + included in <signal.h>. */ +#include <bits/sigcontext.h> + +typedef int greg_t; + +/* Container for all general registers. */ +typedef elf_gregset_t gregset_t; + +/* Structure to describe FPU registers. */ +typedef elf_fpregset_t fpregset_t; + +/* Context to describe whole processor state. This only describes + the core registers; coprocessor registers get saved elsewhere + (e.g. in uc_regspace, or somewhere unspecified on the stack + during non-RT signal handlers). */ +typedef struct sigcontext mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + __sigset_t uc_sigmask; + mcontext_t uc_mcontext; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/user.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/user.h new file mode 100644 index 000000000..6d8467956 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sys/user.h @@ -0,0 +1,31 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +/* We need to see the definition of struct pt_regs but do not want the + linux PTRACE_* defines since they conflict with the generic glibc + definitions in sys/ptrace.h Hence the undef's below. */ +#include <asm/ptrace.h> + +#undef PTRACE_GET_THREAD_AREA +#undef PTRACE_GETHBPREGS +#undef PTRACE_SETHBPREGS + +#endif diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/syscall.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/syscall.S new file mode 100644 index 000000000..574fdf19b --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/syscall.S @@ -0,0 +1,44 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* syscall (int nr, ...) + + AArch64 system calls take between 0 and 7 arguments. On entry here nr + is in w0 and any other system call arguments are in register x1..x7. + + For kernel entry we need to move the system call nr to x8 then + load the remaining arguments to register. */ + +ENTRY (syscall) + uxtw x8, w0 + mov x0, x1 + mov x1, x2 + mov x2, x3 + mov x3, x4 + mov x4, x5 + mov x5, x6 + mov x6, x7 + svc 0x0 + cmn x0, #4095 + b.cs 1f + RET +1: + b SYSCALL_ERROR +PSEUDO_END (syscall) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.c b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.c new file mode 100644 index 000000000..a2c5f8045 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.c @@ -0,0 +1,33 @@ +/* Copyright (C) 2011, 2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <errno.h> + +long __syscall_error (long err); +hidden_proto (__syscall_error) + +/* This routine is jumped to by all the syscall handlers, to stash + an error number into errno. */ +long +__syscall_error (long err) +{ + __set_errno (- err); + return -1; +} +hidden_def (__syscall_error) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.h new file mode 100644 index 000000000..62871d4fe --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/sysdep.h @@ -0,0 +1,381 @@ +/* Copyright (C) 2005-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LINUX_AARCH64_SYSDEP_H +#define _LINUX_AARCH64_SYSDEP_H 1 + +#include <sysdeps/unix/sysdep.h> +#include <sysdeps/aarch64/sysdep.h> +#include <sysdeps/unix/sysv/linux/generic/sysdep.h> + +/* Defines RTLD_PRIVATE_ERRNO and USE_DL_SYSINFO. */ +#include <dl-sysdep.h> + +#include <tls.h> + +/* In order to get __set_errno() definition in INLINE_SYSCALL. */ +#ifndef __ASSEMBLER__ +#include <errno.h> +#endif + +/* For