console-support.s

来自「RTEMS (Real-Time Executive for Multiproc」· S 代码 · 共 22 行

/*
 *  newlib-1.8.2/newlib/libc/sys/sh/trap.S
 *
 *  $Id: console-support.S,v 1.1 2001/01/29 15:33:34 joel Exp $
 */
        .text
        .global ___trap34
___trap34:
        trapa   #34
        tst     r1,r1   ! r1 is errno
        bt      ret
        mov.l   perrno,r2
        mov.l   r1,@r2
ret:
        rts
        nop
         
        .align  2
perrno:
        .long   _errno