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Enhanced INT return handling, and reorganized some disks.

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This commit is contained in:
Jeff Parsons 2014-12-13 10:09:12 -08:00 • committed by jeffpar
commit 27359de735
140 changed files with 701 additions and 503 deletions
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70
modules/pcjs/lib/debugger.js
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@ -1583,6 +1583,41 @@ if (DEBUGGER) {
this.aMessageRegs[asRegs[20]] = str.toHexWord(cpu.regIP);
};
/**
* message(sMessage, fAddress)
*
* @this {Debugger}
* @param {string} sMessage is any caller-defined message string
* @param {boolean} [fAddress] is true to display the current CS:IP
*/
Debugger.prototype.message = function(sMessage, fAddress)
{
if (fAddress) {
sMessage += " @" + str.toHexAddr(this.cpu.regIP, this.cpu.segCS.sel);
}
if (this.sMessagePrev && sMessage == this.sMessagePrev) return;
if (!SAMPLER) this.println(sMessage); // + " (" + this.cpu.getCycles() + " cycles)"
this.sMessagePrev = sMessage;
if (this.cpu) {
if (this.bitsMessage & Messages.HALT) {
this.cpu.stopCPU();
}
/*
* We have no idea what the frequency of println() calls might be; all we know is that they easily
* screw up the CPU's careful assumptions about cycles per burst. So we call yieldCPU() after every
* message, to effectively end the current burst and start fresh.
*
* TODO: See CPU.calcStartTime() for a discussion of why we might want to call yieldCPU() *before*
* we display the message.
*/
this.cpu.yieldCPU();
}
};
/**
* messageInt(nInt, addr)
*
@ -1668,41 +1703,6 @@ if (DEBUGGER) {
}
};
/**
* message(sMessage, fAddress)
*
* @this {Debugger}
* @param {string} sMessage is any caller-defined message string
* @param {boolean} [fAddress] is true to display the current CS:IP
*/
Debugger.prototype.message = function(sMessage, fAddress)
{
if (fAddress) {
sMessage += " @" + str.toHexAddr(this.cpu.regIP, this.cpu.segCS.sel);
}
if (this.sMessagePrev && sMessage == this.sMessagePrev) return;
if (!SAMPLER) this.println(sMessage); // + " (" + this.cpu.getCycles() + " cycles)"
this.sMessagePrev = sMessage;
if (this.cpu) {
if (this.bitsMessage & Messages.HALT) {
this.cpu.stopCPU();
}
/*
* We have no idea what the frequency of println() calls might be; all we know is that they easily
* screw up the CPU's careful assumptions about cycles per burst. So we call yieldCPU() after every
* message, to effectively end the current burst and start fresh.
*
* TODO: See CPU.calcStartTime() for a discussion of why we might want to call yieldCPU() *before*
* we display the message.
*/
this.cpu.yieldCPU();
}
};
/**
* traceInit()
*