LLParser.h revision 1971556cc271710b683bc3ca8327c903791c910f
19d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner//===-- LLParser.h - Parser Class -------------------------------*- C++ -*-===// 29d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// 39d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// The LLVM Compiler Infrastructure 49d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// 59d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// This file is distributed under the University of Illinois Open Source 69d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// License. See LICENSE.TXT for details. 79d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// 89d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner//===----------------------------------------------------------------------===// 99d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// 109d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// This file defines the parser class for .ll files. 119d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner// 129d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner//===----------------------------------------------------------------------===// 139d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 149d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#ifndef LLVM_ASMPARSER_LLPARSER_H 159d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#define LLVM_ASMPARSER_LLPARSER_H 169d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 179d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#include "LLLexer.h" 189d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#include "llvm/Module.h" 199d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#include "llvm/Type.h" 209d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner#include <map> 219d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 229d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattnernamespace llvm { 239d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class Module; 249d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class OpaqueType; 259d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class Function; 269d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class Value; 279d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class BasicBlock; 289d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class Instruction; 299d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class Constant; 309d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class GlobalValue; 319d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class MetadataBase; 329d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class MDString; 339d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner class MDNode; 349d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 359d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// ValID - Represents a reference of a definition of some sort with no type. 369d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// There are several cases where we have to parse the value but where the 379d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// type can depend on later context. This may either be a numeric reference 389d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// or a symbolic (%var) reference. This is just a discriminated union. 399d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner struct ValID { 40266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner enum { 41266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_LocalID, t_GlobalID, // ID in UIntVal. 42266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_LocalName, t_GlobalName, // Name in StrVal. 43266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_APSInt, t_APFloat, // Value in APSIntVal/APFloatVal. 44266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_Null, t_Undef, t_Zero, // No value. 45bb9dbb7d6b4f39b74b755795e31b219a5518dd77Eli Friedman t_EmptyArray, // No value: [] 46266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_Constant, // Value in ConstantVal. 47266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_InlineAsm, // Value in StrVal/StrVal2/UIntVal. 48266451dd95b12323fad9418df9b217918ec7e9e0Chris Lattner t_Metadata // Value in MetadataVal. 499d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner } Kind; 5022e522e08640be459f237796009cf7666d6d75e7Chris Lattner 5122e522e08640be459f237796009cf7666d6d75e7Chris Lattner LLLexer::LocTy Loc; 529d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner unsigned UIntVal; 539d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::string StrVal, StrVal2; 549d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner APSInt APSIntVal; 559d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner APFloat APFloatVal; 569d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner Constant *ConstantVal; 579d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner MetadataBase *MetadataVal; 589d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner ValID() : APFloatVal(0.0) {} 599d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 609d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool operator<(const ValID &RHS) const { 6122e522e08640be459f237796009cf7666d6d75e7Chris Lattner if (Kind == t_LocalID || Kind == t_GlobalID) 629d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner return UIntVal < RHS.UIntVal; 6322e522e08640be459f237796009cf7666d6d75e7Chris Lattner assert((Kind == t_LocalName || Kind == t_GlobalName) && 649d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner "Ordering not defined for this ValID kind yet"); 659d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner return StrVal < RHS.StrVal; 66e6f1355c38fb66b0bee35cb4d6ec93f07196d961Benjamin Kramer } 67bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis }; 68bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis 69bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis class LLParser { 7079976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner public: 7179976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner typedef LLLexer::LocTy LocTy; 7279976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner private: 7379976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner LLVMContext& Context; 740db235a2b0ed6ae5c3c870012061906054b6dbc4Argyrios Kyrtzidis LLLexer Lex; 7579976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner Module *M; 7679976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner 7779976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner // Type resolution handling data structures. 7879976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner std::map<std::string, std::pair<PATypeHolder, LocTy> > ForwardRefTypes; 79bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis std::map<unsigned, std::pair<PATypeHolder, LocTy> > ForwardRefTypeIDs; 8079976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner std::vector<PATypeHolder> NumberedTypes; 8179976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner /// MetadataCache - This map keeps track of parsed metadata constants. 8279976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner std::map<unsigned, WeakVH> MetadataCache; 8379976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner std::map<unsigned, std::pair<WeakVH, LocTy> > ForwardRefMDNodes; 8479976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner SmallVector<std::pair<unsigned, MDNode *>, 2> MDsOnInst; 8579976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner struct UpRefRecord { 8679976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner /// Loc - This is the location of the upref. 8779976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner LocTy Loc; 8879976a40728c8baa8cd16de90173fe2c48937e22Chris Lattner 89bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis /// NestingLevel - The number of nesting levels that need to be popped 90bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis /// before this type is resolved. 91bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis unsigned NestingLevel; 92bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis 93bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis /// LastContainedTy - This is the type at the current binding level for 94bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis /// the type. Every time we reduce the nesting level, this gets updated. 95bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis const Type *LastContainedTy; 96bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis 979d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// UpRefTy - This is the actual opaque type that the upreference is 989d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// represented with. 999d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner OpaqueType *UpRefTy; 1009d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1019d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner UpRefRecord(LocTy L, unsigned NL, OpaqueType *URTy) 1029d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner : Loc(L), NestingLevel(NL), LastContainedTy((Type*)URTy), 1039d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner UpRefTy(URTy) {} 10422e522e08640be459f237796009cf7666d6d75e7Chris Lattner }; 1059d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::vector<UpRefRecord> UpRefs; 10622e522e08640be459f237796009cf7666d6d75e7Chris Lattner 1079d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner // Global Value reference information. 1089d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::map<std::string, std::pair<GlobalValue*, LocTy> > ForwardRefVals; 1099d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::map<unsigned, std::pair<GlobalValue*, LocTy> > ForwardRefValIDs; 1109d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::vector<GlobalValue*> NumberedVals; 1119d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1129d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner // References to blockaddress. The key is the function ValID, the value is 1139d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner // a list of references to blocks in that function. 1149d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner std::map<ValID, std::vector<std::pair<ValID, GlobalValue*> > > 1159d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner ForwardRefBlockAddresses; 1169d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1179d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner Function *MallocF; 1189d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner public: 1199d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner LLParser(MemoryBuffer *F, SourceMgr &SM, SMDiagnostic &Err, Module *m) : 1209d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner Context(m->getContext()), Lex(F, SM, Err, m->getContext()), 1219d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner M(m), MallocF(NULL) {} 1229d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool Run(); 1239d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1249d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner