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Performance improvements

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This commit is contained in:
Jeff Parsons 2015-02-01 00:31:07 -08:00 • committed by jeffpar
commit e1d760c814
33 changed files with 7769 additions and 1733 deletions
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18
modules/pcjs/lib/x86help.js
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@ -489,8 +489,8 @@ var X86Help = {
* @param {number} sel
*/
opHelpCALLF: function(off, sel) {
var regCS = this.segCS.sel;
var regEIP = this.regEIP;
var regCS = this.getCS();
var regEIP = this.getIP();
if (this.setCSIP(off, sel, true) != null) {
this.pushWord(regCS);
this.pushWord(regEIP);
@ -553,11 +553,11 @@ var X86Help = {
this.nStepCycles -= this.CYCLES.nOpCyclesInt + nCycles;
this.segCS.fCall = true;
var regPS = this.getPS();
var regCS = this.segCS.sel;
var regEIP = this.regEIP;
var base = this.segCS.loadIDT(nIDT);
if (base != X86.ADDR_INVALID) {
this.regLIP = base + this.regEIP;
var regCS = this.getCS();
var regEIP = this.getIP();
var addr = this.segCS.loadIDT(nIDT);
if (addr != X86.ADDR_INVALID) {
this.regLIP = addr;
if (PREFETCH) this.flushPrefetch(this.regLIP);
this.pushWord(regPS);
this.pushWord(regCS);
@ -727,7 +727,7 @@ var X86Help = {
}
if (this.messageEnabled(bitsMessage) || fHalt) {
var sMessage = (fHalt? '\n' : '') + "Fault " + str.toHexByte(nFault) + (nError != null? " (" + str.toHexWord(nError) + ")" : "") + " on opcode 0x" + str.toHexByte(bOpcode) + " at " + str.toHexAddr(this.regEIP, this.segCS.sel) + " (%" + str.toHex(this.regLIP, 6) + ")";
var sMessage = (fHalt? '\n' : '') + "Fault " + str.toHexByte(nFault) + (nError != null? " (" + str.toHexWord(nError) + ")" : "") + " on opcode 0x" + str.toHexByte(bOpcode) + " at " + str.toHexAddr(this.getIP(), this.getCS()) + " (%" + str.toHex(this.regLIP, 6) + ")";
var fRunning = this.aFlags.fRunning;
if (this.printMessage(sMessage, bitsMessage)) {
if (fHalt) {
@ -766,7 +766,7 @@ var X86Help = {
*/
opHelpUndefined: function() {
this.setIP(this.opLIP - this.segCS.base);
this.setError("Undefined opcode 0x" + str.toHexByte(this.bus.getByteDirect(this.regLIP)) + " at " + str.toHexAddr(this.regEIP, this.segCS.sel));
this.setError("Undefined opcode 0x" + str.toHexByte(this.bus.getByteDirect(this.regLIP)) + " at " + str.toHexAddr(this.getIP(), this.getCS()));
this.stopCPU();
}
};