21 lines
473 B
Python
21 lines
473 B
Python
from numba.cuda.cudadrv import devices, driver
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from numba.core.registry import cpu_target
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def _calc_array_sizeof(ndim):
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"""
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Use the ABI size in the CPU target
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"""
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ctx = cpu_target.target_context
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return ctx.calc_array_sizeof(ndim)
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def ndarray_device_allocate_data(ary):
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"""
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Allocate gpu data buffer
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"""
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datasize = driver.host_memory_size(ary)
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# allocate
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gpu_data = devices.get_context().memalloc(datasize)
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return gpu_data
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