GCC Code Coverage Report

Directory: ../
Coverage: low: ≥ 0% medium: ≥ 75.0% high: ≥ 90.0%
Coverage Exec / Excl / Total
Lines: 85.1% 445 / 3 / 526
Functions: 93.0% 40 / 0 / 43
Branches: 46.3% 462 / 12 / 1010
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 1243 SourceFile::SourceFile(GlobalResourceManager &resourceManager, SourceFile *parent, std::string name,
37 1243 const std::filesystem::path &filePath, bool stdFile)
38
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 2486 : name(std::move(name)), filePath(filePath), isStdFile(stdFile), parent(parent),
39
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 1243 builder(resourceManager.cliOptions.useLTO ? resourceManager.ltoContext : context), resourceManager(resourceManager),
40
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 3729 cliOptions(resourceManager.cliOptions) {
41 // Deduce fileName and fileDir
42
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 1243 fileName = std::filesystem::path(filePath).filename().string();
43
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 1243 fileDir = std::filesystem::path(filePath).parent_path().string();
44
45 // Search after the selected target
46 1243 std::string error;
47
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 1243 const llvm::Target *target = llvm::TargetRegistry::lookupTarget(cliOptions.targetTriple, error);
48
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 1243 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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 1243 llvm::TargetOptions opt;
53 1243 opt.MCOptions.AsmVerbose = true;
54 1243 opt.MCOptions.PreserveAsmComments = true;
55 1243 const std::string &cpuName = resourceManager.cpuName;
56 1243 const std::string &features = resourceManager.cpuFeatures;
57 1243 const llvm::Triple &targetTriple = cliOptions.targetTriple;
58 1243 constexpr llvm::Reloc::Model relocModel = llvm::Reloc::PIC_;
59
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 1243 llvm::TargetMachine *targetMachineRaw = target->createTargetMachine(targetTriple, cpuName, features, opt, relocModel);
60 1243 targetMachine = std::unique_ptr<llvm::TargetMachine>(targetMachineRaw);
61 1243 }
62
63 1454 void SourceFile::runLexer() {
64
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 1454 if (isMainFile)
65
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 449 resourceManager.totalTimer.start();
66
67 // Check if this stage has already been done
68
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 1454 if (previousStage >= LEXER)
69 213 return;
70
71
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 1241 Timer timer(&compilerOutput.times.lexer);
72
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 1241 timer.start();
73
74 // Read from the input source file
75
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 1241 std::ifstream fileInputStream(filePath);
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 1241 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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 1240 antlrCtx.inputStream = std::make_unique<antlr4::ANTLRInputStream>(fileInputStream);
81
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 1240 antlrCtx.lexer = std::make_unique<SpiceLexer>(antlrCtx.inputStream.get());
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 1240 antlrCtx.lexer->removeErrorListeners();
83
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 1240 antlrCtx.lexerErrorHandler = std::make_unique<AntlrThrowingErrorListener>(ThrowingErrorListenerMode::LEXER, this);
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 1240 antlrCtx.lexer->addErrorListener(antlrCtx.lexerErrorHandler.get());
85
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 1240 antlrCtx.tokenStream = std::make_unique<antlr4::CommonTokenStream>(antlrCtx.lexer.get());
86
87 // Calculate cache key
88
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 1240 std::stringstream cacheKeyString;
89
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 1240 cacheKeyString << std::hex << std::hash<std::string>{}(antlrCtx.tokenStream->getText());
90
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 1239 cacheKey = cacheKeyString.str();
91
92 // Try to load from cache
93
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 1239 if (!cliOptions.ignoreCache)
94 ✗ restoredFromCache = resourceManager.cacheManager.lookupSourceFile(this);
95
96 1239 previousStage = LEXER;
97
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 1239 timer.stop();
98
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 1239 printStatusMessage("Lexer", IO_CODE, IO_TOKENS, compilerOutput.times.lexer);
99 1242 }
100
101 1452 void SourceFile::runParser() {
102 // Skip if restored from the cache or this stage has already been done
103
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 1452 if (restoredFromCache || previousStage >= PARSER)
104 213 return;
105
106
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 1239 Timer timer(&compilerOutput.times.parser);
107
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 1239 timer.start();
108
109 // Parse input
110
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 1239 antlrCtx.parser = std::make_unique<SpiceParser>(antlrCtx.tokenStream.get()); // Check for syntax errors
111
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 1239 antlrCtx.parser->removeErrorListeners();
112
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 1239 antlrCtx.parserErrorHandler = std::make_unique<AntlrThrowingErrorListener>(ThrowingErrorListenerMode::PARSER, this);
113
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 1239 antlrCtx.parser->addErrorListener(antlrCtx.parserErrorHandler.get());
114
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 1239 antlrCtx.parser->removeParseListeners();
115
116 1239 previousStage = PARSER;
117
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 1239 timer.stop();
118
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 1239 printStatusMessage("Parser", IO_TOKENS, IO_CST, compilerOutput.times.parser);
119 }
120
121 1013 void SourceFile::runCSTVisualizer() {
122 // Only execute if enabled
123
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 1013 if (restoredFromCache || (!cliOptions.dump.dumpCST && !cliOptions.testMode))
124 213 return;
125 // Check if this stage has already been done
126
