18 #include "llvm/Option/ArgList.h" 19 #include "llvm/Support/VirtualFileSystem.h" 24 using namespace clang;
31 const char *LinkingOutput)
const {
33 ArgStringList CmdArgs;
37 switch (getToolChain().getArch()) {
38 case llvm::Triple::x86:
39 CmdArgs.push_back(
"--32");
41 case llvm::Triple::arm:
42 case llvm::Triple::armeb:
43 case llvm::Triple::thumb:
44 case llvm::Triple::thumbeb: {
45 StringRef MArch, MCPU;
49 CmdArgs.push_back(Args.MakeArgString(
"-mcpu=" + Arch));
53 case llvm::Triple::mips:
54 case llvm::Triple::mipsel:
55 case llvm::Triple::mips64:
56 case llvm::Triple::mips64el: {
61 CmdArgs.push_back(
"-march");
62 CmdArgs.push_back(CPUName.data());
64 CmdArgs.push_back(
"-mabi");
67 if (getToolChain().getTriple().isLittleEndian())
68 CmdArgs.push_back(
"-EL");
70 CmdArgs.push_back(
"-EB");
76 case llvm::Triple::sparc:
77 case llvm::Triple::sparcel: {
78 CmdArgs.push_back(
"-32");
79 std::string CPU =
getCPUName(Args, getToolChain().getTriple());
85 case llvm::Triple::sparcv9: {
86 CmdArgs.push_back(
"-64");
87 std::string CPU =
getCPUName(Args, getToolChain().getTriple());
97 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
99 CmdArgs.push_back(
"-o");
102 for (
const auto &II : Inputs)
103 CmdArgs.push_back(II.getFilename());
105 const char *Exec = Args.MakeArgString((getToolChain().GetProgramPath(
"as")));
106 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
113 const char *LinkingOutput)
const {
117 ArgStringList CmdArgs;
120 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
122 CmdArgs.push_back(
"--eh-frame-hdr");
123 if (Args.hasArg(options::OPT_static)) {
124 CmdArgs.push_back(
"-Bstatic");
125 if (Args.hasArg(options::OPT_pie)) {
126 Args.AddAllArgs(CmdArgs, options::OPT_pie);
127 CmdArgs.push_back(
"--no-dynamic-linker");
130 if (Args.hasArg(options::OPT_rdynamic))
131 CmdArgs.push_back(
"-export-dynamic");
132 if (Args.hasArg(options::OPT_shared)) {
133 CmdArgs.push_back(
"-Bshareable");
135 Args.AddAllArgs(CmdArgs, options::OPT_pie);
136 CmdArgs.push_back(
"-dynamic-linker");
137 CmdArgs.push_back(
"/libexec/ld.elf_so");
144 case llvm::Triple::x86:
145 CmdArgs.push_back(
"-m");
146 CmdArgs.push_back(
"elf_i386");
148 case llvm::Triple::arm:
149 case llvm::Triple::thumb:
150 CmdArgs.push_back(
"-m");
151 switch (ToolChain.
getTriple().getEnvironment()) {
152 case llvm::Triple::EABI:
153 case llvm::Triple::GNUEABI:
154 CmdArgs.push_back(
"armelf_nbsd_eabi");
156 case llvm::Triple::EABIHF:
157 case llvm::Triple::GNUEABIHF:
158 CmdArgs.push_back(
"armelf_nbsd_eabihf");
161 CmdArgs.push_back(
"armelf_nbsd");
165 case llvm::Triple::armeb:
166 case llvm::Triple::thumbeb:
168 CmdArgs.push_back(
"-m");
169 switch (ToolChain.
getTriple().getEnvironment()) {
170 case llvm::Triple::EABI:
171 case llvm::Triple::GNUEABI:
172 CmdArgs.push_back(
"armelfb_nbsd_eabi");
174 case llvm::Triple::EABIHF:
175 case llvm::Triple::GNUEABIHF:
176 CmdArgs.push_back(
"armelfb_nbsd_eabihf");
179 CmdArgs.push_back(
"armelfb_nbsd");
183 case llvm::Triple::mips64:
184 case llvm::Triple::mips64el:
186 CmdArgs.push_back(
"-m");
187 if (ToolChain.
