mirror of
https://github.com/c64scene-ar/llvm-6502.git
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a1fa859a92
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222965 91177308-0d34-0410-b5e6-96231b3b80d8
1838 lines
62 KiB
C++
1838 lines
62 KiB
C++
//===- llvm/TableGen/Record.h - Classes for Table Records -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the main TableGen data structures, including the TableGen
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// types, values, and high-level data structures.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TABLEGEN_RECORD_H
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#define LLVM_TABLEGEN_RECORD_H
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/FoldingSet.h"
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#include "llvm/Support/Allocator.h"
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#include "llvm/Support/Casting.h"
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#include "llvm/Support/DataTypes.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/SourceMgr.h"
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#include "llvm/Support/raw_ostream.h"
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#include <map>
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namespace llvm {
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class raw_ostream;
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// RecTy subclasses.
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class BitRecTy;
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class BitsRecTy;
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class IntRecTy;
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class StringRecTy;
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class ListRecTy;
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class DagRecTy;
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class RecordRecTy;
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// Init subclasses.
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class Init;
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class UnsetInit;
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class BitInit;
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class BitsInit;
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class IntInit;
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class StringInit;
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class ListInit;
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class UnOpInit;
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class BinOpInit;
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class TernOpInit;
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class DefInit;
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class DagInit;
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class TypedInit;
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class VarInit;
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class FieldInit;
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class VarBitInit;
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class VarListElementInit;
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// Other classes.
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class Record;
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class RecordVal;
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struct MultiClass;
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class RecordKeeper;
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//===----------------------------------------------------------------------===//
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// Type Classes
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//===----------------------------------------------------------------------===//
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class RecTy {
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public:
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/// \brief Subclass discriminator (for dyn_cast<> et al.)
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enum RecTyKind {
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BitRecTyKind,
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BitsRecTyKind,
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IntRecTyKind,
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StringRecTyKind,
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ListRecTyKind,
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DagRecTyKind,
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RecordRecTyKind
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};
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private:
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RecTyKind Kind;
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ListRecTy *ListTy;
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virtual void anchor();
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public:
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RecTyKind getRecTyKind() const { return Kind; }
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RecTy(RecTyKind K) : Kind(K), ListTy(nullptr) {}
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virtual ~RecTy() {}
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virtual std::string getAsString() const = 0;
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void print(raw_ostream &OS) const { OS << getAsString(); }
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void dump() const;
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/// typeIsConvertibleTo - Return true if all values of 'this' type can be
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/// converted to the specified type.
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virtual bool typeIsConvertibleTo(const RecTy *RHS) const = 0;
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/// getListTy - Returns the type representing list<this>.
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ListRecTy *getListTy();
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public: // These methods should only be called from subclasses of Init
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virtual Init *convertValue( UnsetInit *UI) { return nullptr; }
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virtual Init *convertValue( BitInit *BI) { return nullptr; }
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virtual Init *convertValue( BitsInit *BI) { return nullptr; }
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virtual Init *convertValue( IntInit *II) { return nullptr; }
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virtual Init *convertValue(StringInit *SI) { return nullptr; }
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virtual Init *convertValue( ListInit *LI) { return nullptr; }
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virtual Init *convertValue( UnOpInit *UI) {
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return convertValue((TypedInit*)UI);
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}
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virtual Init *convertValue( BinOpInit *UI) {
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return convertValue((TypedInit*)UI);
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}
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virtual Init *convertValue( TernOpInit *UI) {
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return convertValue((TypedInit*)UI);
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}
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virtual Init *convertValue(VarBitInit *VB) { return nullptr; }
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virtual Init *convertValue( DefInit *DI) { return nullptr; }
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virtual Init *convertValue( DagInit *DI) { return nullptr; }
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virtual Init *convertValue( TypedInit *TI) { return nullptr; }
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virtual Init *convertValue( VarInit *VI) {
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return convertValue((TypedInit*)VI);
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}
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virtual Init *convertValue( FieldInit *FI) {
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return convertValue((TypedInit*)FI);
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}
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public:
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virtual bool baseClassOf(const RecTy*) const;
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};
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inline raw_ostream &operator<<(raw_ostream &OS, const RecTy &Ty) {
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Ty.print(OS);
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return OS;
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}
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/// BitRecTy - 'bit' - Represent a single bit
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///
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class BitRecTy : public RecTy {
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static BitRecTy Shared;
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BitRecTy() : RecTy(BitRecTyKind) {}
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == BitRecTyKind;
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}
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static BitRecTy *get() { return &Shared; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override { return (Init*)BI; }
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Init *convertValue( BitsInit *BI) override;
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Init *convertValue( IntInit *II) override;
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue(VarBitInit *VB) override { return (Init*)VB; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( UnOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( BinOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( TernOpInit *UI) override {return RecTy::convertValue(UI);}
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override { return "bit"; }
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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bool baseClassOf(const RecTy*) const override;
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};
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/// BitsRecTy - 'bits<n>' - Represent a fixed number of bits
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///
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class BitsRecTy : public RecTy {
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unsigned Size;
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explicit BitsRecTy(unsigned Sz) : RecTy(BitsRecTyKind), Size(Sz) {}
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == BitsRecTyKind;
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}
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static BitsRecTy *get(unsigned Sz);
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unsigned getNumBits() const { return Size; }
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Init *convertValue( UnsetInit *UI) override;
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Init *convertValue( BitInit *UI) override;
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Init *convertValue( BitsInit *BI) override;
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Init *convertValue( IntInit *II) override;
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( UnOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( BinOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue(TernOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override;
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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bool baseClassOf(const RecTy*) const override;
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};
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/// IntRecTy - 'int' - Represent an integer value of no particular size
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///
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class IntRecTy : public RecTy {
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static IntRecTy Shared;
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IntRecTy() : RecTy(IntRecTyKind) {}
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == IntRecTyKind;
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}
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static IntRecTy *get() { return &Shared; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override;
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Init *convertValue( BitsInit *BI) override;
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Init *convertValue( IntInit *II) override { return (Init*)II; }
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( UnOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( BinOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( TernOpInit *UI) override {return RecTy::convertValue(UI);}
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override { return "int"; }
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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bool baseClassOf(const RecTy*) const override;
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};
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/// StringRecTy - 'string' - Represent an string value
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///
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class StringRecTy : public RecTy {
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static StringRecTy Shared;
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StringRecTy() : RecTy(StringRecTyKind) {}
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == StringRecTyKind;
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}
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static StringRecTy *get() { return &Shared; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override { return nullptr; }
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Init *convertValue( BitsInit *BI) override { return nullptr; }
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Init *convertValue( IntInit *II) override { return nullptr; }
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Init *convertValue(StringInit *SI) override { return (Init*)SI; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue( UnOpInit *BO) override;
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Init *convertValue( BinOpInit *BO) override;
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Init *convertValue( TernOpInit *BO) override {return RecTy::convertValue(BO);}
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override { return "string"; }
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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};
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/// ListRecTy - 'list<Ty>' - Represent a list of values, all of which must be of
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/// the specified type.
