common.py

# cython: language_level=3
# -*- coding: utf-8 -*-
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import gc
import math

import cupy
import dpctl
import dpnp
import numpy as np
import pytest

import arrayfire as af

# modify parameters for most benchmarks
ROUNDS = 30
NSIZE = 2**13
NNSIZE = NSIZE**2
DTYPE = "float32"

# comment a line to remove that package from testing
PKGDICT = {
    "dpnp": dpnp,
    "numpy": np,
    "cupy": cupy,
    # "afcpu": af,
    "afopencl": af,
    "afcuda": af,
    "afoneapi": af,
}

PKGS = []
IDS = []

for key, value in PKGDICT.items():
    IDS.append(key)
    PKGS.append(value)


# Initialize packages and cleanup memory before each round
def initialize_package(PKG_ID):
    pkg = PKGDICT[PKG_ID]

    try:
        af.device_gc()
        mempool = cupy.get_default_memory_pool()
        mempool.free_all_blocks()
    except:
        pass

    if PKG_ID == "afcpu":
        af.set_backend(af.BackendType.cpu)
        af.device_gc()
        af.info()
    elif PKG_ID == "afopencl":
        af.set_backend(af.BackendType.opencl)
        af.device_gc()
        af.info()
    elif PKG_ID == "afcuda":
        af.set_backend(af.BackendType.cuda)
        af.device_gc()
        af.info()
    elif PKG_ID == "afoneapi":
        af.set_backend(af.BackendType.oneapi)
        af.device_gc()
        af.info()
    elif PKG_ID == "numpy":
        np.random.seed(0)
    elif PKG_ID == "dpnp":
        dpnp.random.seed(0)
        print(dpctl.get_devices()[0])
    elif PKG_ID == "cupy":
        cupy.random.seed(0)
        print(cupy.cuda.Device())
        mempool = cupy.get_default_memory_pool()
        mempool.free_all_blocks()
    else:
        raise NotImplementedError()

    # Free all unused memory
    gc.collect()