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* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc32/dl-machine.c: Likewise.
	* sysdeps/m68k/dl-machine.h: Likewise.
	* sysdeps/ia64/dl-machine.h: Likewise.
	* sysdeps/arm/dl-machine.h: Likewise.
	* sysdeps/alpha/dl-machine.h: Likewise.
This commit is contained in:
Ulrich Drepper 2004-03-05 10:29:47 +00:00
parent 20c37dfde1
commit afdca0f2a3
58 changed files with 605 additions and 572 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
ChangeLog
View file

@ -52,6 +52,16 @@
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
* sysdeps/x86_64/dl-machine.h: Likewise.
* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
* sysdeps/s390/s390-64/dl-machine.h: Likewise.
* sysdeps/s390/s390-32/dl-machine.h: Likewise.
* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
* sysdeps/powerpc/powerpc32/dl-machine.c: Likewise.
* sysdeps/m68k/dl-machine.h: Likewise.
* sysdeps/ia64/dl-machine.h: Likewise.
* sysdeps/arm/dl-machine.h: Likewise.
* sysdeps/alpha/dl-machine.h: Likewise.
2004-03-04 Ulrich Drepper <drepper@redhat.com>

4
elf/dl-close.c
View file

@ -134,7 +134,7 @@ _dl_close (void *_map)
if (map->l_opencount > 1 || map->l_type != lt_loaded)
{
/* There are still references to this object. Do nothing more. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
_dl_debug_printf ("\nclosing file=%s; opencount == %u\n",
map->l_name, map->l_opencount);
@ -224,7 +224,7 @@ _dl_close (void *_map)
&& (imap->l_flags_1 & DF_1_NODELETE) == 0)
{
/* When debugging print a message first. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
_dl_debug_printf ("\ncalling fini: %s\n\n", imap->l_name);
/* Call its termination function. Do not do it for

4
elf/dl-conflict.c
View file

@ -1,5 +1,5 @@
/* Resolve conflicts against already prelinked libraries.
Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
@ -33,7 +33,7 @@ _dl_resolve_conflicts (struct link_map *l, ElfW(Rela) *conflict,
ElfW(Rela) *conflictend)
{
#if ! ELF_MACHINE_NO_RELA
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_RELOC, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_RELOC, 0))
_dl_printf ("\nconflict processing: %s\n",
l->l_name[0] ? l->l_name : rtld_progname);

10
elf/dl-deps.c
View file

@ -1,5 +1,5 @@
/* Load the dependencies of a mapped object.
Copyright (C) 1996-2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1996-2003, 2004 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
@ -126,7 +126,7 @@ empty dynamics string token substitution")); \
else \
{ \
/* This is for DT_AUXILIARY. */ \
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0)) \
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))\
INTUSE(_dl_debug_printf) (N_("\
cannot load auxiliary `%s' because of empty dynamic string token " \
"substitution\n"), __str); \
@ -291,7 +291,7 @@ _dl_map_object_deps (struct link_map *map,
int err;
/* Say that we are about to load an auxiliary library. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS,
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS,
0))
INTUSE(_dl_debug_printf) ("load auxiliary object=%s"
" requested by file=%s\n",
@ -319,7 +319,7 @@ _dl_map_object_deps (struct link_map *map,
int err;
/* Say that we are about to load an auxiliary library. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS,
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS,
0))
INTUSE(_dl_debug_printf) ("load filtered object=%s"
" requested by file=%s\n",
@ -510,7 +510,7 @@ _dl_map_object_deps (struct link_map *map,
runp->map->l_reserved = 0;
}
if (__builtin_expect(GL(dl_debug_mask) & DL_DEBUG_PRELINK, 0) != 0
if (__builtin_expect(GLRO(dl_debug_mask) & DL_DEBUG_PRELINK, 0) != 0
&& map == GL(dl_loaded))
{
/* If we are to compute conflicts, we have to build local scope

4
elf/dl-dst.h
View file

@ -1,5 +1,5 @@
/* Handling of dynamic sring tokens.
Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1999, 2001, 2002, 2003, 2004 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
@ -62,7 +62,7 @@ extern size_t _dl_dst_count_internal (const char *name, int is_path);
origin_len = (l)->l_origin == (char *) -1 \
? 0 : strlen ((l)->l_origin); \
\
__len += __cnt * (MAX (origin_len, GL(dl_platformlen)) - 7); \
__len += __cnt * (MAX (origin_len, GLRO(dl_platformlen)) - 7); \
} \
\
__len; })

4
elf/dl-error.c
View file

@ -1,5 +1,5 @@
/* Error handling for runtime dynamic linker.
Copyright (C) 1995,96,97,98,99,2000,2001,2002 Free Software Foundation, Inc.
Copyright (C) 1995-2002,2004 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
@ -121,7 +121,7 @@ internal_function
_dl_signal_cerror (int errcode, const char *objname, const char *occation,
const char *errstring)
{
if (__builtin_expect (GL(dl_debug_mask)
if (__builtin_expect (GLRO(dl_debug_mask)
& ~(DL_DEBUG_STATISTICS|DL_DEBUG_PRELINK), 0))
INTUSE(_dl_debug_printf) ("%s: error: %s: %s (%s)\n", objname, occation,
errstring, receiver ? "continued" : "fatal");

4
elf/dl-fini.c
View file

@ -146,7 +146,7 @@ _dl_fini (void)
continue;
/* When debugging print a message first. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
INTUSE(_dl_debug_printf) ("\ncalling fini: %s\n\n",
l->l_name[0]
? l->l_name : rtld_progname);
@ -174,7 +174,7 @@ _dl_fini (void)
__rtld_lock_unlock_recursive (GL(dl_load_lock));
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_STATISTICS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_STATISTICS, 0))
{
INTUSE(_dl_debug_printf) ("\nruntime linker statistics:\n");
INTUSE(_dl_debug_printf) ("\

6
elf/dl-init.c
View file

@ -1,5 +1,5 @@
/* Return the next shared object initializer function not yet run.
Copyright (C) 1995, 1996, 1998-2001, 2002 Free Software Foundation, Inc.
Copyright (C) 1995, 1996, 1998-2002, 2004 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
@ -51,7 +51,7 @@ call_init (struct link_map *l, int argc, char **argv, char **env)
return;
/* Print a debug message if wanted. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
INTUSE(_dl_debug_printf) ("\ncalling init: %s\n\n",
l->l_name[0] ? l->l_name : rtld_progname);
@ -108,7 +108,7 @@ _dl_init (struct link_map *main_map, int argc, char **argv, char **env)
ElfW(Addr) *addrs;
unsigned int cnt;
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
INTUSE(_dl_debug_printf) ("\ncalling preinit: %s\n\n",
main_map->l_name[0]
? main_map->l_name : rtld_progname);

49
elf/dl-load.c
View file

@ -248,7 +248,7 @@ _dl_dst_substitute (struct link_map *l, const char *name, char *result,
INTUSE(__libc_enable_secure))) != 0)
repl = l->l_origin;
else if ((len = is_dst (start, name, "PLATFORM", is_path, 0)) != 0)
repl = GL(dl_platform);
repl = GLRO(dl_platform);
else if ((len = is_dst (start, name, "LIB", is_path, 0)) != 0)
repl = DL_DST_LIB;
@ -502,10 +502,10 @@ decompose_rpath (struct r_search_path_struct *sps,
/* First see whether we must forget the RUNPATH and RPATH from this
object. */
if (__builtin_expect (GL(dl_inhibit_rpath) != NULL, 0)
if (__builtin_expect (GLRO(dl_inhibit_rpath) != NULL, 0)
&& !INTUSE(__libc_enable_secure))
{
const char *inhp = GL(dl_inhibit_rpath);
const char *inhp = GLRO(dl_inhibit_rpath);
do
{
@ -623,7 +623,7 @@ _dl_init_paths (const char *llp)
directories addressed by the LD_LIBRARY_PATH environment variable. */
/* Get the capabilities. */
capstr = _dl_important_hwcaps (GL(dl_platform), GL(dl_platformlen),
capstr = _dl_important_hwcaps (GLRO(dl_platform), GLRO(dl_platformlen),
&ncapstr, &max_capstrlen);
/* First set up the rest of the default search directory entries. */
@ -844,7 +844,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
return NULL;
/* Print debugging message. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
INTUSE(_dl_debug_printf) ("file=%s; generating link map\n", name);
/* This is the ELF header. We read it in `open_verify'. */
@ -928,7 +928,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
case PT_LOAD:
/* A load command tells us to map in part of the file.
We record the load commands and process them all later. */
if (__builtin_expect ((ph->p_align & (GL(dl_pagesize) - 1)) != 0,
if (__builtin_expect ((ph->p_align & (GLRO(dl_pagesize) - 1)) != 0,
0))
{
errstring = N_("ELF load command alignment not page-aligned");
@ -944,8 +944,8 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
c = &loadcmds[nloadcmds++];
c->mapstart = ph->p_vaddr & ~(ph->p_align - 1);
c->mapend = ((ph->p_vaddr + ph->p_filesz + GL(dl_pagesize) - 1)
& ~(GL(dl_pagesize) - 1));
c->mapend = ((ph->p_vaddr + ph->p_filesz + GLRO(dl_pagesize) - 1)
& ~(GLRO(dl_pagesize) - 1));
c->dataend = ph->p_vaddr + ph->p_filesz;
c->allocend = ph->p_vaddr + ph->p_memsz;
c->mapoff = ph->p_offset & ~(ph->p_align - 1);
@ -1090,7 +1090,7 @@ cannot allocate TLS data structures for initial thread");
the OS can do whatever it likes. */
ElfW(Addr) mappref;
mappref = (ELF_PREFERRED_ADDRESS (loader, maplength,
c->mapstart & GL(dl_use_load_bias))
c->mapstart & GLRO(dl_use_load_bias))
- MAP_BASE_ADDR (l));
/* Remember which part of the address space this object uses. */
@ -1164,8 +1164,8 @@ cannot allocate TLS data structures for initial thread");
zero = l->l_addr + c->dataend;
zeroend = l->l_addr + c->allocend;
zeropage = ((zero + GL(dl_pagesize) - 1)
& ~(GL(dl_pagesize) - 1));
zeropage = ((zero + GLRO(dl_pagesize) - 1)
& ~(GLRO(dl_pagesize) - 1));
if (zeroend < zeropage)
/* All the extra data is in the last page of the segment.
@ -1178,8 +1178,9 @@ cannot allocate TLS data structures for initial thread");
if (__builtin_expect ((c->prot & PROT_WRITE) == 0, 0))
{
/* Dag nab it. */
if (__mprotect ((caddr_t) (zero & ~(GL(dl_pagesize) - 1)),
GL(dl_pagesize), c->prot|PROT_WRITE) < 0)
if (__mprotect ((caddr_t) (zero
& ~(GLRO(dl_pagesize) - 1)),
GLRO(dl_pagesize), c->prot|PROT_WRITE) < 0)
{
errstring = N_("cannot change memory protections");
goto call_lose_errno;
@ -1187,8 +1188,8 @@ cannot allocate TLS data structures for initial thread");
}
memset ((void *) zero, '\0', zeropage - zero);
if (__builtin_expect ((c->prot & PROT_WRITE) == 0, 0))
__mprotect ((caddr_t) (zero & ~(GL(dl_pagesize) - 1)),
GL(dl_pagesize), c->prot);
__mprotect ((caddr_t) (zero & ~(GLRO(dl_pagesize) - 1)),
GLRO(dl_pagesize), c->prot);
}
if (zeroend > zeropage)
@ -1258,7 +1259,7 @@ cannot allocate TLS data structures for initial thread");
l->l_entry += l->l_addr;
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
INTUSE(_dl_debug_printf) ("\
dynamic: 0x%0*lx base: 0x%0*lx size: 0x%0*Zx\n\
entry: 0x%0*lx phdr: 0x%0*lx phnum: %*u\n\n",
@ -1350,7 +1351,7 @@ cannot enable executable stack as shared object requires");
/* When we profile the SONAME might be needed for something else but
loading. Add it right away. */
if (__builtin_expect (GL(dl_profile) != NULL, 0)
if (__builtin_expect (GLRO(dl_profile) != NULL, 0)
&& l->l_info[DT_SONAME] != NULL)
add_name_to_object (l, ((const char *) D_PTR (l, l_info[DT_STRTAB])
+ l->l_info[DT_SONAME]->d_un.d_val));
@ -1570,7 +1571,7 @@ open_verify (const char *name, struct filebuf *fbp)
+ (abi_note[6] & 0xff) * 256
+ (abi_note[7] & 0xff);
if (abi_note[4] != __ABI_TAG_OS
|| (GL(dl_osversion) && GL(dl_osversion) < osversion))
|| (GLRO(dl_osversion) && GLRO(dl_osversion) < osversion))
{
close_and_out:
__close (fd);
@ -1615,7 +1616,7 @@ open_path (const char *name, size_t namelen, int preloaded,
/* If we are debugging the search for libraries print the path
now if it hasn't happened now. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0)
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0)
&& current_what != this_dir->what)
{
current_what = this_dir->what;
@ -1636,7 +1637,7 @@ open_path (const char *name, size_t namelen, int preloaded,
- buf);
/* Print name we try if this is wanted. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))
INTUSE(_dl_debug_printf) (" trying file=%s\n", buf);
fd = open_verify (buf, fbp);
@ -1769,7 +1770,7 @@ _dl_map_object (struct link_map *loader, const char *name, int preloaded,
}
/* Display information if we are debugging. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0)
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0)
&& loader != NULL)
INTUSE(_dl_debug_printf) ("\nfile=%s; needed by %s\n", name,
loader->l_name[0]
@ -1781,7 +1782,7 @@ _dl_map_object (struct link_map *loader, const char *name, int preloaded,
size_t namelen = strlen (name) + 1;
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))
INTUSE(_dl_debug_printf) ("find library=%s; searching\n", name);
fd = -1;
@ -1886,7 +1887,7 @@ _dl_map_object (struct link_map *loader, const char *name, int preloaded,
&realname, &fb);
/* Add another newline when we are tracing the library loading. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))
INTUSE(_dl_debug_printf) ("\n");
}
else
@ -1908,7 +1909,7 @@ _dl_map_object (struct link_map *loader, const char *name, int preloaded,
if (__builtin_expect (fd, 0) == -1)
{
if (trace_mode
&& __builtin_expect (GL(dl_debug_mask) & DL_DEBUG_PRELINK, 0) == 0)
&& __builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_PRELINK, 0) == 0)
{
/* We haven't found an appropriate library. But since we
are only interested in the list of libraries this isn't

