/*- * Copyright (c) 1986 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * Computer Consoles Inc. * * %sccs.include.redist.c% * * @(#)Adec.c 7.1 (Berkeley) 12/06/90 */ #include "align.h" dec(infop) process_info *infop; /* /* Decrement operand. /* /***************************************/ { register long Register_12; /* Has to be first reg ! */ register long Register_11; Register_11 = operand(infop,0)->data; Register_12=psl; Set_psl(r12); /* restore the user psl */ asm (" decl r11"); /* Make sure to use the * right opcode */ asm (" movpsl r12"); New_cc (Register_12); write_back (infop,Register_11, operand(infop,0) ); }