AIX.cpp Source File (original) (raw)

15#include "llvm/ADT/StringExtras.h"

16#include "llvm/Option/ArgList.h"

17#include "llvm/ProfileData/InstrProf.h"

18#include "llvm/Support/Path.h"

20#include

28using namespace llvm::sys;

33 const ArgList &Args,

34 const char *LinkingOutput) const {

36 ArgStringList CmdArgs;

41 if (!IsArch32Bit && !IsArch64Bit)

42 llvm_unreachable("Unsupported bit width value.");

44 if (Arg *A = C.getArgs().getLastArg(options::OPT_G)) {

45 D.Diag(diag::err_drv_unsupported_opt_for_target)

46 << A->getSpelling() << D.getTargetTriple();

47 }

50 if (IsArch32Bit) {

51 CmdArgs.push_back("-a32");

52 } else {

54 CmdArgs.push_back("-a64");

55 }

61 CmdArgs.push_back("-many");

63 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);

68 CmdArgs.push_back("-o");

70 }

75 if (Inputs.size() != 1)

76 llvm_unreachable("Invalid number of input files.");

82 const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as"));

84 Exec, CmdArgs, Inputs, Output));

85}

90 for (size_t i = 0, Size = CmdArgs.size(); i < Size; ++i) {

91 llvm::StringRef ArgString(CmdArgs[i]);

93 if (ArgString.starts_with("-bE:") || ArgString.starts_with("-bexport:") ||

94 ArgString == "-bexpall" || ArgString == "-bexpfull")

95 return true;

98 if (ArgString == "-b" && i + 1 < Size) {

99 ++i;

100 llvm::StringRef ArgNextString(CmdArgs[i]);

101 if (ArgNextString.starts_with("E:") ||

102 ArgNextString.starts_with("export:") || ArgNextString == "expall" ||

103 ArgNextString == "expfull")

104 return true;

105 }

106 }

107 return false;

108}

109

112 const InputInfoList &Inputs, const ArgList &Args,

113 const char *LinkingOutput) const {

114 const AIX &ToolChain = static_cast<const AIX &>(getToolChain());

116 ArgStringList CmdArgs;

117

120

121 if (!(IsArch32Bit || IsArch64Bit))

122 llvm_unreachable("Unsupported bit width value.");

123

124 if (Arg *A = C.getArgs().getLastArg(options::OPT_G)) {

125 D.Diag(diag::err_drv_unsupported_opt_for_target)

126 << A->getSpelling() << D.getTargetTriple();

127 }

128

129

130 if (Args.hasArg(options::OPT_static))

131 CmdArgs.push_back("-bnso");

132

133

134 if (Args.hasArg(options::OPT_shared)) {

135 CmdArgs.push_back("-bM:SRE");

136 CmdArgs.push_back("-bnoentry");

137 }

138

139 if (Args.hasFlag(options::OPT_mxcoff_roptr, options::OPT_mno_xcoff_roptr,

140 false)) {

141 if (Args.hasArg(options::OPT_shared))

142 D.Diag(diag::err_roptr_cannot_build_shared);

143

144

145

146

147 CmdArgs.push_back("-bforceimprw");

148 }

149

150

151

152

153 if (Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs,

154 false) ||

155 Args.hasFlag(options::OPT_fprofile_generate,

156 options::OPT_fno_profile_generate, false) ||

157 Args.hasFlag(options::OPT_fprofile_generate_EQ,

158 options::OPT_fno_profile_generate, false) ||

159 Args.hasFlag(options::OPT_fprofile_instr_generate,

160 options::OPT_fno_profile_instr_generate, false) ||

161 Args.hasFlag(options::OPT_fprofile_instr_generate_EQ,

162 options::OPT_fno_profile_instr_generate, false) ||

163 Args.hasFlag(options::OPT_fcs_profile_generate,

164 options::OPT_fno_profile_generate, false) ||

165 Args.hasFlag(options::OPT_fcs_profile_generate_EQ,

166 options::OPT_fno_profile_generate, false) ||

167 Args.hasArg(options::OPT_fcreate_profile) ||

168 Args.hasArg(options::OPT_coverage))

169 CmdArgs.push_back("-bdbg:namedsects:ss");

170

171 if (Arg *A =

172 Args.getLastArg(clang::driver::options::OPT_mxcoff_build_id_EQ)) {

173 StringRef BuildId = A->getValue();

174 if (BuildId[0] != '0' || BuildId[1] != 'x' ||

175 BuildId.find_if_not(llvm::isHexDigit, 2) != StringRef::npos)

177 << A->getSpelling() << BuildId;

