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* sysdeps/i386/dl-machine.h: Define ARCH_FIXUP_ATTRIBUTE and use
	it in the fixup function declarations.
	* elf/dl-runtime.c: If ARCH_FIXUP_ATTRIBUTE is not defined,
	provide dummy definition.  Use macro in fixup function
	definitions.
This commit is contained in:
Ulrich Drepper 2004-03-09 07:44:07 +00:00
parent 6fadea9f1d
commit 1e5f1d862b
3 changed files with 19 additions and 5 deletions
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5
ChangeLog
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@ -1,5 +1,10 @@
2004-03-08 Ulrich Drepper <drepper@redhat.com>
* sysdeps/i386/dl-machine.h: Define ARCH_FIXUP_ATTRIBUTE and use
it in the fixup function declarations.
* elf/dl-runtime.c: If ARCH_FIXUP_ATTRIBUTE is not defined,
provide dummy definition. Use macro in fixup function
definitions.
* sysdeps/unix/sysv/linux/i386/vfork.S: If SAVE_PID and
RESTORE_PID are defined, use it.

10
elf/dl-runtime.c
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@ -36,6 +36,12 @@
# define VERSYMIDX(sym) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (sym))
#endif
/* The fixup functions might have need special attributes. If none
are provided define the macro as empty. */
#ifndef ARCH_FIXUP_ATTRIBUTE
# define ARCH_FIXUP_ATTRIBUTE
#endif
/* This function is called through a special trampoline from the PLT the
first time each PLT entry is called. We must perform the relocation
@ -46,7 +52,7 @@
#ifndef ELF_MACHINE_NO_PLT
static ElfW(Addr)
__attribute ((used, noinline))
__attribute ((used, noinline)) ARCH_FIXUP_ATTRIBUTE
fixup (
# ifdef ELF_MACHINE_RUNTIME_FIXUP_ARGS
ELF_MACHINE_RUNTIME_FIXUP_ARGS,
@ -122,7 +128,7 @@ fixup (
#if !defined PROF && !defined ELF_MACHINE_NO_PLT && !__BOUNDED_POINTERS__
static ElfW(Addr)
__attribute ((used, noinline))
__attribute ((used, noinline)) ARCH_FIXUP_ATTRIBUTE
profile_fixup (
#ifdef ELF_MACHINE_RUNTIME_FIXUP_ARGS
ELF_MACHINE_RUNTIME_FIXUP_ARGS,

9
sysdeps/i386/dl-machine.h
View File

@ -154,11 +154,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
destroys the passed register information. */
/* GKM FIXME: Fix trampoline to pass bounds so we can do
without the `__unbounded' qualifier. */
static ElfW(Addr) fixup (struct link_map *__unbounded l, ElfW(Word) reloc_offset)
__attribute__ ((regparm (2), unused));
#define ARCH_FIXUP_ATTRIBUTE __attribute__ ((regparm (3), unused))
static ElfW(Addr) fixup (struct link_map *__unbounded l,
ElfW(Word) reloc_offset)
ARCH_FIXUP_ATTRIBUTE;
static ElfW(Addr) profile_fixup (struct link_map *l, ElfW(Word) reloc_offset,
ElfW(Addr) retaddr)
__attribute__ ((regparm (3), unused));
ARCH_FIXUP_ATTRIBUTE;
# endif
/* This code is used in dl-runtime.c to call the `fixup' function