1193323Sed//===-- Target.cpp --------------------------------------------------------===// 2193323Sed// 3193323Sed// The LLVM Compiler Infrastructure 4193323Sed// 5193323Sed// This file is distributed under the University of Illinois Open Source 6193323Sed// License. See LICENSE.TXT for details. 7193323Sed// 8193323Sed//===----------------------------------------------------------------------===// 9193323Sed// 10218893Sdim// This file implements the common infrastructure (including C bindings) for 11218893Sdim// libLLVMTarget.a, which implements target information. 12193323Sed// 13193323Sed//===----------------------------------------------------------------------===// 14193323Sed 15193323Sed#include "llvm-c/Target.h" 16218893Sdim#include "llvm-c/Initialization.h" 17249423Sdim#include "llvm/IR/DataLayout.h" 18249423Sdim#include "llvm/IR/LLVMContext.h" 19251662Sdim#include "llvm/IR/Value.h" 20218893Sdim#include "llvm/InitializePasses.h" 21193323Sed#include "llvm/PassManager.h" 22226633Sdim#include "llvm/Target/TargetLibraryInfo.h" 23193323Sed#include <cstring> 24193323Sed 25193323Sedusing namespace llvm; 26193323Sed 27251662Sdiminline DataLayout *unwrap(LLVMTargetDataRef P) { 28251662Sdim return reinterpret_cast<DataLayout*>(P); 29251662Sdim} 30251662Sdim 31251662Sdiminline LLVMTargetDataRef wrap(const DataLayout *P) { 32251662Sdim return reinterpret_cast<LLVMTargetDataRef>(const_cast<DataLayout*>(P)); 33251662Sdim} 34251662Sdim 35251662Sdiminline TargetLibraryInfo *unwrap(LLVMTargetLibraryInfoRef P) { 36251662Sdim return reinterpret_cast<TargetLibraryInfo*>(P); 37251662Sdim} 38251662Sdim 39251662Sdiminline LLVMTargetLibraryInfoRef wrap(const TargetLibraryInfo *P) { 40251662Sdim TargetLibraryInfo *X = const_cast<TargetLibraryInfo*>(P); 41251662Sdim return reinterpret_cast<LLVMTargetLibraryInfoRef>(X); 42251662Sdim} 43251662Sdim 44218893Sdimvoid llvm::initializeTarget(PassRegistry &Registry) { 45243830Sdim initializeDataLayoutPass(Registry); 46218893Sdim initializeTargetLibraryInfoPass(Registry); 47218893Sdim} 48218893Sdim 49218893Sdimvoid LLVMInitializeTarget(LLVMPassRegistryRef R) { 50218893Sdim initializeTarget(*unwrap(R)); 51218893Sdim} 52218893Sdim 53193323SedLLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) { 54243830Sdim return wrap(new DataLayout(StringRep)); 55193323Sed} 56193323Sed 57193323Sedvoid LLVMAddTargetData(LLVMTargetDataRef TD, LLVMPassManagerRef PM) { 58243830Sdim unwrap(PM)->add(new DataLayout(*unwrap(TD))); 59193323Sed} 60193323Sed 61226633Sdimvoid LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI, 62226633Sdim LLVMPassManagerRef PM) { 63226633Sdim unwrap(PM)->add(new TargetLibraryInfo(*unwrap(TLI))); 64226633Sdim} 65226633Sdim 66193323Sedchar *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) { 67193323Sed std::string StringRep = unwrap(TD)->getStringRepresentation(); 68193323Sed return strdup(StringRep.c_str()); 69193323Sed} 70193323Sed 71193323SedLLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) { 72202375Srdivacky return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian; 73193323Sed} 74193323Sed 75193323Sedunsigned LLVMPointerSize(LLVMTargetDataRef TD) { 76243830Sdim return unwrap(TD)->getPointerSize(0); 77193323Sed} 78193323Sed 79243830Sdimunsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) { 80243830Sdim return unwrap(TD)->getPointerSize(AS); 81243830Sdim} 82243830Sdim 83193323SedLLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) { 84198090Srdivacky return wrap(unwrap(TD)->getIntPtrType(getGlobalContext())); 85193323Sed} 86193323Sed 87243830SdimLLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) { 88243830Sdim return wrap(unwrap(TD)->getIntPtrType(getGlobalContext(), AS)); 89243830Sdim} 90243830Sdim 91263508SdimLLVMTypeRef LLVMIntPtrTypeInContext(LLVMContextRef C, LLVMTargetDataRef TD) { 92263508Sdim return wrap(unwrap(TD)->getIntPtrType(*unwrap(C))); 93263508Sdim} 94263508Sdim 95263508SdimLLVMTypeRef LLVMIntPtrTypeForASInContext(LLVMContextRef C, LLVMTargetDataRef TD, unsigned AS) { 96263508Sdim return wrap(unwrap(TD)->getIntPtrType(*unwrap(C), AS)); 97263508Sdim} 98263508Sdim 99193323Sedunsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 100193323Sed return unwrap(TD)->getTypeSizeInBits(unwrap(Ty)); 101193323Sed} 102193323Sed 103193323Sedunsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 104193323Sed return unwrap(TD)->getTypeStoreSize(unwrap(Ty)); 105193323Sed} 106193323Sed 107193323Sedunsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 108193323Sed return unwrap(TD)->getTypeAllocSize(unwrap(Ty)); 109193323Sed} 110193323Sed 111193323Sedunsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 112193323Sed return unwrap(TD)->getABITypeAlignment(unwrap(Ty)); 113193323Sed} 114193323Sed 115193323Sedunsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 116193323Sed return unwrap(TD)->getCallFrameTypeAlignment(unwrap(Ty)); 117193323Sed} 118193323Sed 119193323Sedunsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 120193323Sed return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty)); 121193323Sed} 122193323Sed 123193323Sedunsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD, 124193323Sed LLVMValueRef GlobalVar) { 125193323Sed return unwrap(TD)->getPreferredAlignment(unwrap<GlobalVariable>(GlobalVar)); 126193323Sed} 127193323Sed 128193323Sedunsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy, 129193323Sed unsigned long long Offset) { 130226633Sdim StructType *STy = unwrap<StructType>(StructTy); 131193323Sed return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset); 132193323Sed} 133193323Sed 134193323Sedunsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy, 135193323Sed unsigned Element) { 136226633Sdim StructType *STy = unwrap<StructType>(StructTy); 137193323Sed return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element); 138193323Sed} 139193323Sed 140193323Sedvoid LLVMDisposeTargetData(LLVMTargetDataRef TD) { 141193323Sed delete unwrap(TD); 142193323Sed} 143