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 1013 if (previousStage >= CST_VISUALIZER)
127 213 return;
128
129
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 800 Timer timer(&compilerOutput.times.cstVisualizer);
130
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 800 timer.start();
131
132 // Generate dot code for this source file
133
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 800 std::stringstream dotCode;
134
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 800 visualizerPreamble(dotCode);
135
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 800 CSTVisualizer cstVisualizer(resourceManager, this, antlrCtx.lexer.get(), antlrCtx.parser.get());
136
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 800 dotCode << " " << std::any_cast<std::string>(cstVisualizer.visit(antlrCtx.parser->entry())) << "}";
137
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 800 antlrCtx.parser->reset();
138
139 // Dump the serialized CST string and the SVG file
140
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 800 if (cliOptions.dump.dumpCST || cliOptions.testMode)
141
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 800 compilerOutput.cstString = dotCode.str();
142
143
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 800 if (cliOptions.dump.dumpCST)
144 ✗ visualizerOutput("CST", compilerOutput.cstString);
145
146 800 previousStage = CST_VISUALIZER;
147
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 800 timer.stop();
148
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 800 printStatusMessage("CST Visualizer", IO_CST, IO_CST, compilerOutput.times.cstVisualizer);
149 800 }
150
151 1452 void SourceFile::runASTBuilder() {
152 // Skip if restored from the cache or this stage has already been done
153
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 1452 if (restoredFromCache || previousStage >= AST_BUILDER)
154 213 return;
155
156
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 1239 Timer timer(&compilerOutput.times.astBuilder);
157
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 1239 timer.start();
158
159 // Build AST for this source file
160
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 1239 ASTBuilder astBuilder(resourceManager, this, antlrCtx.inputStream.get());
161
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 1239 ast = std::any_cast<EntryNode *>(astBuilder.visit(antlrCtx.parser->entry()));
162
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 1231 antlrCtx.parser->reset();
163
164 // Create global scope
165
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 1231 globalScope = std::make_unique<Scope>(nullptr, this, ScopeType::GLOBAL, &ast->codeLoc);
166
167 1231 previousStage = AST_BUILDER;
168
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 1231 timer.stop();
169
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 1231 printStatusMessage("AST Builder", IO_CST, IO_AST, compilerOutput.times.astBuilder);
170 1239 }
171
172 1013 void SourceFile::runASTVisualizer() {
173 // Only execute if enabled
174
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 1013 if (restoredFromCache)
175 213 return;
176
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 1013 if (!cliOptions.dump.dumpAST && !cliOptions.testMode)
177 ✗ return;
178 // Check if this stage has already been done
179
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 1013 if (previousStage >= AST_VISUALIZER)
180 213 return;
181
182
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 800 Timer timer(&compilerOutput.times.astVisualizer);
183
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 800 timer.start();
184
185 // Generate dot code for this source file
186
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 800 std::stringstream dotCode;
187
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 800 visualizerPreamble(dotCode);
188
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 800 ASTVisualizer astVisualizer(resourceManager, this);
189
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 800 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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 800 compilerOutput.astString = dotCode.str();
193
194
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 800 if (cliOptions.dump.dumpAST)
195 ✗ visualizerOutput("AST", compilerOutput.astString);
196
197 800 previousStage = AST_VISUALIZER;
198
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 800 timer.stop();
199
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 800 printStatusMessage("AST Visualizer", IO_AST, IO_AST, compilerOutput.times.astVisualizer);
200 800 }
201
202 1444 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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 1444 if (restoredFromCache || previousStage >= IMPORT_COLLECTOR)
205 213 return;
206
207
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 1231 Timer timer(&compilerOutput.times.importCollector);
208
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 1231 timer.start();
209
210 // Collect the imports for this source file
211
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 1231 ImportCollector importCollector(resourceManager, this);
212
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 1231 importCollector.visit(ast);
213
214 1226 previousStage = IMPORT_COLLECTOR;
215
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 1226 timer.stop();
216
217 // Run first part of pipeline for the imported source file
218
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 1871 for (SourceFile *sourceFile : dependencies | std::views::values)
219
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 647 sourceFile->runFrontEnd();
220
221
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 1224 printStatusMessage("Import Collector", IO_AST, IO_AST, compilerOutput.times.importCollector);
222 1231 }
223
224 1437 void SourceFile::runSymbolTableBuilder() {
225 // Skip if restored from the cache or this stage has already been done
226
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 1437 if (restoredFromCache || previousStage >= SYMBOL_TABLE_BUILDER)
227 213 return;
228
229
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 1224 Timer timer(&compilerOutput.times.symbolTableBuilder);
230
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 1224 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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 1869 for (const auto &[importName, sourceFile] : dependencies)
