Ah, would that be the FPSAVE one? I wasn't sure whether that allowed SBASIC to use FP, or just allowed compiled C68, etc. programs with FP instructions to run correctly.
Ian. > -----Original Message----- > From: jerome.grimbert > Sent: 31 October 2001 12:09 > To: ql-users > Cc: jerome.grimbert > Subject: Re: [ql-users] Floating Point confusion > > > [EMAIL PROTECTED] makes some magical things to make me read > } Peter points out that there is Intel FP > } code in SMSQ/E for QPC but none for 68k hardware. Is this true of > } SBASIC as well? Is the 68040 FPU in the Q40 never used except in > } assembler or C applications? > } > From memory, there is a small extension to load on the > Q40/SMSQE which allow > the use of the FPU. (in fact, it work with any MC68xxx QL > system with a > real FPU, even with the QXL if you replace the chip) > I believe it replace the math stack trap... thus making it > system-available. > Or I might just be wrong. > > I test it once with povray (a raytracer which uses a lot of > floating points), > and it seems to have been quicker with than without. (same binaries). > > Visit our website at http://www.ubswarburg.com This message contains confidential information and is intended only for the individual named. If you are not the named addressee you should not disseminate, distribute or copy this e-mail. Please notify the sender immediately by e-mail if you have received this e-mail by mistake and delete this e-mail from your system. E-mail transmission cannot be guaranteed to be secure or error-free as information could be intercepted, corrupted, lost, destroyed, arrive late or incomplete, or contain viruses. The sender therefore does not accept liability for any errors or omissions in the contents of this message which arise as a result of e-mail transmission. If verification is required please request a hard-copy version. This message is provided for informational purposes and should not be construed as a solicitation or offer to buy or sell any securities or related financial instruments.
