GCC Code Coverage Report

Directory: ../
Coverage: low: ≥ 0% medium: ≥ 75.0% high: ≥ 90.0%
Coverage Exec / Excl / Total
Lines: 85.0% 442 / 3 / 523
Functions: 93.0% 40 / 0 / 43
Branches: 46.0% 455 / 12 / 1002
src/SourceFile.cpp
Line Branch Exec Source
1 // Copyright (c) 2021-2026 ChilliBits. All rights reserved.
2
3 #include "SourceFile.h"
4
5 #include <ast/ASTBuilder.h>
6 #include <driver/Driver.h>
7 #include <exception/AntlrThrowingErrorListener.h>
8 #include <exception/CompilerError.h>
9 #include <global/GlobalResourceManager.h>
10 #include <global/TypeRegistry.h>
11 #include <importcollector/ImportCollector.h>
12 #include <irgenerator/IRGenerator.h>
13 #include <iroptimizer/IROptimizer.h>
14 #include <linker/BitcodeLinker.h>
15 #include <objectemitter/ObjectEmitter.h>
16 #include <symboltablebuilder/SymbolTable.h>
17 #include <symboltablebuilder/SymbolTableBuilder.h>
18 #include <typechecker/FunctionManager.h>
19 #include <typechecker/InterfaceManager.h>
20 #include <typechecker/MacroDefs.h>
21 #include <typechecker/StructManager.h>
22 #include <typechecker/TypeChecker.h>
23 #include <util/CompilerWarning.h>
24 #include <util/FileUtil.h>
25 #include <util/SystemUtil.h>
26 #include <util/Timer.h>
27 #include <visualizer/ASTVisualizer.h>
28 #include <visualizer/CSTVisualizer.h>
29 #include <visualizer/DependencyGraphVisualizer.h>
30
31 #include <llvm/IR/Module.h>
32 #include <llvm/MC/TargetRegistry.h>
33
34 namespace spice::compiler {
35
36 1256 SourceFile::SourceFile(GlobalResourceManager &resourceManager, SourceFile *parent, std::string name,
37 1256 const std::filesystem::path &filePath, bool stdFile)
38
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 2512 : name(std::move(name)), filePath(filePath), isStdFile(stdFile), parent(parent),
39
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 1256 builder(resourceManager.cliOptions.useLTO ? resourceManager.ltoContext : context), resourceManager(resourceManager),
40
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 3768 cliOptions(resourceManager.cliOptions) {
41 // Deduce fileName and fileDir
42
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 1256 fileName = std::filesystem::path(filePath).filename().string();
43
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 1256 fileDir = std::filesystem::path(filePath).parent_path().string();
44
45 // Search after the selected target
46 1256 std::string error;
47
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 1256 const llvm::Target *target = llvm::TargetRegistry::lookupTarget(cliOptions.targetTriple, error);
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 1256 if (!target)
49 − throw CompilerError(TARGET_NOT_AVAILABLE, "Selected target was not found: " + error); // GCOV_EXCL_LINE
50
51 // Create the target machine
52
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 1256 llvm::TargetOptions opt;
53 1256 opt.MCOptions.AsmVerbose = true;
54 1256 opt.MCOptions.PreserveAsmComments = true;
55 1256 const std::string &cpuName = resourceManager.cpuName;
56 1256 const std::string &features = resourceManager.cpuFeatures;
57 1256 const llvm::Triple &targetTriple = cliOptions.targetTriple;
58 1256 constexpr llvm::Reloc::Model relocModel = llvm::Reloc::PIC_;
59
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 1256 llvm::TargetMachine *targetMachineRaw = target->createTargetMachine(targetTriple, cpuName, features, opt, relocModel);
60 1256 targetMachine = std::unique_ptr<llvm::TargetMachine>(targetMachineRaw);
61 1256 }
62
63 1465 void SourceFile::runLexer() {
64
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 1465 if (isMainFile)
65
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 458 resourceManager.totalTimer.start();
66
67 // Check if this stage has already been done
68
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 1465 if (previousStage >= LEXER)
69 211 return;
70
71
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 1254 Timer timer(&compilerOutput.times.lexer);
72
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 1254 timer.start();
73
74 // Read from the input source file
75
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 1254 std::ifstream fileInputStream(filePath);
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 1254 if (!fileInputStream)
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 1 throw CompilerError(SOURCE_FILE_NOT_FOUND, "Source file at path '" + filePath.string() + "' does not exist.");
78
79 // Tokenize input
80
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 1253 antlrCtx.inputStream = std::make_unique<antlr4::ANTLRInputStream>(fileInputStream);
81
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 1253 antlrCtx.lexer = std::make_unique<SpiceLexer>(antlrCtx.inputStream.get());
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 1253 antlrCtx.lexer->removeErrorListeners();
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 1253 antlrCtx.lexerErrorHandler = std::make_unique<AntlrThrowingErrorListener>(ThrowingErrorListenerMode::LEXER, this);
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 1253 antlrCtx.lexer->addErrorListener(antlrCtx.lexerErrorHandler.get());
85
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 1253 antlrCtx.tokenStream = std::make_unique<antlr4::CommonTokenStream>(antlrCtx.lexer.get());
86
87 // Calculate cache key
88
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 1253 std::stringstream cacheKeyString;
89
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 1253 cacheKeyString << std::hex << std::hash<std::string>{}(antlrCtx.tokenStream->getText());
90
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 1252 cacheKey = cacheKeyString.str();
91
92 // Try to load from cache
93
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 1252 if (!cliOptions.ignoreCache)
94 ✗ restoredFromCache = resourceManager.cacheManager.lookupSourceFile(this);
95
96 1252 previousStage = LEXER;
97
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 1252 timer.stop();
98
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 1252 printStatusMessage("Lexer", IO_CODE, IO_TOKENS, compilerOutput.times.lexer);
99 1255 }
100
101 1463 void SourceFile::runParser() {
102 // Skip if restored from the cache or this stage has already been done
103
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 1463 if (restoredFromCache || previousStage >= PARSER)
104 211 return;
105
106
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 1252 Timer timer(&compilerOutput.times.parser);
107
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 1252 timer.start();
108
109 // Parse input
110
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 1252 antlrCtx.parser = std::make_unique<SpiceParser>(antlrCtx.tokenStream.get()); // Check for syntax errors
