Re: [FFmpeg-devel] [PATCH 3/4] x86inc: Drop SECTION_TEXT macro

2015-08-03 Thread Dave Yeo

On 08/02/15 11:04 PM, Clément Bœsch wrote:

On Sun, Aug 02, 2015 at 10:40:02PM +0200, Henrik Gramner wrote:

The .text section is already 16-byte aligned by default on all supported
platforms so `SECTION_TEXT` isn't any different from `SECTION .text`.


naive question, what about the few SECTION_TEXT 32?

[...]


Here, if the 32 is left as the alignment, the build dies.
...
nasm -f aout  -DPREFIX -I./ -IK:/usr/local/src/ffmpeg// -Pconfig.asm -I 
K:/usr/local/src/ffmpeg/libavcodec/x86/ -o libavcodec/x86/hevc_idct.o 
K:/usr/local/src/ffmpeg/libavcodec/x86/hevc_idct.asm
K:/usr/local/src/ffmpeg/libavcodec/x86/hevc_idct.asm:24: error: segment 
name `.text 32' not recognized

make: *** [libavcodec/x86/hevc_idct.o] Error 1

My builds have been dropping the 32 without problems but that is on a 32 
bit platform without AVX.

Dave
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Re: [FFmpeg-devel] [PATCH 3/4] x86inc: Drop SECTION_TEXT macro

2015-08-03 Thread Clément Bœsch
On Sun, Aug 02, 2015 at 10:40:02PM +0200, Henrik Gramner wrote:
 The .text section is already 16-byte aligned by default on all supported
 platforms so `SECTION_TEXT` isn't any different from `SECTION .text`.

naive question, what about the few SECTION_TEXT 32?

[...]

-- 
Clément B.


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Re: [FFmpeg-devel] [PATCH 3/4] x86inc: Drop SECTION_TEXT macro

2015-08-03 Thread Henrik Gramner
On Mon, Aug 3, 2015 at 8:04 AM, Clément Bœsch u...@pkh.me wrote:
 naive question, what about the few SECTION_TEXT 32?
I don't know why 32-byte alignment was used for the text section in
the first place. Functions are only 16-byte aligned anyway.
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Re: [FFmpeg-devel] [PATCH 3/4] x86inc: Drop SECTION_TEXT macro

2015-08-03 Thread Henrik Gramner
On Mon, Aug 3, 2015 at 1:37 AM, Ronald S. Bultje rsbul...@gmail.com wrote:
 Does silencing these warnings still work after this patch?

Yes, undefining __SECT__ is no longer needed after this patch.
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