clang  10.0.0git
HIP.cpp
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1 //===--- HIP.cpp - HIP Tool and 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 "HIP.h"
10 #include "CommonArgs.h"
11 #include "InputInfo.h"
12 #include "clang/Basic/Cuda.h"
14 #include "clang/Driver/Driver.h"
16 #include "clang/Driver/Options.h"
17 #include "llvm/Support/FileSystem.h"
18 #include "llvm/Support/Path.h"
19 
20 using namespace clang::driver;
21 using namespace clang::driver::toolchains;
22 using namespace clang::driver::tools;
23 using namespace clang;
24 using namespace llvm::opt;
25 
26 #if defined(_WIN32) || defined(_WIN64)
27 #define NULL_FILE "nul"
28 #else
29 #define NULL_FILE "/dev/null"
30 #endif
31 
32 namespace {
33 
34 static void addBCLib(const Driver &D, const ArgList &Args,
35  ArgStringList &CmdArgs, ArgStringList LibraryPaths,
36  StringRef BCName) {
37  StringRef FullName;
38  for (std::string LibraryPath : LibraryPaths) {
39  SmallString<128> Path(LibraryPath);
40  llvm::sys::path::append(Path, BCName);
41  FullName = Path;
42  if (llvm::sys::fs::exists(FullName)) {
43  CmdArgs.push_back("-mlink-builtin-bitcode");
44  CmdArgs.push_back(Args.MakeArgString(FullName));
45  return;
46  }
47  }
48  D.Diag(diag::err_drv_no_such_file) << BCName;
49 }
50 
51 static const char *getOutputFileName(Compilation &C, StringRef Base,
52  const char *Postfix,
53  const char *Extension) {
54  const char *OutputFileName;
55  if (C.getDriver().isSaveTempsEnabled()) {
56  OutputFileName =
57  C.getArgs().MakeArgString(Base.str() + Postfix + "." + Extension);
58  } else {
59  std::string TmpName =
60  C.getDriver().GetTemporaryPath(Base.str() + Postfix, Extension);
61  OutputFileName = C.addTempFile(C.getArgs().MakeArgString(TmpName));
62  }
63  return OutputFileName;
64 }
65 
66 static void addOptLevelArgs(const llvm::opt::ArgList &Args,
67  llvm::opt::ArgStringList &CmdArgs,
68  bool IsLlc = false) {
69  if (Arg *A = Args.getLastArg(options::OPT_O_Group)) {
70  StringRef OOpt = "3";
71  if (A->getOption().matches(options::OPT_O4) ||
72  A->getOption().matches(options::OPT_Ofast))
73  OOpt = "3";
74  else if (A->getOption().matches(options::OPT_O0))
75  OOpt = "0";
76  else if (A->getOption().matches(options::OPT_O)) {
77  // Clang and opt support -Os/-Oz; llc only supports -O0, -O1, -O2 and -O3
78  // so we map -Os/-Oz to -O2.
79  // Only clang supports -Og, and maps it to -O1.
80  // We map anything else to -O2.
81  OOpt = llvm::StringSwitch<const char *>(A->getValue())
82  .Case("1", "1")
83  .Case("2", "2")
84  .Case("3", "3")
85  .Case("s", IsLlc ? "2" : "s")
86  .Case("z", IsLlc ? "2" : "z")
87  .Case("g", "1")
88  .Default("2");
89  }
90  CmdArgs.push_back(Args.MakeArgString("-O" + OOpt));
91  }
92 }
93 } // namespace
94 
95 const char *AMDGCN::Linker::constructLLVMLinkCommand(
96  Compilation &C, const JobAction &JA, const InputInfoList &Inputs,
97  const ArgList &Args, StringRef SubArchName,
98  StringRef OutputFilePrefix) const {
99  ArgStringList CmdArgs;
100  // Add the input bc's created by compile step.
