Backport upstream patch to fix assembly with binutils 2.41.
This commit is contained in:
parent
717e5ed377
commit
9bc65b1ebf
@ -0,0 +1,76 @@
|
||||
From effadce6c756247ea8bae32dc13bb3e6f464f0eb Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= <remi@remlab.net>
|
||||
Date: Sun, 16 Jul 2023 18:18:02 +0300
|
||||
Subject: [PATCH] avcodec/x86/mathops: clip constants used with shift
|
||||
instructions within inline assembly
|
||||
|
||||
Fixes assembling with binutil as >= 2.41
|
||||
|
||||
Signed-off-by: James Almer <jamrial@gmail.com>
|
||||
---
|
||||
libavcodec/x86/mathops.h | 26 +++++++++++++++++++++++---
|
||||
1 file changed, 23 insertions(+), 3 deletions(-)
|
||||
|
||||
diff --git a/libavcodec/x86/mathops.h b/libavcodec/x86/mathops.h
|
||||
index 6298f5ed19..ca7e2dffc1 100644
|
||||
--- a/libavcodec/x86/mathops.h
|
||||
+++ b/libavcodec/x86/mathops.h
|
||||
@@ -35,12 +35,20 @@
|
||||
static av_always_inline av_const int MULL(int a, int b, unsigned shift)
|
||||
{
|
||||
int rt, dummy;
|
||||
+ if (__builtin_constant_p(shift))
|
||||
__asm__ (
|
||||
"imull %3 \n\t"
|
||||
"shrdl %4, %%edx, %%eax \n\t"
|
||||
:"=a"(rt), "=d"(dummy)
|
||||
- :"a"(a), "rm"(b), "ci"((uint8_t)shift)
|
||||
+ :"a"(a), "rm"(b), "i"(shift & 0x1F)
|
||||
);
|
||||
+ else
|
||||
+ __asm__ (
|
||||
+ "imull %3 \n\t"
|
||||
+ "shrdl %4, %%edx, %%eax \n\t"
|
||||
+ :"=a"(rt), "=d"(dummy)
|
||||
+ :"a"(a), "rm"(b), "c"((uint8_t)shift)
|
||||
+ );
|
||||
return rt;
|
||||
}
|
||||
|
||||
@@ -113,19 +121,31 @@ __asm__ volatile(\
|
||||
// avoid +32 for shift optimization (gcc should do that ...)
|
||||
#define NEG_SSR32 NEG_SSR32
|
||||
static inline int32_t NEG_SSR32( int32_t a, int8_t s){
|
||||
+ if (__builtin_constant_p(s))
|
||||
__asm__ ("sarl %1, %0\n\t"
|
||||
: "+r" (a)
|
||||
- : "ic" ((uint8_t)(-s))
|
||||
+ : "i" (-s & 0x1F)
|
||||
);
|
||||
+ else
|
||||
+ __asm__ ("sarl %1, %0\n\t"
|
||||
+ : "+r" (a)
|
||||
+ : "c" ((uint8_t)(-s))
|
||||
+ );
|
||||
return a;
|
||||
}
|
||||
|
||||
#define NEG_USR32 NEG_USR32
|
||||
static inline uint32_t NEG_USR32(uint32_t a, int8_t s){
|
||||
+ if (__builtin_constant_p(s))
|
||||
__asm__ ("shrl %1, %0\n\t"
|
||||
: "+r" (a)
|
||||
- : "ic" ((uint8_t)(-s))
|
||||
+ : "i" (-s & 0x1F)
|
||||
);
|
||||
+ else
|
||||
+ __asm__ ("shrl %1, %0\n\t"
|
||||
+ : "+r" (a)
|
||||
+ : "c" ((uint8_t)(-s))
|
||||
+ );
|
||||
return a;
|
||||
}
|
||||
|
||||
--
|
||||
2.41.0
|
||||
|
@ -92,7 +92,7 @@ Name: ffmpeg
|
||||
%global pkg_name %{name}%{?pkg_suffix}
|
||||
|
||||
Version: 6.0
|
||||
Release: 11%{?dist}
|
||||
Release: 12%{?dist}
|
||||
Summary: A complete solution to record, convert and stream audio and video
|
||||
License: GPL-3.0-or-later
|
||||
URL: https://ffmpeg.org/
|
||||
@ -122,6 +122,9 @@ Patch3: ffmpeg-allow-fdk-aac-free.patch
|
||||
Patch4: 0001-avfilter-vf_libplacebo-wrap-deprecated-opts-in-FF_AP.patch
|
||||
Patch5: 0001-avfilter-vf_libplacebo-remove-deprecated-field.patch
|
||||
|
||||
# Fix assembly with binutils 2.41 https://fftrac-bg.ffmpeg.org/ticket/10405
|
||||
Patch6: 0001-avcodec-x86-mathops-clip-constants-used-with-shift-i.patch
|
||||
|
||||
# Set up dlopen for openh264
|
||||
Patch1001: ffmpeg-dlopen-openh264.patch
|
||||
|
||||
@ -854,6 +857,9 @@ rm -rf %{buildroot}%{_datadir}/%{name}/examples
|
||||
%{_mandir}/man3/libswscale.3*
|
||||
|
||||
%changelog
|
||||
* Fri Aug 25 2023 Dominik Mierzejewski <dominik@greysector.net> - 6.0-12
|
||||
- Backport upstream patch to fix assembly with binutils 2.41.
|
||||
|
||||
* Sat Aug 05 2023 Richard Shaw <hobbes1069@gmail.com> - 6.0-11
|
||||
- Rebuild for codec2.
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user