| //===--- GenIntegerLiteral.h - IRGen for Builtin.IntegerLiteral -*- 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 defines interfaces for emitting code for Builtin.IntegerLiteral |
| // values. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SWIFT_IRGEN_GENINTEGERLITERAL_H |
| #define SWIFT_IRGEN_GENINTEGERLITERAL_H |
| |
| #include "swift/Basic/APIntMap.h" |
| |
| namespace llvm { |
| class Constant; |
| class IntegerType; |
| class Type; |
| class Value; |
| } |
| |
| namespace swift { |
| class IntegerLiteralInst; |
| |
| namespace irgen { |
| class Explosion; |
| class IRGenFunction; |
| class IRGenModule; |
| |
| /// A constant integer literal value. |
| struct ConstantIntegerLiteral { |
| llvm::Constant *Data; |
| llvm::Constant *Flags; |
| }; |
| |
| /// A map for caching globally-emitted constant integers. |
| class ConstantIntegerLiteralMap { |
| APIntMap<ConstantIntegerLiteral> map; |
| |
| public: |
| ConstantIntegerLiteralMap() {} |
| |
| ConstantIntegerLiteral get(IRGenModule &IGM, APInt &&value); |
| }; |
| |
| /// Construct a constant IntegerLiteral from an IntegerLiteralInst. |
| ConstantIntegerLiteral |
| emitConstantIntegerLiteral(IRGenModule &IGM, IntegerLiteralInst *ILI); |
| |
| /// Emit a checked truncation of an IntegerLiteral value. |
| void emitIntegerLiteralCheckedTrunc(IRGenFunction &IGF, |
| Explosion &in, |
| llvm::IntegerType *resultTy, |
| bool resultIsSigned, |
| Explosion &out); |
| |
| /// Emit a sitofp operation on an IntegerLiteral value. |
| llvm::Value *emitIntegerLiteralToFP(IRGenFunction &IGF, |
| Explosion &in, |
| llvm::Type *toType); |
| |
| } |
| } |
| |
| #endif |