diff options
| author | Andreas Jaeger <aj@suse.de> | 2001-09-19 10:37:31 +0000 |
|---|---|---|
| committer | Andreas Jaeger <aj@suse.de> | 2001-09-19 10:37:31 +0000 |
| commit | c9cf6ddeebb7bb859a4c3a0af48f117d8193b578 (patch) | |
| tree | 8e68d2b39d3fb0f02ba1326000af4af2a374e317 /sysdeps/unix/sysv | |
| parent | 71ad6ad2b57396efe8a3b9036b6646ed81216413 (diff) | |
| download | glibc-c9cf6ddeebb7bb859a4c3a0af48f117d8193b578.tar.gz glibc-c9cf6ddeebb7bb859a4c3a0af48f117d8193b578.tar.xz glibc-c9cf6ddeebb7bb859a4c3a0af48f117d8193b578.zip | |
Update.
* sysdeps/unix/sysv/linux/x86_64/Makefile: New file. * sysdeps/unix/sysv/linux/x86_64/Versions: New file. * sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: New file. * sysdeps/unix/sysv/linux/x86_64/bits/mman.h: New file. * sysdeps/unix/sysv/linux/x86_64/bits/stat.h: New file. * sysdeps/unix/sysv/linux/x86_64/bits/statfs.h: New file. * sysdeps/unix/sysv/linux/x86_64/bits/time.h: New file. * sysdeps/unix/sysv/linux/x86_64/bits/types.h: New file. * sysdeps/unix/sysv/linux/x86_64/brk.c: New file. * sysdeps/unix/sysv/linux/x86_64/clone.S: New file. * sysdeps/unix/sysv/linux/x86_64/fstatfs64.c: New file. * sysdeps/unix/sysv/linux/x86_64/ftruncate64.c: New file. * sysdeps/unix/sysv/linux/x86_64/fxstat.c: New file. * sysdeps/unix/sysv/linux/x86_64/fxstat64.c: New file. * sysdeps/unix/sysv/linux/x86_64/getdents.c: New file. * sysdeps/unix/sysv/linux/x86_64/getdents64.c: New file. * sysdeps/unix/sysv/linux/x86_64/getrlimit64.c: New file. * sysdeps/unix/sysv/linux/x86_64/gettimeofday.c: New file. * sysdeps/unix/sysv/linux/x86_64/glob64.c: New file. * sysdeps/unix/sysv/linux/x86_64/lxstat.c: New file. * sysdeps/unix/sysv/linux/x86_64/lxstat64.c: New file. * sysdeps/unix/sysv/linux/x86_64/mmap64.c: New file. * sysdeps/unix/sysv/linux/x86_64/pread64.c: New file. * sysdeps/unix/sysv/linux/x86_64/profil-counter.h: New file. * sysdeps/unix/sysv/linux/x86_64/pwrite64.c: New file. * sysdeps/unix/sysv/linux/x86_64/readdir.c: New file. * sysdeps/unix/sysv/linux/x86_64/readdir64.c: New file. * sysdeps/unix/sysv/linux/x86_64/readdir64_r.c: New file. * sysdeps/unix/sysv/linux/x86_64/readdir_r.c: New file. * sysdeps/unix/sysv/linux/x86_64/recv.c: New file. * sysdeps/unix/sysv/linux/x86_64/register-dump.h: New file. * sysdeps/unix/sysv/linux/x86_64/send.c: New file. * sysdeps/unix/sysv/linux/x86_64/setrlimit64.c: New file. * sysdeps/unix/sysv/linux/x86_64/sigaction.c: New file. * sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h: New file. * sysdeps/unix/sysv/linux/x86_64/sigpending.c: New file. * sysdeps/unix/sysv/linux/x86_64/sigprocmask.c: New file. * sysdeps/unix/sysv/linux/x86_64/sigsuspend.c: New file. * sysdeps/unix/sysv/linux/x86_64/statfs64.c: New file. * sysdeps/unix/sysv/linux/x86_64/sys/perm.h: New file. * sysdeps/unix/sysv/linux/x86_64/sys/procfs.h: New file. * sysdeps/unix/sysv/linux/x86_64/sys/reg.h: New file. * sysdeps/unix/sysv/linux/x86_64/sys/ucontext.h: New file. * sysdeps/unix/sysv/linux/x86_64/sys/user.h: New file. * sysdeps/unix/sysv/linux/x86_64/syscall.S: New file. * sysdeps/unix/sysv/linux/x86_64/syscalls.list: New file. * sysdeps/unix/sysv/linux/x86_64/sysdep.S: New file. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: New file. * sysdeps/unix/sysv/linux/x86_64/time.c: New file. * sysdeps/unix/sysv/linux/x86_64/truncate64.c: New file. * sysdeps/unix/sysv/linux/x86_64/umount.c: New file. * sysdeps/unix/sysv/linux/x86_64/vfork.S: New file. * sysdeps/unix/sysv/linux/x86_64/xstat.c: New file. * sysdeps/unix/sysv/linux/x86_64/xstat64.c: New file. * sysdeps/unix/x86_64/sysdep.S: New file. * sysdeps/unix/x86_64/sysdep.h: New file. * sysdeps/x86_64/Implies: New file. * sysdeps/x86_64/Makefile: New file. * sysdeps/x86_64/Versions: New file. * sysdeps/x86_64/__longjmp.S: New file. * sysdeps/x86_64/abort-instr.h: New file. * sysdeps/x86_64/atomicity.h: New file. * sysdeps/x86_64/bits/endian.h: New file. * sysdeps/x86_64/bits/setjmp.h: New file. * sysdeps/x86_64/bits/string.h: New file. * sysdeps/x86_64/bp-asm.h: New file. * sysdeps/x86_64/bsd-_setjmp.S: New file. * sysdeps/x86_64/bsd-setjmp.S: New file. * sysdeps/x86_64/dl-machine.h: New file. * sysdeps/x86_64/elf/initfini.c: New file. * sysdeps/x86_64/elf/start.S: New file. * sysdeps/x86_64/ffs.c: New file. * sysdeps/x86_64/ffsll.c: New file. * sysdeps/x86_64/fpu/bits/fenv.h: New file. * sysdeps/x86_64/fpu/bits/mathdef.h: New file. * sysdeps/x86_64/fpu/e_acosl.c: New file. * sysdeps/x86_64/fpu/e_atan2l.c: New file. * sysdeps/x86_64/fpu/e_exp2l.S: New file. * sysdeps/x86_64/fpu/e_expl.c: New file. * sysdeps/x86_64/fpu/e_fmodl.S: New file. * sysdeps/x86_64/fpu/e_log10l.S: New file. * sysdeps/x86_64/fpu/e_log2l.S: New file. * sysdeps/x86_64/fpu/e_logl.S: New file. * sysdeps/x86_64/fpu/e_powl.S: New file. * sysdeps/x86_64/fpu/e_rem_pio2l.c: New file. * sysdeps/x86_64/fpu/e_scalbl.S: New file. * sysdeps/x86_64/fpu/e_sqrtl.c: New file. * sysdeps/x86_64/fpu/fclrexcpt.c: New file. * sysdeps/x86_64/fpu/fedisblxcpt.c: New file. * sysdeps/x86_64/fpu/feenablxcpt.c: New file. * sysdeps/x86_64/fpu/fegetenv.c: New file. * sysdeps/x86_64/fpu/fegetexcept.c: New file. * sysdeps/x86_64/fpu/fegetround.c: New file. * sysdeps/x86_64/fpu/feholdexcpt.c: New file. * sysdeps/x86_64/fpu/fesetenv.c: New file. * sysdeps/x86_64/fpu/fesetround.c: New file. * sysdeps/x86_64/fpu/fgetexcptflg.c: New file. * sysdeps/x86_64/fpu/fraiseexcpt.c: New file. * sysdeps/x86_64/fpu/fsetexcptflg.c: New file. * sysdeps/x86_64/fpu/ftestexcept.c: New file. * sysdeps/x86_64/fpu/libm-test-ulps: New file. * sysdeps/x86_64/fpu/math_ldbl.h: New file. * sysdeps/x86_64/fpu/printf_fphex.c: New file. * sysdeps/x86_64/fpu/s_atanl.c: New file. * sysdeps/x86_64/fpu/s_cosl.S: New file. * sysdeps/x86_64/fpu/s_expm1l.S: New file. * sysdeps/x86_64/fpu/s_fpclassifyl.c: New file. * sysdeps/x86_64/fpu/s_isinfl.c: New file. * sysdeps/x86_64/fpu/s_isnanl.c: New file. * sysdeps/x86_64/fpu/s_log1pl.S: New file. * sysdeps/x86_64/fpu/s_logbl.c: New file. * sysdeps/x86_64/fpu/s_nextafterl.c: New file. * sysdeps/x86_64/fpu/s_nexttoward.c: New file. * sysdeps/x86_64/fpu/s_nexttowardf.c: New file. * sysdeps/x86_64/fpu/s_rintl.c: New file. * sysdeps/x86_64/fpu/s_significandl.c: New file. * sysdeps/x86_64/fpu/s_sincosl.S: New file. * sysdeps/x86_64/fpu/s_sinl.S: New file. * sysdeps/x86_64/fpu/s_tanl.S: New file. * sysdeps/x86_64/gmp-mparam.h: New file. * sysdeps/x86_64/hp-timing.c: New file. * sysdeps/x86_64/hp-timing.h: New file. * sysdeps/x86_64/htonl.S: New file. * sysdeps/x86_64/memusage.h: New file. * sysdeps/x86_64/setjmp.S: New file. * sysdeps/x86_64/soft-fp/sfp-machine.h: New file. * sysdeps/x86_64/stackinfo.h: New file. * sysdeps/x86_64/sysdep.h: New file. * sysdeps/unix/sysv/linux/x86_64/ldd-rewrite.sed: New file.
