diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa')
25 files changed, 1245 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/hppa/Makefile b/sysdeps/unix/sysv/linux/hppa/Makefile new file mode 100644 index 0000000000..1c93ec52d9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/Makefile @@ -0,0 +1,2 @@ +# linux/hppa does not use -lmilli anymore +gnulib := -lgcc diff --git a/sysdeps/unix/sysv/linux/hppa/Versions b/sysdeps/unix/sysv/linux/hppa/Versions new file mode 100644 index 0000000000..475fbe1721 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/Versions @@ -0,0 +1,6 @@ +libc { + GLIBC_2.2 { + # New rlimit interface + getrlimit; setrlimit; getrlimit64; setrlimit64; + } +}
\ No newline at end of file diff --git a/sysdeps/unix/sysv/linux/hppa/bits/errno.h b/sysdeps/unix/sysv/linux/hppa/bits/errno.h new file mode 100644 index 0000000000..db4eaf6364 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/errno.h @@ -0,0 +1,57 @@ +/* Error constants. Linux/HPPA specific version. + Copyright (C) 1996, 1997, 1998, 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifdef _ERRNO_H + +# undef EDOM +# undef EILSEQ +# undef ERANGE +# include <linux/errno.h> + +/* Linux also has no ECANCELED error code. Since it is not used here + we define it to an invalid value. */ +# define ECANCELED 125 + +# ifndef __ASSEMBLER__ +/* We now need a declaration of the `errno' variable. */ +extern int errno; + +/* Function to get address of global `errno' variable. */ +extern int *__errno_location (void) __THROW __attribute__ ((__const__)); + +# if defined _LIBC +/* We wouldn't need a special macro anymore but it is history. */ +# define __set_errno(val) (*__errno_location ()) = (val) +# endif /* _LIBC */ + +# if !defined _LIBC || defined _LIBC_REENTRANT +/* When using threads, errno is a per-thread value. */ +# define errno (*__errno_location ()) +# endif +# endif /* !__ASSEMBLER__ */ +#endif /* _ERRNO_H */ + +#if !defined _ERRNO_H && defined __need_Emath +/* This is ugly but the kernel header is not clean enough. We must + define only the values EDOM, EILSEQ and ERANGE in case __need_Emath is + defined. */ +# define EDOM 33 /* Math argument out of domain of function. */ +# define EILSEQ 84 /* Illegal byte sequence. */ +# define ERANGE 34 /* Math result not representable. */ +#endif /* !_ERRNO_H && __need_Emath */ diff --git a/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h b/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h new file mode 100644 index 0000000000..687ffc8582 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/fcntl.h @@ -0,0 +1,148 @@ +/* O_*, F_*, FD_* bit values for Linux/HPPA. + Copyright (C) 1995-1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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_RDONLY 00000000 +#define O_WRONLY 00000001 +#define O_RDWR 00000002 +#define O_ACCMODE 00000003 +#define O_APPEND 00000010 +#define O_BLKSEEK 00000100 /* HPUX only */ +#define O_CREAT 00000400 /* not fcntl */ +#define O_TRUNC 00001000 /* not fcntl */ +#define O_EXCL 00002000 /* not fcntl */ +#define O_ASYNC 00020000 +#define O_SYNC 00100000 +#define O_NONBLOCK 00200004 /* HPUX has separate NDELAY & NONBLOCK */ +#define O_NDELAY O_NONBLOCK +#define O_NOCTTY 00400000 /* not fcntl */ + + +#ifdef __USE_GNU +# define O_DIRECT 00040000 /* direct disk access hint - currently ignored */ +# define O_DIRECTORY 00010000 /* must be a directory */ +# define O_NOFOLLOW 00000200 /* don't follow links */ +#endif + +#ifdef __USE_LARGEFILE64 +# define O_LARGEFILE 00004000 +#endif + +#if defined __USE_POSIX199309 || defined __USE_UNIX98 +# define O_DSYNC 01000000 /* HPUX only */ +# define O_RSYNC 02000000 /* HPUX only */ +#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 