[FFmpeg-cvslog] avutil/ppc/cpu: Our code assumes vsx implies altivec, thus assert this

Michael Niedermayer git at videolan.org
Wed Jun 3 18:24:29 CEST 2015


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Jun  3 18:14:38 2015 +0200| [cdc0087969b0dda69a8b7cfc4ec1c3e17e5d8177] | committer: Michael Niedermayer

avutil/ppc/cpu: Our code assumes vsx implies altivec, thus assert this

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=cdc0087969b0dda69a8b7cfc4ec1c3e17e5d8177
---

 libavutil/ppc/cpu.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavutil/ppc/cpu.c b/libavutil/ppc/cpu.c
index cd90b3f..4353a25 100644
--- a/libavutil/ppc/cpu.c
+++ b/libavutil/ppc/cpu.c
@@ -96,6 +96,8 @@ int ff_get_cpu_flags_ppc(void)
                 if (buf[i + 1] & PPC_FEATURE_HAS_POWER8)
                     ret |= AV_CPU_FLAG_POWER8;
 #endif
+                if (ret & AV_CPU_FLAG_VSX)
+                    av_assert0(ret & AV_CPU_FLAG_ALTIVEC);
                 goto out;
             }
         }



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