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///
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class ListRecTy : public RecTy {
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RecTy *Ty;
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explicit ListRecTy(RecTy *T) : RecTy(ListRecTyKind), Ty(T) {}
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friend ListRecTy *RecTy::getListTy();
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == ListRecTyKind;
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}
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static ListRecTy *get(RecTy *T) { return T->getListTy(); }
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RecTy *getElementType() const { return Ty; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override { return nullptr; }
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Init *convertValue( BitsInit *BI) override { return nullptr; }
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Init *convertValue( IntInit *II) override { return nullptr; }
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override;
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( UnOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( BinOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue(TernOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override;
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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bool baseClassOf(const RecTy*) const override;
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};
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/// DagRecTy - 'dag' - Represent a dag fragment
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///
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class DagRecTy : public RecTy {
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static DagRecTy Shared;
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DagRecTy() : RecTy(DagRecTyKind) {}
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == DagRecTyKind;
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}
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static DagRecTy *get() { return &Shared; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override { return nullptr; }
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Init *convertValue( BitsInit *BI) override { return nullptr; }
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Init *convertValue( IntInit *II) override { return nullptr; }
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( DefInit *DI) override { return nullptr; }
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Init *convertValue( UnOpInit *BO) override;
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Init *convertValue( BinOpInit *BO) override;
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Init *convertValue( TernOpInit *BO) override {return RecTy::convertValue(BO);}
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Init *convertValue( DagInit *CI) override { return (Init*)CI; }
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Init *convertValue( TypedInit *TI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override { return "dag"; }
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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};
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/// RecordRecTy - '[classname]' - Represent an instance of a class, such as:
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/// (R32 X = EAX).
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///
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class RecordRecTy : public RecTy {
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Record *Rec;
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explicit RecordRecTy(Record *R) : RecTy(RecordRecTyKind), Rec(R) {}
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friend class Record;
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public:
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static bool classof(const RecTy *RT) {
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return RT->getRecTyKind() == RecordRecTyKind;
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}
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static RecordRecTy *get(Record *R);
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Record *getRecord() const { return Rec; }
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Init *convertValue( UnsetInit *UI) override { return (Init*)UI; }
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Init *convertValue( BitInit *BI) override { return nullptr; }
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Init *convertValue( BitsInit *BI) override { return nullptr; }
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Init *convertValue( IntInit *II) override { return nullptr; }
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Init *convertValue(StringInit *SI) override { return nullptr; }
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Init *convertValue( ListInit *LI) override { return nullptr; }
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Init *convertValue(VarBitInit *VB) override { return nullptr; }
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Init *convertValue( UnOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( BinOpInit *UI) override { return RecTy::convertValue(UI);}
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Init *convertValue( TernOpInit *UI) override {return RecTy::convertValue(UI);}
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Init *convertValue( DefInit *DI) override;
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Init *convertValue( DagInit *DI) override { return nullptr; }
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Init *convertValue( TypedInit *VI) override;
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Init *convertValue( VarInit *VI) override { return RecTy::convertValue(VI);}
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Init *convertValue( FieldInit *FI) override { return RecTy::convertValue(FI);}
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std::string getAsString() const override;
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bool typeIsConvertibleTo(const RecTy *RHS) const override {
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return RHS->baseClassOf(this);
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}
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bool baseClassOf(const RecTy*) const override;
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};
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/// resolveTypes - Find a common type that T1 and T2 convert to.
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/// Return 0 if no such type exists.
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///
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RecTy *resolveTypes(RecTy *T1, RecTy *T2);
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//===----------------------------------------------------------------------===//
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// Initializer Classes
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//===----------------------------------------------------------------------===//
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class Init {
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protected:
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/// \brief Discriminator enum (for isa<>, dyn_cast<>, et al.)
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///
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/// This enum is laid out by a preorder traversal of the inheritance
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/// hierarchy, and does not contain an entry for abstract classes, as per
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/// the recommendation in docs/HowToSetUpLLVMStyleRTTI.rst.
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///
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/// We also explicitly include "first" and "last" values for each
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/// interior node of the inheritance tree, to make it easier to read the
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/// corresponding classof().
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///
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/// We could pack these a bit tighter by not having the IK_FirstXXXInit
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/// and IK_LastXXXInit be their own values, but that would degrade
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/// readability for really no benefit.
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enum InitKind {
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IK_BitInit,
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IK_FirstTypedInit,
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IK_BitsInit,
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IK_DagInit,
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IK_DefInit,
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IK_FieldInit,
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IK_IntInit,
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IK_ListInit,
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IK_FirstOpInit,
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IK_BinOpInit,
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IK_TernOpInit,
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IK_UnOpInit,
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IK_LastOpInit,
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IK_StringInit,
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IK_VarInit,
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IK_VarListElementInit,
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IK_LastTypedInit,
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IK_UnsetInit,
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IK_VarBitInit
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};
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private:
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const InitKind Kind;
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Init(const Init &) LLVM_DELETED_FUNCTION;
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Init &operator=(const Init &) LLVM_DELETED_FUNCTION;
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virtual void anchor();
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public:
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InitKind getKind() const { return Kind; }
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|
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protected:
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explicit Init(InitKind K) : Kind(K) {}
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public:
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virtual ~Init() {}
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/// isComplete - This virtual method should be overridden by values that may
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/// not be completely specified yet.
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virtual bool isComplete() const { return true; }
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/// print - Print out this value.
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void print(raw_ostream &OS) const { OS << getAsString(); }
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/// getAsString - Convert this value to a string form.
|
|
virtual std::string getAsString() const = 0;
|
|
/// getAsUnquotedString - Convert this value to a string form,
|
|
/// without adding quote markers. This primaruly affects
|
|
/// StringInits where we will not surround the string value with
|
|
/// quotes.
|
|
virtual std::string getAsUnquotedString() const { return getAsString(); }
|
|
|
|
/// dump - Debugging method that may be called through a debugger, just
|
|
/// invokes print on stderr.
|
|
void dump() const;
|
|
|
|
/// convertInitializerTo - This virtual function is a simple call-back
|
|
/// function that should be overridden to call the appropriate
|
|
/// RecTy::convertValue method.
|
|
///
|
|
virtual Init *convertInitializerTo(RecTy *Ty) const = 0;
|
|
|
|
/// convertInitializerBitRange - This method is used to implement the bitrange
|
|
/// selection operator. Given an initializer, it selects the specified bits
|
|
/// out, returning them as a new init of bits type. If it is not legal to use
|
|
/// the bit subscript operator on this initializer, return null.
|
|
///
|
|
virtual Init *
|
|
convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
|
|
return nullptr;
|
|
}
|
|
|
|
/// convertInitListSlice - This method is used to implement the list slice
|
|
/// selection operator. Given an initializer, it selects the specified list
|
|
/// elements, returning them as a new init of list type. If it is not legal
|
|
/// to take a slice of this, return null.
|
|
///
|
|
virtual Init *
|
|
convertInitListSlice(const std::vector<unsigned> &Elements) const {
|
|
return nullptr;
|
|
}
|
|
|
|
/// getFieldType - This method is used to implement the FieldInit class.
|
|
/// Implementors of this method should return the type of the named field if
|
|
/// they are of record type.
|
|
///
|
|
virtual RecTy *getFieldType(const std::string &FieldName) const {
|
|
return nullptr;
|
|
}
|
|
|
|
/// getFieldInit - This method complements getFieldType to return the
|
|
/// initializer for the specified field. If getFieldType returns non-null
|
|
/// this method should return non-null, otherwise it returns null.
|
|
///
|
|
virtual Init *getFieldInit(Record &R, const RecordVal *RV,
|
|
const std::string &FieldName) const {
|
|
return nullptr;
|
|
}
|
|
|
|
/// resolveReferences - This method is used by classes that refer to other
|
|
/// variables which may not be defined at the time the expression is formed.
|
|
/// If a value is set for the variable later, this method will be called on
|
|
/// users of the value to allow the value to propagate out.
|
|
///
|
|
virtual Init *resolveReferences(Record &R, const RecordVal *RV) const {
|
|
return const_cast<Init *>(this);
|
|
}
|
|
|
|
/// getBit - This method is used to return the initializer for the specified
|
|
/// bit.
