c9cdc33dd6
These are identified by misc-include-cleaner. I've filtered out those that break builds. Also, I'm staying away from llvm-config.h, config.h, and Compiler.h, which likely cause platform- or compiler-specific build failures.
306 lines
11 KiB
C++
306 lines
11 KiB
C++
//===--- ExecuteCompilerInvocation.cpp ------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file holds ExecuteCompilerInvocation(). It is split into its own file to
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// minimize the impact of pulling in essentially everything else in Clang.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/CodeGen/CodeGenAction.h"
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#include "clang/Config/config.h"
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#include "clang/Driver/Options.h"
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#include "clang/ExtractAPI/FrontendActions.h"
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#include "clang/Frontend/CompilerInstance.h"
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#include "clang/Frontend/CompilerInvocation.h"
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#include "clang/Frontend/FrontendActions.h"
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#include "clang/Frontend/FrontendDiagnostic.h"
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#include "clang/Frontend/FrontendPluginRegistry.h"
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#include "clang/Frontend/Utils.h"
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#include "clang/FrontendTool/Utils.h"
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#include "clang/Rewrite/Frontend/FrontendActions.h"
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#include "clang/StaticAnalyzer/Frontend/AnalyzerHelpFlags.h"
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#include "clang/StaticAnalyzer/Frontend/FrontendActions.h"
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#include "llvm/Option/OptTable.h"
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#include "llvm/Support/BuryPointer.h"
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#include "llvm/Support/DynamicLibrary.h"
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#include "llvm/Support/ErrorHandling.h"
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#if CLANG_ENABLE_CIR
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#include "mlir/IR/AsmState.h"
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#include "mlir/IR/MLIRContext.h"
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#include "mlir/Pass/PassManager.h"
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#include "clang/CIR/Dialect/Passes.h"
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#include "clang/CIR/FrontendAction/CIRGenAction.h"
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#endif
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using namespace clang;
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using namespace llvm::opt;
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namespace clang {
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static std::unique_ptr<FrontendAction>
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CreateFrontendBaseAction(CompilerInstance &CI) {
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using namespace clang::frontend;
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StringRef Action("unknown");
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(void)Action;
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unsigned UseCIR = CI.getFrontendOpts().UseClangIRPipeline;
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frontend::ActionKind Act = CI.getFrontendOpts().ProgramAction;
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bool EmitsCIR = Act == EmitCIR;
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if (!UseCIR && EmitsCIR)
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llvm::report_fatal_error("-emit-cir and only valid when using -fclangir");
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switch (CI.getFrontendOpts().ProgramAction) {
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case ASTDeclList: return std::make_unique<ASTDeclListAction>();
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case ASTDump: return std::make_unique<ASTDumpAction>();
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case ASTPrint: return std::make_unique<ASTPrintAction>();
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case ASTView: return std::make_unique<ASTViewAction>();
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case DumpCompilerOptions:
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return std::make_unique<DumpCompilerOptionsAction>();
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case DumpRawTokens: return std::make_unique<DumpRawTokensAction>();
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case DumpTokens: return std::make_unique<DumpTokensAction>();
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case EmitAssembly:
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#if CLANG_ENABLE_CIR
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if (UseCIR)
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return std::make_unique<cir::EmitAssemblyAction>();
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#endif
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return std::make_unique<EmitAssemblyAction>();
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case EmitBC:
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#if CLANG_ENABLE_CIR
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if (UseCIR)
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return std::make_unique<cir::EmitBCAction>();
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#endif
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return std::make_unique<EmitBCAction>();
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case EmitCIR:
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#if CLANG_ENABLE_CIR
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return std::make_unique<cir::EmitCIRAction>();
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#else
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llvm_unreachable("CIR suppport not built into clang");
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#endif
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case EmitHTML: return std::make_unique<HTMLPrintAction>();
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case EmitLLVM: {
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#if CLANG_ENABLE_CIR
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if (UseCIR)
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return std::make_unique<cir::EmitLLVMAction>();
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#endif
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return std::make_unique<EmitLLVMAction>();
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}
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case EmitLLVMOnly: return std::make_unique<EmitLLVMOnlyAction>();
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case EmitCodeGenOnly: return std::make_unique<EmitCodeGenOnlyAction>();
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case EmitObj:
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#if CLANG_ENABLE_CIR
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if (UseCIR)
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return std::make_unique<cir::EmitObjAction>();
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#endif
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return std::make_unique<EmitObjAction>();
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case ExtractAPI:
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return std::make_unique<ExtractAPIAction>();
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case FixIt: return std::make_unique<FixItAction>();
