Record.h revision 96a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0e
17c788888872233748da10a8177a9a1eb176c1bc8Peter Collingbourne//===- llvm/TableGen/Record.h - Classes for Table Records -------*- C++ -*-===// 23da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman// 301d45827a1e512f3b19ba857772bf02baa3c0c4eJohn Criswell// The LLVM Compiler Infrastructure 401d45827a1e512f3b19ba857772bf02baa3c0c4eJohn Criswell// 53060910e290949a9ac5eda8726d030790c4d60ffChris Lattner// This file is distributed under the University of Illinois Open Source 63060910e290949a9ac5eda8726d030790c4d60ffChris Lattner// License. See LICENSE.TXT for details. 73da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman// 801d45827a1e512f3b19ba857772bf02baa3c0c4eJohn Criswell//===----------------------------------------------------------------------===// 9e62c1185bee05facc25d1d725434f517261d308bChris Lattner// 1014d7c59491347a2f8f29e120fd75a4cad42f68e7Chris Lattner// This file defines the main TableGen data structures, including the TableGen 1114d7c59491347a2f8f29e120fd75a4cad42f68e7Chris Lattner// types, values, and high-level data structures. 12e62c1185bee05facc25d1d725434f517261d308bChris Lattner// 13e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 14e62c1185bee05facc25d1d725434f517261d308bChris Lattner 157c788888872233748da10a8177a9a1eb176c1bc8Peter Collingbourne#ifndef LLVM_TABLEGEN_RECORD_H 167c788888872233748da10a8177a9a1eb176c1bc8Peter Collingbourne#define LLVM_TABLEGEN_RECORD_H 17e62c1185bee05facc25d1d725434f517261d308bChris Lattner 18c45a2cacd09f88b8b715fd89f5bf6c2347b2cce9David Greene#include "llvm/ADT/ArrayRef.h" 19726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greene#include "llvm/ADT/FoldingSet.h" 20dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene#include "llvm/Support/Allocator.h" 21099e198ae84c1a6cfe2a7c79ee9f47fa67caac8fChris Lattner#include "llvm/Support/SourceMgr.h" 223cc52ea33c0b96d1682f14fc45c45b57df0f39b6Michael J. Spencer#include "llvm/Support/DataTypes.h" 231a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar#include "llvm/Support/raw_ostream.h" 24e62c1185bee05facc25d1d725434f517261d308bChris Lattner#include <map> 25028936ada14335bb04f377d46a6261dc4c66dafdJohn Criswell 26d0fde30ce850b78371fd1386338350591f9ff494Brian Gaekenamespace llvm { 271a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarclass raw_ostream; 2821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 297dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner// RecTy subclasses. 307cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass BitRecTy; 317cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass BitsRecTy; 327cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass IntRecTy; 337cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass StringRecTy; 347cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass ListRecTy; 357cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass CodeRecTy; 3640f71134b9fef0ca06c516f033cc9403394a913cChris Lattnerclass DagRecTy; 377cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass RecordRecTy; 387cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 397dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner// Init subclasses. 40afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greeneclass Init; 41e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass UnsetInit; 42e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitInit; 43e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitsInit; 44e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass IntInit; 45e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass StringInit; 46e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattnerclass CodeInit; 47e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass ListInit; 48e6c27de069225e1122c78385ad22a2ff656db8e6David Greeneclass UnOpInit; 49711e5d96aa648ebe96b09483d0775f3b16283e3dChris Lattnerclass BinOpInit; 504afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greeneclass TernOpInit; 51e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass DefInit; 528e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattnerclass DagInit; 53b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattnerclass TypedInit; 54b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattnerclass VarInit; 55a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattnerclass FieldInit; 56b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattnerclass VarBitInit; 571dba7abdd77e19c230f0426825a5ae4879471dccChris Lattnerclass VarListElementInit; 587cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 597dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner// Other classes. 60e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass Record; 617dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattnerclass RecordVal; 62293b13350c2fbae8a64b0b0beb440cb859968c8cBob Wilsonstruct MultiClass; 6367db883487fca3472fdde51e931657e22d4d0495Chris Lattnerclass RecordKeeper; 64e62c1185bee05facc25d1d725434f517261d308bChris Lattner 65e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 66e62c1185bee05facc25d1d725434f517261d308bChris Lattner// Type Classes 67e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 68e62c1185bee05facc25d1d725434f517261d308bChris Lattner 6977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenclass RecTy { 7077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen ListRecTy *ListTy; 7177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 7277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen RecTy() : ListTy(0) {} 73e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual ~RecTy() {} 74e62c1185bee05facc25d1d725434f517261d308bChris Lattner 7599ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner virtual std::string getAsString() const = 0; 761a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS) const { OS << getAsString(); } 777cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner void dump() const; 787cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 797cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner /// typeIsConvertibleTo - Return true if all values of 'this' type can be 807cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner /// converted to the specified type. 817cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool typeIsConvertibleTo(const RecTy *RHS) const = 0; 827cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 8377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen /// getListTy - Returns the type representing list<this>. 8477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen ListRecTy *getListTy(); 8577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 867cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerpublic: // These methods should only be called from subclasses of Init 8705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return 0; } 8805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 8905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 9005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 9105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 9205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 9305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { 9405bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 95e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 9605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { 9705bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 98e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene } 9905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { 10005bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 1014afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 10305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 10405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 10505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 10605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI) { return 0; } 10705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { 10805bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)VI); 109b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattner } 11005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { 11105bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)FI); 112b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattner } 113e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1147cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerpublic: // These methods should only be called by subclasses of RecTy. 1157cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner // baseClassOf - These virtual methods should be overloaded to return true iff 1167cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner // all values of type 'RHS' can be converted to the 'this' type. 1177cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 1187cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 1197cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 1207cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 1217cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 1227cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 12340f71134b9fef0ca06c516f033cc9403394a913cChris Lattner virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 1247cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 125e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 126e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1271a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const RecTy &Ty) { 128e62c1185bee05facc25d1d725434f517261d308bChris Lattner Ty.print(OS); 129e62c1185bee05facc25d1d725434f517261d308bChris Lattner return OS; 130e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 131e62c1185bee05facc25d1d725434f517261d308bChris Lattner 13207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 13307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitRecTy - 'bit' - Represent a single bit 13407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1351fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass BitRecTy : public RecTy { 13677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitRecTy Shared; 13777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen BitRecTy() {} 1381fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 13977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitRecTy *get() { return &Shared; } 14077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 14105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 14205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return (Init*)BI; } 14305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 14405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II); 14505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 14605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 14705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 14805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return (Init*)VB; } 14905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 15005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 15105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 15205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 15305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 15405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 15505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 15605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 157e62c1185bee05facc25d1d725434f517261d308bChris Lattner 15899ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const { return "bit"; } 1597cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 1607cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 1617cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 1627cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 163ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return true; } 164ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const; 165ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return true; } 166ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 167ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 168ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 169ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 170ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 171ead87b671278379f92890fddd859a301bb68f462Reid Spencer 172e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 173e62c1185bee05facc25d1d725434f517261d308bChris Lattner 17407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 175234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman// BitsRecTy - 'bits<n>' - Represent a fixed number of bits 176234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman/// BitsRecTy - 'bits<n>' - Represent a fixed number of bits 17707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 178e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitsRecTy : public RecTy { 179e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Size; 1801002c0203450620594a85454c6a095ca94b87cb2Dan Gohman explicit BitsRecTy(unsigned Sz) : Size(Sz) {} 18177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 18277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitsRecTy *get(unsigned Sz); 183e62c1185bee05facc25d1d725434f517261d308bChris Lattner 184e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getNumBits() const { return Size; } 185e62c1185bee05facc25d1d725434f517261d308bChris Lattner 18605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI); 18705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *UI); 18805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 18905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II); 19005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 19105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 19205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 19305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 19405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 19505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 19605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 19705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 19805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 19905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 20005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 20105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 202ead87b671278379f92890fddd859a301bb68f462Reid Spencer 20399ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const; 2047cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 2057cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 2067cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2077cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 208ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return Size == 1; } 209ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { 2107cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->Size == Size; 2117cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 212ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return true; } 213ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 214ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 215ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 216ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 217ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 218ead87b671278379f92890fddd859a301bb68f462Reid Spencer 219e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 220e62c1185bee05facc25d1d725434f517261d308bChris Lattner 22107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 22207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// IntRecTy - 'int' - Represent an integer value of no particular size 22307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 2241fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass IntRecTy : public RecTy { 22577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static IntRecTy Shared; 22677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen IntRecTy() {} 2271fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 22877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static IntRecTy *get() { return &Shared; } 22977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 23005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 23105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI); 23205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 