clang: lib/Driver/ToolChains/MSVC.cpp Source File (original) (raw)
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14#include "clang/Config/config.h"
20#include "llvm/ADT/StringExtras.h"
21#include "llvm/Option/Arg.h"
22#include "llvm/Option/ArgList.h"
23#include "llvm/Support/ConvertUTF.h"
24#include "llvm/Support/ErrorHandling.h"
25#include "llvm/Support/FileSystem.h"
26#include "llvm/Support/MemoryBuffer.h"
27#include "llvm/Support/Path.h"
28#include "llvm/Support/Process.h"
29#include "llvm/Support/VirtualFileSystem.h"
30#include "llvm/TargetParser/Host.h"
31#include
32
33#ifdef _WIN32
34 #define WIN32_LEAN_AND_MEAN
35 #define NOGDI
36 #ifndef NOMINMAX
37 #define NOMINMAX
38 #endif
39 #include <windows.h>
40#endif
41
45using namespace clang;
47
48static bool canExecute(llvm::vfs::FileSystem &VFS, StringRef Path) {
49 auto Status = VFS.status(Path);
50 if (!Status)
51 return false;
52 return (Status->getPermissions() & llvm::sys::fs::perms::all_exe) != 0;
53}
54
55
56
57
58
60 const char *Exe) {
63 MSVC.getSubDirectoryPath(llvm::SubDirectoryType::Bin));
64 llvm::sys::path::append(FilePath, Exe);
65 return std::string(canExecute(TC.getVFS(), FilePath) ? FilePath.str() : Exe);
66}
67
71 const ArgList &Args,
72 const char *LinkingOutput) const {
73 ArgStringList CmdArgs;
74
76
79 CmdArgs.push_back(
80 Args.MakeArgString(std::string("-out:") + Output.getFilename()));
81
82 if (Args.hasArg(options::OPT_marm64x))
83 CmdArgs.push_back("-machine:arm64x");
84 else if (TC.getTriple().isWindowsArm64EC())
85 CmdArgs.push_back("-machine:arm64ec");
86
87 if (const Arg *A = Args.getLastArg(options::OPT_fveclib)) {
88 StringRef V = A->getValue();
89 if (V == "ArmPL")
90 CmdArgs.push_back(Args.MakeArgString("--dependent-lib=amath"));
91 }
92
93 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles) &&
94 .getDriver().IsCLMode() &&
.getDriver().IsFlangMode()) {
95 CmdArgs.push_back("-defaultlib:libcmt");
96 CmdArgs.push_back("-defaultlib:oldnames");
97 }
98
99
100
101
102
103
104 if (const Arg *A = Args.getLastArg(options::OPT__SLASH_diasdkdir,
105 options::OPT__SLASH_winsysroot)) {
106
107
108
110 if (A->getOption().getID() == options::OPT__SLASH_winsysroot)
111 llvm::sys::path::append(DIAPath, "DIA SDK");
112
113
114 llvm::sys::path::append(DIAPath, "lib",
115 llvm::archToLegacyVCArch(TC.getArch()));
116 CmdArgs.push_back(Args.MakeArgString(Twine("-libpath:") + DIAPath));
117 }
118 if (!llvm::sys::Process::GetEnv("LIB") ||
119 Args.getLastArg(options::OPT__SLASH_vctoolsdir,
120 options::OPT__SLASH_winsysroot)) {
121 CmdArgs.push_back(Args.MakeArgString(
122 Twine("-libpath:") +
123 TC.getSubDirectoryPath(llvm::SubDirectoryType::Lib)));
124 CmdArgs.push_back(Args.MakeArgString(
125 Twine("-libpath:") +
126 TC.getSubDirectoryPath(llvm::SubDirectoryType::Lib, "atlmfc")));
127 }
128 if (!llvm::sys::Process::GetEnv("LIB") ||
129 Args.getLastArg(options::OPT__SLASH_winsdkdir,
130 options::OPT__SLASH_winsysroot)) {
131 if (TC.useUniversalCRT()) {
132 std::string UniversalCRTLibPath;
133 if (TC.getUniversalCRTLibraryPath(Args, UniversalCRTLibPath))
134 CmdArgs.push_back(
135 Args.MakeArgString(Twine("-libpath:") + UniversalCRTLibPath));
136 }
137 std::string WindowsSdkLibPath;
138 if (TC.getWindowsSDKLibraryPath(Args, WindowsSdkLibPath))
139 CmdArgs.push_back(
