fibon_iter_O2.asm

/*
 * fibon_iter.asm with "-O2 -fno-inline"
 */

        .align  2
        .global fibonacci
        .type   fibonacci, %function
fibonacci:
        @ args = 0, pretend = 0, frame = 512
        @ frame_needed = 0, uses_anonymous_args = 0
        @ link register save eliminated.
        stmfd   sp!, {r4, r5, r6, r7, r8, r9, r10, fp}
        ldr     r8, .L8
        sub     sp, sp, #512
        ldr     r9, .L8+4
        mov     r6, r0
.LPIC0:
        add     r8, pc, r8
        add     r7, sp, #512
        mov     r4, r0
        mov     r2, #1
        ldr     r8, [r8, r9]
        mov     r3, #0
        mov     ip, #1
        mov     r0, #0
        mov     r1, #0
        mov     r5, #0
        strb    r6, [r7, #-512]!
        b       .L5
.L7:
        strb    r10, [r7, r5, lsr #16]
        strb    r9, [fp, #1]
.L3:
        strd    r2, [r8]
        sub     r5, ip, #1
        adds    r2, r2, #1
        mov     r4, r5, asl #16
        add     r6, sp, #512
        adc     r3, r3, #0
        cmp     ip, #0
        add     r4, r6, r4, lsr #16
        beq     .L4
        ldrb    r4, [r4, #-512] @ zero_extendqisi2
.L5:
        add     ip, ip, #1
        mov     r5, r5, asl #16
        mov     ip, ip, asl #16
        mov     r6, r5, lsr #16
        cmp     r4, #1
        sub     r10, r4, #1
        sub     r9, r4, #2
        mov     ip, ip, lsr #16
        add     fp, r7, r6
        bhi     .L7
        and     r4, r4, #255
        mov     r5, #0
        adds    r0, r0, r4
        mov     ip, r6
        adc     r1, r1, r5
        b       .L3
.L4:
        add     sp, sp, #512
        @ sp needed
        ldmfd   sp!, {r4, r5, r6, r7, r8, r9, r10, fp}
        bx      lr
.L9:
        .align  2
.L8:
        .word   _GLOBAL_OFFSET_TABLE_-(.LPIC0+8)
        .word   loop_count(GOT)
        .size   fibonacci, .-fibonacci