Record.h revision 135fe6ac5f5b80ef68c19b3ec7bb0063e28f2bab
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" 2189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva#include "llvm/Support/Casting.h" 223cc52ea33c0b96d1682f14fc45c45b57df0f39b6Michael J. Spencer#include "llvm/Support/DataTypes.h" 2350bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper#include "llvm/Support/ErrorHandling.h" 24255f89faee13dc491cb64fbeae3c763e7e2ea4e6Chandler Carruth#include "llvm/Support/SourceMgr.h" 251a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar#include "llvm/Support/raw_ostream.h" 26e62c1185bee05facc25d1d725434f517261d308bChris Lattner#include <map> 27028936ada14335bb04f377d46a6261dc4c66dafdJohn Criswell 28d0fde30ce850b78371fd1386338350591f9ff494Brian Gaekenamespace llvm { 291a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarclass raw_ostream; 3021870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 317dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner// RecTy subclasses. 327cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass BitRecTy; 337cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass BitsRecTy; 347cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass IntRecTy; 357cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass StringRecTy; 367cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass ListRecTy; 3740f71134b9fef0ca06c516f033cc9403394a913cChris Lattnerclass DagRecTy; 387cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerclass RecordRecTy; 397cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 407dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner// Init subclasses. 41afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greeneclass Init; 42e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass UnsetInit; 43e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitInit; 44e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitsInit; 45e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass IntInit; 46e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass StringInit; 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 { 7089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silvapublic: 7189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva /// \brief Subclass discriminator (for dyn_cast<> et al.) 7289adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva enum RecTyKind { 7389adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva BitRecTyKind, 7489adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva BitsRecTyKind, 7589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva IntRecTyKind, 7689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva StringRecTyKind, 7789adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva ListRecTyKind, 7889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva DagRecTyKind, 7989adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva RecordRecTyKind 8089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva }; 8189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 8289adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silvaprivate: 8389adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva RecTyKind Kind; 8477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen ListRecTy *ListTy; 852d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 8689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 8777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 8889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva RecTyKind getRecTyKind() const { return Kind; } 8989adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 9089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva RecTy(RecTyKind K) : Kind(K), ListTy(0) {} 91e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual ~RecTy() {} 92e62c1185bee05facc25d1d725434f517261d308bChris Lattner 9399ba1f7b8deaf2a296c98600dbf593754cbd43a2Chris Lattner virtual std::string getAsString() const = 0; 941a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS) const { OS << getAsString(); } 957cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner void dump() const; 967cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 977cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner /// typeIsConvertibleTo - Return true if all values of 'this' type can be 987cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner /// converted to the specified type. 997cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner virtual bool typeIsConvertibleTo(const RecTy *RHS) const = 0; 1007cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 10177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen /// getListTy - Returns the type representing list<this>. 10277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen ListRecTy *getListTy(); 10377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 1047cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattnerpublic: // These methods should only be called from subclasses of Init 10505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return 0; } 10605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 10705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 10805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 10905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 11005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 11105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { 11205bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 113e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 11405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { 11505bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 116e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene } 11705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { 11805bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)UI); 1194afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 12005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 12105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 12205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 12305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI) { return 0; } 12405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { 12505bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)VI); 126b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattner } 12705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { 12805bce0beee87512e52428d4b80f5a8e79a949576David Greene return convertValue((TypedInit*)FI); 129b45b3b3cd14faaf5a3ea5226af7e1e3cd653e6cbChris Lattner } 130e62c1185bee05facc25d1d725434f517261d308bChris Lattner 13137fda193d292d78c672b8019723c7907af312c43Sean Silvapublic: 13237fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 133e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 134e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1351a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const RecTy &Ty) { 136e62c1185bee05facc25d1d725434f517261d308bChris Lattner Ty.print(OS); 137e62c1185bee05facc25d1d725434f517261d308bChris Lattner return OS; 138e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 139e62c1185bee05facc25d1d725434f517261d308bChris Lattner 14007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 14107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitRecTy - 'bit' - Represent a single bit 14207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1431fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass BitRecTy : public RecTy { 14477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitRecTy Shared; 14589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva BitRecTy() : RecTy(BitRecTyKind) {} 1461fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 14789adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 14889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == BitRecTyKind; 14989adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 15089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 15177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitRecTy *get() { return &Shared; } 15277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 15305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 15405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return (Init*)BI; } 15505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 15605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II); 15705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 15805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 15905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return (Init*)VB; } 16005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 16105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 16205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 16305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 16405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 16505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 16605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 16705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 168e62c1185bee05facc25d1d725434f517261d308bChris Lattner 169ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const { return "bit"; } 1707cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 171ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 1727cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 1737cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 17437fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 175e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 176e62c1185bee05facc25d1d725434f517261d308bChris Lattner 17707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 1781b2c94713600531ddeefb23cd10c49cd533aa09bEli Bendersky/// BitsRecTy - 'bits<n>' - Represent a fixed number of bits 17907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 180e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitsRecTy : public RecTy { 181e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Size; 18289adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva explicit BitsRecTy(unsigned Sz) : RecTy(BitsRecTyKind), Size(Sz) {} 18377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 18489adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 18589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == BitsRecTyKind; 18689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 18789adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 18877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static BitsRecTy *get(unsigned Sz); 189e62c1185bee05facc25d1d725434f517261d308bChris Lattner 190e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getNumBits() const { return Size; } 191e62c1185bee05facc25d1d725434f517261d308bChris Lattner 19205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI); 19305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *UI); 19405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 19505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II); 19605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 19705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 19805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 19905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 20005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 20105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 20205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 20305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 20405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 20505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 20605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 207ead87b671278379f92890fddd859a301bb68f462Reid Spencer 208ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const; 2097cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 210ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 2117cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2127cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 21337fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 214e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 215e62c1185bee05facc25d1d725434f517261d308bChris Lattner 21607278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 21707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// IntRecTy - 'int' - Represent an integer value of no particular size 21807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 2191fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass IntRecTy : public RecTy { 22077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static IntRecTy Shared; 22189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva IntRecTy() : RecTy(IntRecTyKind) {} 2221fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 22389adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 22489adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == IntRecTyKind; 22589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 22689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 22777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static IntRecTy *get() { return &Shared; } 22877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 22905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 23005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI); 23105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI); 23205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return (Init*)II; } 23305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 23405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 23505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 23605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 23705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 23805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 23905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 24005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 24105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 24205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 24305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 244ead87b671278379f92890fddd859a301bb68f462Reid Spencer 245ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const { return "int"; } 2467cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 247ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 2487cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2497cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 2507cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 25137fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 252e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 253e62c1185bee05facc25d1d725434f517261d308bChris Lattner 25407278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// StringRecTy - 'string' - Represent an string value 25507278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 2561fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass StringRecTy : public RecTy { 25777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static StringRecTy Shared; 25889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva StringRecTy() : RecTy(StringRecTyKind) {} 2591fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 26089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 26189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == StringRecTyKind; 26289adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 26389adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 26477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static StringRecTy *get() { return &Shared; } 26577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 26605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 26705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 26805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 26905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 27005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return (Init*)SI; } 27105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 27205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *BO); 27305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *BO); 27405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);} 27505bce0beee87512e52428d4b80f5a8e79a949576David Greene 27605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 27705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 27805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 27905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 28005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 28105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 282ead87b671278379f92890fddd859a301bb68f462Reid Spencer 283ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const { return "string"; } 2847cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 285ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 2867cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 2877cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 288e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 289e62c1185bee05facc25d1d725434f517261d308bChris Lattner 2901b2c94713600531ddeefb23cd10c49cd533aa09bEli Bendersky/// ListRecTy - 'list<Ty>' - Represent a list of values, all of which must be of 2911b2c94713600531ddeefb23cd10c49cd533aa09bEli Bendersky/// the specified type. 29207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 293e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass ListRecTy : public RecTy { 2947cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner RecTy *Ty; 29589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva explicit ListRecTy(RecTy *T) : RecTy(ListRecTyKind), Ty(T) {} 29677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend ListRecTy *RecTy::getListTy(); 29777f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 29889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 29989adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == ListRecTyKind; 30089adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 