24
elf/dl-lookup.c
View file

@ -1,5 +1,5 @@
/* Look up a symbol in the loaded objects.
Copyright (C) 1995-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1995-2002, 2003, 2004 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
@ -190,7 +190,7 @@ add_dependency (struct link_map *undef_map, struct link_map *map)
++(*list)->l_opencount;
/* Display information if we are debugging. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
INTUSE(_dl_debug_printf) ("\
\nfile=%s; needed by %s (relocation dependency)\n\n",
map->l_name[0] ? map->l_name : rtld_progname,
@ -315,7 +315,7 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
return INTUSE(_dl_lookup_symbol) (undef_name, undef_map, ref,
symbol_scope, type_class, flags);
if (__builtin_expect (GL(dl_debug_mask)
if (__builtin_expect (GLRO(dl_debug_mask)
& (DL_DEBUG_BINDINGS|DL_DEBUG_PRELINK), 0))
_dl_debug_bindings (undef_name, undef_map, ref, symbol_scope,
&current_value, NULL, type_class, protected);
@ -389,7 +389,7 @@ _dl_lookup_symbol_skip (const char *undef_name,
}
}
if (__builtin_expect (GL(dl_debug_mask)
if (__builtin_expect (GLRO(dl_debug_mask)
& (DL_DEBUG_BINDINGS|DL_DEBUG_PRELINK), 0))
_dl_debug_bindings (undef_name, undef_map, ref, symbol_scope,
&current_value, NULL, 0, protected);
@ -522,7 +522,7 @@ _dl_lookup_versioned_symbol (const char *undef_name,
ref, symbol_scope,
version, type_class, flags);
if (__builtin_expect (GL(dl_debug_mask)
if (__builtin_expect (GLRO(dl_debug_mask)
& (DL_DEBUG_BINDINGS|DL_DEBUG_PRELINK), 0))
_dl_debug_bindings (undef_name, undef_map, ref, symbol_scope,
&current_value, version, type_class, protected);
@ -609,7 +609,7 @@ _dl_lookup_versioned_symbol_skip (const char *undef_name,
}
}
if (__builtin_expect (GL(dl_debug_mask)
if (__builtin_expect (GLRO(dl_debug_mask)
& (DL_DEBUG_BINDINGS|DL_DEBUG_PRELINK), 0))
_dl_debug_bindings (undef_name, undef_map, ref, symbol_scope,
&current_value, version, 0, protected);
@ -650,7 +650,7 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map,
{
const char *reference_name = undef_map->l_name;
if (GL(dl_debug_mask) & DL_DEBUG_BINDINGS)
if (GLRO(dl_debug_mask) & DL_DEBUG_BINDINGS)
{
INTUSE(_dl_debug_printf) ("binding file %s to %s: %s symbol `%s'",
(reference_name[0]
@ -666,13 +666,13 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map,
_dl_debug_printf_c ("\n");
}
#ifdef SHARED
if (GL(dl_debug_mask) & DL_DEBUG_PRELINK)
if (GLRO(dl_debug_mask) & DL_DEBUG_PRELINK)
{
int conflict = 0;
struct sym_val val = { NULL, NULL };
if ((GL(dl_trace_prelink_map) == NULL
|| GL(dl_trace_prelink_map) == GL(dl_loaded))
if ((GLRO(dl_trace_prelink_map) == NULL
|| GLRO(dl_trace_prelink_map) == GL(dl_loaded))
&& undef_map != GL(dl_loaded))
{
const unsigned long int hash = _dl_elf_hash (undef_name);
@ -698,8 +698,8 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map,
#endif
if (conflict
|| GL(dl_trace_prelink_map) == undef_map
|| GL(dl_trace_prelink_map) == NULL
|| GLRO(dl_trace_prelink_map) == undef_map
|| GLRO(dl_trace_prelink_map) == NULL
|| type_class == 4)
{
_dl_printf ("%s 0x%0*Zx 0x%0*Zx -> 0x%0*Zx 0x%0*Zx ",

8
elf/dl-minimal.c
View file

@ -1,5 +1,5 @@
/* Minimal replacements for basic facilities used in the dynamic linker.
Copyright (C) 1995,96,97,98,2000,2001,2002 Free Software Foundation, Inc.
Copyright (C) 1995-1998,2000-2002,2004 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
@ -66,8 +66,8 @@ __libc_memalign (size_t align, size_t n)
extern int _end attribute_hidden;
alloc_ptr = &_end;
alloc_end = (void *) 0 + (((alloc_ptr - (void *) 0)
+ GL(dl_pagesize) - 1)
& ~(GL(dl_pagesize) - 1));
+ GLRO(dl_pagesize) - 1)
& ~(GLRO(dl_pagesize) - 1));
}
/* Make sure the allocation pointer is ideally aligned. */
@ -78,7 +78,7 @@ __libc_memalign (size_t align, size_t n)
{
/* Insufficient space left; allocate another page. */
caddr_t page;
size_t nup = (n + GL(dl_pagesize) - 1) & ~(GL(dl_pagesize) - 1);
size_t nup = (n + GLRO(dl_pagesize) - 1) & ~(GLRO(dl_pagesize) - 1);
page = __mmap (0, nup, PROT_READ|PROT_WRITE,
MAP_ANON|MAP_PRIVATE, _dl_zerofd, 0);
assert (page != MAP_FAILED);

11
elf/dl-open.c
View file

@ -308,7 +308,7 @@ dl_open_worker (void *a)
if (new->l_searchlist.r_list != NULL)
{
/* Let the user know about the opencount. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
_dl_debug_printf ("opening file=%s; opencount == %u\n\n",
new->l_name, new->l_opencount);
@ -336,7 +336,7 @@ dl_open_worker (void *a)
#endif
/* Only do lazy relocation if `LD_BIND_NOW' is not set. */
lazy = (mode & RTLD_BINDING_MASK) == RTLD_LAZY && GL(dl_lazy);
lazy = (mode & RTLD_BINDING_MASK) == RTLD_LAZY && GLRO(dl_lazy);
/* Relocate the objects loaded. We do this in reverse order so that copy
relocs of earlier objects overwrite the data written by later objects. */
@ -349,7 +349,7 @@ dl_open_worker (void *a)
if (! l->l_relocated)
{
#ifdef SHARED
if (GL(dl_profile) != NULL)
if (GLRO(dl_profile) != NULL)
{
/* If this here is the shared object which we want to profile
make sure the profile is started. We can find out whether
@ -362,7 +362,8 @@ dl_open_worker (void *a)
if (old_profile_map == NULL && GL(dl_profile_map) != NULL)
/* We must prepare the profiling. */
_dl_start_profile (GL(dl_profile_map), GL(dl_profile_output));
_dl_start_profile (GL(dl_profile_map),
GLRO(dl_profile_output));
}
else
#endif
@ -548,7 +549,7 @@ dl_open_worker (void *a)
#endif
/* Let the user know about the opencount. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_FILES, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_FILES, 0))
_dl_debug_printf ("opening file=%s; opencount == %u\n\n",
new->l_name, new->l_opencount);
}

24
elf/dl-profile.c
View file

@ -1,5 +1,5 @@
/* Profiling of shared libraries.
Copyright (C) 1997-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1997-2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
Based on the BSD mcount implementation.
@ -198,9 +198,9 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
for (ph = map->l_phdr; ph < &map->l_phdr[map->l_phnum]; ++ph)
if (ph->p_type == PT_LOAD && (ph->p_flags & PF_X))
{
ElfW(Addr) start = (ph->p_vaddr & ~(GL(dl_pagesize) - 1));
ElfW(Addr) end = ((ph->p_vaddr + ph->p_memsz + GL(dl_pagesize) - 1)
& ~(GL(dl_pagesize) - 1));
ElfW(Addr) start = (ph->p_vaddr & ~(GLRO(dl_pagesize) - 1));
ElfW(Addr) end = ((ph->p_vaddr + ph->p_memsz + GLRO(dl_pagesize) - 1)
& ~(GLRO(dl_pagesize) - 1));
if (start < mapstart)
mapstart = start;
@ -273,11 +273,11 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
/* First determine the output name. We write in the directory
OUTPUT_DIR and the name is composed from the shared objects
soname (or the file name) and the ending ".profile". */
filename = (char *) alloca (strlen (output_dir) + 1 + strlen (GL(dl_profile))
+ sizeof ".profile");
filename = (char *) alloca (strlen (output_dir) + 1
+ strlen (GLRO(dl_profile)) + sizeof ".profile");
cp = __stpcpy (filename, output_dir);
*cp++ = '/';
__stpcpy (__stpcpy (cp, GL(dl_profile)), ".profile");
__stpcpy (__stpcpy (cp, GLRO(dl_profile)), ".profile");
#ifdef O_NOFOLLOW
# define EXTRA_FLAGS | O_NOFOLLOW
@ -310,11 +310,11 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
if (st.st_size == 0)
{
/* We have to create the file. */
char buf[GL(dl_pagesize)];
char buf[GLRO(dl_pagesize)];
memset (buf, '\0', GL(dl_pagesize));
memset (buf, '\0', GLRO(dl_pagesize));
if (__lseek (fd, expected_size & ~(GL(dl_pagesize) - 1), SEEK_SET) == -1)
if (__lseek (fd, expected_size & ~(GLRO(dl_pagesize) - 1), SEEK_SET) == -1)
{
char buf[400];
int errnum;
@ -327,7 +327,7 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
}
if (TEMP_FAILURE_RETRY (__libc_write (fd, buf, (expected_size
& (GL(dl_pagesize)
& (GLRO(dl_pagesize)
- 1))))
< 0)
goto cannot_create;
@ -341,7 +341,7 @@ _dl_start_profile (struct link_map *map, const char *output_dir)
__munmap ((void *) addr, expected_size);
_dl_error_printf ("%s: file is no correct profile data file for `%s'\n",
filename, GL(dl_profile));
filename, GLRO(dl_profile));
return;
}

