--- /dev/null
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Mupen64plus-rsp-hle - ucode3mp3.h *
+ * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
+ * Copyright (C) 2009 Richard Goedeken *
+ * Copyright (C) 2002 Hacktarux *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+# include <string.h>
+#include <stdint.h>
+
+#include "m64p_plugin.h"
+#include "hle.h"
+
+static const uint16_t DeWindowLUT [0x420] = {
+ 0x0000, 0xFFF3, 0x005D, 0xFF38, 0x037A, 0xF736, 0x0B37, 0xC00E,
+ 0x7FFF, 0x3FF2, 0x0B37, 0x08CA, 0x037A, 0x00C8, 0x005D, 0x000D,
+ 0x0000, 0xFFF3, 0x005D, 0xFF38, 0x037A, 0xF736, 0x0B37, 0xC00E,
+ 0x7FFF, 0x3FF2, 0x0B37, 0x08CA, 0x037A, 0x00C8, 0x005D, 0x000D,
+ 0x0000, 0xFFF2, 0x005F, 0xFF1D, 0x0369, 0xF697, 0x0A2A, 0xBCE7,
+ 0x7FEB, 0x3CCB, 0x0C2B, 0x082B, 0x0385, 0x00AF, 0x005B, 0x000B,
+ 0x0000, 0xFFF2, 0x005F, 0xFF1D, 0x0369, 0xF697, 0x0A2A, 0xBCE7,
+ 0x7FEB, 0x3CCB, 0x0C2B, 0x082B, 0x0385, 0x00AF, 0x005B, 0x000B,
+ 0x0000, 0xFFF1, 0x0061, 0xFF02, 0x0354, 0xF5F9, 0x0905, 0xB9C4,
+ 0x7FB0, 0x39A4, 0x0D08, 0x078C, 0x038C, 0x0098, 0x0058, 0x000A,
+ 0x0000, 0xFFF1, 0x0061, 0xFF02, 0x0354, 0xF5F9, 0x0905, 0xB9C4,
+ 0x7FB0, 0x39A4, 0x0D08, 0x078C, 0x038C, 0x0098, 0x0058, 0x000A,
+ 0x0000, 0xFFEF, 0x0062, 0xFEE6, 0x033B, 0xF55C, 0x07C8, 0xB6A4,
+ 0x7F4D, 0x367E, 0x0DCE, 0x06EE, 0x038F, 0x0080, 0x0056, 0x0009,
+ 0x0000, 0xFFEF, 0x0062, 0xFEE6, 0x033B, 0xF55C, 0x07C8, 0xB6A4,
+ 0x7F4D, 0x367E, 0x0DCE, 0x06EE, 0x038F, 0x0080, 0x0056, 0x0009,
+ 0x0000, 0xFFEE, 0x0063, 0xFECA, 0x031C, 0xF4C3, 0x0671, 0xB38C,
+ 0x7EC2, 0x335D, 0x0E7C, 0x0652, 0x038E, 0x006B, 0x0053, 0x0008,
+ 0x0000, 0xFFEE, 0x0063, 0xFECA, 0x031C, 0xF4C3, 0x0671, 0xB38C,
+ 0x7EC2, 0x335D, 0x0E7C, 0x0652, 0x038E, 0x006B, 0x0053, 0x0008,
+ 0x0000, 0xFFEC, 0x0064, 0xFEAC, 0x02F7, 0xF42C, 0x0502, 0xB07C,
+ 0x7E12, 0x3041, 0x0F14, 0x05B7, 0x038A, 0x0056, 0x0050, 0x0007,
+ 0x0000, 0xFFEC, 0x0064, 0xFEAC, 0x02F7, 0xF42C, 0x0502, 0xB07C,
+ 0x7E12, 0x3041, 0x0F14, 0x05B7, 0x038A, 0x0056, 0x0050, 0x0007,
+ 0x0000, 0xFFEB, 0x0064, 0xFE8E, 0x02CE, 0xF399, 0x037A, 0xAD75,
+ 0x7D3A, 0x2D2C, 0x0F97, 0x0520, 0x0382, 0x0043, 0x004D, 0x0007,
+ 0x0000, 0xFFEB, 0x0064, 0xFE8E, 0x02CE, 0xF399, 0x037A, 0xAD75,
+ 0x7D3A, 0x2D2C, 0x0F97, 0x0520, 0x0382, 0x0043, 0x004D, 0x0007,
+ 0xFFFF, 0xFFE9, 0x0063, 0xFE6F, 0x029E, 0xF30B, 0x01D8, 0xAA7B,
+ 0x7C3D, 0x2A1F, 0x1004, 0x048B, 0x0377, 0x0030, 0x004A, 0x0006,
+ 0xFFFF, 0xFFE9, 0x0063, 0xFE6F, 0x029E, 0xF30B, 0x01D8, 0xAA7B,
+ 0x7C3D, 0x2A1F, 0x1004, 0x048B, 0x0377, 0x0030, 0x004A, 0x0006,
+ 0xFFFF, 0xFFE7, 0x0062, 0xFE4F, 0x0269, 0xF282, 0x001F, 0xA78D,
+ 0x7B1A, 0x271C, 0x105D, 0x03F9, 0x036A, 0x001F, 0x0046, 0x0006,
+ 0xFFFF, 0xFFE7, 0x0062, 0xFE4F, 0x0269, 0xF282, 0x001F, 0xA78D,
+ 0x7B1A, 0x271C, 0x105D, 0x03F9, 0x036A, 0x001F, 0x0046, 0x0006,
+ 0xFFFF, 0xFFE4, 0x0061, 0xFE2F, 0x022F, 0xF1FF, 0xFE4C, 0xA4AF,
+ 0x79D3, 0x2425, 0x10A2, 0x036C, 0x0359, 0x0010, 0x0043, 0x0005,
+ 0xFFFF, 0xFFE4, 0x0061, 0xFE2F, 0x022F, 0xF1FF, 0xFE4C, 0xA4AF,
+ 0x79D3, 0x2425, 0x10A2, 0x036C, 0x0359, 0x0010, 0x0043, 0x0005,
+ 0xFFFF, 0xFFE2, 0x005E, 0xFE10, 0x01EE, 0xF184, 0xFC61, 0xA1E1,
+ 0x7869, 0x2139, 0x10D3, 0x02E3, 0x0346, 0x0001, 0x0040, 0x0004,
+ 0xFFFF, 0xFFE2, 0x005E, 0xFE10, 0x01EE, 0xF184, 0xFC61, 0xA1E1,
+ 0x7869, 0x2139, 0x10D3, 0x02E3, 0x0346, 0x0001, 0x0040, 0x0004,