|
|
virtual Init *getBit(unsigned Bit) const = 0;
|
|
|
|
/// getBitVar - This method is used to retrieve the initializer for bit
|
|
/// reference. For non-VarBitInit, it simply returns itself.
|
|
virtual Init *getBitVar() const { return const_cast<Init*>(this); }
|
|
|
|
/// getBitNum - This method is used to retrieve the bit number of a bit
|
|
/// reference. For non-VarBitInit, it simply returns 0.
|
|
virtual unsigned getBitNum() const { return 0; }
|
|
};
|
|
|
|
inline raw_ostream &operator<<(raw_ostream &OS, const Init &I) {
|
|
I.print(OS); return OS;
|
|
}
|
|
|
|
/// TypedInit - This is the common super-class of types that have a specific,
|
|
/// explicit, type.
|
|
///
|
|
class TypedInit : public Init {
|
|
RecTy *Ty;
|
|
|
|
TypedInit(const TypedInit &Other) LLVM_DELETED_FUNCTION;
|
|
TypedInit &operator=(const TypedInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
protected:
|
|
explicit TypedInit(InitKind K, RecTy *T) : Init(K), Ty(T) {}
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() >= IK_FirstTypedInit &&
|
|
I->getKind() <= IK_LastTypedInit;
|
|
}
|
|
RecTy *getType() const { return Ty; }
|
|
|
|
Init *
|
|
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
|
|
Init *
|
|
convertInitListSlice(const std::vector<unsigned> &Elements) const override;
|
|
|
|
/// getFieldType - This method is used to implement the FieldInit class.
|
|
/// Implementors of this method should return the type of the named field if
|
|
/// they are of record type.
|
|
///
|
|
RecTy *getFieldType(const std::string &FieldName) const override;
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const = 0;
|
|
};
|
|
|
|
/// UnsetInit - ? - Represents an uninitialized value
|
|
///
|
|
class UnsetInit : public Init {
|
|
UnsetInit() : Init(IK_UnsetInit) {}
|
|
UnsetInit(const UnsetInit &) LLVM_DELETED_FUNCTION;
|
|
UnsetInit &operator=(const UnsetInit &Other) LLVM_DELETED_FUNCTION;
|
|
void anchor() override;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_UnsetInit;
|
|
}
|
|
static UnsetInit *get();
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<UnsetInit *>(this));
|
|
}
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
return const_cast<UnsetInit*>(this);
|
|
}
|
|
|
|
bool isComplete() const override { return false; }
|
|
std::string getAsString() const override { return "?"; }
|
|
};
|
|
|
|
/// BitInit - true/false - Represent a concrete initializer for a bit.
|
|
///
|
|
class BitInit : public Init {
|
|
bool Value;
|
|
|
|
explicit BitInit(bool V) : Init(IK_BitInit), Value(V) {}
|
|
BitInit(const BitInit &Other) LLVM_DELETED_FUNCTION;
|
|
BitInit &operator=(BitInit &Other) LLVM_DELETED_FUNCTION;
|
|
void anchor() override;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_BitInit;
|
|
}
|
|
static BitInit *get(bool V);
|
|
|
|
bool getValue() const { return Value; }
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<BitInit *>(this));
|
|
}
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
assert(Bit < 1 && "Bit index out of range!");
|
|
return const_cast<BitInit*>(this);
|
|
}
|
|
|
|
std::string getAsString() const override { return Value ? "1" : "0"; }
|
|
};
|
|
|
|
/// BitsInit - { a, b, c } - Represents an initializer for a BitsRecTy value.
|
|
/// It contains a vector of bits, whose size is determined by the type.
|
|
///
|
|
class BitsInit : public TypedInit, public FoldingSetNode {
|
|
std::vector<Init*> Bits;
|
|
|
|
BitsInit(ArrayRef<Init *> Range)
|
|
: TypedInit(IK_BitsInit, BitsRecTy::get(Range.size())),
|
|
Bits(Range.begin(), Range.end()) {}
|
|
|
|
BitsInit(const BitsInit &Other) LLVM_DELETED_FUNCTION;
|
|
BitsInit &operator=(const BitsInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_BitsInit;
|
|
}
|
|
static BitsInit *get(ArrayRef<Init *> Range);
|
|
|
|
void Profile(FoldingSetNodeID &ID) const;
|
|
|
|
unsigned getNumBits() const { return Bits.size(); }
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<BitsInit *>(this));
|
|
}
|
|
Init *
|
|
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
|
|
|
|
bool isComplete() const override {
|
|
for (unsigned i = 0; i != getNumBits(); ++i)
|
|
if (!getBit(i)->isComplete()) return false;
|
|
return true;
|
|
}
|
|
bool allInComplete() const {
|
|
for (unsigned i = 0; i != getNumBits(); ++i)
|
|
if (getBit(i)->isComplete()) return false;
|
|
return true;
|
|
}
|
|
std::string getAsString() const override;
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override {
|
|
llvm_unreachable("Illegal element reference off bits<n>");
|
|
}
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
assert(Bit < Bits.size() && "Bit index out of range!");
|
|
return Bits[Bit];
|
|
}
|
|
};
|
|
|
|
/// IntInit - 7 - Represent an initialization by a literal integer value.
|
|
///
|
|
class IntInit : public TypedInit {
|
|
int64_t Value;
|
|
|
|
explicit IntInit(int64_t V)
|
|
: TypedInit(IK_IntInit, IntRecTy::get()), Value(V) {}
|
|
|
|
IntInit(const IntInit &Other) LLVM_DELETED_FUNCTION;
|
|
IntInit &operator=(const IntInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_IntInit;
|
|
}
|
|
static IntInit *get(int64_t V);
|
|
|
|
int64_t getValue() const { return Value; }
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<IntInit *>(this));
|
|
}
|
|
Init *
|
|
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
|
|
|
|
std::string getAsString() const override;
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override {
|
|
llvm_unreachable("Illegal element reference off int");
|
|
}
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
return BitInit::get((Value & (1ULL << Bit)) != 0);
|
|
}
|
|
};
|
|
|
|
/// StringInit - "foo" - Represent an initialization by a string value.
|
|
///
|
|
class StringInit : public TypedInit {
|
|
std::string Value;
|
|
|
|
explicit StringInit(const std::string &V)
|
|
: TypedInit(IK_StringInit, StringRecTy::get()), Value(V) {}
|
|
|
|
StringInit(const StringInit &Other) LLVM_DELETED_FUNCTION;
|
|
StringInit &operator=(const StringInit &Other) LLVM_DELETED_FUNCTION;
|
|
void anchor() override;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_StringInit;
|
|
}
|
|
static StringInit *get(StringRef);
|
|
|
|
const std::string &getValue() const { return Value; }
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<StringInit *>(this));
|
|
}
|
|
|
|
std::string getAsString() const override { return "\"" + Value + "\""; }
|
|
std::string getAsUnquotedString() const override { return Value; }
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override {
|
|
llvm_unreachable("Illegal element reference off string");
|
|
}
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
llvm_unreachable("Illegal bit reference off string");
|
|
}
|
|
};
|
|
|
|
/// ListInit - [AL, AH, CL] - Represent a list of defs
|
|
///
|
|
class ListInit : public TypedInit, public FoldingSetNode {
|
|
std::vector<Init*> Values;
|
|
|
|
public:
|
|
typedef std::vector<Init*>::const_iterator const_iterator;
|
|
|
|
private:
|
|
explicit ListInit(ArrayRef<Init *> Range, RecTy *EltTy)
|
|
: TypedInit(IK_ListInit, ListRecTy::get(EltTy)),
|
|
Values(Range.begin(), Range.end()) {}
|
|
|
|
ListInit(const ListInit &Other) LLVM_DELETED_FUNCTION;
|
|
ListInit &operator=(const ListInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_ListInit;
|
|
}
|
|
static ListInit *get(ArrayRef<Init *> Range, RecTy *EltTy);
|
|
|
|
void Profile(FoldingSetNodeID &ID) const;
|
|
|
|
unsigned getSize() const { return Values.size(); }
|
|
Init *getElement(unsigned i) const {
|
|
assert(i < Values.size() && "List element index out of range!");
|
|
return Values[i];
|
|
}
|
|
|
|
Record *getElementAsRecord(unsigned i) const;
|
|
|
|
Init *
|
|
convertInitListSlice(const std::vector<unsigned> &Elements) const override;
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<ListInit *>(this));
|
|
}
|
|
|
|
/// resolveReferences - This method is used by classes that refer to other
|
|
/// variables which may not be defined at the time they expression is formed.
