Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 1 | //===--- CodeGenAction.h - LLVM Code Generation Frontend Action -*- C++ -*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame^] | 10 | #ifndef LLVM_CLANG_CODEGEN_CODEGENACTION_H |
| 11 | #define LLVM_CLANG_CODEGEN_CODEGENACTION_H |
Daniel Dunbar | 9b414d3 | 2010-06-15 17:48:49 +0000 | [diff] [blame] | 12 | |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 13 | #include "clang/Frontend/FrontendAction.h" |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 14 | #include <memory> |
Daniel Dunbar | b954e98 | 2010-02-25 04:37:50 +0000 | [diff] [blame] | 15 | |
| 16 | namespace llvm { |
Peter Collingbourne | 4b93d66 | 2011-02-19 23:03:58 +0000 | [diff] [blame] | 17 | class LLVMContext; |
Daniel Dunbar | b954e98 | 2010-02-25 04:37:50 +0000 | [diff] [blame] | 18 | class Module; |
| 19 | } |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 20 | |
| 21 | namespace clang { |
Nico Weber | 5aa74af | 2011-01-25 20:34:14 +0000 | [diff] [blame] | 22 | class BackendConsumer; |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 23 | |
| 24 | class CodeGenAction : public ASTFrontendAction { |
| 25 | private: |
| 26 | unsigned Act; |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 27 | std::unique_ptr<llvm::Module> TheModule; |
Peter Collingbourne | 22a7dfe | 2011-10-30 17:30:44 +0000 | [diff] [blame] | 28 | llvm::Module *LinkModule; |
Peter Collingbourne | 4b93d66 | 2011-02-19 23:03:58 +0000 | [diff] [blame] | 29 | llvm::LLVMContext *VMContext; |
| 30 | bool OwnsVMContext; |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 31 | |
| 32 | protected: |
Dmitri Gribenko | 1824d54 | 2012-09-13 13:11:20 +0000 | [diff] [blame] | 33 | /// Create a new code generation action. If the optional \p _VMContext |
Peter Collingbourne | 4b93d66 | 2011-02-19 23:03:58 +0000 | [diff] [blame] | 34 | /// parameter is supplied, the action uses it without taking ownership, |
| 35 | /// otherwise it creates a fresh LLVM context and takes ownership. |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 36 | CodeGenAction(unsigned _Act, llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 37 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 38 | bool hasIRSupport() const override; |
Daniel Dunbar | 4cbbd94 | 2010-06-07 23:27:59 +0000 | [diff] [blame] | 39 | |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame^] | 40 | std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI, |
| 41 | StringRef InFile) override; |
Daniel Dunbar | b954e98 | 2010-02-25 04:37:50 +0000 | [diff] [blame] | 42 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 43 | void ExecuteAction() override; |
Daniel Dunbar | 4cbbd94 | 2010-06-07 23:27:59 +0000 | [diff] [blame] | 44 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 45 | void EndSourceFileAction() override; |
Daniel Dunbar | b954e98 | 2010-02-25 04:37:50 +0000 | [diff] [blame] | 46 | |
| 47 | public: |
Chandler Carruth | f84df9f | 2010-02-26 08:51:12 +0000 | [diff] [blame] | 48 | ~CodeGenAction(); |
| 49 | |
Peter Collingbourne | 22a7dfe | 2011-10-30 17:30:44 +0000 | [diff] [blame] | 50 | /// setLinkModule - Set the link module to be used by this action. If a link |
| 51 | /// module is not provided, and CodeGenOptions::LinkBitcodeFile is non-empty, |
| 52 | /// the action will load it from the specified file. |
| 53 | void setLinkModule(llvm::Module *Mod) { LinkModule = Mod; } |
| 54 | |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame^] | 55 | /// Take the generated LLVM module, for use after the action has been run. |
| 56 | /// The result may be null on failure. |
| 57 | std::unique_ptr<llvm::Module> takeModule(); |
Nico Weber | 5aa74af | 2011-01-25 20:34:14 +0000 | [diff] [blame] | 58 | |
Peter Collingbourne | 4b93d66 | 2011-02-19 23:03:58 +0000 | [diff] [blame] | 59 | /// Take the LLVM context used by this action. |
| 60 | llvm::LLVMContext *takeLLVMContext(); |
| 61 | |
Nico Weber | 5aa74af | 2011-01-25 20:34:14 +0000 | [diff] [blame] | 62 | BackendConsumer *BEConsumer; |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 63 | }; |
| 64 | |
| 65 | class EmitAssemblyAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 66 | virtual void anchor(); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 67 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 68 | EmitAssemblyAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 69 | }; |
| 70 | |
| 71 | class EmitBCAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 72 | virtual void anchor(); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 73 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 74 | EmitBCAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 75 | }; |
| 76 | |
| 77 | class EmitLLVMAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 78 | virtual void anchor(); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 79 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 80 | EmitLLVMAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 81 | }; |
| 82 | |
| 83 | class EmitLLVMOnlyAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 84 | virtual void anchor(); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 85 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 86 | EmitLLVMOnlyAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 87 | }; |
| 88 | |
Daniel Dunbar | 32148ce | 2010-05-25 18:41:01 +0000 | [diff] [blame] | 89 | class EmitCodeGenOnlyAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 90 | virtual void anchor(); |
Daniel Dunbar | 32148ce | 2010-05-25 18:41:01 +0000 | [diff] [blame] | 91 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 92 | EmitCodeGenOnlyAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 32148ce | 2010-05-25 18:41:01 +0000 | [diff] [blame] | 93 | }; |
| 94 | |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 95 | class EmitObjAction : public CodeGenAction { |
David Blaikie | 99ba9e3 | 2011-12-20 02:48:34 +0000 | [diff] [blame] | 96 | virtual void anchor(); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 97 | public: |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 98 | EmitObjAction(llvm::LLVMContext *_VMContext = nullptr); |
Daniel Dunbar | 4ee3461 | 2010-02-25 04:37:45 +0000 | [diff] [blame] | 99 | }; |
| 100 | |
| 101 | } |
Daniel Dunbar | 9b414d3 | 2010-06-15 17:48:49 +0000 | [diff] [blame] | 102 | |
| 103 | #endif |