xref: /freebsd/contrib/llvm-project/clang/lib/Driver/ToolChains/PS4CPU.cpp (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1 //===--- PS4CPU.cpp - PS4CPU ToolChain Implementations ----------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "PS4CPU.h"
10 #include "CommonArgs.h"
11 #include "clang/Config/config.h"
12 #include "clang/Driver/Compilation.h"
13 #include "clang/Driver/Driver.h"
14 #include "clang/Driver/DriverDiagnostic.h"
15 #include "clang/Driver/Options.h"
16 #include "clang/Driver/SanitizerArgs.h"
17 #include "llvm/Option/ArgList.h"
18 #include "llvm/Support/FileSystem.h"
19 #include "llvm/Support/Path.h"
20 #include <cstdlib> // ::getenv
21 
22 using namespace clang::driver;
23 using namespace clang;
24 using namespace llvm::opt;
25 
26 // Helper to paste bits of an option together and return a saved string.
makeArgString(const ArgList & Args,const char * Prefix,const char * Base,const char * Suffix)27 static const char *makeArgString(const ArgList &Args, const char *Prefix,
28                                  const char *Base, const char *Suffix) {
29   // Basically "Prefix + Base + Suffix" all converted to Twine then saved.
30   return Args.MakeArgString(Twine(StringRef(Prefix), Base) + Suffix);
31 }
32 
addProfileRTArgs(const ToolChain & TC,const ArgList & Args,ArgStringList & CmdArgs)33 void tools::PScpu::addProfileRTArgs(const ToolChain &TC, const ArgList &Args,
34                                     ArgStringList &CmdArgs) {
35   assert(TC.getTriple().isPS());
36   auto &PSTC = static_cast<const toolchains::PS4PS5Base &>(TC);
37 
38   if ((Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs,
39                     false) ||
40        Args.hasFlag(options::OPT_fprofile_generate,
41                     options::OPT_fno_profile_generate, false) ||
42        Args.hasFlag(options::OPT_fprofile_generate_EQ,
43                     options::OPT_fno_profile_generate, false) ||
44        Args.hasFlag(options::OPT_fprofile_instr_generate,
45                     options::OPT_fno_profile_instr_generate, false) ||
46        Args.hasFlag(options::OPT_fprofile_instr_generate_EQ,
47                     options::OPT_fno_profile_instr_generate, false) ||
48        Args.hasFlag(options::OPT_fcs_profile_generate,
49                     options::OPT_fno_profile_generate, false) ||
50        Args.hasFlag(options::OPT_fcs_profile_generate_EQ,
51                     options::OPT_fno_profile_generate, false) ||
52        Args.hasArg(options::OPT_fcreate_profile) ||
53        Args.hasArg(options::OPT_coverage)))
54     CmdArgs.push_back(makeArgString(
55         Args, "--dependent-lib=", PSTC.getProfileRTLibName(), ""));
56 }
57 
ConstructJob(Compilation & C,const JobAction & JA,const InputInfo & Output,const InputInfoList & Inputs,const ArgList & Args,const char * LinkingOutput) const58 void tools::PScpu::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
59                                            const InputInfo &Output,
60                                            const InputInfoList &Inputs,
61                                            const ArgList &Args,
62                                            const char *LinkingOutput) const {
63   auto &TC = static_cast<const toolchains::PS4PS5Base &>(getToolChain());
64   claimNoWarnArgs(Args);
65   ArgStringList CmdArgs;
66 
67   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
68 
69   CmdArgs.push_back("-o");
70   CmdArgs.push_back(Output.getFilename());
71 
72   assert(Inputs.size() == 1 && "Unexpected number of inputs.");
73   const InputInfo &Input = Inputs[0];
74   assert(Input.isFilename() && "Invalid input.");
75   CmdArgs.push_back(Input.getFilename());
76 
77   std::string AsName = TC.qualifyPSCmdName("as");
78   const char *Exec = Args.MakeArgString(TC.GetProgramPath(AsName.c_str()));
79   C.addCommand(std::make_unique<Command>(JA, *this,
80                                          ResponseFileSupport::AtFileUTF8(),
81                                          Exec, CmdArgs, Inputs, Output));
82 }
83 