|
|
/// If a value is set for the variable later, this method will be called on
|
|
/// users of the value to allow the value to propagate out.
|
|
///
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override;
|
|
|
|
ArrayRef<Init*> getValues() const { return Values; }
|
|
|
|
inline const_iterator begin() const { return Values.begin(); }
|
|
inline const_iterator end () const { return Values.end(); }
|
|
|
|
inline size_t size () const { return Values.size(); }
|
|
inline bool empty() const { return Values.empty(); }
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override;
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
llvm_unreachable("Illegal bit reference off list");
|
|
}
|
|
};
|
|
|
|
/// OpInit - Base class for operators
|
|
///
|
|
class OpInit : public TypedInit {
|
|
OpInit(const OpInit &Other) LLVM_DELETED_FUNCTION;
|
|
OpInit &operator=(OpInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
protected:
|
|
explicit OpInit(InitKind K, RecTy *Type) : TypedInit(K, Type) {}
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() >= IK_FirstOpInit &&
|
|
I->getKind() <= IK_LastOpInit;
|
|
}
|
|
// Clone - Clone this operator, replacing arguments with the new list
|
|
virtual OpInit *clone(std::vector<Init *> &Operands) const = 0;
|
|
|
|
virtual int getNumOperands() const = 0;
|
|
virtual Init *getOperand(int i) const = 0;
|
|
|
|
// Fold - If possible, fold this to a simpler init. Return this if not
|
|
// possible to fold.
|
|
virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const = 0;
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<OpInit *>(this));
|
|
}
|
|
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override;
|
|
|
|
Init *getBit(unsigned Bit) const override;
|
|
};
|
|
|
|
/// UnOpInit - !op (X) - Transform an init.
|
|
///
|
|
class UnOpInit : public OpInit {
|
|
public:
|
|
enum UnaryOp { CAST, HEAD, TAIL, EMPTY };
|
|
|
|
private:
|
|
UnaryOp Opc;
|
|
Init *LHS;
|
|
|
|
UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type)
|
|
: OpInit(IK_UnOpInit, Type), Opc(opc), LHS(lhs) {}
|
|
|
|
UnOpInit(const UnOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
UnOpInit &operator=(const UnOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_UnOpInit;
|
|
}
|
|
static UnOpInit *get(UnaryOp opc, Init *lhs, RecTy *Type);
|
|
|
|
// Clone - Clone this operator, replacing arguments with the new list
|
|
OpInit *clone(std::vector<Init *> &Operands) const override {
|
|
assert(Operands.size() == 1 &&
|
|
"Wrong number of operands for unary operation");
|
|
return UnOpInit::get(getOpcode(), *Operands.begin(), getType());
|
|
}
|
|
|
|
int getNumOperands() const override { return 1; }
|
|
Init *getOperand(int i) const override {
|
|
assert(i == 0 && "Invalid operand id for unary operator");
|
|
return getOperand();
|
|
}
|
|
|
|
UnaryOp getOpcode() const { return Opc; }
|
|
Init *getOperand() const { return LHS; }
|
|
|
|
// Fold - If possible, fold this to a simpler init. Return this if not
|
|
// possible to fold.
|
|
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override;
|
|
};
|
|
|
|
/// BinOpInit - !op (X, Y) - Combine two inits.
|
|
///
|
|
class BinOpInit : public OpInit {
|
|
public:
|
|
enum BinaryOp { ADD, AND, SHL, SRA, SRL, LISTCONCAT, STRCONCAT, CONCAT, EQ };
|
|
|
|
private:
|
|
BinaryOp Opc;
|
|
Init *LHS, *RHS;
|
|
|
|
BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) :
|
|
OpInit(IK_BinOpInit, Type), Opc(opc), LHS(lhs), RHS(rhs) {}
|
|
|
|
BinOpInit(const BinOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
BinOpInit &operator=(const BinOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_BinOpInit;
|
|
}
|
|
static BinOpInit *get(BinaryOp opc, Init *lhs, Init *rhs,
|
|
RecTy *Type);
|
|
|
|
// Clone - Clone this operator, replacing arguments with the new list
|
|
OpInit *clone(std::vector<Init *> &Operands) const override {
|
|
assert(Operands.size() == 2 &&
|
|
"Wrong number of operands for binary operation");
|
|
return BinOpInit::get(getOpcode(), Operands[0], Operands[1], getType());
|
|
}
|
|
|
|
int getNumOperands() const override { return 2; }
|
|
Init *getOperand(int i) const override {
|
|
assert((i == 0 || i == 1) && "Invalid operand id for binary operator");
|
|
if (i == 0) {
|
|
return getLHS();
|
|
} else {
|
|
return getRHS();
|
|
}
|
|
}
|
|
|
|
BinaryOp getOpcode() const { return Opc; }
|
|
Init *getLHS() const { return LHS; }
|
|
Init *getRHS() const { return RHS; }
|
|
|
|
// Fold - If possible, fold this to a simpler init. Return this if not
|
|
// possible to fold.
|
|
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override;
|
|
};
|
|
|
|
/// TernOpInit - !op (X, Y, Z) - Combine two inits.
|
|
///
|
|
class TernOpInit : public OpInit {
|
|
public:
|
|
enum TernaryOp { SUBST, FOREACH, IF };
|
|
|
|
private:
|
|
TernaryOp Opc;
|
|
Init *LHS, *MHS, *RHS;
|
|
|
|
TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs,
|
|
RecTy *Type) :
|
|
OpInit(IK_TernOpInit, Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {}
|
|
|
|
TernOpInit(const TernOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
TernOpInit &operator=(const TernOpInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_TernOpInit;
|
|
}
|
|
static TernOpInit *get(TernaryOp opc, Init *lhs,
|
|
Init *mhs, Init *rhs,
|
|
RecTy *Type);
|
|
|
|
// Clone - Clone this operator, replacing arguments with the new list
|
|
OpInit *clone(std::vector<Init *> &Operands) const override {
|
|
assert(Operands.size() == 3 &&
|
|
"Wrong number of operands for ternary operation");
|
|
return TernOpInit::get(getOpcode(), Operands[0], Operands[1], Operands[2],
|
|
getType());
|
|
}
|
|
|
|
int getNumOperands() const override { return 3; }
|
|
Init *getOperand(int i) const override {
|
|
assert((i == 0 || i == 1 || i == 2) &&
|
|
"Invalid operand id for ternary operator");
|
|
if (i == 0) {
|
|
return getLHS();
|
|
} else if (i == 1) {
|
|
return getMHS();
|
|
} else {
|
|
return getRHS();
|
|
}
|
|
}
|
|
|
|
TernaryOp getOpcode() const { return Opc; }
|
|
Init *getLHS() const { return LHS; }
|
|
Init *getMHS() const { return MHS; }
|
|
Init *getRHS() const { return RHS; }
|
|
|
|
// Fold - If possible, fold this to a simpler init. Return this if not
|
|
// possible to fold.
