icemelon9 commented on a change in pull request #4644: [WIP] Relay op strategy
URL: https://github.com/apache/incubator-tvm/pull/4644#discussion_r377403661
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File path: python/tvm/schedule.py
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@@ -650,4 +650,38 @@ def opengl(self):
"""
_api_internal._StageOpenGL(self)
+@tvm._ffi.register_object
+class SpecializedCondition(Object):
+ """Specialized condition to enable op specialization."""
+ def __init__(self, conditions):
+ """Create a specialized condition.
+
+ .. note::
+ Conditions are represented in conjunctive joint form (CNF).
+ Each condition should be a simple expression, e.g., n > 16,
+ m % 8 == 0, etc., where n, m are tvm.Var that represents a
+ dimension in the tensor shape.
+
+ Parameters
+ ----------
+ conditions : List of tvm.Expr
+ List of conditions in conjunctive joint form (CNF).
+ """
+ if not isinstance(conditions, (list, _container.Array)):
+ conditions = [conditions]
+ self.__init_handle_by_constructor__(
+ _api_internal._CreateSpecializedCondition, conditions)
+
+ def __enter__(self):
+ _api_internal._EnterSpecializationScope(self)
+ return self
+
+ def __exit__(self, ptype, value, trace):
+ _api_internal._ExitSpecializationScope(self)
+
+
Review comment:
Fixed
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