diff options
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/arm/__longjmp.S | 6 | ||||
-rw-r--r-- | sysdeps/arm/bsd-_setjmp.S | 2 | ||||
-rw-r--r-- | sysdeps/arm/bsd-setjmp.S | 2 | ||||
-rw-r--r-- | sysdeps/arm/dl-machine.h | 60 | ||||
-rw-r--r-- | sysdeps/arm/fpu/__longjmp.S | 10 | ||||
-rw-r--r-- | sysdeps/arm/ieee754.h (renamed from sysdeps/arm/fpu/ieee754.h) | 0 | ||||
-rw-r--r-- | sysdeps/arm/sysdep.h | 4 | ||||
-rw-r--r-- | sysdeps/generic/glob.c | 6 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/fcntl.h | 12 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/arm/errlist.c | 55 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/arm/init-first.h | 55 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/bits/fcntl.h | 5 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/bits/siginfo.h | 4 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/mips/bits/fcntl.h | 16 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/bits/fcntl.h | 13 |
15 files changed, 190 insertions, 60 deletions
diff --git a/sysdeps/arm/__longjmp.S b/sysdeps/arm/__longjmp.S index 239b0cfc85..742e0baa16 100644 --- a/sysdeps/arm/__longjmp.S +++ b/sysdeps/arm/__longjmp.S @@ -25,9 +25,9 @@ /* __longjmp(jmpbuf, val) */ ENTRY (__longjmp) - movs r2, r0 + mov ip, r0 movs r0, r1 /* get the return value in place */ - moveq r1, #1 /* can't let setjmp() return zero! */ + moveq r0, #1 /* can't let setjmp() return zero! */ - LOADREGS(ia, r2, {v1-v6, sl, fp, sp, pc}) + LOADREGS(ia, ip, {v1-v6, sl, fp, sp, pc}) END (__longjmp) diff --git a/sysdeps/arm/bsd-_setjmp.S b/sysdeps/arm/bsd-_setjmp.S index 6ae6da6457..5cecc2a0be 100644 --- a/sysdeps/arm/bsd-_setjmp.S +++ b/sysdeps/arm/bsd-_setjmp.S @@ -25,5 +25,5 @@ ENTRY (_setjmp) mov r1, #0 - b C_SYMBOL_NAME(__sigsetjmp) + b PLTJMP(C_SYMBOL_NAME(__sigsetjmp)) END (_setjmp) diff --git a/sysdeps/arm/bsd-setjmp.S b/sysdeps/arm/bsd-setjmp.S index 52622e2155..bfa9552afb 100644 --- a/sysdeps/arm/bsd-setjmp.S +++ b/sysdeps/arm/bsd-setjmp.S @@ -25,5 +25,5 @@ ENTRY (setjmp) mov r1, #1 - b C_SYMBOL_NAME(__sigsetjmp) + b PLTJMP(C_SYMBOL_NAME(__sigsetjmp)) END (setjmp) diff --git a/sysdeps/arm/dl-machine.h b/sysdeps/arm/dl-machine.h index 912f7863fb..c40f9d7260 100644 --- a/sysdeps/arm/dl-machine.h +++ b/sysdeps/arm/dl-machine.h @@ -99,7 +99,8 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) end in this function. */ if (profile) { - got[2] = (Elf32_Addr) &_dl_runtime_profile; + //got[2] = (Elf32_Addr) &_dl_runtime_profile; + got[2] = (Elf32_Addr) &_dl_runtime_resolve; /* Say that we really want profiling and the timers are started. */ _dl_profile_map = l; } @@ -144,7 +145,6 @@ _dl_runtime_resolve: stmdb sp!,{r0-r3,sl,fp} @ prepare to call fixup() - @ change &GOT[n+3] into 8*n NOTE: reloc are 8 bytes each sub r1, ip, lr sub r1, r1, #4 @@ -153,6 +153,7 @@ _dl_runtime_resolve: @ get pointer to linker struct ldr r0, [lr, #-4] + @ call fixup routine " CALL_ROUTINE(fixup) " @ save the return @@ -165,21 +166,15 @@ _dl_runtime_resolve: mov pc, ip .size _dl_runtime_resolve, .-_dl_runtime_resolve - + .globl _dl_runtime_profile .type _dl_runtime_profile, #function .align 2 _dl_runtime_profile: - @ we get caled with - @ stack[0] contains the return address from this call - @ ip contains &GOT[n+3] (pointer to function) - @ lr points to &GOT[2] - - @ save almost everything; return add is already on the stack - stmdb sp!,{r0-r3,fp} + @ save almost everything; lr is already on the stack + stmdb sp!,{r0-r3,sl,fp} @ prepare to call fixup() - @ change &GOT[n+3] into 8*n NOTE: reloc are 8 bytes each sub r1, ip, lr sub r1, r1, #4 @@ -188,18 +183,19 @@ _dl_runtime_profile: @ get pointer to linker struct ldr r0, [lr, #-4] + @ call profiling fixup routine " CALL_ROUTINE(profile_fixup) " @ save the return mov ip, r0 @ restore the stack - ldmia sp!,{r0-r3,fp,lr} + ldmia sp!,{r0-r3,sl,fp,lr} @ jump to the newly found address mov pc, ip - .size _dl_runtime_profile, .