irem_cpu.cpp

/*****************************************************************************

    Irem Custom V30 CPU:

    It uses a simple opcode lookup encryption, the painful part is that it's
    preprogrammed into the cpu and isn't a algorithmic based one.

    Hasamu                          Nanao   08J27261A1 011 9102KK700
    Gunforce                        Nanao   08J27261A  011 9106KK701
    Ken-Go                          ?       ? (Same as Gunforce)
    Bomberman                       Nanao   08J27261A1 012 9123KK200
    Atomic Punk                     ?       08J27291A1 012 9128KK440
    Blade Master                    ?       ? (Same as Bomberman)
    Quiz F-1 1,2 Finish             Nanao   08J27291A4 014 9147KK700
    Gunforce 2                      Nanao   08J27291A4 014 92457KK700
    Lethal Thunder                  ?       ? (Same as Quiz F1 and Gunforce 2)
    Bomberman World / New Atomic Punk             ?
    Undercover Cops                         ? (Same as BMan World)
    Gun Hohki                       Nanao   08J27291A6 016
    Skins Game                      Nanao   08J27291A7 017

    Hook                            Irem?   D80001 ?
    R-Type Leo                      Irem    D800001A1
    Fire Barrel                     ?       ? (same as R-Type Leo)
    In The Hunt                     Irem    D8000011A1 020
    Risky Challenge/Gussun Oyoyo            D8000019A1
    Shisensho II                            D8000020A1 023 9320NK700
    World PK Soccer                 Irem    D8000021A1
    Ninja Baseball Batman           ?       ?  (same as World PK Soccer)
    Perfect Soldiers                Irem    D8000022A1
    Dream Soccer '94                Irem    D8000023A1 026

    Please let me know if you can fill in any of the blanks.

    Emulation by Bryan McPhail, mish@tendril.co.uk, thanks to Chris Hardy too!

*****************************************************************************/

#include "driver.h"

// CAVEATS:
// 0x80 and 0x82 pre- opcodes can easily be confused. They perform exactly the same
// function when operating on memory, but when working with registers one affects
// byte registers and the other word registers. Gunforce, Blade Master and
// Lethal Thunder had this error.

//double check 0x00 0x22 0x28 0x4a 0x34 in these tables

#define xxxx 0xf1/* Unknown */

unsigned char gunforce_decryption_table[256] = {
	0xff,xxxx,xxxx,0x2c,xxxx,xxxx,0x43,0x88, xxxx,0x13,0x0a,0xbd,0xba,0x60,0xea,xxxx, /* 00 */
	xxxx,xxxx,0xf2,0x29,0xb3,0x22,xxxx,0x0c, 0xa9,0x5f,0x9d,0x07,xxxx,xxxx,0x0b,0xbb, /* 10 */
	0x8a,xxxx,xxxx,xxxx,0x3a,0x3c,0x5a,0x38, 0x99,xxxx,0xf8,0x89,xxxx,0x91,xxxx,0x55, /* 20 */
	0xac,0x40,0x73,xxxx,0x59,xxxx,0xfc,xxxx, 0x50,0xfa,xxxx,0x25,xxxx,0x34,0x47,0xb7, /* 30 */
	xxxx,xxxx,xxxx,0x49,xxxx,0x0f,0x8b,0x05, 0xc3,0xa5,0xbf,0x83,0x86,0xc5,xxxx,xxxx, /* 40 */
	0x28,0x77,0x24,0xb4,xxxx,0x92,xxxx,0x3b, 0x5e,0xb6,0x80,0x0d,0x2e,0xab,0xe7,xxxx, /* 50 */
	0x48,xxxx,0xad,0xc0,xxxx,0x1b,0xc6,0xa3, 0x04,xxxx,xxxx,xxxx,0x16,0xb0,0x7d,0x98, /* 60 */
	0x87,0x46,0x8c,xxxx,xxxx,0xfe,xxxx,0xcf, xxxx,0x68,0x84,xxxx,0xd2,xxxx,0x18,0x51, /* 70 */
	0x76,0xa4,0x36,0x52,0xfb,xxxx,0xb9,xxxx, xxxx,0xb1,0x1c,0x21,0xe6,0xb5,0x17,0x27, /* 80 */
	0x3d,0x45,0xbe,0xae,xxxx,0x4a,0x0e,0xe5, xxxx,0x58,0x1f,0x61,0xf3,0x02,xxxx,0xe8, /* 90 */
	xxxx,xxxx,xxxx,0xf7,0x56,0x96,xxxx,0xbc, 0x4f,xxxx,xxxx,0x79,0xd0,xxxx,0x2a,0x12, /* A0 */
	0x4e,0xb8,xxxx,0x41,xxxx,0x90,0xd3,xxxx, 0x2d,0x33,0xf6,xxxx,xxxx,0x14,xxxx,0x32, /* B0 */
	0x5d,0xa8,0x53,0x26,0x2b,0x20,0x81,0x75, 0x7f,0x3e,xxxx,xxxx,0x00,0x93,xxxx,0xb2, /* C0 */
	0x57,xxxx,0xa0,xxxx,0x39,xxxx,xxxx,0x72, xxxx,0x01,0x42,0x74,0x9c,0x1e,xxxx,0x5b, /* D0 */
	xxxx,0xf9,xxxx,0x2f,0x85,xxxx,0xeb,0xa2, xxxx,0xe2,0x11,xxxx,0x4b,0x7e,xxxx,0x78, /* E0 */
	xxxx,xxxx,0x09,0xa1,0x03,xxxx,0x23,0xc1, 0x8e,0xe9,0xd1,0x7c,xxxx,xxxx,0xc7,0x06, /* F0 */
};
// 0x13 (0x29) guess
// 0x18 (0xa9) guess
// 0x50 (0x28) guess
// 0x63 (0xc0) guess
// 0x7e (0x18) opcode is right but arguments could be swapped
// 0xcc (0x00) guess
// 0xea (0x11) guess
// 0x51 (0x77) guess (kengo)
// 0x96 (0x0e) complete guess (kengo), maybe wrong but I don't see what it could be


//double check 22 (boot bomb at 2a000)
//47a7 (46e0 in boot) - hmm

// 0x00 is NOT 0x20 (no context in bomberman)

unsigned char bomberman_decryption_table[256] = {
	xxxx,xxxx,0x79,xxxx,0x9d,0x48,xxxx,xxxx, xxxx,xxxx,0x2e,xxxx,xxxx,0xa5,0x72,xxxx, /* 00 */
	0x46,0x5b,0xb1,0x3a,0xc3,xxxx,0x35,xxxx, xxxx,0x23,xxxx,0x99,xxxx,0x05,xxxx,0x3c, /* 10 */
	0x3b,0x76,0x11,xxxx,xxxx,0x4b,xxxx,0x92, xxxx,0x32,0x5d,xxxx,0xf7,0x5a,0x9c,xxxx, /* 20 */
	0x26,0x40,0x89,xxxx,xxxx,xxxx,xxxx,0x57, xxxx,xxxx,xxxx,xxxx,xxxx,0xba,0x53,0xbb, /* 30 */
	0x42,0x59,0x2f,xxxx,0x77,xxxx,xxxx,0x4f, 0xbf, 0x4a/*0x41*/, 0xcb,0x86,0x62,0x7d,xxxx,0xb8, /* 40 */
	xxxx,0x34,xxxx,0x5f,xxxx,0x7f,0xf8,0x80, 0xa0,0x84,0x12,0x52,xxxx,xxxx,xxxx,0x47, /* 50 */
	xxxx,0x2b,0x88,0xf9,xxxx,0xa3,0x83,xxxx, 0x75,0x87,xxxx,0xab,0xeb,xxxx,0xfe,xxxx, /* 60 */
	xxxx,0xaf,0xd0,0x2c,0xd1,0xe6,0x90,0x43, 0xa2,0xe7,0x85,0xe2,0x49,0x22,0x29,xxxx, /* 70 */
	0x7c,xxxx,xxxx,0x9a,xxxx,xxxx,0xb9,xxxx, 0x14,0xcf,0x33,0x02,xxxx,xxxx,xxxx,0x73, /* 80 */
	xxxx,0xc5,xxxx,xxxx,xxxx,0xf3,0xf6,0x24, xxxx,0x56,0xd3,xxxx,0x09,0x01,xxxx,xxxx, /* 90 */
	0x03,0x2d,0x1b,xxxx,0xf5,0xbe,xxxx,xxxx, 0xfb,0x8e,0x21,0x8d,0x0b,xxxx,xxxx,0xb2, /* A0 */
	0xfc,0xfa,0xc6,xxxx,0xe8,0xd2,xxxx,0x08, 0x0a,0xa8,0x78,0xff,xxxx,0xb5,xxxx,xxxx, /* B0 */
	0xc7,0x06,0x18,xxxx,xxxx,0x1e,0x7e,0xb0, 0x0e,0x0f,xxxx,xxxx,0x0c,0xaa,0x55,xxxx, /* C0 */
	xxxx,0x74,0x3d,xxxx,xxxx,0x38,0x27,0x50, xxxx,0xb6,0x5e,0x8b,0x07,0xe5,0x39,0xea, /* D0 */
	0xbd,xxxx,0x81,0xb7,xxxx,0x8a,0x0d,xxxx, 0x58,0xa1,0xa9,0x36,xxxx,0xc4,xxxx,0x8f, /* E0 */
	0x8c,0x1f,0x51,0x04,0xf2,xxxx,0xb3,0xb4, 0xe9,0x2a,xxxx,xxxx,xxxx,0x25,xxxx,0xbc, /* F0 */
};


