476 lines
7.9 KiB
NASM
476 lines
7.9 KiB
NASM
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;*****************************************************************************
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;*
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;* This program is free software ; you can redistribute it and/or modify
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;* it under the terms of the GNU General Public License as published by
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;* the Free Software Foundation; either version 2 of the License, or
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;* (at your option) any later version.
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;*
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;* This program 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
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;* GNU General Public License for more details.
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;*
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;* You should have received a copy of the GNU General Public License
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;* along with this program; if not, write to the Free Software
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;* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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;*
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;* $Id: mcomp_wmmx.asm 271 2005-08-09 08:31:35Z picard $
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;*
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;* The Core Pocket Media Player
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;* Copyright (c) 2004-2005 Gabor Kovacs
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;*
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;*****************************************************************************
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;R0 src
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;R1 dst
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;R2 srcpitch
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;R3 dstpitch
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AREA |.text|, CODE
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macro
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CopyBegin
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add ip,r2,#7
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pld [r0,r2]
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pld [r0,#7]
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stmdb sp!,{lr}
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pld [r0,ip]
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pld [r0]
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mend
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macro
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CopyEnd
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ldmia sp!,{pc}
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mend
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macro
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PreLoad
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pld [r0,r2,lsl #1]
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mend
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macro
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PreLoad2Init
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add ip,r2,#4
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mend
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macro
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PreLoad2
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pld [r0,r2,lsl #1] ;2*pitch
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pld [r0,ip,lsl #1] ;2*pitch+8
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mend
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macro
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PrepareAlignVer $Name, $Height
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ands r14,r0,#7
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tmcr wcgr1,r14
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mov r14,#$Height
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beq $Name.Aligned
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bic r0,r0,#7
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mend
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macro
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PrepareAlignHor $Name
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and r14,r0,#7
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tmcr wcgr1,r14
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add r14,r14,#1
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bic r0,r0,#7
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cmp r14,#8
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beq $Name.Wrap
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tmcr wcgr2,r14
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mov r14,#8
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mend
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;------------------------------------------
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;COPYBLOCK
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;------------------------------------------
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macro
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CopyBlock $Name
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align 16
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export $Name
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$Name proc
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CopyBegin
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sub r1,r1,r3
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PrepareAlignVer $Name,8
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PreLoad2Init
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$Name.Loop
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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add r1,r1,r3
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walignr1 wr0,wr0,wr1
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wstrd wr0,[r1]
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subs r14,r14,#1
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bne $Name.Loop
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CopyEnd
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$Name.Aligned
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PreLoad
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wldrd wr0,[r0]
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add r0,r0,r2
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add r1,r1,r3
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wstrd wr0,[r1]
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subs r14,r14,#1
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bne $Name.Aligned
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CopyEnd
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mend
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;------------------------------------------
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;COPYBLOCKM
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;------------------------------------------
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macro
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CopyBlockM $Name
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align 16
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export $Name
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$Name proc
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CopyBegin
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sub r1,r1,r3
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PrepareAlignVer $Name,16
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PreLoad2Init
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$Name.Loop
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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wldrd wr2,[r0,#16]
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add r0,r0,r2
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add r1,r1,r3
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walignr1 wr0,wr0,wr1
