diff options
Diffstat (limited to 'libc/sysdeps/linux')
| -rw-r--r-- | libc/sysdeps/linux/m68k/crt0.S | 63 |
1 files changed, 33 insertions, 30 deletions
diff --git a/libc/sysdeps/linux/m68k/crt0.S b/libc/sysdeps/linux/m68k/crt0.S index c2e8a6c60..e7de07322 100644 --- a/libc/sysdeps/linux/m68k/crt0.S +++ b/libc/sysdeps/linux/m68k/crt0.S @@ -18,50 +18,53 @@ not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* - * NOTE: this file works for PIC and non-PIC code. Be very careful how - * you modify it ! + * NOTE: this file works for PIC and non-PIC code. Be very careful how + * you modify it ! */ .global _start - .global __main - .global _end - .global _sdata - - .bss - .global environ -environ: - .long 0 + .global __exit + .global atexit .text -_start: /* renamed from __start */ + nop nop +_start: /* put here so that references to _start work with elf-PIC */ movea.l %d5, %a5 /* uClinux passes in data segment here */ - - move.l 8(%sp), %d5 - - lea.l _sdata, %a1 /* set environ to point to the right place */ - lea.l environ, %a0 - sub.l %a1, %a0 - move.l %d5, %a5@(%a0) - - lea main-.-8, %a0 /* call main */ +/* + * argc, argv and envp are on the stack, just call to main + */ + lea __uClibc_main-.-8, %a0 /* call uClibc main */ jsr %pc@(%a0) - move.l %d0,%sp@- - - lea exit-.-8, %a0 /* call the exit routine */ - jsr %pc@(%a0) - -#ifdef NO_LIBGCC /* If that didn't kill us, ... */ -_exit: +__exit: move.l %sp@+,%d1 moveq #1,%d0 /* SYS_exit */ trap #0 -__main: +/* + * this was needed for gcc/g++-builds, atexit was not getting included + * for some stupid reason, this gets us a compiler + */ +empty_func: rts -#else + .weak atexit +atexit = empty_func + +/* + * a little bit of stuff to support C++ + */ + .section .ctors,"aw" + .align 4 + .global __CTOR_LIST__ +__CTOR_LIST__: + .long -1 + + .section .dtors,"aw" + .align 4 + .global __DTOR_LIST__ +__DTOR_LIST__: + .long -1 -#endif /* NO_LIBGCC */ |