140 Args.MakeArgString(std::string("-libpath:") + WindowsSdkLibPath));
141 }
142
143 if (.getDriver().IsCLMode() && Args.hasArg(options::OPT_L))
144 for (const auto &LibPath : Args.getAllArgValues(options::OPT_L))
145 CmdArgs.push_back(Args.MakeArgString("-libpath:" + LibPath));
146
147 if (C.getDriver().IsFlangMode() &&
148 !Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
151
152
153
154
155 CmdArgs.push_back("/subsystem:console");
156 }
157
158
159
160 for (const auto &LibPath : TC.getLibraryPaths()) {
161 if (TC.getVFS().exists(LibPath))
162 CmdArgs.push_back(Args.MakeArgString("-libpath:" + LibPath));
163 }
164 auto CRTPath = TC.getCompilerRTPath();
165 if (TC.getVFS().exists(CRTPath))
166 CmdArgs.push_back(Args.MakeArgString("-libpath:" + CRTPath));
167
168 CmdArgs.push_back("-nologo");
169
170 if (Args.hasArg(options::OPT_g_Group, options::OPT__SLASH_Z7))
171 CmdArgs.push_back("-debug");
172
173
174
175 if (Args.hasArg(options::OPT_fms_hotpatch, options::OPT__SLASH_hotpatch))
176 CmdArgs.push_back("-functionpadmin");
177
178
179
180 bool DefaultIncrementalLinkerCompatible =
181 C.getDefaultToolChain().getTriple().isWindowsMSVCEnvironment();
182 if (!Args.hasFlag(options::OPT_mincremental_linker_compatible,
183 options::OPT_mno_incremental_linker_compatible,
184 DefaultIncrementalLinkerCompatible))
185 CmdArgs.push_back("-Brepro");
186
187 bool DLL = Args.hasArg(options::OPT__SLASH_LD, options::OPT__SLASH_LDd,
188 options::OPT_shared);
189 if (DLL) {
190 CmdArgs.push_back(Args.MakeArgString("-dll"));
191
193 llvm::sys::path::replace_extension(ImplibName, "lib");
194 CmdArgs.push_back(Args.MakeArgString(std::string("-implib:") + ImplibName));
195 }
196
197 if (TC.getSanitizerArgs(Args).needsFuzzer()) {
198 if (!Args.hasArg(options::OPT_shared))
199 CmdArgs.push_back(
200 Args.MakeArgString(std::string("-wholearchive:") +
201 TC.getCompilerRTArgString(Args, "fuzzer")));
202 CmdArgs.push_back(Args.MakeArgString("-debug"));
203
204
205 CmdArgs.push_back(Args.MakeArgString("-incremental:no"));
206 }
207
208 if (TC.getSanitizerArgs(Args).needsAsanRt()) {
209 CmdArgs.push_back(Args.MakeArgString("-debug"));
210 CmdArgs.push_back(Args.MakeArgString("-incremental:no"));
211 CmdArgs.push_back(TC.getCompilerRTArgString(Args, "asan_dynamic"));
212 auto defines = Args.getAllArgValues(options::OPT_D);
213 if (Args.hasArg(options::OPT__SLASH_MD, options::OPT__SLASH_MDd) ||
214 find(begin(defines), end(defines), "_DLL") != end(defines)) {
215
216
217 CmdArgs.push_back(Args.MakeArgString(
218 TC.getArch() == llvm::Triple::x86
219 ? "-include:___asan_seh_interceptor"
220 : "-include:__asan_seh_interceptor"));
221
222
223 CmdArgs.push_back(Args.MakeArgString(
224 std::string("-wholearchive:") +
225 TC.getCompilerRT(Args, "asan_dynamic_runtime_thunk")));
226 } else {
227
228
229 CmdArgs.push_back(Args.MakeArgString(
230 std::string("-wholearchive:") +
231 TC.getCompilerRT(Args, "asan_static_runtime_thunk")));
232 }
233 }
234
235 Args.AddAllArgValues(CmdArgs, options::OPT__SLASH_link);
236
237
238 for (const Arg *A : Args.filtered(options::OPT__SLASH_guard)) {
239 StringRef GuardArgs = A->getValue();
240 if (GuardArgs.equals_insensitive("cf") ||
241 GuardArgs.equals_insensitive("cf,nochecks")) {
242
243 CmdArgs.push_back("-guard:cf");
244 } else if (GuardArgs.equals_insensitive("cf-")) {
245 CmdArgs.push_back("-guard:cf-");
