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slight perf optimization

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This commit is contained in:
Neil Webber 2024-05-18 17:23:14 -05:00
parent 96ae70668e
commit ddd800afb6
1 changed files with 4 additions and 4 deletions
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8
op4.py
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@ -55,10 +55,10 @@ from pdptraps import PDPTraps
def d3dispatcher(d3table, cpu, inst):
opf = d3table[(inst & 0o7000) >> 9]
if opf is None:
raise PDPTraps.ReservedInstruction
opf(cpu, inst)
try:
d3table[(inst & 0o7000) >> 9](cpu, inst)
except TypeError: # means a None was in d3table
raise PDPTraps.ReservedInstruction from None
# This is ALWAYS a 16-bit MOV