101  for (const auto &II : Inputs)
102  CmdArgs.push_back(II.getFilename());
103 
104  // Add an intermediate output file.
105  CmdArgs.push_back("-o");
106  auto OutputFileName = getOutputFileName(C, OutputFilePrefix, "-linked", "bc");
107  CmdArgs.push_back(OutputFileName);
108  const char *Exec =
109  Args.MakeArgString(getToolChain().GetProgramPath("llvm-link"));
110  C.addCommand(std::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
111  return OutputFileName;
112 }
113 
114 const char *AMDGCN::Linker::constructOptCommand(
115  Compilation &C, const JobAction &JA, const InputInfoList &Inputs,
116  const llvm::opt::ArgList &Args, llvm::StringRef SubArchName,
117  llvm::StringRef OutputFilePrefix, const char *InputFileName) const {
118  // Construct opt command.
119  ArgStringList OptArgs;
120  // The input to opt is the output from llvm-link.
121  OptArgs.push_back(InputFileName);
122  // Pass optimization arg to opt.
123  addOptLevelArgs(Args, OptArgs);
124  OptArgs.push_back("-mtriple=amdgcn-amd-amdhsa");
125  OptArgs.push_back(Args.MakeArgString("-mcpu=" + SubArchName));
126 
127  for (const Arg *A : Args.filtered(options::OPT_mllvm)) {
128  OptArgs.push_back(A->getValue(0));
129  }
130 
131  OptArgs.push_back("-o");
132  auto OutputFileName =
133  getOutputFileName(C, OutputFilePrefix, "-optimized", "bc");
134  OptArgs.push_back(OutputFileName);
135  const char *OptExec =
136  Args.MakeArgString(getToolChain().GetProgramPath("opt"));
137  C.addCommand(std::make_unique<Command>(JA, *this, OptExec, OptArgs, Inputs));
138  return OutputFileName;
139 }
140 
141 const char *AMDGCN::Linker::constructLlcCommand(
142  Compilation &C, const JobAction &JA, const InputInfoList &Inputs,
143  const llvm::opt::ArgList &Args, llvm::StringRef SubArchName,
144  llvm::StringRef OutputFilePrefix, const char *InputFileName,
145  bool OutputIsAsm) const {
146  // Construct llc command.
147  ArgStringList LlcArgs;
148  // The input to llc is the output from opt.
149  LlcArgs.push_back(InputFileName);
150  // Pass optimization arg to llc.
151  addOptLevelArgs(Args, LlcArgs, /*IsLlc=*/true);
152  LlcArgs.push_back("-mtriple=amdgcn-amd-amdhsa");
153  LlcArgs.push_back(Args.MakeArgString("-mcpu=" + SubArchName));
154  LlcArgs.push_back(
155  Args.MakeArgString(Twine("-filetype=") + (OutputIsAsm ? "asm" : "obj")));
156 
157  // Extract all the -m options
158  std::vector<llvm::StringRef> Features;
160  Args, Features, options::OPT_m_amdgpu_Features_Group);
161 
162  // Add features to mattr such as xnack
163  std::string MAttrString = "-mattr=";
164  for(auto OneFeature : Features) {
165  MAttrString.append(Args.MakeArgString(OneFeature));
166  if (OneFeature != Features.back())
167  MAttrString.append(",");
168  }
169  if(!Features.empty())
170  LlcArgs.push_back(Args.MakeArgString(MAttrString));
171 
172  for (const Arg *A : Args.filtered(options::OPT_mllvm)) {
173  LlcArgs.push_back(A->getValue(0));
174  }
175 
176  // Add output filename
177  LlcArgs.push_back("-o");
178  auto LlcOutputFile =
179  getOutputFileName(C, OutputFilePrefix, "", OutputIsAsm ? "s" : "o");
180  LlcArgs.push_back(LlcOutputFile);
181  const char *Llc = Args.MakeArgString(getToolChain().GetProgramPath("llc"));
182  C.addCommand(std::make_unique<Command>(JA, *this, Llc, LlcArgs, Inputs));
183  return LlcOutputFile;
184 }
185 
186 void AMDGCN::Linker::constructLldCommand(Compilation &C, const JobAction &JA,
187  const InputInfoList &Inputs,
188  const InputInfo &Output,
189  const llvm::opt::ArgList &Args,
190  const char *InputFileName) const {
191  // Construct lld command.