|
|
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
|
|
|
|
bool isComplete() const override { return false; }
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override;
|
|
};
|
|
|
|
/// VarInit - 'Opcode' - Represent a reference to an entire variable object.
|
|
///
|
|
class VarInit : public TypedInit {
|
|
Init *VarName;
|
|
|
|
explicit VarInit(const std::string &VN, RecTy *T)
|
|
: TypedInit(IK_VarInit, T), VarName(StringInit::get(VN)) {}
|
|
explicit VarInit(Init *VN, RecTy *T)
|
|
: TypedInit(IK_VarInit, T), VarName(VN) {}
|
|
|
|
VarInit(const VarInit &Other) LLVM_DELETED_FUNCTION;
|
|
VarInit &operator=(const VarInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_VarInit;
|
|
}
|
|
static VarInit *get(const std::string &VN, RecTy *T);
|
|
static VarInit *get(Init *VN, RecTy *T);
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<VarInit *>(this));
|
|
}
|
|
|
|
const std::string &getName() const;
|
|
Init *getNameInit() const { return VarName; }
|
|
std::string getNameInitAsString() const {
|
|
return getNameInit()->getAsUnquotedString();
|
|
}
|
|
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override;
|
|
|
|
RecTy *getFieldType(const std::string &FieldName) const override;
|
|
Init *getFieldInit(Record &R, const RecordVal *RV,
|
|
const std::string &FieldName) const override;
|
|
|
|
/// resolveReferences - This method is used by classes that refer to other
|
|
/// variables which may not be defined at the time they expression is formed.
|
|
/// If a value is set for the variable later, this method will be called on
|
|
/// users of the value to allow the value to propagate out.
|
|
///
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
Init *getBit(unsigned Bit) const override;
|
|
|
|
std::string getAsString() const override { return getName(); }
|
|
};
|
|
|
|
/// VarBitInit - Opcode{0} - Represent access to one bit of a variable or field.
|
|
///
|
|
class VarBitInit : public Init {
|
|
TypedInit *TI;
|
|
unsigned Bit;
|
|
|
|
VarBitInit(TypedInit *T, unsigned B) : Init(IK_VarBitInit), TI(T), Bit(B) {
|
|
assert(T->getType() &&
|
|
(isa<IntRecTy>(T->getType()) ||
|
|
(isa<BitsRecTy>(T->getType()) &&
|
|
cast<BitsRecTy>(T->getType())->getNumBits() > B)) &&
|
|
"Illegal VarBitInit expression!");
|
|
}
|
|
|
|
VarBitInit(const VarBitInit &Other) LLVM_DELETED_FUNCTION;
|
|
VarBitInit &operator=(const VarBitInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_VarBitInit;
|
|
}
|
|
static VarBitInit *get(TypedInit *T, unsigned B);
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<VarBitInit *>(this));
|
|
}
|
|
|
|
Init *getBitVar() const override { return TI; }
|
|
unsigned getBitNum() const override { return Bit; }
|
|
|
|
std::string getAsString() const override;
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
Init *getBit(unsigned B) const override {
|
|
assert(B < 1 && "Bit index out of range!");
|
|
return const_cast<VarBitInit*>(this);
|
|
}
|
|
};
|
|
|
|
/// VarListElementInit - List[4] - Represent access to one element of a var or
|
|
/// field.
|
|
class VarListElementInit : public TypedInit {
|
|
TypedInit *TI;
|
|
unsigned Element;
|
|
|
|
VarListElementInit(TypedInit *T, unsigned E)
|
|
: TypedInit(IK_VarListElementInit,
|
|
cast<ListRecTy>(T->getType())->getElementType()),
|
|
TI(T), Element(E) {
|
|
assert(T->getType() && isa<ListRecTy>(T->getType()) &&
|
|
"Illegal VarBitInit expression!");
|
|
}
|
|
|
|
VarListElementInit(const VarListElementInit &Other) LLVM_DELETED_FUNCTION;
|
|
void operator=(const VarListElementInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_VarListElementInit;
|
|
}
|
|
static VarListElementInit *get(TypedInit *T, unsigned E);
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<VarListElementInit *>(this));
|
|
}
|
|
|
|
TypedInit *getVariable() const { return TI; }
|
|
unsigned getElementNum() const { return Element; }
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override;
|
|
|
|
std::string getAsString() const override;
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
Init *getBit(unsigned Bit) const override;
|
|
};
|
|
|
|
/// DefInit - AL - Represent a reference to a 'def' in the description
|
|
///
|
|
class DefInit : public TypedInit {
|
|
Record *Def;
|
|
|
|
DefInit(Record *D, RecordRecTy *T) : TypedInit(IK_DefInit, T), Def(D) {}
|
|
friend class Record;
|
|
|
|
DefInit(const DefInit &Other) LLVM_DELETED_FUNCTION;
|
|
DefInit &operator=(const DefInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_DefInit;
|
|
}
|
|
static DefInit *get(Record*);
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<DefInit *>(this));
|
|
}
|
|
|
|
Record *getDef() const { return Def; }
|
|
|
|
//virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
|
|
|
|
RecTy *getFieldType(const std::string &FieldName) const override;
|
|
Init *getFieldInit(Record &R, const RecordVal *RV,
|
|
const std::string &FieldName) const override;
|
|
|
|
std::string getAsString() const override;
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
llvm_unreachable("Illegal bit reference off def");
|
|
}
|
|
|
|
/// resolveListElementReference - This method is used to implement
|
|
/// VarListElementInit::resolveReferences. If the list element is resolvable
|
|
/// now, we return the resolved value, otherwise we return null.
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override {
|
|
llvm_unreachable("Illegal element reference off def");
|
|
}
|
|
};
|
|
|
|
/// FieldInit - X.Y - Represent a reference to a subfield of a variable
|
|
///
|
|
class FieldInit : public TypedInit {
|
|
Init *Rec; // Record we are referring to
|
|
std::string FieldName; // Field we are accessing
|
|
|
|
FieldInit(Init *R, const std::string &FN)
|
|
: TypedInit(IK_FieldInit, R->getFieldType(FN)), Rec(R), FieldName(FN) {
|
|
assert(getType() && "FieldInit with non-record type!");
|
|
}
|
|
|
|
FieldInit(const FieldInit &Other) LLVM_DELETED_FUNCTION;
|
|
FieldInit &operator=(const FieldInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_FieldInit;
|
|
}
|
|
static FieldInit *get(Init *R, const std::string &FN);
|
|
static FieldInit *get(Init *R, const Init *FN);
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<FieldInit *>(this));
|
|
}
|
|
|
|
Init *getBit(unsigned Bit) const override;
|
|
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override;
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override {
|
|
return Rec->getAsString() + "." + FieldName;
|
|
}
|
|
};
|
|
|
|
/// DagInit - (v a, b) - Represent a DAG tree value. DAG inits are required
|
|
/// to have at least one value then a (possibly empty) list of arguments. Each
|
|
/// argument can have a name associated with it.
