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Fix signed comparison in op_jl

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This commit is contained in:
Jared Miller 2026-02-09 23:04:52 -05:00
parent f8f5ac7ad0
commit fa31f39a65
Signed by: shmup
GPG key ID: 22B5C6D66A38B06C
1 changed files with 8 additions and 11 deletions
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19
src/mudlib/zmachine/zcpu.py
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@ -251,17 +251,14 @@ class ZCpu:
# Fallthrough: No args were equal to a.
self._branch(False)
def op_jl(self, a, *others):
"""Branch if the first argument is less than any subsequent
argument. Note that the second operand may be absent, in
which case there is no jump."""
for b in others:
if a < b:
self._branch(True)
return
# Fallthrough: No args were greater than a.
self._branch(False)
def op_jl(self, a, b):
"""Branch if the first argument is less than the second."""
a = self._make_signed(a)
b = self._make_signed(b)
if a < b:
self._branch(True)
else:
self._branch(False)
def op_jg(self, a, b):
"""Branch if the first argument is greater than the second."""