15
elf/dl-reloc.c
View file

@ -146,7 +146,7 @@ _dl_relocate_object (struct link_map *l, struct r_scope_elem *scope[],
&& __builtin_expect (l->l_info[DT_BIND_NOW] != NULL, 0))
lazy = 0;
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_RELOC, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_RELOC, 0))
INTUSE(_dl_debug_printf) ("\nrelocation processing: %s%s\n",
l->l_name[0] ? l->l_name : rtld_progname,
lazy ? " (lazy)" : "");
@ -165,10 +165,10 @@ _dl_relocate_object (struct link_map *l, struct r_scope_elem *scope[],
struct textrels *newp;
newp = (struct textrels *) alloca (sizeof (*newp));
newp->len = (((ph->p_vaddr + ph->p_memsz + GL(dl_pagesize) - 1)
& ~(GL(dl_pagesize) - 1))
- (ph->p_vaddr & ~(GL(dl_pagesize) - 1)));
newp->start = ((ph->p_vaddr & ~(GL(dl_pagesize) - 1))
newp->len = (((ph->p_vaddr + ph->p_memsz + GLRO(dl_pagesize) - 1)
& ~(GLRO(dl_pagesize) - 1))
- (ph->p_vaddr & ~(GLRO(dl_pagesize) - 1)));
newp->start = ((ph->p_vaddr & ~(GLRO(dl_pagesize) - 1))
+ (caddr_t) l->l_addr);
if (__mprotect (newp->start, newp->len, PROT_READ|PROT_WRITE) < 0)
@ -318,9 +318,10 @@ INTDEF (_dl_relocate_object)
void internal_function
_dl_protect_relro (struct link_map *l)
{
ElfW(Addr) start = ((l->l_addr + l->l_relro_addr) & ~(GL(dl_pagesize) - 1));
ElfW(Addr) start = ((l->l_addr + l->l_relro_addr)
& ~(GLRO(dl_pagesize) - 1));
ElfW(Addr) end = ((l->l_addr + l->l_relro_addr + l->l_relro_size)
& ~(GL(dl_pagesize) - 1));
& ~(GLRO(dl_pagesize) - 1));
if (start != end
&& __mprotect ((void *) start, end - start, PROT_READ) < 0)

4
elf/dl-runtime.c
View file

@ -118,7 +118,7 @@ fixup (
value = elf_machine_plt_value (l, reloc, value);
/* Finally, fix up the plt itself. */
if (__builtin_expect (GL(dl_bind_not), 0))
if (__builtin_expect (GLRO(dl_bind_not), 0))
return value;
return elf_machine_fixup_plt (l, result, reloc, rel_addr, value);
@ -209,7 +209,7 @@ profile_fixup (
value = elf_machine_plt_value (l, reloc, value);
/* Store the result for later runs. */
if (__builtin_expect (! GL(dl_bind_not), 1))
if (__builtin_expect (! GLRO(dl_bind_not), 1))
*resultp = value;
}

6
elf/dl-support.c
View file

@ -175,10 +175,10 @@ _dl_aux_init (ElfW(auxv_t) *av)
switch (av->a_type)
{
case AT_PAGESZ:
GL(dl_pagesize) = av->a_un.a_val;
GLRO(dl_pagesize) = av->a_un.a_val;
break;
case AT_CLKTCK:
GL(dl_clktck) = av->a_un.a_val;
GLRO(dl_clktck) = av->a_un.a_val;
break;
case AT_PHDR:
GL(dl_phdr) = av->a_un.a_ptr;
@ -187,7 +187,7 @@ _dl_aux_init (ElfW(auxv_t) *av)
GL(dl_phnum) = av->a_un.a_val;
break;
case AT_HWCAP:
GL(dl_hwcap) = av->a_un.a_val;
GLRO(dl_hwcap) = av->a_un.a_val;
break;
#ifdef NEED_DL_SYSINFO
case AT_SYSINFO:

4
elf/dl-version.c
View file

@ -1,5 +1,5 @@
/* Handle symbol and library versioning.
Copyright (C) 1997-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1997-2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -87,7 +87,7 @@ match_symbol (const char *name, ElfW(Word) hash, const char *string,
int result = 0;
/* Display information about what we are doing while debugging. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_VERSIONS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_VERSIONS, 0))
INTUSE(_dl_debug_printf) ("\
checking for version `%s' in file %s required by file %s\n",
string, map->l_name[0]

6
elf/do-lookup.h
View file

@ -1,5 +1,5 @@
/* Look up a symbol in the loaded objects.
Copyright (C) 1995-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1995-2002, 2003, 2004 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
@ -60,7 +60,7 @@ FCT (const char *undef_name, unsigned long int hash, const ElfW(Sym) *ref,
continue;
/* Print some debugging info if wanted. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_SYMBOLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_SYMBOLS, 0))
INTUSE(_dl_debug_printf) ("symbol=%s; lookup in file=%s\n",
undef_name, (map->l_name[0]
? map->l_name : rtld_progname));
@ -183,7 +183,7 @@ FCT (const char *undef_name, unsigned long int hash, const ElfW(Sym) *ref,
{
case STB_WEAK:
/* Weak definition. Use this value if we don't find another. */
if (__builtin_expect (GL(dl_dynamic_weak), 0))
if (__builtin_expect (GLRO(dl_dynamic_weak), 0))
{
if (! result->s)
{