+ 0xFFFF, 0xFFE0, 0x005B, 0xFDF0, 0x01A8, 0xF111, 0xFA5F, 0x9F27,
+ 0x76DB, 0x1E5C, 0x10F2, 0x025E, 0x0331, 0xFFF3, 0x003D, 0x0004,
+ 0xFFFF, 0xFFE0, 0x005B, 0xFDF0, 0x01A8, 0xF111, 0xFA5F, 0x9F27,
+ 0x76DB, 0x1E5C, 0x10F2, 0x025E, 0x0331, 0xFFF3, 0x003D, 0x0004,
+ 0xFFFF, 0xFFDE, 0x0057, 0xFDD0, 0x015B, 0xF0A7, 0xF845, 0x9C80,
+ 0x752C, 0x1B8E, 0x1100, 0x01DE, 0x0319, 0xFFE7, 0x003A, 0x0003,
+ 0xFFFF, 0xFFDE, 0x0057, 0xFDD0, 0x015B, 0xF0A7, 0xF845, 0x9C80,
+ 0x752C, 0x1B8E, 0x1100, 0x01DE, 0x0319, 0xFFE7, 0x003A, 0x0003,
+ 0xFFFE, 0xFFDB, 0x0053, 0xFDB0, 0x0108, 0xF046, 0xF613, 0x99EE,
+ 0x735C, 0x18D1, 0x10FD, 0x0163, 0x0300, 0xFFDC, 0x0037, 0x0003,
+ 0xFFFE, 0xFFDB, 0x0053, 0xFDB0, 0x0108, 0xF046, 0xF613, 0x99EE,
+ 0x735C, 0x18D1, 0x10FD, 0x0163, 0x0300, 0xFFDC, 0x0037, 0x0003,
+ 0xFFFE, 0xFFD8, 0x004D, 0xFD90, 0x00B0, 0xEFF0, 0xF3CC, 0x9775,
+ 0x716C, 0x1624, 0x10EA, 0x00EE, 0x02E5, 0xFFD2, 0x0033, 0x0003,
+ 0xFFFE, 0xFFD8, 0x004D, 0xFD90, 0x00B0, 0xEFF0, 0xF3CC, 0x9775,
+ 0x716C, 0x1624, 0x10EA, 0x00EE, 0x02E5, 0xFFD2, 0x0033, 0x0003,
+ 0xFFFE, 0xFFD6, 0x0047, 0xFD72, 0x0051, 0xEFA6, 0xF16F, 0x9514,
+ 0x6F5E, 0x138A, 0x10C8, 0x007E, 0x02CA, 0xFFC9, 0x0030, 0x0003,
+ 0xFFFE, 0xFFD6, 0x0047, 0xFD72, 0x0051, 0xEFA6, 0xF16F, 0x9514,
+ 0x6F5E, 0x138A, 0x10C8, 0x007E, 0x02CA, 0xFFC9, 0x0030, 0x0003,
+ 0xFFFE, 0xFFD3, 0x0040, 0xFD54, 0xFFEC, 0xEF68, 0xEEFC, 0x92CD,
+ 0x6D33, 0x1104, 0x1098, 0x0014, 0x02AC, 0xFFC0, 0x002D, 0x0002,
+ 0xFFFE, 0xFFD3, 0x0040, 0xFD54, 0xFFEC, 0xEF68, 0xEEFC, 0x92CD,
+ 0x6D33, 0x1104, 0x1098, 0x0014, 0x02AC, 0xFFC0, 0x002D, 0x0002,
+ 0x0030, 0xFFC9, 0x02CA, 0x007E, 0x10C8, 0x138A, 0x6F5E, 0x9514,
+ 0xF16F, 0xEFA6, 0x0051, 0xFD72, 0x0047, 0xFFD6, 0xFFFE, 0x0003,
+ 0x0030, 0xFFC9, 0x02CA, 0x007E, 0x10C8, 0x138A, 0x6F5E, 0x9514,
+ 0xF16F, 0xEFA6, 0x0051, 0xFD72, 0x0047, 0xFFD6, 0xFFFE, 0x0003,
+ 0x0033, 0xFFD2, 0x02E5, 0x00EE, 0x10EA, 0x1624, 0x716C, 0x9775,
+ 0xF3CC, 0xEFF0, 0x00B0, 0xFD90, 0x004D, 0xFFD8, 0xFFFE, 0x0003,
+ 0x0033, 0xFFD2, 0x02E5, 0x00EE, 0x10EA, 0x1624, 0x716C, 0x9775,
+ 0xF3CC, 0xEFF0, 0x00B0, 0xFD90, 0x004D, 0xFFD8, 0xFFFE, 0x0003,
+ 0x0037, 0xFFDC, 0x0300, 0x0163, 0x10FD, 0x18D1, 0x735C, 0x99EE,
+ 0xF613, 0xF046, 0x0108, 0xFDB0, 0x0053, 0xFFDB, 0xFFFE, 0x0003,
+ 0x0037, 0xFFDC, 0x0300, 0x0163, 0x10FD, 0x18D1, 0x735C, 0x99EE,
+ 0xF613, 0xF046, 0x0108, 0xFDB0, 0x0053, 0xFFDB, 0xFFFE, 0x0003,
+ 0x003A, 0xFFE7, 0x0319, 0x01DE, 0x1100, 0x1B8E, 0x752C, 0x9C80,
+ 0xF845, 0xF0A7, 0x015B, 0xFDD0, 0x0057, 0xFFDE, 0xFFFF, 0x0003,
+ 0x003A, 0xFFE7, 0x0319, 0x01DE, 0x1100, 0x1B8E, 0x752C, 0x9C80,
+ 0xF845, 0xF0A7, 0x015B, 0xFDD0, 0x0057, 0xFFDE, 0xFFFF, 0x0004,
+ 0x003D, 0xFFF3, 0x0331, 0x025E, 0x10F2, 0x1E5C, 0x76DB, 0x9F27,
+ 0xFA5F, 0xF111, 0x01A8, 0xFDF0, 0x005B, 0xFFE0, 0xFFFF, 0x0004,
+ 0x003D, 0xFFF3, 0x0331, 0x025E, 0x10F2, 0x1E5C, 0x76DB, 0x9F27,
+ 0xFA5F, 0xF111, 0x01A8, 0xFDF0, 0x005B, 0xFFE0, 0xFFFF, 0x0004,
+ 0x0040, 0x0001, 0x0346, 0x02E3, 0x10D3, 0x2139, 0x7869, 0xA1E1,
+ 0xFC61, 0xF184, 0x01EE, 0xFE10, 0x005E, 0xFFE2, 0xFFFF, 0x0004,
+ 0x0040, 0x0001, 0x0346, 0x02E3, 0x10D3, 0x2139, 0x7869, 0xA1E1,
+ 0xFC61, 0xF184, 0x01EE, 0xFE10, 0x005E, 0xFFE2, 0xFFFF, 0x0005,
+ 0x0043, 0x0010, 0x0359, 0x036C, 0x10A2, 0x2425, 0x79D3, 0xA4AF,
+ 0xFE4C, 0xF1FF, 0x022F, 0xFE2F, 0x0061, 0xFFE4, 0xFFFF, 0x0005,
+ 0x0043, 0x0010, 0x0359, 0x036C, 0x10A2, 0x2425, 0x79D3, 0xA4AF,