111
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 1252 antlrCtx.parser->removeErrorListeners();
112
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 1252 antlrCtx.parserErrorHandler = std::make_unique<AntlrThrowingErrorListener>(ThrowingErrorListenerMode::PARSER, this);
113
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 1252 antlrCtx.parser->addErrorListener(antlrCtx.parserErrorHandler.get());
114
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 1252 antlrCtx.parser->removeParseListeners();
115
116 1252 previousStage = PARSER;
117
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 1252 timer.stop();
118
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 1252 printStatusMessage("Parser", IO_TOKENS, IO_CST, compilerOutput.times.parser);
119 }
120
121 1015 void SourceFile::runCSTVisualizer() {
122 // Only execute if enabled
123
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 1015 if (restoredFromCache || (!cliOptions.dump.dumpCST && !cliOptions.testMode))
124 211 return;
125 // Check if this stage has already been done
126
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 1015 if (previousStage >= CST_VISUALIZER)
127 211 return;
128
129
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 804 Timer timer(&compilerOutput.times.cstVisualizer);
130
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 804 timer.start();
131
132 // Generate dot code for this source file
133
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 804 std::stringstream dotCode;
134
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 804 visualizerPreamble(dotCode);
135
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 804 CSTVisualizer cstVisualizer(resourceManager, this, antlrCtx.lexer.get(), antlrCtx.parser.get());
136
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 804 dotCode << " " << std::any_cast<std::string>(cstVisualizer.visit(antlrCtx.parser->entry())) << "}";
137
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 804 antlrCtx.parser->reset();
138
139 // Dump the serialized CST string and the SVG file
140
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 804 if (cliOptions.dump.dumpCST || cliOptions.testMode)
141
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 804 compilerOutput.cstString = dotCode.str();
142
143
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 804 if (cliOptions.dump.dumpCST)
144 ✗ visualizerOutput("CST", compilerOutput.cstString);
145
146 804 previousStage = CST_VISUALIZER;
147
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 804 timer.stop();
148
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 804 printStatusMessage("CST Visualizer", IO_CST, IO_CST, compilerOutput.times.cstVisualizer);
149 804 }
150
151 1463 void SourceFile::runASTBuilder() {
152 // Skip if restored from the cache or this stage has already been done
153
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 1463 if (restoredFromCache || previousStage >= AST_BUILDER)
154 211 return;
155
156
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 1252 Timer timer(&compilerOutput.times.astBuilder);
157
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 1252 timer.start();
158
159 // Build AST for this source file
160
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 1252 ASTBuilder astBuilder(resourceManager, this, antlrCtx.inputStream.get());
161
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 1252 ast = std::any_cast<EntryNode *>(astBuilder.visit(antlrCtx.parser->entry()));
162
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 1244 antlrCtx.parser->reset();
163
164 // Create global scope
165
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 1244 globalScope = std::make_unique<Scope>(nullptr, this, ScopeType::GLOBAL, &ast->codeLoc);
166
167 1244 previousStage = AST_BUILDER;
168
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 1244 timer.stop();
169
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 1244 printStatusMessage("AST Builder", IO_CST, IO_AST, compilerOutput.times.astBuilder);
170 1252 }
171
172 1015 void SourceFile::runASTVisualizer() {
173 // Only execute if enabled
174
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 1015 if (restoredFromCache)
175 211 return;
176
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 1015 if (!cliOptions.dump.dumpAST && !cliOptions.testMode)
177 ✗ return;
178 // Check if this stage has already been done
179
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 1015 if (previousStage >= AST_VISUALIZER)
180 211 return;
181
182
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 804 Timer timer(&compilerOutput.times.astVisualizer);
183
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 804 timer.start();
184
185 // Generate dot code for this source file
186
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 804 std::stringstream dotCode;
187
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 804 visualizerPreamble(dotCode);
188
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 804 ASTVisualizer astVisualizer(resourceManager, this);
189
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 804 dotCode << " " << std::any_cast<std::string>(astVisualizer.visit(ast)) << "}";
190
191 // Dump the serialized AST string and the SVG file
192
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 804 compilerOutput.astString = dotCode.str();
193
194
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 804 if (cliOptions.dump.dumpAST)
195 ✗ visualizerOutput("AST", compilerOutput.astString);
196
197 804 previousStage = AST_VISUALIZER;
198
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 804 timer.stop();
199
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 804 printStatusMessage("AST Visualizer", IO_AST, IO_AST, compilerOutput.times.astVisualizer);
200 804 }
201
202 1455 void SourceFile::runImportCollector() { // NOLINT(misc-no-recursion)
203 // Skip if restored from the cache or this stage has already been done
204
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 1455 if (restoredFromCache || previousStage >= IMPORT_COLLECTOR)
205 211 return;
206
207
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 1244 Timer timer(&compilerOutput.times.importCollector);
208
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 1244 timer.start();
209
210 // Collect the imports for this source file
211
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 1244 ImportCollector importCollector(resourceManager, this);
212
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 1244 importCollector.visit(ast);
213
214 1239 previousStage = IMPORT_COLLECTOR;
215
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 1239 timer.stop();
216
217 // Run first part of pipeline for the imported source file
218