unsigned char lethalth_decryption_table[256] = {
	0x7f,0x26,0x5d,xxxx,0xba,xxxx,0x1e,0x5e, 0xb8,xxxx,0xbc,0xe8,0x01,xxxx,0x4a,0x25, /* 00 */
	xxxx,0xbd,xxxx,0x22,0x10,xxxx,0x02,0x57, 0x70,xxxx,0x7c,xxxx,0xe7,0x52,xxxx,0xa9, /* 10 */
//                      ^^^^                 ^^^^
	xxxx,xxxx,0xc6,0x06,0xa0,0xfe,0xcf,0x8e, 0x43,0x8f,0x2d,xxxx,0xd4,0x85,0x75,0xa2, /* 20 */
//                                                ^^^^
	0x3d,xxxx,xxxx,0x38,0x7c,0x89,0xd1,0x80, 0x3b,0x72,0x07,xxxx,0x42,0x37,0x0a,0x18, /* 30 */
//                                                                    ^^^^
	0x88,0xb4,0x98,0x8b,0xb9,0x9c,0xad,0x0e, 0x2b,xxxx,0xbf,xxxx,0x55,xxxx,0x56,0xb0, /* 40 */
//                                     ^^^^
	0x93,0x91,xxxx,0xeb,xxxx,0x50,0x41,0x29, 0x47,xxxx,xxxx,0x60,xxxx,0xab,xxxx,xxxx, /* 50 */
	0xc3,0xe2,0xd0,0xb2,0x11,0x79,xxxx,0x08, xxxx,0xfb,xxxx,0x2c,0x23,xxxx,0x28,0x0d, /* 60 */
	xxxx,xxxx,xxxx,0x83,0x3c,xxxx,0x1b,0x34, 0x5b,xxxx,0x40,xxxx,xxxx,0x04,0xfc,0x09, /* 70 */
//                                                                              ^^^^
	0xb1,0xf3,0x8a,xxxx,xxxx,0x87,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0xbe,0x84,0x1f,0xe6, /* 80 */
	0xff,xxxx,0x12,xxxx,0xb5,0x36,xxxx,0xb3, xxxx,xxxx,xxxx,0xd2,0x4e,xxxx,xxxx,xxxx, /* 90 */
	0xa5,xxxx,xxxx,0xc7,xxxx,0x27,0x0b,xxxx, 0x20,xxxx,xxxx,xxxx,xxxx,xxxx,0x61,0x7f, /* A0 */
	xxxx,xxxx,0x86,0x0f,xxxx,0xb7,xxxx,0x4f, xxxx,xxxx,0xc0,0xfd,xxxx,0x39,xxxx,0x7d, /* B0 */
	0x05,0x3a,xxxx,0x48,0x92,0x7a,0x3e,0x03, xxxx,0xf8,xxxx,0x59,0xa8,0x5f,0xf9,0xbb, /* C0 */
	0x81,0xfa,0x9d,0xe9,0x2e,0xa1,0xc1,0x33, xxxx,0x78,xxxx,0x0c,xxxx,0x24,0xaa,0xac, /* D0 */
	xxxx,0xb6,xxxx,0xea,xxxx,0x73,0xe5,0x58, 0x00,0xf7,xxxx,0x74,xxxx,0x7e,xxxx,0xa3, /* E0 */
	xxxx,0x5a,0xf6,0x32,0x46,0x2a,xxxx,xxxx, 0x53,0x4b,0x90,xxxx,0x51,0x68,0x99,0x13, /* F0 */
//                                                                              ^^^^
};
// 0x2c (0xd4) complete guess
// 0x2d (0x85) complete guess
// 0xc4 (0x92) guess
// 0xbb (0xfd) guess
// 0x46 (0xad) guess
// 0x6e (0x28) guess
// 0x76 (0x1b) guess
// 0x8d (0x84) guess
// 0xa6 (0x0b) guess
// 0xa8 (0x20) guess
// 0xbd (0x39) guess
// 0xc3 (0x48) guess
// and our collection of conditional branches:
// 0xbf (0x7d) >= (monitor test)
// 0x34 (0x7c) < or <= (seems more like <) | these two are used toghether
// 0xaf (0x7f) > or >= (seems more like >) |
// 0xed (0x7e) <= or < (seems more like <=)
// 0x00 (0x7f) > ? | these two are used toghether
// 0x1a (0x7c) < ? | (rowscroll on pink screen on startup)
// 0xc5 (0x7a) completely in the dark (game start after car seelction)


unsigned char dynablaster_decryption_table[256] = {
	0x1f,0x51,0x84,xxxx,0x3d,0x09,0x0d,xxxx, xxxx,0x57,xxxx,xxxx,xxxx,0x32,0x11,xxxx, /* 00 */
	xxxx,0x9c,xxxx,xxxx,0x4b,xxxx,xxxx,0x03, xxxx,xxxx,xxxx,0x89,0xb0,xxxx,xxxx,xxxx, /* 10 */
	xxxx,0xbb,0x18,0xbe,0x53,0x21,0x55,0x7c, xxxx,xxxx,0x47,0x58,0xf6,xxxx,xxxx,0xb2, /* 20 */
	0x06,xxxx,0x2b,xxxx,0x2f,0x0b,0xfc, 0x91 , xxxx,xxxx,0xfa,0x81,0x83,0x40,0x38,xxxx, /* 30 */
	xxxx,xxxx,0x49,0x85,0xd1,0xf5,0x07,0xe2, 0x5e,0x1e,xxxx,0x04,xxxx,xxxx,xxxx,0xb1, /* 40 */
	0xc7,xxxx,0x96, 0xf2 /*0xaf*/, 0xb6,0xd2,0xc3,xxxx, 0x87,0xba,0xcb,0x88,xxxx,0xb9,0xd0,0xb5, /* 50 */
	0x9a,0x80,0xa2,0x72,xxxx,0xb4,xxxx,0xaa, 0x26,0x7d,0x52,0x33,0x2e,0xbc,0x08,0x79, /* 60 */
	0x48,xxxx,0x76,0x36,0x02,xxxx,0x5b,0x12, 0x8b,0xe7,xxxx,xxxx,xxxx,0xab,xxxx,0x4f, /* 70 */
	xxxx,xxxx,0xa8,0xe5,0x39,0x0e,0xa9,xxxx, xxxx,0x14,xxxx,0xff, 0x7f/*0x75*/ ,xxxx,xxxx,0x27, /* 80 */
	xxxx,0x01,xxxx,xxxx,0xe6,0x8a,0xd3,xxxx, xxxx,0x8e,0x56,0xa5,0x92,xxxx,xxxx,0xf9, /* 90 */
	0x22,xxxx,0x5f,xxxx,xxxx,0xa1,xxxx,0x74, 0xb8,xxxx,0x46,0x05,0xeb,0xcf,0xbf,0x5d, /* a0 */
	0x24,xxxx,0x9d,xxxx,xxxx,xxxx,xxxx,xxxx, 0x59,0x8d,0x3c,0xf8,0xc5,xxxx,0xf3,0x4e, /* b0 */
	xxxx,xxxx,0x50,0xc6,0xe9,0xfe,0x0a,xxxx, 0x99,0x86,xxxx,xxxx,0xaf ,0x8c/*0x8e*/,0x42,0xf7, /* c0 */
	xxxx,0x41,xxxx,0xa3,xxxx,0x3a,0x2a,0x43, xxxx,0xb3,0xe8,xxxx,0xc4,0x35,0x78,0x25, /* d0 */
	0x75,xxxx,0xb7,xxxx,0x23,xxxx, xxxx/*0xe2*/,0x8f, xxxx,xxxx,0x2c,xxxx,0x77,0x7e,xxxx,0x0f, /* e0 */
	0x0c,0xa0,0xbd,xxxx,xxxx,0x2d,0x29,0xea, xxxx,0x3b,0x73,xxxx,0xfb,0x20,xxxx,0x5a /* f0 */
};
//double check 0x00/0xa0 AND.
//double check 0x8c (0x7d jg)
//double check 0xfd (0x20 AND) - 9d2 in code
//double check 0xd1 (0x41 INC cw) used in uccops and dynablaster (LOOKS GOOD)

