diff options
author | Marc Hoffman <mmh@pleasantst.com> | 2007-04-01 22:28:45 +0000 |
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committer | Diego Biurrun <diego@biurrun.de> | 2007-04-01 22:28:45 +0000 |
commit | 67fd620c01ee3b18a0aacb0fc83ff5f86f481850 (patch) | |
tree | 1cd1be18867c9e564705ef212c4edaaeab4a4fbd /libavcodec/bfin/pixels_bfin.S | |
parent | f8fb86e9bb2c6c15103c5d3b6704cf5ae0fdd914 (diff) | |
download | ffmpeg-67fd620c01ee3b18a0aacb0fc83ff5f86f481850.tar.gz |
bfin dsputils, basic pixel operations sads, diffs, motion compensation
and standard IEEE 8x8 block transforms
patch by Marc Hoffman, mmh pleasantst com
Originally committed as revision 8594 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/bfin/pixels_bfin.S')
-rw-r--r-- | libavcodec/bfin/pixels_bfin.S | 723 |
1 files changed, 723 insertions, 0 deletions
diff --git a/libavcodec/bfin/pixels_bfin.S b/libavcodec/bfin/pixels_bfin.S new file mode 100644 index 0000000000..2968fcff6f --- /dev/null +++ b/libavcodec/bfin/pixels_bfin.S @@ -0,0 +1,723 @@ +/* + * Blackfin Pixel Operations + * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include "config_bfin.h" + +DEFUN(put_pixels_clamped,mL1, + (DCTELEM *block, uint8_t *dest, int line_size)): + [--SP] = (R7:4); + R4 = 0; + R5.l = 0x00ff; + R5.h = 0x00ff; + I0 = R0; // block + I1 = R1; // dest + R2 += -4; // line_size + M1 = R2; + P0 = 8; + R0 = [I0++]; + R1 = [I0++]; + R2 = MAX(R0, R4) (V); + LSETUP (ppc$0,ppc$1) LC0=P0; +ppc$0: R2 = MIN(R2, R5) (V); + R3 = MAX(R1, R4) (V); + R3 = MIN(R3, R5) (V) || R0 = [I0++]; + R6 = BYTEPACK (R2,R3) || R1 = [I0++]; + R2 = MAX(R0, R4) (V) || [I1++] = R6; + R2 = MIN(R2, R5) (V); + R3 = MAX(R1, R4) (V); + R3 = MIN(R3, R5) (V) || R0 = [I0++]; + R6 = BYTEPACK (R2,R3) || R1 = [I0++]; +ppc$1: R2 = Max(R0, R4) (V) || [I1++M1] = R6; + + (R7:4) = [SP++]; + RTS; + +DEFUN(add_pixels_clamped,mL1, + (DCTELEM *block, uint8_t *dest, int line_size)): + [-- SP] = (R7:4); + R4 = 0; + I0 = 0; + R2 += -4; // line_size + M0 = R2; + I1 = R1; // dest + I3 = R0; // block + I2 = R1; // dest + P0 = 8; + M3 = 2; + R0 = [I3++] || R2 = [I1]; + R2 = R2 << 8 || R0.H = W[I3--] || R3 = [I1++]; + R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; + R6 = BYTEOP3P(R1:0, R3:2) (LO) || R1.H = W[I3++] || R2 = [I1]; + + LSETUP(apc$2,apc$3) LC1 = P0; +apc$2: R7 = BYTEOP3P(R1:0, R3:2) (HI, R) || R0 = [I3++] || R3 = [I1++M0]; + R2 = R2 << 8 || R0.H = W[I3--]; + R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; + R6 = R6 + R7 (S) || R1.H = W[I3]; + R6 = BYTEOP3P(R1:0, R3:2) (LO) || I3+=M3 || [I2++]=R6; + R7 = BYTEOP3P(R1:0, R3:2) (HI, R) || R0 = [I3++] || R2 = [I1]; + R2 = R2 << 8 || R0.H = W[I3--] || R3 = [I1++]; + R3 = R3 >> 8 || R1.L = W[I3] || I3 += 4; + R6 = R6 + R7 (S) || R1.H = W[I3++]; +apc$3: R6 = BYTEOP3P(R1:0, R3:2) (LO) || [I2++M0] = R6 || R2 = [I1]; + + (R7:4) = [SP++]; + RTS; + + +/* + motion compensation + primitives + + * Halfpel motion compensation with rounding (a+b+1)>>1. + * This is an array[4][4] of motion compensation funcions for 4 + * horizontal blocksizes (8,16) and the 4 halfpel