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 1880 for (SourceFile *sourceFile : dependencies | std::views::values)
219
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 643 sourceFile->runFrontEnd();
220
221
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 1237 printStatusMessage("Import Collector", IO_AST, IO_AST, compilerOutput.times.importCollector);
222 1244 }
223
224 1448 void SourceFile::runSymbolTableBuilder() {
225 // Skip if restored from the cache or this stage has already been done
226
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 1448 if (restoredFromCache || previousStage >= SYMBOL_TABLE_BUILDER)
227 211 return;
228
229
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 1237 Timer timer(&compilerOutput.times.symbolTableBuilder);
230
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 1237 timer.start();
231
232 // The symbol tables of all dependencies are present at this point, so we can merge the exported name registries in
233
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 1878 for (const auto &[importName, sourceFile] : dependencies)
234
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 641 mergeNameRegistries(*sourceFile, importName);
235
236 // Build symbol table of the current file
237
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 1237 SymbolTableBuilder symbolTableBuilder(resourceManager, this);
238
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 1237 symbolTableBuilder.visit(ast);
239
240 1218 previousStage = SYMBOL_TABLE_BUILDER;
241
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 1218 timer.stop();
242
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 1218 printStatusMessage("Symbol Table Builder", IO_AST, IO_AST, compilerOutput.times.symbolTableBuilder);
243 1237 }
244
245 1428 void SourceFile::runTypeCheckerPre() { // NOLINT(misc-no-recursion)
246 // Skip if restored from the cache or this stage has already been done
247
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 1428 if (restoredFromCache || previousStage >= TYPE_CHECKER_PRE)
248 211 return;
249
250 // Type-check all dependencies first
251
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 1857 for (SourceFile *sourceFile : dependencies | std::views::values)
252
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 640 sourceFile->runTypeCheckerPre();
253
254
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 1217 Timer timer(&compilerOutput.times.typeCheckerPre);
255
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 1217 timer.start();
256
257 // Then type-check the current file
258
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 1217 TypeChecker typeChecker(resourceManager, this, TC_MODE_PRE);
259
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 1217 typeChecker.visit(ast);
260
261 1203 previousStage = TYPE_CHECKER_PRE;
262
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 1203 timer.stop();
263
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 1203 printStatusMessage("Type Checker Pre", IO_AST, IO_AST, compilerOutput.times.typeCheckerPre);
264 1217 }
265
266 2993 void SourceFile::runTypeCheckerPost() { // NOLINT(misc-no-recursion)
267 // Skip if restored from cache, this stage has already been done, or not all dependants finished type checking
268
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 2993 if (restoredFromCache || !haveAllDependantsBeenTypeChecked())
269 551 return;
270
271
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 2442 Timer timer(&compilerOutput.times.typeCheckerPost);
272
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 2442 timer.start();
273
274 // Start type-checking loop. The type-checker can request a re-execution. The max number of type-checker runs is limited
275
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 2442 TypeChecker typeChecker(resourceManager, this, TC_MODE_POST);
276 2442 unsigned short typeCheckerRuns = 0;
277
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 4061 while (reVisitRequested) {
278 1682 typeCheckerRuns++;
279 1682 totalTypeCheckerRuns++;
280 1682 reVisitRequested = false;
281
282 // Type-check the current file first. Multiple times, if requested
283 1682 timer.resume();
284
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 1682 typeChecker.visit(ast);
285
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 1650 timer.pause();
286
287 // Then type-check all dependencies
288
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 4202 for (SourceFile *sourceFile : dependencies | std::views::values)
289
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 2583 sourceFile->runTypeCheckerPost();
290 }
291
292
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 2379 checkForSoftErrors();
293
294 // Check if all dyn variables were type-inferred successfully
295
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 2272 globalScope->ensureSuccessfulTypeInference();
296
297 2271 previousStage = TYPE_CHECKER_POST;
298
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 2271 timer.stop();
299
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 2271 printStatusMessage("Type Checker Post", IO_AST, IO_AST, compilerOutput.times.typeCheckerPost, typeCheckerRuns);
300
301 // Save the JSON version in the compiler output
302
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 2271 if (cliOptions.dump.dumpSymbolTable || cliOptions.testMode)
303
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 2271 compilerOutput.symbolTableString = globalScope->getSymbolTableJSON().dump(/*indent=*/2);
304
305 // Dump symbol table
306
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 2271 if (cliOptions.dump.dumpSymbolTable)
307 ✗ dumpOutput(compilerOutput.symbolTableString, "Symbol Table", "symbol-table.json");
308 2442 }
309
310 272 void SourceFile::runDependencyGraphVisualizer() {
311 // Only execute if enabled
312
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 272 if (restoredFromCache)
313 2 return;
314
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 272 if (!cliOptions.dump.dumpDependencyGraph && !cliOptions.testMode)
315 ✗ return;
316 // Check if this stage has already been done
317
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 272 if (previousStage >= DEP_GRAPH_VISUALIZER)
318 2 return;
319
320
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 270 Timer timer(&compilerOutput.times.depGraphVisualizer);
321
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 270 timer.start();
322
323 // Generate dot code for this source file
324
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 270 std::stringstream dotCode;
325
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 270 visualizerPreamble(dotCode);
326