23305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return (Init*)II; } 23405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 23505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 23605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 23705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 23805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 23905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 24005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 24105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 24205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 24305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 24405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 24505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 246ead87b671278379f92890fddd859a301bb68f462Reid Spencer 24799ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const { return "int"; } 2487cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 2497cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 2507cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2517cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 2527cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 253ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return true; } 254ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return true; } 255ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return true; } 256ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 257ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 258ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 259ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 260ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 261ead87b671278379f92890fddd859a301bb68f462Reid Spencer 262e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 263e62c1185bee05facc25d1d725434f517261d308bChris Lattner 26407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// StringRecTy - 'string' - Represent an string value 26507278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 2661fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass StringRecTy : public RecTy { 26777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static StringRecTy Shared; 26877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen StringRecTy() {} 2691fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 27077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static StringRecTy *get() { return &Shared; } 27177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 27205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 27305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 27405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 27505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 27605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return (Init*)SI; } 27705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 27805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *BO); 27905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *BO); 28005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);} 28105bce0beee87512e52428d4b80f5a8e79a949576David Greene 28205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 28305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 28405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 28505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 28605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 28705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 28805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 289ead87b671278379f92890fddd859a301bb68f462Reid Spencer 29099ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const { return "string"; } 2917cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 2927cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 2937cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2947cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 2957cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 296ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 297ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 298ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 2997cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const StringRecTy *RHS) const { return true; } 300ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 301ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 302ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 303ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 304e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 305e62c1185bee05facc25d1d725434f517261d308bChris Lattner 306234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman// ListRecTy - 'list<Ty>' - Represent a list of values, all of which must be of 307234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman// the specified type. 308234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman/// ListRecTy - 'list<Ty>' - Represent a list of values, all of which must 309234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman/// be of the specified type. 31007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 311e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass ListRecTy : public RecTy { 3127cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner RecTy *Ty; 3131002c0203450620594a85454c6a095ca94b87cb2Dan Gohman explicit ListRecTy(RecTy *T) : Ty(T) {} 31477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend ListRecTy *RecTy::getListTy(); 31577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 31677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static ListRecTy *get(RecTy *T) { return T->getListTy(); } 3177cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner RecTy *getElementType() const { return Ty; } 318f1b36f9a71eb267f04b7bd3a32aca9bc69f71e97Chris Lattner 31905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 32005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 32105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 32205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 32305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 32405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI); 32505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 32605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 32705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 32805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 32905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 33005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 33105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 33205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 33305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 33405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 3353da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 33699ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const; 3377cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 3387cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 3397cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 3407cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 3417cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 342ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 343ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 344ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 345ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 346ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { 3473da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman return RHS->getElementType()->typeIsConvertibleTo(Ty); 3487cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 349ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 350ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 351ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 352e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 353e62c1185bee05facc25d1d725434f517261d308bChris Lattner 354f05760de76b4ec26474da18c97770ca369972cfdChris Lattner/// CodeRecTy - 'code' - Represent an code fragment, function or method. 355f05760de76b4ec26474da18c97770ca369972cfdChris Lattner/// 3561fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass CodeRecTy : public RecTy { 35777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static CodeRecTy Shared; 35877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen CodeRecTy() {} 3591fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 36077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static CodeRecTy *get() { return &Shared; } 36177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 36205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 36305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 36405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 36505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 36605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 36705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 36805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return (Init*)CI; } 36905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 37005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 37105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 37205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 37305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 37405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 37505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 37605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 37705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 378ead87b671278379f92890fddd859a301bb68f462Reid Spencer 37999ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const { return "code"; } 3807cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 3817cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 3827cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 3837cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 384ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 385ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 386ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 387ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 388ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 389ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return true; } 390ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 391ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 392f05760de76b4ec26474da18c97770ca369972cfdChris Lattner}; 393f05760de76b4ec26474da18c97770ca369972cfdChris Lattner 39440f71134b9fef0ca06c516f033cc9403394a913cChris Lattner/// DagRecTy - 'dag' - Represent a dag fragment 39540f71134b9fef0ca06c516f033cc9403394a913cChris Lattner/// 3961fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass DagRecTy : public RecTy { 39777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static DagRecTy Shared; 39877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DagRecTy() {} 3991fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 40077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static DagRecTy *get() { return &Shared; } 40177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 40205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 40305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 40405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 40505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 40605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 40705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 40805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 40905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 41005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 41105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *BO); 41205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *BO); 41305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);} 41405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *CI) { return (Init*)CI; } 41505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 41605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 41705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 41840f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 41999ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const { return "dag"; } 42040f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 42140f71134b9fef0ca06c516f033cc9403394a913cChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 42240f71134b9fef0ca06c516f033cc9403394a913cChris Lattner return RHS->baseClassOf(this); 42340f71134b9fef0ca06c516f033cc9403394a913cChris Lattner } 424ead87b671278379f92890fddd859a301bb68f462Reid Spencer 425ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 426ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 427ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 428ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 429ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 430ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 431ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return true; } 432ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; } 43340f71134b9fef0ca06c516f033cc9403394a913cChris Lattner}; 43440f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 435f05760de76b4ec26474da18c97770ca369972cfdChris Lattner 436234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman/// RecordRecTy - '[classname]' - Represent an instance of a class, such as: 43707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// (R32 X = EAX). 43807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 439e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordRecTy : public RecTy { 440e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *Rec; 4411002c0203450620594a85454c6a095ca94b87cb2Dan Gohman explicit RecordRecTy(Record *R) : Rec(R) {} 44277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend class Record; 44377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 44477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static RecordRecTy *get(Record *R); 445e62c1185bee05facc25d1d725434f517261d308bChris Lattner 446a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner Record *getRecord() const { return Rec; } 447a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 44805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 44905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 45005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 45105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 45205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 45305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 45405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( CodeInit *CI) { return 0; } 45505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 45605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 45705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 45805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 45905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI); 46005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 46105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *VI); 46205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 46305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 464e62c1185bee05facc25d1d725434f517261d308bChris Lattner 46599ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner std::string getAsString() const; 4667cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 4677cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner bool typeIsConvertibleTo(const RecTy *RHS) const { 4687cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 4697cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 470ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitRecTy *RHS) const { return false; } 471ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const BitsRecTy *RHS) const { return false; } 472ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const IntRecTy *RHS) const { return false; } 473ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const StringRecTy *RHS) const { return false; } 474ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const ListRecTy *RHS) const { return false; } 475ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const CodeRecTy *RHS) const { return false; } 476ead87b671278379f92890fddd859a301bb68f462Reid Spencer virtual bool baseClassOf(const DagRecTy *RHS) const { return false; } 4777cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool baseClassOf(const RecordRecTy *RHS) const; 478e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 479e62c1185bee05facc25d1d725434f517261d308bChris Lattner 48021870411d9c1807526b613d04c2ebae5a43c263bBob Wilson/// resolveTypes - Find a common type that T1 and T2 convert to. 481e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene/// Return 0 if no such type exists. 