246 } else if (GuardArgs.equals_insensitive("ehcont")) {
247 CmdArgs.push_back("-guard:ehcont");
248 } else if (GuardArgs.equals_insensitive("ehcont-")) {
249 CmdArgs.push_back("-guard:ehcont-");
250 }
251 }
252
253 if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ,
254 options::OPT_fno_openmp, false)) {
255 CmdArgs.push_back("-nodefaultlib:vcomp.lib");
256 CmdArgs.push_back("-nodefaultlib:vcompd.lib");
257 CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") +
258 TC.getDriver().Dir + "/../lib"));
259 switch (TC.getDriver().getOpenMPRuntime(Args)) {
261 CmdArgs.push_back("-defaultlib:libomp.lib");
262 break;
264 CmdArgs.push_back("-defaultlib:libiomp5md.lib");
265 break;
267 break;
269
270 break;
271 }
272 }
273
274
275
276 if (!Args.hasArg(options::OPT_nostdlib)) {
278 }
279
281 Args.getLastArgValue(options::OPT_fuse_ld_EQ, CLANG_DEFAULT_LINKER);
284
285 else if (Linker.equals_insensitive("lld"))
287
288 if (Linker == "lld-link") {
289 for (Arg *A : Args.filtered(options::OPT_vfsoverlay))
290 CmdArgs.push_back(
291 Args.MakeArgString(std::string("/vfsoverlay:") + A->getValue()));
292
293 if (C.getDriver().isUsingLTO() &&
294 Args.hasFlag(options::OPT_gsplit_dwarf, options::OPT_gno_split_dwarf,
295 false))
296 CmdArgs.push_back(Args.MakeArgString(Twine("/dwodir:") +
298 }
299
300
301 for (const auto &Input : Inputs) {
302 if (Input.isFilename()) {
303 CmdArgs.push_back(Input.getFilename());
304 continue;
305 }
306
307 const Arg &A = Input.getInputArg();
308
309
310 if (A.getOption().matches(options::OPT_l)) {
311 StringRef Lib = A.getValue();
312 const char *LinkLibArg;
313 if (Lib.ends_with(".lib"))
314 LinkLibArg = Args.MakeArgString(Lib);
315 else
316 LinkLibArg = Args.MakeArgString(Lib + ".lib");
317 CmdArgs.push_back(LinkLibArg);
318 continue;
319 }
320
321
322
323 A.renderAsInput(Args, CmdArgs);
324 }
325
327
328 TC.addProfileRTLibs(Args, CmdArgs);
329
330 std::vector<const char *> Environment;
331
332
333
335 if (Linker.equals_insensitive("link")) {
336
337
338
340
341 if (!TC.FoundMSVCInstall() && (TC.getVFS(), linkPath)) {
343 ClPath = TC.GetProgramPath("cl.exe");
344 if (canExecute(TC.getVFS(), ClPath)) {
345 linkPath = llvm::sys::path::parent_path(ClPath);
346 llvm::sys::path::append(linkPath, "link.exe");
347 if ((TC.getVFS(), linkPath))
348 C.getDriver().Diag(clang::diag::warn_drv_msvc_not_found);
349 } else {
350 C.getDriver().Diag(clang::diag::warn_drv_msvc_not_found);
351 }
352 }
353
354
355
356 if (TC.getSanitizerArgs(Args).needsAsanRt())
357 CmdArgs.push_back("/INFERASANLIBS:NO");
358
359#ifdef _WIN32
360
361
362
363
364
365
366 if (TC.getIsVS2017OrNewer() &&
367 llvm::Triple(llvm::sys::getProcessTriple()).getArch() != TC.getArch()) {
368 auto HostArch = llvm::Triple(llvm::sys::getProcessTriple()).getArch();
369
370 auto EnvBlockWide =
371 std::unique_ptr<wchar_t[], decltype(&FreeEnvironmentStringsW)>(
372 GetEnvironmentStringsW(), FreeEnvironmentStringsW);
373 if (!EnvBlockWide)
374 goto SkipSettingEnvironment;
375
376 size_t EnvCount = 0;
377 size_t EnvBlockLen = 0;
378 while (EnvBlockWide[EnvBlockLen] != L'\0') {
379 ++EnvCount;
380 EnvBlockLen += std::wcslen(&EnvBlockWide[EnvBlockLen]) +
381 1 ;
382 }
383 ++EnvBlockLen;
384
385 std::string EnvBlock;
386 if (!llvm::convertUTF16ToUTF8String(
388 EnvBlockLen * sizeof(EnvBlockWide[0])),
389 EnvBlock))