30189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 30277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static ListRecTy *get(RecTy *T) { return T->getListTy(); } 3037cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner RecTy *getElementType() const { return Ty; } 304f1b36f9a71eb267f04b7bd3a32aca9bc69f71e97Chris Lattner 30505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 30605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 30705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 30805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 30905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 31005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI); 31105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 31205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 31305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 31405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 31505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 31605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 31705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 31805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 31905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 3203da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 321ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const; 3227cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 323ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 3247cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 3257cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 3267cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 32737fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 328f05760de76b4ec26474da18c97770ca369972cfdChris Lattner}; 329f05760de76b4ec26474da18c97770ca369972cfdChris Lattner 33040f71134b9fef0ca06c516f033cc9403394a913cChris Lattner/// DagRecTy - 'dag' - Represent a dag fragment 33140f71134b9fef0ca06c516f033cc9403394a913cChris Lattner/// 3321fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass DagRecTy : public RecTy { 33377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static DagRecTy Shared; 33489adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva DagRecTy() : RecTy(DagRecTyKind) {} 3351fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 33689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 33789adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == DagRecTyKind; 33889adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 33989adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 34077f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static DagRecTy *get() { return &Shared; } 34177f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 34205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 34305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 34405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 34505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 34605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 34705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 34805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 34905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI) { return 0; } 35005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *BO); 35105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *BO); 35205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);} 35305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *CI) { return (Init*)CI; } 35405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *TI); 35505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 35605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 35740f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 358ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const { return "dag"; } 35940f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 360ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 36140f71134b9fef0ca06c516f033cc9403394a913cChris Lattner return RHS->baseClassOf(this); 36240f71134b9fef0ca06c516f033cc9403394a913cChris Lattner } 36340f71134b9fef0ca06c516f033cc9403394a913cChris Lattner}; 36440f71134b9fef0ca06c516f033cc9403394a913cChris Lattner 365f05760de76b4ec26474da18c97770ca369972cfdChris Lattner 366234b3ec8795e0661af56aa1d1a978a41d80686c5Misha Brukman/// RecordRecTy - '[classname]' - Represent an instance of a class, such as: 36707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// (R32 X = EAX). 36807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 369e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordRecTy : public RecTy { 370e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *Rec; 37189adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva explicit RecordRecTy(Record *R) : RecTy(RecordRecTyKind), Rec(R) {} 37277f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend class Record; 37377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesenpublic: 37489adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva static bool classof(const RecTy *RT) { 37589adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva return RT->getRecTyKind() == RecordRecTyKind; 37689adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva } 37789adeb225db4cd4d5c671d2ac5e2e6a6e755b5bcSean Silva 37877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen static RecordRecTy *get(Record *R); 379e62c1185bee05facc25d1d725434f517261d308bChris Lattner 380a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner Record *getRecord() const { return Rec; } 381a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 38205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; } 38305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitInit *BI) { return 0; } 38405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BitsInit *BI) { return 0; } 38505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( IntInit *II) { return 0; } 38605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(StringInit *SI) { return 0; } 38705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( ListInit *LI) { return 0; } 38805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue(VarBitInit *VB) { return 0; } 38905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);} 39005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);} 39105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);} 39205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DefInit *DI); 39305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( DagInit *DI) { return 0; } 39405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( TypedInit *VI); 39505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);} 39605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);} 397e62c1185bee05facc25d1d725434f517261d308bChris Lattner 398ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual std::string getAsString() const; 3997cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner 400ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual bool typeIsConvertibleTo(const RecTy *RHS) const { 4017cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return RHS->baseClassOf(this); 4027cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner } 40337fda193d292d78c672b8019723c7907af312c43Sean Silva virtual bool baseClassOf(const RecTy*) const; 404e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 405e62c1185bee05facc25d1d725434f517261d308bChris Lattner 40621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson/// resolveTypes - Find a common type that T1 and T2 convert to. 407e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene/// Return 0 if no such type exists. 408e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene/// 409e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid GreeneRecTy *resolveTypes(RecTy *T1, RecTy *T2); 41007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 411e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 412e62c1185bee05facc25d1d725434f517261d308bChris Lattner// Initializer Classes 413e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 414e62c1185bee05facc25d1d725434f517261d308bChris Lattner 415afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greeneclass Init { 416b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silvaprotected: 417b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// \brief Discriminator enum (for isa<>, dyn_cast<>, et al.) 418b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// 419b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// This enum is laid out by a preorder traversal of the inheritance 420b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// hierarchy, and does not contain an entry for abstract classes, as per 421b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// the recommendation in docs/HowToSetUpLLVMStyleRTTI.rst. 422b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// 423b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// We also explicitly include "first" and "last" values for each 424b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// interior node of the inheritance tree, to make it easier to read the 425b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// corresponding classof(). 426b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// 427b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// We could pack these a bit tighter by not having the IK_FirstXXXInit 428b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// and IK_LastXXXInit be their own values, but that would degrade 429b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva /// readability for really no benefit. 430b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva enum InitKind { 431b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_BitInit, 432b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_BitsInit, 433b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_FirstTypedInit, 434b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_DagInit, 435b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_DefInit, 436b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_FieldInit, 437b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_IntInit, 438b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_ListInit, 439b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_FirstOpInit, 440b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_BinOpInit, 441b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_TernOpInit, 442b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_UnOpInit, 443b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_LastOpInit, 444b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_StringInit, 445b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_VarInit, 446b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_VarListElementInit, 447b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_LastTypedInit, 448b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_UnsetInit, 449b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva IK_VarBitInit 450b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva }; 451b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva 452b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silvaprivate: 453b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva const InitKind Kind; 454a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper Init(const Init &) LLVM_DELETED_FUNCTION; 455a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper Init &operator=(const Init &) LLVM_DELETED_FUNCTION; 4562d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 457dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 458b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silvapublic: 459b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva InitKind getKind() const { return Kind; } 460b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva 461dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 462b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva explicit Init(InitKind K) : Kind(K) {} 463dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 464afd54269ab9951c0dcdea076c4d6f48a345e9d27David Greenepublic: 465e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual ~Init() {} 466e62c1185bee05facc25d1d725434f517261d308bChris Lattner 467f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// isComplete - This virtual method should be overridden by values that may 468f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// not be completely specified yet. 469f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner virtual bool isComplete() const { return true; } 470f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 471f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// print - Print out this value. 4721a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS) const { OS << getAsString(); } 4733aba4d39fd101238ac06871895c28f26736d80cbChris Lattner 4743aba4d39fd101238ac06871895c28f26736d80cbChris Lattner /// getAsString - Convert this value to a string form. 4753aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const = 0; 4760b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// getAsUnquotedString - Convert this value to a string form, 4770b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// without adding quote markers. This primaruly affects 4780b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// StringInits where we will not surround the string value with 4790b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene /// quotes. 4804b18691c3580674691875ec37c84a1c4edf2d586Jim Grosbach virtual std::string getAsUnquotedString() const { return getAsString(); } 481f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 482f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// dump - Debugging method that may be called through a debugger, just 4831a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar /// invokes print on stderr. 484e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 485e62c1185bee05facc25d1d725434f517261d308bChris Lattner 486f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// convertInitializerTo - This virtual function is a simple call-back 487f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// function that should be overridden to call the appropriate 488f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// RecTy::convertValue method. 489f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 49005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const = 0; 491f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner 492f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// convertInitializerBitRange - This method is used to implement the bitrange 493f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// selection operator. Given an initializer, it selects the specified bits 4947331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner /// out, returning them as a new init of bits type. If it is not legal to use 4957331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner /// the bit subscript operator on this initializer, return null. 496f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 49705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 498f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const { 499e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 500e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 501e62c1185bee05facc25d1d725434f517261d308bChris Lattner 502b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// convertInitListSlice - This method is used to implement the list slice 503b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// selection operator. Given an initializer, it selects the specified list 504b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// elements, returning them as a new init of list type. If it is not legal 505b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// to take a slice of this, return null. 506b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner /// 50705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 508f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitListSlice(const std::vector<unsigned> &Elements) const { 509b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner return 0; 510b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner } 511b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner 512a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// getFieldType - This method is used to implement the FieldInit class. 513a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// Implementors of this method should return the type of the named field if 514a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// they are of record type. 515a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner /// 516a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const { return 0; } 517a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 518b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// getFieldInit - This method complements getFieldType to return the 519b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// initializer for the specified field. If getFieldType returns non-null 520b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// this method should return non-null, otherwise it returns null. 521b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner /// 52205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 52305bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const { 524b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner return 0; 525b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner } 5263da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 527f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// resolveReferences - This method is used by classes that refer to other 528a8449e6aaa6f494d85e75d4755f9c47abf1e06ceBob Wilson /// variables which may not be defined at the time the expression is formed. 