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case GenerateModule:
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return std::make_unique<GenerateModuleFromModuleMapAction>();
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case GenerateModuleInterface:
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return std::make_unique<GenerateModuleInterfaceAction>();
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case GenerateReducedModuleInterface:
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return std::make_unique<GenerateReducedModuleInterfaceAction>();
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case GenerateHeaderUnit:
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return std::make_unique<GenerateHeaderUnitAction>();
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case GeneratePCH: return std::make_unique<GeneratePCHAction>();
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case GenerateInterfaceStubs:
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return std::make_unique<GenerateInterfaceStubsAction>();
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case InitOnly: return std::make_unique<InitOnlyAction>();
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case ParseSyntaxOnly: return std::make_unique<SyntaxOnlyAction>();
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case ModuleFileInfo: return std::make_unique<DumpModuleInfoAction>();
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case VerifyPCH: return std::make_unique<VerifyPCHAction>();
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case TemplightDump: return std::make_unique<TemplightDumpAction>();
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case PluginAction: {
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for (const FrontendPluginRegistry::entry &Plugin :
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FrontendPluginRegistry::entries()) {
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if (Plugin.getName() == CI.getFrontendOpts().ActionName) {
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std::unique_ptr<PluginASTAction> P(Plugin.instantiate());
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if ((P->getActionType() != PluginASTAction::ReplaceAction &&
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P->getActionType() != PluginASTAction::CmdlineAfterMainAction) ||
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!P->ParseArgs(
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CI,
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CI.getFrontendOpts().PluginArgs[std::string(Plugin.getName())]))
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return nullptr;
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return std::move(P);
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}
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}
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CI.getDiagnostics().Report(diag::err_fe_invalid_plugin_name)
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<< CI.getFrontendOpts().ActionName;
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return nullptr;
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}
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case PrintPreamble: return std::make_unique<PrintPreambleAction>();
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case PrintPreprocessedInput: {
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if (CI.getPreprocessorOutputOpts().RewriteIncludes ||
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CI.getPreprocessorOutputOpts().RewriteImports)
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return std::make_unique<RewriteIncludesAction>();
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return std::make_unique<PrintPreprocessedAction>();
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}
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case RewriteMacros: return std::make_unique<RewriteMacrosAction>();
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case RewriteTest: return std::make_unique<RewriteTestAction>();
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#if CLANG_ENABLE_OBJC_REWRITER
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case RewriteObjC: return std::make_unique<RewriteObjCAction>();
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#else
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case RewriteObjC: Action = "RewriteObjC"; break;
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#endif
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#if CLANG_ENABLE_STATIC_ANALYZER
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case RunAnalysis: return std::make_unique<ento::AnalysisAction>();
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#else
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case RunAnalysis: Action = "RunAnalysis"; break;
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#endif
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case RunPreprocessorOnly: return std::make_unique<PreprocessOnlyAction>();
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case PrintDependencyDirectivesSourceMinimizerOutput:
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return std::make_unique<PrintDependencyDirectivesSourceMinimizerAction>();
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}
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#if !CLANG_ENABLE_STATIC_ANALYZER || !CLANG_ENABLE_OBJC_REWRITER
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CI.getDiagnostics().Report(diag::err_fe_action_not_available) << Action;
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return 0;
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#else
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llvm_unreachable("Invalid program action!");
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#endif
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}
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std::unique_ptr<FrontendAction>
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CreateFrontendAction(CompilerInstance &CI) {
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// Create the underlying action.
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std::unique_ptr<FrontendAction> Act = CreateFrontendBaseAction(CI);
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if (!Act)
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return nullptr;
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const FrontendOptions &FEOpts = CI.getFrontendOpts();
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if (FEOpts.FixAndRecompile) {
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Act = std::make_unique<FixItRecompile>(std::move(Act));
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}
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// Wrap the base FE action in an extract api action to generate
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// symbol graph as a biproduct of compilation (enabled with
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// --emit-symbol-graph option)
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if (FEOpts.EmitSymbolGraph) {
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if (FEOpts.SymbolGraphOutputDir.empty()) {
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CI.getDiagnostics().Report(diag::warn_missing_symbol_graph_dir);
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CI.getFrontendOpts().SymbolGraphOutputDir = ".";
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}
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CI.getCodeGenOpts().ClearASTBeforeBackend = false;
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Act = std::make_unique<WrappingExtractAPIAction>(std::move(Act));
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}
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// If there are any AST files to merge, create a frontend action
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// adaptor to perform the merge.
