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Assemble commands can now be batched up; even if they refer to external files that must be loaded asynchronously, command processing will be suspended until assembly is complete

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Jeff 2017-03-29 08:14:07 -07:00 • committed by Jeff Parsons
commit 642e43937e
5 changed files with 118 additions and 111 deletions
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10
modules/pdp10/lib/cpustate.js
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@ -184,7 +184,7 @@ class CPUStatePDP10 extends CPUPDP10 {
this.regXC = -1; // if >= 0 this supersedes regPC (refers to an opcode from XCT)
this.regBP = -1; // active byte pointer (-1 if none)
this.regPS = 0; // assorted processor flags (see PSFLAG bit definitions)
this.regExt = 0; // internal "extension" register used for 72-bit MUL and DIV calculations
this.regEX = 0; // internal "extension" register used for 72-bit MUL and DIV calculations
this.regRes = [0, 0]; // four internal "double-length" registers used for 72-bit DIV calculations
this.regPow = [0, 0];
@ -351,28 +351,26 @@ class CPUStatePDP10 extends CPUPDP10 {
/**
* getPS()
*
* Gets the processor state flags in the format required by various program control operations (eg, JSP),
* pre-masked and pre-shifted for convenient loading into the left half of an accumulator.
* Gets the processor state flags in the format required by various program control operations (eg, JSP).
*
* @this {CPUStatePDP10}
* @return {number}
*/
getPS()
{
return (this.regPS & PDP10.HALF_MASK) * PDP10.HALF_SHIFT;
return (this.regPS & PDP10.HALF_MASK);
}
/**
* setPS(w)
*
* Sets the processor state flags in the format used by various program control operations (eg, JRST).
* Sets the processor state flags in the format required by various program control operations (eg, JRST).
*
* @this {CPUStatePDP10}
* @param {number} w
*/
setPS(w)
{
w = (w / PDP10.HALF_SHIFT)|0;
this.regPS = (this.regPS & ~PDP10.PSFLAG.SET_MASK) | (w & PDP10.PSFLAG.SET_MASK);
this.regPS |= (w & PDP10.PSFLAG.USERF);
if (!(w & PDP10.PSFLAG.EXIOT)) {