;*****************************************************************************;* predict-a.asm: h264 encoder library;*****************************************************************************;* Copyright (C) 2005 x264 project;*;* Authors: Loren Merritt <lorenm@u.washington.edu>;*;* This program is free software; you can redistribute it and/or modify;* it under the terms of the GNU General Public License as published by;* the Free Software Foundation; either version 2 of the License, or;* (at your option) any later version.;*;* This program 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 General Public License for more details.;*;* You should have received a copy of the GNU General Public License;* along with this program; if not, write to the Free Software;* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.;*****************************************************************************BITS 64;=============================================================================; Macros and other preprocessor constants;=============================================================================%include "amd64inc.asm"%macro STORE8x8 2    movq        [parm1q + 0*FDEC_STRIDE], %1    movq        [parm1q + 1*FDEC_STRIDE], %1    movq        [parm1q + 2*FDEC_STRIDE], %1    movq        [parm1q + 3*FDEC_STRIDE], %1    movq        [parm1q + 4*FDEC_STRIDE], %2    movq        [parm1q + 5*FDEC_STRIDE], %2    movq        [parm1q + 6*FDEC_STRIDE], %2    movq        [parm1q + 7*FDEC_STRIDE], %2%endmacro%macro STORE16x16 2    mov         eax, 4ALIGN 4.loop:    movq        [parm1q + 1*FDEC_STRIDE], %1    movq        [parm1q + 2*FDEC_STRIDE], %1    movq        [parm1q + 3*FDEC_STRIDE], %1    movq        [parm1q + 4*FDEC_STRIDE], %1    movq        [parm1q + 1*FDEC_STRIDE + 8], %2    movq        [parm1q + 2*FDEC_STRIDE + 8], %2    movq        [parm1q + 3*FDEC_STRIDE + 8], %2    movq        [parm1q + 4*FDEC_STRIDE + 8], %2    dec         eax    lea         parm1q, [parm1q + 4*FDEC_STRIDE]    jnz         .loop    nop%endmacroSECTION .rodata align=16ALIGN 16pw_2: times 4 dw 2pw_4: times 4 dw 4pw_8: times 4 dw 8pw_3210:    dw 0    dw 1    dw 2    dw 3ALIGN 16pb_1: times 16 db 1pb_00s_ff:    times 8 db 0pb_0s_ff:    times 7 db 0    db 0xff;=============================================================================; Code;=============================================================================SECTION .textcglobal predict_4x4_ddl_mmxextcglobal predict_4x4_vl_mmxextcglobal predict_8x8_v_mmxextcglobal predict_8x8_dc_mmxextcglobal predict_8x8_dc_top_mmxextcglobal predict_8x8_dc_left_mmxextcglobal predict_8x8_ddl_mmxextcglobal predict_8x8_ddl_sse2cglobal predict_8x8_ddr_sse2cglobal predict_8x8_vl_sse2cglobal predict_8x8_vr_core_mmxextcglobal predict_8x8c_v_mmxcglobal predict_8x8c_dc_core_mmxextcglobal predict_8x8c_p_core_mmxextcglobal predict_16x16_p_core_mmxextcglobal predict_16x16_v_mmxcglobal predict_16x16_dc_core_mmxextcglobal predict_16x16_dc_top_mmxext; dest, left, right, src, tmp; output: %1 = (t[n-1] + t[n]*2 + t[n+1] + 2) >> 2%macro PRED8x8_LOWPASS0 6    mov%6       %5, %2    pavgb       %2, %3    pxor        %3, %5    mov%6       %1, %4    pand        %3, [pb_1 GLOBAL]    psubusb     %2, %3    pavgb       %1, %2%endmacro%macro PRED8x8_LOWPASS 5    PRED8x8_LOWPASS0 %1, %2, %3, %4, %5, q%endmacro%macro PRED8x8_LOWPASS_XMM 5    PRED8x8_LOWPASS0 %1, %2, %3, %4, %5, dqa%endmacro;-----------------------------------------------------------------------------; void predict_4x4_ddl_mmxext( uint8_t *src );-----------------------------------------------------------------------------ALIGN 16predict_4x4_ddl_mmxext:    sub         parm1q, FDEC_STRIDE    movq        mm3, [parm1q]    movq        mm1, [parm1q-1]    movq        mm2, mm3    movq        mm4, [pb_0s_ff GLOBAL]    psrlq       mm2, 8    pand        mm4, mm3    