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Wed May 22 00:40:50 1996 David Mosberger-Tang <davidm@azstarnet.com> 

* 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".
This commit is contained in:
Roland McGrath 1996-05-24 06:00:28 +00:00
parent ccdaa27f97
commit 284eb9ee9a
1 changed files with 25 additions and 10 deletions
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33
sysdeps/unix/sysv/linux/alpha/start.S
View File

@ -19,10 +19,15 @@ Cambridge, MA 02139, USA. */
#include <sysdep.h> #include <sysdep.h>
.comm errno, 4 .comm errno, 4
#ifdef __ELF__
.type errno, @object
#endif
.text .text
ENTRY(__start) LEAF(__start, 16)
lda sp, -16(sp) lda sp, -16(sp)
.prologue 0
stq zero, 8(sp) /* terminate frame chain */ stq zero, 8(sp) /* terminate frame chain */
br t0, 1f br t0, 1f
@ -33,8 +38,7 @@ ENTRY(__start)
ldgp gp, 0(ra) ldgp gp, 0(ra)
/* clear out errno. */ /* clear out errno. */
lda t0, errno stl zero, (errno)
stl zero, 0(t0)
ldl a0, 16(sp) /* get argc */ ldl a0, 16(sp) /* get argc */
lda a1, 24(sp) /* get argv */ lda a1, 24(sp) /* get argv */
@ -45,26 +49,32 @@ ENTRY(__start)
addq a2, 0x8, a2 addq a2, 0x8, a2
stq a2, 0(t0) stq a2, 0(t0)
#ifndef HAVE_INITFINI
mov a0, s0 mov a0, s0
mov a1, s1 mov a1, s1
mov a2, s2 mov a2, s2
jsr ra, __libc_init #ifdef HAVE_INITFINI
/* register the _fini sections to ensure destructors get run: */
lda a0, _fini
jsr ra, atexit
ldgp gp, 0(ra) ldgp gp, 0(ra)
mov s0, a0 /* Now run the _init section of the program itself. The _init
mov s1, a1 sections of shared libraries will be run by the dynamic linker. */
mov s2, a2 jsr ra, _init
ldgp gp, 0(ra)
/* initialize constructors: */ /* initialize constructors: */
jsr ra, __main jsr ra, __main
ldgp gp, 0(ra) ldgp gp, 0(ra)
#else
jsr ra, __libc_init
ldgp gp, 0(ra)
#endif
mov s0, a0 mov s0, a0
mov s1, a1 mov s1, a1
mov s2, a2 mov s2, a2
#endif
jsr ra, main jsr ra, main
ldgp gp, 0(ra) ldgp gp, 0(ra)
@ -90,4 +100,9 @@ ENTRY(__start)
__data_start: __data_start:
.long 0 .long 0
#ifdef __ELF__
.size __data_start, 4
.type __data_start, @object
#endif
weak_alias(__data_start, data_start) weak_alias(__data_start, data_start)