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100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
//===--- SILBridgingUtils.h - utilities for swift bridging ----------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2021 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_SIL_SILBRIDGINGUTILS_H
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#define SWIFT_SIL_SILBRIDGINGUTILS_H
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#include "swift/SIL/SILBridging.h"
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#include "swift/SIL/SILFunction.h"
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#include "swift/SIL/SILGlobalVariable.h"
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#include "llvm/ADT/StringRef.h"
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#include <string>
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namespace swift {
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inline BridgedStringRef getBridgedStringRef(llvm::StringRef str) {
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return { (const unsigned char *)str.data(), str.size() };
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}
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inline StringRef getStringRef(BridgedStringRef str) {
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return StringRef((const char *)str.data, str.length);
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}
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/// Copies the string in an malloc'ed memory and the caller is responsible for
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/// freeing it.
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inline BridgedStringRef getCopiedBridgedStringRef(std::string str,
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bool removeTrailingNewline = false) {
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// A couple of mallocs are needed for passing a std::string to libswift. But
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// it's currently only used or debug descriptions. So, its' maybe not so bad -
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// for now.
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// TODO: find a better way to pass std::strings to libswift.
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StringRef strRef(str);
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if (removeTrailingNewline)
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strRef.consume_back("\n");
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llvm::MallocAllocator allocator;
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StringRef copy = strRef.copy(allocator);
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return getBridgedStringRef(copy);
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}
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inline SILLocation getSILLocation(BridgedLocation loc) {
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return reinterpret_cast<SILDebugLocation *>(&loc)->getLocation();
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}
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inline RegularLocation getRegularLocation(BridgedLocation loc) {
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return RegularLocation(getSILLocation(loc));
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}
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inline const SILDebugScope *getSILDebugScope(BridgedLocation loc) {
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return reinterpret_cast<SILDebugLocation *>(&loc)->getScope();
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}
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inline SILType getSILType(BridgedType ty) {
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return SILType::getFromOpaqueValue(ty.typePtr);
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}
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inline SILNode *castToSILNode(BridgedNode node) {
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return static_cast<SILNode *>(node.obj);
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}
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inline SILValue castToSILValue(BridgedValue value) {
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return static_cast<ValueBase *>(value.obj);
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}
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inline SILType castToSILType(BridgedType type) {
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return SILType::getFromOpaqueValue(type.typePtr);
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}
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template <class I = SILInstruction> I *castToInst(BridgedInstruction inst) {
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return cast<I>(static_cast<SILNode *>(inst.obj)->castToInstruction());
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}
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inline SILBasicBlock *castToBasicBlock(BridgedBasicBlock block) {
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return static_cast<SILBasicBlock *>(block.obj);
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}
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inline SILFunction *castToFunction(BridgedFunction function) {
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return static_cast<SILFunction *>(function.obj);
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}
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inline SILGlobalVariable *castToGlobal(BridgedGlobalVar global) {
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return static_cast<SILGlobalVariable *>(global.obj);
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}
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ArrayRef<SILValue> getSILValues(BridgedValueArray values,
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SmallVectorImpl<SILValue> &storage);
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} // namespace swift
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#endif
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