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# FR30 startup code
.section .text
.global _start
_start:
;; Initialise the stack pointer
ldi:32 __stack, r0
mov r0, sp
mov r0, fp
;; Zero the data space
ldi:32 #_edata, r0
ldi:32 #_end, r1
ldi:8 #0, r2
.L0:
st r2, @r0
add #4, r0
cmp r1, r0
blt .L0
;; Call global and static constructors
ldi:32 _init, r0
call @r0
;; Setup destrcutors to be called from exit.
;; (Just in case main never returns....)
ldi:32 atexit, r0
ldi:32 _fini, r4
call @r0
;; Initialise argc, argv and envp to empty
ldi:8 #0, r4
ldi:8 #0, r5
ldi:8 #0, r6
;; Call main
ldi:32 main, r0
call @r0
;; Jump to exit
ldi:32 exit, r0
call @r0
;; Should never reach here
int #9
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