/* Prepare arguments for library initialization function. Copyright (C) 2000 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 Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* The job of this fragment it to find argc and friends for INIT. This is done in one of two ways: either in the stack context of program start, or having dlopen pass them in. */ #define SYSDEP_CALL_INIT(NAME, INIT) \ asm(".weak _dl_starting_up\n\t" \ ".globl " #NAME "\n\t" \ ".ent " #NAME "\n" \ #NAME ":\n\t" \ ".set noreorder\n\t" \ ".cpload $25\n\t" \ ".set reorder\n\t" \ /* Are we a dynamic libc being loaded into a static program? */ \ "la $8, _dl_starting_up\n\t" \ "beqz $8, 1f\n\t" \ "lw $8, 0($8)\n\t" \ "seq $8, $8, 0\n" \ "1:\t" \ "sw $8, __libc_multiple_libcs\n\t" \ /* If so, argc et al are in a0-a2 already. Otherwise, load them. */ \ "bnez $8, 2f\n\t" \ "lw $4, 16($29)\n\t" \ "addiu $5, $29, 20\n\t" \ "sll $6, $4, 2\n\t" \ "addiu $6, $6, 4\n\t" \ "addu $6, $5, $6\n" \ "2:\t" \ "la $25, " #INIT "\n\t" \ "jr $25\n\t" \ ".end " #NAME "\n\t" \ "3:\t" \ ".size " #NAME ", 3b-" #NAME);