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Commit Graph

19 Commits

Author SHA1 Message Date
James Almer
4e4dfcac58 Merge commit '802727b538b484e3f9d1345bfcc4ab24cfea8898'
* commit '802727b538b484e3f9d1345bfcc4ab24cfea8898':
  vp8: Update some assembly comments left unchanged in bd66f073fe

Merged-by: James Almer <jamrial@gmail.com>
2017-03-19 15:18:31 -03:00
Hendrik Leppkes
2818aaaba0 Merge commit '5f74bd31a9bd1ac7655103b11743c12d38e0419f'
* commit '5f74bd31a9bd1ac7655103b11743c12d38e0419f':
  vp8/armv6: mc: avoid boolean expression in calculation

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
2016-11-17 15:05:07 +01:00
Hendrik Leppkes
51f5542c77 Merge commit 'e8b96a77010dd62624c3c65c357d7ae3b397ceaa'
* commit 'e8b96a77010dd62624c3c65c357d7ae3b397ceaa':
  arm: Fix a typo in a comment

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
2016-11-14 15:21:49 +01:00
Diego Biurrun
802727b538 vp8: Update some assembly comments left unchanged in bd66f073fe 2016-08-26 11:36:53 +02:00
Janne Grunau
5f74bd31a9 vp8/armv6: mc: avoid boolean expression in calculation
GNU as evaluates true as '-1' while Apple's variant and llvm's internal
assembler evaluate it as '1'. The best way to avoid this madness is to
eliminate boolean expressions instead of trying to fix it with
preprocessor directives. Use a direct formula to calculate the
required temporary space on the stack in
ff_put_vp8_{epel,bilin}{4,8,16}_h[246]v[246]_armv6().

Fixes a checkasm segfault in vp8dsp.mc when using llvm's internal
assembler for a non-Apple target.
2016-07-10 13:35:41 +02:00
Martin Storsjö
e8b96a7701 arm: Fix a typo in a comment
Signed-off-by: Martin Storsjö <martin@martin.st>
2016-07-06 22:58:51 +03:00
Michael Niedermayer
e5920425b0 Merge commit '5a7f382a5d33d9a26890affe6c8c5070a48dfc22'
* commit '5a7f382a5d33d9a26890affe6c8c5070a48dfc22':
  armv6: vp8: use explicit labels in motion compensation asm

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-03-12 22:03:00 +01:00
Janne Grunau
5a7f382a5d armv6: vp8: use explicit labels in motion compensation asm
The integrated arm assembler in clang-503.0.38 (Xcode-5.1) fails
to assemble a branch to 'label + offset' in thumb mode.
2014-03-12 15:06:05 +01:00
Michael Niedermayer
bf90abe1dd Merge commit '5bcbb516f2ff45290ef7995b081762e668693672'
* commit '5bcbb516f2ff45290ef7995b081762e668693672':
  arm: Add X() around all references to extern symbols

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-02-08 00:48:26 +01:00
Martin Storsjö
5bcbb516f2 arm: Add X() around all references to extern symbols
Don't rely on the fact that an unprefixed label currently exists.

Signed-off-by: Martin Storsjö <martin@martin.st>
2014-02-07 15:13:58 +02:00
Thilo Borgmann
d814a839ac Reinstate proper FFmpeg license for all files. 2013-08-30 15:47:38 +00:00
Martin Storsjö
2026eb1408 arm: vp8: Fix the plain-armv6 version of vp8_luma_dc_wht
This makes the plain-armv6 version use the same registers as the
armv6t2 version above.

This fixes fate-vp8 on plain-armv6 devices.

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-01-27 13:17:25 +02:00
Diego Biurrun
88bd7fdc82 Drop DCTELEM typedef
It does not help as an abstraction and adds dsputil dependencies.

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2013-01-22 18:32:56 -08:00
Mans Rullgard
a7831d509f arm: use HAVE*_INLINE/EXTERNAL macros for conditional compilation
These macros reflect the actual capabilities required here.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-12-07 16:54:03 +00:00
Mans Rullgard
e6cd698955 ARMv6: vp8: fix stack allocation with Apple's assembler
In the GNU assembler, a relational expression, bizarrely, has the
value -1 if true, whereas in Apple's it is +1.  This patch makes
sure the correct expression is used in both cases.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-08-04 00:59:14 +01:00
Justin Ruggles
94d2b0d2fd ARM: Move asm.S from libavcodec to libavutil
This will allow for easier implementation of ARM-optimized functions in
libraries other than libavcodec.
2012-06-08 13:14:38 -04:00
Mans Rullgard
3d11c2d76d vp8: armv6: fix non-armv6t2 build
The assembler may fail to place literal pools close enough to
instructions referencing them.  An explicit .ltorg directive
fixes this.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 23:16:31 +01:00
Mans Rullgard
e4ac031233 vp8: armv6 optimisations
Based on patch by Ronald S. Bultje <rsbultje@gmail.com>,
partially ported from libvpx.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 21:41:39 +01:00
Mans Rullgard
b692d246ea vp8: arm: separate ARMv6 functions from NEON
This is a preparation for complete ARMv6 optimisations.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 21:41:39 +01:00