234
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 645 mergeNameRegistries(*sourceFile, importName);
235
236 // Build symbol table of the current file
237
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 1224 SymbolTableBuilder symbolTableBuilder(resourceManager, this);
238
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 1224 symbolTableBuilder.visit(ast);
239
240 1206 previousStage = SYMBOL_TABLE_BUILDER;
241
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 1206 timer.stop();
242
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 1206 printStatusMessage("Symbol Table Builder", IO_AST, IO_AST, compilerOutput.times.symbolTableBuilder);
243 1224 }
244
245 1418 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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 1418 if (restoredFromCache || previousStage >= TYPE_CHECKER_PRE)
248 213 return;
249
250 // Type-check all dependencies first
251
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 1849 for (SourceFile *sourceFile : dependencies | std::views::values)
252
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 644 sourceFile->runTypeCheckerPre();
253
254
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 1205 Timer timer(&compilerOutput.times.typeCheckerPre);
255
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 1205 timer.start();
256
257 // Then type-check the current file
258
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 1205 TypeChecker typeChecker(resourceManager, this, TC_MODE_PRE);
259
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 1205 typeChecker.visit(ast);
260
261 1191 previousStage = TYPE_CHECKER_PRE;
262
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 1191 timer.stop();
263
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 1191 printStatusMessage("Type Checker Pre", IO_AST, IO_AST, compilerOutput.times.typeCheckerPre);
264 1205 }
265
266 2971 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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 2971 if (restoredFromCache || !haveAllDependantsBeenTypeChecked())
269 544 return;
270
271
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 2427 Timer timer(&compilerOutput.times.typeCheckerPost);
272
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 2427 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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 2427 TypeChecker typeChecker(resourceManager, this, TC_MODE_POST);
276 2427 unsigned short typeCheckerRuns = 0;
277
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 4024 while (reVisitRequested) {
278 1660 typeCheckerRuns++;
279 1660 totalTypeCheckerRuns++;
280 1660 reVisitRequested = false;
281
282 // Type-check the current file first. Multiple times, if requested
283 1660 timer.resume();
284
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 1660 typeChecker.visit(ast);
285
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 1628 timer.pause();
286
287 // Then type-check all dependencies
288
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 4166 for (SourceFile *sourceFile : dependencies | std::views::values)
289
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 2569 sourceFile->runTypeCheckerPost();
290 }
291
292
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 2364 checkForSoftErrors();
293
294 // Check if all dyn variables were type-inferred successfully
295
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 2259 globalScope->ensureSuccessfulTypeInference();
296
297 2258 previousStage = TYPE_CHECKER_POST;
298
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 2258 timer.stop();
299
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 2258 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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 2258 if (cliOptions.dump.dumpSymbolTable || cliOptions.testMode)
303
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 2258 compilerOutput.symbolTableString = globalScope->getSymbolTableJSON().dump(/*indent=*/2);
304
305 // Dump symbol table
306
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 2258 if (cliOptions.dump.dumpSymbolTable)
307 ✗ dumpOutput(compilerOutput.symbolTableString, "Symbol Table", "symbol-table.json");
308 2427 }
309
310 266 void SourceFile::runDependencyGraphVisualizer() {
311 // Only execute if enabled
312
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 266 if (restoredFromCache)
313 2 return;
314
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 266 if (!cliOptions.dump.dumpDependencyGraph && !cliOptions.testMode)
315 ✗ return;
316 // Check if this stage has already been done
317
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 266 if (previousStage >= DEP_GRAPH_VISUALIZER)
318 2 return;
319
320
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 264 Timer timer(&compilerOutput.times.depGraphVisualizer);
321
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 264 timer.start();
322
323 // Generate dot code for this source file
324
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 264 std::stringstream dotCode;
325
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 264 visualizerPreamble(dotCode);
326
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 264 DependencyGraphVisualizer depGraphVisualizer(resourceManager, this);
327
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 264 depGraphVisualizer.getDependencyGraph(dotCode);
328
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 264 dotCode << "}";
329
330 // Dump the serialized AST string and the SVG file
331
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 264 compilerOutput.depGraphString = dotCode.str();
332
333
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 264 if (cliOptions.dump.dumpDependencyGraph)
334 ✗ visualizerOutput("Dependency Graph", compilerOutput.depGraphString);
335
336 264 previousStage = DEP_GRAPH_VISUALIZER;
337
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 264 timer.stop();
338
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 264 printStatusMessage("AST Visualizer", IO_AST, IO_AST, compilerOutput.times.depGraphVisualizer);
339 264 }
340
341 3626 void SourceFile::runIRGenerator() {
342 // Skip if restored from the cache or this stage has already been done
343
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 3626 if (restoredFromCache || previousStage >= IR_GENERATOR)
344 2628 return;
