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VAX, VAX780: Fixed dangling else in show_opnd (COVERITY)

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Bob Supnik 2017-03-14 04:16:53 -07:00 committed by Mark Pizzolato
parent ebfc76d03d
commit 5ec40f26c6
1 changed files with 9 additions and 17 deletions
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26
VAX/vax_cpu.c
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@ -1,6 +1,6 @@
/* vax_cpu.c: VAX CPU
Copyright (c) 1998-2015, Robert M Supnik
Copyright (c) 1998-2017, Robert M Supnik
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
@ -25,6 +25,8 @@
cpu VAX central processor
13-Mar-17 RMS Fixed dangling else in show_opnd (COVERITY)
29-Dec-16 RMS Removed delay in invoking sim_idle (Mark Pizzolato)
29-Mar-15 RMS Moved in-exception test to model-specific machine checks
20-Sep-11 MP Fixed idle conditions for various versions of Ultrix,
Quasijarus-4.3BSD, NetBSD and OpenBSD.
@ -395,7 +397,6 @@ int32 cpu_get_vsw (int32 sw);
SIM_INLINE int32 get_istr (int32 lnt, int32 acc);
int32 ReadOcta (int32 va, int32 *opnd, int32 j, int32 acc);
t_bool cpu_show_opnd (FILE *st, InstHistory *h, int32 line);
t_stat cpu_idle_svc (UNIT *uptr);
void cpu_idle (void);
/* CPU data structures
@ -407,7 +408,7 @@ void cpu_idle (void);
*/
UNIT cpu_unit = {
UDATA (&cpu_idle_svc, UNIT_FIX|UNIT_BINK, INITMEMSIZE)
UDATA (NULL, UNIT_FIX|UNIT_BINK, INITMEMSIZE)
};
REG cpu_reg[] = {
@ -3114,20 +3115,12 @@ opnd[j++] = Read (va + 12, L_LONG, acc);
return j;
}
/* Schedule idle before the next instruction */
/* Idle during the current instruction */
void cpu_idle (void)
{
sim_activate_abs (&cpu_unit, 0);
return;
}
/* Idle service */
t_stat cpu_idle_svc (UNIT *uptr)
{
sim_idle (TMR_CLK, TRUE);
return SCPE_OK;
return;
}
/* Reset */
@ -3376,9 +3369,9 @@ for (i = 1, j = 0, more = FALSE; i <= numspec; i++) { /* loop thru specs */
disp = drom[h->opc][i]; /* specifier type */
if (disp == RG) /* fix specials */
disp = RQ;
else if (disp >= BB)
break; /* ignore branches */
else switch (disp & (DR_LNMASK|DR_ACMASK)) {
if (disp >= BB) /* ignore branches */
break;
switch (disp & (DR_LNMASK|DR_ACMASK)) {
case RB: case RW: case RL: /* read */
case AB: case AW: case AL: case AQ: case AO: /* address */
@ -3425,7 +3418,6 @@ static struct os_idle os_tab[] = {
{ "OPENBSD", VAX_IDLE_QUAD },
{ "QUASIJARUS", VAX_IDLE_QUAD },
{ "32V", VAX_IDLE_QUAD },
{ "ALL", VAX_IDLE_VMS|VAX_IDLE_ULTOLD|VAX_IDLE_ULT|VAX_IDLE_QUAD },
{ NULL, 0 }
};