+ 0xFE4C, 0xF1FF, 0x022F, 0xFE2F, 0x0061, 0xFFE4, 0xFFFF, 0x0006,
+ 0x0046, 0x001F, 0x036A, 0x03F9, 0x105D, 0x271C, 0x7B1A, 0xA78D,
+ 0x001F, 0xF282, 0x0269, 0xFE4F, 0x0062, 0xFFE7, 0xFFFF, 0x0006,
+ 0x0046, 0x001F, 0x036A, 0x03F9, 0x105D, 0x271C, 0x7B1A, 0xA78D,
+ 0x001F, 0xF282, 0x0269, 0xFE4F, 0x0062, 0xFFE7, 0xFFFF, 0x0006,
+ 0x004A, 0x0030, 0x0377, 0x048B, 0x1004, 0x2A1F, 0x7C3D, 0xAA7B,
+ 0x01D8, 0xF30B, 0x029E, 0xFE6F, 0x0063, 0xFFE9, 0xFFFF, 0x0006,
+ 0x004A, 0x0030, 0x0377, 0x048B, 0x1004, 0x2A1F, 0x7C3D, 0xAA7B,
+ 0x01D8, 0xF30B, 0x029E, 0xFE6F, 0x0063, 0xFFE9, 0xFFFF, 0x0007,
+ 0x004D, 0x0043, 0x0382, 0x0520, 0x0F97, 0x2D2C, 0x7D3A, 0xAD75,
+ 0x037A, 0xF399, 0x02CE, 0xFE8E, 0x0064, 0xFFEB, 0x0000, 0x0007,
+ 0x004D, 0x0043, 0x0382, 0x0520, 0x0F97, 0x2D2C, 0x7D3A, 0xAD75,
+ 0x037A, 0xF399, 0x02CE, 0xFE8E, 0x0064, 0xFFEB, 0x0000, 0x0007,
+ 0x0050, 0x0056, 0x038A, 0x05B7, 0x0F14, 0x3041, 0x7E12, 0xB07C,
+ 0x0502, 0xF42C, 0x02F7, 0xFEAC, 0x0064, 0xFFEC, 0x0000, 0x0007,
+ 0x0050, 0x0056, 0x038A, 0x05B7, 0x0F14, 0x3041, 0x7E12, 0xB07C,
+ 0x0502, 0xF42C, 0x02F7, 0xFEAC, 0x0064, 0xFFEC, 0x0000, 0x0008,
+ 0x0053, 0x006B, 0x038E, 0x0652, 0x0E7C, 0x335D, 0x7EC2, 0xB38C,
+ 0x0671, 0xF4C3, 0x031C, 0xFECA, 0x0063, 0xFFEE, 0x0000, 0x0008,
+ 0x0053, 0x006B, 0x038E, 0x0652, 0x0E7C, 0x335D, 0x7EC2, 0xB38C,
+ 0x0671, 0xF4C3, 0x031C, 0xFECA, 0x0063, 0xFFEE, 0x0000, 0x0009,
+ 0x0056, 0x0080, 0x038F, 0x06EE, 0x0DCE, 0x367E, 0x7F4D, 0xB6A4,
+ 0x07C8, 0xF55C, 0x033B, 0xFEE6, 0x0062, 0xFFEF, 0x0000, 0x0009,
+ 0x0056, 0x0080, 0x038F, 0x06EE, 0x0DCE, 0x367E, 0x7F4D, 0xB6A4,
+ 0x07C8, 0xF55C, 0x033B, 0xFEE6, 0x0062, 0xFFEF, 0x0000, 0x000A,
+ 0x0058, 0x0098, 0x038C, 0x078C, 0x0D08, 0x39A4, 0x7FB0, 0xB9C4,
+ 0x0905, 0xF5F9, 0x0354, 0xFF02, 0x0061, 0xFFF1, 0x0000, 0x000A,
+ 0x0058, 0x0098, 0x038C, 0x078C, 0x0D08, 0x39A4, 0x7FB0, 0xB9C4,
+ 0x0905, 0xF5F9, 0x0354, 0xFF02, 0x0061, 0xFFF1, 0x0000, 0x000B,
+ 0x005B, 0x00AF, 0x0385, 0x082B, 0x0C2B, 0x3CCB, 0x7FEB, 0xBCE7,
+ 0x0A2A, 0xF697, 0x0369, 0xFF1D, 0x005F, 0xFFF2, 0x0000, 0x000B,
+ 0x005B, 0x00AF, 0x0385, 0x082B, 0x0C2B, 0x3CCB, 0x7FEB, 0xBCE7,
+ 0x0A2A, 0xF697, 0x0369, 0xFF1D, 0x005F, 0xFFF2, 0x0000, 0x000D,
+ 0x005D, 0x00C8, 0x037A, 0x08CA, 0x0B37, 0x3FF2, 0x7FFF, 0xC00E,
+ 0x0B37, 0xF736, 0x037A, 0xFF38, 0x005D, 0xFFF3, 0x0000, 0x000D,
+ 0x005D, 0x00C8, 0x037A, 0x08CA, 0x0B37, 0x3FF2, 0x7FFF, 0xC00E,
+ 0x0B37, 0xF736, 0x037A, 0xFF38, 0x005D, 0xFFF3, 0x0000, 0x0000
+};
+
+static uint8_t mp3data[0x1000];
+
+static int32_t v[32];
+
+static void MP3AB0(void)
+{
+ /* Part 2 - 100% Accurate */
+ static const uint16_t LUT2[8] = {
+ 0xFEC4, 0xF4FA, 0xC5E4, 0xE1C4,
+ 0x1916, 0x4A50, 0xA268, 0x78AE
+ };
+ static const uint16_t LUT3[4] = { 0xFB14, 0xD4DC, 0x31F2, 0x8E3A };
+ int i;
+
+ for (i = 0; i < 8; i++) {
+ v[16 + i] = v[0 + i] + v[8 + i];
+ v[24 + i] = ((v[0 + i] - v[8 + i]) * LUT2[i]) >> 0x10;
+ }
+
+ /* Part 3: 4-wide butterflies */
+
+ for (i = 0; i < 4; i++) {
+ v[0 + i] = v[16 + i] + v[20 + i];
+ v[4 + i] = ((v[16 + i] - v[20 + i]) * LUT3[i]) >> 0x10;
+
+ v[8 + i] = v[24 + i] + v[28 + i];
+ v[12 + i] = ((v[24 + i] - v[28 + i]) * LUT3[i]) >> 0x10;
+ }
+
+ /* Part 4: 2-wide butterflies - 100% Accurate */
+
+ for (i = 0; i < 16; i += 4) {
+ v[16 + i] = v[0 + i] + v[2 + i];
+ v[18 + i] = ((v[0 + i] - v[2 + i]) * 0xEC84) >> 0x10;
+
+ v[17 + i] = v[1 + i] + v[3 + i];