482e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene/// 483e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid GreeneRecTy *resolveTypes(RecTy *T1, RecTy *T2); 48407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 485e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 486e62c1185bee05facc25d1d725434f517261d308bChris Lattner// Initializer Classes 487e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 488e62c1185bee05facc25d1d725434f517261d308bChris Lattner 489afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greeneclass Init { 490dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene Init(const Init &); // Do not define. 491dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene Init &operator=(const Init &); // Do not define. 492dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 493dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 494dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene Init(void) {} 495dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 496afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greenepublic: 497e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual ~Init() {} 498e62c1185bee05facc25d1d725434f517261d308bChris Lattner 499f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// isComplete - This virtual method should be overridden by values that may 500f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// not be completely specified yet. 501f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner virtual bool isComplete() const { return true; } 502f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 503f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// print - Print out this value. 5041a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS) const { OS << getAsString(); } 5053aba4d39fd101238ac06871895c28f26736d80cbChris Lattner 5063aba4d39fd101238ac06871895c28f26736d80cbChris Lattner /// getAsString - Convert this value to a string form. 5073aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const = 0; 5080b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// getAsUnquotedString - Convert this value to a string form, 5090b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// without adding quote markers. This primaruly affects 5100b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// StringInits where we will not surround the string value with 5110b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// quotes. 5120b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene virtual std::string getAsUnquotedString() const { return getAsString(); } 513f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 514f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// dump - Debugging method that may be called through a debugger, just 5151a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar /// invokes print on stderr. 516e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 517e62c1185bee05facc25d1d725434f517261d308bChris Lattner 518f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// convertInitializerTo - This virtual function is a simple call-back 519f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// function that should be overridden to call the appropriate 520f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// RecTy::convertValue method. 521f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 52205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const = 0; 523f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 524f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// convertInitializerBitRange - This method is used to implement the bitrange 525f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// selection operator. Given an initializer, it selects the specified bits 5267331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner /// out, returning them as a new init of bits type. If it is not legal to use 5277331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner /// the bit subscript operator on this initializer, return null. 528f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 52905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 530f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const { 531e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 532e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 533e62c1185bee05facc25d1d725434f517261d308bChris Lattner 534b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// convertInitListSlice - This method is used to implement the list slice 535b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// selection operator. Given an initializer, it selects the specified list 536b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// elements, returning them as a new init of list type. If it is not legal 537b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// to take a slice of this, return null. 538b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// 53905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 540f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitListSlice(const std::vector<unsigned> &Elements) const { 541b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner return 0; 542b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner } 543b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner 544a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// getFieldType - This method is used to implement the FieldInit class. 545a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// Implementors of this method should return the type of the named field if 546a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// they are of record type. 547a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// 548a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const { return 0; } 549a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 550b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// getFieldInit - This method complements getFieldType to return the 551b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// initializer for the specified field. If getFieldType returns non-null 552b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// this method should return non-null, otherwise it returns null. 553b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// 55405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 55505bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const { 556b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner return 0; 557b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner } 5583da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 559f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// resolveReferences - This method is used by classes that refer to other 560a8449e6aaa6f494d85e75d4755f9c47abf1e06ceBob Wilson /// variables which may not be defined at the time the expression is formed. 561f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// If a value is set for the variable later, this method will be called on 562f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// users of the value to allow the value to propagate out. 563f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 56405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const { 56505bce0beee87512e52428d4b80f5a8e79a949576David Greene return const_cast<Init *>(this); 5667dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner } 567e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 568e62c1185bee05facc25d1d725434f517261d308bChris Lattner 5691a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const Init &I) { 570e62c1185bee05facc25d1d725434f517261d308bChris Lattner I.print(OS); return OS; 571e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 572e62c1185bee05facc25d1d725434f517261d308bChris Lattner 573beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// TypedInit - This is the common super-class of types that have a specific, 574beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// explicit, type. 575beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// 576beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass TypedInit : public Init { 577beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene RecTy *Ty; 578dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 579dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene TypedInit(const TypedInit &Other); // Do not define. 580dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene TypedInit &operator=(const TypedInit &Other); // Do not define. 581dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 582dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 583d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit TypedInit(RecTy *T) : Ty(T) {} 584d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher 585dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 586beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene RecTy *getType() const { return Ty; } 587beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 58805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 589f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 59005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 591f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitListSlice(const std::vector<unsigned> &Elements) const; 592beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 5939703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// getFieldType - This method is used to implement the FieldInit class. 5949703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// Implementors of this method should return the type of the named field if 5959703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// they are of record type. 5969703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// 5979703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene virtual RecTy *getFieldType(const std::string &FieldName) const; 5989703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene 599beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveBitReference - This method is used to implement 600beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarBitInit::resolveReferences. If the bit is able to be resolved, we 601beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// simply return the resolved value, otherwise we return null. 602beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// 60305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 60405bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const = 0; 605beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 606beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 607beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 608beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 60905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 61005bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const = 0; 611beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene}; 612beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 61307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 61407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// UnsetInit - ? - Represents an uninitialized value 61507278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 6161fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass UnsetInit : public Init { 617dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene UnsetInit() : Init() {} 618dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene UnsetInit(const UnsetInit &); // Do not define. 619dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene UnsetInit &operator=(const UnsetInit &Other); // Do not define. 620dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 6211fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 62205bce0beee87512e52428d4b80f5a8e79a949576David Greene static UnsetInit *get(); 623dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 62405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 62505bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<UnsetInit *>(this)); 626e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 627e62c1185bee05facc25d1d725434f517261d308bChris Lattner 628e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual bool isComplete() const { return false; } 6293aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return "?"; } 630e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 631e62c1185bee05facc25d1d725434f517261d308bChris Lattner 63207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 63307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitInit - true/false - Represent a concrete initializer for a bit. 63407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 635e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitInit : public Init { 636e62c1185bee05facc25d1d725434f517261d308bChris Lattner bool Value; 637dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 638d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit BitInit(bool V) : Value(V) {} 639dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BitInit(const BitInit &Other); // Do not define. 640dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BitInit &operator=(BitInit &Other); // Do not define. 641dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 642dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 64305bce0beee87512e52428d4b80f5a8e79a949576David Greene static BitInit *get(bool V); 644e62c1185bee05facc25d1d725434f517261d308bChris Lattner 645e62c1185bee05facc25d1d725434f517261d308bChris Lattner bool getValue() const { return Value; } 646e62c1185bee05facc25d1d725434f517261d308bChris Lattner 64705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 64805bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<BitInit *>(this)); 649e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 650e62c1185bee05facc25d1d725434f517261d308bChris Lattner 6513aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return Value ? "1" : "0"; } 652e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 653e62c1185bee05facc25d1d725434f517261d308bChris Lattner 65407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitsInit - { a, b, c } - Represents an initializer for a BitsRecTy value. 65507278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// It contains a vector of bits, whose size is determined by the type. 65607278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 657726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greeneclass BitsInit : public Init, public FoldingSetNode { 65805bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Bits; 659dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 66005bce0beee87512e52428d4b80f5a8e79a949576David Greene BitsInit(ArrayRef<Init *> Range) : Bits(Range.begin(), Range.end()) {} 661e62c1185bee05facc25d1d725434f517261d308bChris Lattner 662dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BitsInit(const BitsInit &Other); // Do not define. 663dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BitsInit &operator=(const BitsInit &Other); // Do not define. 664dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 665dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 66605bce0beee87512e52428d4b80f5a8e79a949576David Greene static BitsInit *get(ArrayRef<Init *> Range); 667dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 668726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greene void Profile(FoldingSetNodeID &ID) const; 669726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greene 670e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getNumBits() const { return Bits.size(); } 671e62c1185bee05facc25d1d725434f517261d308bChris Lattner 67205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getBit(unsigned Bit) const { 673e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(Bit < Bits.size() && "Bit index out of range!"); 674e62c1185bee05facc25d1d725434f517261d308bChris Lattner return Bits[Bit]; 675e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 676e62c1185bee05facc25d1d725434f517261d308bChris Lattner 67705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 67805bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<BitsInit *>(this)); 679e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 68005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 681f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 682e62c1185bee05facc25d1d725434f517261d308bChris Lattner 683e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual bool isComplete() const { 684e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0; i != getNumBits(); ++i) 685e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (!getBit(i)->isComplete()) return false; 686e62c1185bee05facc25d1d725434f517261d308bChris Lattner return true; 687e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 6881808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen bool allInComplete() const { 6891808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen for (unsigned i = 0; i != getNumBits(); ++i) 6901808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen if (getBit(i)->isComplete()) return false; 6911808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen return true; 6921808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen } 6933aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 694e62c1185bee05facc25d1d725434f517261d308bChris Lattner 69505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 696e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 697e62c1185bee05facc25d1d725434f517261d308bChris Lattner 69807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 69907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// IntInit - 7 - Represent an initalization by a literal integer value. 70007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 701e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greeneclass IntInit : public TypedInit { 70263f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman int64_t Value; 703dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 70477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen explicit IntInit(int64_t V) : TypedInit(IntRecTy::get()), Value(V) {} 705e62c1185bee05facc25d1d725434f517261d308bChris Lattner 706dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene IntInit(const IntInit &Other); // Do not define. 707dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene IntInit &operator=(const IntInit &Other); // Do note define. 708dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 709dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 71005bce0beee87512e52428d4b80f5a8e79a949576David Greene static IntInit *get(int64_t V); 711dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 71263f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman int64_t getValue() const { return Value; } 713e62c1185bee05facc25d1d725434f517261d308bChris Lattner 71405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 71505bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<IntInit *>(this)); 716e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 71705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 718f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 719e62c1185bee05facc25d1d725434f517261d308bChris Lattner 7203aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 721e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 722e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveBitReference - This method is used to implement 723e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarBitInit::resolveReferences. If the bit is able to be resolved, we 724e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// simply return the resolved value, otherwise we return null. 725e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// 72605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 72705bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const { 728e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene assert(0 && "Illegal bit reference off int"); 729e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene return 0; 730e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene } 731e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 732e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveListElementReference - This method is used to implement 733e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 734e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// now, we return the resolved value, otherwise we return null. 73505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 73605bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 737e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene assert(0 && "Illegal element reference off int"); 738e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene return 0; 739e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene } 740e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 741e62c1185bee05facc25d1d725434f517261d308bChris Lattner 74207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 74307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// StringInit - "foo" - Represent an initialization by a string value. 74407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 745beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass StringInit : public TypedInit { 746e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::string Value; 747dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 748d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit StringInit(const std::string &V) 74977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen : TypedInit(StringRecTy::get()), Value(V) {} 750e62c1185bee05facc25d1d725434f517261d308bChris Lattner 751dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene StringInit(const StringInit &Other); // Do not define. 752dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene StringInit &operator=(const StringInit &Other); // Do not define. 753dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 754dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 75505bce0beee87512e52428d4b80f5a8e79a949576David Greene static StringInit *get(const std::string &V); 756dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 7575c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner const std::string &getValue() const { return Value; } 7585c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 75905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 76005bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<StringInit *>(this)); 761e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 762e62c1185bee05facc25d1d725434f517261d308bChris Lattner 7633aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return "\"" + Value + "\""; } 7640b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene virtual std::string getAsUnquotedString() const { return Value; } 765beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 766beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveBitReference - This method is used to implement 767beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarBitInit::resolveReferences. If the bit is able to be resolved, we 768beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// simply return the resolved value, otherwise we return null. 769beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// 77005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 77105bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const { 772beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal bit reference off string"); 773beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 774beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 775beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 776beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 777beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 778beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 77905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 78005bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 781beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal element reference off string"); 782beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 783beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 784e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 785e62c1185bee05facc25d1d725434f517261d308bChris Lattner 786e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner/// CodeInit - "[{...}]" - Represent a code fragment. 787e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner/// 788e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattnerclass CodeInit : public Init { 789e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner std::string Value; 790dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 791d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit CodeInit(const std::string &V) : Value(V) {} 792e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner 793dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene CodeInit(const CodeInit &Other); // Do not define. 794dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene CodeInit &operator=(const CodeInit &Other); // Do not define. 795dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 796dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 79705bce0beee87512e52428d4b80f5a8e79a949576David Greene static CodeInit *get(const std::string &V); 798dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 7997ed1391ff66012e4963081cfb20b6166e8784f50Chris Lattner const std::string &getValue() const { return Value; } 800c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner 80105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 80205bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<CodeInit *>(this)); 803e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner } 804e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner 8053aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return "[{" + Value + "}]"; } 806e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner}; 807e3a1d054483d6e2551a43232f2c968fc7ce523f2Chris Lattner 80807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// ListInit - [AL, AH, CL] - Represent a list of defs 80907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 810aad4c9fc37b38cae21343173084c81d789535446David Greeneclass ListInit : public TypedInit, public FoldingSetNode { 81105bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Values; 812e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 81305bce0beee87512e52428d4b80f5a8e79a949576David Greene typedef std::vector<Init*>::const_iterator const_iterator; 8145f9f9ba00b85eb19da2618f393e43a6a11b5d892David Greene 815aad4c9fc37b38cae21343173084c81d789535446David Greeneprivate: 81605bce0beee87512e52428d4b80f5a8e79a949576David Greene explicit ListInit(ArrayRef<Init *> Range, RecTy *EltTy) 81760c04af7879c3eda957162737783de726dd177b6David Greene : TypedInit(ListRecTy::get(EltTy)), Values(Range.begin(), Range.end()) {} 818e62c1185bee05facc25d1d725434f517261d308bChris Lattner 819dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene ListInit(const ListInit &Other); // Do not define. 820dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene ListInit &operator=(const ListInit &Other); // Do not define. 821dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 822dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 82305bce0beee87512e52428d4b80f5a8e79a949576David Greene static ListInit *get(ArrayRef<Init *> Range, RecTy *EltTy); 824dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 825aad4c9fc37b38cae21343173084c81d789535446David Greene void Profile(FoldingSetNodeID &ID) const; 826aad4c9fc37b38cae21343173084c81d789535446David Greene 8277cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner unsigned getSize() const { return Values.size(); } 82805bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getElement(unsigned i) const { 8297cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner assert(i < Values.size() && "List element index out of range!"); 8307cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return Values[i]; 831e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 832e62c1185bee05facc25d1d725434f517261d308bChris Lattner 83350d456539dea5e61d7a1592a78f1861fb35b0063Chris Lattner Record *getElementAsRecord(unsigned i) const; 83421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 83505bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *convertInitListSlice(const std::vector<unsigned> &Elements) const; 836b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner 83705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 83805bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<ListInit *>(this)); 839e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 840e62c1185bee05facc25d1d725434f517261d308bChris Lattner 8411dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// resolveReferences - This method is used by classes that refer to other 8421dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// variables which may not be defined at the time they expression is formed. 8431dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// If a value is set for the variable later, this method will be called on 8441dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// users of the value to allow the value to propagate out. 8451dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// 84605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 8471dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 8483aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 84982137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov 85005bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init*> getValues() const { return Values; } 851c45a2cacd09f88b8b715fd89f5bf6c2347b2cce9David Greene 85282137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline const_iterator begin() const { return Values.begin(); } 85382137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline const_iterator end () const { return Values.end(); } 85482137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov 85582137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline size_t size () const { return Values.size(); } 85682137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline bool empty() const { return Values.empty(); } 857e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 858e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveBitReference - This method is used to implement 859e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarBitInit::resolveReferences. If the bit is able to be resolved, we 860e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// simply return the resolved value, otherwise we return null. 861e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// 86205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 86305bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const { 864e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene assert(0 && "Illegal bit reference off list"); 865e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene return 0; 866e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene } 867e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 868e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveListElementReference - This method is used to implement 869e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 870e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// now, we return the resolved value, otherwise we return null. 87105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 87205bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 873e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 874e62c1185bee05facc25d1d725434f517261d308bChris Lattner 8757331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 876d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// OpInit - Base class for operators 877d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 878d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greeneclass OpInit : public TypedInit { 879dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene OpInit(const OpInit &Other); // Do not define. 880dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene OpInit &operator=(OpInit &Other); // Do not define. 