mirror of
https://github.com/c64scene-ar/llvm-6502.git
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42101 91177308-0d34-0410-b5e6-96231b3b80d8
331 lines
11 KiB
C++
331 lines
11 KiB
C++
//===-- Core.cpp ----------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Gordon Henriksen and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the C bindings for libLLVMCore.a, which implements
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// the LLVM intermediate representation.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm-c/Core.h"
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#include "llvm/Bitcode/ReaderWriter.h"
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#include "llvm/CHelpers.h"
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#include "llvm/Constants.h"
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#include "llvm/DerivedTypes.h"
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#include "llvm/GlobalVariable.h"
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#include <ostream>
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#include <fstream>
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#include <cassert>
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using namespace llvm;
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/*===-- Operations on modules ---------------------------------------------===*/
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LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
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return wrap(new Module(ModuleID));
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}
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void LLVMDisposeModule(LLVMModuleRef M) {
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delete unwrap(M);
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}
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int LLVMAddTypeName(LLVMModuleRef M, const char *Name, LLVMTypeRef Ty) {
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return unwrap(M)->addTypeName(Name, unwrap(Ty));
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}
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/*===-- Operations on types -----------------------------------------------===*/
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/*--.. Operations on all types (mostly) ....................................--*/
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LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
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return static_cast<LLVMTypeKind>(unwrap(Ty)->getTypeID());
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}
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void LLVMRefineAbstractType(LLVMTypeRef AbstractType, LLVMTypeRef ConcreteType){
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DerivedType *Ty = unwrap<DerivedType>(AbstractType);
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Ty->refineAbstractTypeTo(unwrap(ConcreteType));
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}
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/*--.. Operations on integer types .........................................--*/
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LLVMTypeRef LLVMInt1Type() { return (LLVMTypeRef) Type::Int1Ty; }
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LLVMTypeRef LLVMInt8Type() { return (LLVMTypeRef) Type::Int8Ty; }
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LLVMTypeRef LLVMInt16Type() { return (LLVMTypeRef) Type::Int16Ty; }
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LLVMTypeRef LLVMInt32Type() { return (LLVMTypeRef) Type::Int32Ty; }
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LLVMTypeRef LLVMInt64Type() { return (LLVMTypeRef) Type::Int64Ty; }
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LLVMTypeRef LLVMCreateIntegerType(unsigned NumBits) {
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return wrap(IntegerType::get(NumBits));
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}
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unsigned LLVMGetIntegerTypeWidth(LLVMTypeRef IntegerTy) {
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return unwrap<IntegerType>(IntegerTy)->getBitWidth();
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}
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/*--.. Operations on real types ............................................--*/
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LLVMTypeRef LLVMFloatType() { return (LLVMTypeRef) Type::FloatTy; }
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LLVMTypeRef LLVMDoubleType() { return (LLVMTypeRef) Type::DoubleTy; }
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LLVMTypeRef LLVMX86FP80Type() { return (LLVMTypeRef) Type::X86_FP80Ty; }
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LLVMTypeRef LLVMFP128Type() { return (LLVMTypeRef) Type::FP128Ty; }
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LLVMTypeRef LLVMPPCFP128Type() { return (LLVMTypeRef) Type::PPC_FP128Ty; }
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/*--.. Operations on function types ........................................--*/
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LLVMTypeRef LLVMCreateFunctionType(LLVMTypeRef ReturnType,
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LLVMTypeRef *ParamTypes, unsigned ParamCount,
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int IsVarArg) {
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std::vector<const Type*> Tys;
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for (LLVMTypeRef *I = ParamTypes, *E = ParamTypes + ParamCount; I != E; ++I)
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Tys.push_back(unwrap(*I));
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return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
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}
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int LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
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return unwrap<FunctionType>(FunctionTy)->isVarArg();
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}
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LLVMTypeRef LLVMGetFunctionReturnType(LLVMTypeRef FunctionTy) {
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return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
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}
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unsigned LLVMGetFunctionParamCount(LLVMTypeRef FunctionTy) {
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return unwrap<FunctionType>(FunctionTy)->getNumParams();
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}
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void LLVMGetFunctionParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
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FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
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for (FunctionType::param_iterator I = Ty->param_begin(),
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E = Ty->param_end(); I != E; ++I)
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*Dest++ = wrap(*I);
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}
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/*--.. Operations on struct types ..........................................--*/
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LLVMTypeRef LLVMCreateStructType(LLVMTypeRef *ElementTypes,
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unsigned ElementCount, int Packed) {
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std::vector<const Type*> Tys;
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for (LLVMTypeRef *I = ElementTypes,
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*E = ElementTypes + ElementCount; I != E; ++I)
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Tys.push_back(unwrap(*I));
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return wrap(StructType::get(Tys, Packed != 0));
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}
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unsigned LLVMGetStructElementCount(LLVMTypeRef StructTy) {
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return unwrap<StructType>(StructTy)->getNumElements();
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}
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void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
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StructType *Ty = unwrap<StructType>(StructTy);
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for (FunctionType::param_iterator I = Ty->element_begin(),
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E = Ty->element_end(); I != E; ++I)
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*Dest++ = wrap(*I);
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}
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int LLVMIsPackedStruct(LLVMTypeRef StructTy) {
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return unwrap<StructType>(StructTy)->isPacked();
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}
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/*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
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LLVMTypeRef LLVMCreateArrayType(LLVMTypeRef ElementType, unsigned ElementCount){
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return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
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}
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LLVMTypeRef LLVMCreatePointerType(LLVMTypeRef ElementType) {
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return wrap(PointerType::get(unwrap(ElementType)));
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}
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LLVMTypeRef LLVMCreateVectorType(LLVMTypeRef ElementType,unsigned ElementCount){
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return wrap(VectorType::get(unwrap(ElementType), ElementCount));
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}
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LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
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return wrap(unwrap<SequentialType>(Ty)->getElementType());
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}
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unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
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return unwrap<ArrayType>(ArrayTy)->getNumElements();
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}
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unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
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return unwrap<VectorType>(VectorTy)->getNumElements();
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}
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/*--.. Operations on other types ...........................................--*/
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LLVMTypeRef LLVMVoidType() { return (LLVMTypeRef) Type::VoidTy; }