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 270 DependencyGraphVisualizer depGraphVisualizer(resourceManager, this);
327
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 270 depGraphVisualizer.getDependencyGraph(dotCode);
328
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 270 dotCode << "}";
329
330 // Dump the serialized AST string and the SVG file
331
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 270 compilerOutput.depGraphString = dotCode.str();
332
333
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 270 if (cliOptions.dump.dumpDependencyGraph)
334 ✗ visualizerOutput("Dependency Graph", compilerOutput.depGraphString);
335
336 270 previousStage = DEP_GRAPH_VISUALIZER;
337
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 270 timer.stop();
338
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 270 printStatusMessage("AST Visualizer", IO_AST, IO_AST, compilerOutput.times.depGraphVisualizer);
339 270 }
340
341 3654 void SourceFile::runIRGenerator() {
342 // Skip if restored from the cache or this stage has already been done
343
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 3654 if (restoredFromCache || previousStage >= IR_GENERATOR)
344 2646 return;
345
346
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 1008 Timer timer(&compilerOutput.times.irGenerator);
347
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 1008 timer.start();
348
349 // Create the LLVM module for this source file
350
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 1008 llvm::LLVMContext &llvmContext = cliOptions.useLTO ? resourceManager.ltoContext : context;
351
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 1008 llvmModule = std::make_unique<llvm::Module>(fileName, llvmContext);
352
353 // Generate this source file
354
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 1008 IRGenerator irGenerator(resourceManager, this);
355
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 1008 irGenerator.visit(ast);
356
357 // Save the ir string in the compiler output
358
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 1008 if (cliOptions.dump.dumpIR || cliOptions.testMode)
359
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 1008 compilerOutput.irString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
360
361 // Dump unoptimized IR code
362
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 1008 if (cliOptions.dump.dumpIR)
363 ✗ dumpOutput(compilerOutput.irString, "Unoptimized IR Code", "ir-code.ll");
364
365 1008 previousStage = IR_GENERATOR;
366
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 1008 timer.stop();
367
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 1008 printStatusMessage("IR Generator", IO_AST, IO_IR, compilerOutput.times.irGenerator);
368 1008 }
369
370 3574 void SourceFile::runDefaultIROptimizer() {
371
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 3574 assert(!cliOptions.useLTO);
372
373 // Skip if restored from the cache or this stage has already been done
374
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 3574 if (restoredFromCache || previousStage > IR_OPTIMIZER || (previousStage == IR_OPTIMIZER && !cliOptions.testMode))
375 2646 return;
376
377
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 928 Timer timer(&compilerOutput.times.irOptimizer);
378
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 928 timer.start();
379
380 // Optimize this source file
381
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 928 IROptimizer irOptimizer(resourceManager, this);
382
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 928 irOptimizer.prepare();
383
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 928 irOptimizer.optimizeDefault();
384
385 // Save the optimized ir string in the compiler output
386
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 928 if (cliOptions.dump.dumpIR || cliOptions.testMode)
387
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 928 compilerOutput.irOptString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
388
389 // Dump optimized IR code
390
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 928 if (cliOptions.dump.dumpIR)
391 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code",
392 ✗ "ir-code-O" + std::to_string(static_cast<uint8_t>(cliOptions.optLevel)) + ".ll");
393
394 928 previousStage = IR_OPTIMIZER;
395
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 928 timer.stop();
396
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 928 printStatusMessage("IR Optimizer", IO_IR, IO_IR, compilerOutput.times.irOptimizer);
397 928 }
398
399 2 void SourceFile::runPreLinkIROptimizer() {
400
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 2 assert(cliOptions.useLTO);
401
402 // Skip if restored from the cache or this stage has already been done
403
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 2 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
404 ✗ return;
405
406
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 2 Timer timer(&compilerOutput.times.irOptimizer);
407
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 2 timer.start();
408
409 // Optimize this source file
410
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 2 IROptimizer irOptimizer(resourceManager, this);
411
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 2 irOptimizer.prepare();
412
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 2 irOptimizer.optimizePreLink();
413
414 // Save the optimized ir string in the compiler output
415
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 2 if (cliOptions.dump.dumpIR || cliOptions.testMode)
416
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 2 compilerOutput.irOptString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
417
418 // Dump optimized IR code
419
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 2 if (cliOptions.dump.dumpIR)
420 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code (pre-link)", "ir-code-lto-pre-link.ll");
421
422
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 2 timer.pause();
423 2 }
424
425 2 void SourceFile::runBitcodeLinker() {
426
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 2 assert(cliOptions.useLTO);
427
428 // Skip if this is not the main source file
429
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 2 if (!isMainFile)
430 1 return;
431
432 // Skip if restored from the cache or this stage has already been done
433
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 1 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
434 ✗ return;
435
436
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 1 Timer timer(&compilerOutput.times.irOptimizer);
437 1 timer.resume();
438
439 // Link all source files together
440
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 1 BitcodeLinker linker(resourceManager);