192  // The output from ld.lld is an HSA code object file.
193  ArgStringList LldArgs{
194  "-flavor", "gnu", "-shared", "-o", Output.getFilename(), InputFileName};
195  const char *Lld = Args.MakeArgString(getToolChain().GetProgramPath("lld"));
196  C.addCommand(std::make_unique<Command>(JA, *this, Lld, LldArgs, Inputs));
197 }
198 
199 // Construct a clang-offload-bundler command to bundle code objects for
200 // different GPU's into a HIP fat binary.
202  StringRef OutputFileName, const InputInfoList &Inputs,
203  const llvm::opt::ArgList &Args, const Tool& T) {
204  // Construct clang-offload-bundler command to bundle object files for
205  // for different GPU archs.
206  ArgStringList BundlerArgs;
207  BundlerArgs.push_back(Args.MakeArgString("-type=o"));
208 
209  // ToDo: Remove the dummy host binary entry which is required by
210  // clang-offload-bundler.
211  std::string BundlerTargetArg = "-targets=host-x86_64-unknown-linux";
212  std::string BundlerInputArg = "-inputs=" NULL_FILE;
213 
214  for (const auto &II : Inputs) {
215  const auto* A = II.getAction();
216  BundlerTargetArg = BundlerTargetArg + ",hip-amdgcn-amd-amdhsa-" +
217  StringRef(A->getOffloadingArch()).str();
218  BundlerInputArg = BundlerInputArg + "," + II.getFilename();
219  }
220  BundlerArgs.push_back(Args.MakeArgString(BundlerTargetArg));
221  BundlerArgs.push_back(Args.MakeArgString(BundlerInputArg));
222 
223  auto BundlerOutputArg =
224  Args.MakeArgString(std::string("-outputs=").append(OutputFileName));
225  BundlerArgs.push_back(BundlerOutputArg);
226 
227  const char *Bundler = Args.MakeArgString(
228  T.getToolChain().GetProgramPath("clang-offload-bundler"));
229  C.addCommand(std::make_unique<Command>(JA, T, Bundler, BundlerArgs, Inputs));
230 }
231 
232 // For amdgcn the inputs of the linker job are device bitcode and output is
233 // object file. It calls llvm-link, opt, llc, then lld steps.
234 void AMDGCN::Linker::ConstructJob(Compilation &C, const JobAction &JA,
235  const InputInfo &Output,
236  const InputInfoList &Inputs,
237  const ArgList &Args,
238  const char *LinkingOutput) const {
239 
240  if (JA.getType() == types::TY_HIP_FATBIN)
241  return constructHIPFatbinCommand(C, JA, Output.getFilename(), Inputs, Args, *this);
242 
243  assert(getToolChain().getTriple().getArch() == llvm::Triple::amdgcn &&
244  "Unsupported target");
245 
246  std::string SubArchName = JA.getOffloadingArch();
247  assert(StringRef(SubArchName).startswith("gfx") && "Unsupported sub arch");
248 
249  // Prefix for temporary file name.
250  std::string Prefix = llvm::sys::path::stem(Inputs[0].getFilename()).str();
251  if (!C.getDriver().isSaveTempsEnabled())
252  Prefix += "-" + SubArchName;
253 
254  // Each command outputs different files.
