> -原始邮件-
> 发件人: "Nicolas George"
> 发送时间: 2025-05-21 14:52:12 (星期三)
> 收件人: "FFmpeg development discussions and patches"
> 抄送:
> 主题: Re: [FFmpeg-devel] gcc: Remove auto-vectorization limitation.
>
> Jiawei (HE12025-05-21):
> >
> -原始邮件-
> 发件人: "Nicolas George"
> 发送时间: 2025-05-21 14:52:12 (星期三)
> 收件人: "FFmpeg development discussions and patches"
> 抄送:
> 主题: Re: [FFmpeg-devel] gcc: Remove auto-vectorization limitation.
>
> Jiawei (HE12025-05-21):
> >
在 2025/5/21 14:52, Nicolas George 写道:
Jiawei (HE12025-05-21):
particularly improving
performance on x86_64 (AVX), ARM64 (SVE) and RISC-V(RVV) architectures.
Benchmark needed.
Regards,
Hi Nicolas,
Since I am a gcc developer, I'm not so fam
This patch modifies the FFmpeg build system to remove the explicit disabling
of GCC's auto-vectorization feature.
Modern GCC versions (>= 10.0) have demonstrated stable auto-vectorization
capabilities through extensive optimizations in loop analysis and SIMD
code generation. The explicit -fno-tree
在 2025/5/21 17:04, Zhao Zhili 写道:
On May 21, 2025, at 14:17, Jiawei wrote:
This patch modifies the FFmpeg build system to remove the explicit disabling
of GCC's auto-vectorization feature.
Modern GCC versions (>= 10.0) have demonstrated stable auto-vectorization
capabilities
在 2025/5/21 15:46, Michael Niedermayer 写道:
On Wed, May 21, 2025 at 02:17:50PM +0800, Jiawei wrote:
This patch modifies the FFmpeg build system to remove the explicit disabling
of GCC's auto-vectorization feature.
Modern GCC versions (>= 10.0) have demonstrated stable auto-vecto
在 2025/5/22 2:21, Frank Plowman 写道:
On 21/05/2025 11:17, Jiawei wrote:
在 2025/5/21 14:52, Nicolas George 写道:
Jiawei (HE12025-05-21):
particularly improving
performance on x86_64 (AVX), ARM64 (SVE) and RISC-V(RVV) architectures.
Benchmark needed
t the
configure configuration has forced
this feature to be turned off, and they still need to remove this
restriction manually.
BR,
Jiawei
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在 2025/5/29 16:37, Zhao Zhili 写道:
On May 29, 2025, at 15:03, Jiawei wrote:
This patch modifies the FFmpeg build system to remove the explicit disabling
of GCC's auto-vectorization feature.
Modern GCC versions have demonstrated stable auto-vectorization capabilities
through exte
deletion(-)
Signed-off-by: Jiawei
---
configure | 6 +-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/configure b/configure
index 3730b0524c..91e3e107c2 100755
--- a/configure
+++ b/configure
@@ -7656,7 +7656,11 @@ if enabled icc; then
disable aligned_stack
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