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//===--- GenDecl.h - Swift IR generation for some decl ----------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 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
//
//===----------------------------------------------------------------------===//
//
// This file provides the private interface to some decl emission code.
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_IRGEN_GENDECL_H
#define SWIFT_IRGEN_GENDECL_H
#include "DebugTypeInfo.h"
#include "IRGen.h"
#include "swift/Basic/OptimizationMode.h"
#include "swift/SIL/SILLocation.h"
#include "clang/AST/DeclCXX.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/Support/CommandLine.h"
namespace llvm {
class AttributeList;
class Function;
class FunctionType;
class CallBase;
}
namespace swift {
namespace irgen {
class IRGenModule;
class LinkEntity;
class LinkInfo;
class Signature;
void updateLinkageForDefinition(IRGenModule &IGM,
llvm::GlobalValue *global,
const LinkEntity &entity);
llvm::Function *createFunction(
IRGenModule &IGM, LinkInfo &linkInfo, const Signature &signature,
llvm::Function *insertBefore = nullptr,
OptimizationMode FuncOptMode = OptimizationMode::NotSet,
StackProtectorMode stackProtect = StackProtectorMode::NoStackProtector);
llvm::GlobalVariable *
createVariable(IRGenModule &IGM, LinkInfo &linkInfo, llvm::Type *objectType,
Alignment alignment, DebugTypeInfo DebugType = DebugTypeInfo(),
std::optional<SILLocation> DebugLoc = std::nullopt,
StringRef DebugName = StringRef());
llvm::GlobalVariable *
createLinkerDirectiveVariable(IRGenModule &IGM, StringRef Name);
void disableAddressSanitizer(IRGenModule &IGM, llvm::GlobalVariable *var);
/// If the calling convention for `ctor` doesn't match the calling convention
/// that we assumed for it when we imported it as `initializer`, emit and
/// return a thunk that conforms to the assumed calling convention. The thunk
/// is marked `alwaysinline`, so it doesn't generate any runtime overhead.
/// If the assumed calling convention was correct, just return `ctor`.
///
/// See also comments in CXXMethodConventions in SIL/IR/SILFunctionType.cpp.
llvm::Constant *
emitCXXConstructorThunkIfNeeded(IRGenModule &IGM, Signature signature,
const clang::CXXConstructorDecl *ctor,
StringRef name, llvm::Constant *ctorAddress);
llvm::CallBase *emitCXXConstructorCall(IRGenFunction &IGF,
const clang::CXXConstructorDecl *ctor,
llvm::FunctionType *ctorFnType,
llvm::Constant *ctorAddress,
llvm::ArrayRef<llvm::Value *> args);
bool hasValidSignatureForEmbedded(SILFunction *f);
}
}
extern llvm::cl::opt<bool> UseBasicDynamicReplacement;
#endif