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Added MACRO-10 support for OPDEFs, which are macro-like statements used to generate words which can also be combined with addressing modifiers

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Jeff 2017-03-29 10:12:45 -07:00 • committed by Jeff Parsons
commit d0ff759684
6 changed files with 256 additions and 159 deletions
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8
modules/pdp10/lib/defines.js
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@ -171,10 +171,14 @@ var PDP10 = {
S_MASK: 0o77, // S mask (after shift)
A_SHIFT: 23, // A shift
A_MASK: 0o17, // A mask (after shift)
I_BIT: 0o20000000, // indirect bit
A_FIELD: 0o740000000, // A field mask
I_FIELD: 0o20000000, // indirect bit mask
X_SHIFT: 18, // X shift
X_MASK: 0o17, // X mask (after shift)
Y_MASK: 0o777777, // Y mask
X_FIELD: 0o17000000, // X field mask
Y_SHIFT: 0, // Y shift
Y_MASK: 0o777777, // Y mask (after shift)
Y_FIELD: 0o777777, // Y field mask
R_MASK: 0o37777777, // used to isolate the low 23 bits (I,X,Y)
PTR_MASK: 0o77777777, // used to isolate the low 24 bits (?,I,X,Y) of a byte pointer
HALT: 0o5304 // operation code for HALT