+ v[19 + i] = ((v[1 + i] - v[3 + i]) * 0x61F8) >> 0x10;
+ }
+}
+
+static void InnerLoop();
+
+static uint32_t inPtr, outPtr;
+
+static uint32_t t6;/* = 0x08A0; - I think these are temporary storage buffers */
+static uint32_t t5;/* = 0x0AC0; */
+static uint32_t t4;/* = (inst1 & 0x1E); */
+
+void MP3(uint32_t inst1, uint32_t inst2)
+{
+ /* Initialization Code */
+ uint32_t readPtr; /* s5 */
+ uint32_t writePtr; /* s6 */
+ uint32_t tmp;
+ int cnt, cnt2;
+
+ /* I think these are temporary storage buffers */
+ t6 = 0x08A0;
+ t5 = 0x0AC0;
+ t4 = (inst1 & 0x1E);
+
+ writePtr = inst2 & 0xFFFFFF;
+ readPtr = writePtr;
+ /* Just do that for efficiency... may remove and use directly later anyway */
+ memcpy(mp3data + 0xCE8, rsp.RDRAM + readPtr, 8);
+ /* This must be a header byte or whatnot */
+ readPtr += 8;
+
+ for (cnt = 0; cnt < 0x480; cnt += 0x180) {
+ /* DMA: 0xCF0 <- RDRAM[s5] : 0x180 */
+ memcpy(mp3data + 0xCF0, rsp.RDRAM + readPtr, 0x180);
+ inPtr = 0xCF0; /* s7 */
+ outPtr = 0xE70; /* s3 */
+/* --------------- Inner Loop Start -------------------- */
+ for (cnt2 = 0; cnt2 < 0x180; cnt2 += 0x40) {
+ t6 &= 0xFFE0;
+ t5 &= 0xFFE0;
+ t6 |= t4;
+ t5 |= t4;
+ InnerLoop();
+ t4 = (t4 - 2) & 0x1E;
+ tmp = t6;
+ t6 = t5;
+ t5 = tmp;
+ inPtr += 0x40;
+ }
+/* --------------- Inner Loop End -------------------- */
+ memcpy(rsp.RDRAM + writePtr, mp3data + 0xe70, 0x180);
+ writePtr += 0x180;
+ readPtr += 0x180;
+ }
+}
+
+
+
+static void InnerLoop(void)
+{
+ /* Part 1: 100% Accurate */
+
+ /* 0, 1, 3, 2, 7, 6, 4, 5, 7, 6, 4, 5, 0, 1, 3, 2 */
+ static const uint16_t LUT6[16] = {
+ 0xFFB2, 0xFD3A, 0xF10A, 0xF854,
+ 0xBDAE, 0xCDA0, 0xE76C, 0xDB94,
+ 0x1920, 0x4B20, 0xAC7C, 0x7C68,
+ 0xABEC, 0x9880, 0xDAE8, 0x839C
+ };
+ int i;
+ uint32_t t0;
+ uint32_t t1;
+ uint32_t t2;
+ uint32_t t3;
+ int32_t v2 = 0, v4 = 0, v6 = 0, v8 = 0;
+ uint32_t offset;
+ uint32_t addptr;
+ int x;
+ int32_t mult6;
+ int32_t mult4;
+ int tmp;
+ int32_t hi0;
+ int32_t hi1;
+ int32_t vt;
+
+ v[0] = *(int16_t *)(mp3data + inPtr + (0x00 ^ S16));
+ v[31] = *(int16_t *)(mp3data + inPtr + (0x3E ^ S16));
+ v[0] += v[31];
+ v[1] = *(int16_t *)(mp3data + inPtr + (0x02 ^ S16));
+ v[30] = *(int16_t *)(mp3data + inPtr + (0x3C ^ S16));
+ v[1] += v[30];
+ v[2] = *(int16_t *)(mp3data + inPtr + (0x06 ^ S16));
+ v[28] = *(int16_t *)(mp3data + inPtr + (0x38 ^ S16));
+ v[2] += v[28];
+ v[3] = *(int16_t *)(mp3data + inPtr + (0x04 ^ S16));
+ v[29] = *(int16_t *)(mp3data + inPtr + (0x3A ^ S16));
+ v[3] += v[29];
+
+ v[4] = *(int16_t *)(mp3data + inPtr + (0x0E ^ S16));
+ v[24] = *(int16_t *)(mp3data + inPtr + (0x30 ^ S16));
+ v[4] += v[24];
+ v[5] = *(int16_t *)(mp3data + inPtr + (0x0C ^ S16));
+ v[25] = *(int16_t *)(mp3data + inPtr + (0x32 ^ S16));
+ v[5] += v[25];
+ v[6] = *(int16_t *)(mp3data + inPtr + (0x08 ^ S16));
+ v[27] = *(int16_t *)(mp3data + inPtr + (0x36 ^ S16));
+ v[6] += v[27];
+ v[7] = *(int16_t *)(mp3data + inPtr + (0x0A ^ S16));
+ v[26] = *(int16_t *)(mp3data + inPtr + (0x34 ^ S16));
+ v[7] += v[26];
+
+ v[8] = *(int16_t *)(mp3data + inPtr + (0x1E ^ S16));
+ v[16] = *(int16_t *)(mp3data + inPtr + (0x20 ^ S16));
+ v[8] += v[16];
+ v[9] = *(int16_t *)(mp3data + inPtr + (0x1C ^ S16));
+ v[17] = *(int16_t *)(mp3data + inPtr + (0x22 ^ S16));
+ v[9] += v[17];
+ v[10] = *(int16_t *)(mp3data + inPtr + (0x18 ^ S16));
+ v[19] = *(int16_t *)(mp3data + inPtr + (0x26 ^ S16));
