12 #include "clang/Config/config.h" 18 #include "llvm/Option/ArgList.h" 19 #include "llvm/Support/FileSystem.h" 20 #include "llvm/Support/Path.h" 21 #include <system_error> 25 using namespace clang;
33 const char *LinkingOutput)
const {
35 ArgStringList CmdArgs;
37 if (getToolChain().getArch() == llvm::Triple::x86) {
38 CmdArgs.push_back(
"--32");
39 }
else if (getToolChain().getArch() == llvm::Triple::x86_64) {
40 CmdArgs.push_back(
"--64");
43 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
45 CmdArgs.push_back(
"-o");
48 for (
const auto &II : Inputs)
49 CmdArgs.push_back(II.getFilename());
51 const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(
"as"));
52 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
54 if (Args.hasArg(options::OPT_gsplit_dwarf))
59 void tools::MinGW::Linker::AddLibGCC(
const ArgList &Args,
60 ArgStringList &CmdArgs)
const {
61 if (Args.hasArg(options::OPT_mthreads))
62 CmdArgs.push_back(
"-lmingwthrd");
63 CmdArgs.push_back(
"-lmingw32");
67 if (RLT == ToolChain::RLT_Libgcc) {
68 bool Static = Args.hasArg(options::OPT_static_libgcc) ||
69 Args.hasArg(options::OPT_static);
70 bool Shared = Args.hasArg(options::OPT_shared);
71 bool CXX = getToolChain().getDriver().CCCIsCXX();
73 if (Static || (!CXX && !Shared)) {
74 CmdArgs.push_back(
"-lgcc");
75 CmdArgs.push_back(
"-lgcc_eh");
77 CmdArgs.push_back(
"-lgcc_s");
78 CmdArgs.push_back(
"-lgcc");
81 AddRunTimeLibs(getToolChain(), getToolChain().getDriver(), CmdArgs, Args);
84 CmdArgs.push_back(
"-lmoldname");
85 CmdArgs.push_back(
"-lmingwex");
86 for (
auto Lib : Args.getAllArgValues(options::OPT_l))
87 if (StringRef(Lib).startswith(
"msvcr") || StringRef(Lib).startswith(
"ucrt"))
89 CmdArgs.push_back(
"-lmsvcrt");
96 const char *LinkingOutput)
const {
101 ArgStringList CmdArgs;
104 Args.ClaimAllArgs(options::OPT_g_Group);
106 Args.ClaimAllArgs(options::OPT_emit_llvm);
109 Args.ClaimAllArgs(options::OPT_w);
112 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
114 if (Args.hasArg(options::OPT_s))
115 CmdArgs.push_back(
"-s");
117 CmdArgs.push_back(
"-m");
119 case llvm::Triple::x86:
120 CmdArgs.push_back(
"i386pe");
122 case llvm::Triple::x86_64:
123 CmdArgs.push_back(
"i386pep");
125 case llvm::Triple::arm:
126 case llvm::Triple::thumb:
128 CmdArgs.push_back(
"thumb2pe");
130 case llvm::Triple::aarch64:
131 CmdArgs.push_back(
"arm64pe");
134 llvm_unreachable(
"Unsupported target architecture.");
137 if (Args.hasArg(options::OPT_mwindows)) {
138 CmdArgs.push_back(
"--subsystem");
139 CmdArgs.push_back(
"windows");
140 }
else if (Args.hasArg(options::OPT_mconsole)) {
141 CmdArgs.push_back(
"--subsystem");
142 CmdArgs.push_back(
"console");
145 if (Args.hasArg(options::OPT_mdll))
146 CmdArgs.push_back(
"--dll");
147 else if (Args.hasArg(options::OPT_shared))
148 CmdArgs.push_back(
"--shared");
149 if (Args.hasArg(options::OPT_static))
150 CmdArgs.push_back(
"-Bstatic");
152 CmdArgs.push_back(
"-Bdynamic");
153 if (Args.hasArg(options::OPT_mdll) || Args.hasArg(options::OPT_shared)) {
154 CmdArgs.push_back(
"-e");
155 if (TC.