Diffstat (limited to 'sysdeps/unix/sysv')
55 files changed, 2251 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/Makefile b/sysdeps/unix/sysv/linux/x86_64/Makefile new file mode 100644 index 0000000000..6564eb0bc5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/Makefile @@ -0,0 +1,4 @@ +ifeq ($(subdir),misc) +sysdep_routines += ioperm iopl +sysdep_headers += sys/perm.h sys/reg.h +endif diff --git a/sysdeps/unix/sysv/linux/x86_64/Versions b/sysdeps/unix/sysv/linux/x86_64/Versions new file mode 100644 index 0000000000..76ee0ae876 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/Versions @@ -0,0 +1,7 @@ +libc { + GLIBC_2.2.5 { + ioperm; iopl; + + __modify_ldt; modify_ldt; + } +} diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h new file mode 100644 index 0000000000..bb14a9f560 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h @@ -0,0 +1,170 @@ +/* O_*, F_*, FD_* bit values for Linux/x86-64. + Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _FCNTL_H +# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." +#endif + + +#include <sys/types.h> + +/* open/fcntl - O_SYNC is only implemented on blocks devices and on files + located on an ext2 file system */ +#define O_ACCMODE 0003 +#define O_RDONLY 00 +#define O_WRONLY 01 +#define O_RDWR 02 +#define O_CREAT 0100 /* not fcntl */ +#define O_EXCL 0200 /* not fcntl */ +#define O_NOCTTY 0400 /* not fcntl */ +#define O_TRUNC 01000 /* not fcntl */ +#define O_APPEND 02000 +#define O_NONBLOCK 04000 +#define O_NDELAY O_NONBLOCK +#define O_SYNC 010000 +#define O_FSYNC O_SYNC +#define O_ASYNC 020000 + +#ifdef __USE_GNU +# define O_DIRECT 040000 /* Direct disk access. */ +# define O_DIRECTORY 0200000 /* Must be a directory. */ +# define O_NOFOLLOW 0400000 /* Do not follow links. */ +#endif + +/* For now Linux has synchronisity options for data and read operations. + We define the symbols here but let them do the same as O_SYNC since + this is a superset. */ +#if defined __USE_POSIX199309 || defined __USE_UNIX98 +# define O_DSYNC O_SYNC /* Synchronize data. */ +# define O_RSYNC O_SYNC /* Synchronize read operations. */ +#endif + +#ifdef __USE_LARGEFILE64 +/* Not necessary, files are always with 64bit off_t. */ +# define O_LARGEFILE 0 +#endif + +/* Values for the second argument to `fcntl'. */ +#define F_DUPFD 0 /* Duplicate file descriptor. */ +#define F_GETFD 1 /* Get file descriptor flags. */ +#define F_SETFD 2 /* Set file descriptor flags. */ +#define F_GETFL 3 /* Get file status flags. */ +#define F_SETFL 4 /* Set file status flags. */ +#define F_GETLK 5 /* Get record locking info. */ +#define F_SETLK 6 /* Set record locking info (non-blocking). */ +#define F_SETLKW 7 /* Set record locking info (blocking). */ +#define F_GETLK64 F_GETLK /* Get record locking info. */ +#define F_SETLK64 F_SETLK /* Set record locking info (non-blocking). */ +#define F_SETLKW64 F_SETLKW /* Set record locking info (blocking). */ + +#if defined __USE_BSD || defined __USE_XOPEN2K +# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */ +# define F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */ +#endif + +#ifdef __USE_GNU +# define F_SETSIG 10 /* Set number of signal to be sent. */ +# define F_GETSIG 11 /* Get number of signal to be sent. */ +#endif + +#ifdef __USE_GNU +# define F_SETLEASE 1024 /* Set a lease. */ +# define F_GETLEASE 1025 /* Enquire what lease is active. */ +# define F_NOTIFY 1026 /* Request notfications on a directory. */ +#endif + +/* For F_[GET|SET]FL. */ +#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ + +/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ +#define F_RDLCK 0 /* Read lock. */ +#define F_WRLCK 1 /* Write lock. */ +#define F_UNLCK 2 /* Remove lock. */ + +/* For old implementation of bsd flock(). */ +#define F_EXLCK 4 /* or 3 */ +#define F_SHLCK 8 /* or 4 */ + +#ifdef __USE_BSD +/* Operations for bsd flock(), also used by the kernel implementation. */ +# define LOCK_SH 1 /* shared lock */ +# define LOCK_EX 2 /* exclusive lock */ +# define LOCK_NB 4 /* or'd with one of the above to prevent + blocking */ +# define LOCK_UN 8 /* remove lock */ +#endif + +#ifdef __USE_GNU +# define LOCK_MAND 32 /* This is a mandatory flock: */ +# define LOCK_READ 64 /* ... which allows concurrent read operations. */ +# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */ +# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */ +#endif + +#ifdef __USE_GNU +/* Types of directory notifications that may be requested with F_NOTIFY. */ +# define DN_ACCESS 0x00000001 /* File accessed. */ +# define DN_MODIFY 0x00000002 /* File modified. */ +# define DN_CREATE 0x00000004 /* File created. */ +# define DN_DELETE 0x00000008 /* File removed. */ +# define DN_RENAME 0x00000010 /* File renamed. */ +# define DN_ATTRIB 0x00000020 /* File changed attibutes. */ +# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ +#endif + +/* We don't need to support __USE_FILE_OFFSET64. */ +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 + +/* Define some more compatibility macros to be backward compatible with + BSD systems which did not managed to hide these kernel macros. */ +#ifdef __USE_BSD +# define FAPPEND O_APPEND +# define FFSYNC O_FSYNC +# define FASYNC O_ASYNC +# define FNONBLOCK O_NONBLOCK +# define FNDELAY O_NDELAY +#endif /* Use BSD. */ + +/* Advise to `posix_fadvise'. */ +#ifdef __USE_XOPEN2K +# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ +# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ +#endif diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h new file mode 100644 index 0000000000..34b985fa9f --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h @@ -0,0 +1,94 @@ +/* Definitions for POSIX memory map interface. Linux/x86_64 version. + Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#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. */ + +/* 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 +# define MAP_32BIT 0x40 /* Only give out 32-bit addresses. */ +#endif + +/* These are Linux-specific. */ +#ifdef __USE_MISC +# define MAP_GROWSDOWN 0x0100 /* Stack-like segment. */ +# define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */ +# define MAP_LOCKED 0x2000 /* Lock the mapping. */ +# define MAP_NORESERVE 0x4000 /* Don't check for reservations. */ +#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 +#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. */ +#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/sysdeps/unix/sysv/linux/x86_64/bits/stat.h b/sysdeps/unix/sysv/linux/x86_64/bits/stat.h new file mode 100644 index 0000000000..818a58b585 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/stat.h @@ -0,0 +1,108 @@ +/* Copyright (C) 1999, 2000, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_STAT_H +# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead." +#endif + +/* Versions of the `struct stat' data structure. */ +#define _STAT_VER_KERNEL 0 +#define _STAT_VER_LINUX 1 +#define _STAT_VER _STAT_VER_LINUX + +/* Versions of the `xmknod' interface. */ +#define _MKNOD_VER_LINUX 0 + +struct stat + { + __dev_t st_dev; /* Device. */ + __ino_t st_ino; /* File serial number. */ + __nlink_t st_nlink; /* Link count. */ + __mode_t st_mode; /* File mode. */ + __uid_t st_uid; /* User ID of the file's owner. */ + __gid_t st_gid; /* Group ID of the file's group.*/ + int pad0; + __dev_t st_rdev; /* Device number, if device. */ + __off_t st_size; /* Size of file, in bytes. */ + __blksize_t st_blksize; /* Optimal block size for I/O. */ + __blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */ + __time_t st_atime; /* Time of last access. */ + long int __reserved0; /* Reserved for atime.nanoseconds. */ + __time_t st_mtime; /* Time of last modification. */ + long int __reserved1; /* Reserved for mtime.nanoseconds. */ + __time_t st_ctime; /* Time of last status change. */ + long int __reserved2; /* Reserved for ctime.nanoseconds. */ + long int __unused[3]; + }; + +#ifdef __USE_LARGEFILE64 +/* Note stat64 has the same shape as stat. */ +struct stat64 + { + __dev_t st_dev; /* Device. */ + __ino64_t st_ino; /* File serial number. */ + __nlink_t st_nlink; /* Link count. */ + __mode_t st_mode; /* File mode. */ + __uid_t st_uid; /* User ID of the file's owner. */ + __gid_t st_gid; /* Group ID of the file's group.