IQ.Pilot Release Commit @ 0798119

tinygrad_repo/test/unit/test_metal_graph.py

@@ -0,0 +1,46 @@
+import unittest
+from unittest.mock import MagicMock
+from tinygrad import Device
+from tinygrad.uop.ops import Ops, UOp
+from tinygrad.dtype import dtypes
+
+@unittest.skipUnless(Device.DEFAULT == "METAL", "Metal device required to run")
+class TestMetalGraph(unittest.TestCase):
+  def setUp(self):
+    from tinygrad.runtime.graph.metal import MetalGraph
+    self.MetalGraph = MetalGraph
+    self.dev = Device[Device.DEFAULT]
+
+  def metal_buf(self, offset):
+    buf = MagicMock()
+    if offset > 0:
+      buf.op = Ops.SLICE
+      src = MagicMock()
+      src.dtype = dtypes.uint8
+      buf.src = (src, UOp.const(dtypes.weakint, offset))
+      buf.dtype = dtypes.uint8
+    else:
+      buf.op = Ops.BUFFER
+    buf.device = Device.DEFAULT
+    return buf
+
+  def call(self, *bufs):
+    c = MagicMock()
+    c.src = (MagicMock(op=Ops.PROGRAM),) + tuple(bufs)
+    return c
+
+  def test_supports_uop_normal_offset(self):
+    assert self.MetalGraph.supports_uop([self.dev], self.call(self.metal_buf(0), self.metal_buf(100), self.metal_buf(0xFFFFFFFF))) is True
+
+  def test_supports_uop_overflow_offset(self):
+    assert self.MetalGraph.supports_uop([self.dev], self.call(self.metal_buf(0), self.metal_buf(0x100000000))) is False
+
+  def test_supports_uop_nonmetal_buf(self):
+    # non-SLICE ops should not be checked for offset
+    buf = MagicMock()
+    buf.op = Ops.BUFFER
+    buf.device = Device.DEFAULT
+    self.MetalGraph.supports_uop([self.dev], self.call(buf))
+
+if __name__ == "__main__":
+  unittest.main()