754f9336f0
git-svn-id: svn://kolibrios.org@4349 a494cfbc-eb01-0410-851d-a64ba20cac60
590 lines
14 KiB
NASM
590 lines
14 KiB
NASM
;*****************************************************************************
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;* MMX/SSE2/AVX-optimized 10-bit H.264 iDCT code
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;*****************************************************************************
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;* Copyright (C) 2005-2011 x264 project
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;*
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;* Authors: Daniel Kang <daniel.d.kang@gmail.com>
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;*
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;* This file is part of FFmpeg.
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;*
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;* FFmpeg 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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;* FFmpeg 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 FFmpeg; 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 "libavutil/x86/x86util.asm"
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SECTION_RODATA
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pw_pixel_max: times 8 dw ((1 << 10)-1)
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pd_32: times 4 dd 32
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SECTION .text
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;-----------------------------------------------------------------------------
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; void h264_idct_add(pixel *dst, dctcoef *block, int stride)
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;-----------------------------------------------------------------------------
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%macro STORE_DIFFx2 6
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psrad %1, 6
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psrad %2, 6
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packssdw %1, %2
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movq %3, [%5]
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movhps %3, [%5+%6]
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paddsw %1, %3
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CLIPW %1, %4, [pw_pixel_max]
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movq [%5], %1
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movhps [%5+%6], %1
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%endmacro
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%macro STORE_DIFF16 5
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psrad %1, 6
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psrad %2, 6
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packssdw %1, %2
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paddsw %1, [%5]
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CLIPW %1, %3, %4
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mova [%5], %1
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%endmacro
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;dst, in, stride
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%macro IDCT4_ADD_10 3
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mova m0, [%2+ 0]
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mova m1, [%2+16]
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mova m2, [%2+32]
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mova m3, [%2+48]
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IDCT4_1D d,0,1,2,3,4,5
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TRANSPOSE4x4D 0,1,2,3,4
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paddd m0, [pd_32]
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IDCT4_1D d,0,1,2,3,4,5
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pxor m5, m5
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mova [%2+ 0], m5
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mova [%2+16], m5
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mova [%2+32], m5
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mova [%2+48], m5
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STORE_DIFFx2 m0, m1, m4, m5, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m2, m3, m4, m5, %1, %3
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%endmacro
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%macro IDCT_ADD_10 0
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cglobal h264_idct_add_10, 3,3
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IDCT4_ADD_10 r0, r1, r2
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RET
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%endmacro
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INIT_XMM sse2
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IDCT_ADD_10
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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IDCT_ADD_10
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%endif
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;-----------------------------------------------------------------------------
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; h264_idct_add16(pixel *dst, const int *block_offset, dctcoef *block, int stride, const uint8_t nnzc[6*8])
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;-----------------------------------------------------------------------------
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;;;;;;; NO FATE SAMPLES TRIGGER THIS
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%macro ADD4x4IDCT 0
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add4x4_idct %+ SUFFIX:
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add r5, r0
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mova m0, [r2+ 0]
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mova m1, [r2+16]
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mova m2, [r2+32]
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mova m3, [r2+48]
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IDCT4_1D d,0,1,2,3,4,5
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TRANSPOSE4x4D 0,1,2,3,4
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paddd m0, [pd_32]
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IDCT4_1D d,0,1,2,3,4,5
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pxor m5, m5
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mova [r2+ 0], m5
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mova [r2+16], m5
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mova [r2+32], m5
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mova [r2+48], m5
