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annotate lib/Target/Target.cpp @ 140:276c179585fe

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Added tag LLVM5.0.1 for changeset 3a76565eade5
author mir3636
date Tue, 03 Apr 2018 19:09:39 +0900
parents 803732b1fca8
children c2174574ed3a
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1 //===-- Target.cpp --------------------------------------------------------===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file implements the common infrastructure (including C bindings) for
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11 // libLLVMTarget.a, which implements target information.
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12 //
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13 //===----------------------------------------------------------------------===//
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14
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15 #include "llvm-c/Target.h"
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16 #include "llvm-c/Initialization.h"
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17 #include "llvm/Analysis/TargetLibraryInfo.h"
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18 #include "llvm/IR/DataLayout.h"
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19 #include "llvm/IR/LLVMContext.h"
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20 #include "llvm/IR/LegacyPassManager.h"
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21 #include "llvm/IR/Value.h"
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22 #include "llvm/InitializePasses.h"
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23 #include <cstring>
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24
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25 using namespace llvm;
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26
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27 // Avoid including "llvm-c/Core.h" for compile time, fwd-declare this instead.
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28 extern "C" LLVMContextRef LLVMGetGlobalContext(void);
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29
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30 inline TargetLibraryInfoImpl *unwrap(LLVMTargetLibraryInfoRef P) {
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31 return reinterpret_cast<TargetLibraryInfoImpl*>(P);
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32 }
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33
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34 inline LLVMTargetLibraryInfoRef wrap(const TargetLibraryInfoImpl *P) {
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35 TargetLibraryInfoImpl *X = const_cast<TargetLibraryInfoImpl*>(P);
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36 return reinterpret_cast<LLVMTargetLibraryInfoRef>(X);
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37 }
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38
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39 void llvm::initializeTarget(PassRegistry &Registry) {
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40 initializeTargetLibraryInfoWrapperPassPass(Registry);
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41 initializeTargetTransformInfoWrapperPassPass(Registry);
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42 }
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43
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44 void LLVMInitializeTarget(LLVMPassRegistryRef R) {
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45 initializeTarget(*unwrap(R));
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46 }
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47
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48 LLVMTargetDataRef LLVMGetModuleDataLayout(LLVMModuleRef M) {
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49 return wrap(&unwrap(M)->getDataLayout());
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50 }
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51
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52 void LLVMSetModuleDataLayout(LLVMModuleRef M, LLVMTargetDataRef DL) {
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53 unwrap(M)->setDataLayout(*unwrap(DL));
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54 }
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55
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56 LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) {
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57 return wrap(new DataLayout(StringRep));
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58 }
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59
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60 void LLVMDisposeTargetData(LLVMTargetDataRef TD) {
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61 delete unwrap(TD);
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62 }
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63
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64 void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
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65 LLVMPassManagerRef PM) {
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66 unwrap(PM)->add(new TargetLibraryInfoWrapperPass(*unwrap(TLI)));
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67 }
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68
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69 char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
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70 std::string StringRep = unwrap(TD)->getStringRepresentation();
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71 return strdup(StringRep.c_str());
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72 }
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73
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74 LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) {
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75 return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian;
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76 }
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78 unsigned LLVMPointerSize(LLVMTargetDataRef TD) {
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79 return unwrap(TD)->getPointerSize(0);
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80 }
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81
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82 unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) {
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83 return unwrap(TD)->getPointerSize(AS);
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84 }
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85
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86 LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) {
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87 return wrap(unwrap(TD)->getIntPtrType(*unwrap(LLVMGetGlobalContext())));
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88 }
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89
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90 LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) {
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91 return wrap(unwrap(TD)->getIntPtrType(*unwrap(LLVMGetGlobalContext()), AS));
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92 }
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93
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94 LLVMTypeRef LLVMIntPtrTypeInContext(LLVMContextRef C, LLVMTargetDataRef TD) {
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95 return wrap(unwrap(TD)->getIntPtrType(*unwrap(C)));
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96 }
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97
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98 LLVMTypeRef LLVMIntPtrTypeForASInContext(LLVMContextRef C, LLVMTargetDataRef TD, unsigned AS) {
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99 return wrap(unwrap(TD)->getIntPtrType(*unwrap(C), AS));
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100 }
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101
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102 unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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103 return unwrap(TD)->getTypeSizeInBits(unwrap(Ty));
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104 }
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105
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106 unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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107 return unwrap(TD)->getTypeStoreSize(unwrap(Ty));
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108 }
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109
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110 unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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111 return unwrap(TD)->getTypeAllocSize(unwrap(Ty));
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112 }
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113
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114 unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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115 return unwrap(TD)->getABITypeAlignment(unwrap(Ty));
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116 }
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117
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118 unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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119 return unwrap(TD)->getABITypeAlignment(unwrap(Ty));
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120 }
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121
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122 unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
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123 return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty));
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124 }
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125
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126 unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
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127 LLVMValueRef GlobalVar) {
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128 return unwrap(TD)->getPreferredAlignment(unwrap<GlobalVariable>(GlobalVar));
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129 }
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130
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131 unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
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132 unsigned long long Offset) {
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133 StructType *STy = unwrap<StructType>(StructTy);
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134 return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset);
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135 }
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136
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137 unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
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138 unsigned Element) {
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139 StructType *STy = unwrap<StructType>(StructTy);
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140 return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element);
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141 }