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Added more PDP-11 paper tape resources

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This commit is contained in:
Jeff Parsons 2016-10-22 21:57:45 -07:00 • committed by Jeff Parsons
commit 89dc2660f1
51 changed files with 11603 additions and 166 deletions
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19
modules/pdp11/lib/cpustate.js
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@ -141,7 +141,7 @@ CPUStatePDP11.prototype.initProcessor = function()
this.aTriggers = []; // list of all triggers, active or not (just for debugging)
}
this.flags.complete = this.flags.debugCheck = false;
this.flags.complete = false;
};
/**
@ -2084,24 +2084,23 @@ CPUStatePDP11.prototype.stepCPU = function(nMinCycles)
* so stopCPU() would have no effect as far as the Debugger is concerned.
*/
this.flags.complete = true;
this.flags.debugCheck = (DEBUGGER && this.dbg && this.dbg.checksEnabled());
/*
* nDebugCheck is 1 if we want to "check" every instruction with the Debugger, and -1 if we only
* want to check the first instruction.
* nDebugCheck is 1 if we want the Debugger's checkInstruction() to check every instruction,
* -1 if we want it to check just the first instruction, and 0 if there's no need for any checks.
*/
var nDebugCheck = this.flags.debugCheck? 1 : -1;
var nDebugCheck = (DEBUGGER && this.dbg && this.dbg.checksEnabled())? 1 : (this.flags.starting? -1 : 0);
/*
* nDebugState is checked only when nDebugCheck is set, and its sole purpose is to tell the first call
* to checkInstruction() that it can skip breakpoint checks, and that will be true ONLY when fStarting is
* true OR nMinCycles is zero (the latter means the Debugger is single-stepping).
* nDebugState is needed only when nDebugCheck is non-zero; it is -1 if this is a single-step, 0 if
* this is the start of a new run, and 1 if this is a continuation of a previous run. It is used by
* checkInstruction() to determine if it should skip breakpoint checks and/or HALT instructions (ie,
* if nDebugState is <= zero).
*/
var nDebugState = (!nMinCycles)? -1 : (this.flags.starting? 0 : 1);
/*
* Once we snap fStarting, we clear it, because technically, we've moved beyond "starting" and have
* officially "started" now.
* We've moved beyond "starting" now and have officially "started".
*/
this.flags.starting = false;