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STORE_DIFFx2 m0, m1, m4, m5, r5, r3
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lea r5, [r5+r3*2]
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STORE_DIFFx2 m2, m3, m4, m5, r5, r3
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ret
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%endmacro
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INIT_XMM sse2
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ALIGN 16
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ADD4x4IDCT
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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ALIGN 16
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ADD4x4IDCT
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%endif
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%macro ADD16_OP 2
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cmp byte [r4+%2], 0
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jz .skipblock%1
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mov r5d, [r1+%1*4]
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call add4x4_idct %+ SUFFIX
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.skipblock%1:
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%if %1<15
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add r2, 64
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%endif
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%endmacro
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%macro IDCT_ADD16_10 0
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cglobal h264_idct_add16_10, 5,6
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ADD16_OP 0, 4+1*8
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ADD16_OP 1, 5+1*8
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ADD16_OP 2, 4+2*8
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ADD16_OP 3, 5+2*8
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ADD16_OP 4, 6+1*8
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ADD16_OP 5, 7+1*8
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ADD16_OP 6, 6+2*8
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ADD16_OP 7, 7+2*8
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ADD16_OP 8, 4+3*8
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ADD16_OP 9, 5+3*8
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ADD16_OP 10, 4+4*8
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ADD16_OP 11, 5+4*8
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ADD16_OP 12, 6+3*8
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ADD16_OP 13, 7+3*8
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ADD16_OP 14, 6+4*8
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ADD16_OP 15, 7+4*8
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REP_RET
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%endmacro
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INIT_XMM sse2
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IDCT_ADD16_10
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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IDCT_ADD16_10
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%endif
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;-----------------------------------------------------------------------------
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; void h264_idct_dc_add(pixel *dst, dctcoef *block, int stride)
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;-----------------------------------------------------------------------------
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%macro IDCT_DC_ADD_OP_10 3
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pxor m5, m5
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%if avx_enabled
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paddw m1, m0, [%1+0 ]
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paddw m2, m0, [%1+%2 ]
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paddw m3, m0, [%1+%2*2]
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paddw m4, m0, [%1+%3 ]
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%else
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mova m1, [%1+0 ]
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mova m2, [%1+%2 ]
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mova m3, [%1+%2*2]
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mova m4, [%1+%3 ]
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paddw m1, m0
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paddw m2, m0
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paddw m3, m0
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paddw m4, m0
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%endif
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CLIPW m1, m5, m6
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CLIPW m2, m5, m6
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CLIPW m3, m5, m6
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CLIPW m4, m5, m6
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mova [%1+0 ], m1
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mova [%1+%2 ], m2
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mova [%1+%2*2], m3
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mova [%1+%3 ], m4
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%endmacro
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INIT_MMX mmxext
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cglobal h264_idct_dc_add_10,3,3
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movd m0, [r1]
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mov dword [r1], 0
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paddd m0, [pd_32]
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psrad m0, 6
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lea r1, [r2*3]
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pshufw m0, m0, 0
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mova m6, [pw_pixel_max]
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IDCT_DC_ADD_OP_10 r0, r2, r1
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RET
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;-----------------------------------------------------------------------------
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; void h264_idct8_dc_add(pixel *dst, dctcoef *block, int stride)
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;-----------------------------------------------------------------------------
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%macro IDCT8_DC_ADD 0
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cglobal h264_idct8_dc_add_10,3,4,7
