Zonr Chang | c383a50 | 2010-10-12 01:52:08 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2010, The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
zonr | 6315f76 | 2010-10-05 15:35:14 +0800 | [diff] [blame] | 17 | #include "slang.h" |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 18 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 19 | #include <stdlib.h> |
| 20 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 21 | #include <string> |
| 22 | #include <vector> |
| 23 | |
| 24 | #include "clang/AST/ASTConsumer.h" |
| 25 | #include "clang/AST/ASTContext.h" |
| 26 | |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 27 | #include "clang/Basic/DiagnosticIDs.h" |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 28 | #include "clang/Basic/FileManager.h" |
Shih-wei Liao | df5bcce | 2011-02-28 18:39:23 -0800 | [diff] [blame] | 29 | #include "clang/Basic/FileSystemOptions.h" |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 30 | #include "clang/Basic/LangOptions.h" |
| 31 | #include "clang/Basic/SourceManager.h" |
| 32 | #include "clang/Basic/TargetInfo.h" |
| 33 | #include "clang/Basic/TargetOptions.h" |
| 34 | |
| 35 | #include "clang/Frontend/CodeGenOptions.h" |
| 36 | #include "clang/Frontend/DiagnosticOptions.h" |
| 37 | #include "clang/Frontend/DependencyOutputOptions.h" |
| 38 | #include "clang/Frontend/FrontendDiagnostic.h" |
| 39 | #include "clang/Frontend/TextDiagnosticPrinter.h" |
| 40 | #include "clang/Frontend/Utils.h" |
| 41 | |
| 42 | #include "clang/Lex/Preprocessor.h" |
| 43 | #include "clang/Lex/HeaderSearch.h" |
| 44 | |
| 45 | #include "clang/Parse/ParseAST.h" |
| 46 | |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 47 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
| 48 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 49 | #include "llvm/Bitcode/ReaderWriter.h" |
| 50 | |
| 51 | // More force linking |
| 52 | #include "llvm/Linker.h" |
| 53 | |
Zonr Chang | 08df36e | 2010-10-07 18:50:42 +0800 | [diff] [blame] | 54 | // Force linking all passes/vmcore stuffs to libslang.so |
| 55 | #include "llvm/LinkAllPasses.h" |
| 56 | #include "llvm/LinkAllVMCore.h" |
| 57 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 58 | #include "llvm/Support/raw_ostream.h" |
zonr | 6315f76 | 2010-10-05 15:35:14 +0800 | [diff] [blame] | 59 | #include "llvm/Support/MemoryBuffer.h" |
| 60 | #include "llvm/Support/ErrorHandling.h" |
| 61 | #include "llvm/Support/ManagedStatic.h" |
Shih-wei Liao | df5bcce | 2011-02-28 18:39:23 -0800 | [diff] [blame] | 62 | #include "llvm/Support/ToolOutputFile.h" |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 63 | #include "llvm/Support/Path.h" |
zonr | 6315f76 | 2010-10-05 15:35:14 +0800 | [diff] [blame] | 64 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 65 | #include "llvm/Target/TargetSelect.h" |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 66 | |
Stephen Hines | 6e6578a | 2011-02-07 18:05:48 -0800 | [diff] [blame] | 67 | #include "slang_assert.h" |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 68 | #include "slang_backend.h" |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 69 | #include "slang_utils.h" |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 70 | |
Zonr Chang | 08df36e | 2010-10-07 18:50:42 +0800 | [diff] [blame] | 71 | namespace { |
Zonr Chang | 08df36e | 2010-10-07 18:50:42 +0800 | [diff] [blame] | 72 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 73 | struct ForceSlangLinking { |
| 74 | ForceSlangLinking() { |
| 75 | // We must reference the functions in such a way that compilers will not |
| 76 | // delete it all as dead code, even with whole program optimization, |
| 77 | // yet is effectively a NO-OP. As the compiler isn't smart enough |
| 78 | // to know that getenv() never returns -1, this will do the job. |
| 79 | if (std::getenv("bar") != reinterpret_cast<char*>(-1)) |
| 80 | return; |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 81 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 82 | // llvm-rs-link needs following functions existing in libslang. |
| 83 | llvm::ParseBitcodeFile(NULL, llvm::getGlobalContext(), NULL); |
| 84 | llvm::Linker::LinkModules(NULL, NULL, NULL); |
Zonr Chang | 08df36e | 2010-10-07 18:50:42 +0800 | [diff] [blame] | 85 | |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 86 | // llvm-rs-cc need this. |
| 87 | new clang::TextDiagnosticPrinter(llvm::errs(), |
| 88 | clang::DiagnosticOptions()); |
| 89 | } |
| 90 | } ForceSlangLinking; |
| 91 | |
| 92 | } // namespace |
| 93 | |
| 94 | namespace slang { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 95 | |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 96 | #if defined(__arm__) |
