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741 lines
24 KiB
741 lines
24 KiB
/* |
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* Blackfin Pixel Operations |
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* Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.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 "config_bfin.h" |
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DEFUN(put_pixels_clamped,mL1, |
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(DCTELEM *block, uint8_t *dest, int line_size)): |
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[--SP] = (R7:4); |
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R4 = 0; |
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R5.l = 0x00ff; |
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R5.h = 0x00ff; |
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I0 = R0; // block |
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I1 = R1; // dest |
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R2 += -4; // line_size |
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M1 = R2; |
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P0 = 8; |
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R0 = [I0++]; |
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R1 = [I0++]; |
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R2 = MAX(R0, R4) (V); |
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LSETUP (ppc$0,ppc$1) LC0=P0; |
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ppc$0: R2 = MIN(R2, R5) (V); |
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R3 = MAX(R1, R4) (V); |
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R3 = MIN(R3, R5) (V) || R0 = [I0++]; |
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R6 = BYTEPACK (R2,R3) || R1 = [I0++]; |
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R2 = MAX(R0, R4) (V) || [I1++] = R6; |
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R2 = MIN(R2, R5) (V); |
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R3 = MAX(R1, R4) (V); |
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R3 = MIN(R3, R5) (V) || R0 = [I0++]; |
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R6 = BYTEPACK (R2,R3) || R1 = [I0++]; |
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ppc$1: R2 = Max(R0, R4) (V) || [I1++M1] = R6; |
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(R7:4) = [SP++]; |
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RTS; |
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DEFUN_END(put_pixels_clamped) |
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DEFUN(add_pixels_clamped,mL1, |
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(DCTELEM *block, uint8_t *dest, int line_size)): |
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[-- SP] = (R7:4); |
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R4 = 0; |
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I0 = 0; |
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R2 += -4; // line_size |
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M0 = R2; |
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I1 = R1; // dest |
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I3 = R0; // block |
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I2 = R1; // dest |
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P0 = 8; |
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M3 = 2; |
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R0 = [I3++] || R2 = [I1]; |
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R2 = R2 << 8 || R0.H = W[I3--] || R3 = [I1++]; |
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R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; |
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R6 = BYTEOP3P(R1:0, R3:2) (LO) || R1.H = W[I3++] || R2 = [I1]; |
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LSETUP(apc$2,apc$3) LC1 = P0; |
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apc$2: R7 = BYTEOP3P(R1:0, R3:2) (HI, R) || R0 = [I3++] || R3 = [I1++M0]; |
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R2 = R2 << 8 || R0.H = W[I3--]; |
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R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; |
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R6 = R6 + R7 (S) || R1.H = W[I3]; |
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R6 = BYTEOP3P(R1:0, R3:2) (LO) || I3+=M3 || [I2++]=R6; |
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R7 = BYTEOP3P(R1:0, R3:2) (HI, R) || R0 = [I3++] || R2 = [I1]; |
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R2 = R2 << 8 || R0.H = W[I3--] || R3 = [I1++]; |
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R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; |
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R6 = R6 + R7 (S) || R1.H = W[I3++]; |
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apc$3: R6 = BYTEOP3P(R1:0, R3:2) (LO) || [I2++M0] = R6 || R2 = [I1]; |