-_dl_runtime_profile + .size _dl_runtime_resolve, .-_dl_runtime_resolve .previous "); #else // PROF @@ -212,15 +208,33 @@ _dl_runtime_profile: .align 2 _dl_runtime_resolve: _dl_runtime_profile: - stmdb sp!,{r0-r3,fp} - ldr r1,[sp,#0x34] + @ we get called with + @ stack[0] contains the return address from this call + @ ip contains &GOT[n+3] (pointer to function) + @ lr points to &GOT[2] + + @ save almost everything; return add is already on the stack + stmdb sp!,{r0-r3,sl,fp} + + @ prepare to call fixup() + @ change &GOT[n+3] into 8*n NOTE: reloc are 8 bytes each sub r1, ip, lr sub r1, r1, #4 add r1, r1, r1 + + @ get pointer to linker struct ldr r0, [lr, #-4] + + @ call profiling fixup routine " CALL_ROUTINE(fixup) " + + @ save the return mov ip, r0 - ldmia sp!,{r0-r3,fp,lr} + + @ restore the stack + ldmia sp!,{r0-r3,sl,fp,lr} + + @ jump to the newly found address mov pc, ip .size _dl_runtime_profile, .-_dl_runtime_profile @@ -251,6 +265,10 @@ _dl_start_user: ldr sl, .L_GET_GOT add sl, pc, sl .L_GOT_GOT: + @ Store the highest stack address + ldr r1, .L_STACK_END + ldr r1, [sl, r1] + str sp, [r1] @ See if we were run as a command with the executable file @ name as an extra leading argument. ldr r1, .L_SKIP_ARGS @@ -299,6 +317,8 @@ _dl_start_user: .word _dl_starting_up(GOT) .L_FINI_PROC: .word _dl_fini(GOT) +.L_STACK_END: + .word __libc_stack_end(GOT) .previous\n\ "); @@ -421,14 +441,6 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc, *reloc_addr += value; break; } - case R_ARM_PC24: - { - long int disp = (value - (Elf32_Addr) reloc_addr) / 4; - if ((disp >= (1<<24)) || (disp <= -(1<<24))) - assert (! "address out of range for PC24 reloc"); - *reloc_addr += disp; - } - break; default: assert (! "unexpected dynamic reloc type"); break; diff --git a/sysdeps/arm/fpu/__longjmp.S b/sysdeps/arm/fpu/__longjmp.S index 8afa177b20..25ba6b39fa 100644 --- a/sysdeps/arm/fpu/__longjmp.S +++ b/sysdeps/arm/fpu/__longjmp.S @@ -25,12 +25,12 @@ /* __longjmp(jmpbuf, val) */ ENTRY (__longjmp) - movs r2, r0 + mov ip, r0 /* save jmp_buf pointer */ + movs r0, r1 /* get the return value in place */ - moveq r1, #1 /* can't let setjmp() return zero! */ + moveq r0, #1 /* can't let setjmp() return zero! */ - add r2, r2, #48 - lfmfd f4, 4, [r2] + lfmia f4, 4, [ip] ! /* load the floating point regs */ - LOADREGS(ia, r2, {v1-v6, sl, fp, sp, pc}) + LOADREGS(ia, ip, {v1-v6, sl, fp, sp, pc}) END (__longjmp) diff --git a/sysdeps/arm/fpu/ieee754.h b/sysdeps/arm/ieee754.h index 73f7d6a376..73f7d6a376 100644 --- a/sysdeps/arm/fpu/ieee754.h +++ b/sysdeps/arm/ieee754.h diff --git a/sysdeps/arm/sysdep.h b/sysdeps/arm/sysdep.h index 13d34c741b..6247f9c94b 100644 --- a/sysdeps/arm/sysdep.h +++ b/sysdeps/arm/sysdep.h @@ -74,8 +74,8 @@ /* If compiled for profiling, call `mcount' at the start of each function. */ #ifdef PROF #define CALL_MCOUNT \ - str lr,[sp, #-4]! \ - bl PLTJMP(mcount) \ + str lr,[sp, #-4]! ; \ + bl PLTJMP(mcount) ; \ ldr lr, [sp], #4 #else #define CALL_MCOUNT /* Do nothing. */ diff --git a/sysdeps/generic/glob.c b/sysdeps/generic/glob.c index 509fc1b972..c41d03f8b2 100644 --- a/sysdeps/generic/glob.c +++ b/sysdeps/generic/glob.c @@ -253,7 +253,9 @@ extern char *alloca (); # define readdir(str) __readdir (str) # define getpwnam_r(name, bufp, buf, len, res) \ __getpwnam_r (name, bufp, buf, len, res) -# define __stat(fname, buf) __xstat (_STAT_VER, fname, buf) +# ifndef __stat +# define __stat(fname, buf) __xstat (_STAT_VER, fname, buf) +# endif #endif #if !