Date: Wed, 4 Sep 2013 08:53:47 +0400 From: Solar Designer <solar@...nwall.com> To: john-dev@...ts.openwall.com Subject: Re: Parallella: Litecoin mining Hi Rafael, On Wed, Sep 04, 2013 at 04:54:55AM +0100, Rafael Waldo Delgado Doblas wrote: > BTW I was debugging with e-gdb and I found that even If I use the imadd > instruction the bynary image uses fmadd, This is normal. They are one and the same instruction, so the disassembler has no way to know which is meant - and it shows fmadd. > There any way to use integer math? You should, of course, switch the FPU to integer mode. This is done by flipping a bit in the CONFIG register. I think e-gcc emits the necessary instructions in init() if you build with "-mfp-mode=int", which you should. Alexander
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