//AND fd (0x20)
//0x37 (91) guess from dynablaster title screen

// BM - 0x61 NOT 82, but instead 0x80 verified in both Atomic Punk and UCCops
// 0x22 is 0x18 (SBB) verified from Gunforce
// 0x5b seems confirmed (previous commented out as 0x36)
// NS I expected 0x32 to be 0x1b (SBB) like in gunforce, but startup tests fail in bbmanw.
//    therefore it seems to be 0x2b (SUB)
// NS010718  0xa0 was 0x00 (ADDB), verified to be 0x22 (ANDB)


unsigned char mysticri_decryption_table[256] = {
	xxxx,0x57,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, 0xbf,0x43,xxxx,xxxx,xxxx,xxxx,0xfc,xxxx, /* 00 */
	xxxx,xxxx,xxxx,xxxx,xxxx,0x52,0xa3,0x26, xxxx,0xc7,xxxx,0x0f,xxxx,0x0c,xxxx,xxxx, /* 10 */
	xxxx,xxxx,0xff,xxxx,xxxx,0x02,xxxx,xxxx, 0x2e,xxxx,0x5f,xxxx,xxxx,xxxx,0x73,0x50, /* 20 */
	0xb2,0x3a,xxxx,xxxx,0xbb,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 30 */
	xxxx,xxxx,0x8e,0x3c,0x42,xxxx,xxxx,0xb9, xxxx,xxxx,0x2a,xxxx,0x47,0xa0,0x2b,0x03, /* 40 */
	0xb5,0x1f,xxxx,0xaa,xxxx,0xfb,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0x38,xxxx,xxxx,xxxx, /* 50 */
	0x2c,xxxx,xxxx,0xc6,xxxx,xxxx,0xb1,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xa2,xxxx, /* 60 */
	0xe9,0xe8,xxxx,xxxx,0x86,xxxx,0x8b,xxxx, xxxx,xxxx,xxxx,xxxx,0x5b,0x72,xxxx,xxxx, /* 70 */
	xxxx,xxxx,0x5d,0x0a,xxxx,xxxx,0x89,xxxx, 0xb0,0x88,xxxx,xxxx,xxxx,0x87,0x75,0xbd, /* 80 */
	xxxx,0x51,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,0x5a,0x58,xxxx,xxxx,0x56, /* 90 */
	xxxx,0x8a,xxxx,0x55,xxxx,xxxx,xxxx,0xb4, 0x08,xxxx,0xf6,xxxx,xxxx,0x9d,xxxx,0xbc, /* A0 */
	0x0b,xxxx,xxxx,0x5e,xxxx,xxxx,xxxx,0x22, 0x36,xxxx,0x1e,xxxx,0xb6,0xba,0x23,xxxx, /* B0 */
	0x20,xxxx,xxxx,xxxx,0x59,0x53,xxxx,0x04, 0x81,xxxx,xxxx,0xf3,xxxx,xxxx,0x3b,0x06, /* C0 */
	xxxx,0x79,0x83,0x9c,xxxx,0x18,0x80,xxxx, 0xc3,xxxx,xxxx,xxxx,0x32,xxxx,0xcf,xxxx, /* D0 */
	0xeb,xxxx,xxxx,0x33,xxxx,0xfa,xxxx,xxxx, 0xd2,xxxx,0x24,xxxx,0x74,0x41,0xb8,xxxx, /* E0 */
	xxxx,xxxx,0xd0,0x07,xxxx,xxxx,xxxx,xxxx, xxxx,0x46,xxxx,0xea,0xfe,0x78,xxxx,xxxx, /* F0 */
};
// 0xd5 (0x18) opcode is right but arguments could be swapped
// 0x4e (0x2b) not sure, could be 0x1b


unsigned char majtitl2_decryption_table[256] = {
	0x87,xxxx,0x78,0xaa,xxxx,xxxx,xxxx,0x2c, 0x32,0x0a,0x0f,xxxx,0x5e,xxxx,0xc6,0x8a, /* 00 */
	0x33,xxxx,xxxx,xxxx,xxxx,0xea,xxxx,0x72, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x24,0x55, /* 10 */
	xxxx,xxxx,xxxx,0x89,0xfb,xxxx,0x59,0x02, xxxx,xxxx,0x5d,xxxx,xxxx,xxxx,0x36,xxxx, /* 20 */
	xxxx,0x06,0x79,xxxx,xxxx,0x1e,0x07,xxxx, xxxx,xxxx,0x83,xxxx,xxxx,xxxx,xxxx,xxxx, /* 30 */
	0x9d,xxxx,xxxx,0x74,xxxx,xxxx,xxxx,0x0c, 0x58,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 40 */
	0x3c,xxxx,0x03,xxxx,xxxx,0xfa,0x43,xxxx, 0xbf,xxxx,xxxx,0x75,xxxx,0x88,xxxx,0x80, /* 50 */
	xxxx,0xa3,xxxx,0xfe,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0x3a,xxxx,xxxx,xxxx, /* 60 */
	0x2b,xxxx,xxxx,xxxx,xxxx,0xe9,0x5f,xxxx, 0x46,xxxx,0x41,xxxx,0x18,0xb8,xxxx,xxxx, /* 70 */
	0xb4,0x5a,0xb1,xxxx,xxxx,0x50,0xe8,0x20, xxxx,0xb2,xxxx,xxxx,xxxx,xxxx,xxxx,0x51, /* 80 */
	xxxx,xxxx,xxxx,0x56,xxxx,xxxx,xxxx,xxxx, xxxx,0xcf,xxxx,xxxx,xxxx,0xc3,xxxx,xxxx, /* 90 */
	xxxx,xxxx,xxxx,xxxx,0x0b,xxxx,xxxx,0xb5, 0x57,xxxx,xxxx,0xc7,0x3b,xxxx,xxxx,xxxx, /* A0 */
	xxxx,xxxx,xxxx,xxxx,0xb6,xxxx,0xeb,xxxx, 0x38,xxxx,0xa0,0x08,xxxx,0x86,0xb0,xxxx, /* B0 */
	0x42,0x1f,0x73,xxxx,0xf6,xxxx,xxxx,xxxx, 0x53,xxxx,0x52,xxxx,0x04,0xbd,xxxx,xxxx, /* C0 */
	0x26,0xff,0x2e,xxxx,0x81,xxxx,0x47,xxxx, xxxx,xxxx,xxxx,0xd0,0x22,xxxx,xxxx,0xb9, /* D0 */
	0x23,xxxx,0xf3,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,0xd2,0x8b,0xba,xxxx,xxxx,xxxx,0x5b, /* E0 */
	xxxx,xxxx,0x9c,xxxx,xxxx,xxxx,xxxx,0xfc, 0xbc,0xa2,0x2a,xxxx,xxxx,0x8e,0xbb,xxxx, /* F0 */
};
// 0x7c (0x18) opcode is right but arguments could be swapped
// 0x70 (0x2b) not sure, could be 0x1b


