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fix 16-bit branch out-by-one error

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gardners 2014-02-07 20:23:56 +10:30
parent dec3106744
commit 5c4b23cbee
1 changed files with 1 additions and 1 deletions
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src/Ophis/Passes.py
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@ -768,7 +768,7 @@ class Assembler(Pass):
def relativizelong(self, expr, env, arglen): def relativizelong(self, expr, env, arglen):
"Convert an expression into one for use in relative addressing" "Convert an expression into one for use in relative addressing"
arg = expr.value(env) arg = expr.value(env)
arg = arg - (env.getPC() + arglen + 1) arg = arg - (env.getPC() + arglen)
if arg < 0: if arg < 0:
arg += 65536 arg += 65536
return IR.ConstantExpr(arg) return IR.ConstantExpr(arg)