61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
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import math
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import sys
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import unittest
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from llvmlite.ir import (
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Constant, FloatType, DoubleType, LiteralStructType, IntType,
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ArrayType, HalfType)
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from llvmlite.tests import TestCase
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int8 = IntType(8)
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int16 = IntType(16)
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PY36_OR_LATER = sys.version_info[:2] >= (3, 6)
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class TestValueRepr(TestCase):
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def test_double_repr(self):
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def check_repr(val, expected):
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c = Constant(DoubleType(), val)
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self.assertEqual(str(c), expected)
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check_repr(math.pi, "double 0x400921fb54442d18")
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check_repr(float('inf'), "double 0x7ff0000000000000")
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check_repr(float('-inf'), "double 0xfff0000000000000")
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def test_float_repr(self):
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def check_repr(val, expected):
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c = Constant(FloatType(), val)
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self.assertEqual(str(c), expected)
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check_repr(math.pi, "float 0x400921fb60000000")
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check_repr(float('inf'), "float 0x7ff0000000000000")
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check_repr(float('-inf'), "float 0xfff0000000000000")
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@unittest.skipUnless(PY36_OR_LATER, 'py36+ only')
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def test_half_repr(self):
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def check_repr(val, expected):
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c = Constant(HalfType(), val)
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self.assertEqual(str(c), expected)
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check_repr(math.pi, "half 0x4009200000000000")
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check_repr(float('inf'), "half 0x7ff0000000000000")
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check_repr(float('-inf'), "half 0xfff0000000000000")
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def test_struct_repr(self):
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tp = LiteralStructType([int8, int16])
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c = Constant(tp, (Constant(int8, 100), Constant(int16, 1000)))
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self.assertEqual(str(c), "{i8, i16} {i8 100, i16 1000}")
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def test_array_repr(self):
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tp = ArrayType(int8, 3)
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values = [Constant(int8, x) for x in (5, 10, -15)]
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c = Constant(tp, values)
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self.assertEqual(str(c), "[3 x i8] [i8 5, i8 10, i8 -15]")
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c = Constant(tp, bytearray(b"\x01\x02\x03"))
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self.assertEqual(str(c), '[3 x i8] c"\\01\\02\\03"')
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if __name__ == "__main__":
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unittest.main()
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