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authorAndreas Schwab <schwab@suse.de>1998-06-10 01:35:06 +0000
committerAndreas Schwab <schwab@suse.de>1998-06-10 01:35:06 +0000
commit9e2c0dae9be993530623d0088b95f1278b2686c0 (patch)
treedae8ea17261358890ceb09a2d9ae9a4fbfbc46af /sysdeps
parent04a96fd464445c4f3825992bb50b1c94a10531e7 (diff)
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* sysdeps/m68k/dl-machine.h (elf_machine_runtime_setup): Set
_dl_profile_map only if the name matches. (_dl_start_user): Remember stack address. * sysdeps/m68k/elf/start.S: Pass new argument to __libc_start_user. Wed Jun 10 10:32:11 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/dl-machine.h (elf_machine_runtime_setup): Set _dl_profile_map only if the name matches. (_dl_start_user): Remember stack address. * sysdeps/m68k/elf/start.S: Pass new argument to __libc_start_user.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/m68k/dl-machine.h13
-rw-r--r--sysdeps/m68k/elf/start.S4
2 files changed, 14 insertions, 3 deletions
diff --git a/sysdeps/m68k/dl-machine.h b/sysdeps/m68k/dl-machine.h
index fb32ce2..3e57480 100644
--- a/sysdeps/m68k/dl-machine.h
+++ b/sysdeps/m68k/dl-machine.h
@@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. m68k version.
- Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -92,8 +92,13 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
if (profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
- /* Say that we really want profiling and the timers are started. */
- _dl_profile_map = l;
+
+ if (_dl_name_match_p (_dl_profile, l))
+ {
+ /* This is the object we are looking for. Say that we really
+ want profiling and the timers are started. */
+ _dl_profile_map = l;
+ }
}
else
/* This function will get called to fix up the GOT entry indicated by
@@ -161,6 +166,8 @@ _dl_start_user:
move.l %d0, %a4
| Point %a5 at the GOT.
lea _GLOBAL_OFFSET_TABLE_@GOTPC(%pc), %a5
+ | Remember the highest stack address.
+ move.l %sp, ([__libc_stack_end@GOT.w, %a5])
| See if we were run as a command with the executable file
| name as an extra leading argument.
move.l ([_dl_skip_args@GOT.w, %a5]), %d0
diff --git a/sysdeps/m68k/elf/start.S b/sysdeps/m68k/elf/start.S
index c1a5c2e..eefe752 100644
--- a/sysdeps/m68k/elf/start.S
+++ b/sysdeps/m68k/elf/start.S
@@ -50,6 +50,10 @@ _start:
move.l %sp, %a0 /* The argument vector starts just at the
current stack top. */
+ /* Provide the highest stack address to the user code (for stacks
+ which grow downward). */
+ pea (%sp)
+
pea (%a1) /* Push address of the shared library
termination function. */