255  const char *LLVMLinkCommand =
256  constructLLVMLinkCommand(C, JA, Inputs, Args, SubArchName, Prefix);
257  const char *OptCommand = constructOptCommand(C, JA, Inputs, Args, SubArchName,
258  Prefix, LLVMLinkCommand);
259  if (C.getDriver().isSaveTempsEnabled())
260  constructLlcCommand(C, JA, Inputs, Args, SubArchName, Prefix, OptCommand,
261  /*OutputIsAsm=*/true);
262  const char *LlcCommand =
263  constructLlcCommand(C, JA, Inputs, Args, SubArchName, Prefix, OptCommand);
264  constructLldCommand(C, JA, Inputs, Output, Args, LlcCommand);
265 }
266 
267 HIPToolChain::HIPToolChain(const Driver &D, const llvm::Triple &Triple,
268  const ToolChain &HostTC, const ArgList &Args)
269  : ToolChain(D, Triple, Args), HostTC(HostTC) {
270  // Lookup binaries into the driver directory, this is used to
271  // discover the clang-offload-bundler executable.
272  getProgramPaths().push_back(getDriver().Dir);
273 }
274 
276  const llvm::opt::ArgList &DriverArgs,
277  llvm::opt::ArgStringList &CC1Args,
278  Action::OffloadKind DeviceOffloadingKind) const {
279  HostTC.addClangTargetOptions(DriverArgs, CC1Args, DeviceOffloadingKind);
280 
281  StringRef GpuArch = DriverArgs.getLastArgValue(options::OPT_march_EQ);
282  assert(!GpuArch.empty() && "Must have an explicit GPU arch.");
283  (void) GpuArch;
284  assert(DeviceOffloadingKind == Action::OFK_HIP &&
285  "Only HIP offloading kinds are supported for GPUs.");
286 
287  CC1Args.push_back("-target-cpu");
288  CC1Args.push_back(DriverArgs.MakeArgStringRef(GpuArch));
289  CC1Args.push_back("-fcuda-is-device");
290 
291  if (DriverArgs.hasFlag(options::OPT_fcuda_flush_denormals_to_zero,
292  options::OPT_fno_cuda_flush_denormals_to_zero, false))
293  CC1Args.push_back("-fcuda-flush-denormals-to-zero");
294 
295  if (DriverArgs.hasFlag(options::OPT_fcuda_approx_transcendentals,
296  options::OPT_fno_cuda_approx_transcendentals, false))
297  CC1Args.push_back("-fcuda-approx-transcendentals");
298 
299  if (DriverArgs.hasFlag(options::OPT_fgpu_rdc, options::OPT_fno_gpu_rdc,
300  false))
301  CC1Args.push_back("-fgpu-rdc");
302 
303  StringRef MaxThreadsPerBlock =
304  DriverArgs.getLastArgValue(options::OPT_gpu_max_threads_per_block_EQ);
305  if (!MaxThreadsPerBlock.empty()) {
306  std::string ArgStr =
307  std::string("--gpu-max-threads-per-block=") + MaxThreadsPerBlock.str();
308  CC1Args.push_back(DriverArgs.MakeArgStringRef(ArgStr));
309  }
310 
311  if (DriverArgs.hasFlag(options::OPT_fgpu_allow_device_init,
312  options::OPT_fno_gpu_allow_device_init, false))
313  CC1Args.push_back("-fgpu-allow-device-init");
314 
315  CC1Args.push_back("-fcuda-allow-variadic-functions");
316 
317  // Default to "hidden" visibility, as object level linking will not be
318  // supported for the foreseeable future.
319  if (!DriverArgs.hasArg(options::OPT_fvisibility_EQ,
320  options::OPT_fvisibility_ms_compat)) {
321  CC1Args.append({"-fvisibility", "hidden"});
322  CC1Args.push_back("-fapply-global-visibility-to-externs");
323  }
324 
325  if (DriverArgs.hasArg(options::OPT_nogpulib))
326  return;
327  ArgStringList LibraryPaths;
328 
329  // Find in --hip-device-lib-path and HIP_LIBRARY_PATH.
