41 lines
847 B
Python
41 lines
847 B
Python
from llvm.core import Type
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void = Type.void()
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char = Type.int(8)
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short = Type.int(16)
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int = Type.int(32)
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int16 = short
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int32 = int
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int64 = Type.int(64)
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float = Type.float()
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double = Type.double()
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# platform dependent
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def _determine_sizes():
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import ctypes
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# Makes following assumption:
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# sizeof(py_ssize_t) == sizeof(ssize_t) == sizeof(size_t)
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any_size_t = getattr(ctypes, 'c_ssize_t', ctypes.c_size_t)
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return ctypes.sizeof(ctypes.c_void_p) * 8, ctypes.sizeof(any_size_t) * 8
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pointer_size, _py_ssize_t_bits = _determine_sizes()
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intp = {32: int32, 64: int64}[pointer_size]
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npy_intp = Type.int(pointer_size)
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py_ssize_t = Type.int(_py_ssize_t_bits)
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# pointers
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pointer = Type.pointer
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void_p = pointer(char)
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char_p = pointer(char)
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npy_intp_p = pointer(npy_intp)
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# vector
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def vector(ty, ct):
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return Type.vector(ty, 4)
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