178 else {

179 std::string LinkerFlag = "-bdbg:ldrinfo:xcoff_binary_id:0x";

180 if (BuildId.size() % 2)

181 LinkerFlag += "0";

182 LinkerFlag += BuildId.drop_front(2).lower();

183 CmdArgs.push_back(Args.MakeArgString(LinkerFlag));

184 }

185 }

186

187

188 assert((Output.isFilename() || Output.isNothing()) && "Invalid output.");

190 CmdArgs.push_back("-o");

192 }

193

194

195

196 if (IsArch32Bit) {

197 CmdArgs.push_back("-b32");

198 CmdArgs.push_back("-bpT:0x10000000");

199 CmdArgs.push_back("-bpD:0x20000000");

200 } else {

201

202 CmdArgs.push_back("-b64");

203 CmdArgs.push_back("-bpT:0x100000000");

204 CmdArgs.push_back("-bpD:0x110000000");

205 }

206

207 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,

208 options::OPT_shared, options::OPT_r)) {

209 auto getCrt0Basename = [&Args, IsArch32Bit] {

210 if (Arg *A = Args.getLastArgNoClaim(options::OPT_p, options::OPT_pg)) {

211

212 if (A->getOption().matches(options::OPT_pg))

213 return IsArch32Bit ? "gcrt0.o" : "gcrt0_64.o";

214

215 return IsArch32Bit ? "mcrt0.o" : "mcrt0_64.o";

216 }

217 return IsArch32Bit ? "crt0.o" : "crt0_64.o";

218 };

219

220 CmdArgs.push_back(

222

223 CmdArgs.push_back(Args.MakeArgString(

225 }

226

227

228

229

230

231 CmdArgs.push_back("-bcdtors:all:0:s");

232

233

235

236 if (D.isUsingLTO()) {

237 assert(!Inputs.empty() && "Must have at least one input.");

238

239 auto Input = llvm::find_if(

241 if (Input == Inputs.end())

242

243

244 Input = Inputs.begin();

245

248 }

249

251

252 const char *CreateExportListExec = Args.MakeArgString(

254 "/llvm-nm");

255 ArgStringList CreateExportCmdArgs;

256

257 std::string CreateExportListPath =

258 C.getDriver().GetTemporaryPath("CreateExportList", "exp");

259 const char *ExportList =

260 C.addTempFile(C.getArgs().MakeArgString(CreateExportListPath));

261

262 for (const auto &II : Inputs)

263 if (II.isFilename())

264 CreateExportCmdArgs.push_back(II.getFilename());

265

266 CreateExportCmdArgs.push_back("--export-symbols");

267 CreateExportCmdArgs.push_back("-X");

268 if (IsArch32Bit) {

269 CreateExportCmdArgs.push_back("32");

270 } else {

271

272 CreateExportCmdArgs.push_back("64");

273 }

274

275 auto ExpCommand = std::make_unique(

277 CreateExportCmdArgs, Inputs, Output);

278 ExpCommand->setRedirectFiles(

279 {std::nullopt, std::string(ExportList), std::nullopt});

280 C.addCommand(std::move(ExpCommand));

281 CmdArgs.push_back(Args.MakeArgString(llvm::Twine("-bE:") + ExportList));

282 }

283

284

285 Args.AddAllArgs(CmdArgs, options::OPT_L);

286 if (!Args.hasArg(options::OPT_r)) {

289

290 if (getToolChain().ShouldLinkCXXStdlib(Args))

291 getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs);

292

293 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {

295

296

297 if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ,

298 options::OPT_fno_openmp, false)) {

301 CmdArgs.push_back("-lomp");

302 break;

304 CmdArgs.push_back("-liomp5");

305 break;

307 CmdArgs.push_back("-lgomp");

308 break;

310

311 break;

312 }

313 }

314

315

316 if (Args.hasArg(options::OPT_pthreads, options::OPT_pthread))

317 CmdArgs.push_back("-lpthreads");

318

319 if (D.CCCIsCXX())

320 CmdArgs.push_back("-lm");

321

322 CmdArgs.push_back("-lc");

323

324 if (Args.hasArgNoClaim(options::OPT_p, options::OPT_pg)) {

325 CmdArgs.push_back(Args.MakeArgString((llvm::Twine("-L") + D.SysRoot) +

326 "/lib/profiled"));

