mirror of
https://github.com/librempeg/librempeg
synced 2024-11-23 11:39:47 +00:00
89c8eaa321
* commit '637606de2d2e0af0a9fa2f23f943765d7d7c5cd5': configure: arm: make _inline arch ext symbols depend on inline_asm arm: use HAVE*_INLINE/EXTERNAL macros for conditional compilation Conflicts: configure libavcodec/arm/dca.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
144 lines
5.8 KiB
C
144 lines
5.8 KiB
C
/*
|
|
* Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef AVCODEC_ARM_AAC_H
|
|
#define AVCODEC_ARM_AAC_H
|
|
|
|
#include "config.h"
|
|
|
|
#if HAVE_NEON_INLINE
|
|
|
|
#define VMUL2 VMUL2
|
|
static inline float *VMUL2(float *dst, const float *v, unsigned idx,
|
|
const float *scale)
|
|
{
|
|
unsigned v0, v1;
|
|
__asm__ ("ubfx %0, %6, #0, #4 \n\t"
|
|
"ubfx %1, %6, #4, #4 \n\t"
|
|
"ldr %0, [%5, %0, lsl #2] \n\t"
|
|
"ldr %1, [%5, %1, lsl #2] \n\t"
|
|
"vld1.32 {d1[]}, [%7,:32] \n\t"
|
|
"vmov d0, %0, %1 \n\t"
|
|
"vmul.f32 d0, d0, d1 \n\t"
|
|
"vst1.32 {d0}, [%2,:64]! \n\t"
|
|
: "=&r"(v0), "=&r"(v1), "+r"(dst), "=m"(dst[0]), "=m"(dst[1])
|
|
: "r"(v), "r"(idx), "r"(scale)
|
|
: "d0", "d1");
|
|
return dst;
|
|
}
|
|
|
|
#define VMUL4 VMUL4
|
|
static inline float *VMUL4(float *dst, const float *v, unsigned idx,
|
|
const float *scale)
|
|
{
|
|
unsigned v0, v1, v2, v3;
|
|
__asm__ ("ubfx %0, %10, #0, #2 \n\t"
|
|
"ubfx %1, %10, #2, #2 \n\t"
|
|
"ldr %0, [%9, %0, lsl #2] \n\t"
|
|
"ubfx %2, %10, #4, #2 \n\t"
|
|
"ldr %1, [%9, %1, lsl #2] \n\t"
|
|
"ubfx %3, %10, #6, #2 \n\t"
|
|
"ldr %2, [%9, %2, lsl #2] \n\t"
|
|
"vmov d0, %0, %1 \n\t"
|
|
"ldr %3, [%9, %3, lsl #2] \n\t"
|
|
"vld1.32 {d2[],d3[]},[%11,:32] \n\t"
|
|
"vmov d1, %2, %3 \n\t"
|
|
"vmul.f32 q0, q0, q1 \n\t"
|
|
"vst1.32 {q0}, [%4,:128]! \n\t"
|
|
: "=&r"(v0), "=&r"(v1), "=&r"(v2), "=&r"(v3), "+r"(dst),
|
|
"=m"(dst[0]), "=m"(dst[1]), "=m"(dst[2]), "=m"(dst[3])
|
|
: "r"(v), "r"(idx), "r"(scale)
|
|
: "d0", "d1", "d2", "d3");
|
|
return dst;
|
|
}
|
|
|
|
#define VMUL2S VMUL2S
|
|
static inline float *VMUL2S(float *dst, const float *v, unsigned idx,
|
|
unsigned sign, const float *scale)
|
|
{
|
|
unsigned v0, v1, v2, v3;
|
|
__asm__ ("ubfx %0, %8, #0, #4 \n\t"
|
|
"ubfx %1, %8, #4, #4 \n\t"
|
|
"ldr %0, [%7, %0, lsl #2] \n\t"
|
|
"lsl %2, %10, #30 \n\t"
|
|
"ldr %1, [%7, %1, lsl #2] \n\t"
|
|
"lsl %3, %10, #31 \n\t"
|
|
"vmov d0, %0, %1 \n\t"
|
|
"bic %2, %2, #1<<30 \n\t"
|
|
"vld1.32 {d1[]}, [%9,:32] \n\t"
|
|
"vmov d2, %2, %3 \n\t"
|
|
"veor d0, d0, d2 \n\t"
|
|
"vmul.f32 d0, d0, d1 \n\t"
|
|
"vst1.32 {d0}, [%4,:64]! \n\t"
|
|
: "=&r"(v0), "=&r"(v1), "=&r"(v2), "=&r"(v3), "+r"(dst),
|
|
"=m"(dst[0]), "=m"(dst[1])
|
|
: "r"(v), "r"(idx), "r"(scale), "r"(sign)
|
|
: "d0", "d1", "d2");
|
|
return dst;
|
|
}
|
|
|
|
#define VMUL4S VMUL4S
|
|
static inline float *VMUL4S(float *dst, const float *v, unsigned idx,
|
|
unsigned sign, const float *scale)
|
|
{
|
|
unsigned v0, v1, v2, v3, nz;
|
|
__asm__ ("vld1.32 {d2[],d3[]},[%13,:32] \n\t"
|
|
"ubfx %0, %12, #0, #2 \n\t"
|
|
"ubfx %1, %12, #2, #2 \n\t"
|
|
"ldr %0, [%11,%0, lsl #2] \n\t"
|
|
"ubfx %2, %12, #4, #2 \n\t"
|
|
"ldr %1, [%11,%1, lsl #2] \n\t"
|
|
"ubfx %3, %12, #6, #2 \n\t"
|
|
"ldr %2, [%11,%2, lsl #2] \n\t"
|
|
"vmov d0, %0, %1 \n\t"
|
|
"ldr %3, [%11,%3, lsl #2] \n\t"
|
|
"lsr %6, %12, #12 \n\t"
|
|
"rbit %6, %6 \n\t"
|
|
"vmov d1, %2, %3 \n\t"
|
|
"lsls %6, %6, #1 \n\t"
|
|
"and %0, %5, #1<<31 \n\t"
|
|
"it cs \n\t"
|
|
"lslcs %5, %5, #1 \n\t"
|
|
"lsls %6, %6, #1 \n\t"
|
|
"and %1, %5, #1<<31 \n\t"
|
|
"it cs \n\t"
|
|
"lslcs %5, %5, #1 \n\t"
|
|
"lsls %6, %6, #1 \n\t"
|
|
"and %2, %5, #1<<31 \n\t"
|
|
"it cs \n\t"
|
|
"lslcs %5, %5, #1 \n\t"
|
|
"vmov d4, %0, %1 \n\t"
|
|
"and %3, %5, #1<<31 \n\t"
|
|
"vmov d5, %2, %3 \n\t"
|
|
"veor q0, q0, q2 \n\t"
|
|
"vmul.f32 q0, q0, q1 \n\t"
|
|
"vst1.32 {q0}, [%4,:128]! \n\t"
|
|
: "=&r"(v0), "=&r"(v1), "=&r"(v2), "=&r"(v3), "+r"(dst),
|
|
"+r"(sign), "=r"(nz),
|
|
"=m"(dst[0]), "=m"(dst[1]), "=m"(dst[2]), "=m"(dst[3])
|
|
: "r"(v), "r"(idx), "r"(scale)
|
|
: "cc", "d0", "d1", "d2", "d3", "d4", "d5");
|
|
return dst;
|
|
}
|
|
|
|
#endif /* HAVE_NEON_INLINE */
|
|
|
|
#endif /* AVCODEC_ARM_AAC_H */
|