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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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1083
media/libav/libavcodec/x86/fft.asm Normal file
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media/libav/libavcodec/x86/fft.h Normal file
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/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_FFT_H
#define AVCODEC_X86_FFT_H
#include "libavcodec/fft.h"
void ff_fft_permute_sse(FFTContext *s, FFTComplex *z);
void ff_fft_calc_avx(FFTContext *s, FFTComplex *z);
void ff_fft_calc_sse(FFTContext *s, FFTComplex *z);
void ff_fft_calc_3dnow(FFTContext *s, FFTComplex *z);
void ff_fft_calc_3dnowext(FFTContext *s, FFTComplex *z);
void ff_imdct_calc_3dnow(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_3dnow(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_calc_3dnowext(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_3dnowext(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_avx(FFTContext *s, FFTSample *output, const FFTSample *input);
#endif /* AVCODEC_X86_FFT_H */

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media/libav/libavcodec/x86/fft_init.c Normal file
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/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "fft.h"
av_cold void ff_fft_init_x86(FFTContext *s)
{
int cpu_flags = av_get_cpu_flags();
#if ARCH_X86_32
if (EXTERNAL_AMD3DNOW(cpu_flags)) {
/* 3DNow! for K6-2/3 */
s->imdct_calc = ff_imdct_calc_3dnow;
s->imdct_half = ff_imdct_half_3dnow;
s->fft_calc = ff_fft_calc_3dnow;
}
if (EXTERNAL_AMD3DNOWEXT(cpu_flags)) {
/* 3DNowEx for K7 */
s->imdct_calc = ff_imdct_calc_3dnowext;
s->imdct_half = ff_imdct_half_3dnowext;
s->fft_calc = ff_fft_calc_3dnowext;
}
#endif
if (EXTERNAL_SSE(cpu_flags)) {
/* SSE for P3/P4/K8 */
s->imdct_calc = ff_imdct_calc_sse;
s->imdct_half = ff_imdct_half_sse;
s->fft_permute = ff_fft_permute_sse;
s->fft_calc = ff_fft_calc_sse;
s->fft_permutation = FF_FFT_PERM_SWAP_LSBS;
}
if (EXTERNAL_AVX(cpu_flags) && s->nbits >= 5) {
/* AVX for SB */
s->imdct_half = ff_imdct_half_avx;
s->fft_calc = ff_fft_calc_avx;
s->fft_permutation = FF_FFT_PERM_AVX;
}
}

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media/libav/libavcodec/x86/mathops.h Normal file
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/*
* simple math operations
* Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> et al
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_MATHOPS_H
#define AVCODEC_X86_MATHOPS_H
#include "config.h"
#include "libavutil/common.h"
#if HAVE_INLINE_ASM
#if ARCH_X86_32
#define MULL MULL
static av_always_inline av_const int MULL(int a, int b, unsigned shift)
{
int rt, dummy;
__asm__ (
"imull %3 \n\t"
"shrdl %4, %%edx, %%eax \n\t"
:"=a"(rt), "=d"(dummy)
:"a"(a), "rm"(b), "ci"((uint8_t)shift)
);
return rt;
}
#define MULH MULH
static av_always_inline av_const int MULH(int a, int b)
{
int rt, dummy;
__asm__ (
"imull %3"
:"=d"(rt), "=a"(dummy)
:"a"(a), "rm"(b)
);
return rt;
}
#define MUL64 MUL64
static av_always_inline av_const int64_t MUL64(int a, int b)
{
int64_t rt;
__asm__ (
"imull %2"
:"=A"(rt)
:"a"(a), "rm"(b)
);
return rt;
}
#endif /* ARCH_X86_32 */
#if HAVE_I686
/* median of 3 */
#define mid_pred mid_pred
static inline av_const int mid_pred(int a, int b, int c)
{
int i=b;
__asm__ (
"cmp %2, %1 \n\t"
"cmovg %1, %0 \n\t"
"cmovg %2, %1 \n\t"
"cmp %3, %1 \n\t"
"cmovl %3, %1 \n\t"
"cmp %1, %0 \n\t"
"cmovg %1, %0 \n\t"
:"+&r"(i), "+&r"(a)
:"r"(b), "r"(c)
);
return i;
}
#define COPY3_IF_LT(x, y, a, b, c, d)\
__asm__ volatile(\
"cmpl %0, %3 \n\t"\
"cmovl %3, %0 \n\t"\
"cmovl %4, %1 \n\t"\
"cmovl %5, %2 \n\t"\
: "+&r" (x), "+&r" (a), "+r" (c)\
: "r" (y), "r" (b), "r" (d)\
);
#endif /* HAVE_I686 */
#define MASK_ABS(mask, level) \
__asm__ ("cltd \n\t" \
"xorl %1, %0 \n\t" \
"subl %1, %0 \n\t" \
: "+a"(level), "=&d"(mask))
// 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){
__asm__ ("sarl %1, %0\n\t"
: "+r" (a)
: "ic" ((uint8_t)(-s))
);
return a;
}
#define NEG_USR32 NEG_USR32
static inline uint32_t NEG_USR32(uint32_t a, int8_t s){
__asm__ ("shrl %1, %0\n\t"
: "+r" (a)
: "ic" ((uint8_t)(-s))
);
return a;
}
#endif /* HAVE_INLINE_ASM */
#endif /* AVCODEC_X86_MATHOPS_H */