| 97 | # define DEFAULT_TARGET_TRIPLE_STRING "armv7-none-linux-gnueabi" |
| 98 | #elif defined(__x86_64__) |
| 99 | # define DEFAULT_TARGET_TRIPLE_STRING "x86_64-unknown-linux" |
| 100 | #else |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 101 | // let's use x86 as default target |
| 102 | # define DEFAULT_TARGET_TRIPLE_STRING "i686-unknown-linux" |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 103 | #endif |
| 104 | |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 105 | bool Slang::GlobalInitialized = false; |
| 106 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 107 | // Language option (define the language feature for compiler such as C99) |
| 108 | clang::LangOptions Slang::LangOpts; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 109 | |
zonr | 6315f76 | 2010-10-05 15:35:14 +0800 | [diff] [blame] | 110 | // Code generation option for the compiler |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 111 | clang::CodeGenOptions Slang::CodeGenOpts; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 112 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 113 | // The named of metadata node that pragma resides (should be synced with |
| 114 | // bcc.cpp) |
Shih-wei Liao | f52a620 | 2010-09-10 17:40:53 -0700 | [diff] [blame] | 115 | const llvm::StringRef Slang::PragmaMetadataName = "#pragma"; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 116 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 117 | static inline llvm::tool_output_file *OpenOutputFile(const char *OutputFile, |
| 118 | unsigned Flags, |
| 119 | std::string* Error, |
| 120 | clang::Diagnostic* Diag) { |
Stephen Hines | 6e6578a | 2011-02-07 18:05:48 -0800 | [diff] [blame] | 121 | slangAssert((OutputFile != NULL) && (Error != NULL) && (Diag != NULL) && |
| 122 | "Invalid parameter!"); |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 123 | |
Logan Chien | 6f4e0a9 | 2011-03-10 01:10:25 +0800 | [diff] [blame] | 124 | if (SlangUtils::CreateDirectoryWithParents( |
| 125 | llvm::sys::path::parent_path(OutputFile), Error)) { |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 126 | llvm::tool_output_file *F = |
| 127 | new llvm::tool_output_file(OutputFile, *Error, Flags); |
| 128 | if (F != NULL) |
| 129 | return F; |
| 130 | } |
| 131 | |
| 132 | // Report error here. |
| 133 | Diag->Report(clang::diag::err_fe_error_opening) << OutputFile << *Error; |
| 134 | |
| 135 | return NULL; |
| 136 | } |
| 137 | |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 138 | void Slang::GlobalInitialization() { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 139 | if (!GlobalInitialized) { |
| 140 | // We only support x86, x64 and ARM target |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 141 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 142 | // For ARM |
| 143 | LLVMInitializeARMTargetInfo(); |
| 144 | LLVMInitializeARMTarget(); |
| 145 | LLVMInitializeARMAsmPrinter(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 146 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 147 | // For x86 and x64 |
| 148 | LLVMInitializeX86TargetInfo(); |
| 149 | LLVMInitializeX86Target(); |
| 150 | LLVMInitializeX86AsmPrinter(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 151 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 152 | // Please refer to include/clang/Basic/LangOptions.h to setup |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 153 | // the options. |
| 154 | LangOpts.RTTI = 0; // Turn off the RTTI information support |
| 155 | LangOpts.NeXTRuntime = 0; // Turn off the NeXT runtime uses |
Shih-wei Liao | 245eba1 | 2011-01-19 02:14:07 -0800 | [diff] [blame] | 156 | LangOpts.C99 = 1; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 157 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 158 | CodeGenOpts.OptimizationLevel = 3; /* -O3 */ |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 159 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 160 | GlobalInitialized = true; |
| 161 | } |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 162 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 163 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 164 | } |
| 165 | |
| 166 | void Slang::LLVMErrorHandler(void *UserData, const std::string &Message) { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 167 | clang::Diagnostic* Diags = static_cast<clang::Diagnostic*>(UserData); |
| 168 | Diags->Report(clang::diag::err_fe_error_backend) << Message; |
| 169 | exit(1); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 170 | } |