110
elf/rtld.c
View file

@ -95,14 +95,6 @@ struct rtld_global _rtld_global =
/* Get architecture specific initializer. */
#include <dl-procinfo.c>
._dl_debug_fd = STDERR_FILENO,
#ifdef NEED_DL_SYSINFO
._dl_sysinfo = DL_SYSINFO_DEFAULT,
#endif
._dl_lazy = 1,
._dl_use_load_bias = -2,
._dl_fpu_control = _FPU_DEFAULT,
._dl_correct_cache_id = _DL_CACHE_DEFAULT_ID,
._dl_hwcap_mask = HWCAP_IMPORTANT,
/* Default presumption without further information is executable stack. */
._dl_stack_flags = PF_R|PF_W|PF_X,
#ifdef _LIBC_REENTRANT
@ -116,6 +108,28 @@ struct rtld_global _rtld_global =
extern struct rtld_global _rtld_local
__attribute__ ((alias ("_rtld_global"), visibility ("hidden")));
/* This variable is similar to _rtld_local, but all values are
read-only after relocation. */
struct rtld_global_ro _rtld_global_ro attribute_relro =
{
#ifdef NEED_DL_SYSINFO
._dl_sysinfo = DL_SYSINFO_DEFAULT,
#endif
._dl_use_load_bias = -2,
._dl_correct_cache_id = _DL_CACHE_DEFAULT_ID,
._dl_hwcap_mask = HWCAP_IMPORTANT,
._dl_lazy = 1,
._dl_fpu_control = _FPU_DEFAULT,
};
/* If we would use strong_alias here the compiler would see a
non-hidden definition. This would undo the effect of the previous
declaration. So spell out was strong_alias does plus add the
visibility attribute. */
extern struct rtld_global_ro _rtld_local_ro
__attribute__ ((alias ("_rtld_global_ro"), visibility ("hidden")));
static void dl_main (const ElfW(Phdr) *phdr, ElfW(Word) phnum,
ElfW(Addr) *user_entry);
@ -280,7 +294,7 @@ _dl_start_final (void *arg, struct dl_start_final_info *info)
}
#endif
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_STATISTICS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_STATISTICS, 0))
{
#ifndef HP_TIMING_NONAVAIL
print_statistics (&rtld_total_time);
@ -712,7 +726,7 @@ dl_main (const ElfW(Phdr) *phdr,
if (! strcmp (INTUSE(_dl_argv)[1], "--list"))
{
mode = list;
GL(dl_lazy) = -1; /* This means do no dependency analysis. */
GLRO(dl_lazy) = -1; /* This means do no dependency analysis. */
++_dl_skip_args;
--_dl_argc;
@ -738,7 +752,7 @@ dl_main (const ElfW(Phdr) *phdr,
else if (! strcmp (INTUSE(_dl_argv)[1], "--inhibit-rpath")
&& _dl_argc > 2)
{
GL(dl_inhibit_rpath) = INTUSE(_dl_argv)[2];
GLRO(dl_inhibit_rpath) = INTUSE(_dl_argv)[2];
_dl_skip_args += 2;
_dl_argc -= 2;
@ -1035,8 +1049,8 @@ of this helper program; chances are you did not intend to run this program.\n\
/* If LD_USE_LOAD_BIAS env variable has not been seen, default
to not using bias for non-prelinked PIEs and libraries
and using it for executables or prelinked PIEs or libraries. */
if (GL(dl_use_load_bias) == (ElfW(Addr)) -2)
GL(dl_use_load_bias) = (GL(dl_loaded)->l_addr == 0) ? -1 : 0;
if (GLRO(dl_use_load_bias) == (ElfW(Addr)) -2)
GLRO(dl_use_load_bias) = (GL(dl_loaded)->l_addr == 0) ? -1 : 0;
/* Set up the program header information for the dynamic linker
itself. It is needed in the dl_iterate_phdr() callbacks. */
@ -1212,7 +1226,7 @@ ERROR: ld.so: object '%s' from %s cannot be preloaded: ignored.\n",
#ifdef NEED_DL_SYSINFO
struct link_map *sysinfo_map = NULL;
if (GL(dl_sysinfo_dso) != NULL)
if (GLRO(dl_sysinfo_dso) != NULL)
{
/* Do an abridged version of the work _dl_map_object_from_fd would do
to map in the object. It's already mapped and prelinked (and
@ -1224,9 +1238,9 @@ ERROR: ld.so: object '%s' from %s cannot be preloaded: ignored.\n",
{
static ElfW(Dyn) dyn_temp[DL_RO_DYN_TEMP_CNT];
l->l_phdr = ((const void *) GL(dl_sysinfo_dso)
+ GL(dl_sysinfo_dso)->e_phoff);
l->l_phnum = GL(dl_sysinfo_dso)->e_phnum;
l->l_phdr = ((const void *) GLRO(dl_sysinfo_dso)
+ GLRO(dl_sysinfo_dso)->e_phoff);
l->l_phnum = GLRO(dl_sysinfo_dso)->e_phnum;
for (uint_fast16_t i = 0; i < l->l_phnum; ++i)
{
const ElfW(Phdr) *const ph = &l->l_phdr[i];
@ -1243,7 +1257,7 @@ ERROR: ld.so: object '%s' from %s cannot be preloaded: ignored.\n",
l->l_map_end = ph->p_vaddr + ph->p_memsz;
}
}
l->l_map_start = (ElfW(Addr)) GL(dl_sysinfo_dso);
l->l_map_start = (ElfW(Addr)) GLRO(dl_sysinfo_dso);
l->l_addr = l->l_map_start - l->l_addr;
l->l_map_end += l->l_addr;
l->l_ld = (void *) ((ElfW(Addr)) l->l_ld + l->l_addr);
@ -1269,8 +1283,8 @@ ERROR: ld.so: object '%s' from %s cannot be preloaded: ignored.\n",
}
/* We have a prelinked DSO preloaded by the system. */
if (GL(dl_sysinfo) == DL_SYSINFO_DEFAULT)
GL(dl_sysinfo) = GL(dl_sysinfo_dso)->e_entry + l->l_addr;
if (GLRO(dl_sysinfo) == DL_SYSINFO_DEFAULT)
GLRO(dl_sysinfo) = GLRO(dl_sysinfo_dso)->e_entry + l->l_addr;
sysinfo_map = l;
}
}
@ -1437,7 +1451,7 @@ cannot allocate TLS data structures for initial thread");
after relocation. */
struct link_map *l;
if (GL(dl_debug_mask) & DL_DEBUG_PRELINK)
if (GLRO(dl_debug_mask) & DL_DEBUG_PRELINK)
{
struct r_scope_elem *scope = &GL(dl_loaded)->l_searchlist;
@ -1449,8 +1463,8 @@ cannot allocate TLS data structures for initial thread");
_dl_printf ("\t%s => not found\n", l->l_libname->name);
continue;
}
if (_dl_name_match_p (GL(dl_trace_prelink), l))
GL(dl_trace_prelink_map) = l;
if (_dl_name_match_p (GLRO(dl_trace_prelink), l))
GLRO(dl_trace_prelink_map) = l;
_dl_printf ("\t%s => %s (0x%0*Zx, 0x%0*Zx)",
l->l_libname->name[0] ? l->l_libname->name
: rtld_progname ?: "<main program>",
@ -1507,13 +1521,13 @@ cannot allocate TLS data structures for initial thread");
else
{
/* If LD_WARN is set warn about undefined symbols. */
if (GL(dl_lazy) >= 0 && GL(dl_verbose))
if (GLRO(dl_lazy) >= 0 && GLRO(dl_verbose))
{
/* We have to do symbol dependency testing. */
struct relocate_args args;
struct link_map *l;
args.lazy = GL(dl_lazy);
args.lazy = GLRO(dl_lazy);
l = GL(dl_loaded);
while (l->l_next)
@ -1529,7 +1543,7 @@ cannot allocate TLS data structures for initial thread");
l = l->l_prev;
} while (l);
if ((GL(dl_debug_mask) & DL_DEBUG_PRELINK)
if ((GLRO(dl_debug_mask) & DL_DEBUG_PRELINK)
&& GL(dl_rtld_map).l_opencount > 1)
INTUSE(_dl_relocate_object) (&GL(dl_rtld_map),
GL(dl_loaded)->l_scope, 0, 0);
@ -1612,7 +1626,7 @@ cannot allocate TLS data structures for initial thread");
}
if (GL(dl_loaded)->l_info [ADDRIDX (DT_GNU_LIBLIST)]
&& ! __builtin_expect (GL(dl_profile) != NULL, 0))
&& ! __builtin_expect (GLRO(dl_profile) != NULL, 0))
{
ElfW(Lib) *liblist, *liblistend;
struct link_map **r_list, **r_listend, *l;
@ -1660,7 +1674,7 @@ cannot allocate TLS data structures for initial thread");
if (r_list == r_listend && liblist == liblistend)
prelinked = true;
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))
_dl_printf ("\nprelink checking: %s\n", prelinked ? "ok" : "failed");
}
@ -1740,7 +1754,7 @@ cannot allocate TLS data structures for initial thread");
know that because it is self-contained). */
struct link_map *l;
int consider_profiling = GL(dl_profile) != NULL;
int consider_profiling = GLRO(dl_profile) != NULL;
#ifndef HP_TIMING_NONAVAIL
hp_timing_t start;
hp_timing_t stop;
@ -1748,7 +1762,7 @@ cannot allocate TLS data structures for initial thread");
#endif
/* If we are profiling we also must do lazy reloaction. */
GL(dl_lazy) |= consider_profiling;
GLRO(dl_lazy) |= consider_profiling;
l = GL(dl_loaded);
while (l->l_next)
@ -1769,7 +1783,7 @@ cannot allocate TLS data structures for initial thread");
}
if (l != &GL(dl_rtld_map))
INTUSE(_dl_relocate_object) (l, l->l_scope, GL(dl_lazy),
INTUSE(_dl_relocate_object) (l, l->l_scope, GLRO(dl_lazy),
consider_profiling);
l = l->l_prev;
@ -1792,7 +1806,8 @@ cannot allocate TLS data structures for initial thread");
needs to have _dl_profile_map set up by the relocator. */
if (__builtin_expect (GL(dl_profile_map) != NULL, 0))
/* We must prepare the profiling. */
INTUSE(_dl_start_profile) (GL(dl_profile_map), GL(dl_profile_output));
INTUSE(_dl_start_profile) (GL(dl_profile_map),
GLRO(dl_profile_output));
if (GL(dl_rtld_map).l_opencount > 1)
{
@ -1928,7 +1943,7 @@ process_dl_debug (const char *dl_debug)
if (debopts[cnt].len == len
&& memcmp (dl_debug, debopts[cnt].name, len) == 0)
{
GL(dl_debug_mask) |= debopts[cnt].mask;
GLRO(dl_debug_mask) |= debopts[cnt].mask;
any_debug = 1;
break;
}
@ -1949,7 +1964,7 @@ warning: debug option `%s' unknown; try LD_DEBUG=help\n", copy);
++dl_debug;
}
if (GL(dl_debug_mask) & DL_DEBUG_HELP)
if (GLRO(dl_debug_mask) & DL_DEBUG_HELP)
{
size_t cnt;
@ -1983,7 +1998,7 @@ process_envvars (enum mode *modep)
char *debug_output = NULL;
/* This is the default place for profiling data file. */
GL(dl_profile_output)
GLRO(dl_profile_output)
= &"/var/tmp\0/var/profile"[INTUSE(__libc_enable_secure) ? 9 : 0];
while ((envline = _dl_next_ld_env_entry (&runp)) != NULL)
@ -2004,7 +2019,7 @@ process_envvars (enum mode *modep)
case 4:
/* Warning level, verbose or not. */
if (memcmp (envline, "WARN", 4) == 0)
GL(dl_verbose) = envline[5] != '\0';
GLRO(dl_verbose) = envline[5] != '\0';
break;
case 5:
@ -2030,18 +2045,18 @@ process_envvars (enum mode *modep)
/* Which shared object shall be profiled. */
if (memcmp (envline, "PROFILE", 7) == 0 && envline[8] != '\0')
GL(dl_profile) = &envline[8];
GLRO(dl_profile) = &envline[8];
break;
case 8:
/* Do we bind early? */
if (memcmp (envline, "BIND_NOW", 8) == 0)
{
GL(dl_lazy) = envline[9] == '\0';
GLRO(dl_lazy) = envline[9] == '\0';
break;
}
if (memcmp (envline, "BIND_NOT", 8) == 0)
GL(dl_bind_not) = envline[9] != '\0';
GLRO(dl_bind_not) = envline[9] != '\0';
break;
case 9:
@ -2054,14 +2069,15 @@ process_envvars (enum mode *modep)
case 10:
/* Mask for the important hardware capabilities. */
if (memcmp (envline, "HWCAP_MASK", 10) == 0)
GL(dl_hwcap_mask) = __strtoul_internal (&envline[11], NULL, 0, 0);
GLRO(dl_hwcap_mask) = __strtoul_internal (&envline[11], NULL,
0, 0);
break;
case 11:
/* Path where the binary is found. */
if (!INTUSE(__libc_enable_secure)
&& memcmp (envline, "ORIGIN_PATH", 11) == 0)
GL(dl_origin_path) = &envline[12];
GLRO(dl_origin_path) = &envline[12];
break;
case 12:
@ -2080,7 +2096,7 @@ process_envvars (enum mode *modep)
}
if (memcmp (envline, "DYNAMIC_WEAK", 12) == 0)
GL(dl_dynamic_weak) = 1;
GLRO(dl_dynamic_weak) = 1;
break;
case 13:
@ -2091,7 +2107,7 @@ process_envvars (enum mode *modep)
#endif
if (!INTUSE(__libc_enable_secure)
&& memcmp (envline, "USE_LOAD_BIAS", 13) == 0)
GL(dl_use_load_bias) = envline[14] == '1' ? -1 : 0;
GLRO(dl_use_load_bias) = envline[14] == '1' ? -1 : 0;
break;
case 14:
@ -2099,7 +2115,7 @@ process_envvars (enum mode *modep)
if (!INTUSE(__libc_enable_secure)
&& memcmp (envline, "PROFILE_OUTPUT", 14) == 0
&& envline[15] != '\0')
GL(dl_profile_output) = &envline[15];
GLRO(dl_profile_output) = &envline[15];
break;
case 16:
@ -2107,9 +2123,9 @@ process_envvars (enum mode *modep)
if (memcmp (envline, "TRACE_PRELINKING", 16) == 0)
{
mode = trace;
GL(dl_verbose) = 1;
GL(dl_debug_mask) |= DL_DEBUG_PRELINK;
GL(dl_trace_prelink) = &envline[17];
GLRO(dl_verbose) = 1;
GLRO(dl_debug_mask) |= DL_DEBUG_PRELINK;
GLRO(dl_trace_prelink) = &envline[17];
}
break;

4
nptl/sysdeps/i386/tls.h
View file

@ -1,5 +1,5 @@
/* Definition for thread-local data handling. nptl/i386 version.
Copyright (C) 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 2002, 2003, 2004 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
@ -166,7 +166,7 @@ union user_desc_init
#if defined NEED_DL_SYSINFO
# define INIT_SYSINFO \
_head->sysinfo = GL(dl_sysinfo)
_head->sysinfo = GLRO(dl_sysinfo)
#else
# define INIT_SYSINFO
#endif

4
sysdeps/alpha/dl-machine.h
View file

@ -114,7 +114,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
*(Elf64_Addr *)(plt + 16) = (Elf64_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
{
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
@ -648,7 +648,7 @@ static inline void
elf_machine_rela_relative (Elf64_Addr l_addr, const Elf64_Rela *reloc,
void *const reloc_addr_arg)
{
/* XXX Make some timings. Maybe it's preferable to test for
/* XXX Make some timings. Maybe it's preferable to test for
unaligned access and only do it the complex way if necessary. */
Elf64_Addr reloc_addr_val;

12
sysdeps/arm/dl-machine.h
View file

@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. ARM version.
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@ -110,7 +110,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
/* Say that we really want profiling and the timers are
started. */
GL(dl_profile_map) = l;
@ -334,9 +334,9 @@ _dl_start_user:\n\
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0')
/* Avoid an empty string which would disturb us. */
GL(dl_platform) = NULL;
GLRO(dl_platform) = NULL;
}
static inline Elf32_Addr
@ -444,7 +444,7 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
found. */
break;
if (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size))
|| (GLRO(dl_verbose) && sym->st_size < refsym->st_size))
{
const char *strtab;
@ -556,7 +556,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
found. */
break;
if (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size))
|| (GLRO(dl_verbose) && sym->st_size < refsym->st_size))
{
const char *strtab;