*/ + int pad0; + __dev_t st_rdev; /* Device number, if device. */ + __off_t st_size; /* Size of file, in bytes. */ + __blksize_t st_blksize; /* Optimal block size for I/O. */ + __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ + __time_t st_atime; /* Time of last access. */ + long int __reserved0; /* Reserved for atime.nanoseconds. */ + __time_t st_mtime; /* Time of last modification. */ + long int __reserved1; /* Reserved for mtime.nanoseconds. */ + __time_t st_ctime; /* Time of last status change. */ + long int __reserved2; /* Reserved for ctime.nanoseconds. */ + long int __unused[3]; + }; +#endif + +/* Tell code we have these members. */ +#define _STATBUF_ST_BLKSIZE +#define _STATBUF_ST_RDEV + +/* Encoding of the file mode. */ + +#define __S_IFMT 0170000 /* These bits determine file type. */ + +/* File types. */ +#define __S_IFDIR 0040000 /* Directory. */ +#define __S_IFCHR 0020000 /* Character device. */ +#define __S_IFBLK 0060000 /* Block device. */ +#define __S_IFREG 0100000 /* Regular file. */ +#define __S_IFIFO 0010000 /* FIFO. */ +#define __S_IFLNK 0120000 /* Symbolic link. */ +#define __S_IFSOCK 0140000 /* Socket. */ + +/* POSIX.1b objects. Note that these macros always evaluate to zero. But + they do it by enforcing the correct use of the macros. */ +#define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode) +#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode) +#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode) + +/* Protection bits. */ + +#define __S_ISUID 04000 /* Set user ID on execution. */ +#define __S_ISGID 02000 /* Set group ID on execution. */ +#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */ +#define __S_IREAD 0400 /* Read by owner. */ +#define __S_IWRITE 0200 /* Write by owner. */ +#define __S_IEXEC 0100 /* Execute by owner. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/statfs.h b/sysdeps/unix/sysv/linux/x86_64/bits/statfs.h new file mode 100644 index 0000000000..8fbcec22e2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/statfs.h @@ -0,0 +1,58 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_STATFS_H +# error "Never include <bits/statfs.h> directly; use <sys/statfs.h> instead." +#endif + +#include <bits/types.h> /* for __fsid_t and __fsblkcnt_t. */ + +struct statfs + { + long int f_type; + long int f_bsize; + __fsblkcnt_t f_blocks; + __fsblkcnt_t f_bfree; + __fsblkcnt_t f_bavail; + __fsblkcnt_t f_files; + __fsblkcnt_t f_ffree; + __fsid_t f_fsid; + long int f_namelen; + long int f_spare[6]; + }; + +#ifdef __USE_LARGEFILE64 +/* We already use 64-bit types in the normal structure, + so this is the same as the above. */ +struct statfs64 + { + long int f_type; + long int f_bsize; + __fsblkcnt64_t f_blocks; + __fsblkcnt64_t f_bfree; + __fsblkcnt64_t f_bavail; + __fsblkcnt64_t f_files; + __fsblkcnt64_t f_ffree; + __fsid_t f_fsid; + long int f_namelen; + long int f_spare[6]; + }; +#endif + +/* Tell code we have this member. */ +#define _STATFS_F_NAMELEN diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/time.h b/sysdeps/unix/sysv/linux/x86_64/bits/time.h new file mode 100644 index 0000000000..bc3a20af2f --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/time.h @@ -0,0 +1,73 @@ +/* System-dependent timing definitions. Linux x86-64 version. + Copyright (C) 1996, 1997, 1999, 2000, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* + * Never include this file directly; use <time.h> instead. + */ + +#ifndef __need_timeval +# ifndef _BITS_TIME_H +# define _BITS_TIME_H 1 + +/* ISO/IEC 9899:1990 7.12.1: <time.h> + The macro `CLOCKS_PER_SEC' is the number per second of the value + returned by the `clock' function. */ +/* CAE XSH, Issue 4, Version 2: <time.h> + The value of CLOCKS_PER_SEC is required to be 1 million on all + XSI-conformant systems. */ +# define CLOCKS_PER_SEC 1000000l + +# if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K +/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK + presents the real value for clock ticks per second for the system. */ +# include <bits/types.h> +extern long int __sysconf (int); +# define CLK_TCK ((__clock_t) __sysconf (2)) /* 2 is _SC_CLK_TCK */ +# endif + +# ifdef __USE_POSIX199309 +/* Identifier for system-wide realtime clock. */ +# define CLOCK_REALTIME 0 +/* High-resolution timer from the CPU. */ +# define CLOCK_PROCESS_CPUTIME_ID 2 +/* Thread-specific CPU-time clock. */ +# define CLOCK_THREAD_CPUTIME_ID 3 + +/* Flag to indicate time is absolute. */ +# define TIMER_ABSTIME 1 +# endif + +# endif /* bits/time.h */ +#endif + +#ifdef __need_timeval +# undef __need_timeval +# ifndef _STRUCT_TIMEVAL +# define _STRUCT_TIMEVAL 1 +# include <bits/types.h> + +/* A time value that is accurate to the nearest + microsecond but also has a range of years. */ +struct timeval + { + __time_t tv_sec; /* Seconds. */ + __suseconds_t tv_usec; /* Microseconds. */ + }; +# endif /* struct timeval */ +#endif /* need timeval */ diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/types.h b/sysdeps/unix/sysv/linux/x86_64/bits/types.h new file mode 100644 index 0000000000..36eec20111 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/types.h @@ -0,0 +1,119 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* + * Never include this file directly; use <sys/types.h> instead. + */ + +#ifndef _BITS_TYPES_H +#define _BITS_TYPES_H 1 + +#include <features.h> + +#define __need_size_t +#include <stddef.h> + +/* Convenience types. */ +typedef unsigned char __u_char; +typedef unsigned short int __u_short; +typedef unsigned int __u_int; +typedef unsigned long int __u_long; +typedef unsigned long int __u_quad_t; +typedef long int __quad_t; +typedef signed char __int8_t; +typedef unsigned char __uint8_t; +typedef signed short int __int16_t; +typedef unsigned short int __uint16_t; +typedef signed int __int32_t; +typedef unsigned int __uint32_t; +typedef signed long int __int64_t; +typedef unsigned long int __uint64_t; +typedef __quad_t *__qaddr_t; + +typedef __uint64_t __dev_t; /* Type of device numbers. */ +typedef __uint32_t __uid_t; /* Type of user identifications. */ +typedef __uint32_t __gid_t; /* Type of group identifications. */ +typedef __uint64_t __ino_t; /* Type of file serial numbers. */ +typedef __uint64_t __ino64_t; /* "" (LFS) */ +typedef __uint32_t __mode_t; /* Type of file attribute bitmasks. */ +typedef __uint64_t __nlink_t; /* Type of file link counts. */ +typedef __int64_t __off_t; /* Type of file sizes and offsets. */ +typedef __int64_t __off64_t; /* "" (LFS) */ +typedef __int64_t __loff_t; /* Type of file sizes and offsets. */ +typedef __int32_t __pid_t; /* Type of process identifications. */ +typedef __int64_t __ssize_t; /* Type of a byte count, or error. */ +typedef __uint64_t __rlim_t; /* Type of resource counts. */ +typedef __uint64_t __rlim64_t; /* "" (LFS) */ +typedef __int64_t __blkcnt_t; /* Type to count nr disk blocks. */ +typedef __int64_t __blkcnt64_t; /* "" (LFS) */ +typedef __uint64_t __fsblkcnt_t; /* Type to count file system blocks. */ +typedef __uint64_t __fsblkcnt64_t; /* "" (LFS) */ +typedef __uint64_t __fsfilcnt_t; /* Type to count file system inodes. */ +typedef __uint64_t __fsfilcnt64_t; /* "" (LFS) */ +typedef __uint32_t __id_t; /* General type for IDs. */ + +typedef struct + { + int __val[2]; + } __fsid_t; /* Type of file system IDs. */ + +/* Everythin' else. */ +typedef int __daddr_t; /* Type of a disk address. */ +typedef char *__caddr_t; /* Type of a core address. */ +typedef long int __time_t; +typedef unsigned int __useconds_t; +typedef long int __suseconds_t; +typedef long int __swblk_t; /* Type of a swap block maybe? */ +typedef long int __clock_t; +typedef int __key_t; /* Type of a SYSV IPC key. */ + +/* Clock ID used in clock and timer functions. */ +typedef int __clockid_t; + +/* Timer ID returned by `timer_create'. */ +typedef int __timer_t; + +/* Used in `struct shmid_ds'. */ +typedef int __ipc_pid_t; + +/* type to represent block size. */ +typedef long int __blksize_t; + +/* Due to incaution, we may have gotten these from a kernel header file. */ +#undef __FD_SETSIZE +#undef __FDMASK + +/* Number of descriptors that can fit in an `fd_set'. */ +#define __FD_SETSIZE 1024 + +/* Used in XTI. */ +typedef int __t_scalar_t; +typedef unsigned int __t_uscalar_t; + +/* Duplicates info from stdint.h but this is used in unistd.h. */ +typedef long int __intptr_t; + +/* Duplicate info from sys/socket.h. */ +typedef unsigned int __socklen_t; + +/* Now add the thread types. */ +#if defined __USE_POSIX199506 || defined __USE_UNIX98 +# include <bits/pthreadtypes.h> +#endif + +#endif /* bits/types.h */ diff --git a/sysdeps/unix/sysv/linux/x86_64/brk.c b/sysdeps/unix/sysv/linux/x86_64/brk.c new file mode 100644 index 0000000000..09b7dd4707 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/brk.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/hppa/brk.