fibon_recu_O1.asm

/*
 * fibon_recu.asm with "-O1 -fno-inline"
 */

        .align  2
        .global fibonacci
        .type   fibonacci, %function
fibonacci:
        @ args = 0, pretend = 0, frame = 0
        @ frame_needed = 0, uses_anonymous_args = 0
        stmfd   sp!, {r4, r5, r6, lr}
        mov     r6, r0
        ldr     r3, .L4
.LPIC0:
        add     r3, pc, r3
        ldr     r2, .L4+4
        ldr     r1, [r3, r2]
        ldrd    r2, [r1]
        adds    r2, r2, #1
        adc     r3, r3, #0
        strd    r2, [r1]
        cmp     r0, #1
        bhi     .L2
        and     r0, r0, #255
        mov     r1, #0
        ldmfd   sp!, {r4, r5, r6, pc}
.L2:
        sub     r0, r0, #1
        and     r0, r0, #255
        bl      fibonacci(PLT)
        mov     r4, r0
        mov     r5, r1
        sub     r0, r6, #2
        and     r0, r0, #255
        bl      fibonacci(PLT)
        adds    r0, r0, r4
        adc     r1, r1, r5
        ldmfd   sp!, {r4, r5, r6, pc}
.L5:
        .align  2
.L4:
        .word   _GLOBAL_OFFSET_TABLE_-(.LPIC0+8)
        .word   calls(GOT)
        .size   fibonacci, .-fibonacci