8 /* Get record locking info. */ +#define F_SETLK64 9 /* Set record locking info (non-blocking). */ +#define F_SETLKW64 10 /* Set record locking info (blocking). */ + +#if defined __USE_BSD || defined __USE_XOPEN2K +# define F_GETOWN 11 /* Get owner of socket (receiver of SIGIO). */ +# define F_SETOWN 12 /* Set owner of socket (receiver of SIGIO). */ +#endif + +#ifdef __USE_GNU +# define F_SETSIG 13 /* Set number of signal to be sent. */ +# define F_GETSIG 14 /* Get number of signal to be sent. */ +#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 1 /* Read lock. */ +#define F_WRLCK 2 /* Write lock. */ +#define F_UNLCK 3 /* 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 + +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'). */ +#ifndef __USE_FILE_OFFSET64 + __off_t l_start; /* Offset where the lock begins. */ + __off_t l_len; /* Size of the locked area; zero means until EOF. */ +#else + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ +#endif + __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/hppa/bits/ioctls.h b/sysdeps/unix/sysv/linux/hppa/bits/ioctls.h new file mode 100644 index 0000000000..bad78b60e8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/ioctls.h @@ -0,0 +1,37 @@ +/* Copyright (C) 1996, 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_IOCTL_H +# error "Never use <bits/ioctls.h> directly; include <sys/ioctl.h> instead." +#endif + +/* Use the definitions from the kernel header files. */ +#include <asm/ioctls.h> + +/* Oh well, this is necessary since the kernel data structure is + different from the user-level version. */ +#undef TCGETS +#undef TCSETS +#undef TCSETSW +#undef TCSETSF +#define TCGETS _IOR ('T', 16, char[36]) +#define TCSETS _IOW ('T', 17, char[36]) +#define TCSETSW _IOW ('T', 18, char[36]) +#define TCSETSF _IOW ('T', 19, char[36]) + +#include <linux/sockios.h> diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h new file mode 100644 index 0000000000..78c0171fae --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h @@ -0,0 +1,61 @@ +/* Definitions for POSIX memory map interface. Insert rest of disclaimer here */ + +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif + +/* these are basically taken from the kernel definitions */ + +#define PROT_READ 0x1 /* page can be read */ +#define PROT_WRITE 0x2 /* page can be written */ +#define PROT_EXEC 0x4 /* page can be executed */ +#define PROT_NONE 0x0 /* page can not be accessed */ + +#define MAP_SHARED 0x01 /* Share changes */ +#define MAP_PRIVATE 0x02 /* Changes are private */ +#define MAP_TYPE 0x03 /* Mask for type of mapping */ +#define MAP_FIXED 0x04 /* Interpret addr exactly */ +#define MAP_ANONYMOUS 0x10 /* don't use a file */ + +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ +#define MAP_LOCKED 0x2000 /* pages are locked */ +#define MAP_NORESERVE 0x4000 /* don't check for reservations */ +#define MAP_GROWSDOWN 0x8000 /* stack-like segment */ + +#define MS_SYNC 1 /* synchronous memory sync */ +#define MS_ASYNC 2 /* sync memory asynchronously */ +#define MS_INVALIDATE 4 /* invalidate the caches */ + +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ + +#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 /* dont need these pages */ +#define MADV_SPACEAVAIL 5 /* insure that resources are reserved */ +#define MADV_VPS_PURGE 6 /* Purge pages from VM page cache */ +#define MADV_VPS_INHERIT 7 /* Inherit parents page size */ + +/* The range 12-64 is reserved for page size specification. */ +#define MADV_4K_PAGES 12 /* Use 4K pages */ +#define MADV_16K_PAGES 14 /* Use 16K pages */ +#define MADV_64K_PAGES 16 /* Use 64K pages */ +#define MADV_256K_PAGES 18 /* Use 256K pages */ +#define MADV_1M_PAGES 20 /* Use 1 Megabyte pages */ +#define MADV_4M_PAGES 22 /* Use 4 Megabyte pages */ +#define MADV_16M_PAGES 24 /* Use 16 Megabyte pages */ +#define MADV_64M_PAGES 26 /* Use 64 Megabyte pages */ + +/* compatibility flags */ +#define MAP_ANON MAP_ANONYMOUS +#define MAP_FILE 0 +#define MAP_VARIABLE 0 + +/* Flags for `mremap'. */ +#ifdef __USE_GNU +# define MREMAP_MAYMOVE 1 +#endif + diff --git a/sysdeps/unix/sysv/linux/hppa/bits/sigaction.h b/sysdeps/unix/sysv/linux/hppa/bits/sigaction.h new file mode 100644 index 0000000000..cec71b294e --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/sigaction.h @@ -0,0 +1,75 @@ +/* Definitions for Linux/hppa sigaction. + Copyright (C) 1996, 1997, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SIGNAL_H +# error "Never include <bits/sigaction.h> directly; use <signal.h> instead." +#endif + +/* Structure describing the action to be taken when a signal arrives. */ +struct sigaction + { + /* Signal handler. */ +#ifdef __USE_POSIX199309 + union + { + /* Used if SA_SIGINFO is not set. */ + __sighandler_t sa_handler; + /* Used if SA_SIGINFO is set. */ + void (*sa_sigaction) (int, siginfo_t *, void *); + } + __sigaction_handler; +# define sa_handler __sigaction_handler.sa_handler +# define sa_sigaction __sigaction_handler.sa_sigaction +#else + __sighandler_t sa_handler; +#endif + + /* Special flags. */ + unsigned long int sa_flags; + + /* Additional set of signals to be blocked. */ + __sigset_t sa_mask; + }; + +/* Bits in `sa_flags'. */ + +#define SA_NOCLDSTOP 0x00000008 /* Don't send SIGCHLD when children stop. */ +#define SA_NOCLDWAIT 0x00000080 /* Don't create zombie on child death. */ +#define SA_SIGINFO 0x00000010 /* Invoke signal-catching function with + three arguments instead of one. */ +#if defined __USE_UNIX98 || defined __USE_MISC +# define SA_ONSTACK 0x00000001 /* Use signal stack by using `sa_restorer'. */ +# define SA_RESETHAND 0x00000004 /* Reset to SIG_DFL on entry to handler. */ +# define SA_NODEFER 0x00000020 /* Don't automatically block the signal + when its handler is being executed. */ +# define SA_RESTART 0x00000040 /* Restart syscall on signal return. */ +#endif +#ifdef __USE_MISC +# define SA_INTERRUPT 0x20000000 /* Historic no-op. */ + +/* Some aliases for the SA_ constants. */ +# define SA_NOMASK SA_NODEFER +# define SA_ONESHOT SA_RESETHAND +# define SA_STACK SA_ONSTACK +#endif + +/* Values for the HOW argument to `sigprocmask'. */ +#define SIG_BLOCK 0 /* for blocking signals */ +#define SIG_UNBLOCK 1 /* for unblocking signals */ +#define SIG_SETMASK 2 /* for setting the signal mask */ diff --git a/sysdeps/unix/sysv/linux/hppa/bits/signum.h b/sysdeps/unix/sysv/linux/hppa/bits/signum.h new file mode 100644 index 0000000000..45ed06ae14 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/signum.h @@ -0,0 +1,82 @@ +/* Signal number definitions. Linux version. + Copyright (C) 1995, 1996, 1997, 1998, 1999 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifdef _SIGNAL_H + +/* Fake signal functions. */ +#define SIG_ERR ((__sighandler_t) -1) /* Error return. */ +#define SIG_DFL ((__sighandler_t) 0) /* Default action. */ +#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ + +#ifdef __USE_UNIX98 +# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ +#endif + + +/* Signals. */ +#define SIGHUP 1 /* Hangup (POSIX). */ +#define SIGINT 2 /* Interrupt (ANSI). */ +#define SIGQUIT 3 /* Quit (POSIX). */ +#define SIGILL 4 /* Illegal instruction (ANSI). */ +#define SIGTRAP 5 /* Trace trap (POSIX). */ +#define SIGABRT 6 /* Abort (ANSI). */ +#define SIGIOT 6 /* IOT trap (4.2 BSD). */ +#define SIGEMT 7 +#define SIGFPE 8 /* Floating-point exception (ANSI). */ +#define SIGKILL 9 /* Kill, unblockable (POSIX). */ +#define SIGBUS 10 /* BUS error (4.2 BSD). */ +#define SIGSEGV 11 /* Segmentation violation (ANSI). */ +#define SIGSYS 12 /* Bad system call. */ +#define SIGPIPE 13 /* Broken pipe (POSIX). */ +#define SIGALRM 14 /* Alarm clock (POSIX). */ +#define SIGTERM 15 /* Termination (ANSI). */ +#define SIGUSR1 16 /* User-defined signal 1 (POSIX). */ +#define SIGUSR2 17 /* User-defined signal 2 (POSIX). */ +#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ +#define SIGCHLD 18 /* Child status has changed (POSIX). */ +#define SIGPWR 19 /* Power failure restart (System V). */ +#define SIGVTALRM 20 /* Virtual alarm clock (4.2 BSD). */ +#define SIGPROF 21 /* Profiling alarm clock (4.2 BSD). */ +#define SIGPOLL SIGIO /* Pollable event occurred (System V). */ +#define SIGIO 22 /* I/O now possible (4.2 BSD). */ +#define SIGWINCH 23 /* Window size change (4.3 BSD, Sun). */ +#define SIGSTOP 24 /* Stop, unblockable (POSIX). */ +#define SIGTSTP 25 /* Keyboard stop (POSIX). */ +#define SIGCONT 26 /* Continue (POSIX). */ +#define SIGTTIN 27 /* Background read from tty (POSIX). */ +#define SIGTTOU 28 /* Background write to tty (POSIX). */ +#define SIGURG 29 /* Urgent condition on socket (4.2 BSD). */ +#define SIGLOST 30 /* Operating System Has Lost (HP/UX). */ +#define SIGUNUSED 31 +#define SIGXCPU 33 /* CPU limit exceeded (4.2 BSD). */ +#define SIGXFSZ 34 /* File size limit exceeded (4.2 BSD). */ +#define SIGSTKFLT 36 /* Stack fault. */ + +#define _NSIG 64 /* Biggest signal number + 1 + (including real-time signals). */ + +#define SIGRTMIN (__libc_current_sigrtmin ()) +#define SIGRTMAX (__libc_current_sigrtmax ()) + +/* These are the hard limits of the kernel. These values should not be + used directly at user level. */ +#define __SIGRTMIN 37 +#define __SIGRTMAX (_NSIG - 1) + +#endif /* <signal.h> included. */ diff --git a/sysdeps/unix/sysv/linux/hppa/brk.c b/sysdeps/unix/sysv/linux/hppa/brk.c new file mode 100644 index 0000000000..9ed6c4f1f7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/brk.c @@ -0,0 +1,47 @@ +/* brk system call for Linux/i386. + Copyright (C) 1995, 1996 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <unistd.h> +#include <sysdep.h> + +/* This must be initialized data because commons can't have aliases. */ +void *__curbrk = 0; + +/* Old braindamage in GCC's crtstuff.c requires this symbol in an attempt + to work around different old braindamage in the old Linux ELF dynamic + linker. */ +weak_alias (__curbrk, ___brk_addr) + +int +__brk (void *addr) +{ + void *newbrk, *scratch; + + __curbrk = newbrk = INLINE_SYSCALL(brk, 1, addr); + + if (newbrk < addr) + { + __set_errno (ENOMEM); + return -1; + } + + return 0; +} +weak_alias (__brk, brk) diff --git a/sysdeps/unix/sysv/linux/hppa/clone.S b/sysdeps/unix/sysv/linux/hppa/clone.S new file mode 100644 index 0000000000..510e0ff799 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/clone.S @@ -0,0 +1,82 @@ +/* Copyright (C) 1996, 1997, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Huggins-Daines <dhd@debian.org>, 2000. + Based on the Alpha version by Richard Henderson <rth@tamu.edu>, 1996. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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 <asm/unistd.h> +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> + +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg) */ + + .text +ENTRY(__clone) + /* FIXME: I have no idea how profiling works on hppa. */ + + /* Sanity check arguments. */ + comib,<> 0,%arg0,.Lerror /* no NULL function pointers */ + ldi EINVAL,%ret0 + comib,<> 0,%arg1,.Lerror /* no NULL stack pointers */ + nop + + /* Save the fn ptr and arg on the new stack. */ + stwm %arg3,64(%arg1) + stw %arg3,-60(%arg1) + + /* Do the system call */ + copy %arg2,%arg0 + ble 0x100(%sr7,%r0) + ldi __NR_clone,%r20 + + ldi -4096,%r1 + comclr,>>= %r1,%ret0,%r0 /* Note: unsigned compare. */ + b,n .Lerror + + comib,=,n 0,%ret0,thread_start + + /* Successful return from the parent */ + bv %r0(%rp) + nop + + /* Something bad happened -- no child created */ +.Lerror: + b __syscall_error + nop + +thread_start: + /* Load up the arguments. */ + ldw -60(%sp),%arg0 + ldwm -64(%sp),%r22 + + /* Call the user's function */ + bl $$dyncall,%r31 + copy %r31,%rp + + bl _exit,%rp + copy %ret0,%arg0 + + /* Die horribly. */ + iitlbp %r0,(%r0) + +PSEUDO_END(__clone) + +weak_alias(__clone, clone) diff --git a/sysdeps/unix/sysv/linux/hppa/getrlimit.c b/sysdeps/unix/sysv/linux/hppa/getrlimit.c new file mode 100644 index 0000000000..fc06dbd641 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/getrlimit.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getrlimit.c> diff --git a/sysdeps/unix/sysv/linux/hppa/getrlimit64.c b/sysdeps/unix/sysv/linux/hppa/getrlimit64.c new file mode 100644 index 0000000000..fef018f471 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/getrlimit64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h b/sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h new file mode 100644 index 0000000000..af048cbe7d --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h @@ -0,0 +1,18 @@ +/* We have a separate header file here because we do not support + SA_RESTORER on hppa. */ + +/* This is the sigaction struction from the Linux 2.1.20 kernel. */ +/* Blah. This is bogus. We don't ever use it. */ +struct old_kernel_sigaction { + __sighandler_t k_sa_handler; + unsigned long sa_mask; + unsigned long sa_flags; +}; + +/* This is the sigaction structure from the Linux 2.1.68 kernel. */ + +struct kernel_sigaction { + __sighandler_t k_sa_handler; + unsigned long sa_flags; + sigset_t sa_mask; +}; diff --git a/sysdeps/unix/sysv/linux/hppa/kernel_stat.h b/sysdeps/unix/sysv/linux/hppa/kernel_stat.h new file mode 100644 index 0000000000..a1fa3779a8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/kernel_stat.h @@ -0,0 +1,32 @@ +/* definition of "struct stat" from the kernel */ +struct kernel_stat { + unsigned long st_dev; /* dev_t is 32 bits on parisc */ + unsigned long st_ino; /* 32 bits */ + unsigned short st_mode; /* 16 bits */ + unsigned short st_nlink; /* 16 bits */ + unsigned short st_reserved1; /* old st_uid */ + unsigned short st_reserved2; /* old st_gid */ + unsigned long st_rdev; + unsigned long st_size; + unsigned long st_atime; + unsigned long st_spare1; + unsigned long st_mtime; + unsigned long st_spare2; + unsigned long st_ctime; + unsigned long st_spare3; + long st_blksize; + long st_blocks; + unsigned long __unused1; /* ACL stuff */ + unsigned long __unused2; /* network */ + unsigned long __unused3; /* network */ + unsigned long __unused4; /* cnodes */ + unsigned short __unused5; /* netsite */ + short st_fstype; + unsigned long st_realdev; + unsigned short st_basemode; + unsigned short st_spareshort; + unsigned long st_uid; + unsigned long st_gid; + unsigned long st_spare4[3]; +}; + diff --git a/sysdeps/unix/sysv/linux/hppa/mmap.c b/sysdeps/unix/sysv/linux/hppa/mmap.c new file mode 100644 index 0000000000..333d848c0d --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/mmap.