19
sysdeps/generic/dl-cache.c
View file

@ -1,5 +1,5 @@
/* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
Copyright (C) 1996-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1996-2002, 2003, 2004 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
@ -107,12 +107,12 @@ do \
if (_dl_cache_check_flags (flags) \
&& _dl_cache_verify_ptr (lib->value)) \
{ \
if (best == NULL || flags == GL(dl_correct_cache_id)) \
if (best == NULL || flags == GLRO(dl_correct_cache_id)) \
{ \
HWCAP_CHECK; \
best = cache_data + lib->value; \
\
if (flags == GL(dl_correct_cache_id)) \
if (flags == GLRO(dl_correct_cache_id)) \
/* We've found an exact match for the shared \
object and no general `ELF' release. Stop \
searching. */ \
@ -187,7 +187,7 @@ _dl_load_cache_lookup (const char *name)
const char *best;
/* Print a message if the loading of libs is traced. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0))
INTUSE(_dl_debug_printf) (" search cache=%s\n", LD_SO_CACHE);
if (cache == NULL)
@ -256,15 +256,15 @@ _dl_load_cache_lookup (const char *name)
/* Now we can compute how large the string table is. */
cache_data_size = (const char *) cache + cachesize - cache_data;
hwcap = &GL(dl_hwcap);
platform = _dl_string_platform (GL(dl_platform));
hwcap = &GLRO(dl_hwcap);
platform = _dl_string_platform (GLRO(dl_platform));
if (platform != (uint64_t) -1)
platform = 1ULL << platform;
/* Only accept hwcap if it's for the right platform. */
#define HWCAP_CHECK \
if (GL(dl_osversion) \
&& cache_new->libs[middle].osversion > GL(dl_osversion)) \
if (GLRO(dl_osversion) \
&& cache_new->libs[middle].osversion > GLRO(dl_osversion)) \
continue; \
if (_DL_PLATFORMS_COUNT && platform != -1 \
&& (lib->hwcap & _DL_HWCAP_PLATFORM) != 0 \
@ -289,7 +289,8 @@ _dl_load_cache_lookup (const char *name)
}
/* Print our result if wanted. */
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_LIBS, 0) && best != NULL)
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_LIBS, 0)
&& best != NULL)
INTUSE(_dl_debug_printf) (" trying file=%s\n", best);
return best;

8
sysdeps/generic/dl-origin.c
View file

@ -1,5 +1,5 @@
/* Find path of executable.
Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
@ -33,15 +33,15 @@ _dl_get_origin (void)
char *result = (char *) -1;
/* We use the environment variable LD_ORIGIN_PATH. If it is set make
a copy and strip out trailing slashes. */
if (GL(dl_origin_path) != NULL)
if (GLRO(dl_origin_path) != NULL)
{
size_t len = strlen (GL(dl_origin_path));
size_t len = strlen (GLRO(dl_origin_path));
result = (char *) malloc (len + 1);
if (result == NULL)
result = (char *) -1;
else
{
char *cp = __mempcpy (result, GL(dl_origin_path), len);
char *cp = __mempcpy (result, GLRO(dl_origin_path), len);
while (cp > result + 1 && cp[-1] == '/')
--cp;
*cp = '\0';

31
sysdeps/generic/dl-sysdep.c
View file

@ -107,7 +107,7 @@ _dl_sysdep_start (void **start_argptr,
_dl_auxv);
user_entry = (ElfW(Addr)) ENTRY_POINT;
GL(dl_platform) = NULL; /* Default to nothing known about the platform. */
GLRO(dl_platform) = NULL; /* Default to nothing known about the platform. */
for (av = _dl_auxv; av->a_type != AT_NULL; set_seen (av++))
switch (av->a_type)
@ -119,7 +119,7 @@ _dl_sysdep_start (void **start_argptr,
phnum = av->a_un.a_val;
break;
case AT_PAGESZ:
GL(dl_pagesize) = av->a_un.a_val;
GLRO(dl_pagesize) = av->a_un.a_val;
break;
case AT_ENTRY:
user_entry = av->a_un.a_val;
@ -146,23 +146,23 @@ _dl_sysdep_start (void **start_argptr,
INTUSE(__libc_enable_secure) = av->a_un.a_val;
break;
case AT_PLATFORM:
GL(dl_platform) = av->a_un.a_ptr;
GLRO(dl_platform) = av->a_un.a_ptr;
break;
case AT_HWCAP:
GL(dl_hwcap) = av->a_un.a_val;
GLRO(dl_hwcap) = av->a_un.a_val;
break;
case AT_CLKTCK:
GL(dl_clktck) = av->a_un.a_val;
GLRO(dl_clktck) = av->a_un.a_val;
break;
case AT_FPUCW:
GL(dl_fpu_control) = av->a_un.a_val;
GLRO(dl_fpu_control) = av->a_un.a_val;
break;
#ifdef NEED_DL_SYSINFO
case AT_SYSINFO:
new_sysinfo = av->a_un.a_val;
break;
case AT_SYSINFO_EHDR:
GL(dl_sysinfo_dso) = av->a_un.a_ptr;
GLRO(dl_sysinfo_dso) = av->a_un.a_ptr;
break;
#endif
#ifdef DL_PLATFORM_AUXV
@ -195,14 +195,14 @@ _dl_sysdep_start (void **start_argptr,
#endif
#ifndef HAVE_AUX_PAGESIZE
if (GL(dl_pagesize) == 0)
GL(dl_pagesize) = __getpagesize ();
if (GLRO(dl_pagesize) == 0)
GLRO(dl_pagesize) = __getpagesize ();
#endif
#if defined NEED_DL_SYSINFO
/* Only set the sysinfo value if we also have the vsyscall DSO. */
if (GL(dl_sysinfo_dso) != 0 && new_sysinfo)
GL(dl_sysinfo) = new_sysinfo;
if (GLRO(dl_sysinfo_dso) != 0 && new_sysinfo)
GLRO(dl_sysinfo) = new_sysinfo;
#endif
#ifdef DL_SYSDEP_INIT
@ -214,8 +214,8 @@ _dl_sysdep_start (void **start_argptr,
#endif
/* Determine the length of the platform name. */
if (GL(dl_platform) != NULL)
GL(dl_platformlen) = strlen (GL(dl_platform));
if (GLRO(dl_platform) != NULL)
GLRO(dl_platformlen) = strlen (GLRO(dl_platform));
if (__sbrk (0) == &_end)
/* The dynamic linker was run as a program, and so the initial break
@ -223,7 +223,8 @@ _dl_sysdep_start (void **start_argptr,
will consume the rest of this page, so tell the kernel to move the
break up that far. When the user program examines its break, it
will see this new value and not clobber our data. */
__sbrk (GL(dl_pagesize) - ((&_end - (void *) 0) & (GL(dl_pagesize) - 1)));
__sbrk (GLRO(dl_pagesize)
- ((&_end - (void *) 0) & (GLRO(dl_pagesize) - 1)));
/* If this is a SUID program we make sure that FDs 0, 1, and 2 are
allocated. If necessary we are doing it ourself. If it is not
@ -338,7 +339,7 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
size_t *max_capstrlen)
{
/* Determine how many important bits are set. */
unsigned long int masked = GL(dl_hwcap) & GL(dl_hwcap_mask);
unsigned long int masked = GLRO(dl_hwcap) & GLRO(dl_hwcap_mask);
size_t cnt = platform != NULL;
size_t n, m;
size_t total;

4
sysdeps/generic/libc-start.c
View file

@ -173,7 +173,7 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
/* Call the initializer of the program, if any. */
#ifdef SHARED
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
_dl_debug_printf ("\ninitialize program: %s\n\n", argv[0]);
#endif
if (init)
@ -184,7 +184,7 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
);
#ifdef SHARED
if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
_dl_debug_printf ("\ntransferring control: %s\n\n", argv[0]);
#endif

12
sysdeps/i386/dl-machine.h
View file

@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. i386 version.
Copyright (C) 1995-2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1995-2002, 2003, 2004 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
@ -129,7 +129,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = l;
@ -351,9 +351,9 @@ _dl_start_user:\n\
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0')
/* Avoid an empty string which would disturb us. */
GL(dl_platform) = NULL;
GLRO(dl_platform) = NULL;
}
static inline Elf32_Addr
@ -507,7 +507,7 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
break;
if (__builtin_expect (sym->st_size > refsym->st_size, 0)
|| (__builtin_expect (sym->st_size < refsym->st_size, 0)
&& GL(dl_verbose)))
&& GLRO(dl_verbose)))
{
const char *strtab;
@ -607,7 +607,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
break;
if (__builtin_expect (sym->st_size > refsym->st_size, 0)
|| (__builtin_expect (sym->st_size < refsym->st_size, 0)
&& GL(dl_verbose)))
&& GLRO(dl_verbose)))
{
const char *strtab;

2
sysdeps/i386/fpu/fclrexcpt.c
View file

@ -42,7 +42,7 @@ __feclearexcept (int excepts)
__asm__ ("fldenv %0" : : "m" (*&temp));
/* If the CPU supports SSE, we clear the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xnew_exc;

4
sysdeps/i386/fpu/fedisblxcpt.c
View file

@ -1,5 +1,5 @@
/* Disable floating-point exceptions.
Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc.
Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 1999.
@ -39,7 +39,7 @@ fedisableexcept (int excepts)
__asm__ ("fldcw %0" : : "m" (*&new_exc));
/* If the CPU supports SSE we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xnew_exc;

4
sysdeps/i386/fpu/feenablxcpt.c
View file

@ -1,5 +1,5 @@
/* Enable floating-point exceptions.
Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc.
Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 1999.
@ -39,7 +39,7 @@ feenableexcept (int excepts)
__asm__ ("fldcw %0" : : "m" (*&new_exc));
/* If the CPU supports SSE we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xnew_exc;

4
sysdeps/i386/fpu/feholdexcpt.c
View file

@ -1,5 +1,5 @@
/* Store current floating-point environment and clear exceptions.
Copyright (C) 1997, 1999, 2003 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -36,7 +36,7 @@ feholdexcept (fenv_t *envp)
__asm__ ("fldcw %0" : : "m" (*&work));
/* If the CPU supports SSE we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xwork;

4
sysdeps/i386/fpu/fesetround.c
View file

@ -1,5 +1,5 @@
/* Set current rounding direction.
Copyright (C) 1997, 2003 Free Software Foundation, Inc.
Copyright (C) 1997, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -38,7 +38,7 @@ fesetround (int round)
__asm__ ("fldcw %0" : : "m" (*&cw));
/* If the CPU supports SSE we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xcw;

6
sysdeps/i386/fpu/fsetexcptflg.c
View file

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling.
Copyright (C) 1997,99,2000,01 Free Software Foundation, Inc.
Copyright (C) 1997,99,2000,01, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -43,7 +43,7 @@ __fesetexceptflag (const fexcept_t *flagp, int excepts)
__asm__ ("fldenv %0" : : "m" (*&temp));
/* If the CPU supports SSE, we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xnew_exc;
@ -57,7 +57,7 @@ __fesetexceptflag (const fexcept_t *flagp, int excepts)
/* Put the new data in effect. */
__asm__ ("ldmxcsr %0" : : "m" (*&xnew_exc));
}
/* Success. */
return 0;
}

4
sysdeps/i386/fpu/ftestexcept.c
View file

@ -1,5 +1,5 @@
/* Test exception in current environment.
Copyright (C) 1997, 2003 Free Software Foundation, Inc.
Copyright (C) 1997, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -33,7 +33,7 @@ fetestexcept (int excepts)
__asm__ ("fnstsw %0" : "=a" (temp));
/* If the CPU supports SSE we test the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
__asm__ ("stmxcsr %0" : "=m" (*&xtemp));
return (temp | xtemp) & excepts & FE_ALL_EXCEPT;

4
sysdeps/i386/setfpucw.c
View file

@ -1,5 +1,5 @@
/* Set the FPU control word for x86.
Copyright (C) 2003 Free Software Foundation, Inc.
Copyright (C) 2003, 2004 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
@ -40,7 +40,7 @@ __setfpucw (fpu_control_t set)
__asm__ ("fldcw %0" : : "m" (*&cw));
/* If the CPU supports SSE, we set the MXCSR as well. */
if ((GL(dl_hwcap) & HWCAP_I386_XMM) != 0)
if ((GLRO(dl_hwcap) & HWCAP_I386_XMM) != 0)
{
unsigned int xnew_exc;