addSanitizerArgs(const ToolChain & TC,const ArgList & Args,ArgStringList & CmdArgs)84 void tools::PScpu::addSanitizerArgs(const ToolChain &TC, const ArgList &Args,
85                                     ArgStringList &CmdArgs) {
86   assert(TC.getTriple().isPS());
87   auto &PSTC = static_cast<const toolchains::PS4PS5Base &>(TC);
88   PSTC.addSanitizerArgs(Args, CmdArgs, "--dependent-lib=lib", ".a");
89 }
90 
addSanitizerArgs(const ArgList & Args,ArgStringList & CmdArgs,const char * Prefix,const char * Suffix) const91 void toolchains::PS4CPU::addSanitizerArgs(const ArgList &Args,
92                                           ArgStringList &CmdArgs,
93                                           const char *Prefix,
94                                           const char *Suffix) const {
95   auto arg = [&](const char *Name) -> const char * {
96     return makeArgString(Args, Prefix, Name, Suffix);
97   };
98   const SanitizerArgs &SanArgs = getSanitizerArgs(Args);
99   if (SanArgs.needsUbsanRt())
100     CmdArgs.push_back(arg("SceDbgUBSanitizer_stub_weak"));
101   if (SanArgs.needsAsanRt())
102     CmdArgs.push_back(arg("SceDbgAddressSanitizer_stub_weak"));
103 }
104 
addSanitizerArgs(const ArgList & Args,ArgStringList & CmdArgs,const char * Prefix,const char * Suffix) const105 void toolchains::PS5CPU::addSanitizerArgs(const ArgList &Args,
106                                           ArgStringList &CmdArgs,
107                                           const char *Prefix,
108                                           const char *Suffix) const {
109   auto arg = [&](const char *Name) -> const char * {
110     return makeArgString(Args, Prefix, Name, Suffix);
111   };
112   const SanitizerArgs &SanArgs = getSanitizerArgs(Args);
113   if (SanArgs.needsUbsanRt())
114     CmdArgs.push_back(arg("SceUBSanitizer_nosubmission_stub_weak"));
115   if (SanArgs.needsAsanRt())
116     CmdArgs.push_back(arg("SceAddressSanitizer_nosubmission_stub_weak"));
117   if (SanArgs.needsTsanRt())
118     CmdArgs.push_back(arg("SceThreadSanitizer_nosubmission_stub_weak"));
119 }
120 
ConstructJob(Compilation & C,const JobAction & JA,const InputInfo & Output,const InputInfoList & Inputs,const ArgList & Args,const char * LinkingOutput) const121 void tools::PS4cpu::Linker::ConstructJob(Compilation &C, const JobAction &JA,
122                                          const InputInfo &Output,
123                                          const InputInfoList &Inputs,
124                                          const ArgList &Args,
125                                          const char *LinkingOutput) const {
126   auto &TC = static_cast<const toolchains::PS4PS5Base &>(getToolChain());
127   const Driver &D = TC.getDriver();
128   ArgStringList CmdArgs;
129 
130   // Silence warning for "clang -g foo.o -o foo"
131   Args.ClaimAllArgs(options::OPT_g_Group);
132   // and "clang -emit-llvm foo.o -o foo"
133   Args.ClaimAllArgs(options::OPT_emit_llvm);
134   // and for "clang -w foo.o -o foo". Other warning options are already
135   // handled somewhere else.
136   Args.ClaimAllArgs(options::OPT_w);
137 
138   if (!D.SysRoot.empty())
139     CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
140 
141   if (Args.hasArg(options::OPT_pie))
142     CmdArgs.push_back("-pie");
143 
144   if (Args.hasArg(options::OPT_rdynamic))
145     CmdArgs.push_back("-export-dynamic");
146   if (Args.hasArg(options::OPT_shared))
147     CmdArgs.push_back("--shared");
148 
149   assert((Output.isFilename() || Output.isNothing()) && "Invalid output.");
150   if (Output.isFilename()) {
151     CmdArgs.push_back("-o");
152     CmdArgs.push_back(Output.getFilename());
153   }
154 
155   const bool UseLTO = D.isUsingLTO();
156   const bool UseJMC =
157       Args.hasFlag(options::OPT_fjmc, options::OPT_fno_jmc, false);
158 
159   const char *LTOArgs = "";
160   auto AddCodeGenFlag = [&](Twine Flag) {
161     LTOArgs = Args.MakeArgString(Twine(LTOArgs) + " " + Flag);
162   };
163 
164   if (UseLTO) {
165     // We default to creating the arange section, but LTO does not. Enable it
166     // here.
