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authorDamir Tatalovic <dtatalovic@mips.com>2012-03-02 17:43:52 +0100
committerQt by Nokia <qt-info@nokia.com>2012-03-22 18:59:45 +0100
commitfa8e18c3860d8c43795152da1d4c38dc1471f320 (patch)
treec2faf1b7d72c5e6b612e1985ff4611a48a2937ec /src/gui/painting/qdrawhelper_mips_dspr2_asm.S
parent3b2ccf1277e1d673a0a4bcfd81565fc7cf5cc5a6 (diff)
MIPS DSP configure detection and initial blend optimizations.
Adds new MIPS configure test and -no-mips_dsp and -no-mips_dspr2 configure options. List of optimized implementations: - comp_func_SourceOver - comp_func_Source - qt_memfill32 - qt_destFetchARGB32 - qt_destStoreARGB32 - blend [RGB32][RGB32] - blend [ARGB32_Pre][RGB32] - blend [RGB32][ARGB32_Pre] - blend [ARGB32_Pre][ARGB32_Pre] Change-Id: I35411858295b7b3f4895eb56e3b93397528903cc Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src/gui/painting/qdrawhelper_mips_dspr2_asm.S')
-rw-r--r--src/gui/painting/qdrawhelper_mips_dspr2_asm.S95
1 files changed, 95 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper_mips_dspr2_asm.S b/src/gui/painting/qdrawhelper_mips_dspr2_asm.S
new file mode 100644
index 0000000000..688d16b552
--- /dev/null
+++ b/src/gui/painting/qdrawhelper_mips_dspr2_asm.S
@@ -0,0 +1,95 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 MIPS Technologies, www.mips.com, author Damir Tatalovic <dtatalovic@mips.com>
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qt_mips_asm_dsp.h"
+
+LEAF_MIPS_DSPR2(INTERPOLATE_PIXEL_255_asm_mips_dspr2)
+/*
+ * a0 - uint x (First value to multiply)
+ * a1 - uint a (Multiplicator byte for first value)
+ * a2 - uint y (Second value to multiply)
+ * a3 - uint b (Multiplicator byte for second value)
+ */
+
+ .set reorder
+ replv.ph a1, a1
+ replv.ph a3, a3
+ li t8, 8388736
+ muleu_s.ph.qbl t0, a0, a1
+ muleu_s.ph.qbl t1, a2, a3
+ muleu_s.ph.qbr t2, a0, a1
+ muleu_s.ph.qbr t3, a2, a3
+ addu.ph t4, t0, t1
+ addu.ph t5, t2, t3
+ preceu.ph.qbla t0, t4
+ addu t1, t0, t8
+ addu t1, t4, t1
+ preceu.ph.qbla t6, t5
+ addu t7, t6, t8
+ addu t7, t5, t7
+ precrq.qb.ph t2, t1, t7
+ move v0, t2
+ j ra
+
+END(INTERPOLATE_PIXEL_255_asm_mips_dspr2)
+
+LEAF_MIPS_DSPR2(BYTE_MUL_asm_mips_dspr2)
+/*
+ * a0 - uint x (Value to multiply)
+ * a1 - uint a (Multiplicator byte)
+ */
+
+ .set reorder
+ replv.ph a1, a1 /* a1 = 0x00a00a */
+ li t4, 8388736 /* t4 = 0x800080 */
+ muleu_s.ph.qbl t0, a0, a1
+ muleu_s.ph.qbr t2, a0, a1
+ preceu.ph.qbla t1, t0
+ addu t0, t0, t1
+ addu t0, t0, t4
+ preceu.ph.qbla t3, t2
+ addu t2, t2, t3
+ addu t2, t2, t4
+ precrq.qb.ph t4, t0, t2
+ move v0, t4
+ j ra
+
+END(BYTE_MUL_asm_mips_dspr2)