getArch() == llvm::Triple::x86)
156 CmdArgs.push_back(
"_DllMainCRTStartup@12");
158 CmdArgs.push_back(
"DllMainCRTStartup");
159 CmdArgs.push_back(
"--enable-auto-image-base");
162 CmdArgs.push_back(
"-o");
165 Args.AddAllArgs(CmdArgs, options::OPT_e);
167 Args.AddLastArg(CmdArgs, options::OPT_r);
168 Args.AddLastArg(CmdArgs, options::OPT_s);
169 Args.AddLastArg(CmdArgs, options::OPT_t);
170 Args.AddAllArgs(CmdArgs, options::OPT_u_Group);
171 Args.AddLastArg(CmdArgs, options::OPT_Z_Flag);
173 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
174 if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_mdll)) {
175 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"dllcrt2.o")));
177 if (Args.hasArg(options::OPT_municode))
178 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"crt2u.o")));
180 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"crt2.o")));
182 if (Args.hasArg(options::OPT_pg))
183 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"gcrt2.o")));
184 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"crtbegin.o")));
187 Args.AddAllArgs(CmdArgs, options::OPT_L);
194 bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) &&
195 !Args.hasArg(options::OPT_static);
196 if (OnlyLibstdcxxStatic)
197 CmdArgs.push_back(
"-Bstatic");
199 if (OnlyLibstdcxxStatic)
200 CmdArgs.push_back(
"-Bdynamic");
203 bool HasWindowsApp =
false;
204 for (
auto Lib : Args.getAllArgValues(options::OPT_l)) {
205 if (Lib ==
"windowsapp") {
206 HasWindowsApp =
true;
211 if (!Args.hasArg(options::OPT_nostdlib)) {
212 if (!Args.hasArg(options::OPT_nodefaultlibs)) {
213 if (Args.hasArg(options::OPT_static))
214 CmdArgs.push_back(
"--start-group");
216 if (Args.hasArg(options::OPT_fstack_protector) ||
217 Args.hasArg(options::OPT_fstack_protector_strong) ||
218 Args.hasArg(options::OPT_fstack_protector_all)) {
219 CmdArgs.push_back(
"-lssp_nonshared");
220 CmdArgs.push_back(
"-lssp");
223 if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ,
224 options::OPT_fno_openmp,
false)) {
226 case Driver::OMPRT_OMP:
227 CmdArgs.push_back(
"-lomp");
229 case Driver::OMPRT_IOMP5:
230 CmdArgs.push_back(
"-liomp5md");
232 case Driver::OMPRT_GOMP:
233 CmdArgs.push_back(
"-lgomp");
235 case Driver::OMPRT_Unknown:
241 AddLibGCC(Args, CmdArgs);
243 if (Args.hasArg(options::OPT_pg))
244 CmdArgs.push_back(
"-lgmon");
246 if (Args.hasArg(options::OPT_pthread))
247 CmdArgs.push_back(
"-lpthread");
252 ToolChain::FT_Shared));
255 CmdArgs.push_back(
"--require-defined");
256 CmdArgs.push_back(TC.
getArch() == llvm::Triple::x86
257 ?
"___asan_seh_interceptor" 258 :
"__asan_seh_interceptor");
261 CmdArgs.push_back(
"--whole-archive");
264 CmdArgs.push_back(
"--no-whole-archive");
269 if (!HasWindowsApp) {
273 if (Args.hasArg(options::OPT_mwindows)) {
274 CmdArgs.push_back(
"-lgdi32");
275 CmdArgs.push_back(
"-lcomdlg32");
277 CmdArgs.push_back(
"-ladvapi32");
278 CmdArgs.push_back(
"-lshell32");
279 CmdArgs.push_back(
"-luser32");
280 CmdArgs.push_back(
"-lkernel32");
283 if (Args.hasArg(options::OPT_static))
284 CmdArgs.push_back(
"--end-group");
286 AddLibGCC(Args, CmdArgs);
289 if (!Args.hasArg(options::OPT_nostartfiles)) {
293 CmdArgs.push_back(Args.MakeArgString(TC.
GetFilePath(
"crtend.o")));
297 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
303 auto Version = toolchains::Generic_GCC::GCCVersion::Parse(
"0.0.0");
305 for (llvm::sys::fs::directory_iterator LI(LibDir, EC), LE; !EC && LI != LE;
306 LI = LI.increment(EC)) {
307 StringRef VersionText = llvm::sys::path::filename(LI->path());
308 auto CandidateVersion =
309 toolchains::Generic_GCC::GCCVersion::Parse(VersionText);
310 if (CandidateVersion.Major == -1)
312 if (CandidateVersion <= Version)
315 GccLibDir = LI->path();
320 void toolchains::MinGW::findGccLibDir() {
322 Archs.emplace_back(getTriple().getArchName());
323 Archs[0] +=
"-w64-mingw32";
324 Archs.emplace_back(
"mingw32");
326 Arch = Archs[0].str();
329 for (StringRef CandidateLib : {
"lib",
"lib64"}) {
330 for (StringRef CandidateArch : Archs) {
332 llvm::sys::path::append(LibDir, CandidateLib,
"gcc", CandidateArch);
334 Arch = CandidateArch;
341 llvm::ErrorOr<std::string> toolchains::MinGW::findGcc() {