881d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher 882dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 883dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene explicit OpInit(RecTy *Type) : TypedInit(Type) {} 884dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 885dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 886d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Clone - Clone this operator, replacing arguments with the new list 88705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const = 0; 888d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 889a9ad04191cb56c42944b17980b8b2bb2afe11ab2Dan Gohman virtual int getNumOperands() const = 0; 89005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getOperand(int i) const = 0; 891d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 892d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Fold - If possible, fold this to a simpler init. Return this if not 893d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // possible to fold. 89405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const = 0; 895d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 89605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 89705bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<OpInit *>(this)); 898d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 89921870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 90005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 90105bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const; 90205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 90305bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 904d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene}; 905d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 906d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 907d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// UnOpInit - !op (X) - Transform an init. 908d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 909e6c27de069225e1122c78385ad22a2ff656db8e6David Greeneclass UnOpInit : public OpInit { 910e6c27de069225e1122c78385ad22a2ff656db8e6David Greenepublic: 9111434f66b2e132a707e2c8ccb3350ea13fb5aa051David Greene enum UnaryOp { CAST, HEAD, TAIL, EMPTY }; 912e6c27de069225e1122c78385ad22a2ff656db8e6David Greeneprivate: 913e6c27de069225e1122c78385ad22a2ff656db8e6David Greene UnaryOp Opc; 91405bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS; 915dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 91605bce0beee87512e52428d4b80f5a8e79a949576David Greene UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type) 917dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene : OpInit(Type), Opc(opc), LHS(lhs) {} 918dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 919dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene UnOpInit(const UnOpInit &Other); // Do not define. 920dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene UnOpInit &operator=(const UnOpInit &Other); // Do not define. 921dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 922e6c27de069225e1122c78385ad22a2ff656db8e6David Greenepublic: 92305bce0beee87512e52428d4b80f5a8e79a949576David Greene static UnOpInit *get(UnaryOp opc, Init *lhs, RecTy *Type); 924d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 925e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // Clone - Clone this operator, replacing arguments with the new list 92605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 927aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 1 && 928aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for unary operation"); 929dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return UnOpInit::get(getOpcode(), *Operands.begin(), getType()); 930e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 931d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 932a9ad04191cb56c42944b17980b8b2bb2afe11ab2Dan Gohman int getNumOperands() const { return 1; } 93305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperand(int i) const { 934e6c27de069225e1122c78385ad22a2ff656db8e6David Greene assert(i == 0 && "Invalid operand id for unary operator"); 935e6c27de069225e1122c78385ad22a2ff656db8e6David Greene return getOperand(); 936e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 93721870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 938e6c27de069225e1122c78385ad22a2ff656db8e6David Greene UnaryOp getOpcode() const { return Opc; } 93905bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperand() const { return LHS; } 940d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 941e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // Fold - If possible, fold this to a simpler init. Return this if not 942e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // possible to fold. 94305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 944d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 94505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 94621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 947e6c27de069225e1122c78385ad22a2ff656db8e6David Greene virtual std::string getAsString() const; 948e6c27de069225e1122c78385ad22a2ff656db8e6David Greene}; 949e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 950e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene/// BinOpInit - !op (X, Y) - Combine two inits. 951e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene/// 952d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greeneclass BinOpInit : public OpInit { 953e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greenepublic: 954c7252ce74324e44efa7ec2506035a8e2d2e93d2fChris Lattner enum BinaryOp { SHL, SRA, SRL, STRCONCAT, CONCAT, EQ }; 955e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greeneprivate: 956e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene BinaryOp Opc; 95705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS, *RHS; 958dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 95905bce0beee87512e52428d4b80f5a8e79a949576David Greene BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) : 960dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene OpInit(Type), Opc(opc), LHS(lhs), RHS(rhs) {} 961dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 962dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BinOpInit(const BinOpInit &Other); // Do not define. 963dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene BinOpInit &operator=(const BinOpInit &Other); // Do not define. 964dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 965dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 96605bce0beee87512e52428d4b80f5a8e79a949576David Greene static BinOpInit *get(BinaryOp opc, Init *lhs, Init *rhs, 96705bce0beee87512e52428d4b80f5a8e79a949576David Greene RecTy *Type); 96821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 969d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Clone - Clone this operator, replacing arguments with the new list 97005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 971aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 2 && 972aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for binary operation"); 973dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return BinOpInit::get(getOpcode(), Operands[0], Operands[1], getType()); 974d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 975d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 976a9ad04191cb56c42944b17980b8b2bb2afe11ab2Dan Gohman int getNumOperands() const { return 2; } 97705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperand(int i) const { 978aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert((i == 0 || i == 1) && "Invalid operand id for binary operator"); 979d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene if (i == 0) { 980d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene return getLHS(); 98121870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else { 982d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene return getRHS(); 983d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 984d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 985d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 986e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene BinaryOp getOpcode() const { return Opc; } 98705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getLHS() const { return LHS; } 98805bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getRHS() const { return RHS; } 989e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 990e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene // Fold - If possible, fold this to a simpler init. Return this if not 991e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene // possible to fold. 99205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 993e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 99405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 99521870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 996e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene virtual std::string getAsString() const; 997e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene}; 998e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 999d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// TernOpInit - !op (X, Y, Z) - Combine two inits. 1000d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 10014afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greeneclass TernOpInit : public OpInit { 10024afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greenepublic: 1003ffc0ab6037aa45bc22f57433148e5f586843b3a7David Greene enum TernaryOp { SUBST, FOREACH, IF }; 10044afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greeneprivate: 10054afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene TernaryOp Opc; 100605bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS, *MHS, *RHS; 1007dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 100805bce0beee87512e52428d4b80f5a8e79a949576David Greene TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs, 1009f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene RecTy *Type) : 1010dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene OpInit(Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {} 1011dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1012dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene TernOpInit(const TernOpInit &Other); // Do not define. 1013dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene TernOpInit &operator=(const TernOpInit &Other); // Do not define. 1014dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1015dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 101605bce0beee87512e52428d4b80f5a8e79a949576David Greene static TernOpInit *get(TernaryOp opc, Init *lhs, 101705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *mhs, Init *rhs, 101805bce0beee87512e52428d4b80f5a8e79a949576David Greene RecTy *Type); 101921870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 10204afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // Clone - Clone this operator, replacing arguments with the new list 102105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 1022aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 3 && 1023aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for ternary operation"); 1024dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return TernOpInit::get(getOpcode(), Operands[0], Operands[1], Operands[2], 1025dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene getType()); 10264afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10274afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 1028a9ad04191cb56c42944b17980b8b2bb2afe11ab2Dan Gohman int getNumOperands() const { return 3; } 102905bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperand(int i) const { 1030aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert((i == 0 || i == 1 || i == 2) && 1031aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Invalid operand id for ternary operator"); 10324afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene if (i == 0) { 10334afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getLHS(); 103421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else if (i == 1) { 10354afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getMHS(); 103621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else { 10374afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getRHS(); 10384afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10394afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10404afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 10414afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene TernaryOp getOpcode() const { return Opc; } 104205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getLHS() const { return LHS; } 104305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getMHS() const { return MHS; } 104405bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getRHS() const { return RHS; } 10454afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 10464afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // Fold - If possible, fold this to a simpler init. Return this if not 10474afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // possible to fold. 104805bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 104921870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1050548f5a0b751aafba88473e4863c2baf7741b56a5Bill Wendling virtual bool isComplete() const { return false; } 1051548f5a0b751aafba88473e4863c2baf7741b56a5Bill Wendling 105205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 105321870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 10544afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene virtual std::string getAsString() const; 10554afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene}; 1056d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 1057e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 105807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// VarInit - 'Opcode' - Represent a reference to an entire variable object. 105907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 10607331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattnerclass VarInit : public TypedInit { 1061e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::string VarName; 1062dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1063d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit VarInit(const std::string &VN, RecTy *T) 1064dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene : TypedInit(T), VarName(VN) {} 1065dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1066dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarInit(const VarInit &Other); // Do not define. 1067dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarInit &operator=(const VarInit &Other); // Do not define. 1068dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1069dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 107005bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarInit *get(const std::string &VN, RecTy *T); 107105bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarInit *get(Init *VN, RecTy *T); 10723da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 107305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 107405bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarInit *>(this)); 1075e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1076e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1077e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::string &getName() const { return VarName; } 1078e62c1185bee05facc25d1d725434f517261d308bChris Lattner 107905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 108005bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const; 108105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 108205bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 10837331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 1084a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const; 108505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 108605bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const; 10879b929aa7495ee0b5d389370baeb332456632b2feChris Lattner 10889b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// resolveReferences - This method is used by classes that refer to other 10899b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// variables which may not be defined at the time they expression is formed. 