+ v[10] += v[19];
+ v[11] = *(int16_t *)(mp3data + inPtr + (0x1A ^ S16));
+ v[18] = *(int16_t *)(mp3data + inPtr + (0x24 ^ S16));
+ v[11] += v[18];
+
+ v[12] = *(int16_t *)(mp3data + inPtr + (0x10 ^ S16));
+ v[23] = *(int16_t *)(mp3data + inPtr + (0x2E ^ S16));
+ v[12] += v[23];
+ v[13] = *(int16_t *)(mp3data + inPtr + (0x12 ^ S16));
+ v[22] = *(int16_t *)(mp3data + inPtr + (0x2C ^ S16));
+ v[13] += v[22];
+ v[14] = *(int16_t *)(mp3data + inPtr + (0x16 ^ S16));
+ v[20] = *(int16_t *)(mp3data + inPtr + (0x28 ^ S16));
+ v[14] += v[20];
+ v[15] = *(int16_t *)(mp3data + inPtr + (0x14 ^ S16));
+ v[21] = *(int16_t *)(mp3data + inPtr + (0x2A ^ S16));
+ v[15] += v[21];
+
+ /* Part 2-4 */
+
+ MP3AB0();
+
+ /* Part 5 - 1-Wide Butterflies - 100% Accurate but need SSVs!!! */
+
+ t0 = t6 + 0x100;
+ t1 = t6 + 0x200;
+ t2 = t5 + 0x100;
+ t3 = t5 + 0x200;
+
+ /* 0x13A8 */
+ v[1] = 0;
+ v[11] = ((v[16] - v[17]) * 0xB504) >> 0x10;
+
+ v[16] = -v[16] - v[17];
+ v[2] = v[18] + v[19];
+ /* ** Store v[11] -> (T6 + 0)** */
+ *(int16_t *)(mp3data + ((t6 + (short)0x0))) = (short)v[11];
+
+
+ v[11] = -v[11];
+ /* ** Store v[16] -> (T3 + 0)** */
+ *(int16_t *)(mp3data + ((t3 + (short)0x0))) = (short)v[16];
+ /* ** Store v[11] -> (T5 + 0)** */
+ *(int16_t *)(mp3data + ((t5 + (short)0x0))) = (short)v[11];
+ /* 0x13E8 - Verified.... */
+ v[2] = -v[2];
+ /* ** Store v[2] -> (T2 + 0)** */
+ *(int16_t *)(mp3data + ((t2 + (short)0x0))) = (short)v[2];
+ v[3] = (((v[18] - v[19]) * 0x16A09) >> 0x10) + v[2];
+ /* ** Store v[3] -> (T0 + 0)** */
+ *(int16_t *)(mp3data + ((t0 + (short)0x0))) = (short)v[3];
+ /* 0x1400 - Verified */
+ v[4] = -v[20] - v[21];
+ v[6] = v[22] + v[23];
+ v[5] = ((v[20] - v[21]) * 0x16A09) >> 0x10;
+ /* ** Store v[4] -> (T3 + 0xFF80) */
+ *(int16_t *)(mp3data + ((t3 + (short)0xFF80))) = (short)v[4];
+ v[7] = ((v[22] - v[23]) * 0x2D413) >> 0x10;
+ v[5] = v[5] - v[4];
+ v[7] = v[7] - v[5];
+ v[6] = v[6] + v[6];
+ v[5] = v[5] - v[6];
+ v[4] = -v[4] - v[6];
+ /* *** Store v[7] -> (T1 + 0xFF80) */
+ *(int16_t *)(mp3data + ((t1 + (short)0xFF80))) = (short)v[7];
+ /* *** Store v[4] -> (T2 + 0xFF80) */
+ *(int16_t *)(mp3data + ((t2 + (short)0xFF80))) = (short)v[4];
+ /* *** Store v[5] -> (T0 + 0xFF80) */
+ *(int16_t *)(mp3data + ((t0 + (short)0xFF80))) = (short)v[5];
+ v[8] = v[24] + v[25];
+
+
+ v[9] = ((v[24] - v[25]) * 0x16A09) >> 0x10;
+ v[2] = v[8] + v[9];
+ v[11] = ((v[26] - v[27]) * 0x2D413) >> 0x10;
+ v[13] = ((v[28] - v[29]) * 0x2D413) >> 0x10;
+
+ v[10] = v[26] + v[27];
+ v[10] = v[10] + v[10];
+ v[12] = v[28] + v[29];
+ v[12] = v[12] + v[12];
+ v[14] = v[30] + v[31];
+ v[3] = v[8] + v[10];
+ v[14] = v[14] + v[14];
+ v[13] = (v[13] - v[2]) + v[12];
+ v[15] = (((v[30] - v[31]) * 0x5A827) >> 0x10) - (v[11] + v[2]);
+ v[14] = -(v[14] + v[14]) + v[3];
+ v[17] = v[13] - v[10];
+ v[9] = v[9] + v[14];
+ /* ** Store v[9] -> (T6 + 0x40) */
+ *(int16_t *)(mp3data + ((t6 + (short)0x40))) = (short)v[9];
+ v[11] = v[11] - v[13];
+ /* ** Store v[17] -> (T0 + 0xFFC0) */
+ *(int16_t *)(mp3data + ((t0 + (short)0xFFC0))) = (short)v[17];
+ v[12] = v[8] - v[12];
+ /* ** Store v[11] -> (T0 + 0x40) */
+ *(int16_t *)(mp3data + ((t0 + (short)0x40))) = (short)v[11];
+ v[8] = -v[8];
+ /* ** Store v[15] -> (T1 + 0xFFC0) */
+ *(int16_t *)(mp3data + ((t1 + (short)0xFFC0))) = (short)v[15];
+ v[10] = -v[10] - v[12];
