1//===-- Target.cpp --------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file implements the common infrastructure (including C bindings) for 11// libLLVMTarget.a, which implements target information. 12// 13//===----------------------------------------------------------------------===// 14 15#include "llvm-c/Target.h" 16#include "llvm-c/Initialization.h" 17#include "llvm/InitializePasses.h" 18#include "llvm/PassManager.h" 19#include "llvm/Target/TargetData.h" 20#include "llvm/Target/TargetLibraryInfo.h" 21#include "llvm/LLVMContext.h" 22#include <cstring> 23 24using namespace llvm; 25 26void llvm::initializeTarget(PassRegistry &Registry) { 27 initializeTargetDataPass(Registry); 28 initializeTargetLibraryInfoPass(Registry); 29} 30 31void LLVMInitializeTarget(LLVMPassRegistryRef R) { 32 initializeTarget(*unwrap(R)); 33} 34 35LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) { 36 return wrap(new TargetData(StringRep)); 37} 38 39void LLVMAddTargetData(LLVMTargetDataRef TD, LLVMPassManagerRef PM) { 40 unwrap(PM)->add(new TargetData(*unwrap(TD))); 41} 42 43void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI, 44 LLVMPassManagerRef PM) { 45 unwrap(PM)->add(new TargetLibraryInfo(*unwrap(TLI))); 46} 47 48char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) { 49 std::string StringRep = unwrap(TD)->getStringRepresentation(); 50 return strdup(StringRep.c_str()); 51} 52 53LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) { 54 return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian; 55} 56 57unsigned LLVMPointerSize(LLVMTargetDataRef TD) { 58 return unwrap(TD)->getPointerSize(); 59} 60 61LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) { 62 return wrap(unwrap(TD)->getIntPtrType(getGlobalContext())); 63} 64 65unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 66 return unwrap(TD)->getTypeSizeInBits(unwrap(Ty)); 67} 68 69unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 70 return unwrap(TD)->getTypeStoreSize(unwrap(Ty)); 71} 72 73unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 74 return unwrap(TD)->getTypeAllocSize(unwrap(Ty)); 75} 76 77unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 78 return unwrap(TD)->getABITypeAlignment(unwrap(Ty)); 79} 80 81unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 82 return unwrap(TD)->getCallFrameTypeAlignment(unwrap(Ty)); 83} 84 85unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) { 86 return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty)); 87} 88 89unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD, 90 LLVMValueRef GlobalVar) { 91 return unwrap(TD)->getPreferredAlignment(unwrap<GlobalVariable>(GlobalVar)); 92} 93 94unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy, 95 unsigned long long Offset) { 96 StructType *STy = unwrap<StructType>(StructTy); 97 return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset); 98} 99 100unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy, 101 unsigned Element) { 102 StructType *STy = unwrap<StructType>(StructTy); 103 return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element); 104} 105 106void LLVMDisposeTargetData(LLVMTargetDataRef TD) { 107 delete unwrap(TD); 108} 109