X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FAsmParser%2FllvmAsmParser.y.cvs;h=5a824ae8fe44b9b24c9972869946b741ddef3092;hb=e6be34a53ecbe8c2ff9f0793b13d847e94c0de91;hp=5570692864a9a29aaece7e7897ca1fe5d1cdd64c;hpb=d80fb8b3660f78706b99602eb1f1c34d56ba11af;p=oota-llvm.git diff --git a/lib/AsmParser/llvmAsmParser.y.cvs b/lib/AsmParser/llvmAsmParser.y.cvs index 5570692864a..5a824ae8fe4 100644 --- a/lib/AsmParser/llvmAsmParser.y.cvs +++ b/lib/AsmParser/llvmAsmParser.y.cvs @@ -2,8 +2,8 @@ // // The LLVM Compiler Infrastructure // -// This file was developed by the LLVM research group and is distributed under -// the University of Illinois Open Source License. See LICENSE.TXT for details. +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // @@ -25,13 +25,11 @@ #include "llvm/ADT/STLExtras.h" #include "llvm/Support/MathExtras.h" #include "llvm/Support/Streams.h" +#include "llvm/ParamAttrsList.h" #include #include #include #include -#ifndef NDEBUG -#define YYDEBUG 1 -#endif // The following is a gross hack. In order to rid the libAsmParser library of // exceptions, we have to have a way of getting the yyparse function to go into @@ -51,15 +49,6 @@ static bool TriggerError = false; int yyerror(const char *ErrorMsg); // Forward declarations to prevent "implicit int yylex(); // declaration" of xxx warnings. int yyparse(); - -namespace llvm { - std::string CurFilename; -#if YYDEBUG -static cl::opt -Debug("debug-yacc", cl::desc("Print yacc debug state changes"), - cl::Hidden, cl::init(false)); -#endif -} using namespace llvm; static Module *ParserResult; @@ -390,7 +379,8 @@ static Value *getExistingVal(const Type *Ty, const ValID &D) { // Check to make sure that "Ty" is an integral type, and that our // value will fit into the specified type... case ValID::ConstSIntVal: // Is it a constant pool reference?? - if (!ConstantInt::isValueValidForType(Ty, D.ConstPool64)) { + if (!isa(Ty) || + !ConstantInt::isValueValidForType(Ty, D.ConstPool64)) { GenerateError("Signed integral constant '" + itostr(D.ConstPool64) + "' is invalid for type '" + Ty->getDescription() + "'"); @@ -399,24 +389,32 @@ static Value *getExistingVal(const Type *Ty, const ValID &D) { return ConstantInt::get(Ty, D.ConstPool64, true); case ValID::ConstUIntVal: // Is it an unsigned const pool reference? - if (!ConstantInt::isValueValidForType(Ty, D.UConstPool64)) { - if (!ConstantInt::isValueValidForType(Ty, D.ConstPool64)) { - GenerateError("Integral constant '" + utostr(D.UConstPool64) + - "' is invalid or out of range"); - return 0; - } else { // This is really a signed reference. Transmogrify. - return ConstantInt::get(Ty, D.ConstPool64, true); - } - } else { + if (isa(Ty) && + ConstantInt::isValueValidForType(Ty, D.UConstPool64)) return ConstantInt::get(Ty, D.UConstPool64); + + if (!isa(Ty) || + !ConstantInt::isValueValidForType(Ty, D.ConstPool64)) { + GenerateError("Integral constant '" + utostr(D.UConstPool64) + + "' is invalid or out of range for type '" + + Ty->getDescription() + "'"); + return 0; } + // This is really a signed reference. Transmogrify. + return ConstantInt::get(Ty, D.ConstPool64, true); case ValID::ConstFPVal: // Is it a floating point const pool reference? - if (!ConstantFP::isValueValidForType(Ty, D.ConstPoolFP)) { + if (!Ty->isFloatingPoint() || + !ConstantFP::isValueValidForType(Ty, *D.ConstPoolFP)) { GenerateError("FP constant invalid for type"); return 0; } - return ConstantFP::get(Ty, D.ConstPoolFP); + // Lexer has no type info, so builds all float and double FP constants + // as double. Fix this here. Long double does not need this. + if (&D.ConstPoolFP->getSemantics() == &APFloat::IEEEdouble && + Ty==Type::FloatTy) + D.ConstPoolFP->convert(APFloat::IEEEsingle, APFloat::rmNearestTiesToEven); + return ConstantFP::get(Ty, *D.ConstPoolFP); case ValID::ConstNullVal: // Is it a null value? if (!isa(Ty)) { @@ -498,7 +496,8 @@ static Value *getVal(const Type *Ty, const ValID &ID) { if (const FunctionType *FTy = dyn_cast(ElTy)) V = new Function(FTy, GlobalValue::ExternalLinkage); else - V = new GlobalVariable(ElTy, false, GlobalValue::ExternalLinkage); + V = new GlobalVariable(ElTy, false, GlobalValue::ExternalLinkage, 0, "", + (Module*)0, false, PTy->getAddressSpace()); break; } default: @@ -508,7 +507,7 @@ static Value *getVal(const Type *Ty, const ValID &ID) { // Remember where this forward reference came from. FIXME, shouldn't we try // to recycle these things?? CurModule.PlaceHolderInfo.insert(std::make_pair(V, std::make_pair(ID, - llvmAsmlineno))); + LLLgetLineNo()))); if (inFunctionScope()) InsertValue(V, CurFun.LateResolveValues); @@ -580,12 +579,13 @@ static BasicBlock *getBBVal(const ValID &ID) { } if (ID.Type == ValID::LocalName) { std::string Name = ID.getName(); Value *N = CurFun.CurrentFunction->getValueSymbolTable().lookup(Name); - if (N) + if (N) { if (N->getType()->getTypeID() == Type::LabelTyID) BB = cast(N); else GenerateError("Reference to label '" + Name + "' is actually of type '"+ N->getType()->getDescription() + "'"); + } } else if (ID.Type == ValID::LocalID) { if (ID.Num < CurFun.NextValNum && ID.Num < CurFun.Values.size()) { if (CurFun.Values[ID.Num]->getType()->getTypeID() == Type::LabelTyID) @@ -729,13 +729,14 @@ ParseGlobalVariable(std::string *NameStr, GlobalValue::LinkageTypes Linkage, GlobalValue::VisibilityTypes Visibility, bool isConstantGlobal, const Type *Ty, - Constant *Initializer, bool IsThreadLocal) { + Constant *Initializer, bool IsThreadLocal, + unsigned AddressSpace = 0) { if (isa(Ty)) { GenerateError("Cannot declare global vars of function type"); return 0; } - const PointerType *PTy = PointerType::get(Ty); + const PointerType *PTy = PointerType::get(Ty, AddressSpace); std::string Name; if (NameStr) { @@ -787,7 +788,7 @@ ParseGlobalVariable(std::string *NameStr, // Otherwise there is no existing GV to use, create one now. GlobalVariable *GV = new GlobalVariable(Ty, isConstantGlobal, Linkage, Initializer, Name, - CurModule.CurrentModule, IsThreadLocal); + CurModule.CurrentModule, IsThreadLocal, AddressSpace); GV->setVisibility(Visibility); InsertValue(GV, CurModule.Values); return GV; @@ -940,22 +941,11 @@ static PATypeHolder HandleUpRefs(const Type *ty) { // static Module* RunParser(Module * M); -Module *llvm::RunVMAsmParser(const std::string &Filename, FILE *F) { - set_scan_file(F); - - CurFilename = Filename; - return RunParser(new Module(CurFilename)); -} - -Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) { - set_scan_string(AsmString); - - CurFilename = "from_memory"; - if (M == NULL) { - return RunParser(new Module (CurFilename)); - } else { - return RunParser(M); - } +Module *llvm::RunVMAsmParser(llvm::MemoryBuffer *MB) { + InitLLLexer(MB); + Module *M = RunParser(new Module(LLLgetFilename())); + FreeLexer(); + return M; } %} @@ -976,7 +966,7 @@ Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) { llvm::ArgListType *ArgList; llvm::TypeWithAttrs TypeWithAttrs; llvm::TypeWithAttrsList *TypeWithAttrsList; - llvm::ValueRefList *ValueRefList; + llvm::ParamList *ParamList; // Represent the RHS of PHI node std::list ConstVector %type ArgList ArgListH %type PHIList -%type ValueRefList // For call param lists & GEP indices +%type ParamList // For call param lists & GEP indices %type IndexList // For GEP indices %type TypeListI %type ArgTypeList ArgTypeListI @@ -1035,6 +1025,7 @@ Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) { // ValueRef - Unresolved reference to a definition or BB %type ValueRef ConstValueRef SymbolicValueRef %type ResolvedVal // pair +%type ReturnedVal // Tokens and types for handling constant integer values // // ESINT64VAL - A negative number within long long range @@ -1064,15 +1055,15 @@ Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) { %token STRINGCONSTANT ATSTRINGCONSTANT PCTSTRINGCONSTANT %type LocalName OptLocalName OptLocalAssign %type GlobalName OptGlobalAssign GlobalAssign -%type OptSection SectionString +%type OptSection SectionString OptGC -%type OptAlign OptCAlign +%type OptAlign OptCAlign OptAddrSpace %token ZEROINITIALIZER TRUETOK FALSETOK BEGINTOK ENDTOK %token DECLARE DEFINE GLOBAL CONSTANT SECTION ALIAS VOLATILE THREAD_LOCAL %token TO DOTDOTDOT NULL_TOK UNDEF INTERNAL LINKONCE WEAK APPENDING %token DLLIMPORT DLLEXPORT EXTERN_WEAK -%token OPAQUE EXTERNAL TARGET TRIPLE ALIGN +%token OPAQUE EXTERNAL TARGET TRIPLE ALIGN ADDRSPACE %token DEPLIBS CALL TAIL ASM_TOK MODULE SIDEEFFECT %token CC_TOK CCC_TOK FASTCC_TOK COLDCC_TOK