1 //===-- Target.cpp --------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the common infrastructure (including C bindings) for
11 // libLLVMTarget.a, which implements target information.
13 //===----------------------------------------------------------------------===//
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/DataLayout.h"
20 #include "llvm/Target/TargetLibraryInfo.h"
21 #include "llvm/LLVMContext.h"
26 void llvm::initializeTarget(PassRegistry &Registry) {
27 initializeDataLayoutPass(Registry);
28 initializeTargetLibraryInfoPass(Registry);
29 initializeTargetTransformInfoPass(Registry);
32 void LLVMInitializeTarget(LLVMPassRegistryRef R) {
33 initializeTarget(*unwrap(R));
36 LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) {
37 return wrap(new DataLayout(StringRep));
40 void LLVMAddTargetData(LLVMTargetDataRef TD, LLVMPassManagerRef PM) {
41 unwrap(PM)->add(new DataLayout(*unwrap(TD)));
44 void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
45 LLVMPassManagerRef PM) {
46 unwrap(PM)->add(new TargetLibraryInfo(*unwrap(TLI)));
49 char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
50 std::string StringRep = unwrap(TD)->getStringRepresentation();
51 return strdup(StringRep.c_str());
54 LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) {
55 return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian;
58 unsigned LLVMPointerSize(LLVMTargetDataRef TD) {
59 return unwrap(TD)->getPointerSize(0);
62 unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) {
63 return unwrap(TD)->getPointerSize(AS);
66 LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) {
67 return wrap(unwrap(TD)->getIntPtrType(getGlobalContext()));
70 LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) {
71 return wrap(unwrap(TD)->getIntPtrType(getGlobalContext(), AS));
74 unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
75 return unwrap(TD)->getTypeSizeInBits(unwrap(Ty));
78 unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
79 return unwrap(TD)->getTypeStoreSize(unwrap(Ty));
82 unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
83 return unwrap(TD)->getTypeAllocSize(unwrap(Ty));
86 unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
87 return unwrap(TD)->getABITypeAlignment(unwrap(Ty));
90 unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
91 return unwrap(TD)->getCallFrameTypeAlignment(unwrap(Ty));
94 unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
95 return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty));
98 unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
99 LLVMValueRef GlobalVar) {
100 return unwrap(TD)->getPreferredAlignment(unwrap<GlobalVariable>(GlobalVar));
103 unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
104 unsigned long long Offset) {
105 StructType *STy = unwrap<StructType>(StructTy);
106 return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset);
109 unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
111 StructType *STy = unwrap<StructType>(StructTy);
112 return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element);
115 void LLVMDisposeTargetData(LLVMTargetDataRef TD) {