345
346
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 998 Timer timer(&compilerOutput.times.irGenerator);
347
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 998 timer.start();
348
349 // Create the LLVM module for this source file
350
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 998 llvm::LLVMContext &llvmContext = cliOptions.useLTO ? resourceManager.ltoContext : context;
351
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 998 llvmModule = std::make_unique<llvm::Module>(fileName, llvmContext);
352
353 // Generate this source file
354
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 998 IRGenerator irGenerator(resourceManager, this);
355
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 998 irGenerator.visit(ast);
356
357 // Print warning if the verifier is disabled
358
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 998 if (isMainFile && cliOptions.disableVerifier) {
359
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 1 const std::string warningMessage = "The LLVM verifier passes are disabled. Please use this cli option with caution.";
360
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 1 compilerOutput.warnings.emplace_back(VERIFIER_DISABLED, warningMessage);
361 1 }
362
363 // Save the ir string in the compiler output
364
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 998 if (cliOptions.dump.dumpIR || cliOptions.testMode)
365
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 998 compilerOutput.irString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
366
367 // Dump unoptimized IR code
368
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 998 if (cliOptions.dump.dumpIR)
369 ✗ dumpOutput(compilerOutput.irString, "Unoptimized IR Code", "ir-code.ll");
370
371 998 previousStage = IR_GENERATOR;
372
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 998 timer.stop();
373
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 998 printStatusMessage("IR Generator", IO_AST, IO_IR, compilerOutput.times.irGenerator);
374 998 }
375
376 3542 void SourceFile::runDefaultIROptimizer() {
377
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 3542 assert(!cliOptions.useLTO);
378
379 // Skip if restored from the cache or this stage has already been done
380
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 3542 if (restoredFromCache || previousStage > IR_OPTIMIZER || (previousStage == IR_OPTIMIZER && !cliOptions.testMode))
381 2628 return;
382
383
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 914 Timer timer(&compilerOutput.times.irOptimizer);
384
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 914 timer.start();
385
386 // Optimize this source file
387
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 914 IROptimizer irOptimizer(resourceManager, this);
388
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 914 irOptimizer.prepare();
389
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 914 irOptimizer.optimizeDefault();
390
391 // Save the optimized ir string in the compiler output
392
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 914 if (cliOptions.dump.dumpIR || cliOptions.testMode)
393
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 914 compilerOutput.irOptString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
394
395 // Dump optimized IR code
396
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 914 if (cliOptions.dump.dumpIR)
397 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code",
398 ✗ "ir-code-O" + std::to_string(static_cast<uint8_t>(cliOptions.optLevel)) + ".ll");
399
400 914 previousStage = IR_OPTIMIZER;
401
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 914 timer.stop();
402
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 914 printStatusMessage("IR Optimizer", IO_IR, IO_IR, compilerOutput.times.irOptimizer);
403 914 }
404
405 2 void SourceFile::runPreLinkIROptimizer() {
406
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 2 assert(cliOptions.useLTO);
407
408 // Skip if restored from the cache or this stage has already been done
409
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 2 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
410 ✗ return;
411
412
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 2 Timer timer(&compilerOutput.times.irOptimizer);
413
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 2 timer.start();
414
415 // Optimize this source file
416
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 2 IROptimizer irOptimizer(resourceManager, this);
417
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 2 irOptimizer.prepare();
418
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 2 irOptimizer.optimizePreLink();
419
420 // Save the optimized ir string in the compiler output
421
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 2 if (cliOptions.dump.dumpIR || cliOptions.testMode)
422
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 2 compilerOutput.irOptString = IRGenerator::getIRString(llvmModule.get(), cliOptions);
423
424 // Dump optimized IR code
425
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 2 if (cliOptions.dump.dumpIR)
426 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code (pre-link)", "ir-code-lto-pre-link.ll");
427
428
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 2 timer.pause();
429 2 }
430
431 2 void SourceFile::runBitcodeLinker() {
432
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 2 assert(cliOptions.useLTO);
433
434 // Skip if this is not the main source file
435
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 2 if (!isMainFile)
436 1 return;
437
438 // Skip if restored from the cache or this stage has already been done
439
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 1 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
440 ✗ return;
441
442
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 1 Timer timer(&compilerOutput.times.irOptimizer);
443 1 timer.resume();
444
445 // Link all source files together
446
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 1 BitcodeLinker linker(resourceManager);
447
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 1 linker.link();
448
449
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 1 timer.pause();
450 1 }
451
452 2 void SourceFile::runPostLinkIROptimizer() {
453
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 2 assert(cliOptions.useLTO);
454
455 // Skip if this is not the main source file
