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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/m68k
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/m68k')
-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 fb32ce215a..3e574802c4 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 c1a5c2e48f..eefe75286e 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.  */