getArch() == llvm::Triple::mips64)
188 CmdArgs.push_back(
"elf32btsmip");
190 CmdArgs.push_back(
"elf32ltsmip");
192 CmdArgs.push_back(
"-m");
193 if (ToolChain.
getArch() == llvm::Triple::mips64)
194 CmdArgs.push_back(
"elf64btsmip");
196 CmdArgs.push_back(
"elf64ltsmip");
199 case llvm::Triple::ppc:
200 CmdArgs.push_back(
"-m");
201 CmdArgs.push_back(
"elf32ppc_nbsd");
204 case llvm::Triple::ppc64:
205 case llvm::Triple::ppc64le:
206 CmdArgs.push_back(
"-m");
207 CmdArgs.push_back(
"elf64ppc");
210 case llvm::Triple::sparc:
211 CmdArgs.push_back(
"-m");
212 CmdArgs.push_back(
"elf32_sparc");
215 case llvm::Triple::sparcv9:
216 CmdArgs.push_back(
"-m");
217 CmdArgs.push_back(
"elf64_sparc");
225 CmdArgs.push_back(
"-o");
228 assert(Output.
isNothing() &&
"Invalid output.");
231 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
232 if (!Args.hasArg(options::OPT_shared)) {
234 Args.MakeArgString(ToolChain.
GetFilePath(
"crt0.o")));
237 Args.MakeArgString(ToolChain.
GetFilePath(
"crti.o")));
238 if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) {
240 Args.MakeArgString(ToolChain.
GetFilePath(
"crtbeginS.o")));
243 Args.MakeArgString(ToolChain.
GetFilePath(
"crtbegin.o")));
247 Args.AddAllArgs(CmdArgs, options::OPT_L);
248 Args.AddAllArgs(CmdArgs, options::OPT_T_Group);
249 Args.AddAllArgs(CmdArgs, options::OPT_e);
250 Args.AddAllArgs(CmdArgs, options::OPT_s);
251 Args.AddAllArgs(CmdArgs, options::OPT_t);
252 Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag);
253 Args.AddAllArgs(CmdArgs, options::OPT_r);
261 CmdArgs.push_back(
"-rpath");
262 CmdArgs.push_back(Args.MakeArgString(
266 unsigned Major, Minor, Micro;
267 ToolChain.
getTriple().getOSVersion(Major, Minor, Micro);
268 bool useLibgcc =
true;
269 if (Major >= 7 || Major == 0) {
271 case llvm::Triple::aarch64:
272 case llvm::Triple::aarch64_be:
273 case llvm::Triple::arm:
274 case llvm::Triple::armeb:
275 case llvm::Triple::thumb:
276 case llvm::Triple::thumbeb:
277 case llvm::Triple::ppc:
278 case llvm::Triple::ppc64:
279 case llvm::Triple::ppc64le:
280 case llvm::Triple::sparc:
281 case llvm::Triple::sparcv9:
282 case llvm::Triple::x86:
283 case llvm::Triple::x86_64:
291 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
296 CmdArgs.push_back(
"-lm");
298 if (NeedsSanitizerDeps)
302 if (Args.hasArg(options::OPT_pthread))
303 CmdArgs.push_back(
"-lpthread");
304 CmdArgs.push_back(
"-lc");
307 if (Args.hasArg(options::OPT_static)) {
311 CmdArgs.push_back(
"-lgcc_eh");
312 CmdArgs.push_back(
"-lc");
313 CmdArgs.push_back(
"-lgcc");
315 CmdArgs.push_back(
"-lgcc");
316 CmdArgs.push_back(
"--as-needed");
317 CmdArgs.push_back(
"-lgcc_s");
318 CmdArgs.push_back(
"--no-as-needed");
323 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
324 if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie))
326 Args.MakeArgString(ToolChain.
GetFilePath(
"crtendS.o")));
329 Args.MakeArgString(ToolChain.
GetFilePath(
"crtend.o")));
330 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtn.o")));
335 const char *Exec = Args.MakeArgString(ToolChain.