|
|
///
|
|
class DagInit : public TypedInit, public FoldingSetNode {
|
|
Init *Val;
|
|
std::string ValName;
|
|
std::vector<Init*> Args;
|
|
std::vector<std::string> ArgNames;
|
|
|
|
DagInit(Init *V, const std::string &VN,
|
|
ArrayRef<Init *> ArgRange,
|
|
ArrayRef<std::string> NameRange)
|
|
: TypedInit(IK_DagInit, DagRecTy::get()), Val(V), ValName(VN),
|
|
Args(ArgRange.begin(), ArgRange.end()),
|
|
ArgNames(NameRange.begin(), NameRange.end()) {}
|
|
|
|
DagInit(const DagInit &Other) LLVM_DELETED_FUNCTION;
|
|
DagInit &operator=(const DagInit &Other) LLVM_DELETED_FUNCTION;
|
|
|
|
public:
|
|
static bool classof(const Init *I) {
|
|
return I->getKind() == IK_DagInit;
|
|
}
|
|
static DagInit *get(Init *V, const std::string &VN,
|
|
ArrayRef<Init *> ArgRange,
|
|
ArrayRef<std::string> NameRange);
|
|
static DagInit *get(Init *V, const std::string &VN,
|
|
const std::vector<
|
|
std::pair<Init*, std::string> > &args);
|
|
|
|
void Profile(FoldingSetNodeID &ID) const;
|
|
|
|
Init *convertInitializerTo(RecTy *Ty) const override {
|
|
return Ty->convertValue(const_cast<DagInit *>(this));
|
|
}
|
|
|
|
Init *getOperator() const { return Val; }
|
|
|
|
const std::string &getName() const { return ValName; }
|
|
|
|
unsigned getNumArgs() const { return Args.size(); }
|
|
Init *getArg(unsigned Num) const {
|
|
assert(Num < Args.size() && "Arg number out of range!");
|
|
return Args[Num];
|
|
}
|
|
const std::string &getArgName(unsigned Num) const {
|
|
assert(Num < ArgNames.size() && "Arg number out of range!");
|
|
return ArgNames[Num];
|
|
}
|
|
|
|
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
|
|
|
|
std::string getAsString() const override;
|
|
|
|
typedef std::vector<Init*>::const_iterator const_arg_iterator;
|
|
typedef std::vector<std::string>::const_iterator const_name_iterator;
|
|
|
|
inline const_arg_iterator arg_begin() const { return Args.begin(); }
|
|
inline const_arg_iterator arg_end () const { return Args.end(); }
|
|
|
|
inline size_t arg_size () const { return Args.size(); }
|
|
inline bool arg_empty() const { return Args.empty(); }
|
|
|
|
inline const_name_iterator name_begin() const { return ArgNames.begin(); }
|
|
inline const_name_iterator name_end () const { return ArgNames.end(); }
|
|
|
|
inline size_t name_size () const { return ArgNames.size(); }
|
|
inline bool name_empty() const { return ArgNames.empty(); }
|
|
|
|
Init *getBit(unsigned Bit) const override {
|
|
llvm_unreachable("Illegal bit reference off dag");
|
|
}
|
|
|
|
Init *resolveListElementReference(Record &R, const RecordVal *RV,
|
|
unsigned Elt) const override {
|
|
llvm_unreachable("Illegal element reference off dag");
|
|
}
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// High-Level Classes
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class RecordVal {
|
|
Init *Name;
|
|
RecTy *Ty;
|
|
unsigned Prefix;
|
|
Init *Value;
|
|
|
|
public:
|
|
RecordVal(Init *N, RecTy *T, unsigned P);
|
|
RecordVal(const std::string &N, RecTy *T, unsigned P);
|
|
|
|
const std::string &getName() const;
|
|
const Init *getNameInit() const { return Name; }
|
|
std::string getNameInitAsString() const {
|
|
return getNameInit()->getAsUnquotedString();
|
|
}
|
|
|
|
unsigned getPrefix() const { return Prefix; }
|
|
RecTy *getType() const { return Ty; }
|
|
Init *getValue() const { return Value; }
|
|
|
|
bool setValue(Init *V) {
|
|
if (V) {
|
|
Value = V->convertInitializerTo(Ty);
|
|
return Value == nullptr;
|
|
}
|
|
Value = nullptr;
|
|
return false;
|
|
}
|
|
|
|
void dump() const;
|
|
void print(raw_ostream &OS, bool PrintSem = true) const;
|
|
};
|
|
|
|
inline raw_ostream &operator<<(raw_ostream &OS, const RecordVal &RV) {
|
|
RV.print(OS << " ");
|
|
return OS;
|
|
}
|
|
|
|
class Record {
|
|
static unsigned LastID;
|
|
|
|
// Unique record ID.
|
|
unsigned ID;
|
|
Init *Name;
|
|
// Location where record was instantiated, followed by the location of
|
|
// multiclass prototypes used.
|
|
SmallVector<SMLoc, 4> Locs;
|
|
std::vector<Init *> TemplateArgs;
|
|
std::vector<RecordVal> Values;
|
|
std::vector<Record *> SuperClasses;
|
|
std::vector<SMRange> SuperClassRanges;
|
|
|
|
// Tracks Record instances. Not owned by Record.
|
|
RecordKeeper &TrackedRecords;
|
|
|
|
DefInit *TheInit;
|
|
bool IsAnonymous;
|
|
|
|
// Class-instance values can be used by other defs. For example, Struct<i>
|
|
// is used here as a template argument to another class:
|
|
//
|
|
// multiclass MultiClass<int i> {
|
|
// def Def : Class<Struct<i>>;
|
|
//
|
|
// These need to get fully resolved before instantiating any other
|
|
// definitions that usie them (e.g. Def). However, inside a multiclass they
|
|
// can't be immediately resolved so we mark them ResolveFirst to fully
|
|
// resolve them later as soon as the multiclass is instantiated.
|
|
bool ResolveFirst;
|
|
|
|
void init();
|
|
void checkName();
|
|
|
|
public:
|
|
// Constructs a record.
|
|
explicit Record(const std::string &N, ArrayRef<SMLoc> locs,
|
|
RecordKeeper &records, bool Anonymous = false) :
|
|
ID(LastID++), Name(StringInit::get(N)), Locs(locs.begin(), locs.end()),
|
|
TrackedRecords(records), TheInit(nullptr), IsAnonymous(Anonymous),
|
|
ResolveFirst(false) {
|
|
init();
|
|
}
|
|
explicit Record(Init *N, ArrayRef<SMLoc> locs, RecordKeeper &records,
|
|
bool Anonymous = false) :
|
|
ID(LastID++), Name(N), Locs(locs.begin(), locs.end()),
|
|
TrackedRecords(records), TheInit(nullptr), IsAnonymous(Anonymous),
|
|
ResolveFirst(false) {
|
|
init();
|
|
}
|
|
|
|
// When copy-constructing a Record, we must still guarantee a globally unique
|
|
// ID number. All other fields can be copied normally.
|
|
Record(const Record &O) :
|
|
ID(LastID++), Name(O.Name), Locs(O.Locs), TemplateArgs(O.TemplateArgs),
|
|
Values(O.Values), SuperClasses(O.SuperClasses),
|
|
SuperClassRanges(O.SuperClassRanges), TrackedRecords(O.TrackedRecords),
|
|
TheInit(O.TheInit), IsAnonymous(O.IsAnonymous),
|
|
ResolveFirst(O.ResolveFirst) { }
|
|
|
|
~Record() {}
|
|
|
|
static unsigned getNewUID() { return LastID++; }
|
|
|
|
unsigned getID() const { return ID; }
|
|
|
|
const std::string &getName() const;
|
|
Init *getNameInit() const {
|
|
return Name;
|
|
}
|
|
const std::string getNameInitAsString() const {
|
|
return getNameInit()->getAsUnquotedString();
|
|
}
|
|
|
|
void setName(Init *Name); // Also updates RecordKeeper.
|
|
void setName(const std::string &Name); // Also updates RecordKeeper.
|
|
|
|
ArrayRef<SMLoc> getLoc() const { return Locs; }
|
|
|
|
/// get the corresponding DefInit.
