carrot/tinygrad_repo/test/external/external_test_amd.py
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date: 2025-03-08T09:09:29
master commit: ce355250be726f9bc8f0ac165a6cde41586a983d
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Python

import unittest
from tinygrad import Device, Tensor
from tinygrad.engine.schedule import create_schedule
from tinygrad.runtime.ops_amd import AMDDevice
class TestAMD(unittest.TestCase):
@classmethod
def setUpClass(self):
TestAMD.d0: AMDDevice = Device["AMD"]
TestAMD.a = Tensor([0.,1.], device="AMD").realize()
TestAMD.b = self.a + 1
si = create_schedule([self.b.lazydata])[-1]
TestAMD.d0_runner = TestAMD.d0.get_runner(*si.ast)
TestAMD.b.lazydata.buffer.allocate()
def test_amd_ring_64bit_doorbell(self):
TestAMD.d0.pm4_write_pointer[0] = TestAMD.d0.pm4_write_pointer[0] + (2 << 32) - TestAMD.d0.pm4_ring.size // 4
for _ in range(2000):
TestAMD.d0_runner.clprg(TestAMD.b.lazydata.buffer._buf, TestAMD.a.lazydata.buffer._buf,
global_size=TestAMD.d0_runner.global_size, local_size=TestAMD.d0_runner.local_size)
TestAMD.d0_runner.clprg(TestAMD.a.lazydata.buffer._buf, TestAMD.b.lazydata.buffer._buf,
global_size=TestAMD.d0_runner.global_size, local_size=TestAMD.d0_runner.local_size)
val = TestAMD.a.lazydata.buffer.as_buffer().cast("f")[0]
assert val == 4000.0, f"got val {val}"
if __name__ == "__main__":
unittest.main()