LLVMContext& getContext() { return Context; } 1259d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 12622e522e08640be459f237796009cf7666d6d75e7Chris Lattner private: 1279d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1289d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool Error(LocTy L, const std::string &Msg) const { 1299d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner return Lex.Error(L, Msg); 1309d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner } 1319d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool TokError(const std::string &Msg) const { 1329d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner return Error(Lex.getLoc(), Msg); 1339d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner } 1349d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1359d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// GetGlobalVal - Get a value with the specified name or ID, creating a 1369d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner /// forward reference record if needed. This can return null if the value 137840635741f132a9a10f052cbf3b21e14bc74835aChris Lattner /// exists but does not have the right type. 1389d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner GlobalValue *GetGlobalVal(const std::string &N, const Type *Ty, LocTy Loc); 1399d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner GlobalValue *GetGlobalVal(unsigned ID, const Type *Ty, LocTy Loc); 1409d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner 1419d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner // Helper Routines. 1429d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool ParseToken(lltok::Kind T, const char *ErrMsg); 1439d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool EatIfPresent(lltok::Kind T) { 1449d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner if (Lex.getKind() != T) return false; 145bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis Lex.Lex(); 146bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis return true; 147bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis } 148bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis bool ParseOptionalToken(lltok::Kind T, bool &Present) { 149bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis if (Lex.getKind() != T) { 150bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis Present = false; 151bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis } else { 152bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis Lex.Lex(); 153bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis Present = true; 154bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis } 155bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis return false; 156bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis } 157bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis bool ParseStringConstant(std::string &Result); 158bb07f21c76f011d8dde491104ff242af30bfb4abArgyrios Kyrtzidis bool ParseUInt32(unsigned &Val); 1599d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool ParseUInt32(unsigned &Val, LocTy &Loc) { 1609d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner Loc = Lex.getLoc(); 1619d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner return ParseUInt32(Val); 1629d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner } 1639d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool ParseOptionalAddrSpace(unsigned &AddrSpace); 1649d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool ParseOptionalAttrs(unsigned &Attrs, unsigned AttrKind); 1659d69d4aadd4a58aba5634d5c3d2c2a6d8d284134Chris Lattner bool ParseOptionalLinkage(unsigned &Linkage, bool &HasLinkage); 166 bool ParseOptionalLinkage(unsigned &Linkage) { 167 bool HasLinkage; return ParseOptionalLinkage(Linkage, HasLinkage); 168 } 169 bool ParseOptionalVisibility(unsigned &Visibility); 170 bool ParseOptionalCallingConv(CallingConv::ID &CC); 171 bool ParseOptionalAlignment(unsigned &Alignment); 172 bool ParseOptionalCustomMetadata(); 173 bool ParseOptionalInfo(unsigned &Alignment); 174 bool ParseIndexList(SmallVectorImpl<unsigned> &Indices); 175 176 // Top-Level Entities 177 bool ParseTopLevelEntities(); 178 bool ValidateEndOfModule(); 179 bool ParseTargetDefinition(); 180 bool ParseDepLibs(); 181 bool ParseModuleAsm(); 182 bool ParseUnnamedType(); 183 bool ParseNamedType(); 184 bool ParseDeclare(); 185 bool ParseDefine(); 186 187 bool ParseGlobalType(bool &IsConstant); 188 bool ParseUnnamedGlobal(); 189 bool ParseNamedGlobal(); 190 bool ParseGlobal(const std::string &Name, LocTy Loc, unsigned Linkage, 191 bool HasLinkage, unsigned Visibility); 192 bool ParseAlias(const std::string &Name, LocTy Loc, unsigned Visibility); 193 bool ParseStandaloneMetadata(); 194 bool ParseNamedMetadata(); 195 bool ParseMDString(MetadataBase *&S); 196 bool ParseMDNode(MetadataBase *&N); 197 198 // Type Parsing. 199 bool ParseType(PATypeHolder &Result, bool AllowVoid = false); 200 bool ParseType(PATypeHolder &Result, LocTy &Loc, bool AllowVoid = false) { 201 Loc = Lex.getLoc(); 202 return ParseType(Result, AllowVoid); 203 } 204 bool ParseTypeRec(PATypeHolder &H); 205 bool ParseStructType(PATypeHolder &H, bool Packed); 206 bool ParseArrayVectorType(PATypeHolder &H, bool isVector); 207 bool ParseFunctionType(PATypeHolder &Result); 208 PATypeHolder HandleUpRefs(const Type *Ty); 209 210 // Constants. 211 bool ParseValID(ValID &ID); 212 bool ConvertGlobalValIDToValue(const Type *Ty, ValID &ID, Constant *&V); 213 bool ParseGlobalValue(const Type *Ty, Constant *&V); 214 bool ParseGlobalTypeAndValue(Constant *&V); 215 bool ParseGlobalValueVector(SmallVectorImpl<Constant*> &Elts); 216 bool ParseMDNodeVector(SmallVectorImpl<Value*> &); 217 218 219 // Function Semantic Analysis. 