unsigned char hook_decryption_table[256] = {
	0xb6,0x20,0x22,xxxx,0x0f,0x57,0x59,0xc6, 0xeb,xxxx,0xb0,0xbb,0x3b,xxxx,xxxx,xxxx, /* 00 */
	0x36,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,0xfe,xxxx,xxxx,xxxx,xxxx,xxxx,0xa0, /* 10 */
	0x2e,xxxx,0x0b,xxxx,xxxx,0x58,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,0x80,xxxx,xxxx, /* 20 */
	0x33,xxxx,xxxx,0xbf,0x55,xxxx,xxxx,xxxx, 0x53,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 30 */
	0x47,0x74,xxxx,0xb1,0xb4,xxxx,xxxx,0x88, xxxx,xxxx,0x38,0xcf,xxxx,0x8e,xxxx,xxxx, /* 40 */
	xxxx,0xc7,xxxx,0x32,xxxx,0x52,0x3c,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x83,0x72, /* 50 */
	xxxx,0x73,xxxx,0x5a,xxxx,0x43,xxxx,xxxx, xxxx,xxxx,0x41,0xe9,0xbd,xxxx,0xb2,0xd2, /* 60 */
	xxxx,0xaa,0xa2,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,0x26,xxxx,xxxx,0x8a,xxxx, /* 70 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x18, xxxx,0x9d,xxxx,xxxx,xxxx,0x5d,xxxx,0x46, /* 80 */
	xxxx,xxxx,xxxx,0xf6,0xc3,0xa3,0x1e,0x07, 0x5f,0x81,xxxx,0x0c,xxxx,0xb8,xxxx,0x75, /* 90 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x79, /* A0 */
	xxxx,0x5e,xxxx,xxxx,0x06,xxxx,0xff,xxxx, 0x5b,0x24,xxxx,0x2b,xxxx,xxxx,xxxx,0x02, /* B0 */
	0x86,xxxx,xxxx,0xfb,xxxx,xxxx,0x50,0xfc, 0x08,xxxx,xxxx,xxxx,0x03,xxxx,0xb9,xxxx, /* C0 */
	xxxx,0xbc,0xe8,0x1f,0xfa,0x42,xxxx,xxxx, 0x89,xxxx,0x23,0x87,xxxx,0x2a,xxxx,xxxx, /* D0 */
	0x8b,xxxx,0xf3,0xea,0x04,0x2c,0xb5,xxxx, 0x0a,xxxx,0x51,xxxx,xxxx,0x3a,xxxx,0x9c, /* E0 */
	xxxx,xxxx,0x78,xxxx,0xba,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0xd0,0x56,xxxx,xxxx, /* F0 */
};
// 0x87 (0x18) opcode is right but arguments could be swapped
// 0xbb (0x2b) not sure, could be 0x1b


unsigned char rtypeleo_decryption_table[256] = {
	0x5d,xxxx,0xc6,xxxx,xxxx,xxxx,0x2a,0x3a, xxxx,xxxx,xxxx,0x86,xxxx,0x22,xxxx,0xf3, /* 00 */
	xxxx,xxxx,xxxx,xxxx,xxxx,0x38,0x01,0x42, 0x04,xxxx,xxxx,0x1f,xxxx,xxxx,xxxx,0x58, /* 10 */
//                                ^^^^
	0x57,0x2e,xxxx,xxxx,0x53,xxxx,0xb9,xxxx, xxxx,xxxx,xxxx,xxxx,0x20,0x55,xxxx,0x3d, /* 20 */
//                                                                              ^^^^
	0xa0,xxxx,xxxx,0x0c,0x03,xxxx,0x83,xxxx, xxxx,xxxx,0x8a,xxxx,xxxx,0xaa,xxxx,xxxx, /* 30 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,0x41,0x0a,0x26,0x8b,0x56,0x5e,xxxx, /* 40 */
	xxxx,0x74,xxxx,xxxx,xxxx,xxxx,0x06,xxxx, xxxx,0x89,0x5b,0xc7,0x43,xxxx,xxxx,xxxx, /* 50 */
	xxxx,0xb6,xxxx,0x3b,xxxx,xxxx,xxxx,xxxx, xxxx,0x36,0xea,0x80,xxxx,xxxx,xxxx,0x5f, /* 60 */
	xxxx,0x0f,xxxx,xxxx,xxxx,0x46,xxxx,xxxx, 0x3c,0x8e,xxxx,0xa3,0x87,xxxx,xxxx,xxxx, /* 70 */
	0x2b,0xfb,0x47,0x0b,xxxx,0xfc,0x02,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x72,0x2c, /* 80 */
	0x33,xxxx,xxxx,xxxx,xxxx,xxxx,0x9d,0xbd, xxxx,0xb2,xxxx,0x78,0x75,0xb8,xxxx,xxxx, /* 90 */
	xxxx,xxxx,xxxx,xxxx,0xcf,0x5a,0x88,xxxx, xxxx,xxxx,0xc3,xxxx,0xeb,0xfa,xxxx,0x32, /* A0 */
	xxxx,xxxx,xxxx,0x52,0xb4,xxxx,xxxx,xxxx, xxxx,0xbc,xxxx,xxxx,xxxx,0xb1,0x59,0x50, /* B0 */
	xxxx,xxxx,0xb5,xxxx,0x08,0xa2,0xbf,0xbb, 0x1e,0x9c,xxxx,0x73,xxxx,0xd0,xxxx,xxxx, /* C0 */
	xxxx,xxxx,xxxx,xxxx,0x81,xxxx,0x79,xxxx, xxxx,0x24,0x23,xxxx,xxxx,0xb0,0x07,0xff, /* D0 */
	xxxx,0xba,0xf6,0x51,xxxx,xxxx,xxxx,0xfe, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xe9,xxxx, /* E0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xe8,0xd2, xxxx,0x18,xxxx,xxxx,xxxx,0xd1,xxxx,xxxx, /* F0 */
//                                                                    ^^^^
};
// 0xf9 (0x18) opcode is right but arguments could be swapped
// 0x80 (0x2b) not sure, could be 0x1b
// 0x16 (0x01) guess (wrong?)


