1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
//===-- Target.cpp --------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the common infrastructure (including C bindings) for
// libLLVMTarget.a, which implements target information.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/Target.h"
#include "llvm-c/Initialization.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/Value.h"
#include "llvm/InitializePasses.h"
#include <cstring>
using namespace llvm;
// Avoid including "llvm-c/Core.h" for compile time, fwd-declare this instead.
extern "C" LLVMContextRef LLVMGetGlobalContext(void);
inline TargetLibraryInfoImpl *unwrap(LLVMTargetLibraryInfoRef P) {
return reinterpret_cast<TargetLibraryInfoImpl*>(P);
}
inline LLVMTargetLibraryInfoRef wrap(const TargetLibraryInfoImpl *P) {
TargetLibraryInfoImpl *X = const_cast<TargetLibraryInfoImpl*>(P);
return reinterpret_cast<LLVMTargetLibraryInfoRef>(X);
}
void llvm::initializeTarget(PassRegistry &Registry) {
initializeTargetLibraryInfoWrapperPassPass(Registry);
initializeTargetTransformInfoWrapperPassPass(Registry);
}
void LLVMInitializeTarget(LLVMPassRegistryRef R) {
initializeTarget(*unwrap(R));
}
LLVMTargetDataRef LLVMGetModuleDataLayout(LLVMModuleRef M) {
return wrap(&unwrap(M)->getDataLayout());
}
void LLVMSetModuleDataLayout(LLVMModuleRef M, LLVMTargetDataRef DL) {
unwrap(M)->setDataLayout(*unwrap(DL));
}
LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) {
return wrap(new DataLayout(StringRep));
}
void LLVMDisposeTargetData(LLVMTargetDataRef TD) {
delete unwrap(TD);
}
void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
LLVMPassManagerRef PM) {
unwrap(PM)->add(new TargetLibraryInfoWrapperPass(*unwrap(TLI)));
}
char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
std::string StringRep = unwrap(TD)->getStringRepresentation();
return strdup(StringRep.c_str());
}
LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) {
return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian;
}
unsigned LLVMPointerSize(LLVMTargetDataRef TD) {
return unwrap(TD)->getPointerSize(0);
}
unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) {
return unwrap(TD)->getPointerSize(AS);
}
LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) {
return wrap(unwrap(TD)->getIntPtrType(*unwrap(LLVMGetGlobalContext())));
}
LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) {
return wrap(unwrap(TD)->getIntPtrType(*unwrap(LLVMGetGlobalContext()), AS));
}
LLVMTypeRef LLVMIntPtrTypeInContext(LLVMContextRef C, LLVMTargetDataRef TD) {
return wrap(unwrap(TD)->getIntPtrType(*unwrap(C)));
}
LLVMTypeRef LLVMIntPtrTypeForASInContext(LLVMContextRef C, LLVMTargetDataRef TD, unsigned AS) {
return wrap(unwrap(TD)->getIntPtrType(*unwrap(C), AS));
}
unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getTypeSizeInBits(unwrap(Ty));
}
unsigned long long LLVMStoreSizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getTypeStoreSize(unwrap(Ty));
}
unsigned long long LLVMABISizeOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getTypeAllocSize(unwrap(Ty));
}
unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getABITypeAlign(unwrap(Ty)).value();
}
unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getABITypeAlign(unwrap(Ty)).value();
}
unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
return unwrap(TD)->getPrefTypeAlignment(unwrap(Ty));
}
unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
LLVMValueRef GlobalVar) {
return unwrap(TD)
->getPreferredAlign(unwrap<GlobalVariable>(GlobalVar))
.value();
}
unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
unsigned long long Offset) {
StructType *STy = unwrap<StructType>(StructTy);
return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset);
}
unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
unsigned Element) {
StructType *STy = unwrap<StructType>(StructTy);
return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element);
}
|