| 171 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 172 | void Slang::createDiagnostic() { |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 173 | mDiagClient = new DiagnosticBuffer(); |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 174 | mDiagIDs = new clang::DiagnosticIDs(); |
| 175 | mDiagnostics = new clang::Diagnostic(mDiagIDs, mDiagClient, true); |
Zonr Chang | 641558f | 2010-10-12 21:07:06 +0800 | [diff] [blame] | 176 | initDiagnostic(); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 177 | return; |
| 178 | } |
| 179 | |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 180 | void Slang::createTarget(const std::string &Triple, const std::string &CPU, |
| 181 | const std::vector<std::string> &Features) { |
| 182 | if (!Triple.empty()) |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 183 | mTargetOpts.Triple = Triple; |
| 184 | else |
| 185 | mTargetOpts.Triple = DEFAULT_TARGET_TRIPLE_STRING; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 186 | |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 187 | if (!CPU.empty()) |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 188 | mTargetOpts.CPU = CPU; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 189 | |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 190 | if (!Features.empty()) |
| 191 | mTargetOpts.Features = Features; |
| 192 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 193 | mTarget.reset(clang::TargetInfo::CreateTargetInfo(*mDiagnostics, |
| 194 | mTargetOpts)); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 195 | |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 196 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 197 | } |
| 198 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 199 | void Slang::createFileManager() { |
Shih-wei Liao | df5bcce | 2011-02-28 18:39:23 -0800 | [diff] [blame] | 200 | mFileSysOpt.reset(new clang::FileSystemOptions()); |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 201 | mFileMgr.reset(new clang::FileManager(*mFileSysOpt)); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 202 | } |
| 203 | |
| 204 | void Slang::createSourceManager() { |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 205 | mSourceMgr.reset(new clang::SourceManager(*mDiagnostics, *mFileMgr)); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 206 | return; |
| 207 | } |
| 208 | |
Shih-wei Liao | 68e8e9f | 2010-07-18 18:46:49 -0700 | [diff] [blame] | 209 | void Slang::createPreprocessor() { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 210 | // Default only search header file in current dir |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 211 | clang::HeaderSearch *HS = new clang::HeaderSearch(*mFileMgr); |
Shih-wei Liao | 68e8e9f | 2010-07-18 18:46:49 -0700 | [diff] [blame] | 212 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 213 | mPP.reset(new clang::Preprocessor(*mDiagnostics, |
| 214 | LangOpts, |
| 215 | *mTarget, |
| 216 | *mSourceMgr, |
| 217 | *HS, |
| 218 | NULL, |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 219 | /* OwnsHeaderSearch = */true)); |
Stephen Hines | 3fd0a94 | 2011-01-18 12:27:39 -0800 | [diff] [blame] | 220 | // Initialize the preprocessor |
Shih-wei Liao | 68e8e9f | 2010-07-18 18:46:49 -0700 | [diff] [blame] | 221 | mPragmas.clear(); |
Stephen Hines | 3fd0a94 | 2011-01-18 12:27:39 -0800 | [diff] [blame] | 222 | mPP->AddPragmaHandler(new PragmaRecorder(&mPragmas)); |
Shih-wei Liao | 68e8e9f | 2010-07-18 18:46:49 -0700 | [diff] [blame] | 223 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 224 | std::vector<clang::DirectoryLookup> SearchList; |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 225 | for (unsigned i = 0, e = mIncludePaths.size(); i != e; i++) { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 226 | if (const clang::DirectoryEntry *DE = |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 227 | mFileMgr->getDirectory(mIncludePaths[i])) { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 228 | SearchList.push_back(clang::DirectoryLookup(DE, |
| 229 | clang::SrcMgr::C_System, |
| 230 | false, |
| 231 | false)); |
| 232 | } |
Shih-wei Liao | 9089828 | 2010-07-19 18:38:57 -0700 | [diff] [blame] | 233 | } |
| 234 | |
Shih-wei Liao | fcc654a | 2011-06-22 04:47:33 -0700 | [diff] [blame] | 235 | HS->SetSearchPaths(SearchList, |
| 236 | /* angledDirIdx = */1, |
| 237 | /* systemDixIdx = */1, |
| 238 | /* noCurDirSearch = */false); |
Shih-wei Liao | 9089828 | 2010-07-19 18:38:57 -0700 | [diff] [blame] | 239 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 240 | initPreprocessor(); |
Shih-wei Liao | 68e8e9f | 2010-07-18 18:46:49 -0700 | [diff] [blame] | 241 | return; |
| 242 | } |
