This creates proper position independent code when accessing
data symbols if CONFIG_PIC is set.

References to external symbols should now use the movrelx macro.
Some additional code changes are required since this macro may
need a register to hold the GOT pointer.
Signed-off-by: Mans Rullgard <mans@mansr.com>

This will allow for easier implementation of ARM-optimized functions in
libraries other than libavcodec.

The 'function' macro already includes the appropriate
directives.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Originally committed as revision 24308 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24094 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch (mostly) by Loren Merritt

Originally committed as revision 23957 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 22404 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 20147 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19846 to svn://svn.ffmpeg.org/ffmpeg/trunk

Vorbis and AC3 ~3x faster.

Parts by Naotoshi Nojiri, naonoj gmail

Originally committed as revision 19806 to svn://svn.ffmpeg.org/ffmpeg/trunk