1*45760Sbostic /*- 2*45760Sbostic * Copyright (c) 1986 The Regents of the University of California. 3*45760Sbostic * All rights reserved. 4*45760Sbostic * 5*45760Sbostic * This code is derived from software contributed to Berkeley by 6*45760Sbostic * Computer Consoles Inc. 7*45760Sbostic * 8*45760Sbostic * %sccs.include.redist.c% 9*45760Sbostic * 10*45760Sbostic * @(#)Adec.c 7.1 (Berkeley) 12/06/90 11*45760Sbostic */ 1229603Ssam 1345699Sbostic #include "align.h" dec(infop)1429603Ssamdec(infop) process_info *infop; 1529603Ssam /* 1629603Ssam /* Decrement operand. 1729603Ssam /* 1829603Ssam /***************************************/ 1929603Ssam { 2029603Ssam register long Register_12; /* Has to be first reg ! */ 2129603Ssam register long Register_11; 2229603Ssam 2329603Ssam Register_11 = operand(infop,0)->data; 2429603Ssam Register_12=psl; 2529603Ssam Set_psl(r12); /* restore the user psl */ 2629603Ssam asm (" decl r11"); /* Make sure to use the 2729603Ssam * right opcode */ 2829603Ssam asm (" movpsl r12"); 2929603Ssam New_cc (Register_12); 3029603Ssam 3129603Ssam write_back (infop,Register_11, operand(infop,0) ); 3229603Ssam } 33