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1994, 1995, 1996, 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sys/types.h> +#include <sys/mman.h> +#include <errno.h> + +/* Map addresses starting near ADDR and extending for LEN bytes. From + OFFSET into the file FD describes according to PROT and FLAGS. If ADDR + is nonzero, it is the desired mapping address. If the MAP_FIXED bit is + set in FLAGS, the mapping will be at ADDR exactly (which must be + page-aligned); otherwise the system chooses a convenient nearby address. + The return value is the actual mapping address chosen or MAP_FAILED + for errors (in which case `errno' is set). A successful `mmap' call + deallocates any previous mapping for the affected region. */ + +#include <sysdep.h> + +__ptr_t +__mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset) +{ + + __ptr_t ret; + + ret = INLINE_SYSCALL(mmap, 6, addr, len, prot, flags, fd, offset); + + /* check if it's really a negative number */ + if(((unsigned long)ret & 0xfffff000) == 0xfffff000) + return MAP_FAILED; + + return ret; + +} + +strong_alias (__mmap, mmap) diff --git a/sysdeps/unix/sysv/linux/hppa/profil-counter.h b/sysdeps/unix/sysv/linux/hppa/profil-counter.h new file mode 100644 index 0000000000..8a6a0bcf3d --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/profil-counter.h @@ -0,0 +1,2 @@ +/* We can use the ix86 version. */ +#include <sysdeps/unix/sysv/linux/i386/profil-counter.h> diff --git a/sysdeps/unix/sysv/linux/hppa/setrlimit.c b/sysdeps/unix/sysv/linux/hppa/setrlimit.c new file mode 100644 index 0000000000..bfaef74c38 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/setrlimit.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setrlimit.c> diff --git a/sysdeps/unix/sysv/linux/hppa/socket.S b/sysdeps/unix/sysv/linux/hppa/socket.S new file mode 100644 index 0000000000..dfbb721a82 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/socket.S @@ -0,0 +1,10 @@ +#include <sysdep.h> + + .globl __socket +PSEUDO(__socket, socket, 3) + +PSEUDO_END(__socket) + +#ifndef NO_WEAK_ALIAS +weak_alias (__socket, socket) +#endif diff --git a/sysdeps/unix/sysv/linux/hppa/sys/procfs.h b/sysdeps/unix/sysv/linux/hppa/sys/procfs.h new file mode 100644 index 0000000000..b6c756f7c0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/sys/procfs.h @@ -0,0 +1,113 @@ +/* Copyright (C) 1996, 1997, 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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 <signal.h> +#include <sys/time.h> +#include <sys/types.h> +#include <sys/ucontext.h> +#include <sys/user.h> +#include <asm/elf.h> + +__BEGIN_DECLS + +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/hppa/sys/ucontext.h b/sysdeps/unix/sysv/linux/hppa/sys/ucontext.h new file mode 100644 index 0000000000..60022f951f --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/sys/ucontext.h @@ -0,0 +1,68 @@ +/* Copyright (C) 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Don't rely on this, the interface is currently messed up and may need to + be broken to be fixed. */ +#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 unsigned long int greg_t; + +/* Number of general registers. */ +#define NGREG 42 +#define NFPREG 33 + +/* Container for all general registers. */ +typedef struct gregset { + greg_t g_regs[32]; + greg_t sr_regs[5]; + greg_t g_pad[5]; +} gregset_t; + +/* Container for all FPU registers. */ +typedef struct fpregset { + double fp_dregs[32]; +} fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t gregs; + fpregset_t fpregs; + } 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; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/hppa/syscall.S b/sysdeps/unix/sysv/linux/hppa/syscall.S new file mode 100644 index 0000000000..413c572c34 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/syscall.S @@ -0,0 +1,28 @@ +/* Copyright (C) 1995, 1996, 1998 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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/i386/sysdep.h for + more information about the value -4095 used below.