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/* Startup code for programs linked with GNU libc. PowerPC64 version.
Copyright (C) 1998,1999,2000,2001,2002,2003 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. */
#include <sysdep.h>
#include "bp-sym.h"
/* These are the various addresses we require. */
#ifdef PIC
.section ".data.rel.ro.local","aw"
#else
.section ".rodata"
#endif
.align 3
L(start_addresses):
.quad 0 /* was _SDA_BASE_ but not in 64-bit ABI*/
/* function descriptors so don't need JUMPTARGET */
.quad BP_SYM(main)
.quad __libc_csu_init
.quad __libc_csu_fini
ASM_SIZE_DIRECTIVE(L(start_addresses))
.section ".toc","aw"
.L01:
.tc L(start_addresses)[TC],L(start_addresses)
.section ".text"
ENTRY(_start)
/* Save the stack pointer, in case we're statically linked under Linux. */
mr r9,r1
/* Set up an initial stack frame, and clear the LR. */
clrrdi r1,r1,4
li r0,0
stdu r1,-128(r1)
mtlr r0
std r0,0(r1)
/* put the address of start_addresses in r8... **
** PPC64 ABI uses R13 for thread local, so we leave it alone */
ld r8,.L01(r2)
/* and continue in libc-start, in glibc. */
b JUMPTARGET(BP_SYM(__libc_start_main))
/* The linker needs this nop to recognize that it's OK to call via a
TOC adjusting stub. */
nop
END(_start)
/* Define a symbol for the first piece of initialized data. */
.section ".data"
.globl __data_start
__data_start:
weak_alias (__data_start, data_start)
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