(defined STDC_HEADERS || defined __GNU_LIBRARY__) @@ -291,7 +293,7 @@ inline const char *next_brace_sub __P ((const char *begin)); static int glob_in_dir __P ((const char *pattern, const char *directory, int flags, - int (*errfunc) __P ((const char *, int)), + int (*errfunc) (const char *, int), glob_t *pglob)); static int prefix_array __P ((const char *prefix, char **array, size_t n)); static int collated_compare __P ((const __ptr_t, const __ptr_t)); diff --git a/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h b/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h index 14840649ea..0dc0c47b1a 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/fcntl.h @@ -1,5 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 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 @@ -25,11 +25,6 @@ #include <sys/types.h> -/* In GNU, read and write are bits (unlike BSD). */ -#ifdef __USE_GNU -# define O_READ O_RDONLY /* Open for reading. */ -# define O_WRITE O_WRONLY /* Open for writing. */ -#endif /* open/fcntl - O_SYNC is only implemented on blocks devices and on files located on an ext2 file system */ #define O_ACCMODE 0003 @@ -71,6 +66,11 @@ # define F_GETOWN 6 /* 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 + /* for F_[GET|SET]FL */ #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ diff --git a/sysdeps/unix/sysv/linux/arm/errlist.c b/sysdeps/unix/sysv/linux/arm/errlist.c new file mode 100644 index 0000000000..e249522514 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/errlist.c @@ -0,0 +1,55 @@ +/* Copyright (C) 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 <sizes.h> +#include <errlist.h> + +#if defined HAVE_ELF && defined PIC && defined DO_VERSIONING + +# define SYS_ERRLIST __new_sys_errlist +# define SYS_NERR __new_sys_nerr + +asm (".data; .globl __old_sys_errlist; __old_sys_errlist:"); +#endif + +#include <sysdeps/gnu/errlist.c> + +#if defined HAVE_ELF && defined PIC && defined DO_VERSIONING +asm (".type __old_sys_errlist,%object;.size __old_sys_errlist," + OLD_ERRLIST_SIZE_STR "*" PTR_SIZE_STR); + +extern const char *const *__old_sys_errlist; + +const int __old_sys_nerr = OLD_ERRLIST_SIZE; + +strong_alias (__old_sys_nerr, _old_sys_nerr); +weak_alias (__old_sys_nerr, _old_sys_nerr) +symbol_version (__old_sys_nerr, _sys_nerr, GLIBC_2.0); +symbol_version (_old_sys_nerr, sys_nerr, GLIBC_2.0); +weak_alias (__old_sys_errlist, _old_sys_errlist); +symbol_version (__old_sys_errlist, _sys_errlist, GLIBC_2.0); +symbol_version (_old_sys_errlist, sys_errlist, GLIBC_2.0); + +weak_alias (__new_sys_nerr, _new_sys_nerr) +default_symbol_version (__new_sys_nerr, _sys_nerr, GLIBC_2.1); +default_symbol_version (_new_sys_nerr, sys_nerr, GLIBC_2.1); +weak_alias (__new_sys_errlist, _new_sys_errlist) +default_symbol_version (__new_sys_errlist, _sys_errlist, GLIBC_2.1); +default_symbol_version (_new_sys_errlist, sys_errlist, GLIBC_2.1); + +#endif diff --git a/sysdeps/unix/sysv/linux/arm/init-first.h b/sysdeps/unix/sysv/linux/arm/init-first.h new file mode 100644 index 0000000000..d68c368cc2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/init-first.h @@ -0,0 +1,55 @@ +/* Prepare arguments for library initialization function. + Copyright (C) 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. */ + +/* The job of this fragment it to find argc and friends for INIT. + This is done in one of two ways: either in the stack context + of program start, or having dlopen pass them in. + + */ + +#define SYSDEP_CALL_INIT(NAME, INIT) \ +void NAME (void* arg, ...) \ +{ \ + int argc; \ + char** argv; \ + char** envp; \ + /* The next variable is only here to work around a bug in gcc <= 2.7.2.2. \ + If the address would be taken inside the expression the optimizer \ + would try to be too smart and throws it away. Grrr. */ \ + int *dummy_addr = &_dl_starting_up; \ + \ + __libc_multiple_libcs = dummy_addr && !