167     AddCodeGenFlag("-generate-arange-section");
168 
169     // This tells LTO to perform JustMyCode instrumentation.
170     if (UseJMC)
171       AddCodeGenFlag("-enable-jmc-instrument");
172 
173     if (Arg *A = Args.getLastArg(options::OPT_fcrash_diagnostics_dir))
174       AddCodeGenFlag(Twine("-crash-diagnostics-dir=") + A->getValue());
175 
176     StringRef Parallelism = getLTOParallelism(Args, D);
177     if (!Parallelism.empty())
178       AddCodeGenFlag(Twine("-threads=") + Parallelism);
179 
180     const char *Prefix = nullptr;
181     if (D.getLTOMode() == LTOK_Thin)
182       Prefix = "-lto-thin-debug-options=";
183     else if (D.getLTOMode() == LTOK_Full)
184       Prefix = "-lto-debug-options=";
185     else
186       llvm_unreachable("new LTO mode?");
187 
188     CmdArgs.push_back(Args.MakeArgString(Twine(Prefix) + LTOArgs));
189   }
190 
191   if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs))
192     TC.addSanitizerArgs(Args, CmdArgs, "-l", "");
193 
194   if (D.isUsingLTO() && Args.hasArg(options::OPT_funified_lto)) {
195     if (D.getLTOMode() == LTOK_Thin)
196       CmdArgs.push_back("--lto=thin");
197     else if (D.getLTOMode() == LTOK_Full)
198       CmdArgs.push_back("--lto=full");
199   }
200 
201   Args.addAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group,
202                             options::OPT_s, options::OPT_t});
203 
204   if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle))
205     CmdArgs.push_back("--no-demangle");
206 
207   AddLinkerInputs(TC, Inputs, Args, CmdArgs, JA);
208 
209   if (Args.hasArg(options::OPT_pthread)) {
210     CmdArgs.push_back("-lpthread");
211   }
212 
213   if (UseJMC) {
214     CmdArgs.push_back("--whole-archive");
215     CmdArgs.push_back("-lSceDbgJmc");
216     CmdArgs.push_back("--no-whole-archive");
217   }
218 
219   if (Args.hasArg(options::OPT_fuse_ld_EQ)) {
220     D.Diag(diag::err_drv_unsupported_opt_for_target)
221         << "-fuse-ld" << TC.getTriple().str();
222   }
223 
224   std::string LdName = TC.qualifyPSCmdName(TC.getLinkerBaseName());
225   const char *Exec = Args.MakeArgString(TC.GetProgramPath(LdName.c_str()));
226 
227   C.addCommand(std::make_unique<Command>(JA, *this,
228                                          ResponseFileSupport::AtFileUTF8(),
229                                          Exec, CmdArgs, Inputs, Output));
230 }
231 
ConstructJob(Compilation & C,const JobAction & JA,const InputInfo & Output,const InputInfoList & Inputs,const ArgList & Args,const char * LinkingOutput) const232 void tools::PS5cpu::Linker::ConstructJob(Compilation &C, const JobAction &JA,
233                                          const InputInfo &Output,
234                                          const InputInfoList &Inputs,
235                                          const ArgList &Args,
236                                          const char *LinkingOutput) const {
237   auto &TC = static_cast<const toolchains::PS4PS5Base &>(getToolChain());
238   const Driver &D = TC.getDriver();
239   ArgStringList CmdArgs;
240 
241   // Silence warning for "clang -g foo.o -o foo"
242   Args.ClaimAllArgs(options::OPT_g_Group);
243   // and "clang -emit-llvm foo.o -o foo"
244   Args.ClaimAllArgs(options::OPT_emit_llvm);
245   // and for "clang -w foo.o -o foo". Other warning options are already
246   // handled somewhere else.