Linux we can use the system call table in the header file + /usr/include/asm/unistd.h + of the kernel. But these symbols do not follow the SYS_* syntax + so we have to redefine the `SYS_ify' macro here. */ +#undef SYS_ify +#define SYS_ify(syscall_name) (__NR_##syscall_name) + +#ifdef __ASSEMBLER__ + +/* Linux uses a negative return value to indicate syscall errors, + unlike most Unices, which use the condition codes' carry flag. + + Since version 2.1 the return value of a system call might be + negative even if the call succeeded. E.g., the `lseek' system call + might return a large offset. Therefore we must not anymore test + for < 0, but test for a real error by making sure the value in R0 + is a real error number. Linus said he will make sure the no syscall + returns a value in -1 .. -4095 as a valid result so we can safely + test with -4095. */ + +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name); \ + DO_CALL (syscall_name, args); \ + cmn x0, #4095; + +/* Notice the use of 'RET' instead of 'ret' the assembler is case + insensitive and eglibc already uses the preprocessor symbol 'ret' + so we use the upper case 'RET' to force through a ret instruction + to the assembler */ +# define PSEUDO_RET \ + b.cs 1f; \ + RET; \ + 1: \ + b SYSCALL_ERROR +# undef ret +# define ret PSEUDO_RET + +# undef PSEUDO_END +# define PSEUDO_END(name) \ + SYSCALL_ERROR_HANDLER \ + END (name) + +# undef PSEUDO_NOERRNO +# define PSEUDO_NOERRNO(name, syscall_name, args) \ + .text; \ + ENTRY (name); \ + DO_CALL (syscall_name, args); + +/* Notice the use of 'RET' instead of 'ret' the assembler is case + insensitive and eglibc already uses the preprocessor symbol 'ret' + so we use the upper case 'RET' to force through a ret instruction + to the assembler */ +# define PSEUDO_RET_NOERRNO \ + RET; + +# undef ret_NOERRNO +# define ret_NOERRNO PSEUDO_RET_NOERRNO + +# undef PSEUDO_END_NOERRNO +# define PSEUDO_END_NOERRNO(name) \ + END (name) + +/* The function has to return the error code. */ +# undef PSEUDO_ERRVAL +# define PSEUDO_ERRVAL(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + DO_CALL (syscall_name, args); \ + neg x0, x0 + +# undef PSEUDO_END_ERRVAL +# define PSEUDO_END_ERRVAL(name) \ + END (name) + +# define ret_ERRVAL PSEUDO_RET_NOERRNO + +# if NOT_IN_libc +# define SYSCALL_ERROR __local_syscall_error +# if RTLD_PRIVATE_ERRNO +# define SYSCALL_ERROR_HANDLER \ +__local_syscall_error: \ + adrp x1, C_SYMBOL_NAME(rtld_errno); \ + add x1, x1, #:lo12:C_SYMBOL_NAME(rtld_errno); \ + neg w0, w0; \ + str w0, [x1]; \ + mov x0, -1; \ + RET; +# else + +# define SYSCALL_ERROR_HANDLER \ +__local_syscall_error: \ + stp x29, x30, [sp, -32]!; \ + cfi_adjust_cfa_offset (32); \ + cfi_rel_offset (x29, 0); \ + cfi_rel_offset (x30, 8); \ + add x29, sp, 0; \ + str x19, [sp,16]; \ + neg x19, x0; \ + bl C_SYMBOL_NAME(__errno_location); \ + str x19, [x0]; \ + mov x0, -1; \ + ldr x19, [sp,16]; \ + ldp x29, x30, [sp], 32; \ + cfi_adjust_cfa_offset (-32); \ + cfi_restore (x29); \ + cfi_restore (x30); \ + RET; +# endif +# else +# define SYSCALL_ERROR_HANDLER /* Nothing here; code in sysdep.S is used. */ +# define SYSCALL_ERROR __syscall_error +# endif + +/* Linux takes system call args in registers: + syscall number in the SVC instruction + arg 1 x0 + arg 2 x1 + arg 3 x2 + arg 