| 243 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 244 | void Slang::createASTContext() { |
| 245 | mASTContext.reset(new clang::ASTContext(LangOpts, |
| 246 | *mSourceMgr, |
| 247 | *mTarget, |
| 248 | mPP->getIdentifierTable(), |
| 249 | mPP->getSelectorTable(), |
| 250 | mPP->getBuiltinInfo(), |
| 251 | /* size_reserve = */0)); |
| 252 | initASTContext(); |
| 253 | return; |
| 254 | } |
| 255 | |
| 256 | clang::ASTConsumer |
| 257 | *Slang::createBackend(const clang::CodeGenOptions& CodeGenOpts, |
| 258 | llvm::raw_ostream *OS, |
| 259 | OutputType OT) { |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 260 | return new Backend(mDiagnostics.getPtr(), |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 261 | CodeGenOpts, |
| 262 | mTargetOpts, |
Stephen Hines | 3fd0a94 | 2011-01-18 12:27:39 -0800 | [diff] [blame] | 263 | &mPragmas, |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 264 | OS, |
| 265 | OT); |
| 266 | } |
| 267 | |
Zonr Chang | 641558f | 2010-10-12 21:07:06 +0800 | [diff] [blame] | 268 | Slang::Slang() : mInitialized(false), mDiagClient(NULL), mOT(OT_Default) { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 269 | GlobalInitialization(); |
Zonr Chang | 641558f | 2010-10-12 21:07:06 +0800 | [diff] [blame] | 270 | return; |
| 271 | } |
| 272 | |
| 273 | void Slang::init(const std::string &Triple, const std::string &CPU, |
| 274 | const std::vector<std::string> &Features) { |
| 275 | if (mInitialized) |
| 276 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 277 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 278 | createDiagnostic(); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 279 | llvm::install_fatal_error_handler(LLVMErrorHandler, mDiagnostics.getPtr()); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 280 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 281 | createTarget(Triple, CPU, Features); |
| 282 | createFileManager(); |
| 283 | createSourceManager(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 284 | |
Zonr Chang | 641558f | 2010-10-12 21:07:06 +0800 | [diff] [blame] | 285 | mInitialized = true; |
| 286 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 287 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 288 | } |
| 289 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 290 | bool Slang::setInputSource(llvm::StringRef InputFile, |
| 291 | const char *Text, |
| 292 | size_t TextLength) { |
| 293 | mInputFileName = InputFile.str(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 294 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 295 | // Reset the ID tables if we are reusing the SourceManager |
| 296 | mSourceMgr->clearIDTables(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 297 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 298 | // Load the source |
zonr | 6315f76 | 2010-10-05 15:35:14 +0800 | [diff] [blame] | 299 | llvm::MemoryBuffer *SB = |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 300 | llvm::MemoryBuffer::getMemBuffer(Text, Text + TextLength); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 301 | mSourceMgr->createMainFileIDForMemBuffer(SB); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 302 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 303 | if (mSourceMgr->getMainFileID().isInvalid()) { |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 304 | mDiagnostics->Report(clang::diag::err_fe_error_reading) << InputFile; |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 305 | return false; |
| 306 | } |
| 307 | return true; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 308 | } |
| 309 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 310 | bool Slang::setInputSource(llvm::StringRef InputFile) { |
| 311 | mInputFileName = InputFile.str(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 312 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 313 | mSourceMgr->clearIDTables(); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 314 | |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 315 | const clang::FileEntry *File = mFileMgr->getFile(InputFile); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 316 | if (File) |
| 317 | mSourceMgr->createMainFileID(File); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 318 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 319 | if (mSourceMgr->getMainFileID().isInvalid()) { |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 320 | mDiagnostics->Report(clang::diag::err_fe_error_reading) << InputFile; |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 321 | return false; |
| 322 | } |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 323 | |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 324 | return true; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 325 | } |