390 goto SkipSettingEnvironment;
391
392 Environment.reserve(EnvCount);
393
394
395
396
397 for (const char *Cursor = EnvBlock.data(); *Cursor != '\0';) {
398 llvm::StringRef EnvVar(Cursor);
399 if (EnvVar.starts_with_insensitive("path=")) {
400 constexpr size_t PrefixLen = 5;
401 Environment.push_back(Args.MakeArgString(
402 EnvVar.substr(0, PrefixLen) +
403 TC.getSubDirectoryPath(llvm::SubDirectoryType::Bin) +
404 llvm::Twine(llvm::sys::EnvPathSeparator) +
405 TC.getSubDirectoryPath(llvm::SubDirectoryType::Bin, HostArch) +
406 (EnvVar.size() > PrefixLen
407 ? llvm::Twine(llvm::sys::EnvPathSeparator) +
408 EnvVar.substr(PrefixLen)
409 : "")));
410 } else {
411 Environment.push_back(Args.MakeArgString(EnvVar));
412 }
413 Cursor += EnvVar.size() + 1 ;
414 }
415 }
416 SkipSettingEnvironment:;
417#endif
418 } else {
419 linkPath = TC.GetProgramPath(Linker.str().c_str());
420 }
421
422 auto LinkCmd = std::make_unique(
424 Args.MakeArgString(linkPath), CmdArgs, Inputs, Output);
425 if (!Environment.empty())
426 LinkCmd->setEnvironment(Environment);
427 C.addCommand(std::move(LinkCmd));
428}
429
431 const ArgList &Args)
432 : ToolChain(D, Triple, Args), CudaInstallation(D, Triple, Args),
433 RocmInstallation(D, Triple, Args), SYCLInstallation(D, Triple, Args) {
435
436 std::optionalllvm::StringRef VCToolsDir, VCToolsVersion;
437 if (Arg *A = Args.getLastArg(options::OPT__SLASH_vctoolsdir))
438 VCToolsDir = A->getValue();
439 if (Arg *A = Args.getLastArg(options::OPT__SLASH_vctoolsversion))
440 VCToolsVersion = A->getValue();
441 if (Arg *A = Args.getLastArg(options::OPT__SLASH_winsdkdir))
442 WinSdkDir = A->getValue();
443 if (Arg *A = Args.getLastArg(options::OPT__SLASH_winsdkversion))
444 WinSdkVersion = A->getValue();
445 if (Arg *A = Args.getLastArg(options::OPT__SLASH_winsysroot))
446 WinSysRoot = A->getValue();
447
448
449
450
451
452 llvm::findVCToolChainViaCommandLine(getVFS(), VCToolsDir, VCToolsVersion,
453 WinSysRoot, VCToolChainPath, VSLayout) ||
454 llvm::findVCToolChainViaEnvironment(getVFS(), VCToolChainPath,
455 VSLayout) ||
456 llvm::findVCToolChainViaSetupConfig(getVFS(), VCToolsVersion,
457 VCToolChainPath, VSLayout) ||
458 llvm::findVCToolChainViaRegistry(VCToolChainPath, VSLayout);
459}
460
463}
464
466 if (getTriple().isOSBinFormatMachO())
468 getDriver().Diag(clang::diag::err_no_external_assembler);
469 return nullptr;
470}
471
474
475 if (getTriple().isOSBinFormatMachO())
477
478
479
480
481 if (getArch() == llvm::Triple::x86_64 || getArch() == llvm::Triple::arm ||
482 getArch() == llvm::Triple::thumb || getArch() == llvm::Triple::aarch64)
484
486}
487
489 return getArch() == llvm::Triple::x86_64 ||
490 getArch() == llvm::Triple::aarch64;
491}
492
494 return false;
495}
496
498 return getArch() == llvm::Triple::x86_64 ||
499 getArch() == llvm::Triple::aarch64;
500}
501
503 ArgStringList &CC1Args) const {
504 CudaInstallation->AddCudaIncludeArgs(DriverArgs, CC1Args);
505}
506
508 ArgStringList &CC1Args) const {
509 RocmInstallation->AddHIPIncludeArgs(DriverArgs, CC1Args);
510}
511
513 ArgStringList &CC1Args) const {
514 SYCLInstallation->addSYCLIncludeArgs(DriverArgs, CC1Args);
515}
516
518 ArgStringList &CmdArgs) const {
519 CmdArgs.append({Args.MakeArgString(StringRef("-libpath:") +
520 RocmInstallation->getLibPath()),
521 "amdhip64.lib"});
522}
523
