[src/trunk]: src/libexec/ld.elf_so/arch/arm Fix binder routine to not use a v...

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9ccc232ba731
branches:  trunk
changeset: 512748:9ccc232ba731
user:      matt <matt%NetBSD.org@localhost>
date:      Sun Jul 15 23:19:59 2001 +0000

description:
Fix binder routine to not use a volatile register.

diffstat:

 libexec/ld.elf_so/arch/arm/rtld_start.S |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (33 lines):

diff -r e0d44dc99c0a -r 9ccc232ba731 libexec/ld.elf_so/arch/arm/rtld_start.S
--- a/libexec/ld.elf_so/arch/arm/rtld_start.S   Sun Jul 15 21:57:01 2001 +0000
+++ b/libexec/ld.elf_so/arch/arm/rtld_start.S   Sun Jul 15 23:19:59 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rtld_start.S,v 1.2 2001/07/15 17:31:03 matt Exp $      */
+/*     $NetBSD: rtld_start.S,v 1.3 2001/07/15 23:19:59 matt Exp $      */
 
 /*-
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -65,19 +65,20 @@
  *     lr = &GOT[2]
  */
 _rtld_bind_start:
-       stmdb   sp!,{r0-r3,sl,fp}
+       stmdb   sp!,{r0-r4,sl,fp}
 
        sub     r1, ip, lr              /* r1 = 4 * (n + 1) */
        sub     r1, r1, #4              /* r1 = 4 * n */
        add     r1, r1, r1              /* r1 = 8 * n */
 
        ldr     r0, [lr, #-4]           /* get obj ptr from GOT[1] */
+       mov     r4, ip                  /* save GOT location */
 
        bl      _rtld_bind              /* Call the binder */
 
-       str     r0, [ip]                /* save address in GOT */
+       str     r0, [r4]                /* save address in GOT */
        mov     ip, r0                  /* save new address */
 
-       ldmia   sp!,{r0-r3,sl,fp,lr}    /* restore the stack */
+       ldmia   sp!,{r0-r4,sl,fp,lr}    /* restore the stack */
        mov     pc, ip                  /* jump to the new address */