327 CmdArgs.push_back(Args.MakeArgString((llvm::Twine("-L") + D.SysRoot) +

328 "/usr/lib/profiled"));

329 }

330 }

331 }

332

333 if (D.IsFlangMode() &&

334 !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {

337 CmdArgs.push_back("-lm");

338 CmdArgs.push_back("-lpthread");

339 }

342 Exec, CmdArgs, Inputs, Output));

343}

344

345

346 AIX::AIX(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)

349

350 ParseInlineAsmUsingAsmParser = Args.hasFlag(

351 options::OPT_fintegrated_as, options::OPT_fno_integrated_as, true);

353}

354

355

356

357llvm::StringRef

358AIX::GetHeaderSysroot(const llvm::opt::ArgList &DriverArgs) const {

359 if (DriverArgs.hasArg(options::OPT_isysroot))

360 return DriverArgs.getLastArgValue(options::OPT_isysroot);

361 if ( getDriver ().SysRoot.empty())

363 return "/";

364}

365

366void AIX::AddOpenMPIncludeArgs(const ArgList &DriverArgs,

367 ArgStringList &CC1Args) const {

368

369 if (DriverArgs.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ,

370 options::OPT_fno_openmp, false)) {

372 switch (getDriver().getOpenMPRuntime(DriverArgs)) {

374 PathOpenMP = GetHeaderSysroot(DriverArgs);

375 llvm::sys::path::append(PathOpenMP, "opt/IBM/openxlCSDK", "include",

376 "openmp");

378 break;

382

383 break;

384 }

385 }

386}

387

389 ArgStringList &CC1Args) const {

390

391 if (DriverArgs.hasArg(options::OPT_nostdinc))

392 return;

393

394 llvm::StringRef Sysroot = GetHeaderSysroot(DriverArgs);

396

397 if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {

399

400 path::append(P, "include", "ppc_wrappers");

402

403 addSystemInclude(DriverArgs, CC1Args, path::parent_path(P.str()));

404 }

405

406

407

408

409 AddOpenMPIncludeArgs(DriverArgs, CC1Args);

410

411

412 if (DriverArgs.hasArg(options::OPT_nostdlibinc))

413 return;

414

415

417 path::append(UP, "/usr/include");

419}

420

422 const llvm::opt::ArgList &DriverArgs,

423 llvm::opt::ArgStringList &CC1Args) const {

424

425 if (DriverArgs.hasArg(options::OPT_nostdinc) ||

426 DriverArgs.hasArg(options::OPT_nostdincxx) ||

427 DriverArgs.hasArg(options::OPT_nostdlibinc))

428 return;

429

432 llvm::report_fatal_error(

433 "picking up libstdc++ headers is unimplemented on AIX");

435 llvm::StringRef Sysroot = GetHeaderSysroot(DriverArgs);

437 llvm::sys::path::append(PathCPP, "opt/IBM/openxlCSDK", "include", "c++",

438 "v1");

440

441

442 CC1Args.push_back("-D__LIBC_NO_CPP_MATH_OVERLOADS__");

443 return;

444 }

445 }

446

447 llvm_unreachable("Unexpected C++ library type; only libc++ is supported.");

448}

449

451 llvm::opt::ArgStringList &CmdArgs) const {

454 llvm::report_fatal_error("linking libstdc++ unimplemented on AIX");

456 CmdArgs.push_back("-lc++");

457 if (Args.hasArg(options::OPT_fexperimental_library))

458 CmdArgs.push_back("-lc++experimental");

459 CmdArgs.push_back("-lc++abi");

460 return;

461 }

462

463 llvm_unreachable("Unexpected C++ library type; only libc++ is supported.");

464}

465

466

467

469 llvm::opt::ArgStringList &CC1Args,

471

472

473

474

475 const bool TOCDataGloballyinEffect = [&Args]() {

476 if (const Arg *LastArg =

477 Args.getLastArg(options::OPT_mtocdata, options::OPT_mno_tocdata))

478 return LastArg->getOption().matches(options::OPT_mtocdata);

479 else

480 return false;

481 }();

482

483 enum TOCDataSetting {

484 AddressInTOC = 0,

485 DataInTOC = 1

486 };

487

488 const TOCDataSetting DefaultTocDataSetting =

489 TOCDataGloballyinEffect ? DataInTOC : AddressInTOC;

490

491

492

493

494

495

496 std::setllvm::StringRef ExplicitlySpecifiedGlobals;