10909b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// If a value is set for the variable later, this method will be called on 10919b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// users of the value to allow the value to propagate out. 10929b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// 109305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 10943da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 10953aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return VarName; } 1096e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1097e62c1185bee05facc25d1d725434f517261d308bChris Lattner 109807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 10997331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner/// VarBitInit - Opcode{0} - Represent access to one bit of a variable or field. 110007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1101e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass VarBitInit : public Init { 110205bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *TI; 1103e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Bit; 1104dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 110505bce0beee87512e52428d4b80f5a8e79a949576David Greene VarBitInit(TypedInit *T, unsigned B) : TI(T), Bit(B) { 11067331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner assert(T->getType() && dynamic_cast<BitsRecTy*>(T->getType()) && 11077331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner ((BitsRecTy*)T->getType())->getNumBits() > B && 11087331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner "Illegal VarBitInit expression!"); 11097331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner } 1110e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1111dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarBitInit(const VarBitInit &Other); // Do not define. 1112dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarBitInit &operator=(const VarBitInit &Other); // Do not define. 1113dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1114dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 111505bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarBitInit *get(TypedInit *T, unsigned B); 1116dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 111705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 111805bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarBitInit *>(this)); 1119e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1120e62c1185bee05facc25d1d725434f517261d308bChris Lattner 112105bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *getVariable() const { return TI; } 1122e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getBitNum() const { return Bit; } 11233da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 11243aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 112505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 1126e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1127e62c1185bee05facc25d1d725434f517261d308bChris Lattner 11283da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman/// VarListElementInit - List[4] - Represent access to one element of a var or 11291dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner/// field. 11301dba7abdd77e19c230f0426825a5ae4879471dccChris Lattnerclass VarListElementInit : public TypedInit { 113105bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *TI; 11321dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner unsigned Element; 1133dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 113405bce0beee87512e52428d4b80f5a8e79a949576David Greene VarListElementInit(TypedInit *T, unsigned E) 1135dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene : TypedInit(dynamic_cast<ListRecTy*>(T->getType())->getElementType()), 1136dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene TI(T), Element(E) { 11371dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner assert(T->getType() && dynamic_cast<ListRecTy*>(T->getType()) && 11381dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner "Illegal VarBitInit expression!"); 11391dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner } 11401dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 1141dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarListElementInit(const VarListElementInit &Other); // Do not define. 1142dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene VarListElementInit &operator=(const VarListElementInit &Other); // Do 1143dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene // not 1144dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene // define. 1145dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1146dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 114705bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarListElementInit *get(TypedInit *T, unsigned E); 1148dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 114905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 115005bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarListElementInit *>(this)); 11511dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner } 11521dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 115305bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *getVariable() const { return TI; } 11541dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner unsigned getElementNum() const { return Element; } 11551dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 115605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 115705bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const; 11581dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 11591dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// resolveListElementReference - This method is used to implement 11601dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// VarListElementInit::resolveReferences. If the list element is resolvable 11611dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// now, we return the resolved value, otherwise we return null. 116205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, 116305bce0beee87512e52428d4b80f5a8e79a949576David Greene const RecordVal *RV, 116405bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 11651dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 11663aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 116705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 11681dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner}; 116907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 117007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// DefInit - AL - Represent a reference to a 'def' in the description 117107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1172beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass DefInit : public TypedInit { 1173e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *Def; 1174dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 117577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DefInit(Record *D, RecordRecTy *T) : TypedInit(T), Def(D) {} 117677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend class Record; 1177dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1178dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene DefInit(const DefInit &Other); // Do not define. 1179dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene DefInit &operator=(const DefInit &Other); // Do not define. 1180dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1181e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 118205bce0beee87512e52428d4b80f5a8e79a949576David Greene static DefInit *get(Record*); 11833da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 118405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 118505bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<DefInit *>(this)); 1186e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1187e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1188e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getDef() const { return Def; } 1189e62c1185bee05facc25d1d725434f517261d308bChris Lattner 119005bce0beee87512e52428d4b80f5a8e79a949576David Greene //virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits); 1191b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner 1192b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const; 119305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 119405bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const; 11953da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 11963aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 1197beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 1198beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveBitReference - This method is used to implement 1199beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarBitInit::resolveReferences. If the bit is able to be resolved, we 1200beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// simply return the resolved value, otherwise we return null. 1201beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// 120205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 120305bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const { 1204beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal bit reference off def"); 1205beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 1206beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 1207beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 1208beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 1209beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 1210beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 121105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 121205bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 1213beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal element reference off def"); 1214beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 1215beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 1216e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1217e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1218e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1219a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner/// FieldInit - X.Y - Represent a reference to a subfield of a variable 1220a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner/// 12217331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattnerclass FieldInit : public TypedInit { 122205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Rec; // Record we are referring to 1223a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner std::string FieldName; // Field we are accessing 1224dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 122505bce0beee87512e52428d4b80f5a8e79a949576David Greene FieldInit(Init *R, const std::string &FN) 1226dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene : TypedInit(R->getFieldType(FN)), Rec(R), FieldName(FN) { 12277331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner assert(getType() && "FieldInit with non-record type!"); 1228a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1229a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 1230dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene FieldInit(const FieldInit &Other); // Do not define. 1231dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene FieldInit &operator=(const FieldInit &Other); // Do not define. 1232dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1233dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 123405bce0beee87512e52428d4b80f5a8e79a949576David Greene static FieldInit *get(Init *R, const std::string &FN); 123505bce0beee87512e52428d4b80f5a8e79a949576David Greene static FieldInit *get(Init *R, const Init *FN); 1236dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 123705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 123805bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<FieldInit *>(this)); 1239a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1240a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 124105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 124205bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const; 124305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, 124405bce0beee87512e52428d4b80f5a8e79a949576David Greene const RecordVal *RV, 124505bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 12467331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 124705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 124824151a6888c752ff1d7fc80b500f5a836c9ac528Chris Lattner 12493aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { 12503aba4d39fd101238ac06871895c28f26736d80cbChris Lattner return Rec->getAsString() + "." + FieldName; 1251a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1252a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner}; 1253a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 12548c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// DagInit - (v a, b) - Represent a DAG tree value. DAG inits are required 12558c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// to have at least one value then a (possibly empty) list of arguments. Each 12568c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// argument can have a name associated with it. 12578e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner/// 125878621a851ae84520de7d24a6d61e1dcf25749712David Greeneclass DagInit : public TypedInit, public FoldingSetNode { 125905bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Val; 12607cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman std::string ValName; 126105bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Args; 126291290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner std::vector<std::string> ArgNames; 1263dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 126405bce0beee87512e52428d4b80f5a8e79a949576David Greene DagInit(Init *V, const std::string &VN, 126505bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init *> ArgRange, 126678621a851ae84520de7d24a6d61e1dcf25749712David Greene ArrayRef<std::string> NameRange) 126778621a851ae84520de7d24a6d61e1dcf25749712David Greene : TypedInit(DagRecTy::get()), Val(V), ValName(VN), 126878621a851ae84520de7d24a6d61e1dcf25749712David Greene Args(ArgRange.begin(), ArgRange.end()), 126978621a851ae84520de7d24a6d61e1dcf25749712David Greene ArgNames(NameRange.begin(), NameRange.end()) {} 127021870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1271dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene DagInit(const DagInit &Other); // Do not define. 1272dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene DagInit &operator=(const DagInit &Other); // Do not define. 