19 #include "llvm/Option/ArgList.h"
21 using namespace clang::driver;
22 using namespace clang::driver::tools;
23 using namespace clang::driver::toolchains;
24 using namespace clang;
25 using namespace llvm::opt;
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().getArch() == llvm::Triple::mips ||
68 getToolChain().getArch() == llvm::Triple::mips64)
69 CmdArgs.push_back(
"-EB");
71 CmdArgs.push_back(
"-EL");
77 case llvm::Triple::sparc:
78 case llvm::Triple::sparcel: {
79 CmdArgs.push_back(
"-32");
80 std::string CPU =
getCPUName(Args, getToolChain().getTriple());
86 case llvm::Triple::sparcv9: {
87 CmdArgs.push_back(
"-64");
88 std::string CPU =
getCPUName(Args, getToolChain().getTriple());
98 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
100 CmdArgs.push_back(
"-o");
103 for (
const auto &II : Inputs)
104 CmdArgs.push_back(II.getFilename());
106 const char *Exec = Args.MakeArgString((getToolChain().GetProgramPath(
"as")));
107 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
114 const char *LinkingOutput)
const {
115 const Driver &D = getToolChain().getDriver();
116 ArgStringList CmdArgs;
119 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
121 CmdArgs.push_back(
"--eh-frame-hdr");
122 if (Args.hasArg(options::OPT_static)) {
123 CmdArgs.push_back(
"-Bstatic");
125 if (Args.hasArg(options::OPT_rdynamic))
126 CmdArgs.push_back(
"-export-dynamic");
127 if (Args.hasArg(options::OPT_shared)) {
128 CmdArgs.push_back(
"-Bshareable");
130 Args.AddAllArgs(CmdArgs, options::OPT_pie);
131 CmdArgs.push_back(
"-dynamic-linker");
132 CmdArgs.push_back(
"/libexec/ld.elf_so");
138 switch (getToolChain().getArch()) {
139 case llvm::Triple::x86:
140 CmdArgs.push_back(
"-m");
141 CmdArgs.push_back(
"elf_i386");
143 case llvm::Triple::arm:
144 case llvm::Triple::thumb:
145 CmdArgs.push_back(
"-m");
146 switch (getToolChain().getTriple().getEnvironment()) {
147 case llvm::Triple::EABI:
148 case llvm::Triple::GNUEABI:
149 CmdArgs.push_back(
"armelf_nbsd_eabi");
151 case llvm::Triple::EABIHF:
152 case llvm::Triple::GNUEABIHF:
153 CmdArgs.push_back(
"armelf_nbsd_eabihf");
156 CmdArgs.push_back(
"armelf_nbsd");
160 case llvm::Triple::armeb:
161 case llvm::Triple::thumbeb:
163 CmdArgs.push_back(
"-m");
164 switch (getToolChain().getTriple().getEnvironment()) {
165 case llvm::Triple::EABI:
166 case llvm::Triple::GNUEABI:
167 CmdArgs.push_back(
"armelfb_nbsd_eabi");
169 case llvm::Triple::EABIHF:
170 case llvm::Triple::GNUEABIHF:
171 CmdArgs.push_back(
"armelfb_nbsd_eabihf");
174 CmdArgs.push_back(
"armelfb_nbsd");
178 case llvm::Triple::mips64:
179 case llvm::Triple::mips64el:
181 CmdArgs.push_back(
"-m");
182 if (getToolChain().getArch() == llvm::Triple::mips64)
183 CmdArgs.push_back(
"elf32btsmip");
185 CmdArgs.push_back(
"elf32ltsmip");
187 CmdArgs.push_back(
"-m");
188 if (getToolChain().getArch() == llvm::Triple::mips64)
189 CmdArgs.push_back(
"elf64btsmip");
191 CmdArgs.push_back(
"elf64ltsmip");
194 case llvm::Triple::ppc:
195 CmdArgs.push_back(
"-m");
196 CmdArgs.push_back(
"elf32ppc_nbsd");
199 case llvm::Triple::ppc64:
200 case llvm::Triple::ppc64le:
201 CmdArgs.push_back(
"-m");
202 CmdArgs.push_back(
"elf64ppc");
205 case llvm::Triple::sparc:
206 CmdArgs.push_back(
"-m");
207 CmdArgs.push_back(
"elf32_sparc");
210 case llvm::Triple::sparcv9:
211 CmdArgs.push_back(
"-m");
212 CmdArgs.push_back(
"elf64_sparc");
220 CmdArgs.push_back(
"-o");
223 assert(Output.
