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80286 triple-fault happily resets now

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This commit is contained in:
Jeff Parsons 2014-11-17 17:26:19 -08:00 • committed by jeffpar
commit 9d73a2674e
21 changed files with 402 additions and 261 deletions
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141
modules/pcjs/lib/x86op0f.js
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@ -37,6 +37,7 @@ if (typeof module !== 'undefined') {
var X86Grps = require("./x86grps");
var X86Help = require("./x86help");
var X86Mods = require("./x86mods");
var X86OpXX = require("./x86opxx");
}
var X86Op0F = {
@ -218,7 +219,7 @@ var X86Op0F = {
if (this.segVER.load(dst, true) >= 0) {
/*
* Verify that this is a readable segment; that is, of these four combinations (code+readable,
* code+nonreadable, data+writeable, date+nonwriteable), make sure we're not the second combination.
* code+nonreadable, data+writable, date+nonwritable), make sure we're not the second combination.
*/
if ((this.segVER.acc & (X86.DESC.ACC.TYPE.READABLE | X86.DESC.ACC.TYPE.CODE)) != X86.DESC.ACC.TYPE.CODE) {
/*
@ -253,9 +254,9 @@ var X86Op0F = {
this.nStepCycles -= (14 + (this.regEA < 0? 0 : 2));
if (this.segVER.load(dst, true) >= 0) {
/*
* Verify that this is a writeable data segment
* Verify that this is a writable data segment
*/
if ((this.segVER.acc & (X86.DESC.ACC.TYPE.WRITEABLE | X86.DESC.ACC.TYPE.CODE)) == X86.DESC.ACC.TYPE.WRITEABLE) {
if ((this.segVER.acc & (X86.DESC.ACC.TYPE.WRITABLE | X86.DESC.ACC.TYPE.CODE)) == X86.DESC.ACC.TYPE.WRITABLE) {
/*
* DPL must be greater than or equal to (have less or the same privilege as) both the current
* privilege level and the selector's RPL.
@ -277,7 +278,7 @@ var X86Op0F = {
*/
opSGDT: function(dst, src) {
if (this.regEA < 0) {
X86Help.opInvalid.call(this);
X86OpXX.opInvalid.call(this);
} else {
/*
* We don't need to setWord() the first word of the operand, because the ModRM group decoder that calls
@ -331,7 +332,7 @@ var X86Op0F = {
*/
opSIDT: function(dst, src) {
if (this.regEA < 0) {
X86Help.opInvalid.call(this);
X86OpXX.opInvalid.call(this);
} else {
/*
* We don't need to setWord() the first word of the operand, because the ModRM group decoder that calls
@ -364,7 +365,7 @@ var X86Op0F = {
*/
opLGDT: function(dst, src) {
if (this.regEA < 0) {
X86Help.opInvalid.call(this);
X86OpXX.opInvalid.call(this);
} else {
this.addrGDT = this.getWord(this.regEA + 2) | (this.getByte(this.regEA + 4) << 16);
this.addrGDTLimit = this.addrGDT + dst;
@ -387,7 +388,7 @@ var X86Op0F = {
*/
opLIDT: function(dst, src) {
if (this.regEA < 0) {
X86Help.opInvalid.call(this);
X86OpXX.opInvalid.call(this);
} else {
this.addrIDT = this.getWord(this.regEA + 2) | (this.getByte(this.regEA + 4) << 16);
this.addrIDTLimit = this.addrIDT + dst;
@ -422,73 +423,73 @@ var X86Op0F = {
X86Op0F.aOps0F = [
X86Op0F.opGRP6, X86Op0F.opGRP7, X86Op0F.opLAR, X86Op0F.opLSL, // 0x00-0x03
X86Help.opUndefined, X86Op0F.opLOADALL, X86Help.opUndefined, X86Help.opUndefined, // 0x04-0x07
X86OpXX.opUndefined, X86Op0F.opLOADALL, X86OpXX.opUndefined, X86OpXX.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.
*/
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opInvalid, // 0x08-0x0B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x0C-0x0F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x10-0x13
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x14-0x17
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x18-0x1B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x1C-0x1F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x20-0x23
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x24-0x27
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x28-0x2B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x2C-0x2F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x30-0x33
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x34-0x37
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x38-0x3B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x3C-0x3F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x40-0x43
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x44-0x47
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x48-0x4B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x4C-0x4F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x50-0x53
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x54-0x57
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x58-0x5B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x5C-0x5F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x60-0x63
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x64-0x67
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x68-0x6B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x6C-0x6F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x70-0x73
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x74-0x77
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x78-0x7B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x7C-0x7F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x80-0x83
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x84-0x87
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x88-0x8B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x8C-0x8F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x90-0x93
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x94-0x97
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x98-0x9B
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0x9C-0x9F
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xA0-0xA3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xA4-0xA7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xA8-0xAB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xAC-0xAF
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xB0-0xB3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xB4-0xB7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xB8-0xBB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xBC-0xBF
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xC0-0xC3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xC4-0xC7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xC8-0xCB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xCC-0xCF
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xD0-0xD3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xD4-0xD7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xD8-0xDB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xDC-0xDF
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xE0-0xE3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xE4-0xE7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xE8-0xEB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xEC-0xEF
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xF0-0xF3
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xF4-0xF7
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, // 0xF8-0xFB
X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined, X86Help.opUndefined // 0xFC-0xFF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opInvalid, // 0x08-0x0B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x0C-0x0F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x10-0x13
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x14-0x17
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x18-0x1B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x1C-0x1F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x20-0x23
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x24-0x27
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x28-0x2B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x2C-0x2F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x30-0x33
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x34-0x37
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x38-0x3B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x3C-0x3F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x40-0x43
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x44-0x47
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x48-0x4B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x4C-0x4F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x50-0x53
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x54-0x57
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x58-0x5B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x5C-0x5F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x60-0x63
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x64-0x67
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x68-0x6B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x6C-0x6F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x70-0x73
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x74-0x77
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x78-0x7B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x7C-0x7F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x80-0x83
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x84-0x87
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x88-0x8B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x8C-0x8F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x90-0x93
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x94-0x97
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x98-0x9B
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0x9C-0x9F
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xA0-0xA3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xA4-0xA7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xA8-0xAB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xAC-0xAF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xB0-0xB3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xB4-0xB7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xB8-0xBB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xBC-0xBF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xC0-0xC3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xC4-0xC7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xC8-0xCB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xCC-0xCF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xD0-0xD3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xD4-0xD7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xD8-0xDB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xDC-0xDF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xE0-0xE3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xE4-0xE7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xE8-0xEB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xEC-0xEF
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xF0-0xF3
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xF4-0xF7
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, // 0xF8-0xFB
X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined, X86OpXX.opUndefined // 0xFC-0xFF
];
/*