lib/fetch_and_add_arm.S

   1         .text
   2         .align  2
   3         .global fetch_and_add_arm
   4         .type   fetch_and_add_arm, %function
   5 fetch_and_add_arm:
   6 #ifdef __TINYC__
   7         .int 0xee070fba
   8         .int 0xe1903f9f
   9         .int 0xe0833001
  10         .int 0xe1802f93
  11         .int 0xe3520000
  12         .int 0x1afffffa
  13         .int 0xee070fba
  14         .int 0xe12fff1e
  15 #else
  16         .arch armv6
  17
  18         mcr     p15, 0, r0, c7, c10, 5
  19 .L0:
  20         ldrex   r3, [r0]
  21         add     r3, r3, r1
  22         strex   r2, r3, [r0]
  23         cmp     r2, #0
  24         bne     .L0
  25         mcr     p15, 0, r0, c7, c10, 5
  26         bx      lr
  27 #endif
  28         .size   fetch_and_add_arm, .-fetch_and_add_arm