[FFmpeg-trac] #6324(ffmpeg:reopened): Cannot compile ffmpeg 3.3 and latest master for arm64 for iOS

FFmpeg trac at avcodec.org
Tue May 2 10:36:57 EEST 2017


#6324: Cannot compile ffmpeg 3.3 and latest master for arm64 for iOS
------------------------------------+------------------------------------
             Reporter:  ioeir2      |                    Owner:
                 Type:  defect      |                   Status:  reopened
             Priority:  normal      |                Component:  ffmpeg
              Version:  git-master  |               Resolution:
             Keywords:  ios         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+------------------------------------

Comment (by lucaswang):

 Still can not compile. Using clang to build aarch64 for iOS and android
 results in the same error.


 {{{
 AS  libavcodec/aarch64/simple_idct_neon.o
 CC  libavcodec/aarch64/vorbisdsp_init.o
 AS  libavcodec/aarch64/vorbisdsp_neon.o
 <instantiation>:1:14: error: invalid vector kind qualifier
 smull v7.4S, v26.4, v0.H[1]
              ^
 <instantiation>:1:1: note: while in macro instantiation
 smull1 v7.4S, v26.4, v0.H[1]
 ^
 <instantiation>:11:9: note: while in macro instantiation
         idct_col4_top v24 v25 v26 v27 1 4
         ^
 src/libavcodec/aarch64/simple_idct_neon.S:222:1: note: while in macro
 instantiation
 declare_idct_col4_neon 1 4H
 ^
 <instantiation>:1:14: error: invalid operand for instruction
 smull v7.4S, v26.4, v0.H[1]
              ^
 <instantiation>:1:1: note: while in macro instantiation
 smull1 v7.4S, v26.4, v0.H[1]
 ^
 <instantiation>:11:9: note: while in macro instantiation
         idct_col4_top v24 v25 v26 v27 1 4
 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/6324#comment:4>
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