[Webkit-unassigned] [Bug 54456] Optimizing lightning filter to ARM-neon SIMD instruction set

Tue Mar 1 04:49:30 PST 2011

https://bugs.webkit.org/show_bug.cgi?id=54456

--- Comment #27 from Zoltan Herczeg <zherczeg at webkit.org>  2011-03-01 04:49:30 PST ---
> Thanks. and the usual question. With a gcc 4.5/4.6 how much slower is the code if one is using the intrinsics of the compiler? 
> 
> For the inline assembly:
>   - Any reason to not use GNU AS macros?
>   - Instead of harcoding register names or concating strings you can use IIRC the %[NAME] syntax for register names and GCC wil fill in the blanks for you increasing the readability of the code.

I don't know about these. The current style follows the ARM assembly functions already in the WebKit.

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