src/objectemitter/ObjectEmitter.cpp
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|---|---|---|---|
| 1 | // Copyright (c) 2021-2026 ChilliBits. All rights reserved. | ||
| 2 | |||
| 3 | #include "ObjectEmitter.h" | ||
| 4 | |||
| 5 | #include <SourceFile.h> | ||
| 6 | #include <driver/Driver.h> | ||
| 7 | #include <global/GlobalResourceManager.h> | ||
| 8 | #include <util/RawStringOStream.h> | ||
| 9 | |||
| 10 | #include <llvm/IR/LegacyPassManager.h> | ||
| 11 | #include <llvm/Support/CodeGen.h> | ||
| 12 | #include <llvm/Support/FileSystem.h> | ||
| 13 | |||
| 14 | namespace spice::compiler { | ||
| 15 | |||
| 16 | 946 | ObjectEmitter::ObjectEmitter(GlobalResourceManager &resourceManager, SourceFile *sourceFile) | |
| 17 | : CompilerPass(resourceManager, sourceFile), | ||
| 18 |
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946 | module(cliOptions.useLTO ? *resourceManager.ltoModule : *sourceFile->llvmModule) {} |
| 19 | |||
| 20 | 946 | void ObjectEmitter::emit(const std::filesystem::path &objectPath) const { | |
| 21 |
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946 | const std::string objectPathString = objectPath.string(); |
| 22 | |||
| 23 | // Open file output stream | ||
| 24 | 946 | std::error_code errorCode; | |
| 25 |
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946 | llvm::raw_fd_ostream stream(objectPathString, errorCode, llvm::sys::fs::OF_None); |
| 26 |
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946 | if (errorCode) |
| 27 | − | throw CompilerError(CANT_OPEN_OUTPUT_FILE, "File '" + objectPathString + "' could not be opened"); // GCOV_EXCL_LINE | |
| 28 | |||
| 29 |
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946 | llvm::legacy::PassManager passManager; |
| 30 | 946 | constexpr auto fileType = llvm::CodeGenFileType::ObjectFile; | |
| 31 |
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946 | if (sourceFile->targetMachine->addPassesToEmitFile(passManager, stream, nullptr, fileType, cliOptions.disableVerifier)) |
| 32 | − | throw CompilerError(WRONG_OUTPUT_TYPE, "Target machine can't emit a file of this type"); // GCOV_EXCL_LINE | |
| 33 | |||
| 34 | // Emit object file | ||
| 35 |
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946 | passManager.run(module); |
| 36 |
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946 | stream.flush(); |
| 37 | 946 | } | |
| 38 | |||
| 39 | 902 | void ObjectEmitter::getASMString(std::string &output) const { | |
| 40 |
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902 | RawStringOStream ostream(output); |
| 41 |
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902 | llvm::legacy::PassManager passManager; |
| 42 | 902 | constexpr auto fileType = llvm::CodeGenFileType::AssemblyFile; | |
| 43 |
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902 | if (sourceFile->targetMachine->addPassesToEmitFile(passManager, ostream, nullptr, fileType, cliOptions.disableVerifier)) |
| 44 | − | throw CompilerError(WRONG_OUTPUT_TYPE, "Target machine can't emit a file of this type"); // GCOV_EXCL_LINE | |
| 45 | |||
| 46 | // Emit object file | ||
| 47 |
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902 | passManager.run(module); |
| 48 |
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902 | ostream.flush(); |
| 49 | 902 | } | |
| 50 | |||
| 51 | } // namespace spice::compiler | ||
| 52 |