529f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// If a value is set for the variable later, this method will be called on 530f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// users of the value to allow the value to propagate out. 531f1e37d9d037bb5f7beb688822beddd2340cd871eChris Lattner /// 53205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const { 53305bce0beee87512e52428d4b80f5a8e79a949576David Greene return const_cast<Init *>(this); 5347dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner } 535307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 536307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// getBit - This method is used to return the initializer for the specified 537307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// bit. 538307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const = 0; 539307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 540307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// getBitVar - This method is used to retrieve the initializer for bit 541307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// reference. For non-VarBitInit, it simply returns itself. 542307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBitVar() const { return const_cast<Init*>(this); } 543307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 544307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// getBitNum - This method is used to retrieve the bit number of a bit 545307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao /// reference. For non-VarBitInit, it simply returns 0. 546307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual unsigned getBitNum() const { return 0; } 547e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 548e62c1185bee05facc25d1d725434f517261d308bChris Lattner 5491a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const Init &I) { 550e62c1185bee05facc25d1d725434f517261d308bChris Lattner I.print(OS); return OS; 551e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 552e62c1185bee05facc25d1d725434f517261d308bChris Lattner 553beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// TypedInit - This is the common super-class of types that have a specific, 554beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// explicit, type. 555beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene/// 556beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass TypedInit : public Init { 557beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene RecTy *Ty; 558dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 559a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper TypedInit(const TypedInit &Other) LLVM_DELETED_FUNCTION; 560a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper TypedInit &operator=(const TypedInit &Other) LLVM_DELETED_FUNCTION; 561dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 562dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 563b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva explicit TypedInit(InitKind K, RecTy *T) : Init(K), Ty(T) {} 564d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher 565dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 566b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 567b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() >= IK_FirstTypedInit && 568b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva I->getKind() <= IK_LastTypedInit; 569b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 570beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene RecTy *getType() const { return Ty; } 571beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 57205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 573f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 57405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 575f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitListSlice(const std::vector<unsigned> &Elements) const; 576beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 5779703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// getFieldType - This method is used to implement the FieldInit class. 5789703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// Implementors of this method should return the type of the named field if 5799703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// they are of record type. 5809703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene /// 5819703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene virtual RecTy *getFieldType(const std::string &FieldName) const; 5829703843dfa5640ddfc4362d7aa20b03fba485eceDavid Greene 583beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 584beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 585beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 58605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 58705bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const = 0; 588beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene}; 589beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 59007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 59107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// UnsetInit - ? - Represents an uninitialized value 59207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 5931fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerclass UnsetInit : public Init { 594b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva UnsetInit() : Init(IK_UnsetInit) {} 595a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper UnsetInit(const UnsetInit &) LLVM_DELETED_FUNCTION; 596a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper UnsetInit &operator=(const UnsetInit &Other) LLVM_DELETED_FUNCTION; 5972d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 598dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 5991fca5ff62bb2ecb5bfc8974f4dbfc56e9d3ca721Chris Lattnerpublic: 600b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 601b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_UnsetInit; 602b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 60305bce0beee87512e52428d4b80f5a8e79a949576David Greene static UnsetInit *get(); 604dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 60505bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 60605bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<UnsetInit *>(this)); 607e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 608e62c1185bee05facc25d1d725434f517261d308bChris Lattner 609307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 610307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao return const_cast<UnsetInit*>(this); 611307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 612307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 613e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual bool isComplete() const { return false; } 6143aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return "?"; } 615e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 616e62c1185bee05facc25d1d725434f517261d308bChris Lattner 61707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 61807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitInit - true/false - Represent a concrete initializer for a bit. 61907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 620e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass BitInit : public Init { 621e62c1185bee05facc25d1d725434f517261d308bChris Lattner bool Value; 622dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 623b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva explicit BitInit(bool V) : Init(IK_BitInit), Value(V) {} 624a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BitInit(const BitInit &Other) LLVM_DELETED_FUNCTION; 625a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BitInit &operator=(BitInit &Other) LLVM_DELETED_FUNCTION; 6262d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 627dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 628dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 629b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 630b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_BitInit; 631b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 63205bce0beee87512e52428d4b80f5a8e79a949576David Greene static BitInit *get(bool V); 633e62c1185bee05facc25d1d725434f517261d308bChris Lattner 634e62c1185bee05facc25d1d725434f517261d308bChris Lattner bool getValue() const { return Value; } 635e62c1185bee05facc25d1d725434f517261d308bChris Lattner 63605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 63705bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<BitInit *>(this)); 638e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 639e62c1185bee05facc25d1d725434f517261d308bChris Lattner 640307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 641307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao assert(Bit < 1 && "Bit index out of range!"); 642307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao return const_cast<BitInit*>(this); 643307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 644307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 6453aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return Value ? "1" : "0"; } 646e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 647e62c1185bee05facc25d1d725434f517261d308bChris Lattner 64807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// BitsInit - { a, b, c } - Represents an initializer for a BitsRecTy value. 64907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// It contains a vector of bits, whose size is determined by the type. 65007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 651726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greeneclass BitsInit : public Init, public FoldingSetNode { 65205bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Bits; 653dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 654b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva BitsInit(ArrayRef<Init *> Range) 655b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : Init(IK_BitsInit), Bits(Range.begin(), Range.end()) {} 656e62c1185bee05facc25d1d725434f517261d308bChris Lattner 657a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BitsInit(const BitsInit &Other) LLVM_DELETED_FUNCTION; 658a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BitsInit &operator=(const BitsInit &Other) LLVM_DELETED_FUNCTION; 659dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 660dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 661b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 662b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_BitsInit; 663b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 66405bce0beee87512e52428d4b80f5a8e79a949576David Greene static BitsInit *get(ArrayRef<Init *> Range); 665dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 666726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greene void Profile(FoldingSetNodeID &ID) const; 667726bbde3c4ac5a279c86d1632b7b94498b01854aDavid Greene 668e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getNumBits() const { return Bits.size(); } 669e62c1185bee05facc25d1d725434f517261d308bChris Lattner 67005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 67105bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<BitsInit *>(this)); 672e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 67305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 674f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 675e62c1185bee05facc25d1d725434f517261d308bChris Lattner 676e62c1185bee05facc25d1d725434f517261d308bChris Lattner virtual bool isComplete() const { 677e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0; i != getNumBits(); ++i) 678e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (!getBit(i)->isComplete()) return false; 679e62c1185bee05facc25d1d725434f517261d308bChris Lattner return true; 680e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 6811808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen bool allInComplete() const { 6821808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen for (unsigned i = 0; i != getNumBits(); ++i) 6831808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen if (getBit(i)->isComplete()) return false; 6841808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen return true; 6851808e4d251005b122b1d3f7a08a01a55c328da1cJohnny Chen } 6863aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 687e62c1185bee05facc25d1d725434f517261d308bChris Lattner 68805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 689307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 690307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 691307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao assert(Bit < Bits.size() && "Bit index out of range!"); 692307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao return Bits[Bit]; 693307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 694e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 695e62c1185bee05facc25d1d725434f517261d308bChris Lattner 69607278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 697135fe6ac5f5b80ef68c19b3ec7bb0063e28f2babBenjamin Kramer/// IntInit - 7 - Represent an initialization by a literal integer value. 69807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 699e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greeneclass IntInit : public TypedInit { 70063f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman int64_t Value; 701dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 702b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva explicit IntInit(int64_t V) 703b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_IntInit, IntRecTy::get()), Value(V) {} 704e62c1185bee05facc25d1d725434f517261d308bChris Lattner 705a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper IntInit(const IntInit &Other) LLVM_DELETED_FUNCTION; 706a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper IntInit &operator=(const IntInit &Other) LLVM_DELETED_FUNCTION; 707dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 708dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 709b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 710b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_IntInit; 711b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 71205bce0beee87512e52428d4b80f5a8e79a949576David Greene static IntInit *get(int64_t V); 713dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 71463f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman int64_t getValue() const { return Value; } 715e62c1185bee05facc25d1d725434f517261d308bChris Lattner 71605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 71705bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<IntInit *>(this)); 718e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 71905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init * 720f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene convertInitializerBitRange(const std::vector<unsigned> &Bits) const; 721e62c1185bee05facc25d1d725434f517261d308bChris Lattner 7223aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 723e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 724e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveListElementReference - This method is used to implement 725e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 726e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// now, we return the resolved value, otherwise we return null. 72705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 72805bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 72950bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal element reference off int"); 730e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene } 731307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 732307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 733236bcf1fcd6164d624956c0858593c1a780b9a0bAaron Ballman return BitInit::get((Value & (1ULL << Bit)) != 0); 734307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 735e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 736e62c1185bee05facc25d1d725434f517261d308bChris Lattner 73707278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 73807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// StringInit - "foo" - Represent an initialization by a string value. 