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82 lines
2.7 KiB
ArmAsm
82 lines
2.7 KiB
ArmAsm
/*
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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 Libav.
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*
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* Libav 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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* Libav 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 Libav; 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/bfin/asm.h"
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DEFUN(put_pixels8uc_no_rnd,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_no_rnd)
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DEFUN(put_pixels16uc_no_rnd,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_no_rnd)
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