.text .p2align 4 .globl _start _start: mov ip, sp stmdb sp!, {r11, ip, lr, pc} bl app_func ldmia sp, {r11, sp, lr} bx lr .p2align 4 .globl app_func .type app_func,%function app_func: mov ip, sp stmdb sp!, {r11, ip, lr, pc} bl lib_func1 ldmia sp, {r11, sp, lr} bx lr .p2align 4 .globl app_func2 .type app_func2,%function app_func2: bx lr .p2align 4 .globl app_tfunc .type app_tfunc,%function .thumb_func .code 16 app_tfunc: push {lr} bl lib_func2 pop {pc} bx lr .data .long data_obj |