247   Args.ClaimAllArgs(options::OPT_w);
248 
249   if (!D.SysRoot.empty())
250     CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
251 
252   if (Args.hasArg(options::OPT_pie))
253     CmdArgs.push_back("-pie");
254 
255   if (Args.hasArg(options::OPT_rdynamic))
256     CmdArgs.push_back("-export-dynamic");
257   if (Args.hasArg(options::OPT_shared))
258     CmdArgs.push_back("--shared");
259 
260   assert((Output.isFilename() || Output.isNothing()) && "Invalid output.");
261   if (Output.isFilename()) {
262     CmdArgs.push_back("-o");
263     CmdArgs.push_back(Output.getFilename());
264   }
265 
266   const bool UseLTO = D.isUsingLTO();
267   const bool UseJMC =
268       Args.hasFlag(options::OPT_fjmc, options::OPT_fno_jmc, false);
269 
270   auto AddCodeGenFlag = [&](Twine Flag) {
271     CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=") + Flag));
272   };
273 
274   if (UseLTO) {
275     // We default to creating the arange section, but LTO does not. Enable it
276     // here.
277     AddCodeGenFlag("-generate-arange-section");
278 
279     // This tells LTO to perform JustMyCode instrumentation.
280     if (UseJMC)
281       AddCodeGenFlag("-enable-jmc-instrument");
282 
283     if (Arg *A = Args.getLastArg(options::OPT_fcrash_diagnostics_dir))
284       AddCodeGenFlag(Twine("-crash-diagnostics-dir=") + A->getValue());
285 
286     StringRef Parallelism = getLTOParallelism(Args, D);
287     if (!Parallelism.empty())
288       CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=jobs=") + Parallelism));
289   }
290 
291   if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs))
292     TC.addSanitizerArgs(Args, CmdArgs, "-l", "");
293 
294   if (D.isUsingLTO() && Args.hasArg(options::OPT_funified_lto)) {
295     if (D.getLTOMode() == LTOK_Thin)
296       CmdArgs.push_back("--lto=thin");
297     else if (D.getLTOMode() == LTOK_Full)
298       CmdArgs.push_back("--lto=full");
299   }
300 
301   Args.addAllArgs(CmdArgs, {options::OPT_L, options::OPT_T_Group,
302                             options::OPT_s, options::OPT_t});
303 
304   if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle))
305     CmdArgs.push_back("--no-demangle");
306 
307   AddLinkerInputs(TC, Inputs, Args, CmdArgs, JA);
308 
309   if (Args.hasArg(options::OPT_pthread)) {
310     CmdArgs.push_back("-lpthread");
311   }
312 
313   if (UseJMC) {
314     CmdArgs.push_back("--whole-archive");
315     CmdArgs.push_back("-lSceJmc_nosubmission");
316     CmdArgs.push_back("--no-whole-archive");
317   }
318 
319   if (Args.hasArg(options::OPT_fuse_ld_EQ)) {
320     D.Diag(diag::err_drv_unsupported_opt_for_target)
321         << "-fuse-ld" << TC.getTriple().str();
322   }
323 
324   std::string LdName = TC.qualifyPSCmdName(TC.getLinkerBaseName());
325   const char *Exec = Args.MakeArgString(TC.GetProgramPath(LdName.c_str()));
326 
327   C.addCommand(std::make_unique<Command>(JA, *this,
328                                          ResponseFileSupport::AtFileUTF8(),
329                                          Exec, CmdArgs, Inputs, Output));
330 }
331 
PS4PS5Base(const Driver & D,const llvm::Triple & Triple,const ArgList & Args,StringRef Platform,const char * EnvVar)332 toolchains::PS4PS5Base::PS4PS5Base(const Driver &D, const llvm::Triple &Triple,
333                                    const ArgList &Args, StringRef Platform,
334                                    const char *EnvVar)
335     : Generic_ELF(D, Triple, Args) {
336   if (Args.hasArg(clang::driver::options::OPT_static))
337     D.Diag(clang::diag::err_drv_unsupported_opt_for_target)
338         << "-static" << Platform;
339 
340   // Determine where to find the PS4/PS5 libraries.
341   // If -isysroot was passed, use that as the SDK base path.
342   // If not, we use the EnvVar if it exists; otherwise use the driver's
343   // installation path, which should be <SDK_DIR>/host_tools/bin.