456
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 2 if (!isMainFile)
457 1 return;
458
459 // Skip if restored from the cache or this stage has already been done
460
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 1 if (restoredFromCache || previousStage >= IR_OPTIMIZER)
461 ✗ return;
462
463
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 1 Timer timer(&compilerOutput.times.irOptimizer);
464 1 timer.resume();
465
466 // Optimize LTO module
467
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 1 IROptimizer irOptimizer(resourceManager, this);
468
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 1 irOptimizer.prepare();
469
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 1 irOptimizer.optimizePostLink();
470
471 // Save the optimized ir string in the compiler output
472
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 1 if (cliOptions.dump.dumpIR || cliOptions.testMode) {
473 1 llvm::Module *module = resourceManager.ltoModule.get();
474
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 1 compilerOutput.irOptString = IRGenerator::getIRString(module, cliOptions);
475 }
476
477 // Dump optimized IR code
478
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 1 if (cliOptions.dump.dumpIR)
479 ✗ dumpOutput(compilerOutput.irOptString, "Optimized IR Code (post-Link)", "ir-code-lto-post-link.ll");
480
481 1 previousStage = IR_OPTIMIZER;
482
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 1 timer.stop();
483
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 1 printStatusMessage("IR Optimizer", IO_IR, IO_IR, compilerOutput.times.irOptimizer);
484 1 }
485
486 3567 void SourceFile::runObjectEmitter() {
487 // Skip if restored from the cache or this stage has already been done
488
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 3567 if (restoredFromCache || previousStage >= OBJECT_EMITTER)
489 2629 return;
490
491 // Skip if LTO is enabled and this is not the main source file
492
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 939 if (cliOptions.useLTO && !isMainFile)
493 1 return;
494
495
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 938 Timer timer(&compilerOutput.times.objectEmitter);
496
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 938 timer.start();
497
498 // Deduce an object file path
499
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 938 std::filesystem::path objectFilePath = cliOptions.outputDir / filePath.filename();
500
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 938 objectFilePath.replace_extension("o");
501
502 // Emit object for this source file
503
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 938 const ObjectEmitter objectEmitter(resourceManager, this);
504
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 938 objectEmitter.emit(objectFilePath);
505
506 // Save assembly string in the compiler output
507
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 938 if (cliOptions.isNativeTarget && (cliOptions.dump.dumpAssembly || cliOptions.testMode))
508
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 894 objectEmitter.getASMString(compilerOutput.asmString);
509
510 // Dump assembly code
511
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 938 if (cliOptions.dump.dumpAssembly)
512 ✗ dumpOutput(compilerOutput.asmString, "Assembly code", "assembly-code.s");
513
514 // Add the object file to the linker objects
515
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 938 resourceManager.linker.addObjectFilePath(objectFilePath);
516
517 938 previousStage = OBJECT_EMITTER;
518
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 938 timer.stop();
519
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 938 printStatusMessage("Object Emitter", IO_IR, IO_OBJECT_FILE, compilerOutput.times.objectEmitter);
520 938 }
521
522 3567 void SourceFile::concludeCompilation() {
523 // Skip if restored from the cache or this stage has already been done
524
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 3567 if (restoredFromCache || previousStage >= FINISHED)
525 2628 return;
526
527 // Cache the source file
528
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 939 if (!cliOptions.ignoreCache)
529 ✗ resourceManager.cacheManager.cacheSourceFile(this);
530
531 // Save type registry as string in the compiler output
532
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 939 if (isMainFile && (cliOptions.dump.dumpTypes || cliOptions.testMode))
533
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 205 compilerOutput.typesString = TypeRegistry::dump();
534
535 // Dump type registry
536
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 939 if (isMainFile && cliOptions.dump.dumpTypes)
537 ✗ dumpOutput(compilerOutput.typesString, "Type Registry", "type-registry.out");
538
539 // Save cache statistics as string in the compiler output
540
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 939 if (isMainFile && (cliOptions.dump.dumpCacheStats || cliOptions.testMode))
541 205 dumpCacheStats();
542
543 // Dump lookup cache statistics
544
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 939 if (isMainFile && cliOptions.dump.dumpCacheStats)
545 ✗ dumpOutput(compilerOutput.cacheStats, "Cache Statistics", "cache-stats.out");
546
547
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 939 if (cliOptions.printDebugOutput)
548 ✗ std::cout << "Finished compiling " << fileName << std::endl;
549
550 939 previousStage = FINISHED;
551 }
552
553 1005 void SourceFile::runFrontEnd() { // NOLINT(misc-no-recursion)
554 1005 runLexer();
555
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 1005 CHECK_ABORT_FLAG_V()
556 1005 runParser();
557
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 1005 CHECK_ABORT_FLAG_V()
558 1005 runCSTVisualizer();
559
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 1005 CHECK_ABORT_FLAG_V()
560 1005 runASTBuilder();
561
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 1005 CHECK_ABORT_FLAG_V()
562 1005 runASTVisualizer();
563
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 1005 CHECK_ABORT_FLAG_V()
564 1005 runImportCollector();
565
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 1003 CHECK_ABORT_FLAG_V()
566 1003 runSymbolTableBuilder();
567
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 1003 CHECK_ABORT_FLAG_V()
568 }
569
570 416 void SourceFile::runMiddleEnd() {
571 // We need two runs here due to generics.
