[patch][0/5] powerpc V2 : Add support to fully comply with IEEE-754 standard

Kumar Gala galak at kernel.crashing.org
Thu Feb 8 16:18:53 EST 2007


On Feb 7, 2007, at 9:50 PM, Zhu Ebony-r57400 wrote:

> Hi Paul,
>
> These are the re-sent patches to add support to fully comply with
> IEEE-754 standard for E500/E500v2 core when hardware floating
> point compiling is used. Comparison with last patches I've submitted,
> the following points was changed:
>
> 1. Add a rounding exception handler, to handle the exceptions that
> would occur when rounding towards +Inf/-Inf
>
> 2. Using the existing exception entering/returning routine, and get  
> the
> exception
> instructions from regs->nip instead of reading from SRR0
>
> Thank you all for the comments you gave to me!

Did you end up getting testfloat running?  I'd like to see some  
testing results before accepting these patches.  I think testfloat is  
our best bet at this point.

- k



More information about the Linuxppc-dev mailing list