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(R7:4) = [SP++]; |
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RTS; |
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DEFUN_END(add_pixels_clamped) |
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/* |
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motion compensation |
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primitives |
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* Halfpel motion compensation with rounding (a+b+1)>>1. |
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* This is an array[4][4] of motion compensation funcions for 4 |
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* horizontal blocksizes (8,16) and the 4 halfpel positions<br> |
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* *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
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* @param block destination where the result is stored |
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* @param pixels source |
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* @param line_size number of bytes in a horizontal line of block |
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* @param h height |
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*/ |
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DEFUN(put_pixels8uc,mL1, |
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(uint8_t *block, const uint8_t *s0, const uint8_t *s1, |
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int dest_size, int line_size, int h)): |
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i3=r0; // dest |
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i0=r1; // src0 |
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i1=r2; // src1 |
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r0=[sp+12]; // dest_size |
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r2=[sp+16]; // line_size |
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p0=[sp+20]; // h |
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[--sp] = (r7:6); |
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r0+=-4; |
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m3=r0; |
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r2+=-8; |
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m0=r2; |
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LSETUP(pp8$0,pp8$1) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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pp8$0: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++M0]|| R2 =[I1++M0]; |
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R7 = BYTEOP1P(R1:0,R3:2)(R) || R0 = [I0++] || [I3++] = R6 ; |
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pp8$1: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; |
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(r7:6) = [sp++]; |
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RTS; |
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DEFUN_END(put_pixels8uc) |
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DEFUN(put_pixels16uc,mL1, |
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(uint8_t *block, const uint8_t *s0, const uint8_t *s1, |
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int dest_size, int line_size, int h)): |
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link 0; |
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[--sp] = (r7:6); |
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i3=r0; // dest |
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i0=r1; // src0 |
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i1=r2; // src1 |
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r0=[fp+20]; // dest_size |
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r2=[fp+24]; // line_size |
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p0=[fp+28]; // h |
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r0+=-12; |
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m3=r0; // line_size |
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r2+=-16; |
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m0=r2; |
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LSETUP(pp16$0,pp16$1) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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pp16$0: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++] || R2 =[I1++]; |
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R7 = BYTEOP1P(R1:0,R3:2)(R) || R1 = [I0++] || R3 =[I1++]; |
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[I3++] = R6; |
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R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++M0] || R2 =[I1++M0]; |
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R7 = BYTEOP1P(R1:0,R3:2)(R) || R0 = [I0++] || [I3++] = R7 ; |
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[I3++] = R6; |
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pp16$1: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; |
