mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-26 19:01:44 +02:00
370 lines
9.2 KiB
NASM
370 lines
9.2 KiB
NASM
;******************************************************************************
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;* x86 optimized Format Conversion Utils
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;* Copyright (c) 2008 Loren Merritt
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;*
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;* This file is part of Libav.
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;*
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;* Libav is free software; you can redistribute it and/or
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;* modify it under the terms of the GNU Lesser General Public
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;* License as published by the Free Software Foundation; either
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;* version 2.1 of the License, or (at your option) any later version.
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;*
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;* Libav is distributed in the hope that it will be useful,
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;* Lesser General Public License for more details.
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;*
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with Libav; if not, write to the Free Software
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;******************************************************************************
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%include "x86inc.asm"
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%include "x86util.asm"
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SECTION_TEXT
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;---------------------------------------------------------------------------------
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; void int32_to_float_fmul_scalar(float *dst, const int *src, float mul, int len);
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;---------------------------------------------------------------------------------
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%macro INT32_TO_FLOAT_FMUL_SCALAR 2
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%if UNIX64
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cglobal int32_to_float_fmul_scalar_%1, 3,3,%2, dst, src, len
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%else
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cglobal int32_to_float_fmul_scalar_%1, 4,4,%2, dst, src, mul, len
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%endif
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%if WIN64
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SWAP 0, 2
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%elif ARCH_X86_32
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movss m0, mulm
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%endif
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SPLATD m0
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shl lenq, 2
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add srcq, lenq
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add dstq, lenq
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neg lenq
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.loop:
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%ifidn %1, sse2
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cvtdq2ps m1, [srcq+lenq ]
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cvtdq2ps m2, [srcq+lenq+16]
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%else
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cvtpi2ps m1, [srcq+lenq ]
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cvtpi2ps m3, [srcq+lenq+ 8]
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cvtpi2ps m2, [srcq+lenq+16]
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cvtpi2ps m4, [srcq+lenq+24]
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movlhps m1, m3
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movlhps m2, m4
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%endif
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mulps m1, m0
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mulps m2, m0
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mova [dstq+lenq ], m1
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mova [dstq+lenq+16], m2
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add lenq, 32
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jl .loop
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REP_RET
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%endmacro
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INIT_XMM
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%define SPLATD SPLATD_SSE
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%define movdqa movaps
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INT32_TO_FLOAT_FMUL_SCALAR sse, 5
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%undef movdqa
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%define SPLATD SPLATD_SSE2
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INT32_TO_FLOAT_FMUL_SCALAR sse2, 3
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%undef SPLATD
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;------------------------------------------------------------------------------
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; void ff_float_to_int16(int16_t *dst, const float *src, long len);
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;------------------------------------------------------------------------------
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%macro FLOAT_TO_INT16 2
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cglobal float_to_int16_%1, 3,3,%2, dst, src, len
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add lenq, lenq
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lea srcq, [srcq+2*lenq]
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add dstq, lenq
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neg lenq
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.loop:
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%ifidn %1, sse2
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cvtps2dq m0, [srcq+2*lenq ]
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cvtps2dq m1, [srcq+2*lenq+16]
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packssdw m0, m1
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mova [dstq+lenq], m0
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%else
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cvtps2pi m0, [srcq+2*lenq ]
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cvtps2pi m1, [srcq+2*lenq+ 8]
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cvtps2pi m2, [srcq+2*lenq+16]
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cvtps2pi m3, [srcq+2*lenq+24]
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packssdw m0, m1
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packssdw m2, m3
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mova [dstq+lenq ], m0
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mova [dstq+lenq+8], m2
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%endif
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add lenq, 16
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js .loop
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%ifnidn %1, sse2
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emms
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%endif
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REP_RET
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%endmacro
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INIT_XMM
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FLOAT_TO_INT16 sse2, 2
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INIT_MMX
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FLOAT_TO_INT16 sse, 0
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%define cvtps2pi pf2id
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FLOAT_TO_INT16 3dnow, 0
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%undef cvtps2pi
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;-------------------------------------------------------------------------------
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; void ff_float_to_int16_interleave2(int16_t *dst, const float **src, long len);
