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FFmpeg/libavcodec/bfin/pixels_bfin.S
Michael Niedermayer ac8987591f Merge commit '88bd7fdc821aaa0cbcf44cf075c62aaa42121e3f' 
* commit '88bd7fdc821aaa0cbcf44cf075c62aaa42121e3f':
  Drop DCTELEM typedef

Conflicts:
	libavcodec/alpha/dsputil_alpha.h
	libavcodec/alpha/motion_est_alpha.c
	libavcodec/arm/dsputil_init_armv6.c
	libavcodec/bfin/dsputil_bfin.h
	libavcodec/bfin/pixels_bfin.S
	libavcodec/cavs.c
	libavcodec/cavsdec.c
	libavcodec/dct-test.c
	libavcodec/dnxhdenc.c
	libavcodec/dsputil.c
	libavcodec/dsputil.h
	libavcodec/dsputil_template.c
	libavcodec/eamad.c
	libavcodec/h264_cavlc.c
	libavcodec/h264idct_template.c
	libavcodec/mpeg12.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo.h
	libavcodec/mpegvideo_enc.c
	libavcodec/ppc/dsputil_altivec.c
	libavcodec/proresdsp.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-23 17:44:56 +01:00

740 lines
24 KiB
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/*
* 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,
(int16_t *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_END(put_pixels_clamped)
DEFUN(add_pixels_clamped,mL1,
(int16_t *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;
DEFUN_END(add_pixels_clamped)
/**
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_END(put_pixels8uc)
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_END(put_pixels16uc)
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_END(put_pixels8uc_nornd)
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_END(put_pixels16uc_nornd)
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_END(z_put_pixels16_xy2)
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_END(put_pixels16_xy2_nornd)
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_END(z_put_pixels8_xy2)
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$8OT: DISALGNEXCPT || R2 =[I1++] || [I3++M2] = R5;
(r7:4) = [sp++];
unlink;
rts;
DEFUN(diff_pixels,mL1,
(int16_t *block, uint8_t *s1, uint8_t *s2, int stride)):
link 0;
[--sp] = (r7:4);
p0=8;
i3=r0; // block
i0=r1; // s1
i1=r2; // s2
r2=[fp+20]; // stride
r2+=-8;
m0=r2;
LSETUP(.LS0,.LE0) LC0=P0;
DISALGNEXCPT || R0 = [I0++] || R2 =[I1++];
.LS0: DISALGNEXCPT || R1 = [I0++] || R3 = [I1++];
(R5,R4) = BYTEOP16M (R1:0,R3:2) || R0 = [I0++M0] || R2 = [I1++M0];
(R7,R6) = BYTEOP16M (R1:0,R3:2) (R)|| R0 = [I0++] || [I3++] = R4;
DISALGNEXCPT || R2 = [I1++] || [I3++] = R5;
[i3++]=r6;
.LE0: [i3++]=r7;
(r7:4) = [sp++];
unlink;
rts;
DEFUN_END(put_pixels8_xy2_nornd)
/*
for (i = 0; i < 16; i++) {
for (j = 0; j < 16; j++) {
sum += pix[j];
}
pix += line_size;
}
*/
DEFUN(pix_sum,mL1,
(uint8_t *p, int stride)):
link 0;
[--sp] = (r7:4);
p0=8;
i0=r0; // s1
i1=r0;
m1=r1;
r1=r1+r1;
r1+=-16; // stride
m0=r1;
i1+=m1;
r6=0;
LSETUP(LS$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,
(int16_t *av_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)
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