/ SCCSID: @(#)read.s 3.0 4/22/86 / ////////////////////////////////////////////////////////////////////// / Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. / / All Rights Reserved. / / Reference "/usr/src/COPYRIGHT" for applicable restrictions. / ////////////////////////////////////////////////////////////////////// / / Based on: @(#)read.s 2.2 Berkeley / C library -- read / nread = read(file, buffer, count); / nread ==0 means eof; nread == -1 means error .globl _read .globl cerror .read = 3. _read: mov r5,-(sp) mov sp,r5 mov 4(r5),r0 mov 8(r5),-(sp) mov 6(r5),-(sp) sys .read+200 bec 1f cmp (sp)+, (sp)+ jmp cerror 1: cmp (sp)+, (sp)+ mov (sp)+,r5 rts pc