positions<br> + * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] + * @param block destination where the result is stored + * @param pixels source + * @param line_size number of bytes in a horizontal line of block + * @param h height + +*/ + +DEFUN(put_pixels8uc,mL1, + (uint8_t *block, const uint8_t *s0, const uint8_t *s1, + int dest_size, int line_size, int h)): + i3=r0; // dest + i0=r1; // src0 + i1=r2; // src1 + r0=[sp+12]; // dest_size + r2=[sp+16]; // line_size + p0=[sp+20]; // h + [--sp] = (r7:6); + r0+=-4; + m3=r0; + r2+=-8; + m0=r2; + LSETUP(pp8$0,pp8$1) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +pp8$0: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++M0]|| R2 =[I1++M0]; + R7 = BYTEOP1P(R1:0,R3:2)(R) || R0 = [I0++] || [I3++] = R6 ; +pp8$1: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; + + (r7:6) = [sp++]; + RTS; + +DEFUN(put_pixels16uc,mL1, + (uint8_t *block, const uint8_t *s0, const uint8_t *s1, + int dest_size, int line_size, int h)): + link 0; + [--sp] = (r7:6); + i3=r0; // dest + i0=r1; // src0 + i1=r2; // src1 + r0=[fp+20]; // dest_size + r2=[fp+24]; // line_size + p0=[fp+28]; // h + + + r0+=-12; + m3=r0; // line_size + r2+=-16; + m0=r2; + + LSETUP(pp16$0,pp16$1) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +pp16$0: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++] || R2 =[I1++]; + R7 = BYTEOP1P(R1:0,R3:2)(R) || R1 = [I0++] || R3 =[I1++]; + [I3++] = R6; + R6 = BYTEOP1P(R1:0,R3:2) || R0 = [I0++M0] || R2 =[I1++M0]; + R7 = BYTEOP1P(R1:0,R3:2)(R) || R0 = [I0++] || [I3++] = R7 ; + [I3++] = R6; +pp16$1: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; + + (r7:6) = [sp++]; + unlink; + RTS; + + + + + + +DEFUN(put_pixels8uc_nornd,mL1, + (uint8_t *block, const uint8_t *s0, const uint8_t *s1, + int line_size, int h)): + i3=r0; // dest + i0=r1; // src0 + i1=r2; // src1 + r2=[sp+12]; // line_size + p0=[sp+16]; // h + [--sp] = (r7:6); + r2+=-4; + m3=r2; + r2+=-4; + m0=r2; + LSETUP(pp8$2,pp8$3) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +pp8$2: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++M0]|| R2 =[I1++M0]; + R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R0 = [I0++] || [I3++] = R6 ; +pp8$3: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; + + (r7:6) = [sp++]; + RTS; + +DEFUN(put_pixels16uc_nornd,mL1, + (uint8_t *block, const uint8_t *s0, const uint8_t *s1, + int line_size, int h)): + i3=r0; // dest + i0=r1; // src0 + i1=r2; // src1 + r2=[sp+12]; // line_size + p0=[sp+16]; // h + + [--sp] = (r7:6); + r2+=-12; + m3=r2; // line_size + r2+=-4; + m0=r2; + + LSETUP(pp16$2,pp16$3) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +pp16$2: + DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++] || R2 =[I1++]; + R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R1 = [I0++] || R3 =[I1++]; + [I3++] = R6; + + R6 = BYTEOP1P(R1:0,R3:2)(T) || R0 = [I0++M0] || R2 =[I1++M0]; + R7 = BYTEOP1P(R1:0,R3:2)(T,R) || R0 = [I0++] || [I3++] = R7 ; + [I3++] = R6; +pp16$3: DISALGNEXCPT || R2 = [I1++] || [I3++M3] = R7; + + (r7:6) = [sp++]; + + RTS; + +DEFUN(z_put_pixels16_xy2,mL1, + (uint8_t *block, const uint8_t *s0, + int dest_size, int line_size, int h)): + link 0; + [--sp] = (r7:4); + i3=r0; // dest + i0=r1; // src0--> pixels + i1=r1; // src1--> pixels + line_size + r2+=-12; + m2=r2; // m2=dest_width-4 + r2=[fp+20]; + m3=r2; // line_size + p0=[fp+24]; // h + r2+=-16; + i1+=m3; /* src1 + line_size */ + m0=r2; /* line-size - 20 */ + + B0 = I0; + B1 = I1; + B3 = I3; + + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + + LSETUP(LS$16E,LE$16E) LC0=P0; +LS$16E: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++] || R2 =[I1++]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R1 = [I0++] || [I3++] = R4 ; + DISALGNEXCPT || R3 = [I1++] || [I3++] = R5; + R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++M0]|| R2 = [I1++M0]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R0 = [I0++] || [I3++] = R4 ; +LE$16E: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; + + M1 = 1; + I3 = B3; + I1 = B1; + I0 = B0; + + I0 += M1; + I1 += M1; + + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + LSETUP(LS$16O,LE$16O) LC0=P0; +LS$16O: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++] || R2 =[I1++]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R1 = [I0++] || R6 =[I3++]; + R4 = R4 +|+ R6 || R7 = [I3--]; + R5 = R5 +|+ R7 || [I3++] = R4; + DISALGNEXCPT || R3 =[I1++] || [I3++] = R5; + R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++M0]|| R2 = [I1++M0]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R0 = [I0++] || R6 = [I3++]; + R4 = R4 +|+ R6 || R7 = [I3--]; + R5 = R5 +|+ R7 || [I3++] = R4; +LE$16O: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; + + (r7:4) = [sp++]; + unlink; + rts; + +DEFUN(put_pixels16_xy2_nornd,mL1, + (uint8_t *block, const uint8_t *s0, + int line_size, int h)): + link 0; + [--sp] = (r7:4); + i3=r0; // dest + i0=r1; // src0--> pixels + i1=r1; // src1--> pixels + line_size + m3=r2; + r2+=-12; + m2=r2; + r2+=-4; + i1+=m3; /* src1 + line_size */ + m0=r2; /* line-size - 20 */ + p0=[fp+20]; // h + + B0=I0; + B1=I1; + B3=I3; + + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + + LSETUP(LS$16ET,LE$16ET) LC0=P0; +LS$16ET:DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (TL) || R0 = [I0++] || R2 =[I1++]; + R5 = BYTEOP2P (R3:2,R1:0) (TL,R) || R1 = [I0++] || [I3++] = R4 ; + DISALGNEXCPT || R3 = [I1++] || [I3++] = R5; + 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$16ET:DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; + + M1 = 1; + I3=B3; + I1=B1; + I0=B0; + + I0 += M1; + I1 += M1; + + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + LSETUP(LS$16OT,LE$16OT) LC0=P0; +LS$16OT:DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (TH) || R0 = [I0++] || R2 =[I1++]; + R5 = BYTEOP2P (R3:2,R1:0) (TH,R) || R1 = [I0++] || R6 =[I3++]; + R4 = R4 +|+ R6 || R7 = [I3--]; + R5 = R5 +|+ R7 || [I3++] = R4; + DISALGNEXCPT || R3 =[I1++] || [I3++] = R5; + 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$16OT:DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; + + (r7:4) = [sp++]; + unlink; + rts; + +DEFUN(z_put_pixels8_xy2,mL1, + (uint8_t *block, const uint8_t *s0, + int dest_size, int line_size, int