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(r7:6) = [sp++]; |
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unlink; |
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RTS; |
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DEFUN_END(put_pixels16uc) |
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DEFUN(put_pixels8uc_nornd,mL1, |
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(uint8_t *block, const uint8_t *s0, const uint8_t *s1, |
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int line_size, int h)): |
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i3=r0; // dest |
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i0=r1; // src0 |
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i1=r2; // src1 |
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r2=[sp+12]; // line_size |
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p0=[sp+16]; // h |
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[--sp] = (r7:6); |
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r2+=-4; |
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m3=r2; |
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r2+=-4; |
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m0=r2; |
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LSETUP(pp8$2,pp8$3) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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pp8$2: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++M0]|| R2 =[I1++M0]; |
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R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R0 = [I0++] || [I3++] = R6 ; |
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pp8$3: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; |
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(r7:6) = [sp++]; |
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RTS; |
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DEFUN_END(put_pixels8uc_nornd) |
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DEFUN(put_pixels16uc_nornd,mL1, |
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(uint8_t *block, const uint8_t *s0, const uint8_t *s1, |
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int line_size, int h)): |
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i3=r0; // dest |
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i0=r1; // src0 |
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i1=r2; // src1 |
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r2=[sp+12]; // line_size |
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p0=[sp+16]; // h |
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[--sp] = (r7:6); |
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r2+=-12; |
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m3=r2; // line_size |
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r2+=-4; |
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m0=r2; |
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LSETUP(pp16$2,pp16$3) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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pp16$2: |
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DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++] || R2 =[I1++]; |
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R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R1 = [I0++] || R3 =[I1++]; |
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[I3++] = R6; |
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R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++M0] || R2 =[I1++M0]; |
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R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R0 = [I0++] || [I3++] = R7 ; |
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[I3++] = R6; |
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pp16$3: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; |
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(r7:6) = [sp++]; |
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RTS; |
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DEFUN_END(put_pixels16uc_nornd) |
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DEFUN(z_put_pixels16_xy2,mL1, |
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(uint8_t *block, const uint8_t *s0, |
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int dest_size, int line_size, int h)): |
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link 0; |
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[--sp] = (r7:4); |
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i3=r0; // dest |
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i0=r1; // src0--> pixels |
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i1=r1; // src1--> pixels + line_size |
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r2+=-12; |
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m2=r2; // m2=dest_width-4 |
