Fixes issue 1325.

Patch by James Darnley, james dot darnley at gmail

Originally committed as revision 23818 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Eli Friedman, eli dot friedman at gmail

Originally committed as revision 23817 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23816 to svn://svn.ffmpeg.org/ffmpeg/trunk

- MMXEXT, SSE2 and SSSE3 MC functions
- MMX and SSE4 IDCT dc_add functions

Patch by Jason Garrett-Glaser <darkshikari gmail com> and myself.

Originally committed as revision 23815 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23814 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23813 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes issue1969

Originally committed as revision 23812 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23811 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23810 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23809 to svn://svn.ffmpeg.org/ffmpeg/trunk

This functionality is better accessed through tools like oprofile.

Originally committed as revision 23808 to svn://svn.ffmpeg.org/ffmpeg/trunk

gprof is far too intrusive to be of use as a profile for ffmpeg,
and it fails to build in many configurations.  Oprofile is a
better tool for profiling on Linux.

Originally committed as revision 23807 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23806 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23805 to svn://svn.ffmpeg.org/ffmpeg/trunk

The TI compiler defines __eabi__ to signal that ARM EABI is in use.
We must check for this in addition to the gcc macro __ARM_EABI__.

Originally committed as revision 23804 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23803 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23802 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23798 to svn://svn.ffmpeg.org/ffmpeg/trunk

The maximum value of sub_blocks is 8, a safe size to always allocate on
stack.

Originally committed as revision 23797 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23796 to svn://svn.ffmpeg.org/ffmpeg/trunk

Max LP order is defined to be 16, fixed-size buffers are OK.

Originally committed as revision 23795 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23794 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23792 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23791 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23790 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23789 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23788 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23787 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23786 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23785 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23784 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23783 to svn://svn.ffmpeg.org/ffmpeg/trunk

This isn't useful for the C functions, but will allow re-using H and V functions
for HV functions without adding separate H and V wrappers.

Originally committed as revision 23782 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23781 to svn://svn.ffmpeg.org/ffmpeg/trunk

Adding new libs to the front of the list allows them to resolve
symbols against previously added ones.

Originally committed as revision 23780 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23779 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23778 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23777 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23776 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 23775 to svn://svn.ffmpeg.org/ffmpeg/trunk