blob: f8fd357df406061a9da1e07e9d0a8585d826d902 (
plain)
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
|
//===-LTOCodeGenerator.h - LLVM Link Time Optimizer -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the LTOCodeGenerator class.
//
//===----------------------------------------------------------------------===//
#ifndef LTO_CODE_GENERATOR_H
#define LTO_CODE_GENERATOR_H
#include "llvm/Linker.h"
#include "llvm/LLVMContext.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/SmallPtrSet.h"
#include <string>
//
// C++ class which implements the opaque lto_code_gen_t
//
struct LTOCodeGenerator {
static const char* getVersionString();
LTOCodeGenerator();
~LTOCodeGenerator();
bool addModule(struct LTOModule*, std::string& errMsg);
bool setDebugInfo(lto_debug_model, std::string& errMsg);
bool setCodePICModel(lto_codegen_model, std::string& errMsg);
void setCpu(const char *cpu);
void addMustPreserveSymbol(const char* sym);
bool writeMergedModules(const char* path,
std::string& errMsg);
bool compile_to_file(const char** name, std::string& errMsg);
const void* compile(size_t* length, std::string& errMsg);
void setCodeGenDebugOptions(const char *opts);
private:
bool generateObjectFile(llvm::raw_ostream& out,
std::string& errMsg);
void applyScopeRestrictions();
void applyRestriction(llvm::GlobalValue &GV,
std::vector<const char*> &mustPreserveList,
llvm::SmallPtrSet<llvm::GlobalValue*, 8> &asmUsed,
llvm::Mangler &mangler);
bool determineTarget(std::string& errMsg);
typedef llvm::StringMap<uint8_t> StringSet;
llvm::LLVMContext& _context;
llvm::Linker _linker;
llvm::TargetMachine* _target;
bool _emitDwarfDebugInfo;
bool _scopeRestrictionsDone;
lto_codegen_model _codeModel;
StringSet _mustPreserveSymbols;
StringSet _asmUndefinedRefs;
llvm::MemoryBuffer* _nativeObjectFile;
std::vector<const char*> _codegenOptions;
std::string _mCpu;
std::string _nativeObjectPath;
};
#endif // LTO_CODE_GENERATOR_H
|
