Cleaned up the decoding SRCMODE and DSTMODE operands, should be less confusing now

2016-10-04 17:22:25 -07:00 · 2016-10-04 17:22:25 -07:00 · 795d57839b
commit 795d57839b
parent ebfcd5133b
6 changed files with 569 additions and 567 deletions
--- a/modules/pdp11/lib/defines.js
+++ b/modules/pdp11/lib/defines.js
@ -189,7 +189,8 @@ var PDP11 = {
        PREDECD:    0x28,       // AUTO-DECREMENT DEFERRED  (register decremented, register is address of address of operand)
        INDEX:      0x30,       // INDEX                    (register + next word is address of operand)
        INDEXD:     0x38,       // INDEX DEFERRED           (register + next word is address of address of operand)
-        MASK:       0x38
+        MASK:       0x38,
+        SHIFT:      3
    },
    DSTMODE: {
        REG:        0x0007,