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/clone.S b/sysdeps/unix/sysv/linux/x86_64/clone.S new file mode 100644 index 0000000000..a2c2c9a3f0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/clone.S @@ -0,0 +1,86 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* 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> +#include <asm-syntax.h> +#include <bp-sym.h> +#include <bp-asm.h> + +/* The userland implementation is: + int clone (int (*fn)(void *arg), void *child_stack, int flags, void *arg), + the kernel entry is: + int clone (long flags, void *child_stack). + + The parameters are passed in register from userland: + rdi: fn + rsi: child_stack + rdx: flags + rcx: arg + + The kernel expects: + rax: system call number + rdi: flags + rsi: child_stack */ + + + .text +ENTRY (BP_SYM (__clone)) + /* Sanity check arguments. */ + movq $-EINVAL,%rax + testq %rdi,%rdi /* no NULL function pointers */ + jz SYSCALL_ERROR_LABEL + testq %rsi,%rsi /* no NULL stack pointers */ + jz SYSCALL_ERROR_LABEL + + /* Insert the argument onto the new stack. */ + subq $16,%rsi + movq %rcx,8(%rsi) + + /* Save the function pointer. It will be popped off in the + child in the ebx frobbing below. */ + movq %rdi,0(%rsi) + + /* Do the system call. */ + movq %rdx, %rdi + movq $SYS_ify(clone),%rax + syscall + + testq %rax,%rax + jl SYSCALL_ERROR_LABEL + jz thread_start + +L(pseudo_end): + ret + +thread_start: + /* Set up arguments for the function call. */ + popq %rax /* Function to call. */ + popq %rdi /* Argument. */ + call *%rax + /* Call exit with return value from function call. */ + movq %rax, %rdi + call JUMPTARGET (_exit) + +PSEUDO_END (BP_SYM (__clone)) + +weak_alias (BP_SYM (__clone), BP_SYM (clone)) diff --git a/sysdeps/unix/sysv/linux/x86_64/fstatfs64.c b/sysdeps/unix/sysv/linux/x86_64/fstatfs64.c new file mode 100644 index 0000000000..2be4e59ba4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/fstatfs64.c @@ -0,0 +1 @@ +/* fstatfs64 is the same as fstatfs. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/ftruncate64.c b/sysdeps/unix/sysv/linux/x86_64/ftruncate64.c new file mode 100644 index 0000000000..673a8b525a --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/ftruncate64.c @@ -0,0 +1 @@ +/* ftruncate64 is the same as ftruncate. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/fxstat.c b/sysdeps/unix/sysv/linux/x86_64/fxstat.c new file mode 100644 index 0000000000..c25fd7b25e --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/fxstat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/fxstat.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/fxstat64.c b/sysdeps/unix/sysv/linux/x86_64/fxstat64.c new file mode 100644 index 0000000000..9eff9ebeb7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/fxstat64.c @@ -0,0 +1 @@ +/* fxstat64 is in fxstat.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/getdents.c b/sysdeps/unix/sysv/linux/x86_64/getdents.c new file mode 100644 index 0000000000..b4c44cdf10 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/getdents.c @@ -0,0 +1,2 @@ +#include <sysdeps/unix/sysv/linux/ia64/getdents.c> + diff --git a/sysdeps/unix/sysv/linux/x86_64/getdents64.c b/sysdeps/unix/sysv/linux/x86_64/getdents64.c new file mode 100644 index 0000000000..0df2c8f4c6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/getdents64.c @@ -0,0 +1 @@ +/* getdents64 is in getdents.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/getrlimit64.c b/sysdeps/unix/sysv/linux/x86_64/getrlimit64.c new file mode 100644 index 0000000000..9feab0e6b8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/getrlimit64.c @@ -0,0 +1 @@ +/* getrlimit64 is the same as getrlimit. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/gettimeofday.c b/sysdeps/unix/sysv/linux/x86_64/gettimeofday.c new file mode 100644 index 0000000000..c4fcfd900c --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/gettimeofday.c @@ -0,0 +1,38 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <asm/vsyscall.h> +#include <time.h> +#include <sys/time.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 (struct timeval *tv, struct timezone *tz) +{ + /* We're using a virtual syscall here. */ + int (*__vgettimeofday)(struct timeval *, struct timezone *) + = (int (*)(struct timeval *, struct timezone *)) VSYSCALL_ADDR (__NR_vgettimeofday); + + + return __vgettimeofday (tv, tz); +} + +weak_alias (__gettimeofday, gettimeofday) diff --git a/sysdeps/unix/sysv/linux/x86_64/glob64.c b/sysdeps/unix/sysv/linux/x86_64/glob64.c new file mode 100644 index 0000000000..33918ea6a5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/glob64.c @@ -0,0 +1 @@ +/* glob64 is in glob.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/ldd-rewrite.sed b/sysdeps/unix/sysv/linux/x86_64/ldd-rewrite.sed new file mode 100644 index 0000000000..7dc2698fa8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/ldd-rewrite.sed @@ -0,0 +1,3 @@ +/LD_TRACE_LOADED_OBJECTS=1/a\ +add_env="$add_env LD_LIBRARY_VERSION=\\$verify_out" +s_^\(RTLDLIST=\)\(.*lib\)\(\|64\)\(/[^/]*\.so\.[0-9.]*\)[ ]*$_\1"\2\4 \264\4"_ diff --git a/sysdeps/unix/sysv/linux/x86_64/lxstat.c b/sysdeps/unix/sysv/linux/x86_64/lxstat.c new file mode 100644 index 0000000000..648c60a1c0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/lxstat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/lxstat.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/lxstat64.c b/sysdeps/unix/sysv/linux/x86_64/lxstat64.c new file mode 100644 index 0000000000..bb5dbd0fff --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/lxstat64.c @@ -0,0 +1 @@ +/* lxstat64 is in lxstat.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/mmap64.c b/sysdeps/unix/sysv/linux/x86_64/mmap64.c new file mode 100644 index 0000000000..0dbd384a6a --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/mmap64.c @@ -0,0 +1 @@ +/* mmap64 is the same as mmap. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/pread64.c b/sysdeps/unix/sysv/linux/x86_64/pread64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/pread64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/profil-counter.h b/sysdeps/unix/sysv/linux/x86_64/profil-counter.h new file mode 100644 index 0000000000..41b99e0a88 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/profil-counter.h @@ -0,0 +1,27 @@ +/* Low-level statistical profiling support function. Linux/x86-64 version. + Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <signal.h> +#include <sigcontextinfo.h> + +static void +profil_counter (int signo, SIGCONTEXT scp) +{ + profil_count ((void *) GET_PC (scp)); +} diff --git a/sysdeps/unix/sysv/linux/x86_64/pwrite64.c b/sysdeps/unix/sysv/linux/x86_64/pwrite64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/pwrite64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/readdir.c b/sysdeps/unix/sysv/linux/x86_64/readdir.c new file mode 100644 index 0000000000..c0bc09b7f6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/readdir.c @@ -0,0 +1,2 @@ +#include <sysdeps/unix/sysv/linux/ia64/readdir.c> + diff --git a/sysdeps/unix/sysv/linux/x86_64/readdir64.c b/sysdeps/unix/sysv/linux/x86_64/readdir64.c new file mode 100644 index 0000000000..9796431dc4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/readdir64.c @@ -0,0 +1 @@ +/* readdir64 is in readdir.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/readdir64_r.c b/sysdeps/unix/sysv/linux/x86_64/readdir64_r.c new file mode 100644 index 0000000000..b8fe9a31b4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/readdir64_r.c @@ -0,0 +1 @@ +/* readdir64_r is in readdir_r.c */ diff --git a/sysdeps/unix/sysv/linux/x86_64/readdir_r.c b/sysdeps/unix/sysv/linux/x86_64/readdir_r.c new file mode 100644 index 0000000000..3b953e5528 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/readdir_r.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/readdir_r.