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140 lines
8.3 KiB
140 lines
8.3 KiB
import unittest
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from tinygrad.codegen.kernel import Opt, OptOps, Kernel
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from tinygrad.uop.ops import UOp, Ops
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from tinygrad.engine.search import bufs_from_lin, actions, beam_search
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from tinygrad.device import Device
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from tinygrad.tensor import Tensor
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from tinygrad.dtype import dtypes
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from tinygrad.helpers import Context, GlobalCounters
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from tinygrad.engine.realize import capturing
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from tinygrad.shape.shapetracker import ShapeTracker
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from tinygrad.shape.view import View
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from extra.optimization.helpers import time_linearizer
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class TestBEAM(unittest.TestCase):
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def test_dynamic_beam(self):
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# TODO: make this infra globally usable
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class Capture:
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def __init__(self): self.captured = []
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def add(self, x): self.captured.append(x)
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capturing.append(Capture())
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kernel_count = GlobalCounters.kernel_count
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with Context(BEAM=1): Tensor.zeros(16).contiguous().realize()
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assert GlobalCounters.kernel_count == kernel_count + 1
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k_beam_1 = capturing[0].captured
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capturing.clear()
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capturing.append(Capture())
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kernel_count = GlobalCounters.kernel_count
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with Context(BEAM=0): Tensor.zeros(16).contiguous().realize()
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assert GlobalCounters.kernel_count == kernel_count + 1
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k_beam_0 = capturing[0].captured
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capturing.clear()
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self.assertNotEqual(k_beam_0[-1].prg.p.src, k_beam_1[-1].prg.p.src)
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def test_get_kernel_actions(self):
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from test.test_linearizer import helper_realized_ast
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a = Tensor.rand(4, 3)
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b = Tensor.rand(3)
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realized_ast, _ = helper_realized_ast(a @ b)
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from tinygrad.engine.search import get_kernel_actions
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lins = get_kernel_actions(Kernel(realized_ast), False).values()
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# ensure amt=0 are not duplicated
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if Opt(OptOps.UPCAST, 0, 0) in actions:
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assert len([x for x in lins if x.applied_opts[0] == Opt(OptOps.UPCAST, axis=0, arg=4)]) == 0, "did not de-dup UPCAST"
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if Opt(OptOps.LOCAL, 0, 0) in actions:
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assert len([x for x in lins if x.applied_opts[0] == Opt(OptOps.LOCAL, axis=0, arg=4)]) == 0, "did not de-dup LOCAL"
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if Opt(OptOps.UNROLL, 0, 0) in actions:
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assert len([x for x in lins if x.applied_opts[0] == Opt(OptOps.UNROLL, axis=0, arg=3)]) == 0, "did not de-dup UNROLL"
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if Opt(OptOps.GROUP, 0, 0) in actions:
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assert len([x for x in lins if x.applied_opts[0] == Opt(OptOps.GROUP, axis=0, arg=3)]) == 0, "did not de-dup GROUP"
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if Opt(OptOps.GROUPTOP, 0, 0) in actions:
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assert len([x for x in lins if x.applied_opts[0] == Opt(OptOps.GROUPTOP, axis=0, arg=3)]) == 0, "did not de-dup GROUPTOP"
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@unittest.skipUnless(Device[Device.DEFAULT].renderer.tensor_cores, "test requires tensor cores")
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def test_search_over_shape(self):
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from test.test_linearizer import helper_realized_ast
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from tinygrad.engine.search import get_kernel_actions
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dtype_pairs = [(tc.dtype_in, tc.dtype_out) for tc in Device[Device.DEFAULT].renderer.tensor_cores]
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multi_shape_dtype_pairs = [dts for dts in dtype_pairs if dtype_pairs.count(dts) > 1]
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if len(multi_shape_dtype_pairs) == 0: raise unittest.SkipTest("only one tc available per dtype pair to search over")
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for (dtype_in, dtype_out) in multi_shape_dtype_pairs:
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a = Tensor.rand(16, 16, dtype=dtype_in)
