[FFmpeg-devel] [PATCH 2/4] x86: xvid_idct: port MMX IDCT to yasm

Michael Niedermayer michaelni at gmx.at
Wed Mar 11 02:26:30 CET 2015


On Tue, Mar 10, 2015 at 11:11:52PM +0000, Christophe Gisquet wrote:
> Also reduce the table duplication with SSE2 code, remove duplicated
> macro parameters.
> ---
>  libavcodec/x86/Makefile        |   3 +-
>  libavcodec/x86/xvididct.asm    | 450 ++++++++++++++++++++++++++++++++-
>  libavcodec/x86/xvididct_init.c |  40 ++-
>  libavcodec/x86/xvididct_mmx.c  | 549 -----------------------------------------
>  4 files changed, 482 insertions(+), 560 deletions(-)
>  delete mode 100644 libavcodec/x86/xvididct_mmx.c

this breaks
make libavcodec/dct-test
...
LD      libavcodec/dct-test
libavcodec/dct-test.o:(.rodata+0xe8): undefined reference to `ff_xvid_idct_mmx'
libavcodec/dct-test.o:(.rodata+0x108): undefined reference to `ff_xvid_idct_mmxext'


[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Many things microsoft did are stupid, but not doing something just because
microsoft did it is even more stupid. If everything ms did were stupid they
would be bankrupt already.
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