73907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 740beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass StringInit : public TypedInit { 741e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::string Value; 742dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 743d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit StringInit(const std::string &V) 744b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_StringInit, StringRecTy::get()), Value(V) {} 745e62c1185bee05facc25d1d725434f517261d308bChris Lattner 746a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper StringInit(const StringInit &Other) LLVM_DELETED_FUNCTION; 747a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper StringInit &operator=(const StringInit &Other) LLVM_DELETED_FUNCTION; 7482d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 749dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 750dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 751b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 752b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_StringInit; 753b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 754ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen static StringInit *get(StringRef); 755dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 7565c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner const std::string &getValue() const { return Value; } 7575c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 75805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 75905bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<StringInit *>(this)); 760e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 761e62c1185bee05facc25d1d725434f517261d308bChris Lattner 7623aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { return "\"" + Value + "\""; } 7630b18d59435a7c01a433ac69845e6d8e1ad66ce8bDavid Greene virtual std::string getAsUnquotedString() const { return Value; } 764beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 765beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 766beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 767beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 76805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 76905bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 77050bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal element reference off string"); 771beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 772307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 773307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 774307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao llvm_unreachable("Illegal bit reference off string"); 775307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 776e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 777e62c1185bee05facc25d1d725434f517261d308bChris Lattner 77807278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// ListInit - [AL, AH, CL] - Represent a list of defs 77907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 780aad4c9fc37b38cae21343173084c81d789535446David Greeneclass ListInit : public TypedInit, public FoldingSetNode { 78105bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Values; 782e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 78305bce0beee87512e52428d4b80f5a8e79a949576David Greene typedef std::vector<Init*>::const_iterator const_iterator; 7845f9f9ba00b85eb19da2618f393e43a6a11b5d892David Greene 785aad4c9fc37b38cae21343173084c81d789535446David Greeneprivate: 78605bce0beee87512e52428d4b80f5a8e79a949576David Greene explicit ListInit(ArrayRef<Init *> Range, RecTy *EltTy) 787b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_ListInit, ListRecTy::get(EltTy)), 788b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva Values(Range.begin(), Range.end()) {} 789e62c1185bee05facc25d1d725434f517261d308bChris Lattner 790a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper ListInit(const ListInit &Other) LLVM_DELETED_FUNCTION; 791a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper ListInit &operator=(const ListInit &Other) LLVM_DELETED_FUNCTION; 792dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 793dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 794b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 795b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_ListInit; 796b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 79705bce0beee87512e52428d4b80f5a8e79a949576David Greene static ListInit *get(ArrayRef<Init *> Range, RecTy *EltTy); 798dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 799aad4c9fc37b38cae21343173084c81d789535446David Greene void Profile(FoldingSetNodeID &ID) const; 800aad4c9fc37b38cae21343173084c81d789535446David Greene 8017cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner unsigned getSize() const { return Values.size(); } 80205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getElement(unsigned i) const { 8037cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner assert(i < Values.size() && "List element index out of range!"); 8047cf0ce4b8d122575c3348b5fa4947014c3d8432dChris Lattner return Values[i]; 805e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 806e62c1185bee05facc25d1d725434f517261d308bChris Lattner 80750d456539dea5e61d7a1592a78f1861fb35b0063Chris Lattner Record *getElementAsRecord(unsigned i) const; 80821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 809ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init * 810ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper convertInitListSlice(const std::vector<unsigned> &Elements) const; 811b0fef64dc98d32b90782360aa9480417b7ca34fdChris Lattner 81205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 81305bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<ListInit *>(this)); 814e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 815e62c1185bee05facc25d1d725434f517261d308bChris Lattner 8161dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// resolveReferences - This method is used by classes that refer to other 8171dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// variables which may not be defined at the time they expression is formed. 8181dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// If a value is set for the variable later, this method will be called on 8191dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// users of the value to allow the value to propagate out. 8201dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner /// 82105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 8221dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 8233aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 82482137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov 82505bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init*> getValues() const { return Values; } 826c45a2cacd09f88b8b715fd89f5bf6c2347b2cce9David Greene 82782137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline const_iterator begin() const { return Values.begin(); } 82882137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline const_iterator end () const { return Values.end(); } 82982137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov 83082137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline size_t size () const { return Values.size(); } 83182137bd061440070839f2b94c8b7c16da4f41a6dAnton Korobeynikov inline bool empty() const { return Values.empty(); } 832e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene 833e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// resolveListElementReference - This method is used to implement 834e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 835e1b469170bb3ab259fd488fb95c29efe802cdd6aDavid Greene /// now, we return the resolved value, otherwise we return null. 83605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 83705bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 838307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 839307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 840307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao llvm_unreachable("Illegal bit reference off list"); 841307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 842e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 843e62c1185bee05facc25d1d725434f517261d308bChris Lattner 8447331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 845d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// OpInit - Base class for operators 846d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 847d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greeneclass OpInit : public TypedInit { 848a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper OpInit(const OpInit &Other) LLVM_DELETED_FUNCTION; 849a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper OpInit &operator=(OpInit &Other) LLVM_DELETED_FUNCTION; 850d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher 851dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greeneprotected: 852b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva explicit OpInit(InitKind K, RecTy *Type) : TypedInit(K, Type) {} 853dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 854dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 855b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 856b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() >= IK_FirstOpInit && 857b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva I->getKind() <= IK_LastOpInit; 858b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 859d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Clone - Clone this operator, replacing arguments with the new list 86005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const = 0; 861d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 862a9ad04191cb56c42944b17980b8b2bb2afe11ab2Dan Gohman virtual int getNumOperands() const = 0; 86305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getOperand(int i) const = 0; 864d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 865d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Fold - If possible, fold this to a simpler init. Return this if not 866d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // possible to fold. 86705bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const = 0; 868d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 86905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 87005bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<OpInit *>(this)); 871d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 87221870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 87305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 87405bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 875307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 876307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const; 877d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene}; 878d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 879d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 880d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// UnOpInit - !op (X) - Transform an init. 881d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 882e6c27de069225e1122c78385ad22a2ff656db8e6David Greeneclass UnOpInit : public OpInit { 883e6c27de069225e1122c78385ad22a2ff656db8e6David Greenepublic: 8841434f66b2e132a707e2c8ccb3350ea13fb5aa051David Greene enum UnaryOp { CAST, HEAD, TAIL, EMPTY }; 885e6c27de069225e1122c78385ad22a2ff656db8e6David Greeneprivate: 886e6c27de069225e1122c78385ad22a2ff656db8e6David Greene UnaryOp Opc; 88705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS; 888dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 88905bce0beee87512e52428d4b80f5a8e79a949576David Greene UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type) 890b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : OpInit(IK_UnOpInit, Type), Opc(opc), LHS(lhs) {} 891dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 892a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper UnOpInit(const UnOpInit &Other) LLVM_DELETED_FUNCTION; 893a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper UnOpInit &operator=(const UnOpInit &Other) LLVM_DELETED_FUNCTION; 894dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 895e6c27de069225e1122c78385ad22a2ff656db8e6David Greenepublic: 896b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 897b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_UnOpInit; 898b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 89905bce0beee87512e52428d4b80f5a8e79a949576David Greene static UnOpInit *get(UnaryOp opc, Init *lhs, RecTy *Type); 900d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 901e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // Clone - Clone this operator, replacing arguments with the new list 90205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 903aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 1 && 904aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for unary operation"); 905dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return UnOpInit::get(getOpcode(), *Operands.begin(), getType()); 906e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 907d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 908ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual int getNumOperands() const { return 1; } 909ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *getOperand(int i) const { 910e6c27de069225e1122c78385ad22a2ff656db8e6David Greene assert(i == 0 && "Invalid operand id for unary operator"); 911e6c27de069225e1122c78385ad22a2ff656db8e6David Greene return getOperand(); 912e6c27de069225e1122c78385ad22a2ff656db8e6David Greene } 91321870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 914e6c27de069225e1122c78385ad22a2ff656db8e6David Greene UnaryOp getOpcode() const { return Opc; } 91505bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperand() const { return LHS; } 916d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 917e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // Fold - If possible, fold this to a simpler init. Return this if not 918e6c27de069225e1122c78385ad22a2ff656db8e6David Greene // possible to fold. 919ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 920d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 92105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 92221870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 923e6c27de069225e1122c78385ad22a2ff656db8e6David Greene virtual std::string getAsString() const; 924e6c27de069225e1122c78385ad22a2ff656db8e6David Greene}; 925e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 926e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene/// BinOpInit - !op (X, Y) - Combine two inits. 927e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene/// 928d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greeneclass BinOpInit : public OpInit { 929e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greenepublic: 930d23a41c153712b929bd84f5e713bda5db5d6e66dHal Finkel enum BinaryOp { ADD, SHL, SRA, SRL, STRCONCAT, CONCAT, EQ }; 931e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greeneprivate: 932e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene BinaryOp Opc; 93305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS, *RHS; 934dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 93505bce0beee87512e52428d4b80f5a8e79a949576David Greene BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) : 936b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva OpInit(IK_BinOpInit, Type), Opc(opc), LHS(lhs), RHS(rhs) {} 937dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 938a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BinOpInit(const BinOpInit &Other) LLVM_DELETED_FUNCTION; 939a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper BinOpInit &operator=(const BinOpInit &Other) LLVM_DELETED_FUNCTION; 940dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 941dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 942b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 943b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_BinOpInit; 944b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 94505bce0beee87512e52428d4b80f5a8e79a949576David Greene static BinOpInit *get(BinaryOp opc, Init *lhs, Init *rhs, 94605bce0beee87512e52428d4b80f5a8e79a949576David Greene RecTy *Type); 94721870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 948d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene // Clone - Clone this operator, replacing arguments with the new list 94905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 950aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 2 && 951aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for binary operation"); 952dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return BinOpInit::get(getOpcode(), Operands[0], Operands[1], getType()); 953d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 954d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 955ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual int getNumOperands() const { return 2; } 956ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *getOperand(int i) const { 957aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert((i == 0 || i == 1) && "Invalid operand id for binary operator"); 958d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene if (i == 0) { 959d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene return getLHS(); 96021870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else { 961d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene return getRHS(); 962d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 963d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene } 964d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 965e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene BinaryOp getOpcode() const { return Opc; } 96605bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getLHS() const { return LHS; } 96705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getRHS() const { return RHS; } 968e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 969e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene // Fold - If possible, fold this to a simpler init. Return this if not 970e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene // possible to fold. 971ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 972e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 97305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 97421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 975e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene virtual std::string getAsString() const; 976e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene}; 977e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 978d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// TernOpInit - !op (X, Y, Z) - Combine two inits. 