X86_STDCALLCC_TOK X86_FASTCALLCC_TOK %token DATALAYOUT @@ -1105,9 +1096,11 @@ Module *llvm::RunVMAsmParser(const char * AsmString, Module * M) { // Other Operators %token PHI_TOK SELECT VAARG %token EXTRACTELEMENT INSERTELEMENT SHUFFLEVECTOR +%token GETRESULT // Function Attributes %token SIGNEXT ZEROEXT NORETURN INREG SRET NOUNWIND NOALIAS BYVAL NEST +%token READNONE READONLY GC // Visibility Styles %token DEFAULT HIDDEN PROTECTED @@ -1152,6 +1145,9 @@ FPType : FLOAT | DOUBLE | PPC_FP128 | FP128 | X86_FP80; LocalName : LOCALVAR | STRINGCONSTANT | PCTSTRINGCONSTANT ; OptLocalName : LocalName | /*empty*/ { $$ = 0; }; +OptAddrSpace : ADDRSPACE '(' EUINT64VAL ')' { $$=$3; } + | /*empty*/ { $$=0; }; + /// OptLocalAssign - Value producing statements have an optional assignment /// component. OptLocalAssign : LocalName '=' { @@ -1239,6 +1235,8 @@ ParamAttr : ZEROEXT { $$ = ParamAttr::ZExt; } | NOALIAS { $$ = ParamAttr::NoAlias; } | BYVAL { $$ = ParamAttr::ByVal; } | NEST { $$ = ParamAttr::Nest; } + | ALIGN EUINT64VAL { $$ = + ParamAttr::constructAlignmentFromInt($2); } ; OptParamAttrs : /* empty */ { $$ = ParamAttr::None; } @@ -1251,6 +1249,8 @@ FuncAttr : NORETURN { $$ = ParamAttr::NoReturn; } | NOUNWIND { $$ = ParamAttr::NoUnwind; } | ZEROEXT { $$ = ParamAttr::ZExt; } | SIGNEXT { $$ = ParamAttr::SExt; } + | READNONE { $$ = ParamAttr::ReadNone; } + | READONLY { $$ = ParamAttr::ReadOnly; } ; OptFuncAttrs : /* empty */ { $$ = ParamAttr::None; } @@ -1259,6 +1259,12 @@ OptFuncAttrs : /* empty */ { $$ = ParamAttr::None; } } ; +OptGC : /* empty */ { $$ = 0; } + | GC STRINGCONSTANT { + $$ = $2; + } + ; + // OptAlign/OptCAlign - An optional alignment, and an optional alignment with // a comma before it. OptAlign : /*empty*/ { $$ = 0; } | @@ -1277,6 +1283,7 @@ OptCAlign : /*empty*/ { $$ = 0; } | }; + SectionString : SECTION STRINGCONSTANT { for (unsigned i = 0, e = $2->length(); i != e; ++i) if ((*$2)[i] == '"' || (*$2)[i] == '\\') @@ -1322,10 +1329,10 @@ Types $$ = new PATypeHolder($1); CHECK_FOR_ERROR } - | Types '*' { // Pointer type? + | Types OptAddrSpace '*' { // Pointer type? if (*$1 == Type::LabelTy) GEN_ERROR("Cannot form a pointer to a basic block"); - $$ = new PATypeHolder(HandleUpRefs(PointerType::get(*$1))); + $$ = new PATypeHolder(HandleUpRefs(PointerType::get(*$1, $2))); delete $1; CHECK_FOR_ERROR } @@ -1343,61 +1350,55 @@ Types CHECK_FOR_ERROR } | Types '(' ArgTypeListI ')' OptFuncAttrs { + // Allow but ignore attributes on function types; this permits auto-upgrade. + // FIXME: remove in LLVM 3.0. + const Type* RetTy = *$1; + if (!(RetTy->isFirstClassType() || RetTy == Type::VoidTy || + isa(RetTy))) + GEN_ERROR("LLVM Functions cannot return aggregates"); + std::vector Params; - ParamAttrsVector Attrs; - if ($5 != ParamAttr::None) { - ParamAttrsWithIndex X; X.index = 0; X.attrs = $5; - Attrs.push_back(X); - } - unsigned index = 1; TypeWithAttrsList::iterator I = $3->begin(), E = $3->end(); - for (; I != E; ++I, ++index) { + for (; I != E; ++I ) { const Type *Ty = I->Ty->get(); Params.push_back(Ty); - if (Ty != Type::VoidTy) - if (I->Attrs != ParamAttr::None) { - ParamAttrsWithIndex X; X.index = index; X.attrs = I->Attrs; - Attrs.push_back(X); - } } + bool isVarArg = Params.size() && Params.back() == Type::VoidTy; if (isVarArg) Params.pop_back(); - ParamAttrsList *ActualAttrs = 0; - if (!Attrs.empty()) - ActualAttrs = ParamAttrsList::get(Attrs); - FunctionType *FT = FunctionType::get(*$1, Params, isVarArg, ActualAttrs); + for (unsigned i = 0; i != Params.size(); ++i) + if (!(Params[i]->isFirstClassType() || isa(Params[i]))) + GEN_ERROR("Function arguments must be value types!"); + + CHECK_FOR_ERROR + + FunctionType *FT = FunctionType::get(RetTy, Params, isVarArg); delete $3; // Delete the argument list delete $1; // Delete the return type handle $$ = new PATypeHolder(HandleUpRefs(FT)); CHECK_FOR_ERROR } | VOID '(' ArgTypeListI ')' OptFuncAttrs { + // Allow but ignore attributes on function types; this permits auto-upgrade. + // FIXME: remove in LLVM 3.0. std::vector Params; - ParamAttrsVector Attrs; - if ($5 != ParamAttr::None) { - ParamAttrsWithIndex X; X.index = 0; X.attrs = $5; - Attrs.push_back(X); - } TypeWithAttrsList::iterator I = $3->begin(), E = $3->end(); - unsigned index = 1; - for ( ; I != E; ++I, ++index) { + for ( ; I != E; ++I ) { const Type* Ty = I->Ty->get(); Params.push_back(Ty); - if (Ty != Type::VoidTy) - if (I->Attrs != ParamAttr::None) { - ParamAttrsWithIndex X; X.index = index; X.attrs = I->Attrs; - Attrs.push_back(X); - } } + bool isVarArg = Params.size() && Params.back() == Type::VoidTy; if (isVarArg) Params.pop_back(); - ParamAttrsList *ActualAttrs = 0; - if (!Attrs.empty()) - ActualAttrs = ParamAttrsList::get(Attrs); + for (unsigned i = 0; i != Params.size(); ++i) + if (!