*/ + + .text +ENTRY (syscall) + b . + nop + diff --git a/sysdeps/unix/sysv/linux/hppa/syscalls.list b/sysdeps/unix/sysv/linux/hppa/syscalls.list new file mode 100644 index 0000000000..f0d6431abe --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/syscalls.list @@ -0,0 +1,39 @@ +# File name Caller Syscall name # args Strong name Weak names + +# 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 +recv - recv i:ibni __libc_recv __recv recv +recvfrom - recvfrom i:ibniBN __libc_recvfrom __recvfrom recvfrom +recvmsg - recvmsg i:ipi __libc_recvmsg recvmsg +send - send i:ibni __libc_send __send send +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 + +ptrace - ptrace 4 __ptrace ptrace + +getresuid - getresuid i:ppp getresuid +getresgid - getresgid i:ppp getresgid + diff --git a/sysdeps/unix/sysv/linux/hppa/sysdep.c b/sysdeps/unix/sysv/linux/hppa/sysdep.c new file mode 100644 index 0000000000..0559cc7065 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/sysdep.c @@ -0,0 +1,34 @@ +/* Copyright (C) 1997, 1998 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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> + +/* This routine is jumped to by all the syscall handlers, to stash + an error number into errno. */ +int +__syscall_error (int err_no) +{ + __set_errno (err_no); + return -1; +} + +/* We also have to have a 'real' definition of errno. */ +#undef errno +int errno = 0; +weak_alias (errno, _errno) diff --git a/sysdeps/unix/sysv/linux/hppa/sysdep.h b/sysdeps/unix/sysv/linux/hppa/sysdep.h new file mode 100644 index 0000000000..73d9a38b1a --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/sysdep.h @@ -0,0 +1,242 @@ +/* Assembler macros for PA-RISC. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper, <drepper@cygnus.com>, August 1999. + Linux/PA-RISC changes by Philipp Rumpf, <prumpf@tux.org>, March 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <asm/unistd.h> +#include <sysdeps/generic/sysdep.h> +#include <sys/syscall.h> +#include "config.h" + +#ifndef ASM_LINE_SEP +#define ASM_LINE_SEP ; +#endif + +#undef SYS_ify +#define SYS_ify(syscall_name) (__NR_##syscall_name) + + +#ifdef __ASSEMBLER__ + +/* Syntactic details of assembler. */ + +#define ALIGNARG(log2) log2 + +/* 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 + +/* 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 safely + 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 + +/* Define an entry point visible from C. + + There is currently a bug in gdb which prevents us from specifying + incomplete stabs information. Fake some entries here which specify + the current source file. */ +#define ENTRY(name) \ + .text ASM_LINE_SEP \ + .export C_SYMBOL_NAME(name) ASM_LINE_SEP \ + .type C_SYMBOL_NAME(name),@function ASM_LINE_SEP \ + C_LABEL(name) \ + CALL_MCOUNT + +#define ret \ + bv 0(2) ASM_LINE_SEP \ + nop + +#undef END +#define END(name) \ +1: .size C_SYMBOL_NAME(name),1b-C_SYMBOL_NAME(name) + +/* If compiled for profiling, call `mcount' at the start of each function. */ +#ifdef PROF +/* The mcount code relies on a normal frame pointer being on the stack + to locate our caller, so push one just for its benefit. */ +#define CALL_MCOUNT /* XXX */ +#else +#define CALL_MCOUNT /* Do nothing. */ +#endif + +/* syscall wrappers consist of + #include <sysdep.h> + PSEUDO(...) + ret + PSEUDO_END(...) + + which means + ENTRY(name) + DO_CALL(...) + nop + bv 0(2) + nop +*/ + +#define PSEUDO(name, syscall_name, args) \ + ENTRY (name) \ + DO_CALL(args, syscall_name) ASM_LINE_SEP \ + nop + +#undef PSEUDO_END +#define PSEUDO_END(name) \ + END (name) + +#define JUMPTARGET(name) name +#define SYSCALL_PIC_SETUP /* Nothing. */ + +/* Linux takes system call arguments in registers: + syscall number gr20 + arg 1 gr26 + arg 2 gr25 + arg 3 gr24 + arg 4 gr23 + arg 5 gr22 + arg 6 gr21 + + The compiler calls us by the C convention: + syscall number in the DO_CALL macro + arg 1 gr26 + arg 2 gr25 + arg 3 gr24 + arg 4 gr23 + arg 5 -52(gr30) + arg 6 -56(gr30) + + gr22 and gr21 are caller-saves, so we can just load the arguments + there and generally be happy. */ + +/* the cmpb...no_error code below inside DO_CALL + * is intended to mimic the if (__sys_res...) + * code inside INLINE_SYSCALL + */ + +#undef DO_CALL +#define DO_CALL(args, syscall_name) \ + DOARGS_##args \ + ble 0x100(%sr2,%r0) ASM_LINE_SEP \ + ldi SYS_ify (syscall_name), %r20 ASM_LINE_SEP \ + ldi -0x1000,%r1 ASM_LINE_SEP \ + cmpb,>>=,n %r1,%ret0,0f ASM_LINE_SEP \ + stw %rp, -20(%sr0,%r30) ASM_LINE_SEP \ + stw %ret0, -24(%sr0,%r30) ASM_LINE_SEP \ + .import __errno_location,code ASM_LINE_SEP \ + bl __errno_location,%rp ASM_LINE_SEP \ + ldo 64(%r30), %r30 ASM_LINE_SEP \ + ldo -64(%r30), %r30 ASM_LINE_SEP \ + ldw -24(%r30), %r26 ASM_LINE_SEP \ + sub %r0, %r26, %r26 ASM_LINE_SEP \ + stw %r26, 0(%sr0,%ret0) ASM_LINE_SEP \ + ldo -1(%r0), %ret0 ASM_LINE_SEP \ + ldw -20(%r30), %rp ASM_LINE_SEP \ +0: ASM_LINE_SEP \ + UNDOARGS_##args + +#define DOARGS_0 /* nothing */ +#define DOARGS_1 /* nothing */ +#define DOARGS_2 /* nothing */ +#define DOARGS_3 /* nothing */ +#define DOARGS_4 /* nothing */ +#define DOARGS_5 ldw -52(%r30), %r22 ASM_LINE_SEP +#define DOARGS_6 ldw -52(%r30), %r22 ASM_LINE_SEP \ + ldw -56(%r30), %r21 ASM_LINE_SEP + + +#define UNDOARGS_0 /* nothing */ +#define UNDOARGS_1 /* nothing */ +#define UNDOARGS_2 /* nothing */ +#define UNDOARGS_3 /* nothing */ +#define UNDOARGS_4 /* nothing */ +#define UNDOARGS_5 /* nothing */ +#define UNDOARGS_6 /* nothing */ + +#else + +#undef INLINE_SYSCALL +#define INLINE_SYSCALL(name, nr, args...) ({ \ + unsigned long __sys_res; \ + { \ + register unsigned long __res asm("r28"); \ + LOAD_ARGS_##nr(args) \ + asm volatile( \ + "ble 0x100(%%sr2, %%r0)\n\t" \ + " ldi %1, %%r20" \ + : "=r" (__res) \ + : "i" (SYS_ify(name)) ASM_ARGS_##nr \ + ); \ + __sys_res = __res; \ + } \ + if (__sys_res >= (unsigned long)-4095) { \ + __set_errno(-__sys_res); \ + __sys_res == (unsigned long)-1; \ + } \ + __sys_res; \ +}) + +#define LOAD_ARGS_0() +#define LOAD_ARGS_1(r26) \ + register unsigned long __r26 __asm__("r26") = (unsigned long)r26; \ + LOAD_ARGS_0() +#define LOAD_ARGS_2(r26,r25) \ + register unsigned long __r25 __asm__("r25") = (unsigned long)r25; \ + LOAD_ARGS_1(r26) +#define LOAD_ARGS_3(r26,r25,r24) \ + register unsigned long __r24 __asm__("r24") = (unsigned long)r24; \ + LOAD_ARGS_2(r26,r25) +#define LOAD_ARGS_4(r26,r25,r24,r23) \ + register unsigned long __r23 __asm__("r23") = (unsigned long)r23; \ + LOAD_ARGS_3(r26,r25,r24) +#define LOAD_ARGS_5(r26,r25,r24,r23,r22) \ + register unsigned long __r22 __asm__("r22") = (unsigned long)r22; \ + LOAD_ARGS_4(r26,r25,r24,r23) +#define LOAD_ARGS_6(r26,r25,r24,r23,r22,r21) \ + register unsigned long __r21 __asm__("r21") = (unsigned long)r21; \ + LOAD_ARGS_5(r26,r25,r24,r23,r22) + +#define ASM_ARGS_0 +#define ASM_ARGS_1 , "r" (__r26) +#define ASM_ARGS_2 , "r" (__r26), "r" (__r25) +#define ASM_ARGS_3 , "r" (__r26), "r" (__r25), "r" (__r24) +#define ASM_ARGS_4 , "r" (__r26), "r" (__r25), "r" (__r24), "r" (__r23) +#define ASM_ARGS_5 , "r" (__r26), "r" (__r25), "r" (__r24), "r" (__r23), "r" (__r22) +#define ASM_ARGS_6 , "r" (__r26), "r" (__r25), "r" (__r24), "r" (__r23), "r" (__r22), "r" (__r21) + +#endif /* __ASSEMBLER__ */ diff --git a/sysdeps/unix/sysv/linux/hppa/umount.c b/sysdeps/unix/sysv/linux/hppa/umount.c new file mode 100644 index 0000000000..39cb251030 --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/umount.c @@ -0,0 +1,9 @@ +/* since we don't have an oldumount system call, do what the kernel + does down here */ + +long __umount(char *name) +{ + return __umount2(name, 0); +} + +weak_alias(__umount, umount); |