330  for (auto Path :
331  DriverArgs.getAllArgValues(options::OPT_hip_device_lib_path_EQ))
332  LibraryPaths.push_back(DriverArgs.MakeArgString(Path));
333 
334  addDirectoryList(DriverArgs, LibraryPaths, "-L", "HIP_DEVICE_LIB_PATH");
335 
337 
338  // Add bitcode library in --hip-device-lib.
339  for (auto Lib : DriverArgs.getAllArgValues(options::OPT_hip_device_lib_EQ)) {
340  BCLibs.push_back(DriverArgs.MakeArgString(Lib));
341  }
342 
343  // If --hip-device-lib is not set, add the default bitcode libraries.
344  if (BCLibs.empty()) {
345  // Get the bc lib file name for ISA version. For example,
346  // gfx803 => oclc_isa_version_803.amdgcn.bc.
347  std::string GFXVersion = GpuArch.drop_front(3).str();
348  std::string ISAVerBC = "oclc_isa_version_" + GFXVersion + ".amdgcn.bc";
349 
350  llvm::StringRef FlushDenormalControlBC;
351  if (DriverArgs.hasArg(options::OPT_fcuda_flush_denormals_to_zero))
352  FlushDenormalControlBC = "oclc_daz_opt_on.amdgcn.bc";
353  else
354  FlushDenormalControlBC = "oclc_daz_opt_off.amdgcn.bc";
355 
356  llvm::StringRef WaveFrontSizeBC;
357  if (stoi(GFXVersion) < 1000)
358  WaveFrontSizeBC = "oclc_wavefrontsize64_on.amdgcn.bc";
359  else
360  WaveFrontSizeBC = "oclc_wavefrontsize64_off.amdgcn.bc";
361 
362  BCLibs.append({"hip.amdgcn.bc", "ocml.amdgcn.bc", "ockl.amdgcn.bc",
363  "oclc_finite_only_off.amdgcn.bc", FlushDenormalControlBC,
364  "oclc_correctly_rounded_sqrt_on.amdgcn.bc",
365  "oclc_unsafe_math_off.amdgcn.bc", ISAVerBC,
366  WaveFrontSizeBC});
367  }
368  for (auto Lib : BCLibs)
369  addBCLib(getDriver(), DriverArgs, CC1Args, LibraryPaths, Lib);
370 }
371 
372 llvm::opt::DerivedArgList *
373 HIPToolChain::TranslateArgs(const llvm::opt::DerivedArgList &Args,
374  StringRef BoundArch,
375  Action::OffloadKind DeviceOffloadKind) const {
376  DerivedArgList *DAL =
377  HostTC.TranslateArgs(Args, BoundArch, DeviceOffloadKind);
378  if (!DAL)
379  DAL = new DerivedArgList(Args.getBaseArgs());
380 
381  const OptTable &Opts = getDriver().getOpts();
382 
383  for (Arg *A : Args) {
384  if (A->getOption().matches(options::OPT_Xarch__)) {
385  // Skip this argument unless the architecture matches BoundArch.
386  if (BoundArch.empty() || A->getValue(0) != BoundArch)
387  continue;
388 
389  unsigned Index = Args.getBaseArgs().MakeIndex(A->getValue(1));
390  unsigned Prev = Index;
391  std::unique_ptr<Arg> XarchArg(Opts.ParseOneArg(Args, Index));
392 
393  // If the argument parsing failed or more than one argument was
394  // consumed, the -Xarch_ argument's parameter tried to consume
395  // extra arguments. Emit an error and ignore.
396  //
397  // We also want to disallow any options which would alter the
398  // driver behavior; that isn't going to work in our model. We
399  // use isDriverOption() as an approximation, although things
400  // like -O4 are going to slip through.
