- Emulate instructions prefixed with 'rep' correctly: set the CX

register to zero. Submitted by: Stefan Farfeleder <e0026813@stud3.tuwien.ac.at> PR: 35147
2002-02-26 10:13:35 +00:00 · 2002-02-26 10:13:35 +00:00 · b48d8537aa
commit b48d8537aa
parent 4d79812a7c
1 changed files with 1 additions and 0 deletions
--- a/usr.bin/doscmd/cpu.c
+++ b/usr.bin/doscmd/cpu.c
@ -276,6 +276,7 @@ emu_instr(regcontext_t *REGS)
 		R_IP = --ip;	/* Move IP back to the 'rep' instruction. */
 		return -1;
 	    }
+	    R_CX = 0;
 	    break;
 	default:
 	    /* Unknown instruction, get out of here and let trap.c:sigbus()