4 x3 + arg 5 x4 + arg 6 x5 + arg 7 x6 + + The compiler is going to form a call by coming here, through PSEUDO, with + arguments + syscall number in the DO_CALL macro + arg 1 x0 + arg 2 x1 + arg 3 x2 + arg 4 x3 + arg 5 x4 + arg 6 x5 + arg 7 x6 + + We need to shuffle values between R4..R6 and the stack so that the + caller's v1..v3 and stack frame are not corrupted, and the kernel + sees the right arguments. + +*/ + +# undef DO_CALL +# define DO_CALL(syscall_name, args) \ + DOARGS_##args \ + mov x8, SYS_ify (syscall_name); \ + svc 0; \ + UNDOARGS_##args + +# define DOARGS_0 /* nothing */ +# define DOARGS_1 /* nothing */ +# define DOARGS_2 /* nothing */ +# define DOARGS_3 /* nothing */ +# define DOARGS_4 /* nothing */ +# define DOARGS_5 /* nothing */ +# define DOARGS_6 /* nothing */ +# define DOARGS_7 /* nothing */ + +# define UNDOARGS_0 /* nothing */ +# define UNDOARGS_1 /* nothing */ +# define UNDOARGS_2 /* nothing */ +# define UNDOARGS_3 /* nothing */ +# define UNDOARGS_4 /* nothing */ +# define UNDOARGS_5 /* nothing */ +# define UNDOARGS_6 /* nothing */ +# define UNDOARGS_7 /* nothing */ + +#else /* not __ASSEMBLER__ */ + +# ifdef SHARED +# define INLINE_VSYSCALL(name, nr, args...) \ + ({ \ + __label__ out; \ + __label__ iserr; \ + long sc_ret; \ + long sc_err; \ + INTERNAL_SYSCALL_DECL (sc_err); \ + \ + if (__vdso_##name != NULL) \ + { \ + register long _x0 asm ("x0"); \ + sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, sc_err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + goto out; \ + if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS) \ + goto iserr; \ + } \ + \ + sc_ret = INTERNAL_SYSCALL (name, sc_err, nr, ##args); \ + if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + { \ + iserr: \ + __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err)); \ + sc_ret = -1L; \ + } \ + out: \ + sc_ret; \ + }) +# else +# define INLINE_VSYSCALL(name, nr, args...) \ + INLINE_SYSCALL (name, nr, ##args) +# endif + +# ifdef SHARED +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + ({ \ + __label__ out; \ + long v_ret; \ + \ + if (__vdso_##name != NULL) \ + { \ + register long _x0 asm ("x0"); \ + v_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err) \ + || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS) \ + goto out; \ + } \ + v_ret = INTERNAL_SYSCALL (name, err, nr, ##args); \ + out: \ + v_ret; \ + }) +# else +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL (name, err, nr, ##args) +# endif + +/* List of system calls which are supported as vsyscalls. */ +# define HAVE_CLOCK_GETRES_VSYSCALL 1 +# define HAVE_CLOCK_GETTIME_VSYSCALL 1 + +# define INTERNAL_VSYSCALL_NCS(funcptr, err, nr, args...) \ + ({ \ + LOAD_ARGS_##nr (args) \ + asm volatile ("blr %1" \ + : "=r" (_x0) \ + : "r" (funcptr), ASM_ARGS_##nr \ + : "x30", "memory"); \ + (long) _x0; \ + }) + + +/* Define a macro which expands into the inline wrapper code for a system + call. */ +# undef INLINE_SYSCALL +# define INLINE_SYSCALL(name, nr, args...) \ + ({ unsigned long _sys_result = INTERNAL_SYSCALL (name, , nr, args); \ + if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (_sys_result, ), 0))\ + { \ + __set_errno (INTERNAL_SYSCALL_ERRNO (_sys_result, )); \ + _sys_result = (unsigned long) -1; \ + } \ + (long) _sys_result; }) + +# undef