vinx13 commented on code in PR #13530:
URL: https://github.com/apache/tvm/pull/13530#discussion_r1037553798
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python/tvm/topi/utils.py:
##########
@@ -539,3 +542,365 @@ def is_target(names):
def is_dynamic_shape(shape):
"""Checks if any part of a shape is dynamic"""
return any([isinstance(x, (Any, SizeVar)) for x in shape])
+
+
+class Fraction:
+ """Utility class for representing integer ratios
+
+ TVM's simplifier has specific handling for integer expressions,
+ especially as they appear in indexing. As the simplifier is used
+ to check if an optimization is permissible (e.g. vectorized
+ computations require linear buffer access), use of integer
+ expressions may provide significant performance benefits.
+ However, writing the simplified form
Review Comment:
this sentence is not complete
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src/tir/transforms/remove_no_op.cc:
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@@ -29,6 +29,7 @@
#include <tvm/tir/stmt_functor.h>
#include <tvm/tir/transform.h>
+#include <cstdlib>
Review Comment:
not needed?
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