GetLinkerPath());
336 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
341 NetBSD::NetBSD(
const Driver &D,
const llvm::Triple &Triple,
const ArgList &Args)
343 if (!Args.hasArg(options::OPT_nostdlib)) {
349 switch (Triple.getArch()) {
350 case llvm::Triple::x86:
353 case llvm::Triple::arm:
354 case llvm::Triple::armeb:
355 case llvm::Triple::thumb:
356 case llvm::Triple::thumbeb:
357 switch (Triple.getEnvironment()) {
358 case llvm::Triple::EABI:
359 case llvm::Triple::GNUEABI:
362 case llvm::Triple::EABIHF:
363 case llvm::Triple::GNUEABIHF:
371 case llvm::Triple::mips64:
372 case llvm::Triple::mips64el:
378 case llvm::Triple::ppc:
381 case llvm::Triple::sparc:
399 unsigned Major, Minor, Micro;
400 getTriple().getOSVersion(Major, Minor, Micro);
401 if (Major >= 7 || Major == 0) {
403 case llvm::Triple::aarch64:
404 case llvm::Triple::aarch64_be:
405 case llvm::Triple::arm:
406 case llvm::Triple::armeb:
407 case llvm::Triple::thumb:
408 case llvm::Triple::thumbeb:
409 case llvm::Triple::ppc:
410 case llvm::Triple::ppc64:
411 case llvm::Triple::ppc64le:
412 case llvm::Triple::sparc:
413 case llvm::Triple::sparcv9:
414 case llvm::Triple::x86:
415 case llvm::Triple::x86_64:
425 llvm::opt::ArgStringList &CC1Args)
const {
426 const std::string Candidates[] = {
435 for (
const auto &IncludePath : Candidates) {
436 if (!
getVFS().exists(IncludePath +
"/__config"))
446 llvm::opt::ArgStringList &CC1Args)
const {
448 "", DriverArgs, CC1Args);
453 llvm::Triple::ArchType TArch =
getTriple().getArch();
454 if (TArch == llvm::Triple::arm || TArch == llvm::Triple::armeb ||
455 TArch == llvm::Triple::thumb || TArch == llvm::Triple::thumbeb)
456 return llvm::ExceptionHandling::DwarfCFI;
461 const bool IsX86 =
getTriple().getArch() == llvm::Triple::x86;
462 const bool IsX86_64 =
getTriple().getArch() == llvm::Triple::x86_64;
464 if (IsX86 || IsX86_64) {
465 Res |= SanitizerKind::Address;
466 Res |= SanitizerKind::PointerCompare;
467 Res |= SanitizerKind::PointerSubtract;
469 Res |= SanitizerKind::Leak;
470 Res |= SanitizerKind::SafeStack;
471 Res |= SanitizerKind::Scudo;
472 Res |= SanitizerKind::Vptr;
475 Res |= SanitizerKind::DataFlow;
476 Res |= SanitizerKind::Fuzzer;
477 Res |= SanitizerKind::FuzzerNoLink;
478 Res |= SanitizerKind::HWAddress;
479 Res |= SanitizerKind::KernelAddress;
480 Res |= SanitizerKind::KernelHWAddress;
481 Res |= SanitizerKind::KernelMemory;
482 Res |= SanitizerKind::Memory;
483 Res |= SanitizerKind::Thread;
489 ArgStringList &CC1Args,
493 CC1Args.push_back(
"-D_REENTRANT");
constexpr XRayInstrMask Function
std::string Dir
The path the driver executable was in, as invoked from the command line.
bool hasAnySanitizer() const
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
void addCommand(std::unique_ptr< Command > C)
bool CCCIsCXX() const
Whether the driver should follow g++ like behavior.
constexpr XRayInstrMask None
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.
bool needsSharedRt() const