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movd m0, [r1]
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mov dword[r1], 0
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paddd m0, [pd_32]
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psrad m0, 6
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lea r1, [r2*3]
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SPLATW m0, m0, 0
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mova m6, [pw_pixel_max]
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IDCT_DC_ADD_OP_10 r0, r2, r1
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lea r0, [r0+r2*4]
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IDCT_DC_ADD_OP_10 r0, r2, r1
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RET
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%endmacro
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INIT_XMM sse2
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IDCT8_DC_ADD
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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IDCT8_DC_ADD
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%endif
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;-----------------------------------------------------------------------------
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; h264_idct_add16intra(pixel *dst, const int *block_offset, dctcoef *block, int stride, const uint8_t nnzc[6*8])
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;-----------------------------------------------------------------------------
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%macro AC 1
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.ac%1:
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mov r5d, [r1+(%1+0)*4]
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call add4x4_idct %+ SUFFIX
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mov r5d, [r1+(%1+1)*4]
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add r2, 64
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call add4x4_idct %+ SUFFIX
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add r2, 64
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jmp .skipadd%1
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%endmacro
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%assign last_block 16
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%macro ADD16_OP_INTRA 2
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cmp word [r4+%2], 0
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jnz .ac%1
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mov r5d, [r2+ 0]
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or r5d, [r2+64]
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jz .skipblock%1
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mov r5d, [r1+(%1+0)*4]
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call idct_dc_add %+ SUFFIX
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.skipblock%1:
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%if %1<last_block-2
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add r2, 128
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%endif
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.skipadd%1:
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%endmacro
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%macro IDCT_ADD16INTRA_10 0
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idct_dc_add %+ SUFFIX:
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add r5, r0
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movq m0, [r2+ 0]
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movhps m0, [r2+64]
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mov dword [r2+ 0], 0
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mov dword [r2+64], 0
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paddd m0, [pd_32]
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psrad m0, 6
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pshufhw m0, m0, 0
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pshuflw m0, m0, 0
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lea r6, [r3*3]
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mova m6, [pw_pixel_max]
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IDCT_DC_ADD_OP_10 r5, r3, r6
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ret
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cglobal h264_idct_add16intra_10,5,7,8
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ADD16_OP_INTRA 0, 4+1*8
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ADD16_OP_INTRA 2, 4+2*8
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ADD16_OP_INTRA 4, 6+1*8
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ADD16_OP_INTRA 6, 6+2*8
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ADD16_OP_INTRA 8, 4+3*8
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ADD16_OP_INTRA 10, 4+4*8
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ADD16_OP_INTRA 12, 6+3*8
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ADD16_OP_INTRA 14, 6+4*8
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REP_RET
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AC 8
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AC 10
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AC 12
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AC 14
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AC 0
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AC 2
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AC 4
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AC 6
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%endmacro
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INIT_XMM sse2
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IDCT_ADD16INTRA_10
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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IDCT_ADD16INTRA_10
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%endif
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%assign last_block 36
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;-----------------------------------------------------------------------------
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; h264_idct_add8(pixel **dst, const int *block_offset, dctcoef *block, int stride, const uint8_t nnzc[6*8])
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;-----------------------------------------------------------------------------
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%macro IDCT_ADD8 0
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cglobal h264_idct_add8_10,5,8,7
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%if ARCH_X86_64
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mov r7, r0