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r2=[fp+20]; |
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m3=r2; // line_size |
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p0=[fp+24]; // h |
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r2+=-16; |
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i1+=m3; /* src1 + line_size */ |
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m0=r2; /* line-size - 20 */ |
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B0 = I0; |
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B1 = I1; |
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B3 = I3; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LSETUP(LS$16E,LE$16E) LC0=P0; |
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LS$16E: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++] || R2 =[I1++]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R1 = [I0++] || [I3++] = R4 ; |
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DISALGNEXCPT || R3 = [I1++] || [I3++] = R5; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++M0]|| R2 = [I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R0 = [I0++] || [I3++] = R4 ; |
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LE$16E: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
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M1 = 1; |
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I3 = B3; |
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I1 = B1; |
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I0 = B0; |
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I0 += M1; |
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I1 += M1; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LSETUP(LS$16O,LE$16O) LC0=P0; |
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LS$16O: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++] || R2 =[I1++]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R1 = [I0++] || R6 =[I3++]; |
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R4 = R4 +|+ R6 || R7 = [I3--]; |
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R5 = R5 +|+ R7 || [I3++] = R4; |
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DISALGNEXCPT || R3 =[I1++] || [I3++] = R5; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++M0]|| R2 = [I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R0 = [I0++] || R6 = [I3++]; |
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R4 = R4 +|+ R6 || R7 = [I3--]; |
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R5 = R5 +|+ R7 || [I3++] = R4; |
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LE$16O: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
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(r7:4) = [sp++]; |
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unlink; |
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rts; |
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DEFUN_END(z_put_pixels16_xy2) |
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DEFUN(put_pixels16_xy2_nornd,mL1, |
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(uint8_t *block, const uint8_t *s0, |
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int line_size, int h)): |
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link 0; |
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[--sp] = (r7:4); |
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i3=r0; // dest |
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i0=r1; // src0--> pixels |
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i1=r1; // src1--> pixels + line_size |
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m3=r2; |
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r2+=-12; |
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m2=r2; |
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r2+=-4; |
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i1+=m3; /* src1 + line_size */ |
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m0=r2; /* line-size - 20 */ |
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p0=[fp+20]; // h |
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B0=I0; |
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B1=I1; |
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B3=I3; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LSETUP(LS$16ET,LE$16ET) LC0=P0; |
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LS$16ET:DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (TL) || R0 = [I0++] || R2 =[I1++]; |
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R5 = BYTEOP2P (R3:2,R1:0) (TL,R) || R1 = [I0++] || [I3++] = R4 ; |
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DISALGNEXCPT || R3 = [I1++] || [I3++] = R5; |
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R4 = BYTEOP2P (R3:2,R1:0) (TL) || R0 = [I0++M0]|| R2 = [I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (TL,R) || R0 = [I0++] || [I3++] = R4 ; |
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LE$16ET:DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
