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/IR/DataLayout.h"
18 #include "llvm/IR/LLVMContext.h"
19 #include "llvm/InitializePasses.h"
20 #include "llvm/PassManager.h"
21 #include "llvm/Target/TargetLibraryInfo.h"
26 void llvm::initializeTarget(PassRegistry &Registry) {
27 initializeDataLayoutPass(Registry);
28 initializeTargetLibraryInfoPass(Registry);
31 void LLVMInitializeTarget(LLVMPassRegistryRef R) {
32 initializeTarget(*unwrap(R));
35 LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) {
36 return wrap(new DataLayout(StringRep));
39 void LLVMAddTargetData(LLVMTargetDataRef TD, LLVMPassManagerRef PM) {
40 unwrap(PM)->add(new DataLayout(*unwrap(TD)));
43 void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
44 LLVMPassManagerRef PM) {
45 unwrap(PM)->add(new TargetLibraryInfo(*unwrap(TLI)));
48 char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
49 std::string StringRep = unwrap(TD)->getStringRepresentation();
50 return strdup(StringRep.c_str());
53 LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) {
54 return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian;
57 unsigned LLVMPointerSize(LLVMTargetDataRef TD) {
58 return unwrap(TD)->getPointerSize(0);
61 unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) {
62 return unwrap(TD)->getPointerSize(AS);
65 LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) {
66 return wrap(unwrap(TD)->getIntPtrType(getGlobalContext()));
69 LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) {
70 return wrap(unwrap(TD)->getIntPtrType(getGlobalContext(), AS));
73 unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
74 return unwrap(TD)->getTypeSizeInBits(unwrap(Ty));
77 unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
78 return unwrap(TD)->getTypeStoreSize(unwrap(Ty));
81 unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
82 return unwrap(TD)->getTypeAllocSize(unwrap(Ty));
85 unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
86 return unwrap(TD)->getABITypeAlignment(unwrap(Ty));
89 unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
90 return unwrap(TD)->getCallFrameTypeAlignment(unwrap(Ty));
93 unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
94 return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty));
97 unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
98 LLVMValueRef GlobalVar) {
99 return unwrap(TD)->getPreferredAlignment(unwrap<GlobalVariable>(GlobalVar));
102 unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
103 unsigned long long Offset) {
104 StructType *STy = unwrap<StructType>(StructTy);
105 return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset);
108 unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
110 StructType *STy = unwrap<StructType>(StructTy);
111 return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element);
114 void LLVMDisposeTargetData(LLVMTargetDataRef TD) {