|
|
DefInit *getDefInit();
|
|
|
|
const std::vector<Init *> &getTemplateArgs() const {
|
|
return TemplateArgs;
|
|
}
|
|
const std::vector<RecordVal> &getValues() const { return Values; }
|
|
const std::vector<Record*> &getSuperClasses() const { return SuperClasses; }
|
|
ArrayRef<SMRange> getSuperClassRanges() const { return SuperClassRanges; }
|
|
|
|
bool isTemplateArg(Init *Name) const {
|
|
for (unsigned i = 0, e = TemplateArgs.size(); i != e; ++i)
|
|
if (TemplateArgs[i] == Name) return true;
|
|
return false;
|
|
}
|
|
bool isTemplateArg(StringRef Name) const {
|
|
return isTemplateArg(StringInit::get(Name.str()));
|
|
}
|
|
|
|
const RecordVal *getValue(const Init *Name) const {
|
|
for (unsigned i = 0, e = Values.size(); i != e; ++i)
|
|
if (Values[i].getNameInit() == Name) return &Values[i];
|
|
return nullptr;
|
|
}
|
|
const RecordVal *getValue(StringRef Name) const {
|
|
return getValue(StringInit::get(Name));
|
|
}
|
|
RecordVal *getValue(const Init *Name) {
|
|
for (unsigned i = 0, e = Values.size(); i != e; ++i)
|
|
if (Values[i].getNameInit() == Name) return &Values[i];
|
|
return nullptr;
|
|
}
|
|
RecordVal *getValue(StringRef Name) {
|
|
return getValue(StringInit::get(Name));
|
|
}
|
|
|
|
void addTemplateArg(Init *Name) {
|
|
assert(!isTemplateArg(Name) && "Template arg already defined!");
|
|
TemplateArgs.push_back(Name);
|
|
}
|
|
void addTemplateArg(StringRef Name) {
|
|
addTemplateArg(StringInit::get(Name.str()));
|
|
}
|
|
|
|
void addValue(const RecordVal &RV) {
|
|
assert(getValue(RV.getNameInit()) == nullptr && "Value already added!");
|
|
Values.push_back(RV);
|
|
if (Values.size() > 1)
|
|
// Keep NAME at the end of the list. It makes record dumps a
|
|
// bit prettier and allows TableGen tests to be written more
|
|
// naturally. Tests can use CHECK-NEXT to look for Record
|
|
// fields they expect to see after a def. They can't do that if
|
|
// NAME is the first Record field.
|
|
std::swap(Values[Values.size() - 2], Values[Values.size() - 1]);
|
|
}
|
|
|
|
void removeValue(Init *Name) {
|
|
for (unsigned i = 0, e = Values.size(); i != e; ++i)
|
|
if (Values[i].getNameInit() == Name) {
|
|
Values.erase(Values.begin()+i);
|
|
return;
|
|
}
|
|
llvm_unreachable("Cannot remove an entry that does not exist!");
|
|
}
|
|
|
|
void removeValue(StringRef Name) {
|
|
removeValue(StringInit::get(Name.str()));
|
|
}
|
|
|
|
bool isSubClassOf(const Record *R) const {
|
|
for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i)
|
|
if (SuperClasses[i] == R)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
bool isSubClassOf(StringRef Name) const {
|
|
for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i)
|
|
if (SuperClasses[i]->getNameInitAsString() == Name)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
void addSuperClass(Record *R, SMRange Range) {
|
|
assert(!isSubClassOf(R) && "Already subclassing record!");
|
|
SuperClasses.push_back(R);
|
|
SuperClassRanges.push_back(Range);
|
|
}
|
|
|
|
/// resolveReferences - If there are any field references that refer to fields
|
|
/// that have been filled in, we can propagate the values now.
|
|
///
|
|
void resolveReferences() { resolveReferencesTo(nullptr); }
|
|
|
|
/// resolveReferencesTo - If anything in this record refers to RV, replace the
|
|
/// reference to RV with the RHS of RV. If RV is null, we resolve all
|
|
/// possible references.
|
|
void resolveReferencesTo(const RecordVal *RV);
|
|
|
|
RecordKeeper &getRecords() const {
|
|
return TrackedRecords;
|
|
}
|
|
|
|
bool isAnonymous() const {
|
|
return IsAnonymous;
|
|
}
|
|
|
|
bool isResolveFirst() const {
|
|
return ResolveFirst;
|
|
}
|
|
|
|
void setResolveFirst(bool b) {
|
|
ResolveFirst = b;
|
|
}
|
|
|
|
void dump() const;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// High-level methods useful to tablegen back-ends
|
|
//
|
|
|
|
/// getValueInit - Return the initializer for a value with the specified name,
|
|
/// or throw an exception if the field does not exist.
|
|
///
|
|
Init *getValueInit(StringRef FieldName) const;
|
|
|
|
/// Return true if the named field is unset.
|
|
bool isValueUnset(StringRef FieldName) const {
|
|
return getValueInit(FieldName) == UnsetInit::get();
|
|
}
|
|
|
|
/// getValueAsString - This method looks up the specified field and returns
|
|
/// its value as a string, throwing an exception if the field does not exist
|
|
/// or if the value is not a string.
|
|
///
|
|
std::string getValueAsString(StringRef FieldName) const;
|
|
|
|
/// getValueAsBitsInit - This method looks up the specified field and returns
|
|
/// its value as a BitsInit, throwing an exception if the field does not exist
|
|
/// or if the value is not the right type.
|
|
///
|
|
BitsInit *getValueAsBitsInit(StringRef FieldName) const;
|
|
|
|
/// getValueAsListInit - This method looks up the specified field and returns
|
|
/// its value as a ListInit, throwing an exception if the field does not exist
|
|
/// or if the value is not the right type.
|
|
///
|
|
ListInit *getValueAsListInit(StringRef FieldName) const;
|
|
|
|
/// getValueAsListOfDefs - This method looks up the specified field and
|
|
/// returns its value as a vector of records, throwing an exception if the
|
|
/// field does not exist or if the value is not the right type.
|
|
///
|
|
std::vector<Record*> getValueAsListOfDefs(StringRef FieldName) const;
|
|
|
|
/// getValueAsListOfInts - This method looks up the specified field and
|
|
/// returns its value as a vector of integers, throwing an exception if the
|
|
/// field does not exist or if the value is not the right type.
|
|
///
|
|
std::vector<int64_t> getValueAsListOfInts(StringRef FieldName) const;
|
|
|
|
/// getValueAsListOfStrings - This method looks up the specified field and
|
|
/// returns its value as a vector of strings, throwing an exception if the
|
|
/// field does not exist or if the value is not the right type.
|
|
///
|
|
std::vector<std::string> getValueAsListOfStrings(StringRef FieldName) const;
|
|
|
|
/// getValueAsDef - This method looks up the specified field and returns its
|
|
/// value as a Record, throwing an exception if the field does not exist or if
|
|
/// the value is not the right type.
|
|
///
|
|
Record *getValueAsDef(StringRef FieldName) const;
|
|
|
|
/// getValueAsBit - This method looks up the specified field and returns its
|
|
/// value as a bit, throwing an exception if the field does not exist or if
|
|
/// the value is not the right type.
|
|
///
|
|
bool getValueAsBit(StringRef FieldName) const;
|
|
|
|
/// getValueAsBitOrUnset - This method looks up the specified field and
|
|
/// returns its value as a bit. If the field is unset, sets Unset to true and
|
|
/// returns false.
|
|
///
|
|
bool getValueAsBitOrUnset(StringRef FieldName, bool &Unset) const;
|
|
|
|
/// getValueAsInt - This method looks up the specified field and returns its
|
|
/// value as an int64_t, throwing an exception if the field does not exist or
|
|
/// if the value is not the right type.
