forked from M-Labs/artiq
compiler: fix int boundary checks
Signed-off-by: Florian Agbuya <fa@m-labs.ph>
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@ -747,9 +747,9 @@ class StitchingInferencer(Inferencer):
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if elt.__class__ == float:
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state |= IS_FLOAT
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elif elt.__class__ == int:
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if -2**31 < elt < 2**31-1:
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if -2**31 <= elt <= 2**31-1:
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state |= IS_INT32
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elif -2**63 < elt < 2**63-1:
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elif -2**63 <= elt <= 2**63-1:
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state |= IS_INT64
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else:
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state = -1
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@ -14,9 +14,9 @@ class IntMonomorphizer(algorithm.Visitor):
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def visit_NumT(self, node):
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if builtins.is_int(node.type):
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if types.is_var(node.type["width"]):
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if -2**31 < node.n < 2**31-1:
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if -2**31 <= node.n <= 2**31-1:
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width = 32
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elif -2**63 < node.n < 2**63-1:
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elif -2**63 <= node.n <= 2**63-1:
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width = 64
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else:
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diag = diagnostic.Diagnostic("error",
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@ -465,12 +465,12 @@ class CommKernel:
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self._write_bool(value)
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elif tag == "i":
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check(isinstance(value, (int, numpy.int32)) and
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(-2**31 <= value < 2**31),
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(-2**31 <= value <= 2**31-1),
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lambda: "32-bit int")
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self._write_int32(value)
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elif tag == "I":
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check(isinstance(value, (int, numpy.int32, numpy.int64)) and
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(-2**63 <= value < 2**63),
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(-2**63 <= value <= 2**63-1),
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lambda: "64-bit int")
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self._write_int64(value)
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elif tag == "f":
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@ -479,8 +479,8 @@ class CommKernel:
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self._write_float64(value)
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elif tag == "F":
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check(isinstance(value, Fraction) and
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(-2**63 <= value.numerator < 2**63) and
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(-2**63 <= value.denominator < 2**63),
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(-2**63 <= value.numerator <= 2**63-1) and
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(-2**63 <= value.denominator <= 2**63-1),
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lambda: "64-bit Fraction")
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self._write_int64(value.numerator)
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self._write_int64(value.denominator)
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