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Fpmath.f with Hardward Stack

From: Bill McCarthy <WJMc_at_pobox.com>
Date: Tue, 13 Nov 2001 02:16:55 -0500

Using the current release of SwiftForth with Fpmath.f loaded
and using the hardware stack I've experienced unstable
behavior.

If I perform a calculation that takes some time to complete,
switching to another app appears to cause no problems.
That's great.

However, if I simply place a number on the floating point
stack and switch to another app then return, the floating
point stack is ALWAYS corrupted.

What's wrong here?

This problem goes away if I specify the software stack.
However that approach is too slow to be practical - less
than half the speed.

Bill

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Received on Mon Nov 12 2001 - 23:16:39 PST

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