unsigned char inthunt_decryption_table[256] = {
	0x1f,xxxx,0xbb,0x50,xxxx,0x58,0x42,0x57, xxxx,xxxx,0xe9,xxxx,xxxx,xxxx,xxxx,0x0b, /* 00 */
	xxxx,xxxx,0x9d,0x9c,xxxx,xxxx,0x1e,xxxx, xxxx,0xb4,0x5b,xxxx,xxxx,xxxx,xxxx,xxxx, /* 10 */
	xxxx,xxxx,0x78,0xc7,xxxx,xxxx,0x83,xxxx, xxxx,0x0c,0xb0,0x04,xxxx,xxxx,xxxx,xxxx, /* 20 */
	xxxx,xxxx,xxxx,xxxx,0x3b,0xc3,0xb5,0x47, xxxx,xxxx,xxxx,xxxx,0x59,xxxx,xxxx,xxxx, /* 30 */
	xxxx,xxxx,xxxx,0x38,xxxx,xxxx,xxxx,xxxx, 0x5f,0xa3,0xfa,xxxx,0xe8,0x36,0x75,xxxx, /* 40 */
	0x88,0x33,xxxx,xxxx,xxxx,xxxx,0x43,xxxx, xxxx,0x87,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 50 */
	xxxx,xxxx,xxxx,xxxx,0x8e,0xf3,0x56,xxxx, xxxx,xxxx,xxxx,0x26,0xff,xxxx,xxxx,xxxx, /* 60 */
	xxxx,xxxx,xxxx,0x2a,xxxx,0x8a,xxxx,0x18, xxxx,xxxx,0x03,0x89,0x24,xxxx,xxxx,xxxx, /* 70 */
	0x0a,xxxx,0xeb,xxxx,0x86,xxxx,xxxx,xxxx, 0x79,0x3a,xxxx,xxxx,xxxx,xxxx,0xa0,xxxx, /* 80 */
	0xea,xxxx,xxxx,xxxx,xxxx,xxxx,0x2c,xxxx, 0xc6,xxxx,xxxx,0x46,xxxx,0xaa,0xb6,0x5e, /* 90 */
	xxxx,xxxx,xxxx,xxxx,0x8b,xxxx,xxxx,xxxx, xxxx,xxxx,0xba,xxxx,0xb9,0x53,0xa2,xxxx, /* A0 */
	xxxx,0x07,xxxx,xxxx,xxxx,0x3c,0x32,xxxx, 0x2b,xxxx,0xb8,xxxx,xxxx,xxxx,xxxx,xxxx, /* B0 */
	0xbd,xxxx,xxxx,xxxx,xxxx,0x81,xxxx,0xd0, 0x08,xxxx,0x55,0x06,0xcf,xxxx,xxxx,0xfc, /* C0 */
	xxxx,xxxx,xxxx,0xb1,0xbf,xxxx,xxxx,0x51, 0x52,xxxx,0x5d,xxxx,0x5a,xxxx,0xb2,xxxx, /* D0 */
	0xfe,xxxx,xxxx,0x22,0x20,0x72,0xf6,0x80, 0x02,0x2e,xxxx,0x74,0x0f,xxxx,xxxx,xxxx, /* E0 */
	xxxx,xxxx,xxxx,xxxx,0xbc,0x41,xxxx,0xfb, 0x73,xxxx,xxxx,xxxx,0x23,0xd2,xxxx,xxxx, /* F0 */
};
// 0x77 (0x18) opcode is right but arguments could be swapped
// 0xb8 (0x2b) not sure, could be 0x1b


unsigned char gussun_decryption_table[256] = {
	0x70,xxxx,xxxx,0x36,xxxx,0x52,0xb1,0x5b, 0x68,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 00 */
//  ????                                     ^^^^ ????
	xxxx,xxxx,0x75,xxxx,xxxx,0x83,0x32,0xe9, xxxx,0x82,xxxx,xxxx,xxxx,xxxx,0xac,xxxx, /* 10 */
//                                ^^^^            ^^^^                     ^^^^
	0x5d,0xa4,xxxx,0x51,0x21,xxxx,xxxx,xxxx ,0xf8,xxxx,0x91,xxxx,xxxx,xxxx,0x03,0x5f, /* 20 */
//                      ????                 ^^^^      ^^^^ ????
	0x26,xxxx,xxxx,0x8b,xxxx,0x02,xxxx,xxxx, 0x8e,0xab,xxxx,xxxx,0xbc,0x90,0xb3,xxxx, /* 30 */
//                      ????
	xxxx,xxxx,0xc6,xxxx,xxxx,0x3a,xxxx,xxxx, xxxx,0x74,xxxx,xxxx,0x33,xxxx,xxxx,xxxx, /* 40 */
	xxxx,0x53,xxxx,0xc0,0xc3,0x41,0xfc,0xe7, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xba,xxxx, /* 50 */
//                 ^^^^      ^^^^
	0xb0,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x07, 0xb9,xxxx,xxxx,0x46,0xf9,xxxx,xxxx,xxxx, /* 60 */
//                                                               ^^^^
	xxxx,0xea,0x72,0x73,0xad,0xd1,0x3b,0x5e, 0xe5,0x57,xxxx,0x0d,xxxx,xxxx,xxxx,0x3c, /* 70 */
//                      ^^^^
	xxxx,0x86,xxxx,xxxx,xxxx,0x25,0x2d,xxxx, 0x9a,0xeb,0x04,0x0b,xxxx,0xb8,0x81,xxxx, /* 80 */
//                                                     ^^^^
	xxxx,xxxx,0x9d,xxxx,0xbb,xxxx,xxxx,0xcb, 0xa8,0xcf,xxxx,xxxx,0x43,0x56,xxxx,xxxx, /* 90 */
//            ^^^^                     ^^^^       ^^^^
	xxxx,0xa3,xxxx,xxxx,xxxx,xxxx,0xfa,xxxx, xxxx,0x81,0xe6,xxxx,0x80,xxxx,xxxx,xxxx, /* a0 */
	xxxx,xxxx,xxxx,xxxx,0x7d,0x3d,0x3e,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* b0 */
//                      ^^^^
	xxxx,0xff,0x47,xxxx,0x55,0x1e,xxxx,0x59, 0x93,xxxx,xxxx,xxxx,0x88,0xc1,xxxx,0xb2, /* c0 */
//            ^^^^                           ^^^^                     ^^^^
	xxxx,0x2e,0x06,0xc7,0x05,xxxx,0x8a,0x5a, 0x58,0xbe,xxxx,xxxx,xxxx,0x1f,0x23,xxxx, /* d0 */
//       ^^^^
	0xe8,xxxx,0x89,0xa1,0xd0,xxxx,xxxx,0xe2, 0x38,0xfe,0x50,0x9c,xxxx,xxxx,xxxx,xxxx, /* e0 */
//                                                          ^^^^
	xxxx,xxxx,0xf3,xxxx,xxxx,0x0f,xxxx,xxxx, xxxx,xxxx,0xf7,xxxx,0x39,xxxx,0xbf,xxxx, /* f0 */
//  ????
};
//above - c8 (inc aw) guess from stos code
//c5 (push ds) guess (pop ds soon after) right?
//0xa9 (not 0x82 PRE) guess from 237df
//cd total guess (wrong but 3 bytes)

//AS notes:
//0x1e is lodsb not lds,noted from 2344f
//0x16 is xor r8,r8 not xor r16,r16
//0xc8 not inc aw but xch bw,aw
//0xcd is 0xc1 not 0xbd(palette at startup)
//0x97 guess,but seems right(228c1),known to *not* be ret %Iw.
//0x00 wrong(for sure it needs a one byte operand due to push es called at one point...)
//0x19 guess (0x82 PRE)
//0xc2 guess,it could be dec iy...
/*
e0100 palette sub-routine:
12485: 23             push es
12486: 27 C2          mov  es,dw
12488: D7 C0          xor  aw,aw
1248A: D7 FF          xor  iy,iy
1248C: 44 00 01       mov  cw,$0100
1248F: 81 5D          repe stosw
12491: 95 22 06 97 39 mov  byte ss:[$3997],$FF
12497: 3A             pop  es
12498: 60             ret