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M1 = 1; |
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I3=B3; |
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I1=B1; |
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I0=B0; |
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I0 += M1; |
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I1 += M1; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LSETUP(LS$16OT,LE$16OT) LC0=P0; |
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LS$16OT:DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (TH) || R0 = [I0++] || R2 =[I1++]; |
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R5 = BYTEOP2P (R3:2,R1:0) (TH,R) || R1 = [I0++] || R6 =[I3++]; |
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R4 = R4 +|+ R6 || R7 = [I3--]; |
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R5 = R5 +|+ R7 || [I3++] = R4; |
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DISALGNEXCPT || R3 =[I1++] || [I3++] = R5; |
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R4 = BYTEOP2P (R3:2,R1:0) (TH) || R0 = [I0++M0]|| R2 = [I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (TH,R) || R0 = [I0++] || R6 = [I3++]; |
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R4 = R4 +|+ R6 || R7 = [I3--]; |
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R5 = R5 +|+ R7 || [I3++] = R4; |
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LE$16OT:DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
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(r7:4) = [sp++]; |
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unlink; |
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rts; |
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DEFUN_END(put_pixels16_xy2_nornd) |
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DEFUN(z_put_pixels8_xy2,mL1, |
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(uint8_t *block, const uint8_t *s0, |
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int dest_size, int line_size, int h)): |
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link 0; |
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[--sp] = (r7:4); |
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i3=r0; // dest |
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i0=r1; // src0--> pixels |
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i1=r1; // src1--> pixels + line_size |
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r2+=-4; |
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m2=r2; // m2=dest_width-4 |
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r2=[fp+20]; |
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m3=r2; // line_size |
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p0=[fp+24]; // h |
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r2+=-8; |
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i1+=m3; /* src1 + line_size */ |
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m0=r2; /* line-size - 20 */ |
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b0 = I0; |
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b1 = I1; |
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b3 = I3; |
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LSETUP(LS$8E,LE$8E) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LS$8E: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++M0] || R2 =[I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R0 = [I0++] || [I3++] = R4 ; |
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LE$8E: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
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M1 = 1; |
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I3 = b3; |
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I1 = b1; |
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I0 = b0; |
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I0 += M1; |
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I1 += M1; |
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LSETUP(LS$8O,LE$8O) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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LS$8O: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; |
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R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++M0] || R2 =[I1++M0]; |
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R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R0 = [I0++] || R6 =[I3++]; |
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R4 = R4 +|+ R6 || R7 = [I3--]; |
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R5 = R5 +|+ R7 || [I3++] = R4; |
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LE$8O: DISALGNEXCPT || R2 =[I1++] || [I3++M2] = R5; |
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(r7:4) = [sp++]; |
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unlink; |
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rts; |
