src/string/arm/__aeabi_memcpy.s

   1 .syntax unified
   2
   3 .global __aeabi_memcpy8
   4 .global __aeabi_memcpy4
   5 .global __aeabi_memcpy
   6 .global __aeabi_memmove8
   7 .global __aeabi_memmove4
   8 .global __aeabi_memmove
   9
  10 .type __aeabi_memcpy8,%function
  11 .type __aeabi_memcpy4,%function
  12 .type __aeabi_memcpy,%function
  13 .type __aeabi_memmove8,%function
  14 .type __aeabi_memmove4,%function
  15 .type __aeabi_memmove,%function
  16
  17 __aeabi_memmove8:
  18 __aeabi_memmove4:
  19 __aeabi_memmove:
  20         cmp   r0, r1
  21         bls   3f
  22         cmp   r2, #0
  23         beq   2f
  24         adds  r0, r0, r2
  25         adds  r2, r1, r2
  26 1:      subs  r2, r2, #1
  27         ldrb  r3, [r2]
  28         subs  r0, r0, #1
  29         strb  r3, [r0]
  30         cmp   r1, r2
  31         bne   1b
  32 2:      bx    lr
  33 __aeabi_memcpy8:
  34 __aeabi_memcpy4:
  35 __aeabi_memcpy:
  36 3:      cmp   r2, #0
  37         beq   2f
  38         adds  r2, r1, r2
  39 1:      ldrb  r3, [r1]
  40         adds  r1, r1, #1
  41         strb  r3, [r0]
  42         adds  r0, r0, #1
  43         cmp   r1, r2
  44         bne   1b
  45 2:      bx    lr