572 // The first run to determine all concrete function/struct/interface substantiations
573 416 runTypeCheckerPre(); // Visit the dependency tree from bottom to top
574
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 402 CHECK_ABORT_FLAG_V()
575 // The second run to ensure, also generic scopes are type-checked properly
576 402 runTypeCheckerPost(); // Visit the dependency tree from top to bottom in topological order
577
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 264 CHECK_ABORT_FLAG_V()
578 // Visualize dependency graph
579 264 runDependencyGraphVisualizer();
580
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 264 CHECK_ABORT_FLAG_V()
581 }
582
583 3362 void SourceFile::runBackEnd() { // NOLINT(misc-no-recursion)
584 // Run backend for all dependencies first
585
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 6522 for (SourceFile *sourceFile : dependencies | std::views::values)
586
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 3160 sourceFile->runBackEnd();
587
588 3362 runIRGenerator();
589
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 3362 CHECK_ABORT_FLAG_V()
590
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 3362 if (cliOptions.useLTO) {
591 1 runPreLinkIROptimizer();
592
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 1 CHECK_ABORT_FLAG_V()
593 1 runBitcodeLinker();
594
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 1 CHECK_ABORT_FLAG_V()
595 1 runPostLinkIROptimizer();
596
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 1 CHECK_ABORT_FLAG_V()
597 } else {
598 3361 runDefaultIROptimizer();
599
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 3361 CHECK_ABORT_FLAG_V()
600 }
601 3362 runObjectEmitter();
602
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 3362 CHECK_ABORT_FLAG_V()
603 3362 concludeCompilation();
604
605
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 3362 if (isMainFile) {
606 ✗ resourceManager.totalTimer.stop();
607 ✗ if (cliOptions.printDebugOutput)
608 ✗ dumpCompilationStats();
609 }
610 }
611
612 1462 void SourceFile::addDependency(SourceFile *sourceFile, const ASTNode *declNode, const std::string &dependencyName,
613 const std::string &path) {
614 // Check if this would cause a circular dependency
615
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 1462 std::stack<const SourceFile *> dependencyCircle;
616
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 1462 if (isAlreadyImported(path, dependencyCircle)) {
617 // Build the error message
618
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 1 std::stringstream errorMessage;
619
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 1 errorMessage << "Circular import detected while importing '" << sourceFile->fileName << "':\n\n";
620
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 1 errorMessage << CommonUtil::getCircularImportMessage(dependencyCircle);
621
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 1 throw SemanticError(declNode, CIRCULAR_DEPENDENCY, errorMessage.str());
622 1 }
623
624 // Add the dependency
625 1461 sourceFile->isMainFile = false;
626
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 1461 dependencies.insert({dependencyName, sourceFile});
627
628 // Add the dependant
629
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 1461 sourceFile->dependants.push_back(this);
630 1462 }
631
632 101768 bool SourceFile::imports(const SourceFile *sourceFile) const {
633 313810 return std::ranges::any_of(dependencies, [=](const auto &dependency) { return dependency.second == sourceFile; });
634 }
635
636 6731 bool SourceFile::isAlreadyImported(const std::string &filePathSearch, // NOLINT(misc-no-recursion)
637 std::stack<const SourceFile *> &circle) const {
638
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 6731 circle.push(this);
639
640 // Check if the current source file corresponds to the path to search
641
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 6731 if (std::filesystem::equivalent(filePath, filePathSearch))
642 1 return true;
643
644 // Check dependants recursively
645
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 11997 for (const SourceFile *dependant : dependants)
646
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 5269 if (dependant->isAlreadyImported(filePathSearch, circle))
647 2 return true;
648
649 // If no dependant was found, remove the current source file from the circle to continue with the next sibling
650 6728 circle.pop();
651 6728 return false;
652 }
653
654 3675 SourceFile *SourceFile::requestRuntimeModule(RuntimeModule runtimeModule) {
655 // Check if the module was already imported
656
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 3675 if (isRuntimeModuleAvailable(runtimeModule))
657 2863 return resourceManager.runtimeModuleManager.getModule(runtimeModule);
658 812 return resourceManager.runtimeModuleManager.requestModule(this, runtimeModule);
659 }
660
661 4021 bool SourceFile::isRuntimeModuleAvailable(RuntimeModule runtimeModule) const { return importedRuntimeModules & runtimeModule; }
662
663 37887 void SourceFile::addNameRegistryEntry(const std::string &symbolName, uint64_t typeId, SymbolTableEntry *entry, Scope *scope,
664 bool keepNewOnCollision, SymbolTableEntry *importEntry) {
665
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 37887 if (keepNewOnCollision || !exportedNameRegistry.contains(symbolName)) // Overwrite potential existing entry
666 37816 exportedNameRegistry[symbolName] = {symbolName, typeId, entry, scope, importEntry};
667 else // Name collision => we must remove the existing entry
668 71 exportedNameRegistry.erase(symbolName);
669
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 75703 }
670
671 214459 const NameRegistryEntry *SourceFile::getNameRegistryEntry(const std::string &symbolName) const {
672
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 214459 if (!exportedNameRegistry.contains(symbolName))
673 107962 return nullptr;
