diff options
Diffstat (limited to 'libc/sysdeps/linux/bfin/crt0.S')
-rw-r--r-- | libc/sysdeps/linux/bfin/crt0.S | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/libc/sysdeps/linux/bfin/crt0.S b/libc/sysdeps/linux/bfin/crt0.S deleted file mode 100644 index 4ddfd16b9..000000000 --- a/libc/sysdeps/linux/bfin/crt0.S +++ /dev/null @@ -1,68 +0,0 @@ -/* Copyright (C) 1991, 1992 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - - -/* When we enter this piece of code, the user stack looks like this: -* argc argument counter (integer) -* argv[0] program name (pointer) -* argv[1...N] program args (pointers) -* NULL -* env[0...N] environment variables (pointers) -* NULL - -* When we are done here, we want -* R0=argc -* R1=*argv[0] -* R2=*envp[0] -*/ - -.text -.align 2 -.global _start; -.type _start,STT_FUNC; -.global ___uClibc_main; -.type ___uClibc_main,STT_FUNC; - -/* Stick in a dummy reference to main(), so that if an application - * is linking when the main() function is in a static library (.a) - * we can be sure that main() actually gets linked in */ - -.type _main,STT_FUNC; - -_start: - -/* clear the frame pointer */ - FP = 0; -/* Load register R0 (argc) from the stack to its final resting place */ - P0 = SP; - R0 = [P0++]; - -/* Copy argv pointer into R1 -- which its final resting place */ - R1 = P0; - -/* Skip to the end of argv and put a pointer to the environment in R2 */ - R2 = R0; - R2 <<= 2; - R2 += 4; - R2 = R1+R2; - -/* Ok, now run uClibc's main() -- shouldn't return */ - sp += -12; - jump.l ___uClibc_main; - |