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%endif
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add r2, 1024
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mov r0, [r0]
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ADD16_OP_INTRA 16, 4+ 6*8
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ADD16_OP_INTRA 18, 4+ 7*8
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add r2, 1024-128*2
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%if ARCH_X86_64
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mov r0, [r7+gprsize]
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%else
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mov r0, r0m
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mov r0, [r0+gprsize]
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%endif
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ADD16_OP_INTRA 32, 4+11*8
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ADD16_OP_INTRA 34, 4+12*8
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REP_RET
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AC 16
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AC 18
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AC 32
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AC 34
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%endmacro ; IDCT_ADD8
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INIT_XMM sse2
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IDCT_ADD8
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%if HAVE_AVX_EXTERNAL
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INIT_XMM avx
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IDCT_ADD8
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%endif
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;-----------------------------------------------------------------------------
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; void h264_idct8_add(pixel *dst, dctcoef *block, int stride)
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;-----------------------------------------------------------------------------
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%macro IDCT8_1D 2
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SWAP 0, 1
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psrad m4, m5, 1
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psrad m1, m0, 1
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paddd m4, m5
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paddd m1, m0
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paddd m4, m7
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paddd m1, m5
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psubd m4, m0
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paddd m1, m3
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psubd m0, m3
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psubd m5, m3
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paddd m0, m7
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psubd m5, m7
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psrad m3, 1
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psrad m7, 1
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psubd m0, m3
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psubd m5, m7
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SWAP 1, 7
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psrad m1, m7, 2
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psrad m3, m4, 2
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paddd m3, m0
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psrad m0, 2
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paddd m1, m5
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psrad m5, 2
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psubd m0, m4
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psubd m7, m5
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SWAP 5, 6
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psrad m4, m2, 1
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psrad m6, m5, 1
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psubd m4, m5
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paddd m6, m2
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mova m2, %1
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mova m5, %2
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SUMSUB_BA d, 5, 2
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SUMSUB_BA d, 6, 5
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SUMSUB_BA d, 4, 2
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SUMSUB_BA d, 7, 6
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SUMSUB_BA d, 0, 4
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SUMSUB_BA d, 3, 2
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SUMSUB_BA d, 1, 5
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SWAP 7, 6, 4, 5, 2, 3, 1, 0 ; 70315246 -> 01234567
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%endmacro
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%macro IDCT8_1D_FULL 1
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mova m7, [%1+112*2]
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mova m6, [%1+ 96*2]
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mova m5, [%1+ 80*2]
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mova m3, [%1+ 48*2]
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mova m2, [%1+ 32*2]
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mova m1, [%1+ 16*2]
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IDCT8_1D [%1], [%1+ 64*2]
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%endmacro
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; %1=int16_t *block, %2=int16_t *dstblock
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%macro IDCT8_ADD_SSE_START 2
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IDCT8_1D_FULL %1
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%if ARCH_X86_64
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TRANSPOSE4x4D 0,1,2,3,8
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mova [%2 ], m0
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TRANSPOSE4x4D 4,5,6,7,8
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mova [%2+8*2], m4
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%else
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mova [%1], m7
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TRANSPOSE4x4D 0,1,2,3,7
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mova m7, [%1]
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mova [%2 ], m0
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mova [%2+16*2], m1
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mova [%2+32*2], m2
