16 #include "llvm/Option/ArgList.h" 17 #include "llvm/Support/Path.h" 22 using namespace clang;
33 const char *LinkingOutput)
const {
39 NewInputs.push_back(NaClMacros);
40 NewInputs.append(Inputs.begin(), Inputs.end());
53 const char *LinkingOutput)
const {
58 const llvm::Triple::ArchType Arch = ToolChain.
getArch();
60 !Args.hasArg(options::OPT_dynamic) && !Args.hasArg(options::OPT_shared);
62 ArgStringList CmdArgs;
65 Args.ClaimAllArgs(options::OPT_g_Group);
67 Args.ClaimAllArgs(options::OPT_emit_llvm);
70 Args.ClaimAllArgs(options::OPT_w);
73 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
75 if (Args.hasArg(options::OPT_rdynamic))
76 CmdArgs.push_back(
"-export-dynamic");
78 if (Args.hasArg(options::OPT_s))
79 CmdArgs.push_back(
"-s");
83 CmdArgs.push_back(
"--build-id");
86 CmdArgs.push_back(
"--eh-frame-hdr");
88 CmdArgs.push_back(
"-m");
89 if (Arch == llvm::Triple::x86)
90 CmdArgs.push_back(
"elf_i386_nacl");
91 else if (Arch == llvm::Triple::arm)
92 CmdArgs.push_back(
"armelf_nacl");
93 else if (Arch == llvm::Triple::x86_64)
94 CmdArgs.push_back(
"elf_x86_64_nacl");
95 else if (Arch == llvm::Triple::mipsel)
96 CmdArgs.push_back(
"mipselelf_nacl");
102 CmdArgs.push_back(
"-static");
103 else if (Args.hasArg(options::OPT_shared))
104 CmdArgs.push_back(
"-shared");
106 CmdArgs.push_back(
"-o");
108 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
109 if (!Args.hasArg(options::OPT_shared))
110 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crt1.o")));
111 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crti.o")));
113 const char *crtbegin;
115 crtbegin =
"crtbeginT.o";
116 else if (Args.hasArg(options::OPT_shared))
117 crtbegin =
"crtbeginS.o";
119 crtbegin =
"crtbegin.o";
120 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(crtbegin)));
123 Args.AddAllArgs(CmdArgs, options::OPT_L);
124 Args.AddAllArgs(CmdArgs, options::OPT_u);
128 if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle))
129 CmdArgs.push_back(
"--no-demangle");
134 !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
136 bool OnlyLibstdcxxStatic =
137 Args.hasArg(options::OPT_static_libstdcxx) && !
IsStatic;
138 if (OnlyLibstdcxxStatic)
139 CmdArgs.push_back(
"-Bstatic");
141 if (OnlyLibstdcxxStatic)
142 CmdArgs.push_back(
"-Bdynamic");
144 CmdArgs.push_back(
"-lm");
147 if (!Args.hasArg(options::OPT_nostdlib)) {
148 if (!Args.hasArg(options::OPT_nodefaultlibs)) {
150 CmdArgs.push_back(
"--start-group");
151 CmdArgs.push_back(
"-lc");
154 if (Args.hasArg(options::OPT_pthread) ||
155 Args.hasArg(options::OPT_pthreads) || D.
CCCIsCXX()) {
160 if (getToolChain().getArch() == llvm::Triple::mipsel)
161 CmdArgs.push_back(
"-lnacl");
163 CmdArgs.push_back(
"-lpthread");
166 CmdArgs.push_back(
"-lgcc");
167 CmdArgs.push_back(
"--as-needed");
169 CmdArgs.push_back(
"-lgcc_eh");
171 CmdArgs.push_back(
"-lgcc_s");
172 CmdArgs.push_back(
"--no-as-needed");
177 if (getToolChain().getArch() == llvm::Triple::mipsel)
178 CmdArgs.push_back(
"-lpnacl_legacy");
180 CmdArgs.push_back(
"--end-group");
183 if (!Args.hasArg(options::OPT_nostartfiles)) {
185 if (Args.hasArg(options::OPT_shared))
186 crtend =
"crtendS.o";
190 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(crtend)));
191 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtn.o")));
195 const char *Exec = Args.MakeArgString(ToolChain.
