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Lots o' Debugger changes, including support for breakpoint commands and logical expressions

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A new "if" command for use within breakpoint commands makes it possible to conditionally halt execution now
This commit is contained in:
Jeff Parsons 2015-08-11 16:50:39 -07:00
commit 2fd9f6cfe5
4 changed files with 505 additions and 355 deletions
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12
modules/pcjs/lib/cpu.js
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@ -792,18 +792,23 @@ CPU.prototype.getSpeedTarget = function()
* @this {CPU}
* @param {number} [nMultiplier] is the new proposed multiplier (reverts to 1 if the target was too high)
* @param {boolean} [fOnClick] is true if called from a click handler that might have stolen focus
* @return {boolean} true if successful, false if not
* @desc Whenever the speed is changed, the running cycle count and corresponding start time must be reset,
* so that the next effective speed calculation obtains sensible results. In fact, when runCPU() initially calls
* setSpeed() with no parameters, that's all this function does (it doesn't change the current speed setting).
*/
CPU.prototype.setSpeed = function(nMultiplier, fOnClick)
{
var fSuccess = false;
if (nMultiplier !== undefined) {
/*
* If we couldn't reach at least 80% (0.8) of the current target speed,
* then revert the multiplier back to one.
* If we haven't reached 80% (0.8) of the current target speed, revert to a multiplier of one (1).
*/
if (this.aCounts.mhz / this.aCounts.mhzTarget < 0.8) nMultiplier = 1;
if (this.aCounts.mhz / this.aCounts.mhzTarget < 0.8) {
nMultiplier = 1;
} else {
fSuccess = true;
}
this.aCounts.nCyclesMultiplier = nMultiplier;
var mhz = this.aCounts.mhzDefault * this.aCounts.nCyclesMultiplier;
if (this.aCounts.mhzTarget != mhz) {
@ -820,6 +825,7 @@ CPU.prototype.setSpeed = function(nMultiplier, fOnClick)
this.aCounts.msStartRun = usr.getTime();
this.aCounts.msEndThisRun = 0;
this.calcCycles();
return fSuccess;
};
/**