| 326 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 327 | bool Slang::setOutput(const char *OutputFile) { |
Zonr Chang | 8c6d9b2 | 2010-10-07 18:01:19 +0800 | [diff] [blame] | 328 | llvm::sys::Path OutputFilePath(OutputFile); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 329 | std::string Error; |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 330 | llvm::tool_output_file *OS = NULL; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 331 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 332 | switch (mOT) { |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 333 | case OT_Dependency: |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 334 | case OT_Assembly: |
| 335 | case OT_LLVMAssembly: { |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 336 | OS = OpenOutputFile(OutputFile, 0, &Error, mDiagnostics.getPtr()); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 337 | break; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 338 | } |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 339 | case OT_Nothing: { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 340 | break; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 341 | } |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 342 | case OT_Object: |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 343 | case OT_Bitcode: { |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 344 | OS = OpenOutputFile(OutputFile, |
| 345 | llvm::raw_fd_ostream::F_Binary, |
| 346 | &Error, |
| 347 | mDiagnostics.getPtr()); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 348 | break; |
| 349 | } |
Zonr Chang | 8c6d9b2 | 2010-10-07 18:01:19 +0800 | [diff] [blame] | 350 | default: { |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 351 | llvm_unreachable("Unknown compiler output type"); |
Zonr Chang | 8c6d9b2 | 2010-10-07 18:01:19 +0800 | [diff] [blame] | 352 | } |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 353 | } |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 354 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 355 | if (!Error.empty()) |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 356 | return false; |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 357 | |
| 358 | mOS.reset(OS); |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 359 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 360 | mOutputFileName = OutputFile; |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 361 | |
| 362 | return true; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 363 | } |
| 364 | |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 365 | bool Slang::setDepOutput(const char *OutputFile) { |
Zonr Chang | 8c6d9b2 | 2010-10-07 18:01:19 +0800 | [diff] [blame] | 366 | llvm::sys::Path OutputFilePath(OutputFile); |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 367 | std::string Error; |
Zonr Chang | 8c6d9b2 | 2010-10-07 18:01:19 +0800 | [diff] [blame] | 368 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 369 | mDOS.reset(OpenOutputFile(OutputFile, 0, &Error, mDiagnostics.getPtr())); |
| 370 | if (!Error.empty() || (mDOS.get() == NULL)) |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 371 | return false; |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 372 | |
| 373 | mDepOutputFileName = OutputFile; |
| 374 | |
| 375 | return true; |
| 376 | } |
| 377 | |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 378 | int Slang::generateDepFile() { |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 379 | if (mDiagnostics->hasErrorOccurred()) |
| 380 | return 1; |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 381 | if (mDOS.get() == NULL) |
Stephen Hines | f7de852 | 2010-10-06 11:46:18 -0700 | [diff] [blame] | 382 | return 1; |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 383 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 384 | // Initialize options for generating dependency file |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 385 | clang::DependencyOutputOptions DepOpts; |
| 386 | DepOpts.IncludeSystemHeaders = 1; |
Stephen Hines | 0b7ef1a | 2010-10-07 16:36:59 -0700 | [diff] [blame] | 387 | DepOpts.OutputFile = mDepOutputFileName; |
Shih-wei Liao | b81c6a4 | 2010-10-10 14:15:00 -0700 | [diff] [blame] | 388 | DepOpts.Targets = mAdditionalDepTargets; |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 389 | DepOpts.Targets.push_back(mDepTargetBCFileName); |
Stephen Hines | 4cc67fc | 2011-01-31 16:48:57 -0800 | [diff] [blame] | 390 | for (std::vector<std::string>::const_iterator |
