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77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
//===--- GenIntegerLiteral.h - IRGen for Builtin.IntegerLiteral -*- C++ -*-===//
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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 - 2022 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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//
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// This file defines interfaces for emitting code for Builtin.IntegerLiteral
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// values.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_IRGEN_GENINTEGERLITERAL_H
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#define SWIFT_IRGEN_GENINTEGERLITERAL_H
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#include "swift/Basic/APIntMap.h"
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namespace llvm {
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class Constant;
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class IntegerType;
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class Type;
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class Value;
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}
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namespace swift {
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class IntegerLiteralInst;
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namespace irgen {
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class Explosion;
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class IRGenFunction;
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class IRGenModule;
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/// A constant integer literal value.
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struct ConstantIntegerLiteral {
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llvm::Constant *Data;
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llvm::Constant *Flags;
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};
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/// A map for caching globally-emitted constant integers.
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class ConstantIntegerLiteralMap {
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APIntMap<ConstantIntegerLiteral> map;
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public:
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ConstantIntegerLiteralMap() {}
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ConstantIntegerLiteral get(IRGenModule &IGM, APInt &&value);
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};
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/// Construct a constant IntegerLiteral from an IntegerLiteralInst.
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ConstantIntegerLiteral
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emitConstantIntegerLiteral(IRGenModule &IGM, IntegerLiteralInst *ILI);
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/// Emit a checked truncation of an IntegerLiteral value.
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void emitIntegerLiteralCheckedTrunc(IRGenFunction &IGF, Explosion &in,
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llvm::Type *FromTy,
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llvm::IntegerType *resultTy,
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bool resultIsSigned, Explosion &out);
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/// Emit a sitofp operation on an IntegerLiteral value.
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llvm::Value *emitIntegerLiteralToFP(IRGenFunction &IGF,
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Explosion &in,
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llvm::Type *toType);
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llvm::Value *emitIntLiteralBitWidth(IRGenFunction &IGF, Explosion &in);
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llvm::Value *emitIntLiteralIsNegative(IRGenFunction &IGF, Explosion &in);
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llvm::Value *emitIntLiteralWordAtIndex(IRGenFunction &IGF, Explosion &in);
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}
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}
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#endif
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