344   SmallString<80> Whence;
345   if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) {
346     SDKRootDir = A->getValue();
347     if (!llvm::sys::fs::exists(SDKRootDir))
348       D.Diag(clang::diag::warn_missing_sysroot) << SDKRootDir;
349     Whence = A->getSpelling();
350   } else if (const char *EnvValue = getenv(EnvVar)) {
351     SDKRootDir = EnvValue;
352     Whence = { "environment variable '", EnvVar, "'" };
353   } else {
354     SDKRootDir = D.Dir + "/../../";
355     Whence = "compiler's location";
356   }
357 
358   SmallString<512> SDKIncludeDir(SDKRootDir);
359   llvm::sys::path::append(SDKIncludeDir, "target/include");
360   if (!Args.hasArg(options::OPT_nostdinc) &&
361       !Args.hasArg(options::OPT_nostdlibinc) &&
362       !Args.hasArg(options::OPT_isysroot) &&
363       !Args.hasArg(options::OPT__sysroot_EQ) &&
364       !llvm::sys::fs::exists(SDKIncludeDir)) {
365     D.Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
366         << Twine(Platform, " system headers").str() << SDKIncludeDir << Whence;
367   }
368 
369   SmallString<512> SDKLibDir(SDKRootDir);
370   llvm::sys::path::append(SDKLibDir, "target/lib");
371   if (!Args.hasArg(options::OPT_nostdlib) &&
372       !Args.hasArg(options::OPT_nodefaultlibs) &&
373       !Args.hasArg(options::OPT__sysroot_EQ) && !Args.hasArg(options::OPT_E) &&
374       !Args.hasArg(options::OPT_c) && !Args.hasArg(options::OPT_S) &&
375       !Args.hasArg(options::OPT_emit_ast) &&
376       !llvm::sys::fs::exists(SDKLibDir)) {
377     D.Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
378         << Twine(Platform, " system libraries").str() << SDKLibDir << Whence;
379     return;
380   }
381   getFilePaths().push_back(std::string(SDKLibDir));
382 }
383 
AddClangSystemIncludeArgs(const ArgList & DriverArgs,ArgStringList & CC1Args) const384 void toolchains::PS4PS5Base::AddClangSystemIncludeArgs(
385     const ArgList &DriverArgs,
386     ArgStringList &CC1Args) const {
387   const Driver &D = getDriver();
388 
389   if (DriverArgs.hasArg(options::OPT_nostdinc))
390     return;
391 
392   if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
393     SmallString<128> Dir(D.ResourceDir);
394     llvm::sys::path::append(Dir, "include");
395     addSystemInclude(DriverArgs, CC1Args, Dir.str());
396   }
397 
398   if (DriverArgs.hasArg(options::OPT_nostdlibinc))
399     return;
400 
401   addExternCSystemInclude(DriverArgs, CC1Args,
402                           SDKRootDir + "/target/include");
403   addExternCSystemInclude(DriverArgs, CC1Args,
404                           SDKRootDir + "/target/include_common");
405 }
406 
buildAssembler() const407 Tool *toolchains::PS4CPU::buildAssembler() const {
408   return new tools::PScpu::Assembler(*this);
409 }
410 
buildLinker() const411 Tool *toolchains::PS4CPU::buildLinker() const {
412   return new tools::PS4cpu::Linker(*this);
413 }
414 
buildAssembler() const415 Tool *toolchains::PS5CPU::buildAssembler() const {
416   // PS5 does not support an external assembler.
417   getDriver().Diag(clang::diag::err_no_external_assembler);
418   return nullptr;
419 }
420 
buildLinker() const421 Tool *toolchains::PS5CPU::buildLinker() const {
422   return new tools::PS5cpu::Linker(*this);
423 }
424 
getSupportedSanitizers() const425 SanitizerMask toolchains::PS4PS5Base::getSupportedSanitizers() const {
426   SanitizerMask Res = ToolChain::getSupportedSanitizers();
427   Res |= SanitizerKind::Address;
428   Res |= SanitizerKind::PointerCompare;
429   Res |= SanitizerKind::PointerSubtract;
430   Res |= SanitizerKind::Vptr;
431   return Res;
432 }
433 
getSupportedSanitizers() const434 SanitizerMask toolchains::PS5CPU::getSupportedSanitizers() const {
435   SanitizerMask Res = PS4PS5Base::getSupportedSanitizers();
436   Res |= SanitizerKind::Thread;
437   return Res;
438 }
439 
addClangTargetOptions(const ArgList & DriverArgs,ArgStringList & CC1Args,Action::OffloadKind DeviceOffloadingKind) const440 void toolchains::PS4PS5Base::addClangTargetOptions(
441     const ArgList &DriverArgs, ArgStringList &CC1Args,
442     Action::OffloadKind DeviceOffloadingKind) const {
443   // PS4/PS5 do not use init arrays.