isNothing() &&
"Invalid output.");
226 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
227 if (!Args.hasArg(options::OPT_shared)) {
229 Args.MakeArgString(getToolChain().GetFilePath(
"crt0.o")));
232 Args.MakeArgString(getToolChain().GetFilePath(
"crti.o")));
233 if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie)) {
235 Args.MakeArgString(getToolChain().GetFilePath(
"crtbeginS.o")));
238 Args.MakeArgString(getToolChain().GetFilePath(
"crtbegin.o")));
242 Args.AddAllArgs(CmdArgs, options::OPT_L);
243 Args.AddAllArgs(CmdArgs, options::OPT_T_Group);
244 Args.AddAllArgs(CmdArgs, options::OPT_e);
245 Args.AddAllArgs(CmdArgs, options::OPT_s);
246 Args.AddAllArgs(CmdArgs, options::OPT_t);
247 Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag);
248 Args.AddAllArgs(CmdArgs, options::OPT_r);
253 unsigned Major, Minor, Micro;
254 getToolChain().getTriple().getOSVersion(Major, Minor, Micro);
255 bool useLibgcc =
true;
256 if (Major >= 7 || Major == 0) {
257 switch (getToolChain().getArch()) {
258 case llvm::Triple::aarch64:
259 case llvm::Triple::aarch64_be:
260 case llvm::Triple::arm:
261 case llvm::Triple::armeb:
262 case llvm::Triple::thumb:
263 case llvm::Triple::thumbeb:
264 case llvm::Triple::ppc:
265 case llvm::Triple::ppc64:
266 case llvm::Triple::ppc64le:
267 case llvm::Triple::sparc:
268 case llvm::Triple::sparcv9:
269 case llvm::Triple::x86:
270 case llvm::Triple::x86_64:
278 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
281 getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs);
282 CmdArgs.push_back(
"-lm");
284 if (NeedsSanitizerDeps)
286 if (Args.hasArg(options::OPT_pthread))
287 CmdArgs.push_back(
"-lpthread");
288 CmdArgs.push_back(
"-lc");
291 if (Args.hasArg(options::OPT_static)) {
295 CmdArgs.push_back(
"-lgcc_eh");
296 CmdArgs.push_back(
"-lc");
297 CmdArgs.push_back(
"-lgcc");
299 CmdArgs.push_back(
"-lgcc");
300 CmdArgs.push_back(
"--as-needed");
301 CmdArgs.push_back(
"-lgcc_s");
302 CmdArgs.push_back(
"--no-as-needed");
307 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
308 if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie))
310 Args.MakeArgString(getToolChain().GetFilePath(
"crtendS.o")));
313 Args.MakeArgString(getToolChain().GetFilePath(
"crtend.o")));
314 CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(
"crtn.o")));
317 getToolChain().addProfileRTLibs(Args, CmdArgs);
319 const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
320 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
325 NetBSD::NetBSD(
const Driver &D,
const llvm::Triple &Triple,
const ArgList &Args)
333 switch (Triple.getArch()) {
334 case llvm::Triple::x86:
337 case llvm::Triple::arm:
338 case llvm::Triple::armeb:
339 case llvm::Triple::thumb:
340 case llvm::Triple::thumbeb:
341 switch (Triple.getEnvironment()) {
342 case llvm::Triple::EABI:
343 case llvm::Triple::GNUEABI:
346 case llvm::Triple::EABIHF:
347 case llvm::Triple::GNUEABIHF:
355 case llvm::Triple::mips64:
356 case llvm::Triple::mips64el:
362 case llvm::Triple::ppc:
365 case llvm::Triple::sparc:
383 unsigned Major, Minor, Micro;
384 getTriple().getOSVersion(Major, Minor, Micro);
385 if (Major >= 7 || Major == 0) {
387 case llvm::Triple::aarch64:
388 case llvm::Triple::aarch64_be:
389 case llvm::Triple::arm:
390 case llvm::Triple::armeb:
391 case llvm::Triple::thumb:
392 case llvm::Triple::thumbeb:
393 case llvm::Triple::ppc:
394 case llvm::Triple::ppc64:
395 case llvm::Triple::ppc64le:
396 case llvm::Triple::sparc:
397 case llvm::Triple::sparcv9:
398 case llvm::Triple::x86:
399 case llvm::Triple::x86_64:
413 llvm::opt::ArgStringList &CC1Args)
const {
415 "", DriverArgs, CC1Args);
419 const bool IsX86_64 =
getTriple().getArch() == llvm::Triple::x86_64;
422 Res |= SanitizerKind::Address;
bool CCCIsCXX() const
Whether the driver should follow g++ like behavior.
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
void addCommand(std::unique_ptr< Command > C)
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.