343 Gccs.emplace_back(getTriple().getArchName());
344 Gccs[0] +=
"-w64-mingw32-gcc";
345 Gccs.emplace_back(
"mingw32-gcc");
347 for (StringRef CandidateGcc : Gccs)
348 if (llvm::ErrorOr<std::string> GPPName = llvm::sys::findProgramByName(CandidateGcc))
353 llvm::ErrorOr<std::string> toolchains::MinGW::findClangRelativeSysroot() {
355 Subdirs.emplace_back(getTriple().str());
356 Subdirs.emplace_back(getTriple().getArchName());
357 Subdirs[1] +=
"-w64-mingw32";
358 StringRef ClangRoot =
359 llvm::sys::path::parent_path(getDriver().getInstalledDir());
360 StringRef Sep = llvm::sys::path::get_separator();
361 for (StringRef CandidateSubdir : Subdirs) {
362 if (llvm::sys::fs::is_directory(ClangRoot + Sep + CandidateSubdir)) {
363 Arch = CandidateSubdir;
364 return (ClangRoot + Sep + CandidateSubdir).str();
370 toolchains::MinGW::MinGW(
const Driver &D,
const llvm::Triple &Triple,
372 :
ToolChain(D, Triple, Args), CudaInstallation(D, Triple, Args) {
379 else if (llvm::ErrorOr<std::string> TargetSubdir = findClangRelativeSysroot())
380 Base = llvm::sys::path::parent_path(TargetSubdir.get());
381 else if (llvm::ErrorOr<std::string> GPPName = findGcc())
382 Base = llvm::sys::path::parent_path(
383 llvm::sys::path::parent_path(GPPName.get()));
385 Base = llvm::sys::path::parent_path(
getDriver().getInstalledDir());
387 Base += llvm::sys::path::get_separator();
393 (
Base + Arch + llvm::sys::path::get_separator() +
"lib").str());
399 Args.getLastArgValue(options::OPT_fuse_ld_EQ, CLANG_DEFAULT_LINKER)
400 .equals_lower(
"lld");
414 return Compiler.get();
429 return NativeLLVMSupport;
433 Arg *ExceptionArg = Args.getLastArg(options::OPT_fsjlj_exceptions,
434 options::OPT_fseh_exceptions,
435 options::OPT_fdwarf_exceptions);
437 ExceptionArg->getOption().matches(options::OPT_fseh_exceptions))
439 return getArch() == llvm::Triple::x86_64 ||
440 getArch() == llvm::Triple::aarch64;
444 return getArch() == llvm::Triple::x86_64;
450 return getArch() == llvm::Triple::x86_64;
453 llvm::ExceptionHandling
455 if (
getArch() == llvm::Triple::x86_64 ||
getArch() == llvm::Triple::aarch64)
456 return llvm::ExceptionHandling::WinEH;
457 return llvm::ExceptionHandling::DwarfCFI;
462 Res |= SanitizerKind::Address;
463 Res |= SanitizerKind::PointerCompare;
464 Res |= SanitizerKind::PointerSubtract;
469 ArgStringList &CC1Args)
const {
474 CudaInstallation.
print(OS);
518 ArgStringList &CC1Args)
const {
519 if (DriverArgs.hasArg(options::OPT_nostdinc))
522 if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
524 llvm::sys::path::append(P,
"include");
528 if (DriverArgs.hasArg(options::OPT_nostdlibinc))
534 Base + Arch +
"/sys-root/mingw/include");
538 Base + Arch + llvm::sys::path::get_separator() +
"include");
543 const ArgList &DriverArgs, ArgStringList &CC1Args)
const {
544 if (DriverArgs.hasArg(options::OPT_nostdlibinc) ||
545 DriverArgs.hasArg(options::OPT_nostdincxx))
548 StringRef Slash = llvm::sys::path::get_separator();
553 Slash +
"c++" + Slash +
"v1");
555 Base +
"include" + Slash +
"c++" + Slash +
"v1");
560 CppIncludeBases.emplace_back(
Base);
561 llvm::sys::path::append(CppIncludeBases[0], Arch,
"include",
"c++");
562 CppIncludeBases.emplace_back(
Base);
563 llvm::sys::path::append(CppIncludeBases[1], Arch,
"include",
"c++", Ver);
564 CppIncludeBases.emplace_back(
Base);
565 llvm::sys::path::append(CppIncludeBases[2],
"include",
"c++", Ver);
566 CppIncludeBases.emplace_back(GccLibDir);
567 llvm::sys::path::append(CppIncludeBases[3],
"include",
"c++");
568 for (
auto &CppIncludeBase : CppIncludeBases) {
570 CppIncludeBase += Slash;
static bool findGccVersion(StringRef LibDir, std::string &GccLibDir, std::string &Ver)
OpenMPRuntimeKind getOpenMPRuntime(const llvm::opt::ArgList &Args) const
Compute the desired OpenMP runtime from the flags provided.
void print(raw_ostream &OS) const
Print information about the detected CUDA installation.
std::error_code make_error_code(BuildPreambleError Error)
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
void addCommand(std::unique_ptr< Command > C)
void AddCudaIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.
Engages in a tight little dance with the lexer to efficiently preprocess tokens.