klibc/klibc/arch/mips/syscall.S

   1 #include <asm/asm.h>
   2 #include <asm/regdef.h>
   3 #include <asm/unistd.h>
   4
   5         .set noreorder
   6
   7 LEAF(__syscall_common)
   8         syscall
   9         beqz    a3, 1f
  10         # sw is actually two instructions; the first one goes
  11         # in the branch delay slot
  12         sw      v0, errno
  13         li      v0, -1
  14 1:      jr      ra
  15         END(__syscall_common)