================ @@ -0,0 +1,88 @@ +//===--- CIRGenAction.cpp - LLVM Code generation Frontend Action ---------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#include "clang/CIRFrontendAction/CIRGenAction.h" +#include "clang/CIR/CIRGenerator.h" +#include "clang/Frontend/CompilerInstance.h" + +#include "mlir/IR/MLIRContext.h" +#include "mlir/IR/OwningOpRef.h" + +using namespace cir; +using namespace clang; + +namespace cir { + +class CIRGenConsumer : public clang::ASTConsumer { + + virtual void anchor(); + + [[maybe_unused]] CIRGenAction::OutputType action; + + [[maybe_unused]] DiagnosticsEngine &diagnosticsEngine; + [[maybe_unused]] const HeaderSearchOptions &headerSearchOptions; + [[maybe_unused]] const CodeGenOptions &codeGenOptions; + [[maybe_unused]] const TargetOptions &targetOptions; + [[maybe_unused]] const LangOptions &langOptions; + [[maybe_unused]] const FrontendOptions &feOptions; + + std::unique_ptr<raw_pwrite_stream> outputStream; + + [[maybe_unused]] ASTContext *astContext{nullptr}; + IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS; + std::unique_ptr<CIRGenerator> gen; + +public: + CIRGenConsumer(CIRGenAction::OutputType action, + DiagnosticsEngine &diagnosticsEngine, + IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS, + const HeaderSearchOptions &headerSearchOptions, + const CodeGenOptions &codeGenOptions, + const TargetOptions &targetOptions, + const LangOptions &langOptions, + const FrontendOptions &feOptions, + std::unique_ptr<raw_pwrite_stream> os) + : action(action), diagnosticsEngine(diagnosticsEngine), + headerSearchOptions(headerSearchOptions), + codeGenOptions(codeGenOptions), targetOptions(targetOptions), + langOptions(langOptions), feOptions(feOptions), + outputStream(std::move(os)), FS(VFS), + gen(std::make_unique<CIRGenerator>(diagnosticsEngine, std::move(VFS), + codeGenOptions)) {} + + bool HandleTopLevelDecl(DeclGroupRef D) override { + gen->HandleTopLevelDecl(D); + return true; + } +}; +} // namespace cir + +void CIRGenConsumer::anchor() {} + +CIRGenAction::CIRGenAction(OutputType act, mlir::MLIRContext *mlirContext) + : mlirContext(mlirContext ? mlirContext : new mlir::MLIRContext), + action(act) {} + +CIRGenAction::~CIRGenAction() { mlirModule.release(); } + +std::unique_ptr<ASTConsumer> +CIRGenAction::CreateASTConsumer(CompilerInstance &ci, StringRef inputFile) { + auto out = ci.takeOutputStream(); + + auto Result = std::make_unique<cir::CIRGenConsumer>( + action, ci.getDiagnostics(), &ci.getVirtualFileSystem(), + ci.getHeaderSearchOpts(), ci.getCodeGenOpts(), ci.getTargetOpts(), + ci.getLangOpts(), ci.getFrontendOpts(), std::move(out)); + cgConsumer = Result.get(); + + return std::move(Result); ---------------- ChuanqiXu9 wrote:
It may be pessimizing move ```suggestion return Result; ``` https://github.com/llvm/llvm-project/pull/91007 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