1273dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1274dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 127505bce0beee87512e52428d4b80f5a8e79a949576David Greene static DagInit *get(Init *V, const std::string &VN, 127605bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init *> ArgRange, 127705bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<std::string> NameRange); 127805bce0beee87512e52428d4b80f5a8e79a949576David Greene static DagInit *get(Init *V, const std::string &VN, 127905bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::vector< 128005bce0beee87512e52428d4b80f5a8e79a949576David Greene std::pair<Init*, std::string> > &args); 1281dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 128278621a851ae84520de7d24a6d61e1dcf25749712David Greene void Profile(FoldingSetNodeID &ID) const; 1283dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 128405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 128505bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<DagInit *>(this)); 12868e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner } 12878e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner 128805bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperator() const { return Val; } 128991290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner 12907cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman const std::string &getName() const { return ValName; } 12917cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman 129291290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner unsigned getNumArgs() const { return Args.size(); } 129305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getArg(unsigned Num) const { 129491290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner assert(Num < Args.size() && "Arg number out of range!"); 129591290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner return Args[Num]; 129691290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner } 129791290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner const std::string &getArgName(unsigned Num) const { 129891290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner assert(Num < ArgNames.size() && "Arg number out of range!"); 129991290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner return ArgNames[Num]; 130091290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner } 13018e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner 130205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 1303990db46e9ae7faa742a152ca4126d0bee9f1df9cChris Lattner 13043aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 13057674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 130605bce0beee87512e52428d4b80f5a8e79a949576David Greene typedef std::vector<Init*>::const_iterator const_arg_iterator; 13077674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov typedef std::vector<std::string>::const_iterator const_name_iterator; 13087674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13097674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_arg_iterator arg_begin() const { return Args.begin(); } 13107674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_arg_iterator arg_end () const { return Args.end(); } 13117674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13127674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline size_t arg_size () const { return Args.size(); } 13137674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline bool arg_empty() const { return Args.empty(); } 13147674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13157674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_name_iterator name_begin() const { return ArgNames.begin(); } 13167674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_name_iterator name_end () const { return ArgNames.end(); } 13177674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13187674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline size_t name_size () const { return ArgNames.size(); } 13197674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline bool name_empty() const { return ArgNames.empty(); } 13207674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 132105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveBitReference(Record &R, const RecordVal *RV, 132205bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Bit) const { 1323beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal bit reference off dag"); 1324beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 1325beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 132621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 132705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 132805bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 1329beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene assert(0 && "Illegal element reference off dag"); 1330beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene return 0; 1331beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 13328e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner}; 1333e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1334e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 1335e62c1185bee05facc25d1d725434f517261d308bChris Lattner// High-Level Classes 1336e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 1337e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1338e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordVal { 1339011dca7fac07100695dd3685bfaddbea58a468b9David Greene Init *Name; 1340e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecTy *Ty; 1341e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Prefix; 134205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Value; 1343e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1344011dca7fac07100695dd3685bfaddbea58a468b9David Greene RecordVal(Init *N, RecTy *T, unsigned P); 1345e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecordVal(const std::string &N, RecTy *T, unsigned P); 1346e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1347011dca7fac07100695dd3685bfaddbea58a468b9David Greene const std::string &getName() const; 1348de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene const Init *getNameInit() const { return Name; } 1349de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene std::string getNameInitAsString() const { 1350de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene return getNameInit()->getAsUnquotedString(); 1351de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene } 1352e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1353e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getPrefix() const { return Prefix; } 1354e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecTy *getType() const { return Ty; } 135505bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getValue() const { return Value; } 1356e62c1185bee05facc25d1d725434f517261d308bChris Lattner 135705bce0beee87512e52428d4b80f5a8e79a949576David Greene bool setValue(Init *V) { 1358e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (V) { 1359e62c1185bee05facc25d1d725434f517261d308bChris Lattner Value = V->convertInitializerTo(Ty); 1360e62c1185bee05facc25d1d725434f517261d308bChris Lattner return Value == 0; 1361e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1362e62c1185bee05facc25d1d725434f517261d308bChris Lattner Value = 0; 1363e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1364e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1365e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1366e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 13671a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS, bool PrintSem = true) const; 1368e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1369e62c1185bee05facc25d1d725434f517261d308bChris Lattner 13701a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const RecordVal &RV) { 1371e62c1185bee05facc25d1d725434f517261d308bChris Lattner RV.print(OS << " "); 1372e62c1185bee05facc25d1d725434f517261d308bChris Lattner return OS; 1373e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 1374e62c1185bee05facc25d1d725434f517261d308bChris Lattner 137589e0f74094a6a86170c2c70fe8c6c19cb99c97a0Chris Lattnerclass Record { 13766f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar static unsigned LastID; 13776f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar 13786f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar // Unique record ID. 13796f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar unsigned ID; 13800d886401b3ec09b0c2d267942b07702a2f0740f4David Greene Init *Name; 13811e3a8a492471f5dc3f50452af9eb9a2dfb1aeb39Chris Lattner SMLoc Loc; 1382e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::vector<std::string> TemplateArgs; 1383e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::vector<RecordVal> Values; 1384e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::vector<Record*> SuperClasses; 138567db883487fca3472fdde51e931657e22d4d0495Chris Lattner 138667db883487fca3472fdde51e931657e22d4d0495Chris Lattner // Tracks Record instances. Not owned by Record. 138767db883487fca3472fdde51e931657e22d4d0495Chris Lattner RecordKeeper &TrackedRecords; 138867db883487fca3472fdde51e931657e22d4d0495Chris Lattner 138977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DefInit *TheInit; 139077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 13910d886401b3ec09b0c2d267942b07702a2f0740f4David Greene void checkName(); 13920d886401b3ec09b0c2d267942b07702a2f0740f4David Greene 1393e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1394e62c1185bee05facc25d1d725434f517261d308bChris Lattner 13959c6b60eb28d2717008f8d6ff52f7666ebc81113dChris Lattner // Constructs a record. 13969c6b60eb28d2717008f8d6ff52f7666ebc81113dChris Lattner explicit Record(const std::string &N, SMLoc loc, RecordKeeper &records) : 13970d886401b3ec09b0c2d267942b07702a2f0740f4David Greene ID(LastID++), Name(StringInit::get(N)), Loc(loc), TrackedRecords(records), TheInit(0) {} 1398e62c1185bee05facc25d1d725434f517261d308bChris Lattner ~Record() {} 139921870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1400f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 1401117ccb7e518f05e4bf3df058fc402262f897ff0bChris Lattner static unsigned getNewUID() { return LastID++; } 1402f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 1403f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 14046f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar unsigned getID() const { return ID; } 14056f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar 14060d886401b3ec09b0c2d267942b07702a2f0740f4David Greene const std::string &getName() const; 1407d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene Init *getNameInit() const { 1408d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene return Name; 1409d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene } 1410d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene const std::string getNameInitAsString() const { 1411d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene return getNameInit()->getAsUnquotedString(); 1412d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene } 1413d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene 14140d886401b3ec09b0c2d267942b07702a2f0740f4David Greene void setName(Init *Name); // Also updates RecordKeeper. 1415936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void setName(const std::string &Name); // Also updates RecordKeeper. 141621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 14171e3a8a492471f5dc3f50452af9eb9a2dfb1aeb39Chris Lattner SMLoc getLoc() const { return Loc; } 141821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 141977f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen /// get the corresponding DefInit. 142077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DefInit *getDefInit(); 142177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 1422e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::vector<std::string> &getTemplateArgs() const { 1423e62c1185bee05facc25d1d725434f517261d308bChris Lattner return TemplateArgs; 1424e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1425e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::vector<RecordVal> &getValues() const { return Values; } 1426e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::vector<Record*> &getSuperClasses() const { return SuperClasses; } 1427e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1428c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner bool isTemplateArg(StringRef Name) const { 1429e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = TemplateArgs.size(); i != e; ++i) 1430e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (TemplateArgs[i] == Name) return true; 1431e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1432e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1433e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1434c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner const RecordVal *getValue(StringRef Name) const { 1435e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 1436e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (Values[i].getName() == Name) return &Values[i]; 1437e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 1438e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1439c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner RecordVal *getValue(StringRef Name) { 1440e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 1441e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (Values[i].getName() == Name) return &Values[i]; 1442e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 1443e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1444e62c1185bee05facc25d1d725434f517261d308bChris Lattner 144596a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene const RecordVal *getValue(Init *Name) const; 144696a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene RecordVal *getValue(Init *Name); 144796a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene 1448c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner void addTemplateArg(StringRef Name) { 1449e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(!isTemplateArg(Name) && "Template arg already defined!"); 1450e62c1185bee05facc25d1d725434f517261d308bChris Lattner TemplateArgs.push_back(Name); 1451e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1452e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1453e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addValue(const RecordVal &RV) { 1454e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(getValue(RV.getName()) == 0 && "Value already added!"); 1455e62c1185bee05facc25d1d725434f517261d308bChris Lattner Values.push_back(RV); 1456e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1457e62c1185bee05facc25d1d725434f517261d308bChris Lattner 145896a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene void removeValue(Init *Name) { 1459bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 146096a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene if (Values[i].getNameInit() == Name) { 1461bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner Values.erase(Values.begin()+i); 1462bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner return; 1463bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner } 14648478a5bcfba9ff80674ee78aa4447597c449fb43Bob Wilson assert(0 && "Cannot remove an entry that does not exist!"); 1465bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner } 1466bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner 146796a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene void removeValue(StringRef Name) { 146896a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene removeValue(StringInit::get(Name.str())); 146996a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene } 147096a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene 147102475f1fd502fa1729d1fc447417087acf9e96c8Ted Kremenek bool isSubClassOf(const Record *R) const { 1472e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i) 1473e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (SuperClasses[i] == R) 1474ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen return true; 1475e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1476e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1477e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1478c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner bool isSubClassOf(StringRef Name) const { 1479a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i) 1480a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner if (SuperClasses[i]->getName() == Name) 1481a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner return true; 1482a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner return false; 1483a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner } 1484a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner 1485e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addSuperClass(Record *R) { 1486e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(!isSubClassOf(R) && "Already subclassing record!"); 1487e62c1185bee05facc25d1d725434f517261d308bChris Lattner SuperClasses.push_back(R); 1488e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1489e62c1185bee05facc25d1d725434f517261d308bChris Lattner 14907dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// resolveReferences - If there are any field references that refer to fields 14917dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// that have been filled in, we can propagate the values now. 14927dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// 14937dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner void resolveReferences() { resolveReferencesTo(0); } 14947dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner 14957dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// resolveReferencesTo - If anything in this record refers to RV, replace the 14967dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// reference to RV with the RHS of RV. If RV is null, we resolve all 14977dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// possible references. 