libc-top-half/musl/src/internal/mips/syscall.s

   1 .set    noreorder
   2
   3 .global __syscall
   4 .hidden __syscall
   5 .type   __syscall,@function
   6 __syscall:
   7         move    $2, $4
   8         move    $4, $5
   9         move    $5, $6
  10         move    $6, $7
  11         lw      $7, 16($sp)
  12         lw      $8, 20($sp)
  13         lw      $9, 24($sp)
  14         lw      $10,28($sp)
  15         subu    $sp, $sp, 32
  16         sw      $8, 16($sp)
  17         sw      $9, 20($sp)
  18         sw      $10,24($sp)
  19         sw      $2 ,28($sp)
  20         lw      $2, 28($sp)
  21         syscall
  22         beq     $7, $0, 1f
  23         addu    $sp, $sp, 32
  24         subu    $2, $0, $2
  25 1:      jr      $ra
  26         nop