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Diffstat (limited to 'src/gui/painting/qdrawhelper_armv6_rvct.s')
| -rw-r--r-- | src/gui/painting/qdrawhelper_armv6_rvct.s | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper_armv6_rvct.s b/src/gui/painting/qdrawhelper_armv6_rvct.s new file mode 100644 index 0000000000..215bdafdcd --- /dev/null +++ b/src/gui/painting/qdrawhelper_armv6_rvct.s @@ -0,0 +1,177 @@ +;/**************************************************************************** +;** +;** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +;** Contact: Nokia Corporation (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 http://www.qtsoftware.com/contact. +;** $QT_END_LICENSE$ +;** +;****************************************************************************/ + +; +; 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 |