979d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene/// 9804afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greeneclass TernOpInit : public OpInit { 9814afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greenepublic: 982ffc0ab6037aa45bc22f57433148e5f586843b3a7David Greene enum TernaryOp { SUBST, FOREACH, IF }; 9834afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greeneprivate: 9844afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene TernaryOp Opc; 98505bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *LHS, *MHS, *RHS; 986dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 98705bce0beee87512e52428d4b80f5a8e79a949576David Greene TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs, 988f37dd02f7743ebd2424480361f5a7db510495c4fDavid Greene RecTy *Type) : 989b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva OpInit(IK_TernOpInit, Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {} 990dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 991a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper TernOpInit(const TernOpInit &Other) LLVM_DELETED_FUNCTION; 992a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper TernOpInit &operator=(const TernOpInit &Other) LLVM_DELETED_FUNCTION; 993dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 994dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 995b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 996b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_TernOpInit; 997b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 99805bce0beee87512e52428d4b80f5a8e79a949576David Greene static TernOpInit *get(TernaryOp opc, Init *lhs, 99905bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *mhs, Init *rhs, 100005bce0beee87512e52428d4b80f5a8e79a949576David Greene RecTy *Type); 100121870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 10024afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // Clone - Clone this operator, replacing arguments with the new list 100305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual OpInit *clone(std::vector<Init *> &Operands) const { 1004aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert(Operands.size() == 3 && 1005aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Wrong number of operands for ternary operation"); 1006dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene return TernOpInit::get(getOpcode(), Operands[0], Operands[1], Operands[2], 1007dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene getType()); 10084afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10094afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 1010ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual int getNumOperands() const { return 3; } 1011ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *getOperand(int i) const { 1012aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky assert((i == 0 || i == 1 || i == 2) && 1013aa0b3df5a03304cf6fbc27d95a0d95717a3a61d0Nick Lewycky "Invalid operand id for ternary operator"); 10144afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene if (i == 0) { 10154afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getLHS(); 101621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else if (i == 1) { 10174afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getMHS(); 101821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson } else { 10194afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene return getRHS(); 10204afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10214afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene } 10224afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 10234afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene TernaryOp getOpcode() const { return Opc; } 102405bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getLHS() const { return LHS; } 102505bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getMHS() const { return MHS; } 102605bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getRHS() const { return RHS; } 10274afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene 10284afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // Fold - If possible, fold this to a simpler init. Return this if not 10294afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene // possible to fold. 1030ef072c33150af8035024e6ac3d52b4861f4d6928Craig Topper virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const; 103121870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1032548f5a0b751aafba88473e4863c2baf7741b56a5Bill Wendling virtual bool isComplete() const { return false; } 1033548f5a0b751aafba88473e4863c2baf7741b56a5Bill Wendling 103405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 103521870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 10364afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene virtual std::string getAsString() const; 10374afc509b7ffe2c4ea234dfd7af5105feb21685d9David Greene}; 1038d418c1b768b5ff26afe05a5ce84d920bbbc99583David Greene 1039e8cf21e8e3db64dd49777d6bf6c867d47e9f5407David Greene 104007278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// VarInit - 'Opcode' - Represent a reference to an entire variable object. 104107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 10427331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattnerclass VarInit : public TypedInit { 1043ee6dca17252de152720655282fb4b74b76fb2fe9David Greene Init *VarName; 1044dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1045d568b3f55294917d1cc701da14a8a7daeb6563e6Eric Christopher explicit VarInit(const std::string &VN, RecTy *T) 1046b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_VarInit, T), VarName(StringInit::get(VN)) {} 1047ee6dca17252de152720655282fb4b74b76fb2fe9David Greene explicit VarInit(Init *VN, RecTy *T) 1048b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_VarInit, T), VarName(VN) {} 1049dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1050a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper VarInit(const VarInit &Other) LLVM_DELETED_FUNCTION; 1051a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper VarInit &operator=(const VarInit &Other) LLVM_DELETED_FUNCTION; 1052dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1053dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 1054b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1055b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_VarInit; 1056b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 105705bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarInit *get(const std::string &VN, RecTy *T); 105805bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarInit *get(Init *VN, RecTy *T); 10593da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 106005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 106105bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarInit *>(this)); 1062e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1063e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1064ee6dca17252de152720655282fb4b74b76fb2fe9David Greene const std::string &getName() const; 1065ee6dca17252de152720655282fb4b74b76fb2fe9David Greene Init *getNameInit() const { return VarName; } 1066ee6dca17252de152720655282fb4b74b76fb2fe9David Greene std::string getNameInitAsString() const { 1067ee6dca17252de152720655282fb4b74b76fb2fe9David Greene return getNameInit()->getAsUnquotedString(); 1068ee6dca17252de152720655282fb4b74b76fb2fe9David Greene } 1069e62c1185bee05facc25d1d725434f517261d308bChris Lattner 107005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 107105bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 10727331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 1073a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const; 107405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 107505bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const; 10769b929aa7495ee0b5d389370baeb332456632b2feChris Lattner 10779b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// resolveReferences - This method is used by classes that refer to other 10789b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// variables which may not be defined at the time they expression is formed. 10799b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// If a value is set for the variable later, this method will be called on 10809b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// users of the value to allow the value to propagate out. 10819b929aa7495ee0b5d389370baeb332456632b2feChris Lattner /// 108205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 10833da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 1084307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const; 1085307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 1086ee6dca17252de152720655282fb4b74b76fb2fe9David Greene virtual std::string getAsString() const { return getName(); } 1087e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1088e62c1185bee05facc25d1d725434f517261d308bChris Lattner 108907278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 10907331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner/// VarBitInit - Opcode{0} - Represent access to one bit of a variable or field. 109107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1092e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass VarBitInit : public Init { 109305bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *TI; 1094e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Bit; 1095dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1096b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva VarBitInit(TypedInit *T, unsigned B) : Init(IK_VarBitInit), TI(T), Bit(B) { 1097307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao assert(T->getType() && 109863554988a94b8a4bcf3de77659a0b27c07a0975dSean Silva (isa<IntRecTy>(T->getType()) || 109963554988a94b8a4bcf3de77659a0b27c07a0975dSean Silva (isa<BitsRecTy>(T->getType()) && 110063554988a94b8a4bcf3de77659a0b27c07a0975dSean Silva cast<BitsRecTy>(T->getType())->getNumBits() > B)) && 11017331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner "Illegal VarBitInit expression!"); 11027331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner } 1103e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1104a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper VarBitInit(const VarBitInit &Other) LLVM_DELETED_FUNCTION; 1105a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper VarBitInit &operator=(const VarBitInit &Other) LLVM_DELETED_FUNCTION; 1106dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1107dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 1108b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1109b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_VarBitInit; 1110b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 111105bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarBitInit *get(TypedInit *T, unsigned B); 1112dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 111305bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 111405bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarBitInit *>(this)); 1115e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1116e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1117307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBitVar() const { return TI; } 1118307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual unsigned getBitNum() const { return Bit; } 11193da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 11203aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 112105bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 1122307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 1123307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned B) const { 1124307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao assert(B < 1 && "Bit index out of range!"); 1125307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao return const_cast<VarBitInit*>(this); 1126307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao } 1127e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1128e62c1185bee05facc25d1d725434f517261d308bChris Lattner 11293da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman/// VarListElementInit - List[4] - Represent access to one element of a var or 11301dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner/// field. 11311dba7abdd77e19c230f0426825a5ae4879471dccChris Lattnerclass VarListElementInit : public TypedInit { 113205bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *TI; 11331dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner unsigned Element; 1134dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 113505bce0beee87512e52428d4b80f5a8e79a949576David Greene VarListElementInit(TypedInit *T, unsigned E) 1136b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_VarListElementInit, 1137b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva cast<ListRecTy>(T->getType())->getElementType()), 1138b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva TI(T), Element(E) { 113963554988a94b8a4bcf3de77659a0b27c07a0975dSean Silva assert(T->getType() && isa<ListRecTy>(T->getType()) && 11401dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner "Illegal VarBitInit expression!"); 11411dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner } 11421dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 1143a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper VarListElementInit(const VarListElementInit &Other) LLVM_DELETED_FUNCTION; 1144a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper void operator=(const VarListElementInit &Other) LLVM_DELETED_FUNCTION; 1145dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1146dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 1147b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1148b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_VarListElementInit; 1149b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 115005bce0beee87512e52428d4b80f5a8e79a949576David Greene static VarListElementInit *get(TypedInit *T, unsigned E); 1151dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 115205bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 115305bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<VarListElementInit *>(this)); 11541dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner } 11551dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner 115605bce0beee87512e52428d4b80f5a8e79a949576David Greene TypedInit *getVariable() const { return TI; } 11571dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner unsigned getElementNum() const { return Element; } 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; 1168307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 1169307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const; 11701dba7abdd77e19c230f0426825a5ae4879471dccChris Lattner}; 117107278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner 117207278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// DefInit - AL - Represent a reference to a 'def' in the description 117307278e48dc27d8ac64b5ff7ed6361536c2f38ea1Chris Lattner/// 1174beb31a51f67f651c5fa3c5094a78266d04a697a5David Greeneclass DefInit : public TypedInit { 1175e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *Def; 1176dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1177b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva DefInit(Record *D, RecordRecTy *T) : TypedInit(IK_DefInit, T), Def(D) {} 117877f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen friend class Record; 1179dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1180a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper DefInit(const DefInit &Other) LLVM_DELETED_FUNCTION; 1181a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper DefInit &operator=(const DefInit &Other) LLVM_DELETED_FUNCTION; 1182dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1183e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1184b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1185b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_DefInit; 1186b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 118705bce0beee87512e52428d4b80f5a8e79a949576David Greene static DefInit *get(Record*); 11883da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 118905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 119005bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<DefInit *>(this)); 1191e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1192e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1193e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getDef() const { return Def; } 1194e62c1185bee05facc25d1d725434f517261d308bChris Lattner 119505bce0beee87512e52428d4b80f5a8e79a949576David Greene //virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits); 1196b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner 1197b1ed0fc6308885c5887ed0474e8a4fbf63a39b45Chris Lattner virtual RecTy *getFieldType(const std::string &FieldName) const; 119805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *getFieldInit(Record &R, const RecordVal *RV, 119905bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::string &FieldName) const; 12003da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 12013aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 1202beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 1203307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 120450bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal bit reference off def"); 1205beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 1206beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene 1207beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// resolveListElementReference - This method is used to implement 1208beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// VarListElementInit::resolveReferences. If the list element is resolvable 1209beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene /// now, we return the resolved value, otherwise we return null. 121005bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 121105bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 121250bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal element reference off def"); 1213beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 1214e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1215e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1216e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1217a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner/// FieldInit - X.Y - Represent a reference to a subfield of a variable 1218a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner/// 