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
143
|
//===--- MinGWToolChain.cpp - MinGWToolChain Implementation
//-----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "ToolChains.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/Options.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Path.h"
using namespace clang::diag;
using namespace clang::driver;
using namespace clang::driver::toolchains;
using namespace clang;
using namespace llvm::opt;
MinGW::MinGW(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
: ToolChain(D, Triple, Args) {
getProgramPaths().push_back(getDriver().getInstalledDir());
if (getDriver().SysRoot.size())
Base = getDriver().SysRoot;
else if (llvm::ErrorOr<std::string> GPPName =
llvm::sys::findProgramByName("gcc"))
Base = llvm::sys::path::parent_path(
llvm::sys::path::parent_path(GPPName.get()));
else
Base = llvm::sys::path::parent_path(getDriver().getInstalledDir());
Base += llvm::sys::path::get_separator();
llvm::SmallString<1024> LibDir(Base);
llvm::sys::path::append(LibDir, "lib", "gcc");
LibDir += llvm::sys::path::get_separator();
// First look for mingw-w64.
Arch = getTriple().getArchName();
Arch += "-w64-mingw32";
std::error_code EC;
llvm::sys::fs::directory_iterator MingW64Entry(LibDir + Arch, EC);
if (!EC) {
GccLibDir = MingW64Entry->path();
} else {
// If mingw-w64 not found, try looking for mingw.org.
Arch = "mingw32";
llvm::sys::fs::directory_iterator MingwOrgEntry(LibDir + Arch, EC);
if (!EC)
GccLibDir = MingwOrgEntry->path();
}
Arch += llvm::sys::path::get_separator();
// GccLibDir must precede Base/lib so that the
// correct crtbegin.o ,cetend.o would be found.
getFilePaths().push_back(GccLibDir);
getFilePaths().push_back(Base + "lib");
getFilePaths().push_back(Base + Arch + "lib");
}
bool MinGW::IsIntegratedAssemblerDefault() const { return true; }
Tool *MinGW::getTool(Action::ActionClass AC) const {
switch (AC) {
case Action::PreprocessJobClass:
if (!Preprocessor)
Preprocessor.reset(new tools::gcc::Preprocessor(*this));
return Preprocessor.get();
case Action::CompileJobClass:
if (!Compiler)
Compiler.reset(new tools::gcc::Compiler(*this));
return Compiler.get();
default:
return ToolChain::getTool(AC);
}
}
Tool *MinGW::buildAssembler() const {
return new tools::MinGW::Assembler(*this);
}
Tool *MinGW::buildLinker() const { return new tools::MinGW::Linker(*this); }
bool MinGW::IsUnwindTablesDefault() const {
return getArch() == llvm::Triple::x86_64;
}
bool MinGW::isPICDefault() const { return getArch() == llvm::Triple::x86_64; }
bool MinGW::isPIEDefault() const { return false; }
bool MinGW::isPICDefaultForced() const {
return getArch() == llvm::Triple::x86_64;
}
bool MinGW::UseSEHExceptions() const {
return getArch() == llvm::Triple::x86_64;
}
void MinGW::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
ArgStringList &CC1Args) const {
if (DriverArgs.hasArg(options::OPT_nostdinc))
return;
if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
SmallString<1024> P(getDriver().ResourceDir);
llvm::sys::path::append(P, "include");
addSystemInclude(DriverArgs, CC1Args, P.str());
}
if (DriverArgs.hasArg(options::OPT_nostdlibinc))
return;
llvm::SmallString<1024> IncludeDir(GccLibDir);
llvm::sys::path::append(IncludeDir, "include");
addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
IncludeDir += "-fixed";
addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
addSystemInclude(DriverArgs, CC1Args, Base + Arch + "include");
addSystemInclude(DriverArgs, CC1Args, Base + "include");
}
void MinGW::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
ArgStringList &CC1Args) const {
if (DriverArgs.hasArg(options::OPT_nostdlibinc) ||
DriverArgs.hasArg(options::OPT_nostdincxx))
return;
llvm::SmallString<1024> IncludeDir;
for (bool MingW64 : {true, false}) {
if (MingW64)
IncludeDir = Base + Arch;
else
IncludeDir = GccLibDir;
llvm::sys::path::append(IncludeDir, "include", "c++");
addSystemInclude(DriverArgs, CC1Args, IncludeDir.str());
IncludeDir += llvm::sys::path::get_separator();
addSystemInclude(DriverArgs, CC1Args, IncludeDir.str() + Arch);
addSystemInclude(DriverArgs, CC1Args, IncludeDir.str() + "backward");
}
}
|