h)): + link 0; + [--sp] = (r7:4); + i3=r0; // dest + i0=r1; // src0--> pixels + i1=r1; // src1--> pixels + line_size + r2+=-4; + m2=r2; // m2=dest_width-4 + r2=[fp+20]; + m3=r2; // line_size + p0=[fp+24]; // h + r2+=-8; + i1+=m3; /* src1 + line_size */ + m0=r2; /* line-size - 20 */ + + b0 = I0; + b1 = I1; + b3 = I3; + + LSETUP(LS$8E,LE$8E) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; +LS$8E: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (RNDL) || R0 = [I0++M0] || R2 =[I1++M0]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDL,R) || R0 = [I0++] || [I3++] = R4 ; +LE$8E: DISALGNEXCPT || R2 = [I1++] || [I3++M2] = R5; + + M1 = 1; + I3 = b3; + I1 = b1; + I0 = b0; + + I0 += M1; + I1 += M1; + + LSETUP(LS$8O,LE$8O) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; +LS$8O: DISALGNEXCPT || R1 = [I0++] || R3 =[I1++]; + R4 = BYTEOP2P (R3:2,R1:0) (RNDH) || R0 = [I0++M0] || R2 =[I1++M0]; + R5 = BYTEOP2P (R3:2,R1:0) (RNDH,R) || R0 = [I0++] || R6 =[I3++]; + R4 = R4 +|+ R6 || R7 = [I3--]; + R5 = R5 +|+ R7 || [I3++] = R4; +LE$8O: DISALGNEXCPT || R2 =[I1++] || [I3++M2] = R5; + + (r7:4) = [sp++]; + unlink; + rts; + +DEFUN(put_pixels8_xy2_nornd,mL1, + (uint8_t *block, const uint8_t *s0, int line_size, int h)): + link 0; + [--sp] = (r7:4); + i3=r0; // dest + i0=r1; // src0--> pixels + i1=r1; // src1--> pixels + line_size + m3=r2; + r2+=-4; + m2=r2; + r2+=-4; + i1+=m3; /* src1 + line_size */ + m0=r2; /* line-size - 20 */ + p0=[fp+20]; // h + + + b0 = I0; + b1 = I1; + b3 = I3; + + LSETUP(LS$8ET,LE$8ET) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +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$8OT: DISALGNEXCPT || R2 =[I1++] || [I3++M2] = R5; + + (r7:4) = [sp++]; + unlink; + rts; + +DEFUN(diff_pixels,mL1, + (DCTELEM *block, uint8_t *s1, uint8_t *s2, int stride)): + link 0; + [--sp] = (r7:4); + p0=8; + i3=r0; // block + i0=r1; // s1 + i1=r2; // s2 + r2=[fp+20]; // stride + r2+=-8; + m0=r2; + + + LSETUP(.LS0,.LE0) LC0=P0; + DISALGNEXCPT || R0 = [I0++] || R2 =[I1++]; + +.LS0: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++]; + (R5,R4) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M0]; + (R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R0 = [I0++] || [I3++] = R4; + DISALGNEXCPT || R2 = [I1++] || [I3++] = R5; + [i3++]=r6; +.LE0: [i3++]=r7; + + (r7:4) = [sp++]; + unlink; + rts; + +/* + for (i = 0; i < 16; i++) { + for (j = 0; j < 16; j++) { + sum += pix[j]; + } + pix += line_size; + } +*/ +DEFUN(pix_sum,mL1, + (uint8_t *p, int stride)): + link 0; + [--sp] = (r7:4); + p0=8; + i0=r0; // s1 + i1=r0; + m1=r1; + r1=r1+r1; + r1+=-16; // stride + m0=r1; + i1+=m1; + + r6=0; + + LSETUP(LS$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(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; + + +/* 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; + +/* 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(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(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(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(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; + + |