mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-12 19:18:44 +02:00
994c4bc107
Also do some small cosmetic changes: Drop pointless _MMX suffix from ABSD2 macro name, drop pointless check for MMX support, we always assume MMX is available in our SIMD code, fix spelling.
178 lines
4.8 KiB
NASM
178 lines
4.8 KiB
NASM
;******************************************************************************
|
|
;* optimized audio functions
|
|
;* Copyright (c) 2008 Loren Merritt
|
|
;*
|
|
;* 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 "libavutil/x86/x86util.asm"
|
|
|
|
SECTION .text
|
|
|
|
%macro SCALARPRODUCT 0
|
|
; int ff_scalarproduct_int16(int16_t *v1, int16_t *v2, int order)
|
|
cglobal scalarproduct_int16, 3,3,3, v1, v2, order
|
|
add orderd, orderd
|
|
add v1q, orderq
|
|
add v2q, orderq
|
|
neg orderq
|
|
pxor m2, m2
|
|
.loop:
|
|
movu m0, [v1q + orderq]
|
|
movu m1, [v1q + orderq + mmsize]
|
|
pmaddwd m0, [v2q + orderq]
|
|
pmaddwd m1, [v2q + orderq + mmsize]
|
|
paddd m2, m0
|
|
paddd m2, m1
|
|
add orderq, mmsize*2
|
|
jl .loop
|
|
%if mmsize == 16
|
|
movhlps m0, m2
|
|
paddd m2, m0
|
|
pshuflw m0, m2, 0x4e
|
|
%else
|
|
pshufw m0, m2, 0x4e
|
|
%endif
|
|
paddd m2, m0
|
|
movd eax, m2
|
|
RET
|
|
%endmacro
|
|
|
|
INIT_MMX mmxext
|
|
SCALARPRODUCT
|
|
INIT_XMM sse2
|
|
SCALARPRODUCT
|
|
|
|
|
|
;-----------------------------------------------------------------------------
|
|
; void ff_vector_clip_int32(int32_t *dst, const int32_t *src, int32_t min,
|
|
; int32_t max, unsigned int len)
|
|
;-----------------------------------------------------------------------------
|
|
|
|
; %1 = number of xmm registers used
|
|
; %2 = number of inline load/process/store loops per asm loop
|
|
; %3 = process 4*mmsize (%3=0) or 8*mmsize (%3=1) bytes per loop
|
|
; %4 = CLIPD function takes min/max as float instead of int (SSE2 version)
|
|
; %5 = suffix
|
|
%macro VECTOR_CLIP_INT32 4-5
|
|
cglobal vector_clip_int32%5, 5,5,%1, dst, src, min, max, len
|
|
%if %4
|
|
cvtsi2ss m4, minm
|
|
cvtsi2ss m5, maxm
|
|
%else
|
|
movd m4, minm
|
|
movd m5, maxm
|
|
%endif
|
|
SPLATD m4
|
|
SPLATD m5
|
|
.loop:
|
|
%assign %%i 0
|
|
%rep %2
|
|
mova m0, [srcq + mmsize * (0 + %%i)]
|
|
mova m1, [srcq + mmsize * (1 + %%i)]
|
|
mova m2, [srcq + mmsize * (2 + %%i)]
|
|
mova m3, [srcq + mmsize * (3 + %%i)]
|
|
%if %3
|
|
mova m7, [srcq + mmsize * (4 + %%i)]
|
|
mova m8, [srcq + mmsize * (5 + %%i)]
|
|
mova m9, [srcq + mmsize * (6 + %%i)]
|
|
mova m10, [srcq + mmsize * (7 + %%i)]
|
|
%endif
|
|
CLIPD m0, m4, m5, m6
|
|
CLIPD m1, m4, m5, m6
|
|
CLIPD m2, m4, m5, m6
|
|
CLIPD m3, m4, m5, m6
|
|
%if %3
|
|
CLIPD m7, m4, m5, m6
|
|
CLIPD m8, m4, m5, m6
|
|
CLIPD m9, m4, m5, m6
|
|
CLIPD m10, m4, m5, m6
|
|
%endif
|
|
mova [dstq + mmsize * (0 + %%i)], m0
|
|
mova [dstq + mmsize * (1 + %%i)], m1
|
|
mova [dstq + mmsize * (2 + %%i)], m2
|
|
mova [dstq + mmsize * (3 + %%i)], m3
|
|
%if %3
|
|
mova [dstq + mmsize * (4 + %%i)], m7
|
|
mova [dstq + mmsize * (5 + %%i)], m8
|
|
mova [dstq + mmsize * (6 + %%i)], m9
|
|
mova [dstq + mmsize * (7 + %%i)], m10
|
|
%endif
|
|
%assign %%i (%%i + 4 * (1 + %3))
|
|
%endrep
|
|
add srcq, mmsize*4*(%2+%3)
|
|
add dstq, mmsize*4*(%2+%3)
|
|
sub lend, mmsize*(%2+%3)
|
|
jg .loop
|
|
REP_RET
|
|
%endmacro
|
|
|
|
INIT_MMX mmx
|
|
VECTOR_CLIP_INT32 0, 1, 0, 0
|
|
INIT_XMM sse2
|
|
VECTOR_CLIP_INT32 6, 1, 0, 0, _int
|
|
VECTOR_CLIP_INT32 6, 2, 0, 1
|
|
INIT_XMM sse4
|
|
%ifdef m8
|
|
VECTOR_CLIP_INT32 11, 1, 1, 0
|
|
%else
|
|
VECTOR_CLIP_INT32 6, 1, 0, 0
|
|
%endif
|
|
|
|
; void ff_vector_clipf_sse(float *dst, const float *src,
|
|
; int len, float min, float max)
|
|
INIT_XMM sse
|
|
cglobal vector_clipf, 3, 3, 6, dst, src, len, min, max
|
|
%if ARCH_X86_32
|
|
VBROADCASTSS m0, minm
|
|
VBROADCASTSS m1, maxm
|
|
%elif WIN64
|
|
VBROADCASTSS m0, m3
|
|
VBROADCASTSS m1, maxm
|
|
%else ; 64bit sysv
|
|
VBROADCASTSS m0, m0
|
|
VBROADCASTSS m1, m1
|
|
%endif
|
|
|
|
movsxdifnidn lenq, lend
|
|
|
|
.loop:
|
|
mova m2, [srcq + 4 * lenq - 4 * mmsize]
|
|
mova m3, [srcq + 4 * lenq - 3 * mmsize]
|
|
mova m4, [srcq + 4 * lenq - 2 * mmsize]
|
|
mova m5, [srcq + 4 * lenq - 1 * mmsize]
|
|
|
|
maxps m2, m0
|
|
maxps m3, m0
|
|
maxps m4, m0
|
|
maxps m5, m0
|
|
|
|
minps m2, m1
|
|
minps m3, m1
|
|
minps m4, m1
|
|
minps m5, m1
|
|
|
|
mova [dstq + 4 * lenq - 4 * mmsize], m2
|
|
mova [dstq + 4 * lenq - 3 * mmsize], m3
|
|
mova [dstq + 4 * lenq - 2 * mmsize], m4
|
|
mova [dstq + 4 * lenq - 1 * mmsize], m5
|
|
|
|
sub lenq, mmsize
|
|
jg .loop
|
|
|
|
RET
|