diff options
Diffstat (limited to 'sysdeps/hppa/start.S')
| -rw-r--r-- | sysdeps/hppa/start.S | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/sysdeps/hppa/start.S b/sysdeps/hppa/start.S deleted file mode 100644 index 5db1ba960b..0000000000 --- a/sysdeps/hppa/start.S +++ /dev/null @@ -1,157 +0,0 @@ -/* ELF startup code for HPPA. - Copyright (C) 2002-2017 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. - - In addition to the permissions in the GNU Lesser General Public - License, the Free Software Foundation gives you unlimited - permission to link the compiled version of this file with other - programs, and to distribute those programs without any restriction - coming from the use of this file. (The GNU Lesser General Public - License restrictions do apply in other respects; for example, they - cover modification of the file, and distribution when not linked - into another program.) - - Note that people who make modified versions of this file are not - obligated to grant this special exception for their modified - versions; it is their choice whether to do so. The GNU Lesser - General Public License gives permission to release a modified - version without this exception; this exception also makes it - possible to release a modified version which carries forward this - exception. - - 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, see - <http://www.gnu.org/licenses/>. */ - - .import main, code - .import $global$, data - .import __libc_start_main, code - .import __libc_csu_fini, code - .import __libc_csu_init, code - - /* Have the linker create plabel words so we get PLABEL32 - relocs and not 21/14. The use of 21/14 relocs is only - supported in the latest dynamic linker. */ -#ifdef SHARED - .section .data.rel.ro,"aw",@progbits -#else - .section .rodata,"a",@progbits -#endif - .align 4 -.Lpmain: - .word P%main -.Lp__libc_start_main: - .word P%__libc_start_main -.Lp__libc_csu_fini: - .word P%__libc_csu_fini -.Lp__libc_csu_init: - .word P%__libc_csu_init -#ifdef SHARED -.Lp__global: - .word $global$ -#endif - - .text - .align 4 - .globl _start - .export _start, ENTRY - .type _start,@function -_start: - /* At entry to the function we have: - - r26 - Unused - r25 - argc - r24 - argv - r23 - False _dl_fini plabel address - - This function is called from the lower half of RTLD_START. - - The call to __libc_start_main expects: - - 1. r26 - Application main - 2. r25 - argc - 3. r24 - argv - 4. r23 - __libc_csu_init - 5. sp-52 - __libc_csu_fini - 6. sp-56 - rtld_fini - 7. sp-60 - stackend */ - - .proc - .callinfo - /* Clear previous-sp. */ - stw %r0, -4(%sp) - /* Setup the stack and frame. */ - stw %rp, -20(%sp) - ldo 64(%sp), %sp - stw %sp, -4(%sp) - stw %r19, -32(%sp) - - /* argc and argv should be in 25 and 24 (2nd and 3rd argument) */ - /* void (*rtld_fini) (void) (6th argument) */ - stw %r23, -56(%sp) - /* Need to setup 1, 4, 5, and 7th arguments */ - -#ifdef SHARED - /* load main (1st argument) */ - addil LT'.Lpmain, %r19 - ldw RT'.Lpmain(%r1), %r26 - ldw 0(%r26),%r26 - /* void (*init) (void) (4th argument) */ - addil LT'.Lp__libc_csu_init, %r19 - ldw RT'.Lp__libc_csu_init(%r1), %r23 - ldw 0(%r23), %r23 - /* void (*fini) (void) (5th argument) */ - addil LT'.Lp__libc_csu_fini, %r19 - ldw RT'.Lp__libc_csu_fini(%r1), %r22 - ldw 0(%r22), %r22 -#else - /* load main (1st argument) */ - ldil LR'.Lpmain, %r26 - ldw RR'.Lpmain(%r26), %r26 - /* void (*init) (void) (4th argument) */ - ldil LR'.Lp__libc_csu_init, %r23 - ldw RR'.Lp__libc_csu_init(%r23), %r23 - /* void (*fini) (void) (5th argument) */ - ldil LR'.Lp__libc_csu_fini, %r22 - ldw RR'.Lp__libc_csu_fini(%r22), %r22 -#endif - /* Store 5th argument */ - stw %r22, -52(%sp) - /* void *stack_end (7th argument) */ - stw %sp, -60(%sp) - -#ifdef SHARED - /* load global */ - addil LT'.Lp__global, %r19 - ldw RT'.Lp__global(%r1), %dp - ldw 0(%dp), %dp -#else - /* load global */ - ldil L%$global$, %dp - ldo R%$global$(%dp), %dp -#endif - bl __libc_start_main,%r2 - nop - /* die horribly if it returned (it shouldn't) */ - iitlbp %r0,(%sr0,%r0) - nop - - .procend - -/* Define a symbol for the first piece of initialized data. */ - .data - .globl __data_start -__data_start: - .long 0 - .weak data_start - data_start = __data_start |