12197331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattnerclass FieldInit : public TypedInit { 122005bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Rec; // Record we are referring to 1221a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner std::string FieldName; // Field we are accessing 1222dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 122305bce0beee87512e52428d4b80f5a8e79a949576David Greene FieldInit(Init *R, const std::string &FN) 1224b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_FieldInit, R->getFieldType(FN)), Rec(R), FieldName(FN) { 12257331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner assert(getType() && "FieldInit with non-record type!"); 1226a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1227a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 1228a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper FieldInit(const FieldInit &Other) LLVM_DELETED_FUNCTION; 1229a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper FieldInit &operator=(const FieldInit &Other) LLVM_DELETED_FUNCTION; 1230dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1231dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 1232b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1233b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_FieldInit; 1234b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 123505bce0beee87512e52428d4b80f5a8e79a949576David Greene static FieldInit *get(Init *R, const std::string &FN); 123605bce0beee87512e52428d4b80f5a8e79a949576David Greene static FieldInit *get(Init *R, const Init *FN); 1237dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 123805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 123905bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<FieldInit *>(this)); 1240a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1241a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 1242307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const; 1243307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao 124405bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, 124505bce0beee87512e52428d4b80f5a8e79a949576David Greene const RecordVal *RV, 124605bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const; 12477331ab9d56cb7007b1f5c92c90cd0d18a0af1fe3Chris Lattner 124805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 124924151a6888c752ff1d7fc80b500f5a836c9ac528Chris Lattner 12503aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const { 12513aba4d39fd101238ac06871895c28f26736d80cbChris Lattner return Rec->getAsString() + "." + FieldName; 1252a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner } 1253a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner}; 1254a1651900e1772b05afd2280308e9acc5a58cefb8Chris Lattner 12558c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// DagInit - (v a, b) - Represent a DAG tree value. DAG inits are required 12568c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// to have at least one value then a (possibly empty) list of arguments. Each 12578c06318821e4febb3a7f1afbab72dae362f1bf5fChris Lattner/// argument can have a name associated with it. 12588e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner/// 125978621a851ae84520de7d24a6d61e1dcf25749712David Greeneclass DagInit : public TypedInit, public FoldingSetNode { 126005bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Val; 12617cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman std::string ValName; 126205bce0beee87512e52428d4b80f5a8e79a949576David Greene std::vector<Init*> Args; 126391290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner std::vector<std::string> ArgNames; 1264dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 126505bce0beee87512e52428d4b80f5a8e79a949576David Greene DagInit(Init *V, const std::string &VN, 126605bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init *> ArgRange, 126778621a851ae84520de7d24a6d61e1dcf25749712David Greene ArrayRef<std::string> NameRange) 1268b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva : TypedInit(IK_DagInit, DagRecTy::get()), Val(V), ValName(VN), 126978621a851ae84520de7d24a6d61e1dcf25749712David Greene Args(ArgRange.begin(), ArgRange.end()), 127078621a851ae84520de7d24a6d61e1dcf25749712David Greene ArgNames(NameRange.begin(), NameRange.end()) {} 127121870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1272a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper DagInit(const DagInit &Other) LLVM_DELETED_FUNCTION; 1273a558d91cedd4fd5c2d3327a8a18e12c35530efa8Craig Topper DagInit &operator=(const DagInit &Other) LLVM_DELETED_FUNCTION; 1274dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 1275dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greenepublic: 1276b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva static bool classof(const Init *I) { 1277b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva return I->getKind() == IK_DagInit; 1278b0c6fa3b4b74d9cd03beb5a4cb9702abc85ac169Sean Silva } 127905bce0beee87512e52428d4b80f5a8e79a949576David Greene static DagInit *get(Init *V, const std::string &VN, 128005bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<Init *> ArgRange, 128105bce0beee87512e52428d4b80f5a8e79a949576David Greene ArrayRef<std::string> NameRange); 128205bce0beee87512e52428d4b80f5a8e79a949576David Greene static DagInit *get(Init *V, const std::string &VN, 128305bce0beee87512e52428d4b80f5a8e79a949576David Greene const std::vector< 128405bce0beee87512e52428d4b80f5a8e79a949576David Greene std::pair<Init*, std::string> > &args); 1285dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 128678621a851ae84520de7d24a6d61e1dcf25749712David Greene void Profile(FoldingSetNodeID &ID) const; 1287dcd35c797d458d8b1dbc36cf7f1504166d5b2f16David Greene 128805bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *convertInitializerTo(RecTy *Ty) const { 128905bce0beee87512e52428d4b80f5a8e79a949576David Greene return Ty->convertValue(const_cast<DagInit *>(this)); 12908e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner } 12918e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner 129205bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getOperator() const { return Val; } 129391290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner 12947cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman const std::string &getName() const { return ValName; } 12957cee81703de8333d457ec9e560b0537b71df5a48Nate Begeman 129691290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner unsigned getNumArgs() const { return Args.size(); } 129705bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getArg(unsigned Num) const { 129891290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner assert(Num < Args.size() && "Arg number out of range!"); 129991290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner return Args[Num]; 130091290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner } 130191290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner const std::string &getArgName(unsigned Num) const { 130291290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner assert(Num < ArgNames.size() && "Arg number out of range!"); 130391290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner return ArgNames[Num]; 130491290d7e9a743de363049e705a8303ae1f3a6e68Chris Lattner } 13058e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner 130605bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveReferences(Record &R, const RecordVal *RV) const; 1307990db46e9ae7faa742a152ca4126d0bee9f1df9cChris Lattner 13083aba4d39fd101238ac06871895c28f26736d80cbChris Lattner virtual std::string getAsString() const; 13097674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 131005bce0beee87512e52428d4b80f5a8e79a949576David Greene typedef std::vector<Init*>::const_iterator const_arg_iterator; 13117674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov typedef std::vector<std::string>::const_iterator const_name_iterator; 13127674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13137674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_arg_iterator arg_begin() const { return Args.begin(); } 13147674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_arg_iterator arg_end () const { return Args.end(); } 13157674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13167674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline size_t arg_size () const { return Args.size(); } 13177674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline bool arg_empty() const { return Args.empty(); } 13187674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13197674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_name_iterator name_begin() const { return ArgNames.begin(); } 13207674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline const_name_iterator name_end () const { return ArgNames.end(); } 13217674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 13227674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline size_t name_size () const { return ArgNames.size(); } 13237674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov inline bool name_empty() const { return ArgNames.empty(); } 13247674b9d2970fc38358c5666fce57d84c5700c69eAnton Korobeynikov 1325307525cd24c3b9c081ddb3c34a3418f2875cd556Michael Liao virtual Init *getBit(unsigned Bit) const { 132650bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal bit reference off dag"); 1327beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 132821870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 132905bce0beee87512e52428d4b80f5a8e79a949576David Greene virtual Init *resolveListElementReference(Record &R, const RecordVal *RV, 133005bce0beee87512e52428d4b80f5a8e79a949576David Greene unsigned Elt) const { 133150bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Illegal element reference off dag"); 1332beb31a51f67f651c5fa3c5094a78266d04a697a5David Greene } 13338e9a9774eb12b5242f74b8ac5b20e0a938ec9c53Chris Lattner}; 1334e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1335e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 1336e62c1185bee05facc25d1d725434f517261d308bChris Lattner// High-Level Classes 1337e62c1185bee05facc25d1d725434f517261d308bChris Lattner//===----------------------------------------------------------------------===// 1338e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1339e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordVal { 1340011dca7fac07100695dd3685bfaddbea58a468b9David Greene Init *Name; 1341e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecTy *Ty; 1342e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned Prefix; 134305bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *Value; 1344e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1345011dca7fac07100695dd3685bfaddbea58a468b9David Greene RecordVal(Init *N, RecTy *T, unsigned P); 1346e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecordVal(const std::string &N, RecTy *T, unsigned P); 1347e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1348011dca7fac07100695dd3685bfaddbea58a468b9David Greene const std::string &getName() const; 1349de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene const Init *getNameInit() const { return Name; } 1350de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene std::string getNameInitAsString() const { 1351de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene return getNameInit()->getAsUnquotedString(); 1352de703e25fe98f7c0dfab1750cf337a013b5c9603David Greene } 1353e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1354e62c1185bee05facc25d1d725434f517261d308bChris Lattner unsigned getPrefix() const { return Prefix; } 1355e62c1185bee05facc25d1d725434f517261d308bChris Lattner RecTy *getType() const { return Ty; } 135605bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getValue() const { return Value; } 1357e62c1185bee05facc25d1d725434f517261d308bChris Lattner 135805bce0beee87512e52428d4b80f5a8e79a949576David Greene bool setValue(Init *V) { 1359e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (V) { 1360e62c1185bee05facc25d1d725434f517261d308bChris Lattner Value = V->convertInitializerTo(Ty); 1361e62c1185bee05facc25d1d725434f517261d308bChris Lattner return Value == 0; 1362e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1363e62c1185bee05facc25d1d725434f517261d308bChris Lattner Value = 0; 1364e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1365e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1366e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1367e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 13681a55180238dbcf11113f610aea010447e51f595bDaniel Dunbar void print(raw_ostream &OS, bool PrintSem = true) const; 1369e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1370e62c1185bee05facc25d1d725434f517261d308bChris Lattner 13711a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarinline raw_ostream &operator<<(raw_ostream &OS, const RecordVal &RV) { 1372e62c1185bee05facc25d1d725434f517261d308bChris Lattner RV.print(OS << " "); 1373e62c1185bee05facc25d1d725434f517261d308bChris Lattner return OS; 1374e62c1185bee05facc25d1d725434f517261d308bChris Lattner} 1375e62c1185bee05facc25d1d725434f517261d308bChris Lattner 137689e0f74094a6a86170c2c70fe8c6c19cb99c97a0Chris Lattnerclass Record { 13776f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar static unsigned LastID; 13786f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar 13796f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar // Unique record ID. 13806f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar unsigned ID; 13810d886401b3ec09b0c2d267942b07702a2f0740f4David Greene Init *Name; 1382376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen // Location where record was instantiated, followed by the location of 1383376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen // multiclass prototypes used. 1384376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen SmallVector<SMLoc, 4> Locs; 1385e22b321d2276b634519165b101b02d92c2fcf5c7David Greene std::vector<Init *> TemplateArgs; 1386e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::vector<RecordVal> Values; 1387b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose std::vector<Record *> SuperClasses; 1388b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose std::vector<SMRange> SuperClassRanges; 138967db883487fca3472fdde51e931657e22d4d0495Chris Lattner 139067db883487fca3472fdde51e931657e22d4d0495Chris Lattner // Tracks Record instances. Not owned by Record. 139167db883487fca3472fdde51e931657e22d4d0495Chris Lattner RecordKeeper &TrackedRecords; 139267db883487fca3472fdde51e931657e22d4d0495Chris Lattner 139377f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DefInit *TheInit; 1394d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose bool IsAnonymous; 139577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 1396f7931b7040de1c829e678b4e391308bc3376f8a0David Greene void init(); 13970d886401b3ec09b0c2d267942b07702a2f0740f4David Greene void checkName(); 13980d886401b3ec09b0c2d267942b07702a2f0740f4David Greene 1399e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1400e62c1185bee05facc25d1d725434f517261d308bChris Lattner 14019c6b60eb28d2717008f8d6ff52f7666ebc81113dChris Lattner // Constructs a record. 1402376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen explicit Record(const std::string &N, ArrayRef<SMLoc> locs, 1403d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose RecordKeeper &records, bool Anonymous = false) : 1404376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen ID(LastID++), Name(StringInit::get(N)), Locs(locs.begin(), locs.end()), 1405d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose TrackedRecords(records), TheInit(0), IsAnonymous(Anonymous) { 1406004adaf3452a355ada2a54bcb61dc8925a718651David Greene init(); 14070abdadbce7e04af76145154d75ca41dab749b8d6David Greene } 1408d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose explicit Record(Init *N, ArrayRef<SMLoc> locs, RecordKeeper &records, 1409d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose bool Anonymous = false) : 1410376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen ID(LastID++), Name(N), Locs(locs.begin(), locs.end()), 1411d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose TrackedRecords(records), TheInit(0), IsAnonymous(Anonymous) { 1412004adaf3452a355ada2a54bcb61dc8925a718651David Greene init(); 1413675f85d0f240930d571f4e557bb92237ee48124eDavid Greene } 1414cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson 1415cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson // When copy-constructing a Record, we must still guarantee a globally unique 1416cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson // ID number. All other fields can be copied normally. 1417cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson Record(const Record &O) : 1418cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson ID(LastID++), Name(O.Name), Locs(O.Locs), TemplateArgs(O.TemplateArgs), 1419cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson Values(O.Values), SuperClasses(O.SuperClasses), 1420b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose SuperClassRanges(O.SuperClassRanges), TrackedRecords(O.TrackedRecords), 1421b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose TheInit(O.TheInit), IsAnonymous(O.IsAnonymous) { } 1422cdac1be34a0b329f1bd2232a3f4995432f633c3cOwen Anderson 1423e62c1185bee05facc25d1d725434f517261d308bChris Lattner ~Record() {} 142421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1425f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 1426117ccb7e518f05e4bf3df058fc402262f897ff0bChris Lattner static unsigned getNewUID() { return LastID++; } 1427f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 1428f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov 14296f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar unsigned getID() const { return ID; } 14306f5cc82686d6f25abc3e373b241bc2cb47d87268Daniel Dunbar 14310d886401b3ec09b0c2d267942b07702a2f0740f4David Greene const std::string &getName() const; 1432d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene Init *getNameInit() const { 1433d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene return Name; 1434d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene } 1435d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene const std::string getNameInitAsString() const { 1436d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene return getNameInit()->getAsUnquotedString(); 1437d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene } 1438d7f8941e77fef20dc147fe102a2024cc5ccef366David Greene 14390d886401b3ec09b0c2d267942b07702a2f0740f4David Greene void setName(Init *Name); // Also updates RecordKeeper. 