> -----原始邮件----- > 发件人: "Jin Bo" <ji...@loongson.cn> > 发送时间: 2021-08-03 12:05:21 (星期二) > 收件人: ffmpeg-devel@ffmpeg.org > 抄送: > 主题: [FFmpeg-devel] [PATCH v2] configure: [loongson] adjust MMI check in > configure > > After standardizing the use of 'pxor' in commit 'ebedd26', FFmpeg > build failed with upstream compiler, for 'pxor' is not supported > in time. This patch helps to workaround the build failure by > checking whether 'pxor' is supported during configuration, if not, > MMI will be disabled. > --- > configure | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/configure b/configure > index 94b30afe74..2aea0f841a 100755 > --- a/configure > +++ b/configure > @@ -5951,7 +5951,7 @@ elif enabled mips; then > enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, > $3)"' '-mloongson-ext' && append MMIFLAGS '-mloongson-ext' > > # MMI can be detected at runtime too > - enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"' > '-mloongson-mmi' && append MMIFLAGS '-mloongson-mmi' > + enabled mmi && check_inline_asm mmi '"pxor $f0, $f0, $f0"' > '-mloongson-mmi' && append MMIFLAGS '-mloongson-mmi' > > if enabled bigendian && enabled msa; then > disable msa > -- > 2.20.1 > LGTM _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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