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mova [%2+48*2], m3
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TRANSPOSE4x4D 4,5,6,7,3
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mova [%2+ 8*2], m4
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mova [%2+24*2], m5
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mova [%2+40*2], m6
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mova [%2+56*2], m7
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%endif
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%endmacro
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; %1=uint8_t *dst, %2=int16_t *block, %3=int stride
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%macro IDCT8_ADD_SSE_END 3
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IDCT8_1D_FULL %2
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mova [%2 ], m6
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mova [%2+16*2], m7
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pxor m7, m7
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STORE_DIFFx2 m0, m1, m6, m7, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m2, m3, m6, m7, %1, %3
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mova m0, [%2 ]
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mova m1, [%2+16*2]
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m4, m5, m6, m7, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m0, m1, m6, m7, %1, %3
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%endmacro
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%macro IDCT8_ADD 0
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cglobal h264_idct8_add_10, 3,4,16
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%if UNIX64 == 0
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%assign pad 16-gprsize-(stack_offset&15)
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sub rsp, pad
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call h264_idct8_add1_10 %+ SUFFIX
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add rsp, pad
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RET
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%endif
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ALIGN 16
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; TODO: does not need to use stack
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h264_idct8_add1_10 %+ SUFFIX:
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%assign pad 256+16-gprsize
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sub rsp, pad
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add dword [r1], 32
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%if ARCH_X86_64
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IDCT8_ADD_SSE_START r1, rsp
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SWAP 1, 9
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SWAP 2, 10
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SWAP 3, 11
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SWAP 5, 13
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SWAP 6, 14
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SWAP 7, 15
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IDCT8_ADD_SSE_START r1+16, rsp+128
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PERMUTE 1,9, 2,10, 3,11, 5,1, 6,2, 7,3, 9,13, 10,14, 11,15, 13,5, 14,6, 15,7
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IDCT8_1D [rsp], [rsp+128]
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SWAP 0, 8
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SWAP 1, 9
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SWAP 2, 10
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SWAP 3, 11
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SWAP 4, 12
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SWAP 5, 13
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SWAP 6, 14
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SWAP 7, 15
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IDCT8_1D [rsp+16], [rsp+144]
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psrad m8, 6
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psrad m0, 6
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packssdw m8, m0
|
|
paddsw m8, [r0]
|
|
pxor m0, m0
|
|
mova [r1+ 0], m0
|
|
mova [r1+ 16], m0
|
|
mova [r1+ 32], m0
|
|
mova [r1+ 48], m0
|
|
mova [r1+ 64], m0
|
|
mova [r1+ 80], m0
|
|
mova [r1+ 96], m0
|
|
mova [r1+112], m0
|
|
mova [r1+128], m0
|
|
mova [r1+144], m0
|
|
mova [r1+160], m0
|
|
mova [r1+176], m0
|
|
mova [r1+192], m0
|
|
mova [r1+208], m0
|
|
mova [r1+224], m0
|
|
mova [r1+240], m0
|
|
CLIPW m8, m0, [pw_pixel_max]
|
|
mova [r0], m8
|
|
mova m8, [pw_pixel_max]
|
|
STORE_DIFF16 m9, m1, m0, m8, r0+r2
|
|
lea r0, [r0+r2*2]
|
|
STORE_DIFF16 m10, m2, m0, m8, r0
|
|
STORE_DIFF16 m11, m3, m0, m8, r0+r2
|
|
lea r0, [r0+r2*2]
|
|
STORE_DIFF16 m12, m4, m0, m8, r0
|
|
STORE_DIFF16 m13, m5, m0, m8, r0+r2
|
|
lea r0, [r0+r2*2]
|
|
STORE_DIFF16 m14, m6, m0, m8, r0
|
|
STORE_DIFF16 m15, m7, m0, m8, r0+r2
|
|
%else
|
|
IDCT8_ADD_SSE_START r1, rsp
|
|
IDCT8_ADD_SSE_START r1+16, rsp+128
|
|
lea r3, [r0+8]
|
|
IDCT8_ADD_SSE_END r0, rsp, r2
|
|
IDCT8_ADD_SSE_END r3, rsp+16, r2
|
|
mova [r1+ 0], m7
|
|
mova [r1+ 16], m7
|
|
mova [r1+ 32], m7
|
|
mova [r1+ 48], m7
|
|
mova [r1+ 64], m7
|
|
mova [r1+ 80], m7
|
|
mova [r1+ 96], m7
|
|
mova [r1+112], m7
|
|
mova [r1+128], m7
|
|
mova [r1+144], m7
|
|
mova [r1+160], m7
|
|
mova [r1+176], m7
|
|
mova [r1+192], m7
|
|
mova [r1+208], m7
|
|
mova [r1+224], m7
|
|
mova [r1+240], m7
|
|
%endif ; ARCH_X86_64
|
|
|
|
add rsp, pad
|
|
ret
|
|
%endmacro
|
|
|
|
INIT_XMM sse2
|
|
IDCT8_ADD
|
|
%if HAVE_AVX_EXTERNAL
|
|
INIT_XMM avx
|
|
IDCT8_ADD
|
|
%endif
|
|
|
|
;-----------------------------------------------------------------------------
|
|
; h264_idct8_add4(pixel **dst, const int *block_offset, dctcoef *block, int stride, const uint8_t nnzc[6*8])
|
|
;-----------------------------------------------------------------------------
|
|
;;;;;;; NO FATE SAMPLES TRIGGER THIS
|
|
%macro IDCT8_ADD4_OP 2
|
|
cmp byte [r4+%2], 0
|
|
jz .skipblock%1
|
|
mov r0d, [r6+%1*4]
|
|
add r0, r5
|
|
call h264_idct8_add1_10 %+ SUFFIX
|
|
.skipblock%1:
|
|
%if %1<12
|
|
add r1, 256
|
|
%endif
|
|
%endmacro
|
|
|
|
%macro IDCT8_ADD4 0
|
|
cglobal h264_idct8_add4_10, 0,7,16
|
|
%assign pad 16-gprsize-(stack_offset&15)
|
|
SUB rsp, pad
|
|
mov r5, r0mp
|
|
mov r6, r1mp
|
|
mov r1, r2mp
|
|
mov r2d, r3m
|
|
movifnidn r4, r4mp
|
|
IDCT8_ADD4_OP 0, 4+1*8
|
|
IDCT8_ADD4_OP 4, 6+1*8
|
|
IDCT8_ADD4_OP 8, 4+3*8
|
|
IDCT8_ADD4_OP 12, 6+3*8
|
|
ADD rsp, pad
|
|
RET
|
|
%endmacro ; IDCT8_ADD4
|
|
|
|
INIT_XMM sse2
|
|
IDCT8_ADD4
|
|
%if HAVE_AVX_EXTERNAL
|
|
INIT_XMM avx
|
|
IDCT8_ADD4
|
|
%endif
|