1440936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void setName(const std::string &Name); // Also updates RecordKeeper. 144121870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1442376a8a773e38fdcd9102a40e08ab1e0661d645d9Jakob Stoklund Olesen ArrayRef<SMLoc> getLoc() const { return Locs; } 144321870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 144477f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen /// get the corresponding DefInit. 144577f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen DefInit *getDefInit(); 144677f8274c7d4bfb5e2a449eb49dc78dcae37e5457Jakob Stoklund Olesen 1447e22b321d2276b634519165b101b02d92c2fcf5c7David Greene const std::vector<Init *> &getTemplateArgs() const { 1448e62c1185bee05facc25d1d725434f517261d308bChris Lattner return TemplateArgs; 1449e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1450e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::vector<RecordVal> &getValues() const { return Values; } 1451e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::vector<Record*> &getSuperClasses() const { return SuperClasses; } 1452b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose ArrayRef<SMRange> getSuperClassRanges() const { return SuperClassRanges; } 1453e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1454e22b321d2276b634519165b101b02d92c2fcf5c7David Greene bool isTemplateArg(Init *Name) const { 1455e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = TemplateArgs.size(); i != e; ++i) 1456e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (TemplateArgs[i] == Name) return true; 1457e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1458e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1459e22b321d2276b634519165b101b02d92c2fcf5c7David Greene bool isTemplateArg(StringRef Name) const { 1460e22b321d2276b634519165b101b02d92c2fcf5c7David Greene return isTemplateArg(StringInit::get(Name.str())); 1461e22b321d2276b634519165b101b02d92c2fcf5c7David Greene } 1462e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1463ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen const RecordVal *getValue(const Init *Name) const { 1464e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 1465ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen if (Values[i].getNameInit() == Name) return &Values[i]; 1466e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 1467e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1468ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen const RecordVal *getValue(StringRef Name) const { 1469ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen return getValue(StringInit::get(Name)); 1470ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen } 1471ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen RecordVal *getValue(const Init *Name) { 1472e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 1473ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen if (Values[i].getNameInit() == Name) return &Values[i]; 1474e62c1185bee05facc25d1d725434f517261d308bChris Lattner return 0; 1475e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1476ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen RecordVal *getValue(StringRef Name) { 1477ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen return getValue(StringInit::get(Name)); 1478ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen } 147996a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene 1480e22b321d2276b634519165b101b02d92c2fcf5c7David Greene void addTemplateArg(Init *Name) { 1481e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(!isTemplateArg(Name) && "Template arg already defined!"); 1482e62c1185bee05facc25d1d725434f517261d308bChris Lattner TemplateArgs.push_back(Name); 1483e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1484e22b321d2276b634519165b101b02d92c2fcf5c7David Greene void addTemplateArg(StringRef Name) { 1485e22b321d2276b634519165b101b02d92c2fcf5c7David Greene addTemplateArg(StringInit::get(Name.str())); 1486e22b321d2276b634519165b101b02d92c2fcf5c7David Greene } 1487e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1488e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addValue(const RecordVal &RV) { 1489ebaf92c67dac4974f98a08f8096d3eb2f4edd09dJakob Stoklund Olesen assert(getValue(RV.getNameInit()) == 0 && "Value already added!"); 1490e62c1185bee05facc25d1d725434f517261d308bChris Lattner Values.push_back(RV); 1491e338565757bfcfe9d762751c976684f66954fb45David Greene if (Values.size() > 1) 1492e338565757bfcfe9d762751c976684f66954fb45David Greene // Keep NAME at the end of the list. It makes record dumps a 1493e338565757bfcfe9d762751c976684f66954fb45David Greene // bit prettier and allows TableGen tests to be written more 1494e338565757bfcfe9d762751c976684f66954fb45David Greene // naturally. Tests can use CHECK-NEXT to look for Record 1495e338565757bfcfe9d762751c976684f66954fb45David Greene // fields they expect to see after a def. They can't do that if 1496e338565757bfcfe9d762751c976684f66954fb45David Greene // NAME is the first Record field. 1497e338565757bfcfe9d762751c976684f66954fb45David Greene std::swap(Values[Values.size() - 2], Values[Values.size() - 1]); 1498e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1499e62c1185bee05facc25d1d725434f517261d308bChris Lattner 150096a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene void removeValue(Init *Name) { 1501bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner for (unsigned i = 0, e = Values.size(); i != e; ++i) 150296a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene if (Values[i].getNameInit() == Name) { 1503bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner Values.erase(Values.begin()+i); 1504bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner return; 1505bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner } 150650bee42b54cd9aec5f49566307df2b0cf23afcf6Craig Topper llvm_unreachable("Cannot remove an entry that does not exist!"); 1507bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner } 1508bfce056ea89f4a243c429c12e47ec78168bb1d2cChris Lattner 150996a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene void removeValue(StringRef Name) { 151096a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene removeValue(StringInit::get(Name.str())); 151196a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene } 151296a9f78c4aa1bc188f3f7ee869bed44cb7a6ff0eDavid Greene 151302475f1fd502fa1729d1fc447417087acf9e96c8Ted Kremenek bool isSubClassOf(const Record *R) const { 1514e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i) 1515e62c1185bee05facc25d1d725434f517261d308bChris Lattner if (SuperClasses[i] == R) 1516ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen return true; 1517e62c1185bee05facc25d1d725434f517261d308bChris Lattner return false; 1518e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1519e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1520c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner bool isSubClassOf(StringRef Name) const { 1521a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i) 15227474c29d903d479e7f99eb0d1d097f75289c5f48David Greene if (SuperClasses[i]->getNameInitAsString() == Name) 1523a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner return true; 1524a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner return false; 1525a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner } 1526a40e5ad69f5ab5da1671a5e84e75a60202ad03d5Chris Lattner 1527b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose void addSuperClass(Record *R, SMRange Range) { 1528e62c1185bee05facc25d1d725434f517261d308bChris Lattner assert(!isSubClassOf(R) && "Already subclassing record!"); 1529e62c1185bee05facc25d1d725434f517261d308bChris Lattner SuperClasses.push_back(R); 1530b50df4a3df6db2ace3c011267934d3d10bdcc8dbJordan Rose SuperClassRanges.push_back(Range); 1531e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1532e62c1185bee05facc25d1d725434f517261d308bChris Lattner 15337dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// resolveReferences - If there are any field references that refer to fields 15347dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// that have been filled in, we can propagate the values now. 15357dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// 15367dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner void resolveReferences() { resolveReferencesTo(0); } 15377dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner 15387dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// resolveReferencesTo - If anything in this record refers to RV, replace the 15397dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// reference to RV with the RHS of RV. If RV is null, we resolve all 15407dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner /// possible references. 15417dda395004eb962cef1c1554b1e8b2ad069760e0Chris Lattner void resolveReferencesTo(const RecordVal *RV); 1542e62c1185bee05facc25d1d725434f517261d308bChris Lattner 154367db883487fca3472fdde51e931657e22d4d0495Chris Lattner RecordKeeper &getRecords() const { 15449c6b60eb28d2717008f8d6ff52f7666ebc81113dChris Lattner return TrackedRecords; 154567db883487fca3472fdde51e931657e22d4d0495Chris Lattner } 154667db883487fca3472fdde51e931657e22d4d0495Chris Lattner 1547d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose bool isAnonymous() const { 1548d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose return IsAnonymous; 1549d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose } 1550d122009e57217bd574703c46dd14b1a9235ed0b7Jordan Rose 1551e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 15525c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 15535c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner //===--------------------------------------------------------------------===// 15545c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner // High-level methods useful to tablegen back-ends 15555c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner // 15565c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 1557c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// getValueInit - Return the initializer for a value with the specified name, 1558c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// or throw an exception if the field does not exist. 1559c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner /// 156005bce0beee87512e52428d4b80f5a8e79a949576David Greene Init *getValueInit(StringRef FieldName) const; 1561c7d58024f8bed33e0b3e795e51a62ec30248aff3Chris Lattner 156264110ffc9eecbe999c29ac9d9f6697447a110036Jakob Stoklund Olesen /// Return true if the named field is unset. 156364110ffc9eecbe999c29ac9d9f6697447a110036Jakob Stoklund Olesen bool isValueUnset(StringRef FieldName) const { 156464110ffc9eecbe999c29ac9d9f6697447a110036Jakob Stoklund Olesen return getValueInit(FieldName) == UnsetInit::get(); 156564110ffc9eecbe999c29ac9d9f6697447a110036Jakob Stoklund Olesen } 156664110ffc9eecbe999c29ac9d9f6697447a110036Jakob Stoklund Olesen 15675c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// getValueAsString - This method looks up the specified field and returns 15685c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// its value as a string, throwing an exception if the field does not exist 15695c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// or if the value is not a string. 15705c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// 1571c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::string getValueAsString(StringRef FieldName) const; 15725c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner 15736f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// getValueAsBitsInit - This method looks up the specified field and returns 15746f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// its value as a BitsInit, throwing an exception if the field does not exist 15756f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// or if the value is not the right type. 15766f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner /// 157705bce0beee87512e52428d4b80f5a8e79a949576David Greene BitsInit *getValueAsBitsInit(StringRef FieldName) const; 15786f334ad8f5c9319b334e2ba68b89d0dd46156788Chris Lattner 157958c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// getValueAsListInit - This method looks up the specified field and returns 158058c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// its value as a ListInit, throwing an exception if the field does not exist 158158c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// or if the value is not the right type. 158258c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// 158305bce0beee87512e52428d4b80f5a8e79a949576David Greene ListInit *getValueAsListInit(StringRef FieldName) const; 158458c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner 1585b0e103d46bf8799ac5523157a6ed4a78d1751a89Chris Lattner /// getValueAsListOfDefs - This method looks up the specified field and 1586af1b61debd9cb6570ed815a27cd94897f0dca3cfAnton Korobeynikov /// returns its value as a vector of records, throwing an exception if the 1587b0e103d46bf8799ac5523157a6ed4a78d1751a89Chris Lattner /// field does not exist or if the value is not the right type. 1588fd306bfdd294772560b3a1cf762bc1081f66e6baJim Laskey /// 1589c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::vector<Record*> getValueAsListOfDefs(StringRef FieldName) const; 1590fd306bfdd294772560b3a1cf762bc1081f66e6baJim Laskey 1591f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// getValueAsListOfInts - This method looks up the specified field and 1592f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// returns its value as a vector of integers, throwing an exception if the 1593f41b75d85be5d53f7c4ef0f60d55bf7df33a881cMikhail Glushenkov /// field does not exist or if the value is not the right type. 1594af1b61debd9cb6570ed815a27cd94897f0dca3cfAnton Korobeynikov /// 1595c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner std::vector<int64_t> getValueAsListOfInts(StringRef FieldName) const; 159621870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1597bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// getValueAsListOfStrings - This method looks up the specified field and 1598bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// returns its value as a vector of strings, throwing an exception if the 1599bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// field does not exist or if the value is not the right type. 1600bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson /// 1601bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson std::vector<std::string> getValueAsListOfStrings(StringRef FieldName) const; 1602bea6f615eefae279e53bbb63a31d2c3c67274c45Owen Anderson 1603dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// getValueAsDef - This method looks up the specified field and returns its 1604dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// value as a Record, throwing an exception if the field does not exist or if 1605dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// the value is not the right type. 1606dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner /// 1607c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner Record *getValueAsDef(StringRef FieldName) const; 1608dbb295bd0d0e084ffbaae314026f389d83453619Chris Lattner 16090969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// getValueAsBit - This method looks up the specified field and returns its 16100969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// value as a bit, throwing an exception if the field does not exist or if 16110969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// the value is not the right type. 16120969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner /// 1613c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner bool getValueAsBit(StringRef FieldName) const; 16140969c5bdf2de91fc03480dba86bcb6ce76612d8bChris Lattner 1615c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen /// getValueAsBitOrUnset - This method looks up the specified field and 1616c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen /// returns its value as a bit. If the field is unset, sets Unset to true and 1617c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen /// retunrs false. 