441
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 1 linker.link();
442
443
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 1 timer.pause();
444 1 }
445
446 2 void SourceFile::runPostLinkIROptimizer() {
447
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 2 assert(cliOptions.useLTO);
448
449 // Skip if this is not the main source file
450
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 2 if (!isMainFile)
451 1 return;
452
453 // Skip if restored from the cache or this stage has already been done
454
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 1 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
455 ✗ return;
456
457
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 1 Timer timer(&compilerOutput.times.irOptimizer);
458 1 timer.resume();
459
460 // Optimize LTO module
461
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 1 IROptimizer irOptimizer(resourceManager, this);
462
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 1 irOptimizer.prepare();
463
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 1 irOptimizer.optimizePostLink();
464
465 // Save the optimized ir string in the compiler output
466
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 1 if (cliOptions.dump.dumpIR || cliOptions.testMode) {
467 1 llvm::Module *module = resourceManager.ltoModule.get();
468
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 1 compilerOutput.irOptString = IRGenerator::getIRString(module, cliOptions);
469 }
470
471 // Dump optimized IR code
472
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 1 if (cliOptions.dump.dumpIR)
473 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code (post-Link)", "ir-code-lto-post-link.ll");
474
475 1 previousStage = IR_OPTIMIZER;
476
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 1 timer.stop();
477
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 1 printStatusMessage("IR Optimizer", IO_IR, IO_IR, compilerOutput.times.irOptimizer);
478 1 }
479
480 3606 void SourceFile::runObjectEmitter() {
481 // Skip if restored from the cache or this stage has already been done
482
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 3606 if (restoredFromCache || previousStage >= OBJECT_EMITTER)
483 2647 return;
484
485 // Skip if LTO is enabled and this is not the main source file
486
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 960 if (cliOptions.useLTO && !isMainFile)
487 1 return;
488
489
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 959 Timer timer(&compilerOutput.times.objectEmitter);
490
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 959 timer.start();
491
492 // Deduce an object file path
493
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 959 std::filesystem::path objectFilePath = cliOptions.outputDir / filePath.filename();
494
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 959 objectFilePath.replace_extension("o");
495
496 // Emit object for this source file
497
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 959 const ObjectEmitter objectEmitter(resourceManager, this);
498
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 959 objectEmitter.emit(objectFilePath);
499
500 // Save assembly string in the compiler output
501
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 959 if (cliOptions.isNativeTarget && (cliOptions.dump.dumpAssembly || cliOptions.testMode))
502
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 915 objectEmitter.getASMString(compilerOutput.asmString);
503
504 // Dump assembly code
505
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 959 if (cliOptions.dump.dumpAssembly)
506 ✗ dumpOutput(compilerOutput.asmString, "Assembly code", "assembly-code.s");
507
508 // Add the object file to the linker objects
509
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 959 resourceManager.linker.addFileToLinkage(objectFilePath);
510
511 959 previousStage = OBJECT_EMITTER;
512
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 959 timer.stop();
513
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 959 printStatusMessage("Object Emitter", IO_IR, IO_OBJECT_FILE, compilerOutput.times.objectEmitter);
514 959 }
515
516 3606 void SourceFile::concludeCompilation() {
517 // Skip if restored from the cache or this stage has already been done
518
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 3606 if (restoredFromCache || previousStage >= FINISHED)
519 2646 return;
520
521 // Cache the source file
522
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 960 if (!cliOptions.ignoreCache)
523 ✗ resourceManager.cacheManager.cacheSourceFile(this);
524
525 // Save type registry as string in the compiler output
526
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 960 if (isMainFile && (cliOptions.dump.dumpTypes || cliOptions.testMode))
527
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 222 compilerOutput.typesString = TypeRegistry::dump();
528
529 // Dump type registry
530
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 960 if (isMainFile && cliOptions.dump.dumpTypes)
531 ✗ dumpOutput(compilerOutput.typesString, "Type Registry", "type-registry.out");
532
533 // Save cache statistics as string in the compiler output
534
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 960 if (isMainFile && (cliOptions.dump.dumpCacheStats || cliOptions.testMode))
535 222 dumpCacheStats();
536
537 // Dump lookup cache statistics
538
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 960 if (isMainFile && cliOptions.dump.dumpCacheStats)
539 ✗ dumpOutput(compilerOutput.cacheStats, "Cache Statistics", "cache-stats.out");
540
541
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 960 if (cliOptions.printDebugOutput)
542 ✗ std::cout << "Finished compiling " << fileName << std::endl;
543
544 960 previousStage = FINISHED;
545 }
546
547 1007 void SourceFile::runFrontEnd() { // NOLINT(misc-no-recursion)
548 1007 runLexer();
549
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 1007 CHECK_ABORT_FLAG_V()
550 1007 runParser();
551
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 1007 CHECK_ABORT_FLAG_V()
552 1007 runCSTVisualizer();
553
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 1007 CHECK_ABORT_FLAG_V()
554 1007 runASTBuilder();
555
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 1007 CHECK_ABORT_FLAG_V()
556 1007 runASTVisualizer();
557
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 1007 CHECK_ABORT_FLAG_V()
558 1007 runImportCollector();
559
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 1005 CHECK_ABORT_FLAG_V()
560 1005 runSymbolTableBuilder();
561
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 1005 CHECK_ABORT_FLAG_V()
562 }
563
564 424 void SourceFile::runMiddleEnd() {
565 // We need two runs here due to generics.
