[Ffmpeg-devel] gcc4 support & MMX fixups (from Debian)

[Paweł Sikora]

Dnia Wednesday, 1 of February 2006 01:39, Aurelien Jacobs napisa?:

> > hmmm, the 4.1/4.0 fixed_transpose4x4 are equal but benchmarks differs.
> > maybe orig_transpose4x4 has different prologue?
>
> seems so.
>
>
> [ 4.0 / -O2 ]
> orig_transpose4x4:
>         leal    (%rdx,%rdx), %r8d
>         movslq  %edx,%r10
>         leaq    (%rcx,%rcx,2), %rax
>         movslq  %r8d,%r9
>         addl    %edx, %r8d
>         movslq  %r8d,%r8
> #APP

it's strange. pure 4.0.[2,3] gives the same prologue as 4.1.
do you have a custom patches for 4.0.2?

-- 
to_be || !to_be == 1, to_be | ~to_be == -1