GetLinkerPath());
196 C.
addCommand(std::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
200 NaClToolChain::NaClToolChain(
const Driver &D,
const llvm::Triple &Triple,
214 std::string FilePath(
getDriver().Dir +
"/../");
217 std::string ProgPath(
getDriver().Dir +
"/../");
220 std::string ToolPath(
getDriver().ResourceDir +
"/lib/");
222 switch (Triple.getArch()) {
223 case llvm::Triple::x86:
224 file_paths.push_back(FilePath +
"x86_64-nacl/lib32");
225 file_paths.push_back(FilePath +
"i686-nacl/usr/lib");
226 prog_paths.push_back(ProgPath +
"x86_64-nacl/bin");
227 file_paths.push_back(ToolPath +
"i686-nacl");
229 case llvm::Triple::x86_64:
230 file_paths.push_back(FilePath +
"x86_64-nacl/lib");
231 file_paths.push_back(FilePath +
"x86_64-nacl/usr/lib");
232 prog_paths.push_back(ProgPath +
"x86_64-nacl/bin");
233 file_paths.push_back(ToolPath +
"x86_64-nacl");
235 case llvm::Triple::arm:
236 file_paths.push_back(FilePath +
"arm-nacl/lib");
237 file_paths.push_back(FilePath +
"arm-nacl/usr/lib");
238 prog_paths.push_back(ProgPath +
"arm-nacl/bin");
239 file_paths.push_back(ToolPath +
"arm-nacl");
241 case llvm::Triple::mipsel:
242 file_paths.push_back(FilePath +
"mipsel-nacl/lib");
243 file_paths.push_back(FilePath +
"mipsel-nacl/usr/lib");
244 prog_paths.push_back(ProgPath +
"bin");
245 file_paths.push_back(ToolPath +
"mipsel-nacl");
251 NaClArmMacrosPath =
GetFilePath(
"nacl-arm-macros.s");
255 ArgStringList &CC1Args)
const {
257 if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc))
260 if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
262 llvm::sys::path::append(P,
"include");
266 if (DriverArgs.hasArg(options::OPT_nostdlibinc))
271 case llvm::Triple::x86:
275 llvm::sys::path::append(P,
"i686-nacl/usr/include");
277 llvm::sys::path::remove_filename(P);
278 llvm::sys::path::remove_filename(P);
279 llvm::sys::path::remove_filename(P);
280 llvm::sys::path::append(P,
"x86_64-nacl/include");
283 case llvm::Triple::arm:
284 llvm::sys::path::append(P,
"arm-nacl/usr/include");
286 case llvm::Triple::x86_64:
287 llvm::sys::path::append(P,
"x86_64-nacl/usr/include");
289 case llvm::Triple::mipsel:
290 llvm::sys::path::append(P,
"mipsel-nacl/usr/include");
297 llvm::sys::path::remove_filename(P);
298 llvm::sys::path::remove_filename(P);
299 llvm::sys::path::append(P,
"include");
304 ArgStringList &CmdArgs)
const {
308 CmdArgs.push_back(
"-lc++");
312 const llvm::opt::ArgList &DriverArgs,
313 llvm::opt::ArgStringList &CC1Args)
const {
320 case llvm::Triple::arm:
321 llvm::sys::path::append(P,
"arm-nacl/include/c++/v1");
324 case llvm::Triple::x86:
325 llvm::sys::path::append(P,
"x86_64-nacl/include/c++/v1");
328 case llvm::Triple::x86_64:
329 llvm::sys::path::append(P,
"x86_64-nacl/include/c++/v1");
332 case llvm::Triple::mipsel:
333 llvm::sys::path::append(P,
"mipsel-nacl/include/c++/v1");
341 if (Arg *A = Args.getLastArg(options::OPT_stdlib_EQ)) {
342 StringRef
Value = A->getValue();
343 if (Value ==
"libc++")
346 << A->getAsString(Args);
356 if (TheTriple.getArch() == llvm::Triple::arm &&
357 TheTriple.getEnvironment() == llvm::Triple::UnknownEnvironment)
358 TheTriple.setEnvironment(llvm::Triple::GNUEABIHF);
359 return TheTriple.getTriple();
DiagnosticBuilder Diag(unsigned DiagID) const
std::string Dir
The path the driver executable was in, as invoked from the command line.
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.
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.
std::string ResourceDir
The path to the compiler resource directory.