497 for (const auto Arg :

498 Args.filtered(options::OPT_mtocdata_EQ, options::OPT_mno_tocdata_EQ)) {

499 TOCDataSetting ArgTocDataSetting =

500 Arg->getOption().matches(options::OPT_mtocdata_EQ) ? DataInTOC

501 : AddressInTOC;

502

503 if (ArgTocDataSetting != DefaultTocDataSetting)

504 for (const char *Val : Arg->getValues())

505 ExplicitlySpecifiedGlobals.insert(Val);

506 else

507 for (const char *Val : Arg->getValues())

508 ExplicitlySpecifiedGlobals.erase(Val);

509 }

510

511 auto buildExceptionList = [](const std::setllvm::StringRef &ExplicitValues,

512 const char *OptionSpelling) {

513 std::string Option(OptionSpelling);

514 bool IsFirst = true;

515 for (const auto &E : ExplicitValues) {

516 if (!IsFirst)

517 Option += ",";

518

519 IsFirst = false;

520 Option += E.str();

521 }

522 return Option;

523 };

524

525

526

527

528

529 const char *TocDataGlobalOption =

530 TOCDataGloballyinEffect ? "-mtocdata" : "-mno-tocdata";

531 CC1Args.push_back(TocDataGlobalOption);

532

533 const char *TocDataListOption =

534 TOCDataGloballyinEffect ? "-mno-tocdata=" : "-mtocdata=";

535 if (!ExplicitlySpecifiedGlobals.empty())

536 CC1Args.push_back(Args.MakeArgString(llvm::Twine(

537 buildExceptionList(ExplicitlySpecifiedGlobals, TocDataListOption))));

538}

539

541 const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CC1Args,

543 Args.AddLastArg(CC1Args, options::OPT_mignore_xcoff_visibility);

544 Args.AddLastArg(CC1Args, options::OPT_mdefault_visibility_export_mapping_EQ);

545 Args.addOptInFlag(CC1Args, options::OPT_mxcoff_roptr, options::OPT_mno_xcoff_roptr);

546

547

548 if (Args.hasArg(options::OPT_mtocdata_EQ, options::OPT_mno_tocdata_EQ,

549 options::OPT_mtocdata))

551

552 if (Args.hasArg(options::OPT_msave_reg_params))

553 CC1Args.push_back("-msave-reg-params");

554

555 if (Args.hasFlag(options::OPT_fxl_pragma_pack,

556 options::OPT_fno_xl_pragma_pack, true))

557 CC1Args.push_back("-fxl-pragma-pack");

558

559

560

561 if (!Args.getLastArgNoClaim(options::OPT_fsized_deallocation,

562 options::OPT_fno_sized_deallocation))

563 CC1Args.push_back("-fno-sized-deallocation");

564}

565

567 llvm::opt::ArgStringList &CmdArgs) const {

569

570

571 CmdArgs.push_back(Args.MakeArgString(

572 Twine("-u", llvm::getInstrProfRuntimeHookVarName())));

573

574 if (const auto *A =

575 Args.getLastArgNoClaim(options::OPT_fprofile_update_EQ)) {

576 StringRef Val = A->getValue();

577 if (Val == "atomic" || Val == "prefer-atomic")

578 CmdArgs.push_back("-latomic");

579 }

580 }

581

583}

584

587}

588

591}

592

594

static void addTocDataOptions(const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CC1Args, const Driver &D)

static bool hasExportListLinkerOpts(const ArgStringList &CmdArgs)

Compilation - A set of tasks to perform for a single driver invocation.

Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...

std::string SysRoot

sysroot, if present

OpenMPRuntimeKind getOpenMPRuntime(const llvm::opt::ArgList &Args) const

Compute the desired OpenMP runtime from the flags provided.

DiagnosticBuilder Diag(unsigned DiagID) const

std::string ClangExecutable

The original path to the clang executable.

@ OMPRT_IOMP5

The legacy name for the LLVM OpenMP runtime from when it was the Intel OpenMP runtime.

@ OMPRT_OMP

The LLVM OpenMP runtime.

@ OMPRT_Unknown

An unknown OpenMP runtime.

@ OMPRT_GOMP

The GNU OpenMP runtime.

InputInfo - Wrapper for information about an input source.

const char * getFilename() const

static constexpr ResponseFileSupport None()

Returns a ResponseFileSupport indicating that response files are not supported.