X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FVMCore%2FCore.cpp;h=bb4f43d69ae16f2d904fff9033563e01fb84a1cf;hb=51cd9d6e073932fcb37f1857c66249d6c7d368ee;hp=2f0053a2f137e0080f4f0a1e9ace477c412d5cd8;hpb=80a75bfae980df96f969f1c05b0c4a80ce975240;p=oota-llvm.git diff --git a/lib/VMCore/Core.cpp b/lib/VMCore/Core.cpp index 2f0053a2f13..bb4f43d69ae 100644 --- a/lib/VMCore/Core.cpp +++ b/lib/VMCore/Core.cpp @@ -2,8 +2,8 @@ // // The LLVM Compiler Infrastructure // -// This file was developed by Gordon Henriksen 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. // //===----------------------------------------------------------------------===// // @@ -18,11 +18,23 @@ #include "llvm/DerivedTypes.h" #include "llvm/GlobalVariable.h" #include "llvm/TypeSymbolTable.h" +#include "llvm/ModuleProvider.h" +#include "llvm/Support/MemoryBuffer.h" +#include "llvm/Support/CallSite.h" #include +#include +#include using namespace llvm; +/*===-- Error handling ----------------------------------------------------===*/ + +void LLVMDisposeMessage(char *Message) { + free(Message); +} + + /*===-- Operations on modules ---------------------------------------------===*/ LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) { @@ -33,6 +45,25 @@ void LLVMDisposeModule(LLVMModuleRef M) { delete unwrap(M); } +/*--.. Data layout .........................................................--*/ +const char * LLVMGetDataLayout(LLVMModuleRef M) { + return unwrap(M)->getDataLayout().c_str(); +} + +void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) { + unwrap(M)->setDataLayout(Triple); +} + +/*--.. Target triple .......................................................--*/ +const char * LLVMGetTarget(LLVMModuleRef M) { + return unwrap(M)->getTargetTriple().c_str(); +} + +void LLVMSetTarget(LLVMModuleRef M, const char *Triple) { + unwrap(M)->setTargetTriple(Triple); +} + +/*--.. Type names ..........................................................--*/ int LLVMAddTypeName(LLVMModuleRef M, const char *Name, LLVMTypeRef Ty) { return unwrap(M)->addTypeName(Name, unwrap(Ty)); } @@ -46,6 +77,10 @@ void LLVMDeleteTypeName(LLVMModuleRef M, const char *Name) { TST.remove(I); } +void LLVMDumpModule(LLVMModuleRef M) { + unwrap(M)->dump(); +} + /*===-- Operations on types -----------------------------------------------===*/ @@ -55,18 +90,13 @@ LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) { return static_cast(unwrap(Ty)->getTypeID()); } -void LLVMRefineAbstractType(LLVMTypeRef AbstractType, LLVMTypeRef ConcreteType){ - DerivedType *Ty = unwrap(AbstractType); - Ty->refineAbstractTypeTo(unwrap(ConcreteType)); -} - /*--.. Operations on integer types .........................................--*/ -LLVMTypeRef LLVMInt1Type() { return (LLVMTypeRef) Type::Int1Ty; } -LLVMTypeRef LLVMInt8Type() { return (LLVMTypeRef) Type::Int8Ty; } -LLVMTypeRef LLVMInt16Type() { return (LLVMTypeRef) Type::Int16Ty; } -LLVMTypeRef LLVMInt32Type() { return (LLVMTypeRef) Type::Int32Ty; } -LLVMTypeRef LLVMInt64Type() { return (LLVMTypeRef) Type::Int64Ty; } +LLVMTypeRef LLVMInt1Type(void) { return (LLVMTypeRef) Type::Int1Ty; } +LLVMTypeRef LLVMInt8Type(void) { return (LLVMTypeRef) Type::Int8Ty; } +LLVMTypeRef LLVMInt16Type(void) { return (LLVMTypeRef) Type::Int16Ty; } +LLVMTypeRef LLVMInt32Type(void) { return (LLVMTypeRef) Type::Int32Ty; } +LLVMTypeRef LLVMInt64Type(void) { return (LLVMTypeRef) Type::Int64Ty; } LLVMTypeRef LLVMIntType(unsigned NumBits) { return wrap(IntegerType::get(NumBits)); @@ -78,11 +108,11 @@ unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) { /*--.. Operations on real types ............................................