|
|
///
|
|
int64_t getValueAsInt(StringRef FieldName) const;
|
|
|
|
/// getValueAsDag - This method looks up the specified field and returns its
|
|
/// value as an Dag, throwing an exception if the field does not exist or if
|
|
/// the value is not the right type.
|
|
///
|
|
DagInit *getValueAsDag(StringRef FieldName) const;
|
|
};
|
|
|
|
raw_ostream &operator<<(raw_ostream &OS, const Record &R);
|
|
|
|
struct MultiClass {
|
|
Record Rec; // Placeholder for template args and Name.
|
|
typedef std::vector<std::unique_ptr<Record>> RecordVector;
|
|
RecordVector DefPrototypes;
|
|
|
|
void dump() const;
|
|
|
|
MultiClass(const std::string &Name, SMLoc Loc, RecordKeeper &Records) :
|
|
Rec(Name, Loc, Records) {}
|
|
};
|
|
|
|
class RecordKeeper {
|
|
typedef std::map<std::string, std::unique_ptr<Record>> RecordMap;
|
|
RecordMap Classes, Defs;
|
|
|
|
public:
|
|
const RecordMap &getClasses() const { return Classes; }
|
|
const RecordMap &getDefs() const { return Defs; }
|
|
|
|
Record *getClass(const std::string &Name) const {
|
|
auto I = Classes.find(Name);
|
|
return I == Classes.end() ? nullptr : I->second.get();
|
|
}
|
|
Record *getDef(const std::string &Name) const {
|
|
auto I = Defs.find(Name);
|
|
return I == Defs.end() ? nullptr : I->second.get();
|
|
}
|
|
void addClass(std::unique_ptr<Record> R) {
|
|
bool Ins = Classes.insert(std::make_pair(R->getName(),
|
|
std::move(R))).second;
|
|
(void)Ins;
|
|
assert(Ins && "Class already exists");
|
|
}
|
|
void addDef(std::unique_ptr<Record> R) {
|
|
bool Ins = Defs.insert(std::make_pair(R->getName(),
|
|
std::move(R))).second;
|
|
(void)Ins;
|
|
assert(Ins && "Record already exists");
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// High-level helper methods, useful for tablegen backends...
|
|
|
|
/// getAllDerivedDefinitions - This method returns all concrete definitions
|
|
/// that derive from the specified class name. If a class with the specified
|
|
/// name does not exist, an exception is thrown.
|
|
std::vector<Record*>
|
|
getAllDerivedDefinitions(const std::string &ClassName) const;
|
|
|
|
void dump() const;
|
|
};
|
|
|
|
/// LessRecord - Sorting predicate to sort record pointers by name.
|
|
///
|
|
struct LessRecord {
|
|
bool operator()(const Record *Rec1, const Record *Rec2) const {
|
|
return StringRef(Rec1->getName()).compare_numeric(Rec2->getName()) < 0;
|
|
}
|
|
};
|
|
|
|
/// LessRecordByID - Sorting predicate to sort record pointers by their
|
|
/// unique ID. If you just need a deterministic order, use this, since it
|
|
/// just compares two `unsigned`; the other sorting predicates require
|
|
/// string manipulation.
|
|
struct LessRecordByID {
|
|
bool operator()(const Record *LHS, const Record *RHS) const {
|
|
return LHS->getID() < RHS->getID();
|
|
}
|
|
};
|
|
|
|
/// LessRecordFieldName - Sorting predicate to sort record pointers by their
|
|
/// name field.
|
|
///
|
|
struct LessRecordFieldName {
|
|
bool operator()(const Record *Rec1, const Record *Rec2) const {
|
|
return Rec1->getValueAsString("Name") < Rec2->getValueAsString("Name");
|
|
}
|
|
};
|
|
|
|
struct LessRecordRegister {
|
|
static size_t min(size_t a, size_t b) { return a < b ? a : b; }
|
|
static bool ascii_isdigit(char x) { return x >= '0' && x <= '9'; }
|
|
|
|
struct RecordParts {
|
|
SmallVector<std::pair< bool, StringRef>, 4> Parts;
|
|
|
|
RecordParts(StringRef Rec) {
|
|
if (Rec.empty())
|
|
return;
|
|
|
|
size_t Len = 0;
|
|
const char *Start = Rec.data();
|
|
const char *Curr = Start;
|
|
bool isDigitPart = ascii_isdigit(Curr[0]);
|
|
for (size_t I = 0, E = Rec.size(); I != E; ++I, ++Len) {
|
|
bool isDigit = ascii_isdigit(Curr[I]);
|
|
if (isDigit != isDigitPart) {
|
|
Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len)));
|
|
Len = 0;
|
|
Start = &Curr[I];
|
|
isDigitPart = ascii_isdigit(Curr[I]);
|
|
}
|
|
}
|
|
// Push the last part.
|
|
Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len)));
|
|
}
|
|
|
|
size_t size() { return Parts.size(); }
|
|
|
|
std::pair<bool, StringRef> getPart(size_t i) {
|
|
assert (i < Parts.size() && "Invalid idx!");
|
|
return Parts[i];
|
|
}
|
|
};
|
|
|
|
bool operator()(const Record *Rec1, const Record *Rec2) const {
|
|
RecordParts LHSParts(StringRef(Rec1->getName()));
|
|
RecordParts RHSParts(StringRef(Rec2->getName()));
|
|
|
|
size_t LHSNumParts = LHSParts.size();
|
|
size_t RHSNumParts = RHSParts.size();
|
|
assert (LHSNumParts && RHSNumParts && "Expected at least one part!");
|
|
|
|
if (LHSNumParts != RHSNumParts)
|
|
return LHSNumParts < RHSNumParts;
|
|
|
|
// We expect the registers to be of the form [_a-zA-z]+([0-9]*[_a-zA-Z]*)*.
|
|
for (size_t I = 0, E = LHSNumParts; I < E; I+=2) {
|
|
std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I);
|
|
std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I);
|
|
// Expect even part to always be alpha.
|
|
assert (LHSPart.first == false && RHSPart.first == false &&
|
|
"Expected both parts to be alpha.");
|
|
if (int Res = LHSPart.second.compare(RHSPart.second))
|
|
return Res < 0;
|
|
}
|
|
for (size_t I = 1, E = LHSNumParts; I < E; I+=2) {
|
|
std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I);
|
|
std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I);
|
|
// Expect odd part to always be numeric.
|
|
assert (LHSPart.first == true && RHSPart.first == true &&
|
|
"Expected both parts to be numeric.");
|
|
if (LHSPart.second.size() != RHSPart.second.size())
|
|
return LHSPart.second.size() < RHSPart.second.size();
|
|
|
|
unsigned LHSVal, RHSVal;
|
|
|
|
bool LHSFailed = LHSPart.second.getAsInteger(10, LHSVal); (void)LHSFailed;
|
|
assert(!LHSFailed && "Unable to convert LHS to integer.");
|
|
bool RHSFailed = RHSPart.second.getAsInteger(10, RHSVal); (void)RHSFailed;
|
|
assert(!RHSFailed && "Unable to convert RHS to integer.");
|
|
|
|
if (LHSVal != RHSVal)
|
|
return LHSVal < RHSVal;
|
|
}
|
|
return LHSNumParts < RHSNumParts;
|
|
}
|
|
};
|
|
|
|
raw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK);
|
|
|
|
/// QualifyName - Return an Init with a qualifier prefix referring
|
|
/// to CurRec's name.
|
|
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
|
|
Init *Name, const std::string &Scoper);
|
|
|
|
/// QualifyName - Return an Init with a qualifier prefix referring
|
|
/// to CurRec's name.
|
|
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
|
|
const std::string &Name, const std::string &Scoper);
|
|
|
|
} // End llvm namespace
|
|
|
|
#endif
|