;****************************************************************************
;**
;** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
;** All rights reserved.
;** Contact: Nokia Corporation (qt-info@nokia.com)
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;** This file is part of the QtGui module of the Qt Toolkit.
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;** $QT_BEGIN_LICENSE:LGPL$
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;** This file contains pre-release code and may not be distributed.
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;** contained in the Technology Preview License Agreement accompanying
;** this package.
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;** GNU Lesser General Public License Usage
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;** 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
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;****************************************************************************
;
; 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