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Add init/fini support.

This commit is contained in:
Mark Salter 2002-02-05 18:09:18 +00:00
parent bf317e4b79
commit 4fa60ba901
1 changed files with 15 additions and 0 deletions
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15
libgloss/arm/redboot-crt0.S
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@ -49,18 +49,33 @@ __change_mode:
sub r0, r0, #32 sub r0, r0, #32
mov sp, r0 mov sp, r0
#ifdef __USES_INITFINI__
/* Some arm/elf targets use the .init and .fini sections
to create constructors and destructors, and for these
targets we need to call the _init function and arrange
for _fini to be called at program exit. */
ldr r0, .Lfini
bl SYM_NAME (atexit)
bl SYM_NAME (_init)
#endif
mov a1, #0 mov a1, #0
ldr a2, .LC3 ldr a2, .LC3
mov a3, a2 mov a3, a2
bl SYM_NAME(main) bl SYM_NAME(main)
1: bl SYM_NAME(exit) 1: bl SYM_NAME(exit)
b 1b b 1b
.align 2
.LC1: .LC1:
.word __bss_start__ .word __bss_start__
.LC2: .LC2:
.word __bss_end__ .word __bss_end__
.LC3: .LC3:
.word 0 .word 0
#ifdef __USES_INITFINI__
.Lfini:
.word SYM_NAME(_fini)
#endif
#if 0 #if 0
#ifdef __thumb__ #ifdef __thumb__