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DEFUN_END(z_put_pixels8_xy2) |
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|
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DEFUN(put_pixels8_xy2_nornd,mL1, |
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(uint8_t *block, const uint8_t *s0, int line_size, int h)): |
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link 0; |
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[--sp] = (r7:4); |
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i3=r0; // dest |
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i0=r1; // src0--> pixels |
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i1=r1; // src1--> pixels + line_size |
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m3=r2; |
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r2+=-4; |
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m2=r2; |
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r2+=-4; |
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i1+=m3; /* src1 + line_size */ |
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m0=r2; /* line-size - 20 */ |
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p0=[fp+20]; // h |
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|
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b0 = I0; |
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b1 = I1; |
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b3 = I3; |
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|
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LSETUP(LS$8ET,LE$8ET) LC0=P0; |
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DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
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|
|
LS$8ET: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
R4 = BYTEOP2P (R3:2,R1:0) (TL) || R0 = [I0++M0] || R2 = [I1++M0]; |
|
R5 = BYTEOP2P (R3:2,R1:0) (TL,R) || R0 = [I0++] || [I3++] = R4 ; |
|
LE$8ET: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; |
|
|
|
M1 = 1; |
|
I3 = b3; |
|
I1 = b1; |
|
I0 = b0; |
|
|
|
I0 += M1; |
|
I1 += M1; |
|
|
|
LSETUP(LS$8OT,LE$8OT) LC0=P0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 = [I1++]; |
|
|
|
LS$8OT: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
R4 = BYTEOP2P (R3:2,R1:0) (TH) || R0 = [I0++M0] || R2 = [I1++M0]; |
|
R5 = BYTEOP2P (R3:2,R1:0) (TH,R) || R0 = [I0++] || R6 = [I3++]; |
|
R4 = R4 +|+ R6 || R7 = [I3--]; |
|
R5 = R5 +|+ R7 || [I3++] = R4; |
|
LE$8OT: DISALGNEXCPT || R2 =[I1++] || [I3++M2] = R5; |
|
|
|
(r7:4) = [sp++]; |
|
unlink; |
|
rts; |
|
|
|
DEFUN(diff_pixels,mL1, |
|
(DCTELEM *block, uint8_t *s1, uint8_t *s2, int stride)): |
|
link 0; |
|
[--sp] = (r7:4); |
|
p0=8; |
|
i3=r0; // block |
|
i0=r1; // s1 |
|
i1=r2; // s2 |
|
r2=[fp+20]; // stride |
|
r2+=-8; |
|
m0=r2; |
|
|
|
|
|
LSETUP(.LS0,.LE0) LC0=P0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
|
|
|
.LS0: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
(R5,R4) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M0]; |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R0 = [I0++] || [I3++] = R4; |
|
DISALGNEXCPT || R2 = [I1++] || [I3++] = R5; |
|
[i3++]=r6; |
|
.LE0: [i3++]=r7; |
|
|
|
(r7:4) = [sp++]; |
|
unlink; |
|
rts; |
|
DEFUN_END(put_pixels8_xy2_nornd) |
|
|
|
/* |
|
for (i = 0; i < 16; i++) { |
|
for (j = 0; j < 16; j++) { |
|
sum += pix[j]; |
|
} |
|
pix += line_size; |
|
} |
|
*/ |
|
DEFUN(pix_sum,mL1, |
|
(uint8_t *p, int stride)): |
|
link 0; |
|
[--sp] = (r7:4); |
|
p0=8; |
|
i0=r0; // s1 |
|
i1=r0; |
|
m1=r1; |
|
r1=r1+r1; |
|
r1+=-16; // stride |
|
m0=r1; |
|
i1+=m1; |
|
|
|
r6=0; |
|
|
|
LSETUP(LS$PS,LE$PS) LC0=P0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
|
|
|
LS$PS: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
(R5,R4) = BYTEOP16P (R3:2,R1:0) || R0 = [I0++] || R2 = [I1++]; |
|
r6=r6+|+r5; |
|
r6=r6+|+r4; |
|
(R5,R4) = BYTEOP16P (R3:2,R1:0) (R)|| R1 = [I0++] || R3 = [I1++]; |
|
r6=r6+|+r5; |
|
r6=r6+|+r4; |
|
(R5,R4) = BYTEOP16P (R3:2,R1:0) || R0 = [I0++m0] || R2 = [I1++m0]; |
|
r6=r6+|+r5; |
|
r6=r6+|+r4; |
|
(R5,R4) = BYTEOP16P (R3:2,R1:0) (R)|| R0 = [I0++] || R2 = [I1++]; |
|
r6=r6+|+r5; |
|
LE$PS: r6=r6+|+r4; |
|
r0.l=r6.l+r6.h; |
|
r0.h=0; |
|
|
|
(r7:4) = [sp++]; |
|
unlink; |
|
rts; |
|
DEFUN_END(pix_sum) |
|
|
|
|
|
DEFUN(get_pixels,mL1, |
|
(DCTELEM *restrict block, const uint8_t *pixels, int line_size)): |
|
[--sp] = (r7:4); |
|
i3=r0; // dest |
|
i0=r1; // src0 |
|
p0=8; |
|
r2+=-8; |
|
m0=r2; |
|
LSETUP(gp8$0,gp8$1) LC0=P0; |
|
|
|
DISALGNEXCPT || R0 = [I0++]; |
|
DISALGNEXCPT || R1 = [I0++]; |
|
|
|
gp8$0: (R7,R6) = byteunpack R1:0 || R0 = [I0++M0]; |
|
(R5,R4) = byteunpack R1:0 (R) || R0 = [I0++] || [I3++]=R6; |
|
DISALGNEXCPT || R1 = [I0++] || [I3++]=R7; |
|
[I3++]=R4; |
|
gp8$1: [I3++]=R5 |
|
|
|
|
|
(r7:4) = [sp++]; |
|
RTS; |
|
DEFUN_END(get_pixels) |
|
|
|
|
|
/* sad = sad16x16 (ubyte *mb, ubyte *refwin, srcwidth, refwinwidth, h) */ |
|
/* 91 cycles */ |
|
DEFUN(z_sad16x16,mL1, |
|
(uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h)): |