566 // The first run to determine all concrete function/struct/interface substantiations
567 424 runTypeCheckerPre(); // Visit the dependency tree from bottom to top
568
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 410 CHECK_ABORT_FLAG_V()
569 // The second run to ensure, also generic scopes are type-checked properly
570 410 runTypeCheckerPost(); // Visit the dependency tree from top to bottom in topological order
571
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 270 CHECK_ABORT_FLAG_V()
572 // Visualize dependency graph
573 270 runDependencyGraphVisualizer();
574
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 270 CHECK_ABORT_FLAG_V()
575 }
576
577 3384 void SourceFile::runBackEnd() { // NOLINT(misc-no-recursion)
578 // Run backend for all dependencies first
579
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 6557 for (SourceFile *sourceFile : dependencies | std::views::values)
580
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 3173 sourceFile->runBackEnd();
581
582 3384 runIRGenerator();
583
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 3384 CHECK_ABORT_FLAG_V()
584
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 3384 if (cliOptions.useLTO) {
585 1 runPreLinkIROptimizer();
586
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 1 CHECK_ABORT_FLAG_V()
587 1 runBitcodeLinker();
588
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 1 CHECK_ABORT_FLAG_V()
589 1 runPostLinkIROptimizer();
590
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 1 CHECK_ABORT_FLAG_V()
591 } else {
592 3383 runDefaultIROptimizer();
593
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 3383 CHECK_ABORT_FLAG_V()
594 }
595 3384 runObjectEmitter();
596
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 3384 CHECK_ABORT_FLAG_V()
597 3384 concludeCompilation();
598
599
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 3384 if (isMainFile) {
600 ✗ resourceManager.totalTimer.stop();
601 ✗ if (cliOptions.printDebugOutput)
602 ✗ dumpCompilationStats();
603 }
604 }
605
606 1470 void SourceFile::addDependency(SourceFile *sourceFile, const ASTNode *declNode, const std::string &dependencyName,
607 const std::string &path) {
608 // Check if this would cause a circular dependency
609
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 1470 std::stack<const SourceFile *> dependencyCircle;
610
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 1470 if (isAlreadyImported(path, dependencyCircle)) {
611 // Build the error message
612
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 1 std::stringstream errorMessage;
613
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 1 errorMessage << "Circular import detected while importing '" << sourceFile->fileName << "':\n\n";
614
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 1 errorMessage << CommonUtil::getCircularImportMessage(dependencyCircle);
615
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 1 throw SemanticError(declNode, CIRCULAR_DEPENDENCY, errorMessage.str());
616 1 }
617
618 // Add the dependency
619 1469 sourceFile->isMainFile = false;
620
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 1469 dependencies.emplace(dependencyName, sourceFile);
621
622 // Add the dependant
623
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 1469 sourceFile->dependants.push_back(this);
624 1470 }
625
626 103705 bool SourceFile::imports(const SourceFile *sourceFile) const {
627 318114 return std::ranges::any_of(dependencies, [=](const auto &dependency) { return dependency.second == sourceFile; });
628 }
629
630 6707 bool SourceFile::isAlreadyImported(const std::string &filePathSearch, // NOLINT(misc-no-recursion)
631 std::stack<const SourceFile *> &circle) const {
632
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 6707 circle.push(this);
633
634 // Check if the current source file corresponds to the path to search
635
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 6707 if (std::filesystem::equivalent(filePath, filePathSearch))
636 1 return true;
637
638 // Check dependants recursively
639
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 11941 for (const SourceFile *dependant : dependants)
640
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 5237 if (dependant->isAlreadyImported(filePathSearch, circle))
641 2 return true;
642
643 // If no dependant was found, remove the current source file from the circle to continue with the next sibling
644 6704 circle.pop();
645 6704 return false;
646 }
647
648 3748 SourceFile *SourceFile::requestRuntimeModule(RuntimeModule runtimeModule) {
649 // Check if the module was already imported
650
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 3748 if (isRuntimeModuleAvailable(runtimeModule))
651 2924 return resourceManager.runtimeModuleManager.getModule(runtimeModule);
652 824 return resourceManager.runtimeModuleManager.requestModule(this, runtimeModule);
653 }
654
655 4092 bool SourceFile::isRuntimeModuleAvailable(RuntimeModule runtimeModule) const { return importedRuntimeModules & runtimeModule; }
656
657 39762 void SourceFile::addNameRegistryEntry(const std::string &symbolName, uint64_t typeId, SymbolTableEntry *entry, Scope *scope,
658 bool keepNewOnCollision, SymbolTableEntry *importEntry) {
659
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 39762 if (keepNewOnCollision || !exportedNameRegistry.contains(symbolName)) // Overwrite potential existing entry
660 39695 exportedNameRegistry[symbolName] = {symbolName, typeId, entry, scope, importEntry};
661 else // Name collision => we must remove the existing entry
662 67 exportedNameRegistry.erase(symbolName);
663
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 79457 }
664
665 216195 const NameRegistryEntry *SourceFile::getNameRegistryEntry(const std::string &symbolName) const {
666
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 216195 const auto it = exportedNameRegistry.find(symbolName);
667