INTERNAL_SYSCALL_DECL +# define INTERNAL_SYSCALL_DECL(err) do { } while (0) + +# undef INTERNAL_SYSCALL_RAW +# define INTERNAL_SYSCALL_RAW(name, err, nr, args...) \ + ({ unsigned long _sys_result; \ + { \ + LOAD_ARGS_##nr (args) \ + register long _x8 asm ("x8") = (name); \ + asm volatile ("svc 0 // syscall " # name \ + : "+r" (_x0), "+r" (_x8) \ + : ASM_ARGS_##nr \ + : "memory", CLOBBER_ARGS_##nr); \ + _sys_result = _x0; \ + } \ + (long) _sys_result; }) + +# undef INTERNAL_SYSCALL +# define INTERNAL_SYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(SYS_ify(name), err, nr, args) + +# undef INTERNAL_SYSCALL_AARCH64 +# define INTERNAL_SYSCALL_AARCH64(name, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(__ARM_NR_##name, err, nr, args) + +# undef INTERNAL_SYSCALL_ERROR_P +# define INTERNAL_SYSCALL_ERROR_P(val, err) \ + ((unsigned long) (val) >= (unsigned long) -4095) + +# undef INTERNAL_SYSCALL_ERRNO +# define INTERNAL_SYSCALL_ERRNO(val, err) (-(val)) + +# define CLOBBER_ARGS_0 CLOBBER_ARGS_1 +# define CLOBBER_ARGS_1 "x1", CLOBBER_ARGS_2 +# define CLOBBER_ARGS_2 "x2", CLOBBER_ARGS_3 +# define CLOBBER_ARGS_3 "x3", CLOBBER_ARGS_4 +# define CLOBBER_ARGS_4 "x4", CLOBBER_ARGS_5 +# define CLOBBER_ARGS_5 "x5", CLOBBER_ARGS_6 +# define CLOBBER_ARGS_6 "x6", CLOBBER_ARGS_7 +# define CLOBBER_ARGS_7 \ + "x7", "x9", "x10", "x11", "x12", "x13", "x14", "x15", "x16", "x17", "x18" + +# define LOAD_ARGS_0() \ + register long _x0 asm ("x0"); + +# define ASM_ARGS_0 +# define LOAD_ARGS_1(x0) \ + long _x0tmp = (long) (x0); \ + LOAD_ARGS_0 () \ + _x0 = _x0tmp; +# define ASM_ARGS_1 "r" (_x0) +# define LOAD_ARGS_2(x0, x1) \ + long _x1tmp = (long) (x1); \ + LOAD_ARGS_1 (x0) \ + register long _x1 asm ("x1") = _x1tmp; +# define ASM_ARGS_2 ASM_ARGS_1, "r" (_x1) +# define LOAD_ARGS_3(x0, x1, x2) \ + long _x2tmp = (long) (x2); \ + LOAD_ARGS_2 (x0, x1) \ + register long _x2 asm ("x2") = _x2tmp; +# define ASM_ARGS_3 ASM_ARGS_2, "r" (_x2) +# define LOAD_ARGS_4(x0, x1, x2, x3) \ + long _x3tmp = (long) (x3); \ + LOAD_ARGS_3 (x0, x1, x2) \ + register long _x3 asm ("x3") = _x3tmp; +# define ASM_ARGS_4 ASM_ARGS_3, "r" (_x3) +# define LOAD_ARGS_5(x0, x1, x2, x3, x4) \ + long _x4tmp = (long) (x4); \ + LOAD_ARGS_4 (x0, x1, x2, x3) \ + register long _x4 asm ("x4") = _x4tmp; +# define ASM_ARGS_5 ASM_ARGS_4, "r" (_x4) +# define LOAD_ARGS_6(x0, x1, x2, x3, x4, x5) \ + long _x5tmp = (long) (x5); \ + LOAD_ARGS_5 (x0, x1, x2, x3, x4) \ + register long _x5 asm ("x5") = _x5tmp; +# define ASM_ARGS_6 ASM_ARGS_5, "r" (_x5) +# define LOAD_ARGS_7(x0, x1, x2, x3, x4, x5, x6)\ + long _x6tmp = (long) (x6); \ + LOAD_ARGS_6 (x0, x1, x2, x3, x4, x5) \ + register long _x6 asm ("x6") = _x6tmp; +# define ASM_ARGS_7 ASM_ARGS_6, "r" (_x6) + +# undef INTERNAL_SYSCALL_NCS +# define INTERNAL_SYSCALL_NCS(number, err, nr, args...) \ + INTERNAL_SYSCALL_RAW (number, err, nr, args) + +#endif /* __ASSEMBLER__ */ + +/* Pointer mangling is not yet supported for AArch64. */ +#define PTR_MANGLE(var) (void) (var) +#define PTR_DEMANGLE(var) (void) (var) + +#endif /* linux/aarch64/sysdep.h */ diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext-internal.