674
675 // Resolve registry entry for the given name
676
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 106497 assert(exportedNameRegistry.contains(symbolName));
677 106497 const NameRegistryEntry *entry = &exportedNameRegistry.at(symbolName);
678
679 // Mark the import entry as used
680
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 106497 if (entry->importEntry != nullptr)
681 5358 entry->importEntry->used = true;
682
683 106497 return entry;
684 }
685
686 365030 llvm::Type *SourceFile::getLLVMType(const Type *type) {
687 // Check if the type is already in the mapping
688
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 365030 const auto it = typeToLLVMTypeMapping.find(type);
689
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 365030 if (it != typeToLLVMTypeMapping.end())
690 356532 return it->second;
691
692 // If not, generate the LLVM type
693
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 8498 llvm::Type *llvmType = type->toLLVMType(this);
694
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 8498 typeToLLVMTypeMapping[type] = llvmType;
695 8498 return llvmType;
696 }
697
698 2366 void SourceFile::checkForSoftErrors() const {
699 // Check if there are any soft errors and if so, print them
700
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 2366 if (!resourceManager.errorManager.softErrors.empty()) {
701
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 107 std::stringstream errorStream;
702
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 107 errorStream << "There are unresolved errors. Please fix them and recompile.";
703
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 236 for (const auto &[codeLoc, message] : resourceManager.errorManager.softErrors)
704
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 129 errorStream << "\n\n" << message;
705
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 107 throw CompilerError(UNRESOLVED_SOFT_ERRORS, errorStream.str());
706 107 }
707 2259 }
708
709 298 void SourceFile::collectAndPrintWarnings() { // NOLINT(misc-no-recursion)
710 // Print warnings for all dependencies
711
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 562 for (SourceFile *sourceFile : dependencies | std::views::values)
712
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 264 if (!sourceFile->isStdFile)
713
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 34 sourceFile->collectAndPrintWarnings();
714 // Collect warnings for this file
715
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 298 if (!ignoreWarnings)
716 296 globalScope->collectWarnings(compilerOutput.warnings);
717 // Print warnings for this file
718
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 487 for (const CompilerWarning &warning : compilerOutput.warnings)
719
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 189 warning.print();
720 298 }
721
722 4386 const SourceFile *SourceFile::getRootSourceFile() const { // NOLINT(misc-no-recursion)
723
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 4386 return isMainFile ? this : parent->getRootSourceFile();
724 }
725
726 11777 bool SourceFile::isRT(RuntimeModule runtimeModule) const {
727
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 11777 assert(IDENTIFYING_TOP_LEVEL_NAMES.contains(runtimeModule));
728 11777 const char *topLevelName = IDENTIFYING_TOP_LEVEL_NAMES.at(runtimeModule);
729
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 35331 if (!exportedNameRegistry.contains(topLevelName))
730 1785 return false;
731
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 29976 return exportedNameRegistry.at(topLevelName).targetEntry->scope == globalScope.get();
732 }
733
734 2971 bool SourceFile::haveAllDependantsBeenTypeChecked() const {
735 8873 return std::ranges::all_of(dependants, [](const SourceFile *dependant) { return dependant->totalTypeCheckerRuns >= 1; });
736 }
737
738 /**
739 * Acquire all publicly visible symbols from the imported source file and put them in the name registry of the current one.
740 * But only do that for the symbols that are actually defined in the imported source file. Do not allow transitive dependencies.
741 * Here, we also register privately visible symbols to know that the symbol exist. The error handling regarding the visibility
742 * is issued later in the pipeline.
743 *
744 * @param importedSourceFile Imported source file
745 * @param importName First fragment of all fully qualified symbol names from that import
746 */
747 1457 void SourceFile::mergeNameRegistries(const SourceFile &importedSourceFile, const std::string &importName) {
748 // Retrieve import entry
749 1457 SymbolTableEntry *importEntry = globalScope->lookupStrict(importName);
750
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 1457 assert(importEntry != nullptr || importName.starts_with("__")); // Runtime imports start with two underscores
751
752
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 41942 for (const auto &[originalName, entry] : importedSourceFile.exportedNameRegistry) {
753 // Skip if we introduce a transitive dependency
754
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 40485 if (entry.targetScope->sourceFile->globalScope != importedSourceFile.globalScope)
755 19810 continue;
756 // Add the fully qualified name
757
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 20675 std::string newName = importName;
758
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 20675 newName += SCOPE_ACCESS_TOKEN;
759
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 20675 newName += originalName;
760
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 20675 exportedNameRegistry.insert({newName, {newName, entry.typeId, entry.targetEntry, entry.targetScope, importEntry}});
761 // Add the shortened name, considering the name collision
762 20675 const bool keepOnCollision = importedSourceFile.alwaysKeepSymbolsOnNameCollision;
763
