Date: Mon, 8 Mar 1999 15:27:18 +0900 (JST) From: kh@mogami-wire.co.jp To: FreeBSD-gnats-submit@freebsd.org Subject: ports/10481: /usr/ports/cad/spice problem Message-ID: <199903080627.PAA03120@eve.mogami-wire.co.jp>
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>Number: 10481
>Category: ports
>Synopsis: /usr/ports/cad/spice fails to solve many actual problems
>Confidential: no
>Severity: non-critical
>Priority: medium
>Responsible: freebsd-ports
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sun Mar 7 22:30:00 PST 1999
>Closed-Date:
>Last-Modified:
>Originator: Kouichi Hirabayashi
>Release: FreeBSD 2.2.8-RELEASE i386
>Organization:
Mogami Wire & Cable Corp.
>Environment:
Perhaps FreeBSD-2.2.X and all after release.
>Description:
Many problem can not be solved because of <floating point exception>
error.
>How-To-Repeat:
With an example circuit (examples/ltra_1.cir) in source distribution,
Spice 1 -> source ltra_1.cir
Circuit: BJTdriver -- 24inch lossy line -- DiodeCircuit
Spice 2 -> tran 0.1ns 60ns 0 0.5ns
Error: floating point exception.
Spice 2 ->
>Fix:
*** ORGmain.c Sun Mar 7 09:57:11 1999
--- main.c Sun Mar 7 09:58:36 1999
***************
*** 45,50 ****
--- 45,54 ----
#include "patchlev.h"
#include "suffix.h"
+ #ifdef __FreeBSD__
+ #include <floatingpoint.h>
+ #endif
+
int Patch_Level = PATCHLEVEL;
char *ft_rawfile = "rawspice.raw";
***************
*** 305,310 ****
--- 309,317 ----
#endif
+ #ifdef __FreeBSD__
+ fpsetmask(fpgetmask() & ~FP_X_INV);
+ #endif
/* MFB tends to jump to 0 on errors. This tends to catch it. */
if (started) {
fprintf(cp_err, "main: Internal Error: jump to zero\n");
>Release-Note:
>Audit-Trail:
>Unformatted:
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