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LLVMTypeRef LLVMLabelType() { return (LLVMTypeRef) Type::LabelTy; }
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LLVMTypeRef LLVMCreateOpaqueType() {
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return wrap(llvm::OpaqueType::get());
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}
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/*===-- Operations on values ----------------------------------------------===*/
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/*--.. Operations on all values ............................................--*/
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LLVMTypeRef LLVMGetTypeOfValue(LLVMValueRef Val) {
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return wrap(unwrap(Val)->getType());
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}
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const char *LLVMGetValueName(LLVMValueRef Val) {
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return unwrap(Val)->getNameStart();
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}
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void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
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unwrap(Val)->setName(Name);
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}
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/*--.. Operations on constants of any type .................................--*/
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LLVMValueRef LLVMGetNull(LLVMTypeRef Ty) {
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return wrap(Constant::getNullValue(unwrap(Ty)));
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}
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LLVMValueRef LLVMGetAllOnes(LLVMTypeRef Ty) {
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return wrap(Constant::getAllOnesValue(unwrap(Ty)));
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}
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LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
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return wrap(UndefValue::get(unwrap(Ty)));
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}
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int LLVMIsConstant(LLVMValueRef Ty) {
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return isa<Constant>(unwrap(Ty));
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}
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int LLVMIsNull(LLVMValueRef Val) {
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if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
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return C->isNullValue();
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return false;
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}
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int LLVMIsUndef(LLVMValueRef Val) {
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return isa<UndefValue>(unwrap(Val));
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}
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/*--.. Operations on scalar constants ......................................--*/
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LLVMValueRef LLVMGetIntConstant(LLVMTypeRef IntTy, unsigned long long N,
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int SignExtend) {
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return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
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}
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LLVMValueRef LLVMGetRealConstant(LLVMTypeRef RealTy, double N) {
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return wrap(ConstantFP::get(unwrap(RealTy), APFloat(N)));
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}
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/*--.. Operations on composite constants ...................................--*/
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LLVMValueRef LLVMGetStringConstant(const char *Str, unsigned Length,
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int DontNullTerminate) {
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/* Inverted the sense of AddNull because ', 0)' is a
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better mnemonic for null termination than ', 1)'. */
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return wrap(ConstantArray::get(std::string(Str, Length),
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DontNullTerminate == 0));
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}
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LLVMValueRef LLVMGetArrayConstant(LLVMTypeRef ElementTy,
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LLVMValueRef *ConstantVals, unsigned Length) {
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return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length),
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unwrap<Constant>(ConstantVals, Length),
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Length));
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}
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LLVMValueRef LLVMGetStructConstant(LLVMValueRef *ConstantVals, unsigned Count,
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int Packed) {
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return wrap(ConstantStruct::get(unwrap<Constant>(ConstantVals, Count),
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Count, Packed != 0));
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}
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LLVMValueRef LLVMGetVectorConstant(LLVMValueRef *ScalarConstantVals,
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unsigned Size) {
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return wrap(ConstantVector::get(unwrap<Constant>(ScalarConstantVals, Size),
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Size));
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}
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/*--.. Operations on global variables, functions, and aliases (globals) ....--*/
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int LLVMIsDeclaration(LLVMValueRef Global) {
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return unwrap<GlobalValue>(Global)->isDeclaration();
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}
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LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
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return static_cast<LLVMLinkage>(unwrap<GlobalValue>(Global)->getLinkage());
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}
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void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
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unwrap<GlobalValue>(Global)
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->setLinkage(static_cast<GlobalValue::LinkageTypes>(Linkage));
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}
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const char *LLVMGetSection(LLVMValueRef Global) {
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return unwrap<GlobalValue>(Global)->getSection().c_str();
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}
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void LLVMSetSection(LLVMValueRef Global, const char *Section) {
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unwrap<GlobalValue>(Global)->setSection(Section);
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}
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LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
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return static_cast<LLVMVisibility>(
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unwrap<GlobalValue>(Global)->getVisibility());
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}
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void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
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unwrap<GlobalValue>(Global)
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->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
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}
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unsigned LLVMGetAlignment(LLVMValueRef Global) {
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return unwrap<GlobalValue>(Global)->getAlignment();
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}
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void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes) {
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unwrap<GlobalValue>(Global)->setAlignment(Bytes);
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}
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/*--.. Operations on global variables ......................................--*/
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LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
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return wrap(new GlobalVariable(unwrap(Ty), false,
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GlobalValue::ExternalLinkage, 0, Name, unwrap(M)));
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}
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void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
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unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
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}
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int LLVMHasInitializer(LLVMValueRef GlobalVar) {
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return unwrap<GlobalVariable>(GlobalVar)->hasInitializer();
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}
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LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
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return wrap(unwrap<GlobalVariable>(GlobalVar)->getInitializer());
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}
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void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
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unwrap<GlobalVariable>(GlobalVar)
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->setInitializer(unwrap<Constant>(ConstantVal));
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}
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int LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
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return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
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}
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void LLVMSetThreadLocal(LLVMValueRef GlobalVar, int IsThreadLocal) {
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unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
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}
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