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/recv.c b/sysdeps/unix/sysv/linux/x86_64/recv.c new file mode 100644 index 0000000000..9ffeb5e7ed --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/recv.c @@ -0,0 +1,34 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <sys/socket.h> +#include <sysdep.h> + +/* Read N bytes into BUF from socket FD. + Returns the number read or -1 for errors. */ + +ssize_t +__libc_recv (int fd, void *buf, size_t n, int flags) +{ + + return INLINE_SYSCALL (recvfrom, 6, fd, buf, n, flags, NULL, NULL); +} + +weak_alias (__libc_recv, __recv) +weak_alias (__recv, recv) diff --git a/sysdeps/unix/sysv/linux/x86_64/register-dump.h b/sysdeps/unix/sysv/linux/x86_64/register-dump.h new file mode 100644 index 0000000000..610e05077b --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/register-dump.h @@ -0,0 +1,344 @@ +/* Dump registers. + Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sys/uio.h> +#include <stdio-common/_itoa.h> + +/* We will print the register dump in this format: + + RAX: XXXXXXXXXXXXXXXX RBX: XXXXXXXXXXXXXXXX RCX: XXXXXXXXXXXXXXXX + RDX: XXXXXXXXXXXXXXXX RSI: XXXXXXXXXXXXXXXX RDI: XXXXXXXXXXXXXXXX + RBP: XXXXXXXXXXXXXXXX R8 : XXXXXXXXXXXXXXXX R9 : XXXXXXXXXXXXXXXX + R10: XXXXXXXXXXXXXXXX R11: XXXXXXXXXXXXXXXX R12: XXXXXXXXXXXXXXXX + R13: XXXXXXXXXXXXXXXX R14: XXXXXXXXXXXXXXXX R15: XXXXXXXXXXXXXXXX + RSP: XXXXXXXXXXXXXXXX + + RIP: XXXXXXXXXXXXXXXX EFLAGS: XXXXXXXX + + CS: XXXX DS: XXXX ES: XXXX FS: XXXX GS: XXXX + + Trap: XXXXXXXX Error: XXXXXXXX OldMask: XXXXXXXX + RSP/SIGNAL: XXXXXXXXXXXXXXXX CR2: XXXXXXXX + + FPUCW: XXXXXXXX FPUSW: XXXXXXXX TAG: XXXXXXXX + IPOFF: XXXXXXXX CSSEL: XXXX DATAOFF: XXXXXXXX DATASEL: XXXX + + ST(0) XXXX XXXXXXXXXXXXXXXX ST(1) XXXX XXXXXXXXXXXXXXXX + ST(2) XXXX XXXXXXXXXXXXXXXX ST(3) XXXX XXXXXXXXXXXXXXXX + ST(4) XXXX XXXXXXXXXXXXXXXX ST(5) XXXX XXXXXXXXXXXXXXXX + ST(6) XXXX XXXXXXXXXXXXXXXX ST(7) XXXX XXXXXXXXXXXXXXXX + + mxcsr: XXXX + XMM0 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM1 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM2 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM3 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM4 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM5 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM6 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM7 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM8 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM9 : XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM10: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM11: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM12: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM13: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + XMM14: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XMM15: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + + */ + +static void +hexvalue (unsigned long int value, char *buf, size_t len) +{ + char *cp = _itoa_word (value, buf + len, 16, 0); + while (cp > buf) + *--cp = '0'; +} + +static void +register_dump (int fd, struct sigcontext *ctx) +{ + char regs[29][16]; + char fpregs[32][8]; + char xmmregs[16][32]; + struct iovec iov[147]; + size_t nr = 0; + int i; + +#define ADD_STRING(str) \ + iov[nr].iov_base = (char *) str; \ + iov[nr].iov_len = strlen (str); \ + ++nr +#define ADD_MEM(str, len) \ + iov[nr].iov_base = str; \ + iov[nr].iov_len = len; \ + ++nr + + /* Generate strings of register contents. */ + hexvalue (ctx->rax, regs[0], 16); + hexvalue (ctx->rbx, regs[1], 16); + hexvalue (ctx->rcx, regs[2], 16); + hexvalue (ctx->rdx, regs[3], 16); + hexvalue (ctx->rsi, regs[4], 16); + hexvalue (ctx->rdi, regs[5], 16); + hexvalue (ctx->rbp, regs[6], 16); + hexvalue (ctx->r8, regs[7], 16); + hexvalue (ctx->r9, regs[8], 16); + hexvalue (ctx->r10, regs[9], 16); + hexvalue (ctx->r11, regs[10], 16); + hexvalue (ctx->r12, regs[11], 16); + hexvalue (ctx->r13, regs[12], 16); + hexvalue (ctx->r14, regs[13], 16); + hexvalue (ctx->r15, regs[14], 16); + hexvalue (ctx->rsp, regs[15], 16); + hexvalue (ctx->rip, regs[16], 16); + + hexvalue (ctx->eflags, regs[17], 8); + hexvalue (ctx->cs, regs[18], 4); + hexvalue (ctx->ds, regs[19], 4); + hexvalue (ctx->es, regs[20], 4); + hexvalue (ctx->fs, regs[21], 4); + hexvalue (ctx->gs, regs[22], 4); + /* hexvalue (ctx->ss, regs[23], 4); */ + hexvalue (ctx->trapno, regs[24], 8); + hexvalue (ctx->err, regs[25], 8); + hexvalue (ctx->oldmask, regs[26], 8); + hexvalue (ctx->rsp_at_signal, regs[27], 16); + hexvalue (ctx->cr2, regs[28], 8); + + /* Generate the output. */ + ADD_STRING ("Register dump:\n\n RAX: "); + ADD_MEM (regs[0], 16); + ADD_STRING (" RBX: "); + ADD_MEM (regs[1], 16); + ADD_STRING (" RCX: "); + ADD_MEM (regs[2], 16); + ADD_STRING ("\n RDX: "); + ADD_MEM (regs[3], 16); + ADD_STRING (" RSI: "); + ADD_MEM (regs[4], 16); + ADD_STRING (" RDI: "); + ADD_MEM (regs[5], 16); + ADD_STRING ("\n RBP: "); + ADD_MEM (regs[6], 16); + ADD_STRING (" R8 : "); + ADD_MEM (regs[7], 16); + ADD_STRING (" R9 : "); + ADD_MEM (regs[8], 16); + ADD_STRING ("\n R10: "); + ADD_MEM (regs[9], 16); + ADD_STRING (" R11: "); + ADD_MEM (regs[10], 16); + ADD_STRING (" R12: "); + ADD_MEM (regs[11], 16); + ADD_STRING ("\n R13: "); + ADD_MEM (regs[12], 16); + ADD_STRING (" R14: "); + ADD_MEM (regs[13], 16); + ADD_STRING (" R15: "); + ADD_MEM (regs[14], 16); + ADD_STRING ("\n RSP: "); + ADD_MEM (regs[15], 16); + ADD_STRING ("\n\n RIP: "); + ADD_MEM (regs[16], 16); + ADD_STRING (" EFLAGS: "); + ADD_MEM (regs[17], 8); + ADD_STRING ("\n\n CS: "); + ADD_MEM (regs[18], 4); + ADD_STRING (" DS: "); + ADD_MEM (regs[19], 4); + ADD_STRING (" ES: "); + ADD_MEM (regs[20], 4); + ADD_STRING (" FS: "); + ADD_MEM (regs[21], 4); + ADD_STRING (" GS: "); + ADD_MEM (regs[22], 4); + /* + ADD_STRING (" SS: "); + ADD_MEM (regs[23], 4); + */ + ADD_STRING ("\n\n Trap: "); + ADD_MEM (regs[24], 8); + ADD_STRING (" Error: "); + ADD_MEM (regs[25], 8); + ADD_STRING (" OldMask: "); + ADD_MEM (regs[26], 8); + ADD_STRING ("\n RSP/signal: "); + ADD_MEM (regs[27], 8); + ADD_STRING (" CR2: "); + ADD_MEM (regs[28], 8); + + if (ctx->fpstate != NULL) + { + + /* Generate output for the FPU control/status registers. */ + hexvalue (ctx->fpstate->cw, fpregs[0], 8); + hexvalue (ctx->fpstate->sw, fpregs[1], 8); + hexvalue (ctx->fpstate->tag, fpregs[2], 8); + hexvalue (ctx->fpstate->ipoff, fpregs[3], 8); + hexvalue (ctx->fpstate->cssel, fpregs[4], 4); + hexvalue (ctx->fpstate->dataoff, fpregs[5], 8); + hexvalue (ctx->fpstate->datasel, fpregs[6], 4); + + ADD_STRING ("\n\n FPUCW: "); + ADD_MEM (fpregs[0], 8); + ADD_STRING (" FPUSW: "); + ADD_MEM (fpregs[1], 8); + ADD_STRING (" TAG: "); + ADD_MEM (fpregs[2], 8); + ADD_STRING ("\n IPOFF: "); + ADD_MEM (fpregs[3], 8); + ADD_STRING (" CSSEL: "); + ADD_MEM (fpregs[4], 4); + ADD_STRING (" DATAOFF: "); + ADD_MEM (fpregs[5], 8); + ADD_STRING (" DATASEL: "); + ADD_MEM (fpregs[6], 4); + + /* Now the real FPU registers. */ + hexvalue (ctx->fpstate->_st[0].exponent, fpregs[7], 8); + hexvalue (ctx->fpstate->_st[0].significand[3] << 16 + | ctx->fpstate->_st[0].significand[2], fpregs[8], 8); + hexvalue (ctx->fpstate->_st[0].significand[1] << 16 + | ctx->fpstate->_st[0].significand[0], fpregs[9], 8); + hexvalue (ctx->fpstate->_st[1].exponent, fpregs[10], 8); + hexvalue (ctx->fpstate->_st[1].significand[3] << 16 + | ctx->fpstate->_st[1].significand[2], fpregs[11], 8); + hexvalue (ctx->fpstate->_st[1].significand[1] << 16 + | ctx->fpstate->_st[1].significand[0], fpregs[12], 8); + hexvalue (ctx->fpstate->_st[2].exponent, fpregs[13], 8); + hexvalue (ctx->fpstate->_st[2].significand[3] << 16 + | ctx->fpstate->_st[2].significand[2], fpregs[14], 8); + hexvalue (ctx->fpstate->_st[2].significand[1] << 16 + | ctx->fpstate->_st[2].significand[0], fpregs[15], 8); + hexvalue (ctx->fpstate->_st[3].exponent, fpregs[16], 8); + hexvalue (ctx->fpstate->_st[3].significand[3] << 16 + | ctx->fpstate->_st[3].significand[2], fpregs[17], 8); + hexvalue (ctx->fpstate->_st[3].significand[1] << 16 + | ctx->fpstate->_st[3].significand[0], fpregs[18], 8); + hexvalue (ctx->fpstate->_st[4].exponent, fpregs[19], 8); + hexvalue (ctx->fpstate->_st[4].significand[3] << 16 + | ctx->fpstate->_st[4].significand[2], fpregs[20], 8); + hexvalue (ctx->fpstate->_st[4].significand[1] << 16 + | ctx->fpstate->_st[4].significand[0], fpregs[21], 8); + hexvalue (ctx->fpstate->_st[5].exponent, fpregs[22], 8); + hexvalue (ctx->fpstate->_st[5].significand[3] << 16 + | ctx->fpstate->_st[5].significand[2], fpregs[23], 8); + hexvalue (ctx->fpstate->_st[5].significand[1] << 16 + | ctx->fpstate->_st[5].significand[0], fpregs[24], 8); + hexvalue (ctx->fpstate->_st[6].exponent, fpregs[25], 8); + hexvalue (ctx->fpstate->_st[6].significand[3] << 16 + | ctx->fpstate->_st[6].significand[2], fpregs[26], 8); + hexvalue (ctx->fpstate->_st[6].significand[1] << 16 + | ctx->fpstate->_st[6].significand[0], fpregs[27], 8); + hexvalue (ctx->fpstate->_st[7].exponent, fpregs[28], 8); + hexvalue (ctx->fpstate->_st[7].significand[3] << 16 + | ctx->fpstate->_st[7].significand[2], fpregs[29], 8); + hexvalue (ctx->fpstate->_st[7].significand[1] << 16 + | ctx->fpstate->_st[7].significand[0], fpregs[30], 8); + + hexvalue (ctx->fpstate->mxcsr, fpregs[31], 4); + + for (i = 0; i < 16; i++) + hexvalue (ctx->fpstate->_xmm[i].element[3] << 24 + | ctx->fpstate->_xmm[i].element[2] << 16 + | ctx->fpstate->_xmm[i].element[1] << 8 + | ctx->fpstate->_xmm[i].element[0], xmmregs[i], 32); + + + ADD_STRING ("\n\n ST(0) "); + ADD_MEM (fpregs[7], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[8], 8); + ADD_MEM (fpregs[9], 8); + ADD_STRING (" ST(1) "); + ADD_MEM (fpregs[10], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[11], 8); + ADD_MEM (fpregs[12], 8); + ADD_STRING ("\n ST(2) "); + ADD_MEM (fpregs[13], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[14], 8); + ADD_MEM (fpregs[15], 8); + ADD_STRING (" ST(3) "); + ADD_MEM (fpregs[16], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[17], 8); + ADD_MEM (fpregs[18], 8); + ADD_STRING ("\n ST(4) "); + ADD_MEM (fpregs[19], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[20], 8); + ADD_MEM (fpregs[21], 8); + ADD_STRING (" ST(5) "); + ADD_MEM (fpregs[22], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[23], 8); + ADD_MEM (fpregs[24], 8); + ADD_STRING ("\n ST(6) "); + ADD_MEM (fpregs[25], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[26], 8); + ADD_MEM (fpregs[27], 8); + ADD_STRING (" ST(7) "); + ADD_MEM (fpregs[28], 4); + ADD_STRING (" "); + ADD_MEM (fpregs[29], 8); + ADD_MEM (fpregs[30], 8); + + ADD_STRING ("\n mxcsr: "); + ADD_MEM (fpregs[31], 4); + + ADD_STRING ("\n XMM0: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM1: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM2: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM3: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM4: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM5: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM6: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM7: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM8: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM9: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM10: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM11: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM12: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM13: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING ("\n XMM14: "); + ADD_MEM (xmmregs[0], 32); + ADD_STRING (" XMM15: "); + ADD_MEM (xmmregs[0], 32); + + } + + ADD_STRING ("\n"); + + /* Write the stuff out. */ + writev (fd, iov, nr); +} + + +#define REGISTER_DUMP register_dump (fd, &ctx) diff --git a/sysdeps/unix/sysv/linux/x86_64/send.c b/sysdeps/unix/sysv/linux/x86_64/send.c new file mode 100644 index 0000000000..f162a00f1c --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/send.c @@ -0,0 +1,31 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <sys/socket.h> +#include <sysdep.h> + +/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */ +ssize_t +__libc_send (int fd, const void *buf, size_t n, int flags) +{ + return INLINE_SYSCALL (sendto, 6, fd, buf, n, flags, NULL, NULL); +} + +weak_alias (__libc_send, __send) +weak_alias (__send, send) diff --git a/sysdeps/unix/sysv/linux/x86_64/setrlimit64.c b/sysdeps/unix/sysv/linux/x86_64/setrlimit64.c new file mode 100644 index 0000000000..8edcff0086 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/setrlimit64.c @@ -0,0 +1 @@ +/* setrlimit64 is the same as setrlimit. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sigaction.c b/sysdeps/unix/sysv/linux/x86_64/sigaction.c new file mode 100644 index 0000000000..5aa8b9f43b --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sigaction.c @@ -0,0 +1,99 @@ +/* POSIX.1 `sigaction' call for Linux/x86-64. + Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#include <errno.h> +#include <stddef.h> +#include <signal.h> +#include <string.h> + +#include <sysdep.h> +#include <sys/syscall.h> + +#include <kernel-features.h> + +/* 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> + +/* We do not globally define the SA_RESTORER flag so do it here. */ +#define SA_RESTORER 0x04000000 + +extern int __syscall_rt_sigaction (int, const struct kernel_sigaction *__unbounded, + struct kernel_sigaction *__unbounded, size_t); + +static void restore_rt (void) asm ("__restore_rt"); + + +/* If ACT is not NULL, change the action for SIG to *ACT. + If OACT is not NULL, put the old action for SIG in *OACT. */ +int +__libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) +{ + int result; + struct kernel_sigaction kact, 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 | SA_RESTORER; + + kact.sa_restorer = &restore_rt; + } + + /* XXX The size argument hopefully will have to be changed to the + real size of the user-level sigset_t. */ + result = INLINE_SYSCALL (rt_sigaction, 4, + sig, act ? __ptrvalue (&kact) : NULL, + oact ? __ptrvalue (&koact) : NULL, _NSIG / 8); + 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; + oact->sa_restorer = koact.sa_restorer; + } + return result; +} + +weak_alias (__libc_sigaction, __sigaction) +weak_alias (__libc_sigaction, sigaction) + +/* NOTE: Please think twice before making any changes to the bits of + code below. GDB needs some intimate knowledge about it to + recognize them as signal trampolines, and make backtraces through + signal handlers work right. Important are both the names + (__restore_rt) and the exact instruction sequence. + If you ever feel the need to make any changes, please notify the + appropriate GDB maintainer. */ + +#define RESTORE(name, syscall) RESTORE2 (name, syscall) +#define RESTORE2(name, syscall) \ +asm \ + ( \ + ".align 16\n" \ + "__" #name ":\n" \ + " movq $" #syscall ", %rax\n" \ + " syscall\n" \ + ); + +/* The return code for realtime-signals. */ +RESTORE (restore_rt, __NR_rt_sigreturn) diff --git a/sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h b/sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h new file mode 100644 index 0000000000..38d6fd6a86 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h @@ -0,0 +1,26 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#define SIGCONTEXT struct sigcontext +#define SIGCONTEXT_EXTRA_ARGS +#define GET_PC(ctx) ((void *) ctx.rip) +#define GET_FRAME(ctx) ((void *) ctx.rbp) +#define GET_STACK(ctx) ((void *) ctx.rsp_at_signal) + +#define CALL_SIGHANDLER(handler, signo, ctx) \ + (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx)) diff --git a/sysdeps/unix/sysv/linux/x86_64/sigpending.c b/sysdeps/unix/sysv/linux/x86_64/sigpending.c new file mode 100644 index 0000000000..c7ddb1fbd8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sigpending.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/sigpending.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/sigprocmask.c b/sysdeps/unix/sysv/linux/x86_64/sigprocmask.c new file mode 100644 index 0000000000..bc0927f452 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sigprocmask.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/sigprocmask.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/sigsuspend.c b/sysdeps/unix/sysv/linux/x86_64/sigsuspend.c new file mode 100644 index 0000000000..9c5c79e63e --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sigsuspend.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/sigsuspend.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/statfs64.c b/sysdeps/unix/sysv/linux/x86_64/statfs64.c new file mode 100644 index 0000000000..06bc68826f --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/statfs64.c @@ -0,0 +1 @@ +/* statfs64 is the same as statfs. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/perm.h b/sysdeps/unix/sysv/linux/x86_64/sys/perm.h new file mode 100644 index 0000000000..382fa92ee3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/perm.h @@ -0,0 +1,36 @@ +/* Copyright (C) 1996, 1999, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_PERM_H + +#define _SYS_PERM_H 1 +#include <features.h> + +__BEGIN_DECLS + +/* Set port input/output permissions. */ +extern int ioperm (unsigned long int __from, unsigned long int __num, + int __turn_on) __THROW; + + +/* Change I/O privilege level. */ +extern int iopl (int __level) __THROW; + +__END_DECLS + +#endif /* _SYS_PERM_H */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/procfs.h b/sysdeps/unix/sysv/linux/x86_64/sys/procfs.h new file mode 100644 index 0000000000..d774c63706 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/procfs.h @@ -0,0 +1,127 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#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> + +__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 + user_regs_struct' 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_regs_struct) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +/* Register set for the extended floating-point registers. Includes + the Pentium III SSE registers in addition to the classic + floating-point stuff. */ +typedef struct user_fpregs_struct 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 int pr_uid; + unsigned 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/sysdeps/unix/sysv/linux/x86_64/sys/reg.h b/sysdeps/unix/sysv/linux/x86_64/sys/reg.h new file mode 100644 index 0000000000..fec64d6f17 