525 CudaInstallation->print(OS);
526 RocmInstallation->print(OS);
527}
528
529std::string
531 llvm::StringRef SubdirParent) const {
532 return llvm::getSubDirectoryPath(Type, VSLayout, VCToolChainPath, getArch(),
533 SubdirParent);
534}
535
536std::string
538 llvm::Triple::ArchType TargetArch) const {
539 return llvm::getSubDirectoryPath(Type, VSLayout, VCToolChainPath, TargetArch,
540 "");
541}
542
543
544
545
546
547
549 std::string &path) const {
550 std::string sdkPath;
551 int sdkMajor = 0;
552 std::string windowsSDKIncludeVersion;
553 std::string windowsSDKLibVersion;
554
555 path.clear();
556 if (!llvm::getWindowsSDKDir(getVFS(), WinSdkDir, WinSdkVersion, WinSysRoot,
557 sdkPath, sdkMajor, windowsSDKIncludeVersion,
558 windowsSDKLibVersion))
559 return false;
560
562 llvm::sys::path::append(libPath, "Lib");
563 if (sdkMajor >= 10)
564 if (!(WinSdkDir.has_value() || WinSysRoot.has_value()) &&
565 WinSdkVersion.has_value())
566 windowsSDKLibVersion = *WinSdkVersion;
567 if (sdkMajor >= 8)
568 llvm::sys::path::append(libPath, windowsSDKLibVersion, "um");
569 return llvm::appendArchToWindowsSDKLibPath(sdkMajor, libPath, getArch(),
570 path);
571}
572
574 return llvm::useUniversalCRT(VSLayout, VCToolChainPath, getArch(), getVFS());
575}
576
578 std::string &Path) const {
579 std::string UniversalCRTSdkPath;
580 std::string UCRTVersion;
581
582 Path.clear();
583 if (!llvm::getUniversalCRTSdkDir(getVFS(), WinSdkDir, WinSdkVersion,
584 WinSysRoot, UniversalCRTSdkPath,
585 UCRTVersion))
586 return false;
587
588 if (!(WinSdkDir.has_value() || WinSysRoot.has_value()) &&
589 WinSdkVersion.has_value())
590 UCRTVersion = *WinSdkVersion;
591
592 StringRef ArchName = llvm::archToWindowsSDKArch(getArch());
593 if (ArchName.empty())
594 return false;
595
597 llvm::sys::path::append(LibPath, "Lib", UCRTVersion, "ucrt", ArchName);
598
599 Path = std::string(LibPath);
600 return true;
601}
602
604 VersionTuple Version;
605#ifdef _WIN32
607 llvm::sys::path::append(ClExe, "cl.exe");
608
609 std::wstring ClExeWide;
610 if (!llvm::ConvertUTF8toWide(ClExe.c_str(), ClExeWide))
611 return Version;
612
613 const DWORD VersionSize = ::GetFileVersionInfoSizeW(ClExeWide.c_str(),
614 nullptr);
615 if (VersionSize == 0)
616 return Version;
617
619 if (!::GetFileVersionInfoW(ClExeWide.c_str(), 0, VersionSize,
620 VersionBlock.data()))
621 return Version;
622
623 VS_FIXEDFILEINFO *FileInfo = nullptr;
624 UINT FileInfoSize = 0;
625 if (!::VerQueryValueW(VersionBlock.data(), L"\\",
626 reinterpret_cast<LPVOID *>(&FileInfo), &FileInfoSize) ||
627 FileInfoSize < sizeof(*FileInfo))
628 return Version;
629
630 const unsigned Major = (FileInfo->dwFileVersionMS >> 16) & 0xFFFF;
631 const unsigned Minor = (FileInfo->dwFileVersionMS ) & 0xFFFF;
632 const unsigned Micro = (FileInfo->dwFileVersionLS >> 16) & 0xFFFF;
633
634 Version = VersionTuple(Major, Minor, Micro);
635#endif
636 return Version;
637}
638
640 const ArgList &DriverArgs, ArgStringList &CC1Args,
641 const std::string &folder, const Twine &subfolder1, const Twine &subfolder2,
642 const Twine &subfolder3) const {
644 llvm::sys::path::append(path, subfolder1, subfolder2, subfolder3);
646}
647
649 ArgStringList &CC1Args) const {
650 if (DriverArgs.hasArg(options::OPT_nostdinc))
651 return;
652
653 if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