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if (!FEOpts.ASTMergeFiles.empty())
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Act = std::make_unique<ASTMergeAction>(std::move(Act),
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FEOpts.ASTMergeFiles);
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return Act;
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}
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bool ExecuteCompilerInvocation(CompilerInstance *Clang) {
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// Honor -help.
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if (Clang->getFrontendOpts().ShowHelp) {
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driver::getDriverOptTable().printHelp(
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llvm::outs(), "clang -cc1 [options] file...",
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"LLVM 'Clang' Compiler: http://clang.llvm.org",
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/*ShowHidden=*/false, /*ShowAllAliases=*/false,
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llvm::opt::Visibility(driver::options::CC1Option));
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return true;
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}
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// Honor -version.
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//
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// FIXME: Use a better -version message?
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if (Clang->getFrontendOpts().ShowVersion) {
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llvm::cl::PrintVersionMessage();
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return true;
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}
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Clang->LoadRequestedPlugins();
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// Honor -mllvm.
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//
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// FIXME: Remove this, one day.
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// This should happen AFTER plugins have been loaded!
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if (!Clang->getFrontendOpts().LLVMArgs.empty()) {
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unsigned NumArgs = Clang->getFrontendOpts().LLVMArgs.size();
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auto Args = std::make_unique<const char*[]>(NumArgs + 2);
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Args[0] = "clang (LLVM option parsing)";
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for (unsigned i = 0; i != NumArgs; ++i)
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Args[i + 1] = Clang->getFrontendOpts().LLVMArgs[i].c_str();
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Args[NumArgs + 1] = nullptr;
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llvm::cl::ParseCommandLineOptions(NumArgs + 1, Args.get());
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}
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#if CLANG_ENABLE_STATIC_ANALYZER
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// These should happen AFTER plugins have been loaded!
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AnalyzerOptions &AnOpts = Clang->getAnalyzerOpts();
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// Honor -analyzer-checker-help and -analyzer-checker-help-hidden.
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if (AnOpts.ShowCheckerHelp || AnOpts.ShowCheckerHelpAlpha ||
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AnOpts.ShowCheckerHelpDeveloper) {
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ento::printCheckerHelp(llvm::outs(), *Clang);
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return true;
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}
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// Honor -analyzer-checker-option-help.
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if (AnOpts.ShowCheckerOptionList || AnOpts.ShowCheckerOptionAlphaList ||
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AnOpts.ShowCheckerOptionDeveloperList) {
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ento::printCheckerConfigList(llvm::outs(), *Clang);
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return true;
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}
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// Honor -analyzer-list-enabled-checkers.
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if (AnOpts.ShowEnabledCheckerList) {
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ento::printEnabledCheckerList(llvm::outs(), *Clang);
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return true;
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}
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// Honor -analyzer-config-help.
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if (AnOpts.ShowConfigOptionsList) {
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ento::printAnalyzerConfigList(llvm::outs());
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return true;
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}
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#endif
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#if CLANG_ENABLE_CIR
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if (!Clang->getFrontendOpts().MLIRArgs.empty()) {
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mlir::registerCIRPasses();
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mlir::registerMLIRContextCLOptions();
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mlir::registerPassManagerCLOptions();
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mlir::registerAsmPrinterCLOptions();
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unsigned NumArgs = Clang->getFrontendOpts().MLIRArgs.size();
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auto Args = std::make_unique<const char *[]>(NumArgs + 2);
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Args[0] = "clang (MLIR option parsing)";
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for (unsigned i = 0; i != NumArgs; ++i)
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Args[i + 1] = Clang->getFrontendOpts().MLIRArgs[i].c_str();
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Args[NumArgs + 1] = nullptr;
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llvm::cl::ParseCommandLineOptions(NumArgs + 1, Args.get());
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}
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#endif
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// If there were errors in processing arguments, don't do anything else.
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if (Clang->getDiagnostics().hasErrorOccurred())
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return false;
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// Create and execute the frontend action.
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std::unique_ptr<FrontendAction> Act(CreateFrontendAction(*Clang));
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if (!Act)
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return false;
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bool Success = Clang->ExecuteAction(*Act);
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if (Clang->getFrontendOpts().DisableFree)
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llvm::BuryPointer(std::move(Act));
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return Success;
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}
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} // namespace clang
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