14987dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner void resolveReferencesTo(const RecordVal *RV); 1499e62c1185bee05facc25d1d725434f517261d308bChris Lattner 150067db883487fca3472fdde51e931657e22d4d0495Chris Lattner RecordKeeper &getRecords() const { 15019c6b60eb28d2717008f8d6ff52f7666ebc81113dChris Lattner return TrackedRecords; 150267db883487fca3472fdde51e931657e22d4d0495Chris Lattner } 150367db883487fca3472fdde51e931657e22d4d0495Chris Lattner 1504e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 15055c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 15065c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner //===--------------------------------------------------------------------===// 15075c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner // High-level methods useful to tablegen back-ends 15085c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner // 15095c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 1510c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// getValueInit - Return the initializer for a value with the specified name, 1511c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// or throw an exception if the field does not exist. 1512c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// 151305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getValueInit(StringRef FieldName) const; 1514c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner 15155c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// getValueAsString - This method looks up the specified field and returns 15165c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// its value as a string, throwing an exception if the field does not exist 15175c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// or if the value is not a string. 15185c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// 1519c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::string getValueAsString(StringRef FieldName) const; 15205c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 15216f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// getValueAsBitsInit - This method looks up the specified field and returns 15226f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// its value as a BitsInit, throwing an exception if the field does not exist 15236f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// or if the value is not the right type. 15246f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// 152505bce0beee87512e52428d4b80f5a8e79a949576David Greene BitsInit *getValueAsBitsInit(StringRef FieldName) const; 15266f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner 152758c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// getValueAsListInit - This method looks up the specified field and returns 152858c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// its value as a ListInit, throwing an exception if the field does not exist 152958c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// or if the value is not the right type. 153058c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// 153105bce0beee87512e52428d4b80f5a8e79a949576David Greene ListInit *getValueAsListInit(StringRef FieldName) const; 153258c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner 1533b0e103d46bf8799ac5523157a6ed4a78d1751a89Chris Lattner /// getValueAsListOfDefs - This method looks up the specified field and 1534af1b61debd9cb6570ed815a27cd94897f0dca3cfAnton Korobeynikov /// returns its value as a vector of records, throwing an exception if the 1535b0e103d46bf8799ac5523157a6ed4a78d1751a89Chris Lattner /// field does not exist or if the value is not the right type. 1536fd306bfdd294772560b3a1cf762bc1081f66e6baJim Laskey /// 1537c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::vector<Record*> getValueAsListOfDefs(StringRef FieldName) const; 1538fd306bfdd294772560b3a1cf762bc1081f66e6baJim Laskey 1539f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// getValueAsListOfInts - This method looks up the specified field and 1540f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// returns its value as a vector of integers, throwing an exception if the 1541f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// field does not exist or if the value is not the right type. 1542af1b61debd9cb6570ed815a27cd94897f0dca3cfAnton Korobeynikov /// 1543c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::vector<int64_t> getValueAsListOfInts(StringRef FieldName) const; 154421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1545bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// getValueAsListOfStrings - This method looks up the specified field and 1546bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// returns its value as a vector of strings, throwing an exception if the 1547bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// field does not exist or if the value is not the right type. 1548bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// 1549bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson std::vector<std::string> getValueAsListOfStrings(StringRef FieldName) const; 1550bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson 1551dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// getValueAsDef - This method looks up the specified field and returns its 1552dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// value as a Record, throwing an exception if the field does not exist or if 1553dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// the value is not the right type. 1554dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// 1555c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner Record *getValueAsDef(StringRef FieldName) const; 1556dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner 15570969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// getValueAsBit - This method looks up the specified field and returns its 15580969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// value as a bit, throwing an exception if the field does not exist or if 15590969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// the value is not the right type. 15600969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// 1561c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner bool getValueAsBit(StringRef FieldName) const; 15620969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner 156358c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// getValueAsInt - This method looks up the specified field and returns its 156463f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman /// value as an int64_t, throwing an exception if the field does not exist or 156563f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman /// if the value is not the right type. 156658c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// 1567c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner int64_t getValueAsInt(StringRef FieldName) const; 1568784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner 1569784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// getValueAsDag - This method looks up the specified field and returns its 1570784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// value as an Dag, throwing an exception if the field does not exist or if 1571784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// the value is not the right type. 1572784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// 157305bce0beee87512e52428d4b80f5a8e79a949576David Greene DagInit *getValueAsDag(StringRef FieldName) const; 157421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 15758f493130bb51dea34c49e08aeab161e6a32dfdc6Chris Lattner /// getValueAsCode - This method looks up the specified field and returns 15768f493130bb51dea34c49e08aeab161e6a32dfdc6Chris Lattner /// its value as the string data in a CodeInit, throwing an exception if the 15778f493130bb51dea34c49e08aeab161e6a32dfdc6Chris Lattner /// field does not exist or if the value is not a code object. 15788f493130bb51dea34c49e08aeab161e6a32dfdc6Chris Lattner /// 1579c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::string getValueAsCode(StringRef FieldName) const; 1580e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1581e62c1185bee05facc25d1d725434f517261d308bChris Lattner 15821a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarraw_ostream &operator<<(raw_ostream &OS, const Record &R); 1583e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1584c7cafcd815519b06318629b424abe746437e1389David Greenestruct MultiClass { 1585c7cafcd815519b06318629b424abe746437e1389David Greene Record Rec; // Placeholder for template args and Name. 1586c7cafcd815519b06318629b424abe746437e1389David Greene typedef std::vector<Record*> RecordVector; 1587c7cafcd815519b06318629b424abe746437e1389David Greene RecordVector DefPrototypes; 1588d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene 1589d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene void dump() const; 1590d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene 159167db883487fca3472fdde51e931657e22d4d0495Chris Lattner MultiClass(const std::string &Name, SMLoc Loc, RecordKeeper &Records) : 159267db883487fca3472fdde51e931657e22d4d0495Chris Lattner Rec(Name, Loc, Records) {} 1593c7cafcd815519b06318629b424abe746437e1389David Greene}; 1594c7cafcd815519b06318629b424abe746437e1389David Greene 1595e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordKeeper { 1596e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*> Classes, Defs; 1597e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1598e62c1185bee05facc25d1d725434f517261d308bChris Lattner ~RecordKeeper() { 1599e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (std::map<std::string, Record*>::iterator I = Classes.begin(), 1600ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen E = Classes.end(); I != E; ++I) 1601e62c1185bee05facc25d1d725434f517261d308bChris Lattner delete I->second; 1602e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (std::map<std::string, Record*>::iterator I = Defs.begin(), 1603ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen E = Defs.end(); I != E; ++I) 1604e62c1185bee05facc25d1d725434f517261d308bChris Lattner delete I->second; 1605e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 16063da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 1607e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::map<std::string, Record*> &getClasses() const { return Classes; } 1608e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::map<std::string, Record*> &getDefs() const { return Defs; } 1609e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1610e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getClass(const std::string &Name) const { 1611e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*>::const_iterator I = Classes.find(Name); 1612e62c1185bee05facc25d1d725434f517261d308bChris Lattner return I == Classes.end() ? 0 : I->second; 1613e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1614e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getDef(const std::string &Name) const { 1615e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*>::const_iterator I = Defs.find(Name); 1616e62c1185bee05facc25d1d725434f517261d308bChris Lattner return I == Defs.end() ? 0 : I->second; 1617e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1618e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addClass(Record *R) { 1619e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(getClass(R->getName()) == 0 && "Class already exists!"); 1620e62c1185bee05facc25d1d725434f517261d308bChris Lattner Classes.insert(std::make_pair(R->getName(), R)); 1621e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1622e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addDef(Record *R) { 1623e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(getDef(R->getName()) == 0 && "Def already exists!"); 1624e62c1185bee05facc25d1d725434f517261d308bChris Lattner Defs.insert(std::make_pair(R->getName(), R)); 1625e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1626e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1627936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// removeClass - Remove, but do not delete, the specified record. 1628936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// 1629936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void removeClass(const std::string &Name) { 1630936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner assert(Classes.count(Name) && "Class does not exist!"); 1631936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner Classes.erase(Name); 1632936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner } 1633936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// removeDef - Remove, but do not delete, the specified record. 1634936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// 1635936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void removeDef(const std::string &Name) { 1636936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner assert(Defs.count(Name) && "Def does not exist!"); 1637936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner Defs.erase(Name); 1638936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner } 163921870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1640ab47ae3381aa2372009a9054260461c20324b555Chris Lattner //===--------------------------------------------------------------------===// 1641ab47ae3381aa2372009a9054260461c20324b555Chris Lattner // High-level helper methods, useful for tablegen backends... 1642ab47ae3381aa2372009a9054260461c20324b555Chris Lattner 1643ab47ae3381aa2372009a9054260461c20324b555Chris Lattner /// getAllDerivedDefinitions - This method returns all concrete definitions 1644ab47ae3381aa2372009a9054260461c20324b555Chris Lattner /// that derive from the specified class name. If a class with the specified 16455c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// name does not exist, an exception is thrown. 16465c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner std::vector<Record*> 16475c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner getAllDerivedDefinitions(const std::string &ClassName) const; 1648ab47ae3381aa2372009a9054260461c20324b555Chris Lattner 1649e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 1650e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1651e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1652690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// LessRecord - Sorting predicate to sort record pointers by name. 1653690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// 1654690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattnerstruct LessRecord { 1655690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner bool operator()(const Record *Rec1, const Record *Rec2) const { 1656160a3bf74d1a2b048f65e2162d038ed96eddde01Jakob Stoklund Olesen return StringRef(Rec1->getName()).compare_numeric(Rec2->getName()) < 0; 1657690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner } 1658690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner}; 1659690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner 166021870411d9c1807526b613d04c2ebae5a43c263bBob Wilson/// LessRecordFieldName - Sorting predicate to sort record pointers by their 16617c9a7728d9dd248ebee8f2dd969d303711d487a9Jim Grosbach/// name field. 1662690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// 1663690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattnerstruct LessRecordFieldName { 1664690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner bool operator()(const Record *Rec1, const Record *Rec2) const { 1665690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner return Rec1->getValueAsString("Name") < Rec2->getValueAsString("Name"); 1666690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner } 1667690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner}; 1668690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner 16691a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarraw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK); 1670e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1671d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke} // End llvm namespace 1672d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke 1673e62c1185bee05facc25d1d725434f517261d308bChris Lattner#endif 1674