655 "include");
656 }
657
658
659 for (const auto &Path : DriverArgs.getAllArgValues(options::OPT__SLASH_imsvc))
661
662 auto AddSystemIncludesFromEnv = [&](StringRef Var) -> bool {
663 if (auto Val = llvm::sys::Process::GetEnv(Var)) {
665 StringRef(*Val).split(Dirs, ";", -1, false);
666 if (!Dirs.empty()) {
668 return true;
669 }
670 }
671 return false;
672 };
673
674
675 for (const auto &Var :
676 DriverArgs.getAllArgValues(options::OPT__SLASH_external_env)) {
677 AddSystemIncludesFromEnv(Var);
678 }
679
680
681 if (const Arg *A = DriverArgs.getLastArg(options::OPT__SLASH_diasdkdir,
682 options::OPT__SLASH_winsysroot)) {
683
684
685
687 if (A->getOption().getID() == options::OPT__SLASH_winsysroot)
688 llvm::sys::path::append(DIASDKPath, "DIA SDK");
690 "include");
691 }
692
693 if (DriverArgs.hasArg(options::OPT_nostdlibinc))
694 return;
695
696
697
698 if (!DriverArgs.getLastArg(options::OPT__SLASH_vctoolsdir,
699 options::OPT__SLASH_winsysroot)) {
700 bool Found = AddSystemIncludesFromEnv("INCLUDE");
701 Found |= AddSystemIncludesFromEnv("EXTERNAL_INCLUDE");
703 return;
704 }
705
706
707
708 if (!VCToolChainPath.empty()) {
712 DriverArgs, CC1Args,
714
716 std::string UniversalCRTSdkPath;
717 std::string UCRTVersion;
718 if (llvm::getUniversalCRTSdkDir(getVFS(), WinSdkDir, WinSdkVersion,
719 WinSysRoot, UniversalCRTSdkPath,
720 UCRTVersion)) {
721 if (!(WinSdkDir.has_value() || WinSysRoot.has_value()) &&
722 WinSdkVersion.has_value())
723 UCRTVersion = *WinSdkVersion;
725 "Include", UCRTVersion, "ucrt");
726 }
727 }
728
729 std::string WindowsSDKDir;
730 int major = 0;
731 std::string windowsSDKIncludeVersion;
732 std::string windowsSDKLibVersion;
733 if (llvm::getWindowsSDKDir(getVFS(), WinSdkDir, WinSdkVersion, WinSysRoot,
734 WindowsSDKDir, major, windowsSDKIncludeVersion,
735 windowsSDKLibVersion)) {
736 if (major >= 10)
737 if (!(WinSdkDir.has_value() || WinSysRoot.has_value()) &&
738 WinSdkVersion.has_value())
739 windowsSDKIncludeVersion = windowsSDKLibVersion = *WinSdkVersion;
740 if (major >= 8) {
741
742
744 "Include", windowsSDKIncludeVersion,
745 "shared");
747 "Include", windowsSDKIncludeVersion,
748 "um");
750 "Include", windowsSDKIncludeVersion,
751 "winrt");
752 if (major >= 10) {
753 llvm::VersionTuple Tuple;
754 if (!Tuple.tryParse(windowsSDKIncludeVersion) &&
755 Tuple.getSubminor().value_or(0) >= 17134) {
757 "Include", windowsSDKIncludeVersion,
758 "cppwinrt");
759 }
760 }
761 } else {
763 "Include");
764 }
765 }
766
767 return;
768 }
769
770#if defined(_WIN32)
771
772
773 const StringRef Paths[] = {
774 "C:/Program Files/Microsoft Visual Studio 10.0/VC/include",
775 "C:/Program Files/Microsoft Visual Studio 9.0/VC/include",
776 "C:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include",
777 "C:/Program Files/Microsoft Visual Studio 8/VC/include",
778 "C:/Program Files/Microsoft Visual Studio 8/VC/PlatformSDK/Include"
779 };
781#endif
782}
783
785 ArgStringList &CC1Args) const {
786
787}
788
790 const ArgList &Args) const {
791 bool IsWindowsMSVC = getTriple().isWindowsMSVCEnvironment();
793 if (MSVT.empty())
794 MSVT = getTriple().getEnvironmentVersion();
795 if (MSVT.empty() && IsWindowsMSVC)
796 MSVT =
798 if (MSVT.empty() &&
799 Args.hasFlag(options::OPT_fms_extensions, options::OPT_fno_ms_extensions,
800 IsWindowsMSVC)) {
801
802
803
804