401  if (!XarchArg || Index > Prev + 1) {
402  getDriver().Diag(diag::err_drv_invalid_Xarch_argument_with_args)
403  << A->getAsString(Args);
404  continue;
405  } else if (XarchArg->getOption().hasFlag(options::DriverOption)) {
406  getDriver().Diag(diag::err_drv_invalid_Xarch_argument_isdriver)
407  << A->getAsString(Args);
408  continue;
409  }
410  XarchArg->setBaseArg(A);
411  A = XarchArg.release();
412  DAL->AddSynthesizedArg(A);
413  }
414  DAL->append(A);
415  }
416 
417  if (!BoundArch.empty()) {
418  DAL->eraseArg(options::OPT_march_EQ);
419  DAL->AddJoinedArg(nullptr, Opts.getOption(options::OPT_march_EQ), BoundArch);
420  }
421 
422  return DAL;
423 }
424 
426  assert(getTriple().getArch() == llvm::Triple::amdgcn);
427  return new tools::AMDGCN::Linker(*this);
428 }
429 
430 void HIPToolChain::addClangWarningOptions(ArgStringList &CC1Args) const {
432 }
433 
435 HIPToolChain::GetCXXStdlibType(const ArgList &Args) const {
436  return HostTC.GetCXXStdlibType(Args);
437 }
438 
439 void HIPToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
440  ArgStringList &CC1Args) const {
441  HostTC.AddClangSystemIncludeArgs(DriverArgs, CC1Args);
442 }
443 
445  ArgStringList &CC1Args) const {
446  HostTC.AddClangCXXStdlibIncludeArgs(Args, CC1Args);
447 }
448 
449 void HIPToolChain::AddIAMCUIncludeArgs(const ArgList &Args,
450  ArgStringList &CC1Args) const {
451  HostTC.AddIAMCUIncludeArgs(Args, CC1Args);
452 }
453 
455  // The HIPToolChain only supports sanitizers in the sense that it allows
456  // sanitizer arguments on the command line if they are supported by the host
457  // toolchain. The HIPToolChain will actually ignore any command line
458  // arguments for any of these "supported" sanitizers. That means that no
459  // sanitization of device code is actually supported at this time.
460  //
461  // This behavior is necessary because the host and device toolchains
462  // invocations often share the command line, so the device toolchain must
463  // tolerate flags meant only for the host toolchain.
465 }
466 
468  const ArgList &Args) const {
469  return HostTC.computeMSVCVersion(D, Args);
470 }
virtual void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const
Add warning options that need to be passed to cc1 for this target.
Definition: ToolChain.cpp:746
void handleTargetFeaturesGroup(const llvm::opt::ArgList &Args, std::vector< StringRef > &Features, llvm::opt::OptSpecifier Group)
std::string GetTemporaryPath(StringRef Prefix, StringRef Suffix) const
GetTemporaryPath - Return the pathname of a temporary file to use as part of compilation; the file wi...
Definition: Driver.cpp:4749
void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override
Add the clang cc1 arguments for system include paths.
Definition: HIP.cpp:439
virtual void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const
AddClangCXXStdlibIncludeArgs - Add the clang -cc1 level arguments to set the include paths to use for...
Definition: ToolChain.cpp:859
DiagnosticBuilder Diag(unsigned DiagID) const
Definition: Driver.h:109
#define NULL_FILE
Definition: HIP.cpp:29
const char * getFilename() const
Definition: InputInfo.h:83
path_list & getProgramPaths()
Definition: ToolChain.h:240
virtual void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const
Add the clang cc1 arguments for system include paths.
Definition: ToolChain.cpp:737
SanitizerMask getSupportedSanitizers() const override
Return sanitizers which are available in this toolchain.
Definition: HIP.cpp:454
InputInfo - Wrapper for information about an input source.
Definition: InputInfo.h:22
types::ID getType() const
Definition: Action.h:142
void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override
Add arguments to use MCU GCC toolchain includes.