1618c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen /// 1619c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen bool getValueAsBitOrUnset(StringRef FieldName, bool &Unset) const; 1620c1f10fd5b9a780d1c42dca7143d7a8acd9bd9377Jakob Stoklund Olesen 162158c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// getValueAsInt - This method looks up the specified field and returns its 162263f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman /// value as an int64_t, throwing an exception if the field does not exist or 162363f97201dc9dcebbe84d1b73113166c64212b4b8Dan Gohman /// if the value is not the right type. 162458c5de16927ea5ba1b454a69ce7ee4fdc371b9f7Chris Lattner /// 1625c19418f31fa8ab09ff43c57150e5042dbe368f49Chris Lattner int64_t getValueAsInt(StringRef FieldName) const; 1626784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner 1627784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// getValueAsDag - This method looks up the specified field and returns its 1628784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// value as an Dag, throwing an exception if the field does not exist or if 1629784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// the value is not the right type. 1630784a793636b7e766e868822c213ca96b0755b5c1Chris Lattner /// 163105bce0beee87512e52428d4b80f5a8e79a949576David Greene DagInit *getValueAsDag(StringRef FieldName) const; 1632e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1633e62c1185bee05facc25d1d725434f517261d308bChris Lattner 16341a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarraw_ostream &operator<<(raw_ostream &OS, const Record &R); 1635e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1636c7cafcd815519b06318629b424abe746437e1389David Greenestruct MultiClass { 1637c7cafcd815519b06318629b424abe746437e1389David Greene Record Rec; // Placeholder for template args and Name. 1638c7cafcd815519b06318629b424abe746437e1389David Greene typedef std::vector<Record*> RecordVector; 1639c7cafcd815519b06318629b424abe746437e1389David Greene RecordVector DefPrototypes; 1640d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene 1641d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene void dump() const; 1642d34a73b3b709001c56db68a4d9a84e5d2002b1f0David Greene 16434b18691c3580674691875ec37c84a1c4edf2d586Jim Grosbach MultiClass(const std::string &Name, SMLoc Loc, RecordKeeper &Records) : 164467db883487fca3472fdde51e931657e22d4d0495Chris Lattner Rec(Name, Loc, Records) {} 1645c7cafcd815519b06318629b424abe746437e1389David Greene}; 1646c7cafcd815519b06318629b424abe746437e1389David Greene 1647e62c1185bee05facc25d1d725434f517261d308bChris Lattnerclass RecordKeeper { 1648e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*> Classes, Defs; 1649cebb4ee93a0064e4a2cb1fd1da7455b01e5655cbDavid Greene 1650e62c1185bee05facc25d1d725434f517261d308bChris Lattnerpublic: 1651e62c1185bee05facc25d1d725434f517261d308bChris Lattner ~RecordKeeper() { 1652e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (std::map<std::string, Record*>::iterator I = Classes.begin(), 1653ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen E = Classes.end(); I != E; ++I) 1654e62c1185bee05facc25d1d725434f517261d308bChris Lattner delete I->second; 1655e62c1185bee05facc25d1d725434f517261d308bChris Lattner for (std::map<std::string, Record*>::iterator I = Defs.begin(), 1656ea3e5e56fdc56e5c2ddafb36eab26676e137dfa0Jeff Cohen E = Defs.end(); I != E; ++I) 1657e62c1185bee05facc25d1d725434f517261d308bChris Lattner delete I->second; 1658e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 16593da94aec4d429b2ba0f65fa040c33650cade196bMisha Brukman 1660e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::map<std::string, Record*> &getClasses() const { return Classes; } 1661e62c1185bee05facc25d1d725434f517261d308bChris Lattner const std::map<std::string, Record*> &getDefs() const { return Defs; } 1662e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1663e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getClass(const std::string &Name) const { 1664e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*>::const_iterator I = Classes.find(Name); 1665e62c1185bee05facc25d1d725434f517261d308bChris Lattner return I == Classes.end() ? 0 : I->second; 1666e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1667e62c1185bee05facc25d1d725434f517261d308bChris Lattner Record *getDef(const std::string &Name) const { 1668e62c1185bee05facc25d1d725434f517261d308bChris Lattner std::map<std::string, Record*>::const_iterator I = Defs.find(Name); 1669e62c1185bee05facc25d1d725434f517261d308bChris Lattner return I == Defs.end() ? 0 : I->second; 1670e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1671e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addClass(Record *R) { 167272cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen bool Ins = Classes.insert(std::make_pair(R->getName(), R)).second; 167372cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen (void)Ins; 167472cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen assert(Ins && "Class already exists"); 1675e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1676e62c1185bee05facc25d1d725434f517261d308bChris Lattner void addDef(Record *R) { 167772cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen bool Ins = Defs.insert(std::make_pair(R->getName(), R)).second; 167872cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen (void)Ins; 167972cba6cdf640411e2fb6207858a0abd87c4286fcJakob Stoklund Olesen assert(Ins && "Record already exists"); 1680e62c1185bee05facc25d1d725434f517261d308bChris Lattner } 1681e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1682936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// removeClass - Remove, but do not delete, the specified record. 1683936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// 1684936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void removeClass(const std::string &Name) { 1685936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner assert(Classes.count(Name) && "Class does not exist!"); 1686936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner Classes.erase(Name); 1687936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner } 1688936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// removeDef - Remove, but do not delete, the specified record. 1689936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner /// 1690936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner void removeDef(const std::string &Name) { 1691936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner assert(Defs.count(Name) && "Def does not exist!"); 1692936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner Defs.erase(Name); 1693936dd9274aca2f2ccd0e10dafe83a22767475fa6Chris Lattner } 169421870411d9c1807526b613d04c2ebae5a43c263bBob Wilson 1695ab47ae3381aa2372009a9054260461c20324b555Chris Lattner //===--------------------------------------------------------------------===// 1696ab47ae3381aa2372009a9054260461c20324b555Chris Lattner // High-level helper methods, useful for tablegen backends... 1697ab47ae3381aa2372009a9054260461c20324b555Chris Lattner 1698ab47ae3381aa2372009a9054260461c20324b555Chris Lattner /// getAllDerivedDefinitions - This method returns all concrete definitions 1699ab47ae3381aa2372009a9054260461c20324b555Chris Lattner /// that derive from the specified class name. If a class with the specified 17005c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner /// name does not exist, an exception is thrown. 17015c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner std::vector<Record*> 17025c737ad4d669b835b8fb973a5c477a4dbb213830Chris Lattner getAllDerivedDefinitions(const std::string &ClassName) const; 1703ab47ae3381aa2372009a9054260461c20324b555Chris Lattner 1704e62c1185bee05facc25d1d725434f517261d308bChris Lattner void dump() const; 1705e62c1185bee05facc25d1d725434f517261d308bChris Lattner}; 1706e62c1185bee05facc25d1d725434f517261d308bChris Lattner 1707690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// LessRecord - Sorting predicate to sort record pointers by name. 1708690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// 1709690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattnerstruct LessRecord { 1710690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner bool operator()(const Record *Rec1, const Record *Rec2) const { 1711160a3bf74d1a2b048f65e2162d038ed96eddde01Jakob Stoklund Olesen return StringRef(Rec1->getName()).compare_numeric(Rec2->getName()) < 0; 1712690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner } 1713690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner}; 1714690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner 171590fee07298bec2e5160a599db850b9553d02377bSean Silva/// LessRecordByID - Sorting predicate to sort record pointers by their 171690fee07298bec2e5160a599db850b9553d02377bSean Silva/// unique ID. If you just need a deterministic order, use this, since it 171790fee07298bec2e5160a599db850b9553d02377bSean Silva/// just compares two `unsigned`; the other sorting predicates require 171890fee07298bec2e5160a599db850b9553d02377bSean Silva/// string manipulation. 171990fee07298bec2e5160a599db850b9553d02377bSean Silvastruct LessRecordByID { 172090fee07298bec2e5160a599db850b9553d02377bSean Silva bool operator()(const Record *LHS, const Record *RHS) const { 172190fee07298bec2e5160a599db850b9553d02377bSean Silva return LHS->getID() < RHS->getID(); 172290fee07298bec2e5160a599db850b9553d02377bSean Silva } 172390fee07298bec2e5160a599db850b9553d02377bSean Silva}; 172490fee07298bec2e5160a599db850b9553d02377bSean Silva 172521870411d9c1807526b613d04c2ebae5a43c263bBob Wilson/// LessRecordFieldName - Sorting predicate to sort record pointers by their 17267c9a7728d9dd248ebee8f2dd969d303711d487a9Jim Grosbach/// name field. 1727690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner/// 1728690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattnerstruct LessRecordFieldName { 1729690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner bool operator()(const Record *Rec1, const Record *Rec2) const { 1730690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner return Rec1->getValueAsString("Name") < Rec2->getValueAsString("Name"); 1731690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner } 1732690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner}; 1733690d80eefeb522c8697ef39d9e6d19b0be276f0eChris Lattner 1734b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosierstruct LessRecordRegister { 1735b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier static size_t min(size_t a, size_t b) { return a < b ? a : b; } 1736b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier static bool ascii_isdigit(char x) { return x >= '0' && x <= '9'; } 1737b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1738b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier struct RecordParts { 1739b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier SmallVector<std::pair< bool, StringRef>, 4> Parts; 1740b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1741b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier RecordParts(StringRef Rec) { 1742b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier if (Rec.empty()) 1743b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier return; 1744b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1745b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier size_t Len = 0; 1746b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier const char *Start = Rec.data(); 1747b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier const char *Curr = Start; 1748b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier bool isDigitPart = ascii_isdigit(Curr[0]); 1749b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier for (size_t I = 0, E = Rec.size(); I != E; ++I, ++Len) { 1750b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier bool isDigit = ascii_isdigit(Curr[I]); 1751b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier if (isDigit != isDigitPart) { 1752b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len))); 1753b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier Len = 0; 1754b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier Start = &Curr[I]; 1755b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier isDigitPart = ascii_isdigit(Curr[I]); 1756b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1757b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1758b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier // Push the last part. 1759b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len))); 1760b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1761b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1762b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier size_t size() { return Parts.size(); } 1763b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1764b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier std::pair<bool, StringRef> getPart(size_t i) { 1765b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier assert (i < Parts.size() && "Invalid idx!"); 1766b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier return Parts[i]; 1767b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1768b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier }; 1769b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1770b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier bool operator()(const Record *Rec1, const Record *Rec2) const { 1771b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier RecordParts LHSParts(StringRef(Rec1->getName())); 1772b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier RecordParts RHSParts(StringRef(Rec2->getName())); 1773b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1774b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier size_t LHSNumParts = LHSParts.size(); 1775b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier size_t RHSNumParts = RHSParts.size(); 1776b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier assert (LHSNumParts && RHSNumParts && "Expected at least one part!"); 1777b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1778b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier if (LHSNumParts != RHSNumParts) 1779b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier return LHSNumParts < RHSNumParts; 1780b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 1781b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier // We expect the registers to be of the form [_a-zA-z]+([0-9]*[_a-zA-Z]*)*. 1782b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier for (size_t I = 0, E = LHSNumParts; I < E; I+=2) { 1783b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I); 1784b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I); 1785ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier // Expect even part to always be alpha. 1786ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier assert (LHSPart.first == false && RHSPart.first == false && 1787ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier "Expected both parts to be alpha."); 1788ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier if (int Res = LHSPart.second.compare(RHSPart.second)) 1789ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier return Res < 0; 1790b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1791b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier for (size_t I = 1, E = LHSNumParts; I < E; I+=2) { 1792b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I); 1793b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I); 1794ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier // Expect odd part to always be numeric. 1795ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier assert (LHSPart.first == true && RHSPart.first == true && 1796ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier "Expected both parts to be numeric."); 1797ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier if (LHSPart.second.size() != RHSPart.second.size()) 1798ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier return LHSPart.second.size() < RHSPart.second.size(); 1799ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier 1800ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier unsigned LHSVal, RHSVal; 1801f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu 1802f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu bool LHSFailed = LHSPart.second.getAsInteger(10, LHSVal); (void)LHSFailed; 1803f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu assert(!LHSFailed && "Unable to convert LHS to integer."); 1804f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu bool RHSFailed = RHSPart.second.getAsInteger(10, RHSVal); (void)RHSFailed; 1805f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu assert(!RHSFailed && "Unable to convert RHS to integer."); 1806f801b8fe7ace6306b653f5ea68c378f35e9f2d6dRichard Trieu 1807ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier if (LHSVal != RHSVal) 1808ff4196adcf602cbe0581f3240c3fef0847159550Chad Rosier return LHSVal < RHSVal; 1809b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1810b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier return LHSNumParts < RHSNumParts; 1811b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier } 1812b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier}; 1813b7110cf5b5e4832e8ded6db7ab7577e3cfa2c462Chad Rosier 18141a55180238dbcf11113f610aea010447e51f595bDaniel Dunbarraw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK); 1815e62c1185bee05facc25d1d725434f517261d308bChris Lattner 181630c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene/// QualifyName - Return an Init with a qualifier prefix referring 181730c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene/// to CurRec's name. 181830c2225b3c4a89b527ee38542ab8990ca0a682f1David GreeneInit *QualifyName(Record &CurRec, MultiClass *CurMultiClass, 181930c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene Init *Name, const std::string &Scoper); 182030c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene 182130c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene/// QualifyName - Return an Init with a qualifier prefix referring 182230c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene/// to CurRec's name. 182330c2225b3c4a89b527ee38542ab8990ca0a682f1David GreeneInit *QualifyName(Record &CurRec, MultiClass *CurMultiClass, 182430c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene const std::string &Name, const std::string &Scoper); 182530c2225b3c4a89b527ee38542ab8990ca0a682f1David Greene 1826d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke} // End llvm namespace 1827d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke 1828e62c1185bee05facc25d1d725434f517261d308bChris Lattner#endif 1829