(Params[i]->isFirstClassType() || isa(Params[i]))) + GEN_ERROR("Function arguments must be value types!"); - FunctionType *FT = FunctionType::get($1, Params, isVarArg, ActualAttrs); + CHECK_FOR_ERROR + + FunctionType *FT = FunctionType::get($1, Params, isVarArg); delete $3; // Delete the argument list $$ = new PATypeHolder(HandleUpRefs(FT)); CHECK_FOR_ERROR @@ -1414,8 +1415,6 @@ Types GEN_ERROR("Unsigned result not equal to signed result"); if (!ElemTy->isFloatingPoint() && !ElemTy->isInteger()) GEN_ERROR("Element type of a VectorType must be primitive"); - if (!isPowerOf2_32($2)) - GEN_ERROR("Vector length should be a power of 2"); $$ = new PATypeHolder(HandleUpRefs(VectorType::get(*$4, (unsigned)$2))); delete $4; CHECK_FOR_ERROR @@ -1451,9 +1450,11 @@ Types ; ArgType - : Types OptParamAttrs { + : Types OptParamAttrs { + // Allow but ignore attributes on function types; this permits auto-upgrade. + // FIXME: remove in LLVM 3.0. $$.Ty = $1; - $$.Attrs = $2; + $$.Attrs = ParamAttr::None; } ; @@ -1461,7 +1462,7 @@ ResultTypes : Types { if (!UpRefs.empty()) GEN_ERROR("Invalid upreference in type: " + (*$1)->getDescription()); - if (!(*$1)->isFirstClassType()) + if (!(*$1)->isFirstClassType() && !isa($1->get())) GEN_ERROR("LLVM functions cannot return aggregate types"); $$ = $1; } @@ -1738,7 +1739,7 @@ ConstVal: Types '[' ConstVector ']' { // Nonempty unsized arr GEN_ERROR("Invalid upreference in type: " + (*$1)->getDescription()); const PointerType *Ty = dyn_cast($1->get()); if (Ty == 0) - GEN_ERROR("Global const reference must be a pointer type"); + GEN_ERROR("Global const reference must be a pointer type " + (*$1)->getDescription()); // ConstExprs can exist in the body of a function, thus creating // GlobalValues whenever they refer to a variable. Because we are in @@ -1861,10 +1862,15 @@ ConstVal: Types '[' ConstVector ']' { // Nonempty unsized arr $$ = ConstantInt::getFalse(); CHECK_FOR_ERROR } - | FPType FPVAL { // Float & Double constants - if (!ConstantFP::isValueValidForType($1, $2)) + | FPType FPVAL { // Floating point constants + if (!ConstantFP::isValueValidForType($1, *$2)) GEN_ERROR("Floating point constant invalid for type"); - $$ = ConstantFP::get($1, $2); + // Lexer has no type info, so builds all float and double FP constants + // as double. Fix this here. Long double is done right. + if (&$2->getSemantics()==&APFloat::IEEEdouble && $1==Type::FloatTy) + $2->convert(APFloat::IEEEsingle, APFloat::rmNearestTiesToEven); + $$ = ConstantFP::get($1, *$2); + delete $2; CHECK_FOR_ERROR }; @@ -1886,7 +1892,7 @@ ConstExpr: CastOps '(' ConstVal TO Types ')' { GEN_ERROR("GetElementPtr requires a pointer operand"); const Type *IdxTy = - GetElementPtrInst::getIndexedType($3->getType(), &(*$4)[0], $4->size(), + GetElementPtrInst::getIndexedType($3->getType(), $4->begin(), $4->end(), true); if (!IdxTy) GEN_ERROR("Index list invalid for constant getelementptr"); @@ -2073,30 +2079,31 @@ Definition } CHECK_FOR_ERROR } - | OptGlobalAssign GVVisibilityStyle ThreadLocal GlobalType ConstVal { + | OptGlobalAssign GVVisibilityStyle ThreadLocal GlobalType ConstVal + OptAddrSpace { /* "Externally Visible" Linkage */ if ($5 == 0) GEN_ERROR("Global value initializer is not a constant"); CurGV = ParseGlobalVariable($1, GlobalValue::ExternalLinkage, - $2, $4, $5->getType(), $5, $3); + $2, $4, $5->getType(), $5, $3, $6); CHECK_FOR_ERROR } GlobalVarAttributes { CurGV = 0; } | OptGlobalAssign GVInternalLinkage GVVisibilityStyle ThreadLocal GlobalType - ConstVal { + ConstVal OptAddrSpace { if ($6 == 0) GEN_ERROR("Global value initializer is not a constant"); - CurGV = ParseGlobalVariable($1, $2, $3, $5, $6->getType(), $6, $4); + CurGV = ParseGlobalVariable($1, $2, $3, $5, $6->getType(), $6, $4, $7); CHECK_FOR_ERROR } GlobalVarAttributes { CurGV = 0; } | OptGlobalAssign GVExternalLinkage GVVisibilityStyle ThreadLocal GlobalType - Types { + Types OptAddrSpace { if (!UpRefs.empty()) GEN_ERROR("Invalid upreference in type: " + (*$6)->getDescription()); - CurGV = ParseGlobalVariable($1, $2, $3, $5, *$6, 0, $4); + CurGV = ParseGlobalVariable($1, $2, $3, $5, *$6, 0, $4, $7); CHECK_FOR_ERROR delete $6; } GlobalVarAttributes { @@ -2120,6 +2127,27 @@ Definition CurModule.CurrentModule); GA->setVisibility($2); InsertValue(GA, CurModule.Values); + + + // If there was a forward reference of this alias, resolve it now. + + ValID ID; + if (!Name.empty()) + ID = ValID::createGlobalName(Name); + else + ID = ValID::createGlobalID(CurModule.Values.size()-1); + + if (GlobalValue *FWGV = + CurModule.GetForwardRefForGlobal(GA->getType(), ID)) { + // Replace uses of the fwdref with the actual alias. + FWGV->replaceAllUsesWith(GA); + if (GlobalVariable *GV = dyn_cast(FWGV)) + GV->eraseFromParent(); + else + cast(FWGV)->eraseFromParent(); + } + ID.destroy(); + CHECK_FOR_ERROR } | TARGET TargetDefinition { @@ -2220,7 +2248,7 @@ ArgList : ArgListH { }; FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' - OptFuncAttrs OptSection OptAlign { + OptFuncAttrs OptSection OptAlign OptGC { std::string FunctionName(*$3); delete $3; // Free strdup'd memory! @@ -2232,7 +2260,9 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' std::vector ParamTypeList; ParamAttrsVector Attrs; if ($7 != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = 0; PAWI.attrs = $7; + ParamAttrsWithIndex PAWI; + PAWI.index = 0; + PAWI.attrs = $7; Attrs.push_back(PAWI); } if ($5) { // If there are arguments... @@ -2244,7 +2274,9 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' ParamTypeList.push_back(Ty); if (Ty != Type::VoidTy) if (I->Attrs != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = index; PAWI.attrs = I->Attrs; + ParamAttrsWithIndex PAWI; + PAWI.index = index; + PAWI.attrs = I->Attrs; Attrs.push_back(PAWI); } } @@ -2253,12 +2285,12 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' bool isVarArg = ParamTypeList.size() && ParamTypeList.back() == Type::VoidTy; if (isVarArg) ParamTypeList.pop_back(); - ParamAttrsList *PAL = 0; + const ParamAttrsList *PAL = 0; if (!Attrs.empty()) PAL = ParamAttrsList::get(Attrs); - FunctionType *FT = FunctionType::get(*$2, ParamTypeList, isVarArg, PAL); - const PointerType *PFT = PointerType::get(FT); + FunctionType *FT = FunctionType::get(*$2, ParamTypeList, isVarArg); + const PointerType *PFT = PointerType::getUnqual(FT); delete $2; ValID ID; @@ -2274,19 +2306,24 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' // Move the function to the end of the list, from whereever it was // previously inserted. Fn = cast(FWRef); + assert(!Fn->getParamAttrs() && "Forward reference has parameter attributes!"); CurModule.CurrentModule->getFunctionList().remove(Fn); CurModule.CurrentModule->getFunctionList().push_back(Fn); } else if (!FunctionName.empty() && // Merge with an earlier prototype? (Fn = CurModule.CurrentModule->getFunction(FunctionName))) { - if (Fn->getFunctionType() != FT) { + if (Fn->getFunctionType() != FT ) { // The existing function doesn't have the same type. This is an overload // error. GEN_ERROR("Overload of function '" + FunctionName + "' not permitted."); + } else if (Fn->getParamAttrs() != PAL) { + // The existing function doesn't have the same parameter attributes. + // This is an overload error. + GEN_ERROR("Overload of function '" + FunctionName + "' not permitted."); } else if (!CurFun.isDeclare && !Fn->isDeclaration()) { // Neither the existing or the current function is a declaration and they // have the same name and same type. Clearly this is a redefinition. GEN_ERROR("Redefinition of function '" + FunctionName + "'"); - } if (Fn->isDeclaration()) { + } else if (Fn->isDeclaration()) { // Make sure to strip off any argument names so we can't get conflicts. for (Function::arg_iterator AI = Fn->arg_begin(), AE = Fn->arg_end(); AI != AE; ++AI) @@ -2295,7 +2332,6 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' } else { // Not already defined? Fn = new