2
sysdeps/ia64/dl-machine.h
View file

@ -123,7 +123,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
doit = (Elf64_Addr) ((struct fdesc *) &_dl_runtime_resolve)->ip;
else
{
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
{
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */

6
sysdeps/m68k/dl-machine.h
View file

@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. m68k version.
Copyright (C) 1996-2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1996-2001, 2002, 2003, 2004 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
@ -85,7 +85,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
{
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
@ -248,7 +248,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
found. */
break;
if (sym->st_size > refsym->st_size
|| (sym->st_size < refsym->st_size && GL(dl_verbose)))
|| (sym->st_size < refsym->st_size && GLRO(dl_verbose)))
{
const char *strtab;

10
sysdeps/powerpc/powerpc32/dl-machine.c
View file

@ -120,8 +120,8 @@ __elf_preferred_address(struct link_map *loader, size_t maplength,
for (l = GL(dl_loaded); l; l = l->l_next)
{
ElfW(Addr) mapstart, mapend;
mapstart = l->l_map_start & ~(GL(dl_pagesize) - 1);
mapend = l->l_map_end | (GL(dl_pagesize) - 1);
mapstart = l->l_map_start & ~(GLRO(dl_pagesize) - 1);
mapend = l->l_map_end | (GLRO(dl_pagesize) - 1);
assert (mapend > mapstart);
/* Prefer gaps below the main executable, note that l ==
@ -142,7 +142,7 @@ __elf_preferred_address(struct link_map *loader, size_t maplength,
}
high -= 0x10000; /* Allow some room between objects. */
maplength = (maplength | (GL(dl_pagesize) - 1)) + 1;
maplength = (maplength | (GLRO(dl_pagesize) - 1)) + 1;
if (high <= low || high - low < maplength )
return 0;
return high - maplength; /* Both high and maplength are page-aligned. */
@ -240,7 +240,7 @@ __elf_machine_runtime_setup (struct link_map *map, int lazy, int profile)
: _dl_runtime_resolve);
Elf32_Word offset;
if (profile && _dl_name_match_p (GL(dl_profile), map))
if (profile && _dl_name_match_p (GLRO(dl_profile), map))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = map;
@ -499,7 +499,7 @@ __process_machine_rela (struct link_map *map,
found. */
return;
if (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size))
|| (GLRO(dl_verbose) && sym->st_size < refsym->st_size))
{
const char *strtab;

7
sysdeps/powerpc/powerpc64/dl-machine.h
View file

@ -1,6 +1,6 @@
/* Machine-dependent ELF dynamic relocation inline functions.
PowerPC64 version.
Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@ -416,7 +416,7 @@ elf_machine_runtime_setup (struct link_map *map, int lazy, int profile)
resolve_fd = (Elf64_FuncDesc *) (profile ? _dl_profile_resolve
: _dl_runtime_resolve);
if (profile && _dl_name_match_p (GL(dl_profile), map))
if (profile && _dl_name_match_p (GLRO(dl_profile), map))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = map;
@ -757,7 +757,8 @@ elf_machine_rela (struct link_map *map,
/* This can happen in trace mode when an object could not be found. */
return;
if (dont_expect (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size)))
|| (GLRO(dl_verbose)
&& sym->st_size < refsym->st_size)))
{
const char *strtab;

10
sysdeps/s390/s390-32/dl-machine.h
View file

@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. S390 Version.
Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Carl Pederson & Martin Schwidefsky.
This file is part of the GNU C Library.
@ -112,7 +112,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = l;
@ -354,9 +354,9 @@ _dl_start_user:\n\
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0')
/* Avoid an empty string which would disturb us. */
GL(dl_platform) = NULL;
GLRO(dl_platform) = NULL;
}
static inline Elf32_Addr
@ -488,7 +488,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
break;
if (__builtin_expect (sym->st_size > refsym->st_size, 0)
|| (__builtin_expect (sym->st_size < refsym->st_size, 0)
&& __builtin_expect (GL(dl_verbose), 0)))
&& __builtin_expect (GLRO(dl_verbose), 0)))
{
const char *strtab;

10
sysdeps/s390/s390-64/dl-machine.h
View file

@ -1,6 +1,6 @@
/* Machine-dependent ELF dynamic relocation inline functions.
64 bit S/390 Version.
Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@ -105,7 +105,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf64_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = l;
@ -322,9 +322,9 @@ _dl_start_user:\n\
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0')
/* Avoid an empty string which would disturb us. */
GL(dl_platform) = NULL;
GLRO(dl_platform) = NULL;
}
static inline Elf64_Addr
@ -455,7 +455,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
break;
if (__builtin_expect (sym->st_size > refsym->st_size, 0)
|| (__builtin_expect (sym->st_size < refsym->st_size, 0)
&& __builtin_expect (GL(dl_verbose), 0)))
&& __builtin_expect (GLRO(dl_verbose), 0)))
{
const char *strtab;

16
sysdeps/sparc/sparc32/dl-machine.h
View file

@ -42,7 +42,7 @@
/* Use a different preload file when running in 32-bit emulation mode
on a 64-bit host. */
#define LD_SO_PRELOAD ((GL(dl_hwcap) & HWCAP_SPARC_V9) \
#define LD_SO_PRELOAD ((GLRO(dl_hwcap) & HWCAP_SPARC_V9) \
? "/etc/ld.so.preload32" \
: "/etc/ld.so.preload")
@ -58,9 +58,9 @@ elf_machine_matches_host (const Elf32_Ehdr *ehdr)
/* XXX The following is wrong! Dave Miller rejected to implement it
correctly. If this causes problems shoot *him*! */
#ifdef SHARED
return GL(dl_hwcap) & GL(dl_hwcap_mask) & HWCAP_SPARC_V9;
return GLRO(dl_hwcap) & GLRO(dl_hwcap_mask) & HWCAP_SPARC_V9;
#else
return GL(dl_hwcap) & HWCAP_SPARC_V9;
return GLRO(dl_hwcap) & HWCAP_SPARC_V9;
#endif
}
else
@ -137,7 +137,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
rfunc = (Elf32_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
GL(dl_profile_map) = l;
}
@ -166,7 +166,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
Elf32_Rela *relaend
= (Elf32_Rela *) ((char *) rela
+ l->l_info[DT_PLTRELSZ]->d_un.d_val);
do_flush = GL(dl_hwcap) & HWCAP_SPARC_FLUSH;
do_flush = GLRO(dl_hwcap) & HWCAP_SPARC_FLUSH;
/* prelink must ensure there are no R_SPARC_NONE relocs left
in .rela.plt. */
@ -352,7 +352,7 @@ sparc_fixup_plt (const Elf32_Rela *reloc, Elf32_Addr *reloc_addr,
#ifndef RTLD_BOOTSTRAP
/* Note that we don't mask the hwcap here, as the flush is essential to
functionality on those cpu's that implement it. */
int do_flush = GL(dl_hwcap) & HWCAP_SPARC_FLUSH;
int do_flush = GLRO(dl_hwcap) & HWCAP_SPARC_FLUSH;
#else
/* Unfortunately, this is necessary, so that we can ensure
ld.so will not execute corrupt PLT entry instructions. */
@ -460,7 +460,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
# if defined USE_TLS && !defined RTLD_BOOTSTRAP
sym_map = RESOLVE_MAP (&sym, version, r_type);
value = sym == NULL ? 0 : sym_map->l_addr + sym->st_value;
# else
# else
value = RESOLVE (&sym, version, r_type);
if (sym)
value += sym->st_value;
@ -480,7 +480,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
found. */
break;
if (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size))
|| (GLRO(dl_verbose) && sym->st_size < refsym->st_size))
{
const char *strtab;

4
sysdeps/sparc/sparc64/dl-machine.h
View file

@ -284,7 +284,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
found. */
break;
if (sym->st_size > refsym->st_size
|| (GL(dl_verbose) && sym->st_size < refsym->st_size))
|| (GLRO(dl_verbose) && sym->st_size < refsym->st_size))
{
const char *strtab;
@ -498,7 +498,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
res0_addr = (Elf64_Addr) &_dl_runtime_profile_0;
res1_addr = (Elf64_Addr) &_dl_runtime_profile_1;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
GL(dl_profile_map) = l;
}

17
sysdeps/unix/sysv/linux/dl-execstack.c
View file

@ -31,7 +31,8 @@ internal_function
_dl_make_stack_executable (void **stack_endp)
{
/* This gives us the highest/lowest page that needs to be changed. */
uintptr_t page = (uintptr_t) __libc_stack_end & -(intptr_t) GL(dl_pagesize);
uintptr_t page = ((uintptr_t) __libc_stack_end
& -(intptr_t) GLRO(dl_pagesize));
/* Challenge the caller. */
if (__builtin_expect (*stack_endp != __libc_stack_end, 0))
@ -46,7 +47,7 @@ _dl_make_stack_executable (void **stack_endp)
if (! no_growsdown)
# endif
{
if (__builtin_expect (__mprotect ((void *) page, GL(dl_pagesize),
if (__builtin_expect (__mprotect ((void *) page, GLRO(dl_pagesize),
PROT_READ|PROT_WRITE|PROT_EXEC
|PROT_GROWSDOWN) == 0, 1))
goto return_success;
@ -67,8 +68,8 @@ _dl_make_stack_executable (void **stack_endp)
so as to have extended the GROWSDOWN mapping to lower pages. */
# if __ASSUME_PROT_GROWSUPDOWN == 0
size_t size = GL(dl_pagesize) * 8;
page = page + GL(dl_pagesize) - size;
size_t size = GLRO(dl_pagesize) * 8;
page = page + GLRO(dl_pagesize) - size;
while (1)
{
if (__mprotect ((void *) page, size,
@ -80,7 +81,7 @@ _dl_make_stack_executable (void **stack_endp)
if (errno != ENOMEM) /* Unexpected failure mode. */
return errno;
if (size == GL(dl_pagesize))
if (size == GLRO(dl_pagesize))
/* We just tried to mprotect the top hole page and failed.
We are done. */
break;
@ -101,7 +102,7 @@ _dl_make_stack_executable (void **stack_endp)
if (! no_growsup)
# endif
{
if (__mprotect ((void *) page, GL(dl_pagesize),
if (__mprotect ((void *) page, GLRO(dl_pagesize),
PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSUP) == 0)
goto return_success;
# if __ASSUME_PROT_GROWSUPDOWN == 0
@ -121,7 +122,7 @@ _dl_make_stack_executable (void **stack_endp)
so as to have extended the GROWSUP mapping to higher pages. */
# if __ASSUME_PROT_GROWSUPDOWN == 0
size_t size = GL(dl_pagesize) * 8;
size_t size = GLRO(dl_pagesize) * 8;
while (1)
{
if (__mprotect ((void *) page, size,
@ -133,7 +134,7 @@ _dl_make_stack_executable (void **stack_endp)
if (errno != ENOMEM) /* Unexpected failure mode. */
return errno;
if (size == GL(dl_pagesize))
if (size == GLRO(dl_pagesize))
/* We just tried to mprotect the lowest hole page and failed.
We are done. */
break;

4
sysdeps/unix/sysv/linux/dl-librecon.h
View file

@ -1,5 +1,5 @@
/* Optional code to distinguish library flavours.
Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
@ -40,7 +40,7 @@ _dl_osversion_init (char *assume_kernel)
break;
}
if (osversion)
GL(dl_osversion) = osversion;
GLRO(dl_osversion) = osversion;
}
/* Recognizing extra environment variables. */

