xref: /freebsd/contrib/llvm-project/clang/lib/CIR/Dialect/Transforms/LoweringPrepare.cpp (revision 700637cbb5e582861067a11aaca4d053546871d2) 
1 //===- LoweringPrepare.cpp - pareparation work for LLVM lowering ----------===//
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 "PassDetail.h"
10 #include "clang/AST/ASTContext.h"
11 #include "clang/CIR/Dialect/IR/CIRDialect.h"
12 #include "clang/CIR/Dialect/Passes.h"
13 
14 #include <memory>
15 
16 using namespace mlir;
17 using namespace cir;
18 
19 namespace {
20 struct LoweringPreparePass : public LoweringPrepareBase<LoweringPreparePass> {
21   LoweringPreparePass() = default;
22   void runOnOperation() override;
23 
24   void runOnOp(Operation *op);
25 };
26 
27 } // namespace
28 
runOnOp(Operation * op)29 void LoweringPreparePass::runOnOp(Operation *op) {}
30 
runOnOperation()31 void LoweringPreparePass::runOnOperation() {
32   llvm::SmallVector<Operation *> opsToTransform;
33 
34   for (auto *o : opsToTransform)
35     runOnOp(o);
36 }
37 
createLoweringPreparePass()38 std::unique_ptr<Pass> mlir::createLoweringPreparePass() {
39   return std::make_unique<LoweringPreparePass>();
40 }
41