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 216195 if (it == exportedNameRegistry.end())
668 107915 return nullptr;
669
670 // Resolve registry entry for the given name
671 108280 const NameRegistryEntry *entry = &it->second;
672
673 // Mark the import entry as used
674
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 108280 if (entry->importEntry != nullptr)
675 5318 entry->importEntry->used = true;
676
677 108280 return entry;
678 }
679
680 372991 llvm::Type *SourceFile::getLLVMType(const Type *type) {
681 // Check if the type is already in the mapping
682
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 372991 const auto it = typeToLLVMTypeMapping.find(type);
683
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 372991 if (it != typeToLLVMTypeMapping.end())
684 364328 return it->second;
685
686 // If not, generate the LLVM type
687
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 8663 llvm::Type *llvmType = type->toLLVMType(this);
688
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 8663 typeToLLVMTypeMapping[type] = llvmType;
689 8663 return llvmType;
690 }
691
692 2381 void SourceFile::checkForSoftErrors() const {
693 // Check if there are any soft errors and if so, print them
694
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 2381 if (!resourceManager.errorManager.softErrors.empty()) {
695
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 109 std::stringstream errorStream;
696
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 109 errorStream << "There are unresolved errors. Please fix them and recompile.";
697
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 277 for (const auto &[codeLoc, message] : resourceManager.errorManager.softErrors)
698
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 168 errorStream << "\n\n" << message;
699
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 109 throw CompilerError(UNRESOLVED_SOFT_ERRORS, errorStream.str());
700 109 }
701 2272 }
702
703 300 void SourceFile::collectAndPrintWarnings() { // NOLINT(misc-no-recursion)
704 // Print warnings for all dependencies
705
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 563 for (SourceFile *sourceFile : dependencies | std::views::values)
706
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 263 if (!sourceFile->isStdFile)
707
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 30 sourceFile->collectAndPrintWarnings();
708 // Collect warnings for this file
709
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 300 if (!ignoreWarnings)
710 300 globalScope->collectWarnings(compilerOutput.warnings);
711 // Print warnings for this file
712
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 501 for (const CompilerWarning &warning : compilerOutput.warnings)
713
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 201 warning.print();
714 300 }
715
716 4856 const SourceFile *SourceFile::getRootSourceFile() const { // NOLINT(misc-no-recursion)
717
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 4856 return isMainFile ? this : parent->getRootSourceFile();
718 }
719
720 12009 bool SourceFile::isRT(RuntimeModule runtimeModule) const {
721
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 12009 assert(IDENTIFYING_TOP_LEVEL_NAMES.contains(runtimeModule));
722
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 12009 const char *topLevelName = IDENTIFYING_TOP_LEVEL_NAMES.at(runtimeModule);
723
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 24018 const auto it = exportedNameRegistry.find(topLevelName);
724
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 12009 if (it == exportedNameRegistry.end())
725 1812 return false;
726
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 30591 return exportedNameRegistry.at(topLevelName).targetEntry->scope == globalScope.get();
727 }
728
729 2993 bool SourceFile::haveAllDependantsBeenTypeChecked() const {
730 8912 return std::ranges::all_of(dependants, [](const SourceFile *dependant) { return dependant->totalTypeCheckerRuns >= 1; });
731 }
732
733 /**
734 * Acquire all publicly visible symbols from the imported source file and put them in the name registry of the current one.
735 * But only do that for the symbols that are actually defined in the imported source file. Do not allow transitive dependencies.
736 * Here, we also register privately visible symbols to know that the symbol exist. The error handling regarding the visibility
737 * is issued later in the pipeline.
738 *
739 * @param importedSourceFile Imported source file
740 * @param importName First fragment of all fully qualified symbol names from that import
741 */
742 1465 void SourceFile::mergeNameRegistries(const SourceFile &importedSourceFile, const std::string &importName) {
743 // Retrieve import entry
744 1465 SymbolTableEntry *importEntry = globalScope->lookupStrict(importName);
745
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 1465 assert(importEntry != nullptr || importName.starts_with("__")); // Runtime imports start with two underscores
746
747
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 43223 for (const auto &[originalName, entry] : importedSourceFile.exportedNameRegistry) {
748 // Skip if we introduce a transitive dependency
749
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 41758 if (entry.targetScope->sourceFile->globalScope != importedSourceFile.globalScope)
750 20076 continue;
751 // Add the fully qualified name
752
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 21682 std::string newName = importName;
753
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 21682 newName += SCOPE_ACCESS_TOKEN;
754
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 21682 newName += originalName;
755
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 21682 exportedNameRegistry.emplace(newName, NameRegistryEntry{newName, entry.typeId, entry.targetEntry, entry.targetScope, importEntry});
756 // Add the shortened name, considering the name collision
757 21682 const bool keepOnCollision = importedSourceFile.alwaysKeepSymbolsOnNameCollision;
