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
|
//===- Parser.cpp - Main dispatch module for the Parser library -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This library implements the functionality defined in llvm/AsmParser/Parser.h
//
//===----------------------------------------------------------------------===//
#include "llvm/AsmParser/Parser.h"
#include "LLParser.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include <cstring>
#include <system_error>
using namespace llvm;
bool llvm::parseAssemblyInto(MemoryBufferRef F, Module &M, SMDiagnostic &Err,
SlotMapping *Slots) {
SourceMgr SM;
std::unique_ptr<MemoryBuffer> Buf = MemoryBuffer::getMemBuffer(F);
SM.AddNewSourceBuffer(std::move(Buf), SMLoc());
return LLParser(F.getBuffer(), SM, Err, &M, Slots).Run();
}
std::unique_ptr<Module> llvm::parseAssembly(MemoryBufferRef F,
SMDiagnostic &Err,
LLVMContext &Context,
SlotMapping *Slots) {
std::unique_ptr<Module> M =
make_unique<Module>(F.getBufferIdentifier(), Context);
if (parseAssemblyInto(F, *M, Err, Slots))
return nullptr;
return M;
}
std::unique_ptr<Module> llvm::parseAssemblyFile(StringRef Filename,
SMDiagnostic &Err,
LLVMContext &Context,
SlotMapping *Slots) {
ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
MemoryBuffer::getFileOrSTDIN(Filename);
if (std::error_code EC = FileOrErr.getError()) {
Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
"Could not open input file: " + EC.message());
return nullptr;
}
return parseAssembly(FileOrErr.get()->getMemBufferRef(), Err, Context, Slots);
}
std::unique_ptr<Module> llvm::parseAssemblyString(StringRef AsmString,
SMDiagnostic &Err,
LLVMContext &Context,
SlotMapping *Slots) {
MemoryBufferRef F(AsmString, "<string>");
return parseAssembly(F, Err, Context, Slots);
}
|
