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284eb9ee9a
* sysdeps/alpha/_mcount.S, sysdeps/alpha/bb_init_func.S, sysdeps/alpha/bsd-_setjmp.S, sysdeps/alpha/ffs.S, sysdeps/alpha/htonl.S, sysdeps/alpha/htons.S, sysdeps/alpha/memchr.S, sysdeps/alpha/setjmp.S, sysdeps/alpha/strlen.S, sysdeps/alpha/udiv_qrnnd.S, sysdeps/unix/sysv/linux/alpha/brk.S, sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S, sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S, sysdeps/unix/sysv/linux/alpha/pipe.S, sysdeps/unix/sysv/linux/alpha/sigsuspend.S, sysdeps/unix/sysv/linux/alpha/syscall.S, sysdeps/unix/sysv/linux/alpha/start.S, sysdeps/unix/sysv/linux/alpha/sysdep.S: Remove include of regdef.h. sysdep.h includes it now. Replace ENTRY by LEAF with appropriate framesize declaration. Replace "lda pv,sym/jsr pv" by "jsr sym".
109 lines
2.2 KiB
ArmAsm
109 lines
2.2 KiB
ArmAsm
/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
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Contributed by Brendan Kehoe (brendan@zen.org).
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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.comm errno, 4
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#ifdef __ELF__
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.type errno, @object
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#endif
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.text
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LEAF(__start, 16)
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lda sp, -16(sp)
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.prologue 0
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stq zero, 8(sp) /* terminate frame chain */
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br t0, 1f
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1: ldgp gp, 0(t0)
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mov zero, a0 /* establish __fpu_control w/kernel */
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jsr ra, __setfpucw
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ldgp gp, 0(ra)
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/* clear out errno. */
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stl zero, (errno)
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ldl a0, 16(sp) /* get argc */
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lda a1, 24(sp) /* get argv */
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/* initialize environ: */
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lda t0, environ
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s8addq a0, a1, a2
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addq a2, 0x8, a2
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stq a2, 0(t0)
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mov a0, s0
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mov a1, s1
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mov a2, s2
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#ifdef HAVE_INITFINI
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/* register the _fini sections to ensure destructors get run: */
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lda a0, _fini
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jsr ra, atexit
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ldgp gp, 0(ra)
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/* Now run the _init section of the program itself. The _init
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sections of shared libraries will be run by the dynamic linker. */
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jsr ra, _init
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ldgp gp, 0(ra)
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/* initialize constructors: */
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jsr ra, __main
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ldgp gp, 0(ra)
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#else
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jsr ra, __libc_init
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ldgp gp, 0(ra)
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#endif
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mov s0, a0
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mov s1, a1
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mov s2, a2
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jsr ra, main
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ldgp gp, 0(ra)
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mov v0, a0
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lda pv, exit
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jsr ra, (pv), 1
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ldgp gp, 0(ra)
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/* in case exit returns: */
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1: ldi v0, __NR_exit
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call_pal PAL_callsys
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br 1b
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.end __start
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/* Define a symbol for the first piece of initialized data. */
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.data
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.globl __data_start
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__data_start:
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.long 0
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#ifdef __ELF__
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.size __data_start, 4
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.type __data_start, @object
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#endif
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weak_alias(__data_start, data_start)
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