_dl_starting_up; \ + \ + if (!__libc_multiple_libcs) \ + { \ + /* The ... in the arg list above forces the gnu ARM compiler to \ + push r0, r1, r2, r3 onto the stack. This way we can get the address */ \ + argc = *(int*) (&arg+4); \ + argv = (char **) &arg + 5; \ + envp = &argv[argc+1]; \ + } \ + else /* the three were passed as arguments */ \ + { \ + argc = (int)arg; \ + argv = (char**)*(&arg + 1); \ + envp = (char**)*(&arg + 2); \ + } \ + \ + INIT (argc, argv, envp); \ +} diff --git a/sysdeps/unix/sysv/linux/bits/fcntl.h b/sysdeps/unix/sysv/linux/bits/fcntl.h index 51e845b9c1..223cb99e75 100644 --- a/sysdeps/unix/sysv/linux/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/bits/fcntl.h @@ -74,6 +74,11 @@ # 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 + /* For F_[GET|SET]FL. */ #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h index 25cd78293e..66e6261999 100644 --- a/sysdeps/unix/sysv/linux/bits/siginfo.h +++ b/sysdeps/unix/sysv/linux/bits/siginfo.h @@ -112,7 +112,9 @@ typedef struct siginfo signals. */ enum { - SI_ASYNCIO = -4, /* Sent by AIO completion. */ + SI_SIGIO = -5, /* Sent by queued SIGIO. */ +# define SI_SIGIO SI_SIGIO + SI_ASYNCIO, /* Sent by AIO completion. */ # define SI_ASYNCIO SI_ASYNCIO SI_MESGQ, /* Sent by real time mesq state change. */ # define SI_MESGQ SI_MESGQ diff --git a/sysdeps/unix/sysv/linux/mips/bits/fcntl.h b/sysdeps/unix/sysv/linux/mips/bits/fcntl.h index 09d6fb6d4c..0a0d9c9d00 100644 --- a/sysdeps/unix/sysv/linux/mips/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/mips/bits/fcntl.h @@ -1,5 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 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 @@ -24,11 +24,6 @@ #include <sys/types.h> -/* In GNU, read and write are bits (unlike BSD). */ -#ifdef __USE_GNU -# define O_READ O_RDONLY /* Open for reading. */ -# define O_WRITE O_WRONLY /* Open for writing. */ -#endif /* open/fcntl - O_SYNC is only implemented on blocks devices and on files located on an ext2 file system */ #define O_ACCMODE 0x0003 @@ -66,8 +61,13 @@ #define F_SETLKW64 7 /* Set record locking info (blocking). */ #ifdef __USE_BSD -# define F_SETOWN 5 /* Get owner of socket (receiver of SIGIO). */ -# define F_GETOWN 6 /* Set owner of socket (receiver of SIGIO). */ +# define F_SETOWN 24 /* Get owner of socket (receiver of SIGIO). */ +# define F_GETOWN 23 /* 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 /* for F_[GET|SET]FL */ diff --git a/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h b/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h index 9e8c589b9a..2fa0cd8b20 100644 --- a/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h @@ -1,5 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux/SPARC. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 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 @@ -22,12 +22,6 @@ #include <sys/types.h> -/* In GNU, read and write are bits (unlike BSD). */ -#ifdef __USE_GNU -# define O_READ O_RDONLY /* Open for reading. */ -# define O_WRITE O_WRONLY /* Open for writing. */ -#endif - /* open/fcntl - O_SYNC is only implemented on blocks devices and on files located on an ext2 file system */ #define O_RDONLY 0x0000 @@ -61,6 +55,11 @@ #define F_SETLK 8 /* Set record locking info (non-blocking). */ #define F_SETLKW 9 /* Set record locking info (blocking). */ +#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 + /* XXX missing */ #define F_GETLK64 7 /* Get record locking info. */ #define F_SETLK64 8 /* Set record locking info (non-blocking). */ |