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Diffstat (limited to 'sysdeps/sh/start.S')
| -rw-r--r-- | sysdeps/sh/start.S | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/sysdeps/sh/start.S b/sysdeps/sh/start.S deleted file mode 100644 index 0e6b90df9b..0000000000 --- a/sysdeps/sh/start.S +++ /dev/null @@ -1,111 +0,0 @@ -/* Startup code for SH & ELF. - Copyright (C) 1999-2017 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/>. */ - -/* This is the canonical entry point, usually the first thing in the text - segment. - - Note that the code in the .init section has already been run. - This includes _init and _libc_init - - - At this entry point, most registers' values are unspecified, except: - - r4 Contains a function pointer to be registered with `atexit'. - This is how the dynamic linker arranges to have DT_FINI - functions called for shared libraries that have been loaded - before this code runs. - - sp The stack contains the arguments and environment: - 0(sp) argc - 4(sp) argv[0] - ... - (4*argc)(sp) NULL - (4*(argc+1))(sp) envp[0] - ... - NULL -*/ - - .text - .globl _start - .type _start,@function -_start: - /* Clear the frame pointer since this is the outermost frame. */ - mov #0, r14 - - /* Pop argc off the stack and save a pointer to argv */ - mov.l @r15+,r5 - mov r15, r6 - - /* Push the last arguments to main() onto the stack */ - mov.l r4,@-r15 - mov.l L_fini,r0 - mov.l r0,@-r15 - - /* Set up the other arguments for main() that go in registers */ - mov.l L_main,r4 - mov.l L_init,r7 - - /* __libc_start_main (main, argc, argv, init, fini, rtld_fini) */ - - /* Let the libc call main and exit with its return code. */ - mov.l L_libc_start_main,r1 - jsr @r1 - nop - /* should never get here....*/ - mov.l L_abort,r1 - jsr @r1 - nop - .align 2 -L_main: - .long main -L_init: - .long __libc_csu_init -L_fini: - .long __libc_csu_fini -L_libc_start_main: - .long __libc_start_main -L_abort: - .long abort -/* 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 - .global __fpscr_values -__fpscr_values: - .long 0 - .long 0x80000 |