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Change how optional opcode tables are built

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This commit is contained in:
Jeff Parsons 2015-03-26 16:56:37 -07:00 • committed by jeffpar
commit e3a5408031
10 changed files with 145 additions and 104 deletions
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94
modules/pcjs/lib/x86op0f.js
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@ -311,76 +311,30 @@ X86.opMOVcrr = function MOVcrr()
}
};
X86.aOps0F = [
X86.opGrp6, X86.opGrp7, X86.opLAR, X86.opLSL, // 0x00-0x03
X86.opUndefined, X86.opLOADALL, X86.opCLTS, X86.opUndefined, // 0x04-0x07
/*
* On all processors (except the 8086/8088, of course), 0x0F,0x0B is also referred to as "UD2": an
* instruction guaranteed to raise a #UD (Invalid Opcode) exception (INT 0x06) on all future x86 processors.
*/
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opInvalid, // 0x08-0x0B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x0C-0x0F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x10-0x13
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x14-0x17
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x18-0x1B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x1C-0x1F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x20-0x23
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x24-0x27
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x28-0x2B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x2C-0x2F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x30-0x33
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x34-0x37
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x38-0x3B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x3C-0x3F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x40-0x43
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x44-0x47
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x48-0x4B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x4C-0x4F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x50-0x53
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x54-0x57
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x58-0x5B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x5C-0x5F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x60-0x63
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x64-0x67
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x68-0x6B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x6C-0x6F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x70-0x73
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x74-0x77
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x78-0x7B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x7C-0x7F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x80-0x83
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x84-0x87
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x88-0x8B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x8C-0x8F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x90-0x93
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x94-0x97
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x98-0x9B
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0x9C-0x9F
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xA0-0xA3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xA4-0xA7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xA8-0xAB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xAC-0xAF
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xB0-0xB3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xB4-0xB7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xB8-0xBB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xBC-0xBF
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xC0-0xC3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xC4-0xC7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xC8-0xCB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xCC-0xCF
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xD0-0xD3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xD4-0xD7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xD8-0xDB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xDC-0xDF
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xE0-0xE3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xE4-0xE7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xE8-0xEB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xEC-0xEF
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xF0-0xF3
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xF4-0xF7
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined, // 0xF8-0xFB
X86.opUndefined, X86.opUndefined, X86.opUndefined, X86.opUndefined // 0xFC-0xFF
];
X86.aOps0F = new Array(256);
X86.aOps0F[0x00] = X86.opGrp6;
X86.aOps0F[0x01] = X86.opGrp7;
X86.aOps0F[0x02] = X86.opLAR;
X86.aOps0F[0x03] = X86.opLSL;
X86.aOps0F[0x05] = X86.opLOADALL;
X86.aOps0F[0x06] = X86.opCLTS;
/*
* On all processors (except the 8086/8088, of course), 0x0F,0x0B is also referred to as "UD2": an
* instruction guaranteed to raise a #UD (Invalid Opcode) exception (INT 0x06) on all future x86 processors.
*/
X86.aOps0F[0x0B] = X86.opInvalid;
for (var i = 0; i < X86.aOps0F.length; i++) {
if (!X86.aOps0F[i]) X86.aOps0F[i] = X86.opUndefined;
}
if (I386) {
X86.aOps0F386 = [];
X86.aOps0F386[0x20] = X86.opMOVrcr;
X86.aOps0F386[0x22] = X86.opMOVcrr;
}
/*
* These instruction groups are not as orthogonal as the original 8086/8088 groups (Grp1 through Grp4): some of