+ /* ** Store v[12] -> (T2 + 0x40) */
+ *(int16_t *)(mp3data + ((t2 + (short)0x40))) = (short)v[12];
+ /* ** Store v[8] -> (T3 + 0xFFC0) */
+ *(int16_t *)(mp3data + ((t3 + (short)0xFFC0))) = (short)v[8];
+ /* ** Store v[14] -> (T5 + 0x40) */
+ *(int16_t *)(mp3data + ((t5 + (short)0x40))) = (short)v[14];
+ /* ** Store v[10] -> (T2 + 0xFFC0) */
+ *(int16_t *)(mp3data + ((t2 + (short)0xFFC0))) = (short)v[10];
+ /* 0x14FC - Verified... */
+
+ /* Part 6 - 100% Accurate */
+
+ v[0] = *(int16_t *)(mp3data + inPtr + (0x00 ^ S16));
+ v[31] = *(int16_t *)(mp3data + inPtr + (0x3E ^ S16));
+ v[0] -= v[31];
+ v[1] = *(int16_t *)(mp3data + inPtr + (0x02 ^ S16));
+ v[30] = *(int16_t *)(mp3data + inPtr + (0x3C ^ S16));
+ v[1] -= v[30];
+ v[2] = *(int16_t *)(mp3data + inPtr + (0x06 ^ S16));
+ v[28] = *(int16_t *)(mp3data + inPtr + (0x38 ^ S16));
+ v[2] -= v[28];
+ v[3] = *(int16_t *)(mp3data + inPtr + (0x04 ^ S16));
+ v[29] = *(int16_t *)(mp3data + inPtr + (0x3A ^ S16));
+ v[3] -= v[29];
+
+ v[4] = *(int16_t *)(mp3data + inPtr + (0x0E ^ S16));
+ v[24] = *(int16_t *)(mp3data + inPtr + (0x30 ^ S16));
+ v[4] -= v[24];
+ v[5] = *(int16_t *)(mp3data + inPtr + (0x0C ^ S16));
+ v[25] = *(int16_t *)(mp3data + inPtr + (0x32 ^ S16));
+ v[5] -= v[25];
+ v[6] = *(int16_t *)(mp3data + inPtr + (0x08 ^ S16));
+ v[27] = *(int16_t *)(mp3data + inPtr + (0x36 ^ S16));
+ v[6] -= v[27];
+ v[7] = *(int16_t *)(mp3data + inPtr + (0x0A ^ S16));
+ v[26] = *(int16_t *)(mp3data + inPtr + (0x34 ^ S16));
+ v[7] -= v[26];
+
+ v[8] = *(int16_t *)(mp3data + inPtr + (0x1E ^ S16));
+ v[16] = *(int16_t *)(mp3data + inPtr + (0x20 ^ S16));
+ v[8] -= v[16];
+ v[9] = *(int16_t *)(mp3data + inPtr + (0x1C ^ S16));
+ v[17] = *(int16_t *)(mp3data + inPtr + (0x22 ^ S16));
+ v[9] -= v[17];
+ v[10] = *(int16_t *)(mp3data + inPtr + (0x18 ^ S16));
+ v[19] = *(int16_t *)(mp3data + inPtr + (0x26 ^ S16));
+ v[10] -= v[19];
+ v[11] = *(int16_t *)(mp3data + inPtr + (0x1A ^ S16));
+ v[18] = *(int16_t *)(mp3data + inPtr + (0x24 ^ S16));
+ v[11] -= v[18];
+
+ v[12] = *(int16_t *)(mp3data + inPtr + (0x10 ^ S16));
+ v[23] = *(int16_t *)(mp3data + inPtr + (0x2E ^ S16));
+ v[12] -= v[23];
+ v[13] = *(int16_t *)(mp3data + inPtr + (0x12 ^ S16));
+ v[22] = *(int16_t *)(mp3data + inPtr + (0x2C ^ S16));
+ v[13] -= v[22];
+ v[14] = *(int16_t *)(mp3data + inPtr + (0x16 ^ S16));
+ v[20] = *(int16_t *)(mp3data + inPtr + (0x28 ^ S16));
+ v[14] -= v[20];
+ v[15] = *(int16_t *)(mp3data + inPtr + (0x14 ^ S16));
+ v[21] = *(int16_t *)(mp3data + inPtr + (0x2A ^ S16));
+ v[15] -= v[21];
+
+ for (i = 0; i < 16; i++)
+ v[0 + i] = (v[0 + i] * LUT6[i]) >> 0x10;
+ v[0] = v[0] + v[0];
+ v[1] = v[1] + v[1];
+ v[2] = v[2] + v[2];
+ v[3] = v[3] + v[3];
+ v[4] = v[4] + v[4];
+ v[5] = v[5] + v[5];
+ v[6] = v[6] + v[6];
+ v[7] = v[7] + v[7];
+ v[12] = v[12] + v[12];
+ v[13] = v[13] + v[13];
+ v[15] = v[15] + v[15];
+
+ MP3AB0();
+
+ /* Part 7: - 100% Accurate + SSV - Unoptimized */
+
+ v[0] = (v[17] + v[16]) >> 1;
+ v[1] = ((v[17] * (int)((short)0xA57E * 2)) + (v[16] * 0xB504)) >> 0x10;
+ v[2] = -v[18] - v[19];
+ v[3] = ((v[18] - v[19]) * 0x16A09) >> 0x10;
+ v[4] = v[20] + v[21] + v[0];
+ v[5] = (((v[20] - v[21]) * 0x16A09) >> 0x10) + v[1];
+ v[6] = (((v[22] + v[23]) << 1) + v[0]) - v[2];
+ v[7] = (((v[22] - v[23]) * 0x2D413) >> 0x10) + v[0] + v[1] + v[3];
+ /* 0x16A8 */
+ /* Save v[0] -> (T3 + 0xFFE0) */