8
sysdeps/unix/sysv/linux/dl-origin.c
View file

@ -1,5 +1,5 @@
/* Find path of executable.
Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
@ -59,15 +59,15 @@ _dl_get_origin (void)
result = (char *) -1;
/* We use the environment variable LD_ORIGIN_PATH. If it is set make
a copy and strip out trailing slashes. */
if (GL(dl_origin_path) != NULL)
if (GLRO(dl_origin_path) != NULL)
{
size_t len = strlen (GL(dl_origin_path));
size_t len = strlen (GLRO(dl_origin_path));
result = (char *) malloc (len + 1);
if (result == NULL)
result = (char *) -1;
else
{
char *cp = __mempcpy (result, GL(dl_origin_path), len);
char *cp = __mempcpy (result, GLRO(dl_origin_path), len);
while (cp > result + 1 && cp[-1] == '/')
--cp;
*cp = '\0';

4
sysdeps/unix/sysv/linux/dl-osinfo.h
View file

@ -1,5 +1,5 @@
/* Operating system specific code for generic dynamic loader functions.
Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
Copyright (C) 2000, 2001, 2002, 2004 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
@ -104,6 +104,6 @@ dl_fatal (const char *str)
/* Not sufficent. */ \
FATAL ("FATAL: kernel too old\n"); \
\
GL(dl_osversion) = version; \
GLRO(dl_osversion) = version; \
} \
} while (0)

4
sysdeps/unix/sysv/linux/getclktck.c
View file

@ -1,4 +1,4 @@
/* Copyright (C) 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 2000, 2002, 2004 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
@ -28,5 +28,5 @@
int
__getclktck ()
{
return GL(dl_clktck) ?: SYSTEM_CLK_TCK;
return GLRO(dl_clktck) ?: SYSTEM_CLK_TCK;
}

7
sysdeps/unix/sysv/linux/getpagesize.c
View file

@ -1,4 +1,5 @@
/* Copyright (C) 1991,1992,1995-1997,2000,2002 Free Software Foundation, Inc.
/* Copyright (C) 1991,1992,1995-1997,2000,2002,2004
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
@ -25,8 +26,8 @@
int
__getpagesize ()
{
if (GL(dl_pagesize) != 0)
return GL(dl_pagesize);
if (GLRO(dl_pagesize) != 0)
return GLRO(dl_pagesize);
#ifdef EXEC_PAGESIZE
return EXEC_PAGESIZE;

4
sysdeps/unix/sysv/linux/i386/dl-librecon.h
View file

@ -1,5 +1,5 @@
/* Optional code to distinguish library flavours.
Copyright (C) 1998, 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1998, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
@ -51,7 +51,7 @@
#define EXTRA_LD_ENVVARS \
case 15: \
if (memcmp (envline, "LIBRARY_VERSION", 15) == 0) \
GL(dl_correct_cache_id) = envline[16] == '5' ? 2 : 3; \
GLRO(dl_correct_cache_id) = envline[16] == '5' ? 2 : 3; \
break; \
/* Extra unsecure variables. The names are all stuffed in a single

4
sysdeps/unix/sysv/linux/i386/sigaction.c
View file

@ -1,5 +1,5 @@
/* POSIX.1 `sigaction' call for Linux/i386.
Copyright (C) 1991,95,96,97,98,99,2000,02,03 Free Software Foundation, Inc.
Copyright (C) 1991,1995-2000,02,03, 2004 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
@ -88,7 +88,7 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
kact.sa_flags = act->sa_flags;
memcpy (&kact.sa_mask, &act->sa_mask, sizeof (sigset_t));
if (GL(dl_sysinfo_dso) == NULL)
if (GLRO(dl_sysinfo_dso) == NULL)
{
kact.sa_flags |= SA_RESTORER;

4
sysdeps/unix/sysv/linux/init-first.c
View file

@ -1,5 +1,5 @@
/* Initialization code run first thing by the ELF startup code. Linux version.
Copyright (C) 1995-1999,2000,01,02,03 Free Software Foundation, Inc.
Copyright (C) 1995-1999,2000,01,02,03,2004 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
@ -58,7 +58,7 @@ init (int argc, char **argv, char **envp)
kernel would use a different value. (In a static program we
don't have this information.) */
#ifdef SHARED
if (__fpu_control != GL(dl_fpu_control))
if (__fpu_control != GLRO(dl_fpu_control))
#endif
__setfpucw (__fpu_control);
}

50
sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
View file

@ -72,7 +72,7 @@ ENTRY(__getcontext)
mfcr r0
stw r0,_UC_GREGS+(PT_CCR*4)(r3)
/* Set the return value of getcontext to "success". R3 is the only
/* Set the return value of getcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
stw r0,_UC_GREGS+(PT_R3*4)(r3)
@ -121,11 +121,11 @@ ENTRY(__getcontext)
mflr r8
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r7
#ifdef SHARED
lwz r7,_rtld_global@got(r7)
#ifdef SHARED
lwz r7,_rtld_global_ro@got(r7)
mtlr r8
lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
#else
#else
lwz r7,_dl_hwcap@got(r7)
mtlr r8
lwz r7,0(r7)
@ -136,95 +136,95 @@ ENTRY(__getcontext)
#endif
andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(no_vec)
la r10,(_UC_VREGS)(r3)
la r9,(_UC_VREGS+16)(r3)
stvx v0,0,r10
stvx v0,0,r10
stvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v2,0,r10
stvx v2,0,r10
stvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v4,0,r10
stvx v4,0,r10
stvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v6,0,r10
stvx v6,0,r10
stvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v8,0,r10
stvx v8,0,r10
stvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v12,0,r10
stvx v12,0,r10
stvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v14,0,r10
stvx v14,0,r10
stvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v16,0,r10
stvx v16,0,r10
stvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v18,0,r10
stvx v18,0,r10
stvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
stvx v20,0,r10
stvx v20,0,r10
stvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v22,0,r10
stvx v22,0,r10
stvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v24,0,r10
stvx v24,0,r10
stvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v26,0,r10
stvx v26,0,r10
stvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v28,0,r10
stvx v28,0,r10
stvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v30,0,r10
stvx v30,0,r10
stvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
mfvscr v0
mfspr r0,VRSAVE
stvx v0,0,r10
@ -301,7 +301,7 @@ ENTRY(__novec_getcontext)
mfcr r0
stw r0,_UC_GREGS+(PT_CCR*4)(r3)
/* Set the return value of getcontext to "success". R3 is the only
/* Set the return value of getcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
stw r0,_UC_GREGS+(PT_R3*4)(r3)
@ -345,7 +345,7 @@ ENTRY(__novec_getcontext)
stfd fp30,_UC_FREGS+(30*8)(r3)
stfd fp31,_UC_FREGS+(31*8)(r3)
stfd fp0,_UC_FREGS+(32*8)(r3)
addi r5,r3,_UC_SIGMASK - _UC_REG_SPACE
li r4,0
li r3,SIG_BLOCK

96
sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
View file

@ -75,7 +75,7 @@ ENTRY(__swapcontext)
mfcr r0
stw r0,_UC_GREGS+(PT_CCR*4)(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
stw r0,_UC_GREGS+(PT_R3*4)(r3)
@ -123,11 +123,11 @@ ENTRY(__swapcontext)
mflr r8
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r7
#ifdef SHARED
lwz r7,_rtld_global@got(r7)
#ifdef SHARED
lwz r7,_rtld_global_ro@got(r7)
mtlr r8
lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
#else
#else
lwz r7,_dl_hwcap@got(r7)
mtlr r8
lwz r7,0(r7)
@ -138,95 +138,95 @@ ENTRY(__swapcontext)
#endif
andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(no_vec)
la r10,(_UC_VREGS)(r3)
la r9,(_UC_VREGS+16)(r3)
stvx v0,0,r10
stvx v0,0,r10
stvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v2,0,r10
stvx v2,0,r10
stvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v4,0,r10
stvx v4,0,r10
stvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v6,0,r10
stvx v6,0,r10
stvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v8,0,r10
stvx v8,0,r10
stvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v12,0,r10
stvx v12,0,r10
stvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v14,0,r10
stvx v14,0,r10
stvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v16,0,r10
stvx v16,0,r10
stvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v18,0,r10
stvx v18,0,r10
stvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
stvx v20,0,r10
stvx v20,0,r10
stvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v22,0,r10
stvx v22,0,r10
stvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v24,0,r10
stvx v24,0,r10
stvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v26,0,r10
stvx v26,0,r10
stvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v28,0,r10
stvx v28,0,r10
stvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v30,0,r10
stvx v30,0,r10
stvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
mfvscr v0
mfspr r0,VRSAVE
stvx v0,0,r10
@ -260,16 +260,16 @@ L(no_vec):
lwz r0,_UC_GREGS+(PT_MSR*4)(r31)
cmpwi r0,0
bne L(do_sigret)
#ifdef PIC
mflr r8
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r7
#ifdef SHARED
lwz r7,_rtld_global@got(r7)
#ifdef SHARED
lwz r7,_rtld_global_ro@got(r7)
mtlr r8
lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
#else
#else
lwz r7,_dl_hwcap@got(r7)
mtlr r8
lwz r7,0(r7)
@ -281,100 +281,100 @@ L(no_vec):
andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
la r10,(_UC_VREGS)(r31)
beq L(has_no_vec)
lwz r0,(32*16)(r10)
li r9,(32*16)
cmpwi r0,0
mtspr VRSAVE,r0
beq L(has_no_vec)
beq L(has_no_vec)
lvx v19,r9,r10
la r9,(16)(r10)
lvx v0,0,r10
lvx v0,0,r10
lvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
mtvscr v19
lvx v2,0,r10
lvx v2,0,r10
lvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v4,0,r10
lvx v4,0,r10
lvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v6,0,r10
lvx v6,0,r10
lvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v8,0,r10
lvx v8,0,r10
lvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v10,0,r10
lvx v10,0,r10
lvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v12,0,r10
lvx v12,0,r10
lvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v14,0,r10
lvx v14,0,r10
lvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v16,0,r10
lvx v16,0,r10
lvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v18,0,r10
lvx v18,0,r10
lvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
lvx v20,0,r10
lvx v20,0,r10
lvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v22,0,r10
lvx v22,0,r10
lvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v24,0,r10
lvx v24,0,r10
lvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v26,0,r10
lvx v26,0,r10
lvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v28,0,r10
lvx v28,0,r10
lvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v30,0,r10
lvx v30,0,r10
lvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v10,0,r10
lvx v10,0,r10
lvx v11,0,r9
L(has_no_vec):
/* Restore the floating-point registers */
lfd fp31,_UC_FREGS+(32*8)(r31)
@ -522,7 +522,7 @@ ENTRY(__novec_swapcontext)
mfcr r0
stw r0,_UC_GREGS+(PT_CCR*4)(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
stw r0,_UC_GREGS+(PT_R3*4)(r3)