220 class PerFunctionState { 221 LLParser &P; 222 Function &F; 223 std::map<std::string, std::pair<Value*, LocTy> > ForwardRefVals; 224 std::map<unsigned, std::pair<Value*, LocTy> > ForwardRefValIDs; 225 std::vector<Value*> NumberedVals; 226 227 /// FunctionNumber - If this is an unnamed function, this is the slot 228 /// number of it, otherwise it is -1. 229 int FunctionNumber; 230 public: 231 PerFunctionState(LLParser &p, Function &f, int FunctionNumber); 232 ~PerFunctionState(); 233 234 Function &getFunction() const { return F; } 235 236 bool FinishFunction(); 237 238 /// GetVal - Get a value with the specified name or ID, creating a 239 /// forward reference record if needed. This can return null if the value 240 /// exists but does not have the right type. 241 Value *GetVal(const std::string &Name, const Type *Ty, LocTy Loc); 242 Value *GetVal(unsigned ID, const Type *Ty, LocTy Loc); 243 244 /// SetInstName - After an instruction is parsed and inserted into its 245 /// basic block, this installs its name. 246 bool SetInstName(int NameID, const std::string &NameStr, LocTy NameLoc, 247 Instruction *Inst); 248 249 /// GetBB - Get a basic block with the specified name or ID, creating a 250 /// forward reference record if needed. This can return null if the value 251 /// is not a BasicBlock. 252 BasicBlock *GetBB(const std::string &Name, LocTy Loc); 253 BasicBlock *GetBB(unsigned ID, LocTy Loc); 254 255 /// DefineBB - Define the specified basic block, which is either named or 256 /// unnamed. If there is an error, this returns null otherwise it returns 257 /// the block being defined. 258 BasicBlock *DefineBB(const std::string &Name, LocTy Loc); 259 }; 260 261 bool ConvertValIDToValue(const Type *Ty, ValID &ID, Value *&V, 262 PerFunctionState &PFS); 263 264 bool ParseValue(const Type *Ty, Value *&V, PerFunctionState &PFS); 265 bool ParseValue(const Type *Ty, Value *&V, LocTy &Loc, 266 PerFunctionState &PFS) { 267 Loc = Lex.getLoc(); 268 return ParseValue(Ty, V, PFS); 269 } 270 271 bool ParseTypeAndValue(Value *&V, PerFunctionState &PFS); 272 bool ParseTypeAndValue(Value *&V, LocTy &Loc, PerFunctionState &PFS) { 273 Loc = Lex.getLoc(); 274 return ParseTypeAndValue(V, PFS); 275 } 276 bool ParseTypeAndBasicBlock(BasicBlock *&BB, LocTy &Loc, 277 PerFunctionState &PFS); 278 bool ParseTypeAndBasicBlock(BasicBlock *&BB, PerFunctionState &PFS) { 279 LocTy Loc; 280 return ParseTypeAndBasicBlock(BB, Loc, PFS); 281 } 282 283 bool ParseInlineMetadata(Value *&V, PerFunctionState &PFS); 284 285 struct ParamInfo { 286 LocTy Loc; 287 Value *V; 288 unsigned Attrs; 289 ParamInfo(LocTy loc, Value *v, unsigned attrs) 290 : Loc(loc), V(v), Attrs(attrs) {} 291 }; 292 bool ParseParameterList(SmallVectorImpl<ParamInfo> &ArgList, 293 PerFunctionState &PFS); 294 295 // Function Parsing. 296 struct ArgInfo { 297 LocTy Loc; 298 PATypeHolder Type; 299 unsigned Attrs; 300 std::string Name; 301 ArgInfo(LocTy L, PATypeHolder Ty, unsigned Attr, const std::string &N) 302 : Loc(L), Type(Ty), Attrs(Attr), Name(N) {} 303 }; 304 bool ParseArgumentList(std::vector<ArgInfo> &ArgList, 305 bool &isVarArg, bool inType); 306 bool ParseFunctionHeader(Function *&Fn, bool isDefine); 307 bool ParseFunctionBody(Function &Fn); 308 bool ParseBasicBlock(PerFunctionState &PFS); 309 310 // Instruction Parsing. 311 bool ParseInstruction(Instruction *&Inst, BasicBlock *BB, 312 PerFunctionState &PFS); 313 bool ParseCmpPredicate(unsigned &Pred, unsigned Opc); 314 315 bool ParseRet(Instruction *&Inst, BasicBlock *BB, PerFunctionState &PFS); 316 bool ParseBr(Instruction *&Inst, PerFunctionState &PFS); 317 bool ParseSwitch(Instruction *&Inst, PerFunctionState &PFS); 318 bool ParseIndirectBr(Instruction *&Inst, PerFunctionState &PFS); 319 bool ParseInvoke(Instruction *&Inst, PerFunctionState &PFS); 320 321 bool ParseArithmetic(Instruction *&I, PerFunctionState &PFS, unsigned Opc, 322 unsigned OperandType); 323 bool ParseLogical(Instruction *&I, PerFunctionState &PFS, unsigned Opc); 324 bool ParseCompare(Instruction *&I, PerFunctionState &PFS, unsigned Opc); 325 bool ParseCast(Instruction *&I, PerFunctionState &PFS, unsigned Opc); 326 bool ParseSelect(Instruction *&I, PerFunctionState &PFS); 327 bool ParseVA_Arg(Instruction *&I, PerFunctionState &PFS); 328 bool ParseExtractElement(Instruction *&I, PerFunctionState &PFS); 329 bool ParseInsertElement(Instruction *&I, PerFunctionState &PFS); 330 bool ParseShuffleVector(Instruction *&I, PerFunctionState &PFS); 331 bool ParsePHI(Instruction *&I, PerFunctionState &PFS); 332 bool ParseCall(Instruction *&I, PerFunctionState &PFS, bool isTail); 333 bool ParseAlloc(Instruction *&I, PerFunctionState &PFS, 334 BasicBlock *BB = 0, bool isAlloca = true); 335 bool ParseFree(Instruction *&I, PerFunctionState &PFS, BasicBlock *BB); 336 bool ParseLoad(Instruction *&I, PerFunctionState &PFS, bool isVolatile); 337 bool ParseStore(Instruction *&I, PerFunctionState &PFS, bool isVolatile); 338 bool ParseGetResult(Instruction *&I, PerFunctionState &PFS); 339 bool ParseGetElementPtr(Instruction *&I, PerFunctionState &PFS); 340 bool ParseExtractValue(Instruction *&I, PerFunctionState &PFS); 341 bool ParseInsertValue(Instruction *&I, PerFunctionState &PFS); 342 343 bool ResolveForwardRefBlockAddresses(Function *TheFn, 344 std::vector<std::pair<ValID, GlobalValue*> > &Refs, 345 PerFunctionState *PFS); 346 }; 347} // End llvm namespace 348 349#endif 350