CIRCT  20.0.0git
ReductionUtils.h
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1 //===- ReductionUtils.h - Reduction pattern utilities -----------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef CIRCT_REDUCE_REDUCTIONUTILS_H
10 #define CIRCT_REDUCE_REDUCTIONUTILS_H
11 
12 #include "circt/Support/LLVM.h"
13 
14 namespace circt {
15 // Forward declarations.
16 struct Reduction;
17 
18 namespace reduce {
19 
20 /// Starting at the given `op`, traverse through it and its operands and erase
21 /// operations that have no more uses.
22 void pruneUnusedOps(Operation *initialOp, Reduction &reduction);
23 
24 } // namespace reduce
25 } // namespace circt
26 
27 #endif // CIRCT_REDUCE_REDUCTIONUTILS_H
void pruneUnusedOps(Operation *initialOp, Reduction &reduction)
Starting at the given op, traverse through it and its operands and erase operations that have no more...
The InstanceGraph op interface, see InstanceGraphInterface.td for more details.
Definition: DebugAnalysis.h:21
An abstract reduction pattern.
Definition: Reduction.h:24