> >Here are a few things about the m68k version i'd like to discuss. > > > >First, how well the FPU codegenerator is tested in the m68k version? > >I ask, because i've got a pretty big piece of code here, which makes > >heavy use of float math. (A 3D engine namely.) I wrote it using the > >i386 compiler, a few years ago. So now i tried to port it to m68k. > >After working around a few internalerror(10)'s :) i successfully compiled > >the code, and it worked. But then i tried to switch off the FPU emulation > >to generate direct FPU code, since that should be really faster on my > >'060 baby. But i didn't got anything but nasty crashes, and some invalid > >instruction exceptions... So, are there any known defects of the FPU code > >generator, or should i try to give a small example program which shows > >the error? > > What version do you use? > the Amiga napshot that Carl created? > Did you try the linux or the netbsd port? > The main difference, is that these two ports have > do not use FPU emulation by default.
I can vaguely remember something about the 040 not having a few FPU instructions the 030 has, maybe that also goes for 060's. The NetBSD kernel emulates these afaik. (for 040) _______________________________________________ fpc-devel maillist - [EMAIL PROTECTED] http://lists.freepascal.org/mailman/listinfo/fpc-devel
