59 lines
873 B
ArmAsm
59 lines
873 B
ArmAsm
|
|
||
|
.text
|
||
|
|
||
|
.align 4
|
||
|
|
||
|
.import main, code
|
||
|
.import $global$, data
|
||
|
.import __libc_start_main, code
|
||
|
.import _fini, code
|
||
|
.import _init, code
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
.globl _start
|
||
|
.export _start, ENTRY
|
||
|
|
||
|
_start:
|
||
|
|
||
|
.proc
|
||
|
.callinfo
|
||
|
|
||
|
/* load main */
|
||
|
ldil LP%main, %r26
|
||
|
ldo RP%main(%r26), %r26
|
||
|
|
||
|
/* argc and argv should be in 25 and 24 */
|
||
|
|
||
|
/* Expand the stack to store the 5th through 7th args */
|
||
|
ldo 64(%sp), %sp
|
||
|
|
||
|
/* void (*rtld_fini) (void) (actually the 6th arg) */
|
||
|
stw %r23, -56(%sp)
|
||
|
|
||
|
/* void (*init) (void) */
|
||
|
ldil LP%_init, %r23
|
||
|
ldo RP%_init(%r23), %r23
|
||
|
|
||
|
/* void (*fini) (void) */
|
||
|
ldil LP%_fini, %r22
|
||
|
ldo RP%_fini(%r22), %r22
|
||
|
stw %r22, -52(%sp)
|
||
|
|
||
|
/* void *stack_end */
|
||
|
stw %sp, -60(%sp)
|
||
|
|
||
|
/* load global */
|
||
|
ldil L%$global$, %dp
|
||
|
ldo R%$global$(%dp), %dp
|
||
|
|
||
|
bl __libc_start_main,%r2
|
||
|
nop
|
||
|
/* die horribly if it returned (it shouldn't) */
|
||
|
iitlbp %r0,(%r0)
|
||
|
nop
|
||
|
|
||
|
.procend
|
||
|
|