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 20675 addNameRegistryEntry(originalName, entry.typeId, entry.targetEntry, entry.targetScope, keepOnCollision, importEntry);
764 20675 }
765
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 22132 }
766
767 205 void SourceFile::dumpCacheStats() {
768
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 205 std::stringstream cacheStats;
769
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 205 cacheStats << FunctionManager::dumpLookupCacheStatistics() << std::endl;
770
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 205 cacheStats << StructManager::dumpLookupCacheStatistics() << std::endl;
771
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 205 cacheStats << InterfaceManager::dumpLookupCacheStatistics() << std::endl;
772
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 205 compilerOutput.cacheStats = cacheStats.str();
773 205 }
774
775 ✗ void SourceFile::dumpCompilationStats() const {
776 ✗ const size_t sourceFileCount = resourceManager.sourceFiles.size();
777 ✗ const size_t totalLineCount = resourceManager.getTotalLineCount();
778 ✗ const size_t totalTypeCount = TypeRegistry::getTypeCount();
779 ✗ const size_t allocatedBytes = resourceManager.astNodeAlloc.getTotalAllocatedSize();
780 ✗ const size_t allocationCount = resourceManager.astNodeAlloc.getAllocationCount();
781 ✗ const size_t totalDuration = resourceManager.totalTimer.getDurationMilliseconds();
782 ✗ std::cout << "\nSuccessfully compiled " << std::to_string(sourceFileCount) << " source file(s)";
783 ✗ std::cout << " or " << std::to_string(totalLineCount) << " lines in total.\n";
784 ✗ std::cout << "Total number of blocks allocated via BlockAllocator: " << CommonUtil::formatBytes(allocatedBytes);
785 ✗ std::cout << " in " << std::to_string(allocationCount) << " allocations.\n";
786 #ifndef NDEBUG
787 ✗ resourceManager.astNodeAlloc.printAllocatedClassStatistic();
788 #endif
789 ✗ std::cout << "Total number of types: " << std::to_string(totalTypeCount) << "\n";
790 ✗ std::cout << "Total compile time: " << std::to_string(totalDuration) << " ms\n";
791 ✗ }
792
793 ✗ void SourceFile::dumpOutput(const std::string &content, const std::string &caption, const std::string &fileSuffix) const {
794 ✗ if (cliOptions.dump.dumpToFiles) {
795 // Dump to file
796 ✗ const std::string dumpFileName = filePath.stem().string() + "-" + fileSuffix;
797 ✗ std::filesystem::path dumpFilePath = cliOptions.outputDir / dumpFileName;
798 ✗ dumpFilePath.make_preferred();
799 ✗ FileUtil::writeToFile(dumpFilePath, content);
800 ✗ } else {
801 // Dump to console
802 ✗ std::cout << "\n" << caption << ":\n" << content;
803 }
804
805 // If the abort after dump is requested, set the abort compilation flag
806 ✗ if (cliOptions.dump.abortAfterDump) {
807 // If this is an IR dump whilst having optimization enabled, we may not abort when dumping unoptimized IR,
808 // because we also have to dump the optimized IR
809 ✗ if (cliOptions.dump.dumpIR && fileSuffix == "ir-code.ll") {
810 ✗ resourceManager.abortCompilation = cliOptions.optLevel == OptLevel::O0;
811 } else {
812 ✗ resourceManager.abortCompilation = true;
813 }
814 }
815 ✗ }
816
817 1864 void SourceFile::visualizerPreamble(std::stringstream &output) const {
818
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 1864 if (isMainFile)
819 280 output << "digraph {\n rankdir=\"TB\";\n";
820 else
821 1584 output << "subgraph {\n";
822
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 1864 output << " label=\"" << filePath.generic_string() << "\";\n";
823 1864 }
824
825 ✗ void SourceFile::visualizerOutput(std::string outputName, const std::string &output) const {
826 ✗ if (cliOptions.dump.dumpToFiles) {
827 // Check if graphviz is installed
828 // GCOV_EXCL_START
829 − if (!SystemUtil::isGraphvizInstalled())
830 − throw CompilerError(IO_ERROR, "Please check if you have installed Graphviz and added it to the PATH variable");
831 // GCOV_EXCL_STOP
832
833 // Write to a dot file
834 ✗ std::ranges::transform(outputName, outputName.begin(), ::tolower);
835 ✗ dumpOutput(output, outputName, outputName + ".dot");
836
837 // Generate SVG. This only works if the dot code was dumped into a file
838 ✗ std::cout << "\nGenerating SVG file ... ";
839 ✗ const std::string dotFileName = filePath.stem().string() + "-" + outputName + ".dot";
840 ✗ std::filesystem::path dotFilePath = cliOptions.outputDir / dotFileName;
841 ✗ std::filesystem::path svgFilePath = dotFilePath;
842 ✗ svgFilePath.replace_extension("svg");
843 ✗ dotFilePath.make_preferred();
844 ✗ svgFilePath.make_preferred();
845 ✗ SystemUtil::exec("dot -T svg -o" + svgFilePath.string() + " " + dotFilePath.string());
846 ✗ std::cout << "done.\nSVG file can be found at: " << svgFilePath << "\n";
847 ✗ } else {
848 // Dump to console
849 ✗ std::cout << "\nSerialized " << outputName << ":\n\n" << output << "\n";
850 }
851
852 // If the abort after dump is requested, set the abort compilation flag
853 ✗ if (cliOptions.dump.abortAfterDump)
854 ✗ resourceManager.abortCompilation = true;
855 ✗ }
856
857 14303 void SourceFile::printStatusMessage(const char *stage, const CompileStageIOType &in, const CompileStageIOType &out,
858 uint64_t stageRuntime, unsigned short stageRuns) const {
859
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 14303 if (cliOptions.printDebugOutput) {
860 static constexpr const char *const compilerStageIoTypeName[6] = {"Code", "Tokens", "CST", "AST", "IR", "Obj"};
861 // Build output string
862 ✗ std::stringstream outputStr;
863 ✗ outputStr << "[" << stage << "] for " << fileName << ": ";
864 ✗ outputStr << compilerStageIoTypeName[in] << " --> " << compilerStageIoTypeName[out];
865 ✗ outputStr << " (" << std::to_string(stageRuntime) << " ms";
866 ✗ if (stageRuns > 0)
867 ✗ outputStr << "; " << std::to_string(stageRuns) << " run(s)";
868 ✗ outputStr << ")\n";
869 // Print
870 ✗ std::cout << outputStr.str();
871 ✗ }
872 14303 }
873
874 } // namespace spice::compiler
875