805 MSVT = VersionTuple(19, 33);
806 }
807 return MSVT;
808}
809
810std::string
813
814
816 MSVT = VersionTuple(MSVT.getMajor(), MSVT.getMinor().value_or(0),
817 MSVT.getSubminor().value_or(0));
818
819
820
822 if (Triple.getEnvironment() == llvm::Triple::MSVC) {
823 StringRef ObjFmt = Triple.getEnvironmentName().split('-').second;
824 if (ObjFmt.empty())
825 Triple.setEnvironmentName((Twine("msvc") + MSVT.getAsString()).str());
826 else
827 Triple.setEnvironmentName(
828 (Twine("msvc") + MSVT.getAsString() + Twine('-') + ObjFmt).str());
829 }
830 return Triple.getTriple();
831}
832
835 Res |= SanitizerKind::Address;
836 Res |= SanitizerKind::PointerCompare;
837 Res |= SanitizerKind::PointerSubtract;
838 Res |= SanitizerKind::Fuzzer;
839 Res |= SanitizerKind::FuzzerNoLink;
841 return Res;
842}
843
845 bool SupportsForcingFramePointer,
846 const char *ExpandChar, const OptTable &Opts) {
847 assert(A->getOption().matches(options::OPT__SLASH_O));
848
849 StringRef OptStr = A->getValue();
850 for (size_t I = 0, E = OptStr.size(); I != E; ++I) {
851 const char &OptChar = *(OptStr.data() + I);
852 switch (OptChar) {
853 default:
854 break;
855 case '1':
856 case '2':
857 case 'x':
858 case 'd':
859
860
861 if (&OptChar != ExpandChar) {
862 A->claim();
863 break;
864 }
865 if (OptChar == 'd') {
866 DAL.AddFlagArg(A, Opts.getOption(options::OPT_O0));
867 } else {
868 if (OptChar == '1') {
869 DAL.AddJoinedArg(A, Opts.getOption(options::OPT_O), "s");
870 } else if (OptChar == '2' || OptChar == 'x') {
871 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fbuiltin));
872 DAL.AddJoinedArg(A, Opts.getOption(options::OPT_O), "3");
873 }
874 if (SupportsForcingFramePointer &&
875 !DAL.hasArgNoClaim(options::OPT_fno_omit_frame_pointer))
876 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fomit_frame_pointer));
877 if (OptChar == '1' || OptChar == '2')
878 DAL.AddFlagArg(A, Opts.getOption(options::OPT_ffunction_sections));
879 }
880 break;
881 case 'b':
882 if (I + 1 != E && isdigit(OptStr[I + 1])) {
883 switch (OptStr[I + 1]) {
884 case '0':
885 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fno_inline));
886 break;
887 case '1':
888 DAL.AddFlagArg(A, Opts.getOption(options::OPT_finline_hint_functions));
889 break;
890 case '2':
891 case '3':
892 DAL.AddFlagArg(A, Opts.getOption(options::OPT_finline_functions));
893 break;
894 }
895 ++I;
896 }
897 break;
898 case 'g':
899 A->claim();
900 break;
901 case 'i':
902 if (I + 1 != E && OptStr[I + 1] == '-') {
903 ++I;
904 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fno_builtin));
905 } else {
906 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fbuiltin));
907 }
908 break;
909 case 's':
910 DAL.AddJoinedArg(A, Opts.getOption(options::OPT_O), "s");
911 break;
912 case 't':
913 DAL.AddJoinedArg(A, Opts.getOption(options::OPT_O), "3");
914 break;
915 case 'y': {
916 bool OmitFramePointer = true;
917 if (I + 1 != E && OptStr[I + 1] == '-') {
918 OmitFramePointer = false;
919 ++I;
920 }
921 if (SupportsForcingFramePointer) {
922 if (OmitFramePointer)
923 DAL.AddFlagArg(A,
924 Opts.getOption(options::OPT_fomit_frame_pointer));
925 else
926 DAL.AddFlagArg(
927 A, Opts.getOption(options::OPT_fno_omit_frame_pointer));
928 } else {
929
930
931
932
933 A->claim();
934 }
935 break;
936 }
937 }
938 }
939}
940
941static void TranslateDArg(Arg *A, llvm::opt::DerivedArgList &DAL,