| 391 | I = mGeneratedFileNames.begin(), E = mGeneratedFileNames.end(); |
| 392 | I != E; |
| 393 | I++) { |
| 394 | DepOpts.Targets.push_back(*I); |
| 395 | } |
| 396 | mGeneratedFileNames.clear(); |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 397 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 398 | // Per-compilation needed initialization |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 399 | createPreprocessor(); |
| 400 | AttachDependencyFileGen(*mPP.get(), DepOpts); |
| 401 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 402 | // Inform the diagnostic client we are processing a source file |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 403 | mDiagClient->BeginSourceFile(LangOpts, mPP.get()); |
| 404 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 405 | // Go through the source file (no operations necessary) |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 406 | clang::Token Tok; |
| 407 | mPP->EnterMainSourceFile(); |
| 408 | do { |
| 409 | mPP->Lex(Tok); |
| 410 | } while (Tok.isNot(clang::tok::eof)); |
| 411 | |
| 412 | mPP->EndSourceFile(); |
| 413 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 414 | // Declare success if no error |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 415 | if (!mDiagnostics->hasErrorOccurred()) |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 416 | mDOS->keep(); |
| 417 | |
| 418 | // Clean up after compilation |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 419 | mPP.reset(); |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 420 | mDOS.reset(); |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 421 | |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 422 | return mDiagnostics->hasErrorOccurred() ? 1 : 0; |
Stephen Hines | cc0efad | 2010-10-04 16:13:02 -0700 | [diff] [blame] | 423 | } |
| 424 | |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 425 | int Slang::compile() { |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 426 | if (mDiagnostics->hasErrorOccurred()) |
| 427 | return 1; |
Stephen Hines | f7de852 | 2010-10-06 11:46:18 -0700 | [diff] [blame] | 428 | if (mOS.get() == NULL) |
| 429 | return 1; |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 430 | |
| 431 | // Here is per-compilation needed initialization |
| 432 | createPreprocessor(); |
| 433 | createASTContext(); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 434 | |
Shih-wei Liao | df5bcce | 2011-02-28 18:39:23 -0800 | [diff] [blame] | 435 | mBackend.reset(createBackend(CodeGenOpts, &mOS->os(), mOT)); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 436 | |
| 437 | // Inform the diagnostic client we are processing a source file |
| 438 | mDiagClient->BeginSourceFile(LangOpts, mPP.get()); |
| 439 | |
| 440 | // The core of the slang compiler |
| 441 | ParseAST(*mPP, mBackend.get(), *mASTContext); |
| 442 | |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 443 | // Inform the diagnostic client we are done with previous source file |
| 444 | mDiagClient->EndSourceFile(); |
| 445 | |
| 446 | // Declare success if no error |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 447 | if (!mDiagnostics->hasErrorOccurred()) |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 448 | mOS->keep(); |
| 449 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 450 | // The compilation ended, clear |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 451 | mBackend.reset(); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 452 | mASTContext.reset(); |
| 453 | mPP.reset(); |
Zonr Chang | e8c263a | 2010-10-12 00:35:29 +0800 | [diff] [blame] | 454 | mOS.reset(); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 455 | |
Logan | be27482 | 2011-02-16 22:02:54 +0800 | [diff] [blame] | 456 | return mDiagnostics->hasErrorOccurred() ? 1 : 0; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 457 | } |
| 458 | |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 459 | void Slang::reset() { |
Stephen Hines | c632be2 | 2011-09-23 15:53:16 -0700 | [diff] [blame] | 460 | llvm::errs() << mDiagClient->str(); |
Zonr Chang | 3a9ca1f | 2010-10-06 17:52:56 +0800 | [diff] [blame] | 461 | mDiagnostics->Reset(); |
| 462 | mDiagClient->reset(); |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 463 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 464 | } |
| 465 | |
| 466 | Slang::~Slang() { |
Shih-wei Liao | 9ef2f78 | 2010-10-01 12:31:37 -0700 | [diff] [blame] | 467 | llvm::llvm_shutdown(); |
| 468 | return; |
Shih-wei Liao | 462aefd | 2010-06-04 15:32:04 -0700 | [diff] [blame] | 469 | } |
Stephen Hines | e639eb5 | 2010-11-08 19:27:20 -0800 | [diff] [blame] | 470 | |
| 471 | } // namespace slang |