Function(FT, GlobalValue::ExternalWeakLinkage, FunctionName, CurModule.CurrentModule); - InsertValue(Fn, CurModule.Values); } @@ -2309,11 +2345,16 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')' Fn->setVisibility(CurFun.Visibility); } Fn->setCallingConv($1); + Fn->setParamAttrs(PAL); Fn->setAlignment($9); if ($8) { Fn->setSection(*$8); delete $8; } + if ($10) { + Fn->setCollector($10->c_str()); + delete $10; + } // Add all of the arguments we parsed to the function... if ($5) { // Is null if empty... @@ -2485,6 +2526,16 @@ ResolvedVal : Types ValueRef { } ; +ReturnedVal : ResolvedVal { + $$ = new std::vector(); + $$->push_back($1); + CHECK_FOR_ERROR + } + | ReturnedVal ',' ResolvedVal { + ($$=$1)->push_back($3); + CHECK_FOR_ERROR + }; + BasicBlockList : BasicBlockList BasicBlock { $$ = $1; CHECK_FOR_ERROR @@ -2527,8 +2578,12 @@ InstructionList : InstructionList Inst { }; -BBTerminatorInst : RET ResolvedVal { // Return with a result... - $$ = new ReturnInst($2); +BBTerminatorInst : + RET ReturnedVal { // Return with a result... + ValueList &VL = *$2; + assert(!VL.empty() && "Invalid ret operands!"); + $$ = new ReturnInst(&VL[0], VL.size()); + delete $2; CHECK_FOR_ERROR } | RET VOID { // Return with no result... @@ -2578,7 +2633,7 @@ BBTerminatorInst : RET ResolvedVal { // Return with a result... $$ = S; CHECK_FOR_ERROR } - | INVOKE OptCallingConv ResultTypes ValueRef '(' ValueRefList ')' OptFuncAttrs + | INVOKE OptCallingConv ResultTypes ValueRef '(' ParamList ')' OptFuncAttrs TO LABEL ValueRef UNWIND LABEL ValueRef { // Handle the short syntax @@ -2588,29 +2643,15 @@ BBTerminatorInst : RET ResolvedVal { // Return with a result... !(Ty = dyn_cast(PFTy->getElementType()))) { // Pull out the types of all of the arguments... std::vector ParamTypes; - ParamAttrsVector Attrs; - if ($8 != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = 0; PAWI.attrs = $8; - Attrs.push_back(PAWI); - } - ValueRefList::iterator I = $6->begin(), E = $6->end(); - unsigned index = 1; - for (; I != E; ++I, ++index) { + ParamList::iterator I = $6->begin(), E = $6->end(); + for (; I != E; ++I) { const Type *Ty = I->Val->getType(); if (Ty == Type::VoidTy) GEN_ERROR("Short call syntax cannot be used with varargs"); ParamTypes.push_back(Ty); - if (I->Attrs != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = index; PAWI.attrs = I->Attrs; - Attrs.push_back(PAWI); - } } - - ParamAttrsList *PAL = 0; - if (!Attrs.empty()) - PAL = ParamAttrsList::get(Attrs); - Ty = FunctionType::get($3->get(), ParamTypes, false, PAL); - PFTy = PointerType::get(Ty); + Ty = FunctionType::get($3->get(), ParamTypes, false); + PFTy = PointerType::getUnqual(Ty); } delete $3; @@ -2622,6 +2663,12 @@ BBTerminatorInst : RET ResolvedVal { // Return with a result... BasicBlock *Except = getBBVal($14); CHECK_FOR_ERROR + ParamAttrsVector Attrs; + if ($8 != ParamAttr::None) { + ParamAttrsWithIndex PAWI; PAWI.index = 0; PAWI.attrs = $8; + Attrs.push_back(PAWI); + } + // Check the arguments ValueList Args; if ($6->empty()) { // Has no arguments? @@ -2634,26 +2681,45 @@ BBTerminatorInst : RET ResolvedVal { // Return with a result... // correctly! FunctionType::param_iterator I = Ty->param_begin(); FunctionType::param_iterator E = Ty->param_end(); - ValueRefList::iterator ArgI = $6->begin(), ArgE = $6->end(); + ParamList::iterator ArgI = $6->begin(), ArgE = $6->end(); + unsigned index = 1; - for (; ArgI != ArgE && I != E; ++ArgI, ++I) { + for (; ArgI != ArgE && I != E; ++ArgI, ++I, ++index) { if (ArgI->Val->getType() != *I) GEN_ERROR("Parameter " + ArgI->Val->getName()+ " is not of type '" + (*I)->getDescription() + "'"); Args.push_back(ArgI->Val); + if (ArgI->Attrs != ParamAttr::None) { + ParamAttrsWithIndex PAWI; + PAWI.index = index; + PAWI.attrs = ArgI->Attrs; + Attrs.push_back(PAWI); + } } if (Ty->isVarArg()) { if (I == E) - for (; ArgI != ArgE; ++ArgI) + for (; ArgI != ArgE; ++ArgI, ++index) { Args.push_back(ArgI->Val); // push the remaining varargs + if (ArgI->Attrs != ParamAttr::None) { + ParamAttrsWithIndex PAWI; + PAWI.index = index; + PAWI.attrs = ArgI->Attrs; + Attrs.push_back(PAWI); + } + } } else if (I != E || ArgI != ArgE) GEN_ERROR("Invalid number of parameters detected"); } + const ParamAttrsList *PAL = 0; + if (!Attrs.empty()) + PAL = ParamAttrsList::get(Attrs); + // Create the InvokeInst InvokeInst *II = new InvokeInst(V, Normal, Except, Args.begin(), Args.end()); II->setCallingConv($2); + II->setParamAttrs(PAL); $$ = II; delete $6; CHECK_FOR_ERROR @@ -2724,25 +2790,43 @@ PHIList : Types '[' ValueRef ',' ValueRef ']' { // Used for PHI nodes }; -ValueRefList : Types ValueRef OptParamAttrs { +ParamList : Types OptParamAttrs ValueRef OptParamAttrs { + // FIXME: Remove trailing OptParamAttrs in LLVM 3.0, it was a mistake in 2.0 if (!UpRefs.empty()) GEN_ERROR("Invalid upreference in type: " + (*$1)->getDescription()); // Used for call and invoke instructions - $$ = new ValueRefList(); - ValueRefListEntry E; E.Attrs = $3; E.Val = getVal($1->get(), $2); + $$ = new ParamList(); + ParamListEntry E; E.Attrs = $2 | $4; E.Val = getVal($1->get(), $3); $$->push_back(E); delete $1; + CHECK_FOR_ERROR + } + | LABEL OptParamAttrs ValueRef OptParamAttrs { + // FIXME: Remove trailing OptParamAttrs in LLVM 3.0, it was a mistake in 2.0 + // Labels are only valid in ASMs + $$ = new ParamList(); + ParamListEntry E; E.Attrs = $2 | $4; E.Val = getBBVal($3); + $$->push_back(E); + CHECK_FOR_ERROR } - | ValueRefList ',' Types ValueRef OptParamAttrs { + | ParamList ',' Types OptParamAttrs ValueRef OptParamAttrs { + // FIXME: Remove trailing OptParamAttrs in LLVM 3.0, it was a mistake in 2.0 if (!UpRefs.empty()) GEN_ERROR("Invalid upreference in type: " + (*$3)->getDescription()); $$ = $1; - ValueRefListEntry E; E.Attrs = $5; E.Val = getVal($3->get(), $4); + ParamListEntry E; E.Attrs = $4 | $6; E.Val = getVal($3->get(), $5); $$->push_back(E); delete $3; CHECK_FOR_ERROR } - | /*empty*/ { $$ = new ValueRefList(); }; + | ParamList ',' LABEL OptParamAttrs ValueRef OptParamAttrs { + // FIXME: Remove trailing OptParamAttrs in LLVM 3.0, it was a mistake in 2.0 + $$ = $1; + ParamListEntry E; E.Attrs = $4 | $6; E.Val = getBBVal($5); + $$->push_back(E); + CHECK_FOR_ERROR + } + | /*empty*/ { $$ = new ParamList(); }; IndexList // Used for gep instructions and constant expressions : /*empty*/ { $$ = new std::vector(); } @@ -2769,11 +2853,6 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { !isa((*$2).get())) GEN_ERROR( "Arithmetic operator requires integer, FP, or packed operands"); - if (isa((*$2).get()) && - ($1 == Instruction::URem || - $1 == Instruction::SRem || - $1 == Instruction::FRem)) - GEN_ERROR("Remainder not supported on vector types"); Value* val1 = getVal(*$2, $3); CHECK_FOR_ERROR Value* val2 = getVal(*$2, $5); @@ -2888,7 +2967,7 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { delete $2; // Free the list... CHECK_FOR_ERROR } - | OptTailCall OptCallingConv ResultTypes ValueRef '(' ValueRefList ')' + | OptTailCall OptCallingConv ResultTypes ValueRef '(' ParamList ')' OptFuncAttrs { // Handle the short syntax @@ -2898,30 +2977,15 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { !(Ty = dyn_cast(PFTy->getElementType()))) { // Pull out the types of all of the arguments... std::vector ParamTypes; - ParamAttrsVector Attrs; - if ($8 != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = 0; PAWI.attrs = $8; - Attrs.push_back(PAWI); - } - unsigned index = 1; - ValueRefList::iterator I = $6->begin(), E = $6->end(); - for (; I != E; ++I, ++index) { + ParamList::iterator I = $6->begin(), E = $6->end(); + for (; I != E; ++I) { const Type *Ty = I->Val->getType(); if (Ty == Type::VoidTy) GEN_ERROR("Short call syntax cannot be used with varargs"); ParamTypes.push_back(Ty); - if (I->Attrs != ParamAttr::None) { - ParamAttrsWithIndex PAWI; PAWI.index = index; PAWI.attrs = I->Attrs; - Attrs.push_back(PAWI); - } } - - ParamAttrsList *PAL = 0; - if (!Attrs.empty()) - PAL = ParamAttrsList::get(Attrs); - - Ty = FunctionType::get($3->get(), ParamTypes, false, PAL); - PFTy = PointerType::get(Ty); + Ty = FunctionType::get($3->get(), ParamTypes, false); + PFTy = PointerType::getUnqual(Ty); } Value *V = getVal(PFTy, $4); // Get the function we're calling... @@ -2936,6 +3000,14 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { theF->getName() + "'"); } + // Set up the ParamAttrs for the function + ParamAttrsVector Attrs; + if ($8 != ParamAttr::None) { + ParamAttrsWithIndex PAWI; + PAWI.index = 0; + PAWI.attrs = $8; + Attrs.push_back(PAWI); + } // Check the arguments ValueList Args; if ($6->empty()) { // Has no arguments? @@ -2945,29 +3017,49 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { "expects arguments"); } else { // Has arguments? // Loop through FunctionType's arguments and ensure they are specified - // correctly! - // + // correctly. Also, gather any parameter attributes. FunctionType::param_iterator I = Ty->param_begin(); FunctionType::param_iterator E = Ty->param_end(); - ValueRefList::iterator ArgI = $6->begin(), ArgE = $6->end(); + ParamList::iterator ArgI = $6->begin(), ArgE = $6->end(); + unsigned index = 1; - for (; ArgI != ArgE && I != E; ++ArgI, ++I) { + for (; ArgI != ArgE && I != E; ++ArgI, ++I, ++index) { if (ArgI->Val->getType() != *I) GEN_ERROR("Parameter " + ArgI->Val->getName()+ " is not of type '" + (*I)->getDescription() + "'"); Args.push_back(ArgI->Val); + if (ArgI->Attrs != ParamAttr::None) { + ParamAttrsWithIndex PAWI; + PAWI.index = index; + PAWI.attrs = ArgI->Attrs; + Attrs.push_back(PAWI); + } } if (Ty->isVarArg()) { if (I == E) - for (; ArgI != ArgE; ++ArgI) + for (; ArgI != ArgE; ++ArgI, ++index) { Args.push_back(ArgI->Val); // push the remaining varargs + if (ArgI->Attrs != ParamAttr::None) { + ParamAttrsWithIndex PAWI; + PAWI.index = index; + PAWI.attrs = ArgI->Attrs; + Attrs.push_back(PAWI); + } + } } else if (I != E || ArgI != ArgE) GEN_ERROR("Invalid number of parameters detected"); } + + // Finish off the ParamAttrs and check them + const ParamAttrsList *PAL = 0; + if (!Attrs.empty()) + PAL = ParamAttrsList::get(Attrs); + // Create the call node CallInst *CI = new CallInst(V, Args.begin(), Args.end()); CI->setTailCall($1); CI->setCallingConv($2); + CI->setParamAttrs(PAL); $$ = CI; delete $6; delete $3; @@ -3058,18 +3150,26 @@ MemoryInst : MALLOC Types OptCAlign { $$ = new StoreInst($3, tmpVal, $1, $7); delete $5; } +| GETRESULT Types SymbolicValueRef ',' EUINT64VAL { + Value *TmpVal = getVal($2->get(), $3); + if (!GetResultInst::isValidOperands(TmpVal, $5)) + GEN_ERROR("Invalid getresult operands"); + $$ = new GetResultInst(TmpVal, $5); + delete $2; + CHECK_FOR_ERROR + } | GETELEMENTPTR Types ValueRef IndexList { if (!UpRefs.empty()) GEN_ERROR("Invalid upreference in type: " + (*$2)->getDescription()); if (!isa($2->get())) GEN_ERROR("getelementptr insn requires pointer operand"); - if (!GetElementPtrInst::getIndexedType(*$2, &(*$4)[0], $4->size(), true)) + if (!GetElementPtrInst::getIndexedType(*$2, $4->begin(), $4->end(), true)) GEN_ERROR("Invalid getelementptr indices for type '" + (*$2)->getDescription()+ "'"); Value* tmpVal = getVal(*$2, $3); CHECK_FOR_ERROR - $$ = new GetElementPtrInst(tmpVal, &(*$4)[0], $4->size()); + $$ = new GetElementPtrInst(tmpVal, $4->begin(), $4->end()); delete $2; delete $4; }; @@ -3079,13 +3179,7 @@ MemoryInst : MALLOC Types OptCAlign { // common code from the two 'RunVMAsmParser' functions static Module* RunParser(Module * M) { - - llvmAsmlineno = 1; // Reset the current line number... CurModule.CurrentModule = M; -#if YYDEBUG - yydebug = Debug; -#endif - // Check to make sure the parser succeeded if (yyparse()) { if (ParserResult) @@ -3137,21 +3231,21 @@ static Module* RunParser(Module * M) { } void llvm::GenerateError(const std::string &message, int LineNo) { - if (LineNo == -1) LineNo = llvmAsmlineno; + if (LineNo == -1) LineNo = LLLgetLineNo(); // TODO: column number in exception if (TheParseError) - TheParseError->setError(CurFilename, message, LineNo); + TheParseError->setError(LLLgetFilename(), message, LineNo); TriggerError = 1; } int yyerror(const char *ErrorMsg) { - std::string where - = std::string((CurFilename == "-") ? std::string("") : CurFilename) - + ":" + utostr((unsigned) llvmAsmlineno) + ": "; + std::string where = LLLgetFilename() + ":" + utostr(LLLgetLineNo()) + ": "; std::string errMsg = where + "error: " + std::string(ErrorMsg); - if (yychar != YYEMPTY && yychar != 0) - errMsg += " while reading token: '" + std::string(llvmAsmtext, llvmAsmleng)+ - "'"; + if (yychar != YYEMPTY && yychar != 0) { + errMsg += " while reading token: '"; + errMsg += std::string(LLLgetTokenStart(), + LLLgetTokenStart()+LLLgetTokenLength()) + "'"; + } GenerateError(errMsg); return 0; }