ReformString

ReformString.s

    .arch armv5t
    .fpu softvfp
    .text
    .syntax unified
    .align 2
    .global ReformString
    .type ReformString, %function
ReformString:
   push {r2, r3}
   cmp r1, #0
   cmpne r0, #0
   push {r0, r1, r2, lr}
   ldr ip, [sp, #16]
   moveq r3, #1
   movne r3, #0
   moveq r0, #0
   beq jmp1
   add r2, sp, #20
   str r2, [sp, #4]
jmp2:
   cmp r3, ip
   ldrne lr, [r2], #4
   ldrbne	lr, [r1, lr]
   strbne	lr, [r0, r3]
   addne r3, r3, #1
   bne jmp2
   mov r2, #0
   strb r2, [r0, r3]
jmp1:
   add sp, sp, #12
   pop {lr}
   add sp, sp, #8
   bx lr