+ *(int16_t *)(mp3data + ((t3 + (short)0xFFE0))) = (short) - v[0];
+ v[8] = v[24] + v[25];
+ v[9] = ((v[24] - v[25]) * 0x16A09) >> 0x10;
+ v[10] = ((v[26] + v[27]) << 1) + v[8];
+ v[11] = (((v[26] - v[27]) * 0x2D413) >> 0x10) + v[8] + v[9];
+ v[12] = v[4] - ((v[28] + v[29]) << 1);
+ /* ** Store v12 -> (T2 + 0x20) */
+ *(int16_t *)(mp3data + ((t2 + (short)0x20))) = (short)v[12];
+ v[13] = (((v[28] - v[29]) * 0x2D413) >> 0x10) - v[12] - v[5];
+ v[14] = v[30] + v[31];
+ v[14] = v[14] + v[14];
+ v[14] = v[14] + v[14];
+ v[14] = v[6] - v[14];
+ v[15] = (((v[30] - v[31]) * 0x5A827) >> 0x10) - v[7];
+ /* Store v14 -> (T5 + 0x20) */
+ *(int16_t *)(mp3data + ((t5 + (short)0x20))) = (short)v[14];
+ v[14] = v[14] + v[1];
+ /* Store v[14] -> (T6 + 0x20) */
+ *(int16_t *)(mp3data + ((t6 + (short)0x20))) = (short)v[14];
+ /* Store v[15] -> (T1 + 0xFFE0) */
+ *(int16_t *)(mp3data + ((t1 + (short)0xFFE0))) = (short)v[15];
+ v[9] = v[9] + v[10];
+ v[1] = v[1] + v[6];
+ v[6] = v[10] - v[6];
+ v[1] = v[9] - v[1];
+ /* Store v[6] -> (T5 + 0x60) */
+ *(int16_t *)(mp3data + ((t5 + (short)0x60))) = (short)v[6];
+ v[10] = v[10] + v[2];
+ v[10] = v[4] - v[10];
+ /* Store v[10] -> (T2 + 0xFFA0) */
+ *(int16_t *)(mp3data + ((t2 + (short)0xFFA0))) = (short)v[10];
+ v[12] = v[2] - v[12];
+ /* Store v[12] -> (T2 + 0xFFE0) */
+ *(int16_t *)(mp3data + ((t2 + (short)0xFFE0))) = (short)v[12];
+ v[5] = v[4] + v[5];
+ v[4] = v[8] - v[4];
+ /* Store v[4] -> (T2 + 0x60) */
+ *(int16_t *)(mp3data + ((t2 + (short)0x60))) = (short)v[4];
+ v[0] = v[0] - v[8];
+ /* Store v[0] -> (T3 + 0xFFA0) */
+ *(int16_t *)(mp3data + ((t3 + (short)0xFFA0))) = (short)v[0];
+ v[7] = v[7] - v[11];
+ /* Store v[7] -> (T1 + 0xFFA0) */
+ *(int16_t *)(mp3data + ((t1 + (short)0xFFA0))) = (short)v[7];
+ v[11] = v[11] - v[3];
+ /* Store v[1] -> (T6 + 0x60) */
+ *(int16_t *)(mp3data + ((t6 + (short)0x60))) = (short)v[1];
+ v[11] = v[11] - v[5];
+ /* Store v[11] -> (T0 + 0x60) */
+ *(int16_t *)(mp3data + ((t0 + (short)0x60))) = (short)v[11];
+ v[3] = v[3] - v[13];
+ /* Store v[3] -> (T0 + 0x20) */
+ *(int16_t *)(mp3data + ((t0 + (short)0x20))) = (short)v[3];
+ v[13] = v[13] + v[2];
+ /* Store v[13] -> (T0 + 0xFFE0) */
+ *(int16_t *)(mp3data + ((t0 + (short)0xFFE0))) = (short)v[13];
+ v[2] = (v[5] - v[2]) - v[9];
+ /* Store v[2] -> (T0 + 0xFFA0) */
+ *(int16_t *)(mp3data + ((t0 + (short)0xFFA0))) = (short)v[2];
+ /* 0x7A8 - Verified... */
+
+ /* Step 8 - Dewindowing */
+
+ addptr = t6 & 0xFFE0;
+
+ offset = 0x10 - (t4 >> 1);
+ for (x = 0; x < 8; x++) {
+ int32_t v0;
+ int32_t v18;
+ v2 = v4 = v6 = v8 = 0;
+
+ for (i = 7; i >= 0; i--) {
+ v2 += ((int) * (int16_t *)(mp3data + (addptr) + 0x00) * (short)DeWindowLUT[offset + 0x00] + 0x4000) >> 0xF;
+ v4 += ((int) * (int16_t *)(mp3data + (addptr) + 0x10) * (short)DeWindowLUT[offset + 0x08] + 0x4000) >> 0xF;
+ v6 += ((int) * (int16_t *)(mp3data + (addptr) + 0x20) * (short)DeWindowLUT[offset + 0x20] + 0x4000) >> 0xF;
+ v8 += ((int) * (int16_t *)(mp3data + (addptr) + 0x30) * (short)DeWindowLUT[offset + 0x28] + 0x4000) >> 0xF;
+ addptr += 2;
+ offset++;
+ }
+ v0 = v2 + v4;
+ v18 = v6 + v8;
+ /* Clamp(v0); */
+ /* Clamp(v18); */
+ /* clamp??? */
+ *(int16_t *)(mp3data + (outPtr ^ S16)) = v0;
+ *(int16_t *)(mp3data + ((outPtr + 2)^S16)) = v18;
+ outPtr += 4;
+ addptr += 0x30;
+ offset += 0x38;
+ }
+
