xref: /llvm-project/mlir/lib/Dialect/LLVMIR/Transforms/RequestCWrappers.cpp (revision 67d0d7ac0acb0665d6a09f61278fbcf51f0114c2)
1 //===- RequestCWrappers.cpp - Annotate funcs with wrap attributes ---------===//
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/Dialect/LLVMIR/Transforms/RequestCWrappers.h"
10 #include "mlir/Dialect/Func/IR/FuncOps.h"
11 #include "mlir/Dialect/LLVMIR/LLVMDialect.h"
12 #include "mlir/Pass/Pass.h"
13 
14 namespace mlir {
15 namespace LLVM {
16 #define GEN_PASS_DEF_LLVMREQUESTCWRAPPERS
17 #include "mlir/Dialect/LLVMIR/Transforms/Passes.h.inc"
18 } // namespace LLVM
19 } // namespace mlir
20 
21 using namespace mlir;
22 
23 namespace {
24 class RequestCWrappersPass
25     : public LLVM::impl::LLVMRequestCWrappersBase<RequestCWrappersPass> {
26 public:
runOnOperation()27   void runOnOperation() override {
28     getOperation()->setAttr(LLVM::LLVMDialect::getEmitCWrapperAttrName(),
29                             UnitAttr::get(&getContext()));
30   }
31 };
32 } // namespace
33 
createRequestCWrappersPass()34 std::unique_ptr<Pass> mlir::LLVM::createRequestCWrappersPass() {
35   return std::make_unique<RequestCWrappersPass>();
36 }
37