--*/ -LLVMTypeRef LLVMFloatType() { return (LLVMTypeRef) Type::FloatTy; } -LLVMTypeRef LLVMDoubleType() { return (LLVMTypeRef) Type::DoubleTy; } -LLVMTypeRef LLVMX86FP80Type() { return (LLVMTypeRef) Type::X86_FP80Ty; } -LLVMTypeRef LLVMFP128Type() { return (LLVMTypeRef) Type::FP128Ty; } -LLVMTypeRef LLVMPPCFP128Type() { return (LLVMTypeRef) Type::PPC_FP128Ty; } +LLVMTypeRef LLVMFloatType(void) { return (LLVMTypeRef) Type::FloatTy; } +LLVMTypeRef LLVMDoubleType(void) { return (LLVMTypeRef) Type::DoubleTy; } +LLVMTypeRef LLVMX86FP80Type(void) { return (LLVMTypeRef) Type::X86_FP80Ty; } +LLVMTypeRef LLVMFP128Type(void) { return (LLVMTypeRef) Type::FP128Ty; } +LLVMTypeRef LLVMPPCFP128Type(void) { return (LLVMTypeRef) Type::PPC_FP128Ty; } /*--.. Operations on function types ........................................--*/ @@ -144,15 +174,15 @@ int LLVMIsPackedStruct(LLVMTypeRef StructTy) { /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/ -LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount){ +LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) { return wrap(ArrayType::get(unwrap(ElementType), ElementCount)); } -LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType) { - return wrap(PointerType::get(unwrap(ElementType))); +LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) { + return wrap(PointerType::get(unwrap(ElementType), AddressSpace)); } -LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType,unsigned ElementCount){ +LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) { return wrap(VectorType::get(unwrap(ElementType), ElementCount)); } @@ -164,20 +194,24 @@ unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) { return unwrap(ArrayTy)->getNumElements(); } +unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) { + return unwrap(PointerTy)->getAddressSpace(); +} + unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) { return unwrap(VectorTy)->getNumElements(); } /*--.. Operations on other types ...........................................--*/ -LLVMTypeRef LLVMVoidType() { return (LLVMTypeRef) Type::VoidTy; } -LLVMTypeRef LLVMLabelType() { return (LLVMTypeRef) Type::LabelTy; } +LLVMTypeRef LLVMVoidType(void) { return (LLVMTypeRef) Type::VoidTy; } +LLVMTypeRef LLVMLabelType(void) { return (LLVMTypeRef) Type::LabelTy; } -LLVMTypeRef LLVMOpaqueType() { +LLVMTypeRef LLVMOpaqueType(void) { return wrap(llvm::OpaqueType::get()); } -/* Operations on type handles */ +/*--.. Operations on type handles ..........................................--*/ LLVMTypeHandleRef LLVMCreateTypeHandle(LLVMTypeRef PotentiallyAbstractTy) { return wrap(new PATypeHolder(unwrap(PotentiallyAbstractTy))); @@ -251,8 +285,29 @@ LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N, return wrap(ConstantInt::get(unwrap(IntTy), N, SignExtend != 0)); } +static const fltSemantics &SemanticsForType(Type *Ty) { + assert(Ty->isFloatingPoint() && "Type is not floating point!"); + if (Ty == Type::FloatTy) + return APFloat::IEEEsingle; + if (Ty == Type::DoubleTy) + return APFloat::IEEEdouble; + if (Ty == Type::X86_FP80Ty) + return APFloat::x87DoubleExtended; + if (Ty == Type::FP128Ty) + return APFloat::IEEEquad; + if (Ty == Type::PPC_FP128Ty) + return APFloat::PPCDoubleDouble; + return APFloat::Bogus; +} + LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) { - return wrap(ConstantFP::get(unwrap(RealTy), APFloat(N))); + APFloat APN(N); + APN.convert(SemanticsForType(unwrap(RealTy)), APFloat::rmNearestTiesToEven); + return wrap(ConstantFP::get(APN)); +} + +LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) { + return wrap(ConstantFP::get(APFloat(SemanticsForType(unwrap(RealTy)), Text))); } /*--.. Operations on composite constants ...................................--*/ @@ -486,6 +541,10 @@ LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant, /*--.. Operations on global variables, functions, and aliases (globals) ....--*/ +LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) { + return wrap(unwrap(Global)->getParent()); +} + int LLVMIsDeclaration(LLVMValueRef Global) { return unwrap(Global)->isDeclaration(); } @@ -529,13 +588,46 @@ void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes) { LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) { return wrap(new GlobalVariable(unwrap(Ty), false, - GlobalValue::ExternalLinkage, 0, Name, unwrap(M))); + GlobalValue::ExternalLinkage, 0, Name, + unwrap(M))); } LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) { return wrap(unwrap(M)->getNamedGlobal(Name)); } +LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) { + Module *Mod = unwrap(M); + Module::global_iterator I = Mod->global_begin(); + if (I == Mod->global_end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) { + Module *Mod = unwrap(M); + Module::global_iterator I = Mod->global_end(); + if (I == Mod->global_begin()) + return 0; + return wrap(--I); +} + +LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) { + GlobalVariable *GV = unwrap(GlobalVar); + Module::global_iterator I = GV; + if (++I == GV->getParent()->global_end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) { + GlobalVariable *GV = unwrap(GlobalVar); + Module::global_iterator I = GV; + if (I == GV->getParent()->global_begin()) + return 0; + return wrap(--I); +} + void LLVMDeleteGlobal(LLVMValueRef GlobalVar) { unwrap(GlobalVar)->eraseFromParent(); } @@ -573,36 +665,48 @@ void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, int IsConstant) { LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name, LLVMTypeRef FunctionTy) { - return wrap(new Function(unwrap(FunctionTy), - GlobalValue::ExternalLinkage, Name, unwrap(M))); + return wrap(Function::Create(unwrap(FunctionTy), + GlobalValue::ExternalLinkage, Name, unwrap(M))); } LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) { return wrap(unwrap(M)->getFunction(Name)); } -void LLVMDeleteFunction(LLVMValueRef Fn) { - unwrap(Fn)->eraseFromParent(); +LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) { + Module *Mod = unwrap(M); + Module::iterator I = Mod->begin(); + if (I == Mod->end()) + return 0; + return wrap(I); } -unsigned LLVMCountParams(LLVMValueRef FnRef) { - // This function is strictly redundant to - // LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef))) - return unwrap(FnRef)->getArgumentList().size(); +LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) { + Module *Mod = unwrap(M); + Module::iterator I = Mod->end(); + if (I == Mod->begin()) + return 0; + return wrap(--I); } -LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) { - Function::arg_iterator AI = unwrap(FnRef)->arg_begin(); - while (index --> 0) - AI++; - return wrap(AI); +LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Module::iterator I = Func; + if (++I == Func->getParent()->end()) + return 0; + return wrap(I); } -void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) { - Function *Fn = unwrap(FnRef); - for (Function::arg_iterator I = Fn->arg_begin(), - E = Fn->arg_end(); I != E; I++) - *ParamRefs++ = wrap(I); +LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Module::iterator I = Func; + if (I == Func->getParent()->begin()) + return 0; + return wrap(--I); +} + +void LLVMDeleteFunction(LLVMValueRef Fn) { + unwrap(Fn)->eraseFromParent(); } unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) { @@ -632,10 +736,81 @@ void LLVMSetCollector(LLVMValueRef Fn, const char *Coll) { F->clearCollector(); } +/*--.. Operations on parameters ............................................--*/ + +unsigned LLVMCountParams(LLVMValueRef FnRef) { + // This function is strictly redundant to + // LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef))) + return unwrap(FnRef)->arg_size(); +} + +void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) { + Function *Fn = unwrap(FnRef); + for (Function::arg_iterator I = Fn->arg_begin(), + E = Fn->arg_end(); I != E; I++) + *ParamRefs++ = wrap(I); +} + +LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) { + Function::arg_iterator AI = unwrap(FnRef)->arg_begin(); + while (index --> 0) + AI++; + return wrap(AI); +} + +LLVMValueRef