+ offset = 0x10 - (t4 >> 1) + 8 * 0x40;
+ v2 = v4 = 0;
+ for (i = 0; i < 4; i++) {
+ v2 += ((int) * (int16_t *)(mp3data + (addptr) + 0x00) * (short)DeWindowLUT[offset + 0x00] + 0x4000) >> 0xF;
+ v2 += ((int) * (int16_t *)(mp3data + (addptr) + 0x10) * (short)DeWindowLUT[offset + 0x08] + 0x4000) >> 0xF;
+ addptr += 2;
+ offset++;
+ v4 += ((int) * (int16_t *)(mp3data + (addptr) + 0x00) * (short)DeWindowLUT[offset + 0x00] + 0x4000) >> 0xF;
+ v4 += ((int) * (int16_t *)(mp3data + (addptr) + 0x10) * (short)DeWindowLUT[offset + 0x08] + 0x4000) >> 0xF;
+ addptr += 2;
+ offset++;
+ }
+ mult6 = *(int32_t *)(mp3data + 0xCE8);
+ mult4 = *(int32_t *)(mp3data + 0xCEC);
+ if (t4 & 0x2) {
+ v2 = (v2 **(uint32_t *)(mp3data + 0xCE8)) >> 0x10;
+ *(int16_t *)(mp3data + (outPtr ^ S16)) = v2;
+ } else {
+ v4 = (v4 **(uint32_t *)(mp3data + 0xCE8)) >> 0x10;
+ *(int16_t *)(mp3data + (outPtr ^ S16)) = v4;
+ mult4 = *(uint32_t *)(mp3data + 0xCE8);
+ }
+ addptr -= 0x50;
+
+ for (x = 0; x < 8; x++) {
+ int32_t v0;
+ int32_t v18;
+ v2 = v4 = v6 = v8 = 0;
+
+ offset = (0x22F - (t4 >> 1) + x * 0x40);
+
+ for (i = 0; i < 4; i++) {
+ v2 += ((int) * (int16_t *)(mp3data + (addptr) + 0x20) * (short)DeWindowLUT[offset + 0x00] + 0x4000) >> 0xF;
+ v2 -= ((int) * (int16_t *)(mp3data + ((addptr + 2)) + 0x20) * (short)DeWindowLUT[offset + 0x01] + 0x4000) >> 0xF;
+ v4 += ((int) * (int16_t *)(mp3data + (addptr) + 0x30) * (short)DeWindowLUT[offset + 0x08] + 0x4000) >> 0xF;
+ v4 -= ((int) * (int16_t *)(mp3data + ((addptr + 2)) + 0x30) * (short)DeWindowLUT[offset + 0x09] + 0x4000) >> 0xF;
+ v6 += ((int) * (int16_t *)(mp3data + (addptr) + 0x00) * (short)DeWindowLUT[offset + 0x20] + 0x4000) >> 0xF;
+ v6 -= ((int) * (int16_t *)(mp3data + ((addptr + 2)) + 0x00) * (short)DeWindowLUT[offset + 0x21] + 0x4000) >> 0xF;
+ v8 += ((int) * (int16_t *)(mp3data + (addptr) + 0x10) * (short)DeWindowLUT[offset + 0x28] + 0x4000) >> 0xF;
+ v8 -= ((int) * (int16_t *)(mp3data + ((addptr + 2)) + 0x10) * (short)DeWindowLUT[offset + 0x29] + 0x4000) >> 0xF;
+ addptr += 4;
+ offset += 2;
+ }
+ v0 = v2 + v4;
+ v18 = v6 + v8;
+ /* Clamp(v0); */
+ /* Clamp(v18); */
+ /* clamp??? */
+ *(int16_t *)(mp3data + ((outPtr + 2)^S16)) = v0;
+ *(int16_t *)(mp3data + ((outPtr + 4)^S16)) = v18;
+ outPtr += 4;
+ addptr -= 0x50;
+ }
+
+ tmp = outPtr;
+ hi0 = mult6;
+ hi1 = mult4;
+
+ hi0 = (int)hi0 >> 0x10;
+ hi1 = (int)hi1 >> 0x10;
+ for (i = 0; i < 8; i++) {
+ /* v0 */
+ vt = (*(int16_t *)(mp3data + ((tmp - 0x40)^S16)) * hi0);
+ if (vt > 32767) {
+ vt = 32767;
+ } else {
+ if (vt < -32767)
+ vt = -32767;
+ }
+ *(int16_t *)((uint8_t *)mp3data + ((tmp - 0x40)^S16)) = (int16_t)vt;
+
+ /* v17 */
+ vt = (*(int16_t *)(mp3data + ((tmp - 0x30)^S16)) * hi0);
+ if (vt > 32767) {
+ vt = 32767;
+ } else {
+ if (vt < -32767)
+ vt = -32767;
+ }
+ *(int16_t *)((uint8_t *)mp3data + ((tmp - 0x30)^S16)) = vt;
+
+ /* v2 */
+ vt = (*(int16_t *)(mp3data + ((tmp - 0x1E)^S16)) * hi1);
+ if (vt > 32767) {
+ vt = 32767;
+ } else {
+ if (vt < -32767)
+ vt = -32767;
+ }
+ *(int16_t *)((uint8_t *)mp3data + ((tmp - 0x1E)^S16)) = vt;
+
+ /* v4 */
+ vt = (*(int16_t *)(mp3data + ((tmp - 0xE)^S16)) * hi1);
+ if (vt > 32767) {
+ vt = 32767;
+ } else {
+ if (vt < -32767)
+ vt = -32767;
+ }
+ *(int16_t *)((uint8_t *)mp3data + ((tmp - 0xE)^S16)) = vt;
+ tmp += 2;
+ }
+}
+
notaz.gp2x.de / mupen64plus-pandora.git / blobdiff