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;/****************************************************************************
;**
;** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
;** Contact: Qt Software Information (qt-info@nokia.com)
;**
;** This file is part of the QtGui module of the Qt Toolkit.
;**
;** $QT_BEGIN_LICENSE:LGPL$
;** No Commercial Usage
;** This file contains pre-release code and may not be distributed.
;** You may use this file in accordance with the terms and conditions
;** contained in the either Technology Preview License Agreement or the
;** Beta Release License Agreement.
;**
;** GNU Lesser General Public License Usage
;** Alternatively, this file may be used under the terms of the GNU Lesser
;** General Public License version 2.1 as published by the Free Software
;** Foundation and appearing in the file LICENSE.LGPL included in the
;** packaging of this file. Please review the following information to
;** ensure the GNU Lesser General Public License version 2.1 requirements
;** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
;**
;** In addition, as a special exception, Nokia gives you certain
;** additional rights. These rights are described in the Nokia Qt LGPL
;** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
;** package.
;**
;** GNU General Public License Usage
;** Alternatively, this file may be used under the terms of the GNU
;** General Public License version 3.0 as published by the Free Software
;** Foundation and appearing in the file LICENSE.GPL included in the
;** packaging of this file. Please review the following information to
;** ensure the GNU General Public License version 3.0 requirements will be
;** met: http://www.gnu.org/copyleft/gpl.html.
;**
;** If you are unsure which license is appropriate for your use, please
;** contact the sales department at qt-sales@nokia.com.
;** $QT_END_LICENSE$
;**
;****************************************************************************/
;
; W A R N I N G
; -------------
;
; This file is not part of the Qt API. It exists purely as an
; implementation detail. This header file may change from version to
; version without notice, or even be removed.
;
; We mean it.
;
ARM
PRESERVE8
INCLUDE qdrawhelper_armv6_rvct.inc
;-----------------------------------------------------------------------------
; qt_memfill32_armv6
;
; @brief Not yet in use!
;
; @param dest Destination buffer (r0)
; @param value Value (r1)
; @param count Count (r2)
;
;---------------------------------------------------------------------------
qt_memfill32_armv6 Function
stmfd sp!, {r4-r12, r14}
mov r3, r1
mov r4, r1
mov r5, r1
mov r6, r1
mov r7, r1
mov r8, r1
mov r9, r1
mfill_loop
; Fill 32 pixels per loop iteration
subs r2, r2, #32
stmgeia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
stmgeia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
stmgeia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
stmgeia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
bgt mfill_loop
mfill_remaining
; Fill up to 31 remaining pixels
; Fill 16 pixels
tst r2, #16
stmneia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
stmneia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
; Fill 8 pixels
tst r2, #8
stmneia r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
; Fill 4 pixels
tst r2, #4
stmneia r0!, {r1, r3, r4, r5}
; Fill 2 pixels
tst r2, #2
stmneia r0!, {r1, r3}
; Fill last one
tst r2, #1
strne r1, [r0]
ldmfd sp!, {r4-r12, pc} ; pop and return
;-----------------------------------------------------------------------------
; comp_func_Source_arm
;
; @brief
;
; @param dest Destination buffer (r0)
; @param src Source buffer (r1)
; @param length Length (r2)
; @param const_alpha Constant alpha (r3)
;
;---------------------------------------------------------------------------
comp_func_Source_armv6 Function
stmfd sp!, {r4-r12, r14}
cmp r3, #255 ; if(r3 == 255)
bne src2 ; branch if not
src1 PixCpy r0, r1, r2
ldmfd sp!, {r4-r12, pc} ; pop and return
src2
;ldr r14, =ComponentHalf ; load 0x800080 to r14
mov r14, #0x800000
add r14, r14, #0x80
src22 BlendRow PixelSourceConstAlpha
ldmfd sp!, {r4-r12, pc} ; pop and return
;-----------------------------------------------------------------------------
; comp_func_SourceOver_arm
;
; @brief
;
; @param dest Destination buffer (r0)
; @param src Source buffer (r1)
; @param length Length (r2)
; @param const_alpha Constant alpha (r3)
;
;---------------------------------------------------------------------------
comp_func_SourceOver_armv6 Function
stmfd sp!, {r4-r12, r14}
;ldr r14, =ComponentHalf ; load 0x800080 to r14
mov r14, #0x800000
add r14, r14, #0x80
cmp r3, #255 ; if(r3 == 255)
bne srcovr2 ; branch if not
srcovr1 BlendRow PixelSourceOver
ldmfd sp!, {r4-r12, pc} ; pop and return
srcovr2
srcovr22 BlendRow PixelSourceOverConstAlpha
ldmfd sp!, {r4-r12, pc} ; pop and return
END ; File end
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