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walignr1 wr1,wr1,wr2
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wstrd wr0,[r1]
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wstrd wr1,[r1,#8]
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subs r14,r14,#1
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bne $Name.Loop
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CopyEnd
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$Name.Aligned
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PreLoad
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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add r1,r1,r3
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wstrd wr0,[r1]
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wstrd wr1,[r1,#8]
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subs r14,r14,#1
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bne $Name.Aligned
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CopyEnd
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mend
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;------------------------------------------
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;ADDBLOCK
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;------------------------------------------
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macro
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AddBlock $Name
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align 16
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export $Name
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$Name proc
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CopyBegin
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PrepareAlignVer $Name,8
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PreLoad2Init
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$Name.Loop
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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wldrd wr5,[r1]
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walignr1 wr0,wr0,wr1
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wavg2br wr0,wr0,wr5
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wstrd wr0,[r1],#8
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subs r14,r14,#1
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bne $Name.Loop
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CopyEnd
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$Name.Aligned
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PreLoad
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wldrd wr0,[r0]
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add r0,r0,r2
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wldrd wr5,[r1]
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wavg2br wr0,wr0,wr5
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wstrd wr0,[r1],#8
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subs r14,r14,#1
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bne $Name.Aligned
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CopyEnd
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mend
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;------------------------------------------
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; COPYBLOCKHOR
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;------------------------------------------
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macro
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CopyHorRow $Round, $Add, $Wrap
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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if $Add > 0
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wldrd wr5,[r1]
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else
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add r1,r1,r3
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endif
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walignr1 wr2,wr0,wr1
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if $Wrap = 0
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walignr2 wr1,wr0,wr1
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endif
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if $Round > 0
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wavg2b wr0,wr1,wr2
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else
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wavg2br wr0,wr1,wr2
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endif
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if $Add > 0
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wavg2br wr0,wr0,wr5
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wstrd wr0,[r1],#8
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else
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wstrd wr0,[r1]
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endif
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mend
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macro
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CopyBlockHor $Name, $Round, $Add
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align 16
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export $Name
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$Name proc
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CopyBegin
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if $Add = 0
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sub r1,r1,r3
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endif
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PreLoad2Init
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PrepareAlignHor $Name
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$Name.Loop
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CopyHorRow $Round,$Add,0
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subs r14,r14,#1
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bne $Name.Loop
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CopyEnd
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$Name.Wrap
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CopyHorRow $Round,$Add,1
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subs r14,r14,#1
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bne $Name.Wrap
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CopyEnd
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mend
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;------------------------------------------
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; COPYBLOCKVER
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;------------------------------------------
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macro
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SetVerRow $Round, $Add
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if $Add > 0
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wldrd wr5,[r1]
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else
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add r1,r1,r3
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endif
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if $Round > 0
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wavg2b wr1,wr0,wr2
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else
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wavg2br wr1,wr0,wr2
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endif
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if $Add > 0
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wavg2br wr1,wr1,wr5
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wstrd wr1,[r1],#8
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else
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wstrd wr1,[r1]
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endif
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mend
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macro
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CopyBlockVer $Name, $Round, $Add
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align 16
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export $Name
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$Name proc
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CopyBegin
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if $Add = 0
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sub r1,r1,r3
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endif