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext-internal.h new file mode 100644 index 000000000..46ed1eecb --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext-internal.h @@ -0,0 +1,45 @@ +/* Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#define SP_ALIGN_SIZE 15 + +#define SP_ALIGN_MASK ~15 + +/* Size of an X regiser in bytes. */ +#define SZREG 8 + +/* Size of a V register in bytes. */ +#define SZVREG 16 + +/* Number of integer parameter passing registers. */ +#define NUMXREGARGS 8 + +/* Number of FP parameter passing registers. */ +#define NUMDREGARGS 8 + +/* Size of named integer argument in bytes when passed on the + stack. */ +#define SIZEOF_NAMED_INT 4 + +/* Size of an anonymous integer argument in bytes when passed on the + stack. */ +#define SIZEOF_ANONYMOUS_INT 8 + +#define oX21 (oX0 + 21*8) +#define oFP (oX0 + 29*8) +#define oLR (oX0 + 30*8) diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym new file mode 100644 index 000000000..1afff7868 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/ucontext_i.sym @@ -0,0 +1,54 @@ +#include <inttypes.h> +#include <signal.h> +#include <stddef.h> +#include <sys/ucontext.h> +#include <asm/sigcontext.h> + +#include "kernel_rt_sigframe.h" + +SIG_BLOCK +SIG_SETMASK + +_NSIG8 (_NSIG / 8) + +-- Offsets of the fields in the kernel rt_sigframe_t structure. +#define rt_sigframe(member) offsetof (struct kernel_rt_sigframe, member) + +RT_SIGFRAME_UCONTEXT rt_sigframe (uc) + +RT_SIGFRAME_SIZE sizeof (struct kernel_rt_sigframe) +FPSIMD_CONTEXT_SIZE sizeof (struct fpsimd_context) + +#define ucontext(member) offsetof (ucontext_t, member) +#define stack(member) ucontext (uc_stack.member) +#define mcontext(member) ucontext (uc_mcontext.member) + +UCONTEXT_FLAGS ucontext (uc_flags) +UCONTEXT_LINK ucontext (uc_link) +UCONTEXT_STACK ucontext (uc_stack) +UCONTEXT_MCONTEXT ucontext (uc_mcontext) +UCONTEXT_SIGMASK ucontext (uc_sigmask) +UCONTEXT_SIZE sizeof (ucontext_t) + +STACK_SP stack (ss_sp) +STACK_SIZE stack (ss_size) +STACK_FLAGS stack (ss_flags) + +oX0 mcontext (regs) +oSP mcontext (sp) +oPC mcontext (pc) +oEXTENSION mcontext (__reserved) + +#define fpsimd_context(member) offsetof (struct fpsimd_context, member) + +oHEAD fpsimd_context (head) +oV0 fpsimd_context (vregs) +oFPSR fpsimd_context (fpsr) +oFPCR fpsimd_context (fpcr) + +#define aarch64_ctx(member) offsetof (struct _aarch64_ctx, member) + +oMAGIC aarch64_ctx (magic) +oSIZE aarch64_ctx (size) + +FPSIMD_MAGIC diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/vfork.S b/libc/ports/sysdeps/unix/sysv/linux/aarch64/vfork.S new file mode 100644 index 000000000..f2dc49bd6 --- /dev/null +++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/vfork.S @@ -0,0 +1,49 @@ +/* Copyright (C) 1999-2012 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> +#include <kernel-features.h> + +/* Clone the calling process, but without copying the whole address space. + The calling process is suspended until the new process exits or is + replaced by a call to `execve'. Return -1 for errors, 0 to the new process, + and the process ID of the new process to the old process. */ + +ENTRY (__vfork) + +#ifdef SAVE_PID + SAVE_PID +#endif + mov x0, #0x4111 /* CLONE_VM | CLONE_VFORK | SIGCHLD */ + mov x1, sp + DO_CALL (clone, 2) +#ifdef RESTORE_PID + RESTORE_PID +#endif + cmn x0, #4095 + b.cs 1f + RET +1: + b SYSCALL_ERROR + +PSEUDO_END (__vfork) +libc_hidden_def (__vfork) + +weak_alias (__vfork, vfork) |