LLVMGetParamParent(LLVMValueRef V) { + return wrap(unwrap(V)->getParent()); +} + +LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Function::arg_iterator I = Func->arg_begin(); + if (I == Func->arg_end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Function::arg_iterator I = Func->arg_end(); + if (I == Func->arg_begin()) + return 0; + return wrap(--I); +} + +LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) { + Argument *A = unwrap(Arg); + Function::arg_iterator I = A; + if (++I == A->getParent()->arg_end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) { + Argument *A = unwrap(Arg); + Function::arg_iterator I = A; + if (I == A->getParent()->arg_begin()) + return 0; + return wrap(--I); +} + +void LLVMAddParamAttr(LLVMValueRef Arg, LLVMParamAttr PA) { + unwrap(Arg)->addAttr(PA); +} + +void LLVMRemoveParamAttr(LLVMValueRef Arg, LLVMParamAttr PA) { + unwrap(Arg)->removeAttr(PA); +} + +void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) { + unwrap(Arg)->addAttr( + ParamAttr::constructAlignmentFromInt(align)); +} + /*--.. Operations on basic blocks ..........................................--*/ -LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef Bb) { - return wrap(static_cast(unwrap(Bb))); +LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) { + return wrap(static_cast(unwrap(BB))); } int LLVMValueIsBasicBlock(LLVMValueRef Val) { @@ -646,8 +821,12 @@ LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) { return wrap(unwrap(Val)); } +LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) { + return wrap(unwrap(BB)->getParent()); +} + unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) { - return unwrap(FnRef)->getBasicBlockList().size(); + return unwrap(FnRef)->size(); } void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){ @@ -660,21 +839,91 @@ LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) { return wrap(&unwrap(Fn)->getEntryBlock()); } +LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Function::iterator I = Func->begin(); + if (I == Func->end()) + return 0; + return wrap(I); +} + +LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) { + Function *Func = unwrap(Fn); + Function::iterator I = Func->end(); + if (I == Func->begin()) + return 0; + return wrap(--I); +} + +LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) { + BasicBlock *Block = unwrap(BB); + Function::iterator I = Block; + if (++I == Block->getParent()->end()) + return 0; + return wrap(I); +} + +LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) { + BasicBlock *Block = unwrap(BB); + Function::iterator I = Block; + if (I == Block->getParent()->begin()) + return 0; + return wrap(--I); +} + LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) { - return wrap(new BasicBlock(Name, unwrap(FnRef))); + return wrap(BasicBlock::Create(Name, unwrap(FnRef))); } LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef InsertBeforeBBRef, const char *Name) { BasicBlock *InsertBeforeBB = unwrap(InsertBeforeBBRef); - return wrap(new BasicBlock(Name, InsertBeforeBB->getParent(), - InsertBeforeBB)); + return wrap(BasicBlock::Create(Name, InsertBeforeBB->getParent(), + InsertBeforeBB)); } void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) { unwrap(BBRef)->eraseFromParent(); } +/*--.. Operations on instructions ..........................................--*/ + +LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) { + return wrap(unwrap(Inst)->getParent()); +} + +LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) { + BasicBlock *Block = unwrap(BB); + BasicBlock::iterator I = Block->begin(); + if (I == Block->end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) { + BasicBlock *Block = unwrap(BB); + BasicBlock::iterator I = Block->end(); + if (I == Block->begin()) + return 0; + return wrap(--I); +} + +LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) { + Instruction *Instr = unwrap(Inst); + BasicBlock::iterator I = Instr; + if (++I == Instr->getParent()->end()) + return 0; + return wrap(I); +} + +LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) { + Instruction *Instr = unwrap(Inst); + BasicBlock::iterator I = Instr; + if (I == Instr->getParent()->begin()) + return 0; + return wrap(--I); +} + /*--.. Call and invoke instructions ........................................