| //===- StripDebugInfo.cpp - Pass to strip debug information ---------------===// |
| // |
| // Copyright 2019 The MLIR Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // ============================================================================= |
| |
| #include "mlir/IR/Function.h" |
| #include "mlir/IR/Instruction.h" |
| #include "mlir/Pass/Pass.h" |
| #include "mlir/Transforms/Passes.h" |
| |
| using namespace mlir; |
| |
| namespace { |
| struct StripDebugInfo : public FunctionPass { |
| StripDebugInfo() : FunctionPass(&StripDebugInfo::passID) {} |
| |
| PassResult runOnFunction(Function *f) override; |
| |
| static char passID; |
| }; |
| } // end anonymous namespace |
| |
| char StripDebugInfo::passID = 0; |
| |
| PassResult StripDebugInfo::runOnFunction(Function *f) { |
| UnknownLoc unknownLoc = UnknownLoc::get(f->getContext()); |
| |
| // Strip the debug info from the function and its instructions. |
| f->setLoc(unknownLoc); |
| f->walk([&](Instruction *inst) { inst->setLoc(unknownLoc); }); |
| return success(); |
| } |
| |
| /// Creates a pass to strip debug information from a function. |
| FunctionPass *mlir::createStripDebugInfoPass() { return new StripDebugInfo(); } |
| |
| static PassRegistration<StripDebugInfo> |
| pass("strip-debuginfo", "Strip debug info from functions and instructions"); |