d1a86

unk
add bw,bw [d8]
add ix,sp [e6]
add iy,sp [e7]
clc
ret

Unused: [2] 00  add %Eb,%Gb
Unused: [2] 01  add %Ev,%Gv
Unused: [2] 08  or %Eb,%Gb
Unused: [2] 09  or %Ev,%Gv
Unused: [2] 0a  or %Gb,%Eb
Unused: [2] 0c  or al,%Ib
Unused: [1] 0e  push cs
Unused: [2] 10  adc %Eb,%Gb
Unused: [2] 11  adc %Ev,%Gv
Unused: [2] 12  adc %Gb,%Eb
Unused: [2] 13  adc %Gv,%Ev
Unused: [2] 14  adc al,%Ib
Unused: [3] 15  adc aw,%Iv
Unused: [1] 16  push ss
Unused: [1] 17  pop ss
Unused: [2] 18  sbb %Eb,%Gb
Unused: [2] 19  sbb %Ev,%Gv
Unused: [2] 1a  sbb %Gb,%Eb
Unused: [2] 1b  sbb %Gv,%Ev
Unused: [2] 1c  sbb al,%Ib
Unused: [3] 1d  sbb aw,%Iv
Unused: [2] 20  and %Eb,%Gb
Unused: [2] 22  and %Gb,%Eb
Unused: [2] 24  and al,%Ib
Unused: [1] 27  adj4a
Unused: [2] 28  sub %Eb,%Gb
Unused: [2] 29  sub %Ev,%Gv
Unused: [2] 2a  sub %Gb,%Eb
Unused: [2] 2b  sub %Gv,%Ev
Unused: [2] 2c  sub al,%Ib
Unused: [1] 2f  adj4s
Unused: [2] 30  xor %Eb,%Gb
Unused: [2] 31  xor %Ev,%Gv
Unused: [2] 34  xor al,%Ib
Unused: [3] 35  xor aw,%Iv
Unused: [1] 37  adjba
Unused: [1] 3f  adjbs
Unused: [1] 40  inc aw
Unused: [1] 42  inc dw
Unused: [1] 44  inc sp
Unused: [1] 45  inc bp
Unused: [1] 47  inc iy
Unused: [1] 48  dec aw
Unused: [1] 49  dec cw
Unused: [1] 4a  dec dw
Unused: [1] 4b  dec bw
Unused: [1] 4c  dec sp
Unused: [1] 4d  dec bp
Unused: [1] 4e  dec ix
Unused: [1] 54  push sp
Unused: [1] 5c  pop sp
Unused: [1] 60  pusha
Unused: [1] 61  popa
Unused: [0] 62  chkind %Gv,%Ma
Unused: [0] 63  (null)
Unused: [0] 64  repnc %p
Unused: [0] 65  repc %p
Unused: [0] 66  (null)
Unused: [0] 67  (null)
Unused: [0] 69  imul %Gw,%Ew,%Iw
Unused: [0] 6a  push %Ix
Unused: [0] 6b  imul %Gw,%Ew,%Ib
Unused: [0] 6c  insb
Unused: [0] 6d  insw
Unused: [0] 6e  outsb
Unused: [0] 6f  outsw
Unused: [1] 71  jno %Jb
Unused: [1] 76  jbe %Jb
Unused: [1] 77  ja %Jb
Unused: [1] 78  js %Jb
Unused: [1] 79  jns %Jb
Unused: [1] 7a  jpe %Jb
Unused: [1] 7b  jpo %Jb
Unused: [1] 7c  jl %Jb
Unused: [1] 7e  jle %Jb
Unused: [1] 7f  jg %Jb
DUPLICATE: 81   %g0 %Ew,%Iw
Unused: [2] 84  test %Eb,%Gb
Unused: [2] 85  test %Ew,%Gw
Unused: [2] 87  xch %Ew,%Gw
Unused: [0] 8c  mov %Ew,%Sw
Unused: [0] 8d  ldea %Gw,%M
Unused: [0] 8f  pop %Ev
Unused: [1] 92  xch dw,aw
Unused: [1] 94  xch sp,aw
Unused: [1] 95  xch bp,aw
Unused: [1] 96  xch ix,aw
Unused: [1] 97  xch iy,aw
Unused: [0] 98  cvtbw
Unused: [0] 99  cvtwl
Unused: [0] 9b  fwait
Unused: [0] 9e  sahf
Unused: [0] 9f  lahf
Unused: [0] a0  mov al,%Oc
Unused: [0] a2  mov %Oc,al
Unused: [0] a5  %P movsw
Unused: [0] a6  %P cmpsb
Unused: [0] a7  %P cmpsw
Unused: [0] a9  test aw,%Iv
Unused: [0] aa  %P stosb
Unused: [0] ae  %P scasb
Unused: [0] af  %P scasw
Unused: [2] b4  mov ah,%Ib
Unused: [2] b5  mov ch,%Ib
Unused: [2] b6  mov dh,%Ib
Unused: [2] b7  mov bh,%Ib
Unused: [3] bd  mov bp,%Iv
Unused: [0] c2  ret %Iw
Unused: [0] c4  les %Gv,%Mp
Unused: [0] c5  lds %Gv,%Mp
Unused: [0] c8  enter %Iw,%Ib
Unused: [0] c9  leave
Unused: [0] ca  retf %Iw
Unused: [0] cc  int 03
Unused: [0] cd  int %Ib
Unused: [0] ce  into
Unused: [0] d2  %g1 %Eb,cl
Unused: [0] d3  %g1 %Ev,cl
Unused: [0] d4  aam ; %Ib
Unused: [0] d5  aad ; %Ib
Unused: [0] d6  (null)
Unused: [0] d7  trans
Unused: [0] d8  %f0
Unused: [0] d9  %f1
Unused: [0] da  %f2
Unused: [0] db  %f3
Unused: [0] dc  %f4
Unused: [0] dd  %f5
Unused: [0] de  %f6
Unused: [0] df  %f7
Unused: [0] e0  loopne %Jb
Unused: [0] e1  loope %Jb
Unused: [0] e3  j%j cxz %Jb
Unused: [0] e4  in al,%Ib
Unused: [0] ec  in al,dw
Unused: [0] ed  in aw,dw
Unused: [0] ee  out dw,al
Unused: [0] ef  out dx,aw
Unused: [0] f0  lock %p
DUPLICATE: f1   (null)
Unused: [0] f2  repne %p
Unused: [0] f4  hlt
Unused: [0] f5  not1 CY(cmc)
Unused: [0] f6  %g2
Unused: [1] fb  ei
Unused: [1] fd  std
*/

unsigned char leagueman_decryption_table[256] = {
	xxxx,xxxx,xxxx,0x55,0xbb,xxxx,0x23,0x79, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x38,xxxx, /* 00 */
	0x01,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, 0x3d,xxxx,xxxx,xxxx,0xba,xxxx,0x1e,xxxx, /* 10 */
	0x2c,0x46,xxxx,0xb5,xxxx,0x4b,xxxx,0xfe, xxxx,xxxx,0xfb,0x2e,xxxx,xxxx,0x36,0x04, /* 20 */
	0xcf,xxxx,0xf3,0x5a,0x8a,0x0c,0x9c,xxxx, xxxx,xxxx,0xb2,0x50,xxxx,xxxx,xxxx,0x5f, /* 30 */
	xxxx,xxxx,0x24,xxxx,xxxx,0x41,0x2b,xxxx, 0xe9,xxxx,0x08,0x3b,xxxx,xxxx,xxxx,xxxx, /* 40 */
	xxxx,0xd2,0x51,xxxx,xxxx,xxxx,0x22,xxxx, 0xeb,0x3a,0x5b,0xa2,0xb1,0x80,xxxx,xxxx, /* 50 */
	xxxx,xxxx,xxxx,xxxx,0x59,0xb4,0x88,xxxx, xxxx,0xbf,0xd1,xxxx,0xb9,0x57,xxxx,xxxx, /* 60 */
	0x72,xxxx,0x73,xxxx,xxxx,xxxx,xxxx,0x0f, xxxx,xxxx,xxxx,xxxx,0x56,xxxx,xxxx,0xc6, /* 70 */
	xxxx,xxxx,xxxx,xxxx,xxxx,0x2a,0x8e,xxxx, 0x81,0xa3,0x58,xxxx,0xaa,0x78,0x89,xxxx, /* 80 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xbd,xxxx, xxxx,xxxx,0xff,xxxx,xxxx,xxxx,0x07,0x53, /* 90 */
	0xa0,xxxx,xxxx,0x5e,0xb0,xxxx,0x83,0xf6, xxxx,0x26,0x32,xxxx,xxxx,xxxx,0x74,0x0a, /* A0 */
	0x18,xxxx,xxxx,xxxx,0x75,0x03,xxxx,xxxx, 0xb6,0x02,xxxx,xxxx,0x43,xxxx,0xb8,xxxx, /* B0 */
	0xe8,xxxx,0xfc,xxxx,0x20,0xc3,xxxx,0x06, xxxx,0x1f,0x86,0x00,xxxx,xxxx,xxxx,0xd0, /* C0 */
	0x47,xxxx,0x87,xxxx,xxxx,0x9d,0x3c,0xc7, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* D0 */
	xxxx,xxxx,xxxx,0x8b,xxxx,xxxx,0x33,xxxx, xxxx,xxxx,xxxx,xxxx,0xfa,0x42,xxxx,xxxx, /* E0 */
	xxxx,xxxx,xxxx,0xea,xxxx,0x52,xxxx,0x5d, xxxx,xxxx,xxxx,xxxx,0xbc,xxxx,xxxx,xxxx, /* F0 */
};
// 0x25 (0x4b) guess
// 0x10 (0x01) guess (wrong?)