127
sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
View file

@ -73,12 +73,12 @@ ENTRY(__novec_getcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@ -87,14 +87,14 @@ ENTRY(__novec_getcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
/* Set the PT_REGS pointer to the address of sigcontext's gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
/* Set the PT_REGS pointer to the address of sigcontext's gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@ -145,8 +145,8 @@ ENTRY(__novec_getcontext)
nop
li r3,-1
#endif
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
@ -159,10 +159,10 @@ compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3)
.section ".toc","aw"
.LC__dl_hwcap:
#ifdef SHARED
.tc _rtld_global[TC],_rtld_global
.tc _rtld_global_ro[TC],_rtld_global_ro
#else
.tc _dl_hwcap[TC],_dl_hwcap
#endif
#endif
.section ".text"
ENTRY(__getcontext)
@ -209,12 +209,12 @@ ENTRY(__getcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@ -223,14 +223,14 @@ ENTRY(__getcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
/* Set the PT_REGS pointer to the address of sigcontext's gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
/* Set the PT_REGS pointer to the address of sigcontext's gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@ -265,120 +265,120 @@ ENTRY(__getcontext)
stfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r3)
stfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r3)
ld r5,.LC__dl_hwcap@toc(r2)
li r10,0
#ifdef SHARED
#ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
#else
ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
#else
ld r5,0(r5) /* Load extern _dl_hwcap. */
#endif
andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(has_no_vec)
la r10,(SIGCONTEXT_V_RESERVE+8)(r3)
la r9,(SIGCONTEXT_V_RESERVE+24)(r3)
clrrdi r10,r10,4
clrrdi r9,r9,4
stvx v0,0,r10
stvx v0,0,r10
stvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v2,0,r10
stvx v2,0,r10
stvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v4,0,r10
stvx v4,0,r10
stvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v6,0,r10
stvx v6,0,r10
stvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v8,0,r10
stvx v8,0,r10
stvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v12,0,r10
stvx v12,0,r10
stvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v14,0,r10
stvx v14,0,r10
stvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v16,0,r10
stvx v16,0,r10
stvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v18,0,r10
stvx v18,0,r10
stvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
stvx v20,0,r10
stvx v20,0,r10
stvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v22,0,r10
stvx v22,0,r10
stvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v24,0,r10
stvx v24,0,r10
stvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v26,0,r10
stvx v26,0,r10
stvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v28,0,r10
stvx v28,0,r10
stvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v30,0,r10
stvx v30,0,r10
stvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
mfvscr v0
mfspr r0,VRSAVE
stvx v0,0,r10
stw r0,0(9)
L(has_no_vec):
/*
/*
Store either a NULL or a quadword aligned pointer to the Vector register
array into *v_regs.
*/
std r10,(SIGCONTEXT_V_REGS_PTR)(r3)
addi r5,r3,UCONTEXT_SIGMASK
li r4,0
li r3,SIG_BLOCK
@ -394,12 +394,11 @@ L(has_no_vec):
nop
li r3,-1
#endif
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
PSEUDO_END(__getcontext)
versioned_symbol (libc, __getcontext, getcontext, GLIBC_2_3_4)

334
sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
View file

@ -73,12 +73,12 @@ ENTRY(__novec_swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@ -87,14 +87,14 @@ ENTRY(__novec_swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
/* Set the PT_REGS pointer to the address of sigcontext gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
/* Set the PT_REGS pointer to the address of sigcontext gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@ -154,41 +154,41 @@ ENTRY(__novec_swapcontext)
bne L(nv_do_sigret)
lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
mtfsf 0xff,fp0
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
mtlr r0
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
@ -224,33 +224,33 @@ ENTRY(__novec_swapcontext)
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
/* Now we branch to the "Next Instruction Pointer" from the saved
context. With the powerpc64 instruction set there is no good way to
context. With the powerpc64 instruction set there is no good way to
do this (from user state) without clobbering either the LR or CTR.
The makecontext and swapcontext functions depend on the callers
The makecontext and swapcontext functions depend on the callers
LR being preserved so we use the CTR. */
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
mtctr r0
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
bctr
L(nv_error_exit):
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
ld r31,-8(r1)
blr
/* At this point we assume that the ucontext was created by a
rt_signal and we should use rt_sigreturn to restore the original
state. As of the 2.4.21 kernel the ucontext is the first thing
(offset 0) in the rt_signal frame and rt_sigreturn expects the
ucontext address in R1. Normally the rt-signal trampoline handles
this by popping dummy frame before the rt_signal syscall. In our
case the stack may not be in its original (signal handler return with
R1 pointing at the dummy frame) state. We do have the ucontext
/* At this point we assume that the ucontext was created by a
rt_signal and we should use rt_sigreturn to restore the original
state. As of the 2.4.21 kernel the ucontext is the first thing
(offset 0) in the rt_signal frame and rt_sigreturn expects the
ucontext address in R1. Normally the rt-signal trampoline handles
this by popping dummy frame before the rt_signal syscall. In our
case the stack may not be in its original (signal handler return with
R1 pointing at the dummy frame) state. We do have the ucontext
address in R3, so simply copy R3 to R1 before the syscall. */
L(nv_do_sigret):
mr r1,r3,
@ -266,11 +266,11 @@ L(nv_do_sigret):
bl JUMPTARGET(__syscall_error)
nop
li r3,-1
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
#endif
#endif
PSEUDO_END(__novec_swapcontext)
@ -281,12 +281,12 @@ compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3)
.section ".toc","aw"
.LC__dl_hwcap:
#ifdef SHARED
.tc _rtld_global[TC],_rtld_global
.tc _rtld_global_ro[TC],_rtld_global_ro
#else
.tc _dl_hwcap[TC],_dl_hwcap
#endif
.section ".text"
ENTRY(__swapcontext)
#ifdef __ASSUME_NEW_RT_SIGRETURN_SYSCALL
std r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r3)
@ -332,12 +332,12 @@ ENTRY(__swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
/* Set the return value of swapcontext to "success". R3 is the only
/* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@ -346,14 +346,14 @@ ENTRY(__swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
/* Set the PT_REGS pointer to the address of sigcontext gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
/* Set the PT_REGS pointer to the address of sigcontext gp_regs
field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@ -388,115 +388,115 @@ ENTRY(__swapcontext)
stfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r3)
stfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r3)
ld r8,.LC__dl_hwcap@toc(r2)
li r10,0
#ifdef SHARED
#ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
#else
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
#else
ld r8,0(r8) /* Load extern _dl_hwcap. */
#endif
andis. r8,r8,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(has_no_vec)
la r10,(SIGCONTEXT_V_RESERVE+8)(r3)
la r9,(SIGCONTEXT_V_RESERVE+24)(r3)
clrrdi r10,r10,4
clrrdi r9,r9,4
stvx v0,0,r10
stvx v0,0,r10
stvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v2,0,r10
stvx v2,0,r10
stvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v4,0,r10
stvx v4,0,r10
stvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v6,0,r10
stvx v6,0,r10
stvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v8,0,r10
stvx v8,0,r10
stvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v12,0,r10
stvx v12,0,r10
stvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v14,0,r10
stvx v14,0,r10
stvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v16,0,r10
stvx v16,0,r10
stvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v18,0,r10
stvx v18,0,r10
stvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
stvx v20,0,r10
stvx v20,0,r10
stvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v22,0,r10
stvx v22,0,r10
stvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v24,0,r10
stvx v24,0,r10
stvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v26,0,r10
stvx v26,0,r10
stvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v28,0,r10
stvx v28,0,r10
stvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v30,0,r10
stvx v30,0,r10
stvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
stvx v10,0,r10
stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
mfvscr v0
mfspr r0,VRSAVE
stvx v0,0,r10
stw r0,0(9)
L(has_no_vec):
/*
/*
Store either a NULL or a quadword aligned pointer to the Vector register
array into *v_regs.
*/
@ -524,154 +524,154 @@ L(has_no_vec):
lwz r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r31)
cmpdi r0,0
bne L(do_sigret)
ld r8,.LC__dl_hwcap@toc(r2)
ld r10,(SIGCONTEXT_V_REGS_PTR)(r31)
#ifdef SHARED
#ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
#else
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
#else
ld r8,0(r8) /* Load extern _dl_hwcap. */
#endif
andis. r8,r8,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(has_no_vec2)
cmpdi r10,0
beq L(has_no_vec2)
lwz r0,(33*16)(r10)
li r9,(16*32)
mtspr VRSAVE,r0
cmpwi r0,0
beq L(has_no_vec2)
beq L(has_no_vec2)
lvx v19,r9,r10
la r9,(16)(r10)
lvx v0,0,r10
lvx v0,0,r10
lvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
mtvscr v19
lvx v2,0,r10
lvx v2,0,r10
lvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v4,0,r10
lvx v4,0,r10
lvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v6,0,r10
lvx v6,0,r10
lvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v8,0,r10
lvx v8,0,r10
lvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v10,0,r10
lvx v10,0,r10
lvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v12,0,r10
lvx v12,0,r10
lvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v14,0,r10
lvx v14,0,r10
lvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v16,0,r10
lvx v16,0,r10
lvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v18,0,r10
lvx v18,0,r10
lvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
lvx v20,0,r10
lvx v20,0,r10
lvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v22,0,r10
lvx v22,0,r10
lvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v24,0,r10
lvx v24,0,r10
lvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v26,0,r10
lvx v26,0,r10
lvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v28,0,r10
lvx v28,0,r10
lvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v30,0,r10
lvx v30,0,r10
lvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
lvx v10,0,r10
lvx v10,0,r10
lvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
L(has_no_vec2):
lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
mtfsf 0xff,fp0
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
mtlr r0
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
@ -707,33 +707,33 @@ L(has_no_vec2):
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
/* Now we branch to the "Next Instruction Pointer" from the saved
context. With the powerpc64 instruction set there is no good way to
context. With the powerpc64 instruction set there is no good way to
do this (from user state) without clobbering either the LR or CTR.
The makecontext and swapcontext functions depend on the callers
The makecontext and swapcontext functions depend on the callers
LR being preserved so we use the CTR. */
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
mtctr r0
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
bctr
L(error_exit):
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
ld r31,-8(r1)
blr
/* At this point we assume that the ucontext was created by a
rt_signal and we should use rt_sigreturn to restore the original
state. As of the 2.4.21 kernel the ucontext is the first thing
(offset 0) in the rt_signal frame and rt_sigreturn expects the
ucontext address in R1. Normally the rt-signal trampoline handles
this by popping dummy frame before the rt_signal syscall. In our
case the stack may not be in its original (signal handler return with
R1 pointing at the dummy frame) state. We do have the ucontext
/* At this point we assume that the ucontext was created by a
rt_signal and we should use rt_sigreturn to restore the original
state. As of the 2.4.21 kernel the ucontext is the first thing
(offset 0) in the rt_signal frame and rt_sigreturn expects the
ucontext address in R1. Normally the rt-signal trampoline handles
this by popping dummy frame before the rt_signal syscall. In our
case the stack may not be in its original (signal handler return with
R1 pointing at the dummy frame) state. We do have the ucontext
address in R3, so simply copy R3 to R1 before the syscall. */
L(do_sigret):
mr r1,r3,
@ -749,11 +749,11 @@ L(do_sigret):
bl JUMPTARGET(__syscall_error)
nop
li r3,-1
ld r0,128+FRAME_LR_SAVE(r1)
ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
#endif
#endif
PSEUDO_END(__swapcontext)

8
sysdeps/unix/sysv/linux/prof-freq.c
View file

@ -1,5 +1,5 @@
/* Determine realtime clock frequency.
Copyright (C) 2003 Free Software Foundation, Inc.
Copyright (C) 2003, 2004 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
@ -27,10 +27,10 @@ int
__profile_frequency (void)
{
#ifdef __ASSUME_AT_CLKTCK
return GL(dl_clktck);
return GLRO(dl_clktck);
#else
if (GL(dl_clktck) != 0)
return GL(dl_clktck);
if (GLRO(dl_clktck) != 0)
return GLRO(dl_clktck);
struct itimerval tim;

8
sysdeps/x86_64/dl-machine.h
View file

@ -116,7 +116,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf64_Addr) &_dl_runtime_profile;
if (_dl_name_match_p (GL(dl_profile), l))
if (_dl_name_match_p (GLRO(dl_profile), l))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = l;
@ -326,9 +326,9 @@ _dl_start_user:\n\
static inline void __attribute__ ((unused))
dl_platform_init (void)
{
if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0')
/* Avoid an empty string which would disturb us. */
GL(dl_platform) = NULL;
GLRO(dl_platform) = NULL;
}
static inline Elf64_Addr
@ -497,7 +497,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
break;
if (__builtin_expect (sym->st_size > refsym->st_size, 0)
|| (__builtin_expect (sym->st_size < refsym->st_size, 0)
&& GL(dl_verbose)))
&& GLRO(dl_verbose)))
{
const char *strtab;