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;-------------------------------------------------------------------------------
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%macro FLOAT_TO_INT16_INTERLEAVE2 1
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cglobal float_to_int16_interleave2_%1, 3,4,2, dst, src0, src1, len
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lea lenq, [4*r2q]
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mov src1q, [src0q+gprsize]
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mov src0q, [src0q]
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add dstq, lenq
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add src0q, lenq
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add src1q, lenq
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neg lenq
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.loop:
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%ifidn %1, sse2
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cvtps2dq m0, [src0q+lenq]
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cvtps2dq m1, [src1q+lenq]
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packssdw m0, m1
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movhlps m1, m0
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punpcklwd m0, m1
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mova [dstq+lenq], m0
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%else
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cvtps2pi m0, [src0q+lenq ]
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cvtps2pi m1, [src0q+lenq+8]
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cvtps2pi m2, [src1q+lenq ]
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cvtps2pi m3, [src1q+lenq+8]
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packssdw m0, m1
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packssdw m2, m3
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mova m1, m0
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punpcklwd m0, m2
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punpckhwd m1, m2
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mova [dstq+lenq ], m0
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mova [dstq+lenq+8], m1
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%endif
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add lenq, 16
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js .loop
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%ifnidn %1, sse2
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emms
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%endif
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REP_RET
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%endmacro
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INIT_MMX
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%define cvtps2pi pf2id
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FLOAT_TO_INT16_INTERLEAVE2 3dnow
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%undef cvtps2pi
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%define movdqa movaps
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FLOAT_TO_INT16_INTERLEAVE2 sse
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%undef movdqa
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INIT_XMM
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FLOAT_TO_INT16_INTERLEAVE2 sse2
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%macro PSWAPD_SSE 2
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pshufw %1, %2, 0x4e
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%endmacro
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%macro PSWAPD_3DN1 2
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movq %1, %2
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psrlq %1, 32
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punpckldq %1, %2
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%endmacro
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%macro FLOAT_TO_INT16_INTERLEAVE6 1
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; void float_to_int16_interleave6_sse(int16_t *dst, const float **src, int len)
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cglobal float_to_int16_interleave6_%1, 2,7,0, dst, src, src1, src2, src3, src4, src5
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%if ARCH_X86_64
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%define lend r10d
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mov lend, r2d
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%else
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%define lend dword r2m
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%endif
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mov src1q, [srcq+1*gprsize]
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mov src2q, [srcq+2*gprsize]
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mov src3q, [srcq+3*gprsize]
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mov src4q, [srcq+4*gprsize]
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mov src5q, [srcq+5*gprsize]
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mov srcq, [srcq]
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sub src1q, srcq
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sub src2q, srcq
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sub src3q, srcq
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sub src4q, srcq
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sub src5q, srcq
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.loop:
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cvtps2pi mm0, [srcq]
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cvtps2pi mm1, [srcq+src1q]
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cvtps2pi mm2, [srcq+src2q]
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cvtps2pi mm3, [srcq+src3q]
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cvtps2pi mm4, [srcq+src4q]
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cvtps2pi mm5, [srcq+src5q]
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packssdw mm0, mm3
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packssdw mm1, mm4
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packssdw mm2, mm5
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pswapd mm3, mm0
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punpcklwd mm0, mm1
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punpckhwd mm1, mm2
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punpcklwd mm2, mm3
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pswapd mm3, mm0
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punpckldq mm0, mm2
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punpckhdq mm2, mm1
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punpckldq mm1, mm3
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movq [dstq ], mm0
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movq [dstq+16], mm2
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movq [dstq+ 8], mm1
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add srcq, 8
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add dstq, 24
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sub lend, 2
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jg .loop
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emms
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RET
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%endmacro ; FLOAT_TO_INT16_INTERLEAVE6
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%define pswapd PSWAPD_SSE
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FLOAT_TO_INT16_INTERLEAVE6 sse
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%define cvtps2pi pf2id
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%define pswapd PSWAPD_3DN1
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FLOAT_TO_INT16_INTERLEAVE6 3dnow
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%undef pswapd
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FLOAT_TO_INT16_INTERLEAVE6 3dn2
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%undef cvtps2pi
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;-----------------------------------------------------------------------------
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; void ff_float_interleave6(float *dst, const float **src, unsigned int len);
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;-----------------------------------------------------------------------------