unsigned char psoldier_decryption_table[256] = {
	xxxx,xxxx,xxxx,0x8a,xxxx,0xaa,xxxx,xxxx, xxxx,0x20,0x23,0x55,xxxx,0xb5,0x0a,xxxx, /* 00 */
	xxxx,0x46,xxxx,0xb6,xxxx,0x74,0x8b,xxxx, xxxx,0xba,0x01,xxxx,xxxx,0x5a,0x86,0xfb, /* 10 */
	0xb2,xxxx,0xb0,xxxx,0x42,0x06,0x1e,0x08, 0x22,0x9d,xxxx,xxxx,xxxx,xxxx,xxxx,0x73, /* 20 */
	xxxx,xxxx,0x5f,xxxx,xxxx,0xd0,xxxx,0xff, xxxx,xxxx,0xbd,xxxx,0x03,xxxx,0xb9,xxxx, /* 30 */
	xxxx,xxxx,xxxx,0x51,0x5e,0x24,xxxx,xxxx, xxxx,xxxx,xxxx,0x58,0x59,xxxx,xxxx,xxxx, /* 40 */
	0x52,xxxx,xxxx,xxxx,0xa0,xxxx,xxxx,0x02, 0xd2,xxxx,0x79,0x26,0x3a,0x0f,0xcf,0xb4, /* 50 */
	0xf3,xxxx,xxxx,0x50,xxxx,0x75,0xb1,xxxx, 0xd1,0x47,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 60 */
	0xc6,xxxx,xxxx,xxxx,xxxx,xxxx,0xbc,xxxx, xxxx,xxxx,xxxx,xxxx,0x53,0x41,xxxx,xxxx, /* 70 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x04,xxxx, xxxx,xxxx,xxxx,0x2c,xxxx,0xbf,xxxx,xxxx, /* 80 */
	xxxx,xxxx,0xe8,xxxx,xxxx,0x78,xxxx,0xbb, xxxx,xxxx,0x1f,0x2b,0x87,xxxx,0x4b,0x56, /* 90 */
	0x36,0x33,xxxx,xxxx,xxxx,0x9c,0xc3,xxxx, xxxx,0x81,xxxx,0xe9,xxxx,0xfa,xxxx,xxxx, /* A0 */
	xxxx,0x72,xxxx,0xa2,xxxx,xxxx,0xc7,xxxx, xxxx,0x92,xxxx,xxxx,0x88,xxxx,xxxx,xxxx, /* B0 */
	0x3b,xxxx,0x0c,xxxx,0x80,xxxx,xxxx,xxxx, xxxx,0x2e,xxxx,xxxx,xxxx,0x57,xxxx,0x8e, /* C0 */
	0x07,xxxx,0xa3,xxxx,xxxx,xxxx,0x3d,xxxx, 0xfe,xxxx,xxxx,0xfc,0xea,xxxx,0x38,xxxx, /* D0 */
	0x3c,0xf6,xxxx,xxxx,xxxx,0x18,xxxx,xxxx, 0xb8,xxxx,xxxx,xxxx,0x2a,0x5d,0x5b,xxxx, /* E0 */
	xxxx,0x43,0x32,xxxx,xxxx,xxxx,0xeb,xxxx, xxxx,xxxx,xxxx,xxxx,0x83,0x89,xxxx,xxxx, /* F0 */
};
// 0x9e (0x4b) guess
// 0x1a (0x01) guess (wrong?)


unsigned char dsoccr94_decryption_table[256] = {
	xxxx,0xd1,xxxx,xxxx,xxxx,0x79,0x2e,xxxx, xxxx,xxxx,0x5a,0x0f,xxxx,xxxx,0x43,xxxx, /* 00 */
	xxxx,xxxx,0xe8,0x50,xxxx,xxxx,xxxx,0xa0, 0x5d,0x22,xxxx,xxxx,0xb2,0x3a,xxxx,xxxx, /* 10 */
	0xf6,0x8a,0x41,xxxx,xxxx,0x81,xxxx,xxxx, xxxx,xxxx,0x2b,0x58,xxxx,xxxx,xxxx,0xc6, /* 20 */
	xxxx,xxxx,0xb9,xxxx,xxxx,0x2a,xxxx,0x3c, xxxx,0x80,0x26,xxxx,0xb0,xxxx,0x47,xxxx, /* 30 */
	xxxx,xxxx,0x0a,0x55,xxxx,xxxx,xxxx,0x88, xxxx,xxxx,0x87,xxxx,xxxx,0xb4,0x0c,xxxx, /* 40 */
	0x73,0x53,xxxx,xxxx,0x3b,0x1f,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 50 */
	0x01,xxxx,xxxx,xxxx,xxxx,0x1e,xxxx,xxxx, 0xc3,xxxx,0xa3,0x74,xxxx,0x32,0x42,0x75, /* 60 */
	0xfc,xxxx,0xb8,xxxx,0x33,xxxx,0x5e,xxxx, xxxx,0xaa,xxxx,xxxx,0x04,xxxx,0x9c,0xba, /* 70 */
	xxxx,xxxx,0x24,0x89,xxxx,xxxx,0xea,xxxx, 0x23,xxxx,xxxx,xxxx,0xbb,xxxx,xxxx,0xc7, /* 80 */
	xxxx,0x8e,xxxx,0x52,xxxx,0x18,xxxx,0x72, xxxx,xxxx,xxxx,xxxx,0xb6,xxxx,xxxx,xxxx, /* 90 */
	0xfa,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, 0xb1,xxxx,xxxx,xxxx,xxxx,0x57,0x78,0xa2, /* A0 */
	xxxx,0x3d,0x51,xxxx,xxxx,0xbf,0x46,0x2c, xxxx,xxxx,0xfb,xxxx,xxxx,xxxx,xxxx,0x38, /* B0 */
	0x56,xxxx,0xcf,xxxx,0x08,xxxx,xxxx,xxxx, 0x5b,0x07,xxxx,xxxx,xxxx,0x20,0x9d,xxxx, /* C0 */
	0x03,xxxx,xxxx,xxxx,xxxx,xxxx,0xbc,0x86, 0x59,xxxx,0x02,xxxx,0xff,0xd2,0x8b,xxxx, /* D0 */
	xxxx,0xd0,xxxx,xxxx,xxxx,xxxx,xxxx,0xe9, 0x06,xxxx,0x5f,0xf3,xxxx,0xb5,xxxx,xxxx, /* E0 */
	0xeb,xxxx,xxxx,xxxx,xxxx,xxxx,0x83,xxxx, 0x36,xxxx,xxxx,xxxx,xxxx,0xbd,0xfe,xxxx, /* F0 */
};

// 0x95 (0x18) opcode is right but arguments could be swapped
// 0x2a (0x2b) not sure, could be 0x1b
// 0x60 (0x01) guess (wrong?)