444   if (DriverArgs.hasArg(options::OPT_fuse_init_array)) {
445     Arg *A = DriverArgs.getLastArg(options::OPT_fuse_init_array);
446     getDriver().Diag(clang::diag::err_drv_unsupported_opt_for_target)
447         << A->getAsString(DriverArgs) << getTriple().str();
448   }
449 
450   CC1Args.push_back("-fno-use-init-array");
451 
452   // Default to `hidden` visibility for PS5.
453   if (getTriple().isPS5() &&
454       !DriverArgs.hasArg(options::OPT_fvisibility_EQ,
455                          options::OPT_fvisibility_ms_compat))
456     CC1Args.push_back("-fvisibility=hidden");
457 
458   // Default to -fvisibility-global-new-delete=source for PS5.
459   if (getTriple().isPS5() &&
460       !DriverArgs.hasArg(options::OPT_fvisibility_global_new_delete_EQ,
461                          options::OPT_fvisibility_global_new_delete_hidden))
462     CC1Args.push_back("-fvisibility-global-new-delete=source");
463 
464   const Arg *A =
465       DriverArgs.getLastArg(options::OPT_fvisibility_from_dllstorageclass,
466                             options::OPT_fno_visibility_from_dllstorageclass);
467   if (!A ||
468       A->getOption().matches(options::OPT_fvisibility_from_dllstorageclass)) {
469     CC1Args.push_back("-fvisibility-from-dllstorageclass");
470 
471     if (DriverArgs.hasArg(options::OPT_fvisibility_dllexport_EQ))
472       DriverArgs.AddLastArg(CC1Args, options::OPT_fvisibility_dllexport_EQ);
473     else
474       CC1Args.push_back("-fvisibility-dllexport=protected");
475 
476     // For PS4 we override the visibilty of globals definitions without
477     // dllimport or  dllexport annotations.
478     if (DriverArgs.hasArg(options::OPT_fvisibility_nodllstorageclass_EQ))
479       DriverArgs.AddLastArg(CC1Args,
480                             options::OPT_fvisibility_nodllstorageclass_EQ);
481     else if (getTriple().isPS4())
482       CC1Args.push_back("-fvisibility-nodllstorageclass=hidden");
483     else
484       CC1Args.push_back("-fvisibility-nodllstorageclass=keep");
485 
486     if (DriverArgs.hasArg(options::OPT_fvisibility_externs_dllimport_EQ))
487       DriverArgs.AddLastArg(CC1Args,
488                             options::OPT_fvisibility_externs_dllimport_EQ);
489     else
490       CC1Args.push_back("-fvisibility-externs-dllimport=default");
491 
492     // For PS4 we override the visibilty of external globals without
493     // dllimport or  dllexport annotations.
494     if (DriverArgs.hasArg(
495             options::OPT_fvisibility_externs_nodllstorageclass_EQ))
496       DriverArgs.AddLastArg(
497           CC1Args, options::OPT_fvisibility_externs_nodllstorageclass_EQ);
498     else if (getTriple().isPS4())
499       CC1Args.push_back("-fvisibility-externs-nodllstorageclass=default");
500     else
501       CC1Args.push_back("-fvisibility-externs-nodllstorageclass=keep");
502   }
503 }
504 
505 // PS4 toolchain.
PS4CPU(const Driver & D,const llvm::Triple & Triple,const llvm::opt::ArgList & Args)506 toolchains::PS4CPU::PS4CPU(const Driver &D, const llvm::Triple &Triple,
507                            const llvm::opt::ArgList &Args)
508     : PS4PS5Base(D, Triple, Args, "PS4", "SCE_ORBIS_SDK_DIR") {}
509 
510 // PS5 toolchain.
PS5CPU(const Driver & D,const llvm::Triple & Triple,const llvm::opt::ArgList & Args)511 toolchains::PS5CPU::PS5CPU(const Driver &D, const llvm::Triple &Triple,
512                            const llvm::opt::ArgList &Args)
513     : PS4PS5Base(D, Triple, Args, "PS5", "SCE_PROSPERO_SDK_DIR") {}
514