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b = Tensor.rand(16, 16, dtype=dtype_in)
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realized_ast, _ = helper_realized_ast(a.matmul(b, dtype=dtype_out))
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lins = get_kernel_actions(Kernel(realized_ast)).values()
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assert len(set(lin.tensor_core.dims for lin in lins if lin.tensor_core is not None)) > 1
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def test_get_kernel_actions_preserves_actions_state(self):
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from test.test_linearizer import helper_realized_ast
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from tinygrad.engine.search import get_kernel_actions
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a = Tensor.rand(16, 16)
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b = Tensor.rand(16, 16)
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realized_ast, _ = helper_realized_ast(a @ b)
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actions_before = actions.copy()
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get_kernel_actions(Kernel(realized_ast))
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actions_after = actions.copy()
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assert actions_after == actions_before, "actions state was not preserved"
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def test_filter_global_buffer(self):
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# taken from https://github.com/tinygrad/tinygrad/issues/4612
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ast = UOp(Ops.SINK, dtypes.void, arg=None, src=(
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UOp(Ops.STORE, dtypes.void, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(256), arg=ShapeTracker(views=(View(shape=(1, 1, 256), strides=(0, 0, 1), offset=0, mask=None, contiguous=True),)), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(256), arg=0, src=()),)),
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UOp(Ops.REDUCE_AXIS, dtypes.float, arg=(Ops.MAX, (1,)), src=(
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UOp(Ops.MUL, dtypes.float, arg=None, src=(
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UOp(Ops.ADD, dtypes.float, arg=None, src=(
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UOp(Ops.ADD, dtypes.float, arg=None, src=(
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UOp(Ops.ADD, dtypes.float, arg=None, src=(
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UOp(Ops.ADD, dtypes.float, arg=None, src=(
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UOp(Ops.ADD, dtypes.float, arg=None, src=(
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=0, mask=((0, 64128),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=1, src=()),)),)),
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=-64128, mask=((64128, 128256),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=2, src=()),)),)),)),
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=-128256, mask=((128256, 192384),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=3, src=()),)),)),)),
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=-192384, mask=((192384, 256512),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=4, src=()),)),)),)),
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=-256512, mask=((256512, 320640),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=5, src=()),)),)),)),
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UOp(Ops.LOAD, dtypes.float, arg=None, src=(
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UOp(Ops.VIEW, dtypes.float.ptr(64128), arg=ShapeTracker(views=(View(shape=(384768,), strides=(1,), offset=-320640, mask=((320640, 384768),), contiguous=False), View(shape=(1, 501, 256), strides=(0, 1, 501), offset=256512, mask=None, contiguous=False))), src=( # noqa: E501
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UOp(Ops.DEFINE_GLOBAL, dtypes.float.ptr(64128), arg=6, src=()),)),)),)),
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UOp(Ops.CONST, dtypes.float, arg=1.4285714285714286, src=(
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UOp(Ops.VIEW, dtypes.void, arg=ShapeTracker(views=(View(shape=(1, 501, 256), strides=(0, 0, 0), offset=0, mask=None, contiguous=False),)), src=()),)),)),)),)),)) # noqa: E501
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lin = Kernel(ast)
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bufs = bufs_from_lin(lin)
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best_lin = beam_search(lin, bufs, 2)
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assert best_lin
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# need disable_cache to trigger.
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tm = time_linearizer(best_lin, bufs, allow_test_size=False, cnt=2, disable_cache=True)
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assert tm
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def test_beam_unnamed_kernels(self):
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a = Tensor.rand(100)
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b = Tensor.rand(100)
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si = (a+b).schedule()[-1]
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lin = Kernel(si.ast)
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bufs = bufs_from_lin(lin)
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# TODO: beam should have better instrumentation so we don't have to check this indirect thing
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kcount = len(Kernel.kernel_cnt)
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beam_search(lin, bufs, 3, disable_cache=True)
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self.assertEqual(kcount, len(Kernel.kernel_cnt))
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if __name__ == '__main__':
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unittest.main()
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