/* preliminary table by Pierpaolo Prazzoli */
unsigned char shisen2_decryption_table[256] = {
	xxxx,0x86,0x0a,xxxx,0x32,0x01,0x81,0xbe, 0xea,xxxx,0xbb,xxxx,xxxx,xxxx,0xa5,0xf6, /* 00 */
//       new  new       new  new  new  new             new                 new  new
	0x5d,0x8c,0xf3,0xc4,0x42,0x5a,0x1c,0x26, xxxx,0x58,xxxx,xxxx,0x59,0x53,0x80,0x09, /* 10 */
//  new  new  new  new  !!!! new  ????            new            new  new  new  ????
	xxxx,0x1e,0x48,0xe2,0x50,xxxx,0xc3,0x23, xxxx,xxxx,0xe9,xxxx,0x40,0x83,0xa3,0x46, /* 20 */
//       new  new  new  new       new  new             new       new  new  new
	0x49,0xb4,0xa9,xxxx,0xd3,0x8b,0xe8,0xb8, 0xa0,xxxx,xxxx,xxxx,0x84,xxxx,xxxx,xxxx, /* 30 */
//  !!!! ???? new       !!!! new  new        new                 new
	xxxx,xxxx,xxxx,xxxx,0x14,xxxx,0x25,xxxx, xxxx,0x5e,xxxx,0x87,0x56,0xb9,xxxx,0x39, /* 40 */
//                      new       new             new       new  new  new       new
	0x89,xxxx,xxxx,xxxx,xxxx,0x1f,0xa4,xxxx, 0xf8,0x5f,xxxx,0xb3,0x5b,xxxx,0x8d,xxxx, /* 50 */
//  new                      new  !!!!       new  new  ???? new            new
	xxxx,0xc5,0x7c,0x07,xxxx,0x88,0xba,0x47, 0x35,0xfb,xxxx,0x7f,xxxx,xxxx,0xc6,0xeb, /* 60 */
//       new  !!!! new       new  new  new   new  new       !!!!                new
	xxxx,0xc7,xxxx,xxxx,0xd2,0xa1,0x72,0x79, 0xfe,0x24,0xab,0x2a,0xbc,0x0d,0x8f,0x7e, /* 70 */
//                      !!!! new  new  new   new  new  new  new       new  new  !!!!
	xxxx,0x7d,xxxx,0xe7,0x2d,xxxx,xxxx,0x57, 0x0b,0xa2,xxxx,0x9d,xxxx,xxxx,0x74,0x85, /* 80 */
//       !!!!      new  new            new   new  new       new            new  new
	0xaf,0x2f,0x8a,0xe6,0x08,xxxx,0xff,xxxx, xxxx,xxxx,xxxx,xxxx,0x02,xxxx,xxxx,xxxx, /* 90 */
//  new  !!!! new  new  new       new             ????           new
	0x43,0x04,xxxx,xxxx,0xbf,0x3b,0x93,0x38, xxxx,xxxx,xxxx,0x77,xxxx,0xb0,xxxx,0x3a, /* A0 */
//  new  new            new  new  new  new                  new       new       new
	0xfc,xxxx,0xb5,xxxx,xxxx,xxxx,xxxx,0x05, 0x52,0x76,0x2b,0xe5,0xbd,xxxx,0x0e,0xb1, /* B0 */
//  new       new                      new   new  new  new  new  new       new  !!!!
	0x73,xxxx,xxxx,0x45,0x92,0x99,xxxx,0xf7, 0x3d,0xd0,0xb6,0x36,0xf9,0xfa,0x0f,xxxx, /* C0 */
//  new            new  new  new       new   new  new  !!!! new  new
	0x75,xxxx,xxxx,0x9c,xxxx,0x11,xxxx,xxxx, 0x27,0x4b,xxxx,0x2c,0x51,0x2e,0xfd,xxxx, /* D0 */
//  new            new       new             new  new       new  new  new  !!!!
	0x55,0x3c,xxxx,0xb7,xxxx,0xd1,0x8e,xxxx, 0xb2,xxxx,0x78,xxxx,0x12,xxxx,0x29,0x0c, /* E0 */
//  new  new       new  ???? new  new        new       new       new       new  new
	0x33,xxxx,0xf2,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,0x03,0x06,0xa8,xxxx,xxxx,0xcf,xxxx, /* F0 */
//  new       new                                 new  new  new            new
};
/*
Unknown (marked "????")
16 -> pc: 1714, 1804, 1a70, 1cc3 (00 10 13 1C 20 21 22 34 D4 D5 after a match)
5A -> pc: ae83 (after an item is selected) (00 10 13 15 1B 1C 1D 21 28)
99 -> pc: 96f7, 9702 (after undo button is pressed)
E4 -> pc: b08; f458, 1920 (99% 1 byte at boot and sometimes when a piece is selected)

Found (marked "!!!!")
14 -> pc: 8b2a -> 42
1F -> pc: f30, f35, af74, 153a, 6dd8, 674f -> 09
30 -> pc: 19af, 1986 -> 49
31 -> pc: c804, c813, c822, 1358, c303, c312, c321, 1315, 1338 (2 bytes opcode) -> B4
34 -> pc: 42cd -> D3
56 -> pc: 6587 (can be 6C, 6D, 6E, 6F, A4, A6, A7, AA, AC, AD, AE at boot) -> A4
62 -> pc: 5b3f (jump 71, 7C) -> 7C
6B -> pc: 1810, 1936 (jump) -> 7F
74 -> pc: ca75 -> D2
7F -> pc: 6b7e, 51d7, 5a8c, 5a9a, 5996 (jump: 7C, 7E) -> 7E
81 -> pc: 599d (jump: 7D, 7F) -> 7D
91 -> pc: 6e0c, 96ef, 96d0 (1 byte opcode) -> 2F
BF -> pc: 6af3, 6b01, ca73, ab39 (2 bytes opcode) -> B1
C4 -> pc: deb4 -> 92 from bbmanw
EC -> pc: 966e, 9679 -> 12 from bbmanw

the ones marked with "new" are checked against dynablst and bomberman tables
*/



const unsigned char test_decryption_table[256] = {
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 00 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 10 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 20 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 30 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 40 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 50 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 60 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 70 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 80 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 90 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* A0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* B0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* C0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* D0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* E0 */
	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* F0 */
};

static const unsigned char byte_count_table[256] = {
	2,2,2,2,2,3,1,1, 2,2,2,2,2,3,1,0, /* 00 */
	2,2,2,2,2,3,1,1, 2,2,2,2,2,3,1,1, /* 10 */
	2,2,2,2,2,3,1,1, 2,2,2,2,2,3,1,1, /* 20 */
	2,2,2,2,2,3,1,1, 2,2,2,2,2,3,1,1, /* 30 */
	1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, /* 40 */
	1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, /* 50 */
	1,1,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, /* 60 */
	1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, /* 70 */
	3,3,3,3,2,2,2,2, 2,2,2,2,0,0,0,0, /* 80 */
	1,1,1,1,1,1,1,1, 0,0,0,0,0,0,0,0, /* 90 */
	0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, /* A0 */
	2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3, /* B0 */
	0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, /* C0 */
	0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, /* D0 */
	0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, /* E0 */
	0,0,0,0,0,0,0,0, 1,1,1,1,1,1,0,0, /* F0 */
};

void irem_cpu_decrypt(int cpu,const unsigned char *decryption_table)
{
	int A,diff;
	unsigned char *rom;
//  int t[256];
#ifdef MAME_DEBUG
//    extern char *opmap1[];
#endif

	rom = memory_region(cpu+REGION_CPU1);
	diff = memory_region_length(cpu+REGION_CPU1) / 2;

//	memory_set_opcode_base(cpu,rom+diff);
	for (A = 0;A < diff;A++)
		rom[A + diff] = decryption_table[rom[A]];

/*
    for (A=0; A<256; A++) {
        t[A]=0;
        for (diff=0; diff<256; diff++)
            if (decryption_table[diff]==A) {
                t[A]++;
            }
#ifdef MAME_DEBUG
//        if (t[A]==0) logerror("Unused: [%d] %02x\t%s\n",byte_count_table[A],A,opmap1[A]);
//        if (t[A]>1) logerror("DUPLICATE: %02x\t%s\n",A,opmap1[A]);
#else
        if (t[A]==0) logerror("Unused: [%d] %02x\n",byte_count_table[A],A);
        if (t[A]>1) logerror("DUPLICATE: %02x\n",A);
#endif
    }
*/
}