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Diffstat (limited to 'contrib/gcc/config/sparc/sol2-c1.asm')
| -rw-r--r-- | contrib/gcc/config/sparc/sol2-c1.asm | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/contrib/gcc/config/sparc/sol2-c1.asm b/contrib/gcc/config/sparc/sol2-c1.asm deleted file mode 100644 index fdd6e2b07fba..000000000000 --- a/contrib/gcc/config/sparc/sol2-c1.asm +++ /dev/null @@ -1,114 +0,0 @@ -! crt1.s for sparc & sparcv9 (SunOS 5) - -! Copyright (C) 1992 Free Software Foundation, Inc. -! Written By David Vinayak Henkel-Wallace, June 1992 -! -! This file is free software; you can redistribute it and/or modify it -! under the terms of the GNU General Public License as published by the -! Free Software Foundation; either version 2, or (at your option) any -! later version. -! -! In addition to the permissions in the GNU 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 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.) -! -! This file 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 -! General Public License for more details. -! -! You should have received a copy of the GNU General Public License -! along with this program; see the file COPYING. If not, write to -! the Free Software Foundation, 51 Franklin Street, Fifth Floor, -! Boston, MA 02110-1301, USA. -! -! As a special exception, if you link this library with files -! compiled with GCC to produce an executable, this does not cause -! the resulting executable to be covered by the GNU General Public License. -! This exception does not however invalidate any other reasons why -! the executable file might be covered by the GNU General Public License. -! - -! This file takes control of the process from the kernel, as specified -! in section 3 of the SVr4 ABI. -! This file is the first thing linked into any executable. - -#ifdef __sparcv9 -#define CPTRSIZE 8 -#define CPTRSHIFT 3 -#define STACK_BIAS 2047 -#define ldn ldx -#define stn stx -#define setn(s, scratch, dst) setx s, scratch, dst -#else -#define CPTRSIZE 4 -#define CPTRSHIFT 2 -#define STACK_BIAS 0 -#define ldn ld -#define stn st -#define setn(s, scratch, dst) set s, dst -#endif - - .section ".text" - .proc 022 - .global _start - -_start: - mov 0, %fp ! Mark bottom frame pointer - ldn [%sp + (16 * CPTRSIZE) + STACK_BIAS], %l0 ! argc - add %sp, (17 * CPTRSIZE) + STACK_BIAS, %l1 ! argv - - ! Leave some room for a call. Sun leaves 32 octets (to sit on - ! a cache line?) so we do too. -#ifdef __sparcv9 - sub %sp, 48, %sp -#else - sub %sp, 32, %sp -#endif - - ! %g1 may contain a function to be registered w/atexit - orcc %g0, %g1, %g0 -#ifdef __sparcv9 - be %xcc, .nope -#else - be .nope -#endif - mov %g1, %o0 - call atexit - nop -.nope: - ! Now make sure constructors and destructors are handled. - setn(_fini, %o1, %o0) - call atexit, 1 - nop - call _init, 0 - nop - - ! We ignore the auxiliary vector; there is no defined way to - ! access those data anyway. Instead, go straight to main: - mov %l0, %o0 ! argc - mov %l1, %o1 ! argv -#ifdef GCRT1 - setn(___Argv, %o4, %o3) - stn %o1, [%o3] ! *___Argv -#endif - ! Skip argc words past argv, to env: - sll %l0, CPTRSHIFT, %o2 - add %o2, CPTRSIZE, %o2 - add %l1, %o2, %o2 ! env - setn(_environ, %o4, %o3) - stn %o2, [%o3] ! *_environ - call main, 4 - nop - call exit, 0 - nop - call _exit, 0 - nop - ! We should never get here. - - .type _start,#function - .size _start,.-_start |