Definition: HIP.cpp:449
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
Definition: Driver.h:59
void addDirectoryList(const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CmdArgs, const char *ArgName, const char *EnvVar)
void constructHIPFatbinCommand(Compilation &C, const JobAction &JA, StringRef OutputFileName, const InputInfoList &Inputs, const llvm::opt::ArgList &TCArgs, const Tool &T)
Definition: HIP.cpp:201
void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CC1Args) const override
AddClangCXXStdlibIncludeArgs - Add the clang -cc1 level arguments to set the include paths to use for...
Definition: HIP.cpp:444
void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const override
Add warning options that need to be passed to cc1 for this target.
Definition: HIP.cpp:430
void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, Action::OffloadKind DeviceOffloadKind) const override
Add options that need to be passed to cc1 for this target.
Definition: HIP.cpp:275
virtual VersionTuple computeMSVCVersion(const Driver *D, const llvm::opt::ArgList &Args) const
On Windows, returns the MSVC compatibility version.
Definition: ToolChain.cpp:990
void addCommand(std::unique_ptr< Command > C)
Definition: Compilation.h:205
HIPToolChain(const Driver &D, const llvm::Triple &Triple, const ToolChain &HostTC, const llvm::opt::ArgList &Args)
Definition: HIP.cpp:267
llvm::Triple::ArchType getArch() const
Definition: ToolChain.h:215
const llvm::opt::DerivedArgList & getArgs() const
Definition: Compilation.h:186
llvm::opt::DerivedArgList * TranslateArgs(const llvm::opt::DerivedArgList &Args, StringRef BoundArch, Action::OffloadKind DeviceOffloadKind) const override
TranslateArgs - Create a new derived argument list for any argument translations this ToolChain may w...
Definition: HIP.cpp:373
const Driver & getDriver() const
Definition: ToolChain.h:199
CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override
Definition: HIP.cpp:435
bool isSaveTempsEnabled() const
Definition: Driver.h:347
Dataflow Directional Tag Classes.
Tool - Information on a specific compilation tool.
Definition: Tool.h:33
Compilation - A set of tasks to perform for a single driver invocation.
Definition: Compilation.h:45
const Driver & getDriver() const
Definition: Compilation.h:133
const llvm::Triple & getTriple() const
Definition: ToolChain.h:201
virtual SanitizerMask getSupportedSanitizers() const
Return sanitizers which are available in this toolchain.
Definition: ToolChain.cpp:942
const ToolChain & getToolChain() const
Definition: Tool.h:83
VersionTuple computeMSVCVersion(const Driver *D, const llvm::opt::ArgList &Args) const override
On Windows, returns the MSVC compatibility version.
Definition: HIP.cpp:467
std::string GetProgramPath(const char *Name) const
Definition: ToolChain.cpp:516
virtual llvm::opt::DerivedArgList * TranslateArgs(const llvm::opt::DerivedArgList &Args, StringRef BoundArch, Action::OffloadKind DeviceOffloadKind) const
TranslateArgs - Create a new derived argument list for any argument translations this ToolChain may w...
Definition: ToolChain.h:284
const llvm::opt::OptTable & getOpts() const
Definition: Driver.h:315
virtual CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const
Definition: ToolChain.cpp:801
Tool * buildLinker() const override
Definition: HIP.cpp:425
const char * addTempFile(const char *Name)
addTempFile - Add a file to remove on exit, and returns its argument.
Definition: Compilation.h:232
virtual void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const
Add arguments to use MCU GCC toolchain includes.
Definition: ToolChain.cpp:973
virtual void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, Action::OffloadKind DeviceOffloadKind) const
Add options that need to be passed to cc1 for this target.
Definition: ToolChain.cpp:742
const char * getOffloadingArch() const
Definition: Action.h:199
ToolChain - Access to tools for a single platform.
Definition: ToolChain.h:88