|
link 0; |
|
I0 = R0; |
|
I1 = R1; |
|
|
|
A1 = A0 = 0; |
|
R0 = [sp+20]; // rwidth |
|
P2 = [sp+24]; // height |
|
R3 = 16; |
|
R0 = R0 - R3; |
|
R3 = R2 - R3; |
|
M1 = R0; |
|
M0 = R3; |
|
|
|
DISALGNEXCPT || R0 = [I0++] || R2 = [I1++]; |
|
LSETUP (s$16, e$16) LC0=P2; |
|
s$16: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
SAA (R1:0,R3:2) || R0 = [I0++] || R2 = [I1++]; |
|
SAA (R1:0,R3:2) (R) || R1 = [I0++] || R3 = [I1++]; |
|
SAA (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M1]; |
|
e$16: SAA (R1:0,R3:2) (R) || R0 = [I0++] || R2 = [I1++]; |
|
|
|
R3=A1.L+A1.H, R2=A0.L+A0.H ; |
|
R0 = R2 + R3 ; |
|
unlink; |
|
RTS; |
|
DEFUN_END(z_sad16x16) |
|
|
|
/* sad = sad8x8 (ubyte *mb, ubyte *refwin, int srcwidth, int refwinwidth, int h) */ |
|
/* 36 cycles */ |
|
DEFUN(z_sad8x8,mL1, |
|
(uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h)): |
|
I0 = R0; |
|
I1 = R1; |
|
|
|
A1 = A0 = 0; |
|
r0 = [sp+12]; // rwidth |
|
P2 = [sp+16]; //height |
|
R3 = 8; |
|
R0 = R0 - R3; |
|
R3 = R2 - R3; |
|
M0 = R3; |
|
M1 = R0; |
|
|
|
LSETUP (s$8, e$8) LC0=P2; |
|
DISALGNEXCPT || R0 = [I0++] || R2 = [I1++]; |
|
DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
s$8: SAA (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M1]; |
|
SAA (R1:0,R3:2) (R) || R0 = [I0++] || R2 = [I1++]; |
|
e$8: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
|
|
R3=A1.L+A1.H, R2=A0.L+A0.H ; |
|
R0 = R2 + R3 ; |
|
RTS; |
|
DEFUN_END(z_sad8x8) |
|
|
|
DEFUN(pix_norm1,mL1, |
|
(uint8_t * pix, int line_size)): |
|
[--SP]=(R7:4,P5:3); |
|
|
|
// Fetch the input arguments. |
|
P1 = R0; // pix |
|
P0 = R1; // line_size |
|
P5 = 16; // loop ctr. |
|
P0 -= P5; |
|
M0 = P0; // M0 = line_size-16; |
|
// Now for the real work. |
|
A1 = A0 = 0; |
|
lsetup(_pix_norm1_blkfn_loopStart, _pix_norm1_blkfn_loopEnd) LC1 = P5; |
|
I0 = P1; |
|
DISALGNEXCPT || r0 = [i0++]; |
|
|
|
_pix_norm1_blkfn_loopStart: |
|
// following unpacks pix1[0..15] pix1+line_size[0..15] |
|
DISALGNEXCPT || r1 = [i0++]; |
|
|
|
(r5, r4) = byteunpack r1:0 || r0 = [i0++]; |
|
a1 += r5.h * r5.h, a0 += r5.l * r5.l (is); |
|
a1 += r4.h * r4.h, a0 += r4.l * r4.l (is); |
|
(r5, r4) = byteunpack r1:0(r) || r1 = [i0++]; |
|
a1 += r5.h * r5.h, a0 += r5.l * r5.l (is); |
|
a1 += r4.h * r4.h, a0 += r4.l * r4.l (is); |
|
(r5, r4) = byteunpack r1:0 || r0 = [i0++M0]; |
|
a1 += r5.h * r5.h, a0 += r5.l * r5.l (is); |
|
a1 += r4.h * r4.h, a0 += r4.l * r4.l (is); |
|
(r5, r4) = byteunpack r1:0(r) || r0 = [i0++]; |
|
a1 += r5.h * r5.h, a0 += r5.l * r5.l (is); |
|
_pix_norm1_blkfn_loopEnd: |
|
a1 += r4.h * r4.h, a0 += r4.l * r4.l (is); |
|
|
|
|
|
// Clean up at the end: |
|
R2 = A0, R3 = A1; |
|
R0 = R2 + R3 (S); |
|
|
|
(R7:4,P5:3)=[SP++]; |
|
|
|
RTS; |
|
DEFUN_END(pix_norm1) |
|
|
|
DEFUN(sse4,mL1, |
|
(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)): |
|
link 0; |
|
[--sp] = (r7:6); |
|
p0=[fp+24]; // h |
|
i0=r1; // pix1 |
|
i1=r2; // pix2 |
|
r2=[fp+20]; // line_size |
|
r2+=-4; |
|
m0=r2; |
|
|
|
a0=a1=0; |
|
LSETUP(.S40,.E40) LC0=P0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
|
|
|
.S40: DISALGNEXCPT || R1 = [I0++M0] || R3 = [I1++M0]; |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2); |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
.E40: a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
a0 += a1; |
|
r0 = a0; |
|
|
|
(r7:6) = [sp++]; |
|
unlink; |
|
rts; |
|
DEFUN_END(sse4) |
|
|
|
DEFUN(sse8,mL1, |
|
(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)): |
|
link 0; |
|
[--sp] = (r7:6); |
|
p0=[fp+24]; // h |
|
i0=r1; // pix1 |
|
i1=r2; // pix2 |
|
r2=[fp+20]; // line_size |
|
r2+=-8; |
|
m0=r2; |
|
|
|
a0=a1=0; |
|
LSETUP(.S80,.E80) LC0=P0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
|
|
|
.S80: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M0]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R0 = [I0++] || R2 = [I1++]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
.E80: a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
a0 += a1; |
|
r0 = a0; |
|
|
|
(r7:6) = [sp++]; |
|
unlink; |
|
rts; |
|
DEFUN_END(sse8) |
|
|
|
DEFUN(sse16,mL1, |
|
(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)): |
|
link 0; |
|
[--sp] = (r7:6); |
|
p0=[fp+24]; // h |
|
i0=r1; // pix1 |
|
i1=r2; // pix2 |
|
r2=[fp+20]; // line_size |
|
r2+=-16; |
|
m0=r2; |
|
|
|
a0=a1=0; |
|
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; |
|
LSETUP(.S160,.E160) LC0=P0; |
|
|
|
.S160: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++] || R2 = [I1++]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R1 = [I0++] || R3 = [I1++]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M0]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
(R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R0 = [I0++] || R2 = [I1++]; |
|
a0 += r7.l * r7.l, a1 += r7.h * r7.h (is); |
|
.E160: a0 += r6.l * r6.l, a1 += r6.h * r6.h (is); |
|
a0 += a1; |
|
r0 = a0; |
|
|
|
(r7:6) = [sp++]; |
|
unlink; |
|
rts; |
|
DEFUN_END(sse16) |
|
|
|
|
|
|