por         mm2, mm4    PRED8x8_LOWPASS mm0, mm1, mm2, mm3, mm5%assign Y 1%rep 4    psrlq       mm0, 8    movd        [parm1q+Y*FDEC_STRIDE], mm0%assign Y (Y+1)%endrep    ret;-----------------------------------------------------------------------------; void predict_4x4_vl_mmxext( uint8_t *src );-----------------------------------------------------------------------------ALIGN 16predict_4x4_vl_mmxext:    movq        mm1, [parm1q-FDEC_STRIDE]    movq        mm3, mm1    movq        mm2, mm1    psrlq       mm3, 8    psrlq       mm2, 16    movq        mm4, mm3    pavgb       mm4, mm1    PRED8x8_LOWPASS mm0, mm1, mm2, mm3, mm5    movd        [parm1q+0*FDEC_STRIDE], mm4    movd        [parm1q+1*FDEC_STRIDE], mm0    psrlq       mm4, 8    psrlq       mm0, 8    movd        [parm1q+2*FDEC_STRIDE], mm4    movd        [parm1q+3*FDEC_STRIDE], mm0    ret;-----------------------------------------------------------------------------; void predict_8x8_v_mmxext( uint8_t *src, uint8_t *edge );-----------------------------------------------------------------------------ALIGN 16predict_8x8_v_mmxext:    movq        mm0, [parm2q+16]    STORE8x8    mm0, mm0    ret;-----------------------------------------------------------------------------; void predict_8x8_dc_mmxext( uint8_t *src, uint8_t *edge );;-----------------------------------------------------------------------------ALIGN 16predict_8x8_dc_mmxext:    pxor        mm0, mm0    pxor        mm1, mm1    psadbw      mm0, [parm2q+7]    psadbw      mm1, [parm2q+16]    paddw       mm0, [pw_8 GLOBAL]    paddw       mm0, mm1    psrlw       mm0, 4    pshufw      mm0, mm0, 0    packuswb    mm0, mm0    STORE8x8    mm0, mm0    ret;-----------------------------------------------------------------------------; void predict_8x8_dc_top_mmxext( uint8_t *src, uint8_t *edge );;-----------------------------------------------------------------------------ALIGN 16predict_8x8_dc_top_mmxext:    pxor        mm0, mm0    psadbw      mm0, [parm2q+16]    paddw       mm0, [pw_4 GLOBAL]    psrlw       mm0, 3    pshufw      mm0, mm0, 0    packuswb    mm0, mm0    STORE8x8    mm0, mm0    ret;-----------------------------------------------------------------------------; void predict_8x8_dc_left_mmxext( uint8_t *src, uint8_t *edge );;-----------------------------------------------------------------------------ALIGN 16predict_8x8_dc_left_mmxext:    pxor        mm0, mm0    psadbw      mm0, [parm2q+7]    paddw       mm0, [pw_4 GLOBAL]    psrlw       mm0, 3    pshufw      mm0, mm0, 0    packuswb    mm0, mm0    STORE8x8    mm0, mm0    ret;-----------------------------------------------------------------------------; void predict_8x8_ddl_mmxext( uint8_t *src, uint8_t *edge );-----------------------------------------------------------------------------ALIGN 16predict_8x8_ddl_mmxext:    movq        mm5, [parm2q+16]    movq        mm2, [parm2q+17]    movq        mm3, [parm2q+23]    movq        mm4, [parm2q+25]    movq        mm1, mm5    psllq       mm1, 8    PRED8x8_LOWPASS mm0, mm1, mm2, mm5, mm7    PRED8x8_LOWPASS mm1, mm3, mm4, [parm2q+24], mm6%assign Y 7%rep 6    movq        [parm1q+Y*FDEC_STRIDE], mm1    movq        mm2, mm0    psllq       mm1, 8    psrlq       mm2, 56    psllq       mm0, 8    por         mm1, mm2%assign Y (Y-1)%endrep    movq        [parm1q+Y*FDEC_STRIDE], mm1    psllq       mm1, 8    psrlq       mm0, 56    por         mm1, mm0%assign Y (Y-1)    movq        [parm1q+Y*FDEC_STRIDE], mm1    ret;-----------------------------------------------------------------------------; void predict_8x8_ddl_sse2( uint8_t *src, uint8_t *edge );-----------------------------------------------------------------------------ALIGN 16predict_8x8_ddl_sse2:    movdqa      xmm3, [parm2q+16]    movdqu      xmm2, [parm2q+17]    movdqa      xmm1, xmm3    pslldq      xmm1, 1    PRED8x8_LOWPASS_XMM xmm0, xmm1, xmm2, xmm3, xmm4