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/reg.h @@ -0,0 +1,47 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_REG_H +#define _SYS_REG_H 1 + +/* Index into an array of 8 byte longs returned from ptrace for + location of the users' stored general purpose registers. */ + +#define R15 0 +#define R14 1 +#define R13 2 +#define R12 3 +#define RBP 4 +#define RBX 5 +#define R11 6 +#define R10 7 +#define R9 8 +#define R8 9 +#define RAX 10 +#define RCX 11 +#define RDX 12 +#define RSI 13 +#define RDI 14 +#define ORIG_RAX 15 +#define RIP 16 +#define CS 17 +#define EFLAGS 18 +#define RSP 19 +#define SS 20 + +#endif diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/ucontext.h b/sysdeps/unix/sysv/linux/x86_64/sys/ucontext.h new file mode 100644 index 0000000000..6b69c84db2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/ucontext.h @@ -0,0 +1,160 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> +#include <signal.h> + +/* We need the signal context definitions even if they are not used + included in <signal.h>. */ +#include <bits/sigcontext.h> + +/* Type for general register. */ +typedef long int greg_t; + +/* Number of general registers. */ +#define NGREG 27 + +/* Container for all general registers. */ +typedef greg_t gregset_t[NGREG]; + +#ifdef __USE_GNU +/* Number of each register in the `gregset_t' array. */ +enum +{ + REG_GSFS = 0, +# define REG_GSFS REG_GSFS + REG_ESDS, +# define REG_ESDS REG_ESDS + REG_R8, +# define REG_R8 REG_R8 + REG_R9, +# define REG_R9 REG_R9 + REG_R10, +# define REG_R10 REG_R10 + REG_R11, +# define REG_R11 REG_R11 + REG_R12, +# define REG_R12 REG_R12 + REG_R13, +# define REG_R13 REG_R13 + REG_R14, +# define REG_R14 REG_R14 + REG_R15, +# define REG_R15 REG_R15 + REG_RDI, +# define REG_RDI REG_RDI + REG_RSI, +# define REG_RSI REG_RSI + REG_RBP, +# define REG_RBP REG_RBP + REG_RSP, +# define REG_RSP REG_RSP + REG_RBX, +# define REG_RBX REG_RBX + REG_RDX, +# define REG_RDX REG_RDX + REG_RCX, +# define REG_RCX REG_RCX + REG_RAX, +# define REG_RAX REG_RAX + REG_TRAPNO, +# define REG_TRAPNO REG_TRAPNO + REG_ERR, +# define REG_ERR REG_ERR + REG_RIP, +# define REG_RIP REG_RIP + REG_CS, +# define REG_CS REG_CS + REG_EFL, +# define REG_EFL REG_EFL + REG_URSP, +# define REG_URSP REG_URSP + REG_SS +# define REG_SS REG_SS +}; +#endif + +/* Definitions taken from the kernel headers. */ +struct _libc_fpreg +{ + unsigned short int significand[4]; + unsigned short int exponent; +}; + +struct _libc_fpxreg +{ + unsigned short int significand[4]; + unsigned short int exponent; + unsigned short int padding[3]; +}; + +struct _libc_xmmreg +{ + unsigned long int element[4]; +}; + +struct _libc_fpstate +{ + /* Regular FPU environment. */ + unsigned long int cw; + unsigned long int sw; + unsigned long int tag; + unsigned long int ipoff; + unsigned long int cssel; + unsigned long int dataoff; + unsigned long int datasel; + struct _libc_fpreg _st[16]; + unsigned short int status; + unsigned short int magic; + /* FXSR FPU environment. */ + + unsigned long int _fxsr_env[6]; + unsigned long int mxcsr; + unsigned long int reserved; + struct _libc_fpxreg _fxsr_st[8]; + struct _libc_xmmreg _xmm[16]; + unsigned long int padding[32]; +}; + +/* Structure to describe FPU registers. */ +typedef struct _libc_fpstate fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t gregs; + fpregset_t fpregs; + unsigned long int oldmask; + unsigned long int cr2; + } mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long int uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + __sigset_t uc_sigmask; + struct _libc_fpstate __fpregs_mem; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/user.h b/sysdeps/unix/sysv/linux/x86_64/sys/user.h new file mode 100644 index 0000000000..2df7b2e46d --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/user.h @@ -0,0 +1,97 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +/* 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. */ + +struct user_fpregs_struct +{ + unsigned short int cwd; + unsigned short int swd; + unsigned short int twd; + unsigned short int fop; + unsigned int fip; + unsigned int fcs; + unsigned int foo; + unsigned int fos; + unsigned int mxcsr; + unsigned int reserved; + unsigned int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ + unsigned int xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */ + unsigned int padding[56]; +}; + +struct user_regs_struct +{ + unsigned long r15; + unsigned long r14; + unsigned long r13; + unsigned long r12; + unsigned long rbp; + unsigned long rbx; + unsigned long r11; + unsigned long r10; + unsigned long r9; + unsigned long r8; + unsigned long rax; + unsigned long rcx; + unsigned long rdx; + unsigned long rsi; + unsigned long rdi; + unsigned long orig_rax; + unsigned long rip; + unsigned long cs; + unsigned long eflags; + unsigned long rsp; + unsigned long ss; + unsigned long fs_base; + unsigned long kernel_gs_base; +}; + +struct user +{ + struct user_regs_struct regs; + int u_fpvalid; + struct user_fpregs_struct i387; + unsigned long int u_tsize; + unsigned long int u_dsize; + unsigned long int u_ssize; + unsigned long start_code; + unsigned long start_stack; + long int signal; + int reserved; + struct user_regs_struct* u_ar0; + struct user_fpregs_struct* u_fpstate; + unsigned long int magic; + char u_comm [32]; + int u_debugreg [8]; +}; + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) +#define NBPG PAGE_SIZE +#define UPAGES 1 +#define HOST_TEXT_START_ADDR (u.start_code) +#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) + +#endif /* _SYS_USER_H */ diff --git a/sysdeps/unix/sysv/linux/x86_64/syscall.S b/sysdeps/unix/sysv/linux/x86_64/syscall.S new file mode 100644 index 0000000000..03144ce832 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/syscall.S @@ -0,0 +1,44 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> + +/* Please consult the file sysdeps/unix/sysv/linux/x86-64/sysdep.h for + more information about the value -4095 used below. */ + +/* Usage: long syscall (syscall_number, arg1, arg2, arg3, arg4, arg5) + We need to do some arg shifting, the syscall_number will be in + rax. */ + + + .text +ENTRY (syscall) + + movq %rdi, %rax /* Syscall number -> rax. */ + movq %rsi, %rdi /* shift arg1 - arg5. */ + movq %rdx, %rsi + movq %rcx, %rdx + movq %r8, %r10 + movq %r9, %r8 + syscall /* Do the system call. */ + cmpq $-4095, %rax /* Check %rax for error. */ + jae SYSCALL_ERROR_LABEL /* Jump to error handler if error. */ +L(pseudo_end): + ret /* Return to caller. */ + +PSEUDO_END (syscall) diff --git a/sysdeps/unix/sysv/linux/x86_64/syscalls.list b/sysdeps/unix/sysv/linux/x86_64/syscalls.list new file mode 100644 index 0000000000..be3607bcdb --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/syscalls.list @@ -0,0 +1,44 @@ +# File name Caller Syscall name # args Strong name Weak names + +mmap - mmap b:aniiii __mmap mmap __mmap64 mmap64 +llseek EXTRA lseek i:iii __libc_lseek64 __llseek llseek __lseek64 lseek64 +pread - pread i:ibni __libc_pread __libc_pread64 __pread pread __pread64 pread64 +pwrite - pwrite i:ibni __libc_pwrite __libc_pwrite64 __pwrite pwrite __pwrite64 pwrite64 +fstatfs - fstatfs i:ip __fstatfs fstatfs __fstatfs64 fstatfs64 +statfs - statfs i:sp __statfs statfs statfs64 +getrlimit - getrlimit i:ip __getrlimit getrlimit getrlimit64 +setrlimit - setrlimit i:ip __setrlimit setrlimit64 setrlimit +ftruncate - ftruncate i:ii __ftruncate ftruncate ftruncate64 __ftruncate64 +truncate - truncate i:si truncate truncate64 +ptrace - ptrace i:iipp __ptrace ptrace + +# semaphore and shm system calls +msgctl - msgctl i:iip __msgctl msgctl +msgget - msgget i:ii __msgget msgget +msgrcv - msgrcv i:ibnii __msgrcv msgrcv +msgsnd - msgsnd i:ibni __msgsnd msgsnd +shmat - shmat i:ipi __shmat shmat +shmctl - shmctl i:iip __shmctl shmctl +shmdt - shmdt i:s __shmdt shmdt +shmget - shmget i:iii __shmget shmget +semop - semop i:ipi __semop semop +semget - semget i:iii __semget semget +semctl - semctl i:iiii __semctl semctl + + +# proper socket implementations: +accept - accept i:iBN __libc_accept __accept accept +bind - bind i:ipi __bind bind +connect - connect i:ipi __libc_connect __connect connect +getpeername - getpeername i:ipp __getpeername getpeername +getsockname - getsockname i:ipp __getsockname getsockname +getsockopt - getsockopt i:iiiBN __getsockopt getsockopt +listen - listen i:ii __listen listen +recvfrom - recvfrom i:ibniBN __libc_recvfrom __recvfrom recvfrom +recvmsg - recvmsg i:ipi __libc_recvmsg recvmsg +sendmsg - sendmsg i:ipi __libc_sendmsg sendmsg +sendto - sendto i:ibnibn __libc_sendto __sendto sendto +setsockopt - setsockopt i:iiibn __setsockopt setsockopt +shutdown - shutdown i:ii __shutdown shutdown +socket - socket i:iii __socket socket +socketpair - socketpair i:iiif __socketpair socketpair diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.S b/sysdeps/unix/sysv/linux/x86_64/sysdep.S new file mode 100644 index 0000000000..7f041aa730 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.S @@ -0,0 +1,56 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> + +/* Because the Linux version is in fact x86-64/ELF and the start.? file + for this system (sysdeps/x86_64/elf/start.S) is also used by The Hurd + and therefore this files must not contain the definition of the + `errno' variable (I don't know why, ask Roland), we have to define + it somewhere else. + + ...and this place is here. */ + .bss + .globl errno + .type errno,@object + .size errno,4 +errno: + .space 4 +weak_alias (errno, _errno) + +/* The following code is only used in the shared library when we + compile the reentrant version. Otherwise each system call defines + each own version. */ + +#ifndef PIC + +/* The syscall stubs jump here when they detect an error. + The code for Linux is almost identical to the canonical Unix + code, except that the error number in %rax is negated. */ + +#undef CALL_MCOUNT +#define CALL_MCOUNT /* Don't insert the profiling call, it clobbers %rax. */ + + .text +ENTRY (__syscall_error) + negq %rax + +#define __syscall_error __syscall_error_1 +#include <sysdeps/unix/x86_64/sysdep.S> + +#endif /* !PIC */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h new file mode 100644 index 0000000000..972fa20442 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h @@ -0,0 +1,205 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _LINUX_X86_64_SYSDEP_H +#define _LINUX_X86_64_SYSDEP_H 1 + +/* There is some commonality. */ +#include <sysdeps/unix/x86_64/sysdep.h> +#include <bp-sym.h> +#include <bp-asm.h> + +/* 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 + +/* ELF-like local names start with `.L'. */ +#undef L +#define L(name) .L##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 %eax + 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 savely + test with -4095. */ + +/* We don't want the label for the error handle to be global when we define + it here. */ +#ifdef PIC +# define SYSCALL_ERROR_LABEL 0f +#else +# define SYSCALL_ERROR_LABEL syscall_error +#endif + +#undef PSEUDO +#define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + DO_CALL (args, syscall_name); \ + cmpq $-4095, %rax; \ + jae SYSCALL_ERROR_LABEL; \ + L(pseudo_end): + +#undef PSEUDO_END +#define PSEUDO_END(name) \ + SYSCALL_ERROR_HANDLER \ + END (name) + +#ifndef PIC +#define SYSCALL_ERROR_HANDLER /* Nothing here; code in sysdep.S is used. */ +#else +/* Store (- %rax) into errno through the GOT. */ +#ifdef _LIBC_REENTRANT +#define SYSCALL_ERROR_HANDLER \ +0: \ + xorq %rdx, %rdx; \ + subq %rax, %rdx; \ + pushq %rdx \ + PUSH_ERRNO_LOCATION_RETURN; \ + call BP_SYM (__errno_location)@PLT; \ + POP_ERRNO_LOCATION_RETURN; \ + popq %rdx; \ + movq %rdx, (%rax); \ + orq $-1, %rax; \ + jmp L(pseudo_end); + +/* A quick note: it is assumed that the call to `__errno_location' does + not modify the stack! */ +#else +#define SYSCALL_ERROR_HANDLER \ +0:movq errno@GOTPCREL(%RIP), %rcx; \ + xorq %rdx, %rdx; \ + subq %rax, %rdx; \ + movq %rdx, (%rcx); \ + orq $-1, %rax; \ + jmp L(pseudo_end); +#endif /* _LIBC_REENTRANT */ +#endif /* PIC */ + +/* Linux/x86-64 takes system call arguments in registers: + + Register setup: + system call number rax + arg 1 rdi + arg 2 rsi + arg 3 rdx + arg 4 rcx + arg 5 r8 + arg 6 r9 + + return address from + syscall rcx + additionally clobered: r12-r15,rbx,rbp + eflags from syscall r11 + + The compiler is going to form a call by coming here, through PSEUDO, with arguments: + + syscall number in the DO_CALL macro + arg 1 rdi + arg 2 rsi + arg 3 rdx + arg 4 r10 + arg 5 r8 + arg 6 r9 + + We have to take care that the stack is alignedto 16 bytes. When + called the stack is not aligned since the return address has just + been pushed. + + Syscalls of more than 6 arguments are not supported. */ + +#undef DO_CALL +#define DO_CALL(args, syscall_name) \ + DOARGS_##args \ + movq $SYS_ify (syscall_name), %rax; \ + syscall; + +#define DOARGS_0 /* nothing */ +#define DOARGS_1 /* nothing */ +#define DOARGS_2 /* nothing */ +#define DOARGS_3 /* nothing */ +#define DOARGS_4 movq %rcx, %r10; +#define DOARGS_5 DOARGS_4 +#define DOARGS_6 DOARGS_5 + +#else /* !__ASSEMBLER__ */ +/* Define a macro which expands inline into the wrapper code for a system + call. */ +#undef INLINE_SYSCALL +#define INLINE_SYSCALL(name, nr, args...) \ + ({ \ + unsigned long resultvar; \ + LOAD_ARGS_##nr (args) \ + asm volatile ( \ + "movq %1, %%rax\n\t" \ + "syscall\n\t" \ + : "=a" (resultvar) \ + : "i" (__NR_##name) ASM_ARGS_##nr : "memory", "cc", "r11", "cx"); \ + if (resultvar >= (unsigned long) -4095) \ + { \ + __set_errno (-resultvar); \ + resultvar = (unsigned long) -1; \ + } \ + (long) resultvar; }) + +#define LOAD_ARGS_0() +#define ASM_ARGS_0 + +#define LOAD_ARGS_1(a1) \ + register long int _a1 asm ("rdi") = (long) (a1); \ + LOAD_ARGS_0 () +#define ASM_ARGS_1 ASM_ARGS_0, "r" (_a1) + +#define LOAD_ARGS_2(a1, a2) \ + register long int _a2 asm ("rsi") = (long) (a2); \ + LOAD_ARGS_1 (a1) +#define ASM_ARGS_2 ASM_ARGS_1, "r" (_a2) + +#define LOAD_ARGS_3(a1, a2, a3) \ + register long int _a3 asm ("rdx") = (long) (a3); \ + LOAD_ARGS_2 (a1, a2) +#define ASM_ARGS_3 ASM_ARGS_2, "r" (_a3) + +#define LOAD_ARGS_4(a1, a2, a3, a4) \ + register long int _a4 asm ("r10") = (long) (a4); \ + LOAD_ARGS_3 (a1, a2, a3) +#define ASM_ARGS_4 ASM_ARGS_3, "r" (_a4) + +#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \ + register long int _a5 asm ("r8") = (long) (a5); \ + LOAD_ARGS_4 (a1, a2, a3, a4) +#define ASM_ARGS_5 ASM_ARGS_4, "r" (_a5) + +#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \ + register long int _a6 asm ("r9") = (long) (a6); \ + LOAD_ARGS_5 (a1, a2, a3, a4, a5) +#define ASM_ARGS_6 ASM_ARGS_5, "r" (_a6) + +#endif /* __ASSEMBLER__ */ + +#endif /* linux/x86_64/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/x86_64/time.c b/sysdeps/unix/sysv/linux/x86_64/time.c new file mode 100644 index 0000000000..2cb748cfa5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/time.c @@ -0,0 +1,33 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <asm/vsyscall.h> +#include <time.h> +#include <sys/time.h> + +/* Return the current time as a `time_t' and also put it in *T if T is + not NULL. Time is represented as seconds from Jan 1 00:00:00 1970. */ +time_t +time (time_t *t) +{ + /* We're using a virtual syscall here. */ + time_t (*__vtime)(time_t * time) + = (time_t (*)(time_t *)) VSYSCALL_ADDR (__NR_vtime); + + return __vtime (t); +} diff --git a/sysdeps/unix/sysv/linux/x86_64/truncate64.c b/sysdeps/unix/sysv/linux/x86_64/truncate64.c new file mode 100644 index 0000000000..8999768874 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/truncate64.c @@ -0,0 +1 @@ +/* truncate64 is the same as truncate. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/umount.c b/sysdeps/unix/sysv/linux/x86_64/umount.c new file mode 100644 index 0000000000..9a91ba5b2f --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/umount.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/hppa/umount.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/vfork.S b/sysdeps/unix/sysv/linux/x86_64/vfork.S new file mode 100644 index 0000000000..0b5a90a6c8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/vfork.S @@ -0,0 +1,52 @@ +/* Copyright (C) 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.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) + + /* Pop the return PC value into RBX. */ + popq %rbx + + /* Stuff the syscall number in RAX and enter into the kernel. */ + movl $SYS_ify (vfork), %eax + syscall + cmpl $-4095, %eax + jae .Lerror /* Branch forward if it failed. */ + + /* Jump to the return PC. */ + jmp *%rbx + +.Lerror: + /* Push back the return PC. */ + pushq %rbx + jmp SYSCALL_ERROR_LABEL + +.Lpseudo_end: + ret + +PSEUDO_END (__vfork) + +weak_alias (__vfork, vfork) diff --git a/sysdeps/unix/sysv/linux/x86_64/xstat.c b/sysdeps/unix/sysv/linux/x86_64/xstat.c new file mode 100644 index 0000000000..c315d841c2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/xstat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/ia64/xstat.c> diff --git a/sysdeps/unix/sysv/linux/x86_64/xstat64.c b/sysdeps/unix/sysv/linux/x86_64/xstat64.c new file mode 100644 index 0000000000..e7acd3b45e --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/xstat64.c @@ -0,0 +1 @@ +/* xstat64 is in xstat.c */ |