2002-09-10 Alan Modra <amodra@bigpond.net.au>

	* csu/gmon-start.c [!TEXT_START]: Define TEXT_START if not already
	defined in entry.h.
	(__gmon_start__) [!ENTRY_POINT_DECL]: Use TEXT_START macro to obtain
	lowest address for profiling in  __monstartup call.
	* sysdeps/powerpc/powerpc64/elf/entry.h: New file.

1 files changed, 34 insertions, 0 deletions

diff --git a/sysdeps/powerpc/powerpc64/elf/entry.h b/sysdeps/powerpc/powerpc64/elf/entry.h
new file mode 100644
index 0000000000..f9a7669fc2
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/elf/entry.h
@@ -0,0 +1,34 @@
+/* Finding the entry point and start of text.  PowerPC64 version.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+
+#ifndef __ASSEMBLY__
+extern void _start (void);
+#endif
+
+#define ENTRY_POINT _start
+
+/* We have to provide a special declaration.  */
+#define ENTRY_POINT_DECL(class) class void _start (void);
+
+/* Use the address of ._start as the lowest address for which we need
+   to keep profiling records.  We can't copy the ia64 scheme as our
+   entry poiny address is really the address of the function
+   descriptor, not the actual function entry.  */
+#define TEXT_START (((long int *) ENTRY_POINT)[0])