758
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 21682 addNameRegistryEntry(originalName, entry.typeId, entry.targetEntry, entry.targetScope, keepOnCollision, importEntry);
759 21682 }
760 1465 }
761
762 222 void SourceFile::dumpCacheStats() {
763
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 222 std::stringstream cacheStats;
764
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 222 cacheStats << FunctionManager::dumpLookupCacheStatistics() << std::endl;
765
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 222 cacheStats << StructManager::dumpLookupCacheStatistics() << std::endl;
766
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 222 cacheStats << InterfaceManager::dumpLookupCacheStatistics() << std::endl;
767
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 222 compilerOutput.cacheStats = cacheStats.str();
768 222 }
769
770 ✗ void SourceFile::dumpCompilationStats() const {
771 ✗ const size_t sourceFileCount = resourceManager.sourceFiles.size();
772 ✗ const size_t totalLineCount = resourceManager.getTotalLineCount();
773 ✗ const size_t totalTypeCount = TypeRegistry::getTypeCount();
774 ✗ const size_t allocatedBytes = resourceManager.astNodeAlloc.getTotalAllocatedSize();
775 ✗ const size_t allocationCount = resourceManager.astNodeAlloc.getAllocationCount();
776 ✗ const size_t totalDuration = resourceManager.totalTimer.getDurationMilliseconds();
777 ✗ std::cout << "\nSuccessfully compiled " << std::to_string(sourceFileCount) << " source file(s)";
778 ✗ std::cout << " or " << std::to_string(totalLineCount) << " lines in total.\n";
779 ✗ std::cout << "Total number of blocks allocated via BlockAllocator: " << CommonUtil::formatBytes(allocatedBytes);
780 ✗ std::cout << " in " << std::to_string(allocationCount) << " allocations.\n";
781 #ifndef NDEBUG
782 ✗ resourceManager.astNodeAlloc.printAllocatedClassStatistic();
783 #endif
784 ✗ std::cout << "Total number of types: " << std::to_string(totalTypeCount) << "\n";
785 ✗ std::cout << "Total compile time: " << std::to_string(totalDuration) << " ms\n";
786 ✗ }
787
788 ✗ void SourceFile::dumpOutput(const std::string &content, const std::string &caption, const std::string &fileSuffix) const {
789 ✗ if (cliOptions.dump.dumpToFiles) {
790 // Dump to file
791 ✗ const std::string dumpFileName = filePath.stem().string() + "-" + fileSuffix;
792 ✗ std::filesystem::path dumpFilePath = cliOptions.outputDir / dumpFileName;
793 ✗ dumpFilePath.make_preferred();
794 ✗ FileUtil::writeToFile(dumpFilePath, content);
795 ✗ } else {
796 // Dump to console
797 ✗ std::cout << "\n" << caption << ":\n" << content;
798 }
799
800 // If the abort after dump is requested, set the abort compilation flag
801 ✗ if (cliOptions.dump.abortAfterDump) {
802 // If this is an IR dump whilst having optimization enabled, we may not abort when dumping unoptimized IR,
803 // because we also have to dump the optimized IR
804 ✗ if (cliOptions.dump.dumpIR && fileSuffix == "ir-code.ll") {
805 ✗ resourceManager.abortCompilation = cliOptions.optLevel == OptLevel::O0;
806 } else {
807 ✗ resourceManager.abortCompilation = true;
808 }
809 }
810 ✗ }
811
812 1878 void SourceFile::visualizerPreamble(std::stringstream &output) const {
813
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 1878 if (isMainFile)
814 286 output << "digraph {\n rankdir=\"TB\";\n";
815 else
816 1592 output << "subgraph {\n";
817
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 1878 output << " label=\"" << filePath.generic_string() << "\";\n";
818 1878 }
819
820 ✗ void SourceFile::visualizerOutput(std::string outputName, const std::string &output) const {
821 ✗ if (cliOptions.dump.dumpToFiles) {
822 // Check if graphviz is installed
823 // GCOV_EXCL_START
824 − if (!SystemUtil::isGraphvizInstalled())
825 − throw CompilerError(IO_ERROR, "Please check if you have installed Graphviz and added it to the PATH variable");
826 // GCOV_EXCL_STOP
827
828 // Write to a dot file
829 ✗ std::ranges::transform(outputName, outputName.begin(), ::tolower);
830 ✗ dumpOutput(output, outputName, outputName + ".dot");
831
832 // Generate SVG. This only works if the dot code was dumped into a file
833 ✗ std::cout << "\nGenerating SVG file ... ";
834 ✗ const std::string dotFileName = filePath.stem().string() + "-" + outputName + ".dot";
835 ✗ std::filesystem::path dotFilePath = cliOptions.outputDir / dotFileName;
836 ✗ std::filesystem::path svgFilePath = dotFilePath;
837 ✗ svgFilePath.replace_extension("svg");
838 ✗ dotFilePath.make_preferred();
839 ✗ svgFilePath.make_preferred();
840 ✗ SystemUtil::exec("dot -T svg -o" + svgFilePath.string() + " " + dotFilePath.string());
841 ✗ std::cout << "done.\nSVG file can be found at: " << svgFilePath << "\n";
842 ✗ } else {
843 // Dump to console
844 ✗ std::cout << "\nSerialized " << outputName << ":\n\n" << output << "\n";
845 }
846
847 // If the abort after dump is requested, set the abort compilation flag
848 ✗ if (cliOptions.dump.abortAfterDump)
849 ✗ resourceManager.abortCompilation = true;
850 ✗ }
851
852 14451 void SourceFile::printStatusMessage(const char *stage, const CompileStageIOType &in, const CompileStageIOType &out,
853 uint64_t stageRuntime, unsigned short stageRuns) const {
854
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 14451 if (cliOptions.printDebugOutput) {
855 static constexpr const char *const compilerStageIoTypeName[6] = {"Code", "Tokens", "CST", "AST", "IR", "Obj"};
856 // Build output string
857 ✗ std::stringstream outputStr;
858 ✗ outputStr << "[" << stage << "] for " << fileName << ": ";
859 ✗ outputStr << compilerStageIoTypeName[in] << " --> " << compilerStageIoTypeName[out];
860 ✗ outputStr << " (" << std::to_string(stageRuntime) << " ms";
861 ✗ if (stageRuns > 0)
862 ✗ outputStr << "; " << std::to_string(stageRuns) << " run(s)";
863 ✗ outputStr << ")\n";
864 // Print
865 ✗ std::cout << outputStr.str();
866 ✗ }
867 14451 }
868
869 } // namespace spice::compiler
870