Files
swift-mirror/lib/Basic/BasicBridging.cpp
2025-07-15 21:34:48 +01:00

124 lines
4.1 KiB
C++

//===--- BasicBridging.cpp - Utilities for swift bridging -----------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2022-2025 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/Basic/BasicBridging.h"
#include "swift/Basic/Assertions.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/VersionTuple.h"
#include "llvm/Support/raw_ostream.h"
#ifdef PURE_BRIDGING_MODE
// In PURE_BRIDGING_MODE, bridging functions are not inlined and therefore
// inluded in the cpp file.
#include "swift/Basic/BasicBridgingImpl.h"
#endif
using namespace swift;
void assertFail(const char * _Nonnull msg, const char * _Nonnull file,
SwiftUInt line, const char * _Nonnull function) {
ASSERT_failure(msg, file, line, function);
}
//===----------------------------------------------------------------------===//
// MARK: BridgedOStream
//===----------------------------------------------------------------------===//
void BridgedOStream::write(BridgedStringRef string) const {
*os << string.unbridged();
}
void BridgedOStream::newLine() const {
os->write('\n');
}
void BridgedOStream::flush() const {
os->flush();
}
BridgedOStream Bridged_dbgs() {
return BridgedOStream(&llvm::dbgs());
}
//===----------------------------------------------------------------------===//
// MARK: BridgedStringRef
//===----------------------------------------------------------------------===//
void BridgedStringRef::write(BridgedOStream os) const {
os.unbridged()->write(Data, Length);
}
//===----------------------------------------------------------------------===//
// MARK: BridgedOwnedString
//===----------------------------------------------------------------------===//
BridgedOwnedString::BridgedOwnedString(llvm::StringRef stringToCopy)
: Data(nullptr), Length(stringToCopy.size()) {
if (Length != 0) {
Data = new char[Length];
std::memcpy(Data, stringToCopy.data(), Length);
}
}
void BridgedOwnedString::destroy() const {
if (Data)
delete[] Data;
}
//===----------------------------------------------------------------------===//
// MARK: BridgedData
//===----------------------------------------------------------------------===//
void BridgedData::free() const {
if (BaseAddress == nullptr)
return;
::free(const_cast<char *>(BaseAddress));
}
//===----------------------------------------------------------------------===//
// MARK: BridgedCharSourceRangeVector
//===----------------------------------------------------------------------===//
BridgedCharSourceRangeVector::BridgedCharSourceRangeVector()
: vector(new std::vector<CharSourceRange>()) {}
void BridgedCharSourceRangeVector::push_back(swift::CharSourceRange range) {
static_cast<std::vector<CharSourceRange> *>(vector)->push_back(range);
}
//===----------------------------------------------------------------------===//
// MARK: BridgedVersionTuple
//===----------------------------------------------------------------------===//
BridgedVersionTuple::BridgedVersionTuple(llvm::VersionTuple version) {
if (version.getBuild())
*this = BridgedVersionTuple(version.getMajor(), *version.getMinor(),
*version.getSubminor(), *version.getBuild());
else if (version.getSubminor())
*this = BridgedVersionTuple(version.getMajor(), *version.getMinor(),
*version.getSubminor());
else if (version.getMinor())
*this = BridgedVersionTuple(version.getMajor(), *version.getMinor());
else
*this = BridgedVersionTuple(version.getMajor());
}
llvm::VersionTuple BridgedVersionTuple::unbridged() const {
if (HasBuild)
return llvm::VersionTuple(Major, Minor, Subminor, Build);
if (HasSubminor)
return llvm::VersionTuple(Major, Minor, Subminor);
if (HasMinor)
return llvm::VersionTuple(Major, Minor);
return llvm::VersionTuple(Major);
}