--*/ unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) { @@ -696,6 +945,28 @@ void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) { assert(0 && "LLVMSetInstructionCallConv applies only to call and invoke!"); } +void LLVMAddInstrParamAttr(LLVMValueRef Instr, unsigned index, + LLVMParamAttr PA) { + CallSite Call = CallSite(unwrap(Instr)); + Call.setParamAttrs( + Call.getParamAttrs().addAttr(index, PA)); +} + +void LLVMRemoveInstrParamAttr(LLVMValueRef Instr, unsigned index, + LLVMParamAttr PA) { + CallSite Call = CallSite(unwrap(Instr)); + Call.setParamAttrs( + Call.getParamAttrs().removeAttr(index, PA)); +} + +void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index, + unsigned align) { + CallSite Call = CallSite(unwrap(Instr)); + Call.setParamAttrs( + Call.getParamAttrs().addAttr(index, + ParamAttr::constructAlignmentFromInt(align))); +} + /*--.. Operations on phi nodes .............................................--*/ void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues, @@ -720,8 +991,15 @@ LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) { /*===-- Instruction builders ----------------------------------------------===*/ -LLVMBuilderRef LLVMCreateBuilder() { - return wrap(new LLVMBuilder()); +LLVMBuilderRef LLVMCreateBuilder(void) { + return wrap(new IRBuilder()); +} + +void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block, + LLVMValueRef Instr) { + BasicBlock *BB = unwrap(Block); + Instruction *I = Instr? unwrap(Instr) : (Instruction*) BB->end(); + unwrap(Builder)->SetInsertPoint(BB, I); } void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) { @@ -734,6 +1012,10 @@ void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) { unwrap(Builder)->SetInsertPoint(BB); } +LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) { + return wrap(unwrap(Builder)->GetInsertBlock()); +} + void LLVMDisposeBuilder(LLVMBuilderRef Builder) { delete unwrap(Builder); } @@ -779,6 +1061,11 @@ LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) { return wrap(unwrap(B)->CreateUnreachable()); } +void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal, + LLVMBasicBlockRef Dest) { + unwrap(Switch)->addCase(unwrap(OnVal), unwrap(Dest)); +} + /*--.. Arithmetic ..........................................................--*/ LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, @@ -1030,3 +1317,46 @@ LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1, return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2), unwrap(Mask), Name)); } + + +/*===-- Module providers --------------------------------------------------===*/ + +LLVMModuleProviderRef +LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) { + return wrap(new ExistingModuleProvider(unwrap(M))); +} + +void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) { + delete unwrap(MP); +} + + +/*===-- Memory buffers ----------------------------------------------------===*/ + +int LLVMCreateMemoryBufferWithContentsOfFile(const char *Path, + LLVMMemoryBufferRef *OutMemBuf, + char **OutMessage) { + std::string Error; + if (MemoryBuffer *MB = MemoryBuffer::getFile(Path, &Error)) { + *OutMemBuf = wrap(MB); + return 0; + } + + *OutMessage = strdup(Error.c_str()); + return 1; +} + +int LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf, + char **OutMessage) { + if (MemoryBuffer *MB = MemoryBuffer::getSTDIN()) { + *OutMemBuf = wrap(MB); + return 0; + } + + *OutMessage = strdup("stdin is empty."); + return 1; +} + +void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) { + delete unwrap(MemBuf); +}