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Diffstat (limited to 'src/gui/painting/qt_mips_asm_dsp_p.h')
| -rw-r--r-- | src/gui/painting/qt_mips_asm_dsp_p.h | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/src/gui/painting/qt_mips_asm_dsp_p.h b/src/gui/painting/qt_mips_asm_dsp_p.h new file mode 100644 index 0000000000..1b78eaf52c --- /dev/null +++ b/src/gui/painting/qt_mips_asm_dsp_p.h @@ -0,0 +1,264 @@ +/**************************************************************************** +** +** Copyright (C) 2012 MIPS Technologies, www.mips.com, author Damir Tatalovic <dtatalovic@mips.com> +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QT_MIPS_ASM_DSP_H +#define QT_MIPS_ASM_DSP_H + +// +// 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. +// + +#if 0 +#pragma qt_sync_stop_processing +#endif + +#define zero $0 +#define AT $1 +#define v0 $2 +#define v1 $3 +#define a0 $4 +#define a1 $5 +#define a2 $6 +#define a3 $7 +#define t0 $8 +#define t1 $9 +#define t2 $10 +#define t3 $11 +#define t4 $12 +#define t5 $13 +#define t6 $14 +#define t7 $15 +#define s0 $16 +#define s1 $17 +#define s2 $18 +#define s3 $19 +#define s4 $20 +#define s5 $21 +#define s6 $22 +#define s7 $23 +#define t8 $24 +#define t9 $25 +#define k0 $26 +#define k1 $27 +#define gp $28 +#define sp $29 +#define fp $30 +#define s8 $30 +#define ra $31 + +/* + * LEAF_MIPS32R2 - declare leaf_mips32r2 routine + */ +#define LEAF_MIPS32R2(symbol) \ + .globl symbol; \ + .align 2; \ + .type symbol,@function; \ + .ent symbol,0; \ +symbol: .frame sp, 0, ra; \ + .set arch=mips32r2; \ + .set noreorder; + +/* + * LEAF_MIPS_DSP - declare leaf_mips_dsp routine + */ +#define LEAF_MIPS_DSP(symbol) \ +LEAF_MIPS32R2(symbol) \ + .set dsp; + +/* + * LEAF_MIPS_DSPR2 - declare leaf_mips_dspr2 routine + */ +#define LEAF_MIPS_DSPR2(symbol) \ +LEAF_MIPS32R2(symbol) \ + .set dspr2; + +/* + * END - mark end of function + */ +#define END(function) \ + .set reorder; \ + .end function; \ + .size function,.-function + +/* + * BYTE_MUL operation on two pixels (in_1 and in_2) with two + * multiplicator bytes, repl_a1 and repl_a2, which should be + * prepered with: + * replv.ph repl_a1, a1 + * replv.ph repl_a2, a2 + * to became such as: + * repl_a1 = | 00 | a1 | 00 | a1 | + * repl_a2 = | 00 | a2 | 00 | a2 | + * + * rounding_factor must have following value: + * li rounding_factor, 0x00800080 + * + * scratch(n) - temporary registers + * + * in_const: 1 -> (default) causes that in_1, in_2 + * registers will remain unchanged after usage + * 0 -> (or anything different then 1) causes + * that registers repl_a1, repl_a2 remain + * unchanged after usage + */ +.macro BYTE_MUL_x2 in_1, in_2, out_1, out_2 \ + repl_a1, repl_a2, rounding_factor, \ + scratch1, scratch2, scratch3, scratch4, \ + in_const = 1 + muleu_s.ph.qbl \scratch1, \in_1, \repl_a1 + muleu_s.ph.qbr \scratch2, \in_1, \repl_a1 + muleu_s.ph.qbl \scratch3, \in_2, \repl_a2 + muleu_s.ph.qbr \scratch4, \in_2, \repl_a2 + +.if \in_const == 1 + preceu.ph.qbla \repl_a1, \scratch1 + preceu.ph.qbla \repl_a2, \scratch2 + preceu.ph.qbla \out_1, \scratch3 + preceu.ph.qbla \out_2, \scratch4 + + addu \scratch1, \repl_a1, \scratch1 + addu \scratch2, \repl_a2, \scratch2 +.else + preceu.ph.qbla \in_1, \scratch1 + preceu.ph.qbla \in_2, \scratch2 + preceu.ph.qbla \out_1, \scratch3 + preceu.ph.qbla \out_2, \scratch4 + + addu \scratch1, \in_1, \scratch1 + addu \scratch2, \in_2, \scratch2 +.endif + + addu \out_1, \out_1, \scratch3 + addu \out_2, \out_2, \scratch4 + + addu \scratch1, \scratch1, \rounding_factor + addu \scratch2, \scratch2, \rounding_factor + addu \scratch3, \out_1, \rounding_factor + addu \scratch4, \out_2, \rounding_factor + + precrq.qb.ph \out_1, \scratch1, \scratch2 + precrq.qb.ph \out_2, \scratch3, \scratch4 + +.endm + +/* + * BYTE_MUL operation on one pixel (in_1) with + * multiplicator byte, repl_a1, which should be + * prepered with: + * replv.ph repl_a1, a1 + * to became such as: + * repl_a1 = | 00 | a1 | 00 | a1 | + * + * rounding_factor must have following value: + * li rounding_factor, 0x00800080 + * + * scratch(n) - temporary registers + */ +.macro BYTE_MUL in_1, out_1, \ + repl_a1, rounding_factor, \ + scratch1, scratch2, scratch3, scratch4 + muleu_s.ph.qbl \scratch1, \in_1, \repl_a1 + muleu_s.ph.qbr \scratch2, \in_1, \repl_a1 + + preceu.ph.qbla \scratch3, \scratch1 + preceu.ph.qbla \scratch4, \scratch2 + + addu \scratch1, \scratch1, \scratch3 + addu \scratch1, \scratch1, \rounding_factor + + addu \scratch2, \scratch2, \scratch4 + addu \scratch2, \scratch2, \rounding_factor + + precrq.qb.ph \out_1, \scratch1, \scratch2 + +.endm + +/* + * macro for INTERPOLATE_PIXEL_255 operation + * in_1 - First value to multiply + * mul_1 - Multiplicator byte for first value + * in_2 - Second value to multiply + * mul_2 - Multiplicator byte for second value + * rounding_factor and andi_factor should be prepared + * as: + * li rounding_factor, 0x00800080 + * li andi_factor, 0xff00ff00 + * scratch(n) - temporary registers + */ +.macro INTERPOLATE_PIXEL_255 in_1, mul_1, \ + in_2, mul_2, \ + out_1, \ + rounding_factor, andi_factor \ + scratch1, scratch2, scratch3, scratch4 +# x part + preceu.ph.qbra \scratch1, \in_1 + preceu.ph.qbra \scratch2, \in_2 + mul \scratch1, \scratch1, \mul_1 + mul \scratch2, \scratch2, \mul_2 +# x>>8 part + preceu.ph.qbla \scratch3, \in_1 + preceu.ph.qbla \scratch4, \in_2 + mul \scratch3, \scratch3, \mul_1 + mul \scratch4, \scratch4, \mul_2 +# x part + addu \scratch1, \scratch1, \scratch2 + preceu.ph.qbla \scratch2, \scratch1 + addu \scratch1, \scratch1, \scratch2 + addu \scratch1, \scratch1, \rounding_factor + preceu.ph.qbla \scratch1, \scratch1 +# x>>8 part + addu \scratch3, \scratch3, \scratch4 + preceu.ph.qbla \scratch4, \scratch3 + addu \scratch3, \scratch3, \scratch4 + addu \scratch3, \scratch3, \rounding_factor + and \scratch3, \scratch3, \andi_factor + + or \out_1, \scratch1, \scratch3 +.endm + +#endif // QT_MIPS_ASM_DSP_H |