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PrepareAlignVer $Name,8
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PreLoad2Init
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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walignr1 wr0,wr0,wr1
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$Name.Loop
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PreLoad2
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wldrd wr2,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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walignr1 wr2,wr2,wr1
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SetVerRow $Round,$Add
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PreLoad2
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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walignr1 wr0,wr0,wr1
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SetVerRow $Round,$Add
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subs r14,r14,#2
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bne $Name.Loop
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CopyEnd
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$Name.Aligned
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PreLoad
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wldrd wr0,[r0]
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add r0,r0,r2
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$Name.Loop2
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PreLoad
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wldrd wr2,[r0]
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add r0,r0,r2
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SetVerRow $Round,$Add
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PreLoad
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wldrd wr0,[r0]
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add r0,r0,r2
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SetVerRow $Round,$Add
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subs r14,r14,#2
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bne $Name.Loop2
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CopyEnd
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mend
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;------------------------------------------
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; COPYBLOCKHORVER
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;------------------------------------------
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; wr6 0x03
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; wr7 ~0x03
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macro
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LoadHorVerRow $Parity, $Wrap
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PreLoad2
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if $Parity
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wldrd wr0,[r0]
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wldrd wr1,[r0,#8]
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add r0,r0,r2
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walignr1 wr2,wr0,wr1
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if $Wrap = 0
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walignr2 wr1,wr0,wr1
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endif
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wand wr0,wr2,wr6
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wand wr3,wr1,wr6
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wand wr2,wr2,wr7
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wand wr1,wr1,wr7
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wsrldg wr2,wr2,wcgr0
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wsrldg wr1,wr1,wcgr0
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waddb wr2,wr2,wr1
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waddb wr1,wr3,wr0
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else
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wldrd wr3,[r0]
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wldrd wr4,[r0,#8]
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add r0,r0,r2
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walignr1 wr5,wr3,wr4
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if $Wrap = 0
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walignr2 wr4,wr3,wr4
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endif
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wand wr0,wr5,wr6
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wand wr3,wr4,wr6
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wand wr5,wr5,wr7
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wand wr4,wr4,wr7
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wsrldg wr5,wr5,wcgr0
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wsrldg wr4,wr4,wcgr0
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waddb wr5,wr5,wr4
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waddb wr4,wr3,wr0
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endif
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mend
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macro
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SetHorVerRow $Add
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if $Add > 0
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wldrd wr9,[r1]
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else
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add r1,r1,r3
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endif
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waddb wr0,wr1,wr4
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waddb wr0,wr0,wr8 ;rounding
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wand wr0,wr0,wr7
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waddb wr3,wr2,wr5
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wsrldg wr0,wr0,wcgr0
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waddb wr0,wr0,wr3
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if $Add > 0
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wavg2br wr0,wr0,wr9
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wstrd wr0,[r1],#8
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else
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wstrd wr0,[r1]
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endif
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mend
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macro
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CopyBlockHorVer $Name, $Round, $Add
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align 16
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export $Name
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$Name proc
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CopyBegin
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if $Add = 0
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sub r1,r1,r3
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endif
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if $Round > 0
|
||
|
|
mov r14,#1
|
||
|
|
else
|
||
|
|
mov r14,#2
|
||
|
|
endif
|
||
|
|
tbcstb wr8,r14
|
||
|
|
mov r14,#3
|
||
|
|
tbcstb wr6,r14
|
||
|
|
mvn r14,#3
|
||
|
|
tbcstb wr7,r14
|
||
|
|
mov r14,#2
|
||
|
|
tmcr wcgr0,r14
|
||
|
|
PreLoad2Init
|
||
|
|
PrepareAlignHor $Name
|
||
|
|
|
||
|
|
LoadHorVerRow 1,0
|
||
|
|
|
||
|
|
$Name.Loop
|
||
|
|
LoadHorVerRow 0,0
|
||
|
|
SetHorVerRow $Add
|
||
|
|
LoadHorVerRow 1,0
|
||
|
|
SetHorVerRow $Add
|
||
|
|
subs r14,r14,#2
|
||
|
|
bne $Name.Loop
|
||
|
|
CopyEnd
|
||
|
|
|
||
|
|
$Name.Wrap
|
||
|
|
LoadHorVerRow 1,1
|
||
|
|
|
||
|
|
$Name.Loop2
|
||
|
|
LoadHorVerRow 0,1
|
||
|
|
SetHorVerRow $Add
|
||
|
|
LoadHorVerRow 1,1
|
||
|
|
SetHorVerRow $Add
|
||
|
|
subs r14,r14,#2
|
||
|
|
bne $Name.Loop2
|
||
|
|
CopyEnd
|
||
|
|
mend
|
||
|
|
|
||
|
|
CopyBlock WMMXCopyBlock
|
||
|
|
CopyBlockVer WMMXCopyBlockVer,0,0
|
||
|
|
CopyBlockHor WMMXCopyBlockHor,0,0
|
||
|
|
CopyBlockHorVer WMMXCopyBlockHorVer,0,0
|
||
|
|
|
||
|
|
CopyBlockVer WMMXCopyBlockVerRound,1,0
|
||
|
|
CopyBlockHor WMMXCopyBlockHorRound,1,0
|
||
|
|
CopyBlockHorVer WMMXCopyBlockHorVerRound,1,0
|
||
|
|
|
||
|
|
AddBlock WMMXAddBlock
|
||
|
|
CopyBlockVer WMMXAddBlockVer,0,1
|
||
|
|
CopyBlockHor WMMXAddBlockHor,0,1
|
||
|
|
CopyBlockHorVer WMMXAddBlockHorVer,0,1
|
||
|
|
|
||
|
|
CopyBlockM WMMXCopyBlockM
|
||
|
|
|
||
|
|
END
|
||
|
|
|