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%macro FLOAT_INTERLEAVE6 2
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cglobal float_interleave6_%1, 2,7,%2, dst, src, src1, src2, src3, src4, src5
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%if ARCH_X86_64
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%define lend r10d
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mov lend, r2d
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%else
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%define lend dword r2m
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%endif
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mov src1q, [srcq+1*gprsize]
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mov src2q, [srcq+2*gprsize]
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mov src3q, [srcq+3*gprsize]
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mov src4q, [srcq+4*gprsize]
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mov src5q, [srcq+5*gprsize]
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mov srcq, [srcq]
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sub src1q, srcq
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sub src2q, srcq
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sub src3q, srcq
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sub src4q, srcq
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sub src5q, srcq
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.loop:
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%ifidn %1, sse
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movaps m0, [srcq]
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movaps m1, [srcq+src1q]
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movaps m2, [srcq+src2q]
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movaps m3, [srcq+src3q]
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movaps m4, [srcq+src4q]
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movaps m5, [srcq+src5q]
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SBUTTERFLYPS 0, 1, 6
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SBUTTERFLYPS 2, 3, 6
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SBUTTERFLYPS 4, 5, 6
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movaps m6, m4
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shufps m4, m0, 0xe4
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movlhps m0, m2
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movhlps m6, m2
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movaps [dstq ], m0
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movaps [dstq+16], m4
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movaps [dstq+32], m6
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movaps m6, m5
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shufps m5, m1, 0xe4
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movlhps m1, m3
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movhlps m6, m3
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movaps [dstq+48], m1
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movaps [dstq+64], m5
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movaps [dstq+80], m6
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%else ; mmx
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movq m0, [srcq]
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movq m1, [srcq+src1q]
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movq m2, [srcq+src2q]
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movq m3, [srcq+src3q]
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movq m4, [srcq+src4q]
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movq m5, [srcq+src5q]
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SBUTTERFLY dq, 0, 1, 6
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SBUTTERFLY dq, 2, 3, 6
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SBUTTERFLY dq, 4, 5, 6
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movq [dstq ], m0
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movq [dstq+ 8], m2
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movq [dstq+16], m4
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movq [dstq+24], m1
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movq [dstq+32], m3
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movq [dstq+40], m5
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%endif
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add srcq, mmsize
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add dstq, mmsize*6
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sub lend, mmsize/4
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jg .loop
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%ifidn %1, mmx
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emms
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%endif
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REP_RET
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%endmacro
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INIT_MMX
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FLOAT_INTERLEAVE6 mmx, 0
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INIT_XMM
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FLOAT_INTERLEAVE6 sse, 7
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;-----------------------------------------------------------------------------
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; void ff_float_interleave2(float *dst, const float **src, unsigned int len);
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;-----------------------------------------------------------------------------
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%macro FLOAT_INTERLEAVE2 2
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cglobal float_interleave2_%1, 3,4,%2, dst, src, len, src1
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mov src1q, [srcq+gprsize]
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mov srcq, [srcq ]
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sub src1q, srcq
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.loop
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MOVPS m0, [srcq ]
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MOVPS m1, [srcq+src1q ]
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MOVPS m3, [srcq +mmsize]
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MOVPS m4, [srcq+src1q+mmsize]
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MOVPS m2, m0
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PUNPCKLDQ m0, m1
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PUNPCKHDQ m2, m1
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MOVPS m1, m3
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PUNPCKLDQ m3, m4
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PUNPCKHDQ m1, m4
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MOVPS [dstq ], m0
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MOVPS [dstq+1*mmsize], m2
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MOVPS [dstq+2*mmsize], m3
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MOVPS [dstq+3*mmsize], m1
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add srcq, mmsize*2
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add dstq, mmsize*4
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sub lend, mmsize/2
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jg .loop
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%ifidn %1, mmx
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emms
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%endif
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REP_RET
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%endmacro
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INIT_MMX
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%define MOVPS movq
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%define PUNPCKLDQ punpckldq
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%define PUNPCKHDQ punpckhdq
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FLOAT_INTERLEAVE2 mmx, 0
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INIT_XMM
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%define MOVPS movaps
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%define PUNPCKLDQ unpcklps
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%define PUNPCKHDQ unpckhps
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FLOAT_INTERLEAVE2 sse, 5
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