942 const OptTable &Opts) {
943 assert(A->getOption().matches(options::OPT_D));
944
945 StringRef Val = A->getValue();
946 size_t Hash = Val.find('#');
947 if (Hash == StringRef::npos || Hash > Val.find('=')) {
948 DAL.append(A);
949 return;
950 }
951
952 std::string NewVal = std::string(Val);
953 NewVal[Hash] = '=';
954 DAL.AddJoinedArg(A, Opts.getOption(options::OPT_D), NewVal);
955}
956
958 const OptTable &Opts) {
959 DAL.AddFlagArg(A, Opts.getOption(options::OPT__SLASH_Zc_twoPhase_));
960 DAL.AddFlagArg(A, Opts.getOption(options::OPT_fno_operator_names));
961}
962
964 const OptTable &Opts) {
965 DAL.AddFlagArg(A, Opts.getOption(options::OPT__SLASH_Zc_twoPhase));
966 DAL.AddFlagArg(A, Opts.getOption(options::OPT_foperator_names));
967}
968
969llvm::opt::DerivedArgList *
971 StringRef BoundArch,
973 DerivedArgList *DAL = new DerivedArgList(Args.getBaseArgs());
975
976
977 bool SupportsForcingFramePointer = getArch() != llvm::Triple::x86_64;
978
979
980
981
982
983
984
985
986
987
988 const char *ExpandChar = nullptr;
989 for (Arg *A : Args.filtered(options::OPT__SLASH_O)) {
990 StringRef OptStr = A->getValue();
991 for (size_t I = 0, E = OptStr.size(); I != E; ++I) {
992 char OptChar = OptStr[I];
993 char PrevChar = I > 0 ? OptStr[I - 1] : '0';
994 if (PrevChar == 'b') {
995
996 continue;
997 }
998 if (OptChar == '1' || OptChar == '2' || OptChar == 'x' || OptChar == 'd')
999 ExpandChar = OptStr.data() + I;
1000 }
1001 }
1002
1003 for (Arg *A : Args) {
1004 if (A->getOption().matches(options::OPT__SLASH_O)) {
1005
1006
1007 TranslateOptArg(A, *DAL, SupportsForcingFramePointer, ExpandChar, Opts);
1008 } else if (A->getOption().matches(options::OPT_D)) {
1009
1011 } else if (A->getOption().matches(options::OPT__SLASH_permissive)) {
1012
1014 } else if (A->getOption().matches(options::OPT__SLASH_permissive_)) {
1015
1018
1019 DAL->append(A);
1020 }
1021 }
1022
1023 return DAL;
1024}
1025
1027 const ArgList &DriverArgs, ArgStringList &CC1Args,
1029
1030
1031 if (DriverArgs.hasFlag(options::OPT_fno_rtti, options::OPT_frtti,
1032 false))
1033 CC1Args.push_back("-D_HAS_STATIC_RTTI=0");
1034
1035 if (Arg *A = DriverArgs.getLastArgNoClaim(options::OPT_marm64x))
1036 A->ignoreTargetSpecific();
1037}
static void TranslatePermissiveMinus(Arg *A, llvm::opt::DerivedArgList &DAL, const OptTable &Opts)
static VersionTuple getMSVCVersionFromExe(const std::string &BinDir)
static bool canExecute(llvm::vfs::FileSystem &VFS, StringRef Path)
static std::string FindVisualStudioExecutable(const ToolChain &TC, const char *Exe)
static void TranslateDArg(Arg *A, llvm::opt::DerivedArgList &DAL, const OptTable &Opts)
static void TranslateOptArg(Arg *A, llvm::opt::DerivedArgList &DAL, bool SupportsForcingFramePointer, const char *ExpandChar, const OptTable &Opts)
static void TranslatePermissive(Arg *A, llvm::opt::DerivedArgList &DAL, const OptTable &Opts)
Defines version macros and version-related utility functions for Clang.
The base class of the type hierarchy.
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...
DiagnosticBuilder Diag(unsigned DiagID) const
const llvm::opt::OptTable & getOpts() const
@ 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
The JSON file list parser is used to communicate input to InstallAPI.
static constexpr ResponseFileSupport AtFileUTF16()