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remove init/fini array asm from arm crti/crtn files 

this code has been replaced by portable C code that works on all
archs. the old asm needs to be removed or ctors/dtors will run twice.
This commit is contained in:
Rich Felker 2013-07-21 03:48:35 -04:00
parent 3edfd07073
commit 976c0fdcb5
2 changed files with 4 additions and 44 deletions
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24
crt/arm/crti.s
View File

@ -1,29 +1,9 @@
.section .init
.global _init
_init:
push {r0,r1,r2,r4,r5,lr}
.weak __fini_array_start
.weak __fini_array_end
.hidden __fini_array_start
.hidden __fini_array_end
push {r0,lr}
.section .fini
.global _fini
_fini:
push {r4,r5,r6,lr}
adr lr, 1f
ldr r4, 2f
ldr r5, 2f+4
add r4, r4, lr
add r5, r5, lr
1: adr lr, 1b
cmp r4, r5
beq 3f
ldmia r4!, {r3}
tst r3,#1
moveq pc,r3
bx r3
2: .word __fini_array_start-1b
.word __fini_array_end-1b
3:
push {r0,lr}

24
crt/arm/crtn.s
View File

@ -1,31 +1,11 @@
.weak __init_array_start
.weak __init_array_end
.hidden __init_array_start
.hidden __init_array_end
.section .init
adr lr, 1f
ldr r4, 2f
ldr r5, 2f+4
add r4, r4, lr
add r5, r5, lr
1: adr lr, 1b
cmp r4, r5
beq 3f
ldmia r4!, {r3}
ldm sp, {r0,r1,r2}
tst r3,#1
moveq pc,r3
bx r3
3: pop {r0,r1,r2,r4,r5,lr}
pop {r0,lr}
tst lr,#1
moveq pc,lr
bx lr
2: .word __init_array_start-1b
.word __init_array_end-1b
.section .fini
pop {r4,r5,r6,lr}
pop {r0,lr}
tst lr,#1
moveq pc,lr
bx lr