1 //===- StripDebugInfo.cpp - Pass to strip debug information ---------------===//
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 #include "mlir/IR/Function.h"
10 #include "mlir/IR/Operation.h"
11 #include "mlir/Pass/Pass.h"
12 #include "mlir/Transforms/Passes.h"
13 
14 using namespace mlir;
15 
16 namespace {
17 struct StripDebugInfo : public OperationPass<StripDebugInfo> {
18 /// Include the generated pass utilities.
19 #define GEN_PASS_StripDebugInfo
20 #include "mlir/Transforms/Passes.h.inc"
21 
22   void runOnOperation() override;
23 };
24 } // end anonymous namespace
25 
26 void StripDebugInfo::runOnOperation() {
27   // Strip the debug info from all operations.
28   auto unknownLoc = UnknownLoc::get(&getContext());
29   getOperation()->walk([&](Operation *op) { op->setLoc(unknownLoc); });
30 }
31 
32 /// Creates a pass to strip debug information from a function.
33 std::unique_ptr<Pass> mlir::createStripDebugInfoPass() {
34   return std::make_unique<StripDebugInfo>();
35 }
36