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add some comments about the mips ksigaction structure weirdness
[musl]
/
crt
/
arm
/
crti.s
diff --git
a/crt/arm/crti.s
b/crt/arm/crti.s
index
0dd978a
..
35ae6ae
100644
(file)
--- a/
crt/arm/crti.s
+++ b/
crt/arm/crti.s
@@
-1,9
+1,29
@@
.section .init
.global _init
_init:
.section .init
.global _init
_init:
- push {lr}
+ push {r0,r1,r2,r4,r5,lr}
+
+.weak __fini_array_start
+.weak __fini_array_end
+.hidden __fini_array_start
+.hidden __fini_array_end
.section .fini
.global _fini
_fini:
.section .fini
.global _fini
_fini:
- push {lr}
+ 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: