void Tool::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfoList &Outputs,
const InputInfoList &Inputs,
const llvm::opt::ArgList &TCArgs,
const char *LinkingOutput) const {
assert(Outputs.size() == 1 && "Expected only one output by default!");
ConstructJob(C, JA, Outputs.front(), Inputs, TCArgs, LinkingOutput);
};
// NaCl ARM assembly (inline or standalone) can be written with a set of macros
// for the various SFI requirements like register masking. The assembly tool
// inserts the file containing the macros as an input into all the assembly
// jobs.
void nacltools::AssemblerARM::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
const toolchains::NaClToolChain &ToolChain =
static_cast<const toolchains::NaClToolChain &>(getToolChain());
InputInfo NaClMacros(types::TY_PP_Asm, ToolChain.GetNaClArmMacrosPath(),
"nacl-arm-macros.s");
InputInfoList NewInputs;
NewInputs.push_back(NaClMacros);
NewInputs.append(Inputs.begin(), Inputs.end());
gnutools::Assembler::ConstructJob(C, JA, Output, NewInputs, Args,
LinkingOutput);
}
void tools::SHAVE::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
ArgStringList CmdArgs;
assert(Inputs.size() == 1);
const InputInfo &II = Inputs[0];
assert(II.getType() == types::TY_PP_Asm); // Require preprocessed asm input.
assert(Output.getType() == types::TY_Object);
CmdArgs.push_back("-no6thSlotCompression");
const Arg *CPUArg = Args.getLastArg(options::OPT_mcpu_EQ);
if (CPUArg)
CmdArgs.push_back(
Args.MakeArgString("-cv:" + StringRef(CPUArg->getValue())));
CmdArgs.push_back("-noSPrefixing");
CmdArgs.push_back("-a"); // Mystery option.
Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
for (const Arg *A : Args.filtered(options::OPT_I, options::OPT_isystem)) {
A->claim();
CmdArgs.push_back(
Args.MakeArgString(std::string("-i:") + A->getValue(0)));
}
CmdArgs.push_back("-elf"); // Output format.
CmdArgs.push_back(II.getFilename());
CmdArgs.push_back(
Args.MakeArgString(std::string("-o:") + Output.getFilename()));
std::string Exec =
Args.MakeArgString(getToolChain().GetProgramPath("moviAsm"));
C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec),
CmdArgs, Inputs));
}
void tools::SHAVE::Compiler::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
ArgStringList CmdArgs;
assert(Inputs.size() == 1);
const InputInfo &II = Inputs[0];
assert(II.getType() == types::TY_C || II.getType() == types::TY_CXX ||
II.getType() == types::TY_PP_CXX);
if (JA.getKind() == Action::PreprocessJobClass) {
Args.ClaimAllArgs();
CmdArgs.push_back("-E");
} else {
assert(Output.getType() == types::TY_PP_Asm); // Require preprocessed asm.
CmdArgs.push_back("-S");
CmdArgs.push_back("-fno-exceptions"); // Always do this even if unspecified.
}
CmdArgs.push_back("-DMYRIAD2");
// Append all -I, -iquote, -isystem paths, defines/undefines, 'f'
// flags, 'g' flags, 'M' flags, optimize flags, warning options,
// mcpu flags, mllvm flags, and Xclang flags.
// These are spelled the same way in clang and moviCompile.
Args.AddAllArgsExcept(
CmdArgs,
{options::OPT_I_Group, options::OPT_clang_i_Group, options::OPT_std_EQ,
options::OPT_D, options::OPT_U, options::OPT_f_Group,
options::OPT_f_clang_Group, options::OPT_g_Group, options::OPT_M_Group,
options::OPT_O_Group, options::OPT_W_Group, options::OPT_mcpu_EQ,
options::OPT_mllvm, options::OPT_Xclang},
{options::OPT_fno_split_dwarf_inlining});
Args.hasArg(options::OPT_fno_split_dwarf_inlining); // Claim it if present.
// If we're producing a dependency file, and assembly is the final action,
// then the name of the target in the dependency file should be the '.o'
// file, not the '.s' file produced by this step. For example, instead of
// /tmp/mumble.s: mumble.c .../someheader.h
// the filename on the lefthand side should be "mumble.o"
if (Args.getLastArg(options::OPT_MF) && !Args.getLastArg(options::OPT_MT) &&
C.getActions().size() == 1 &&
C.getActions()[0]->getKind() == Action::AssembleJobClass) {
Arg *A = Args.getLastArg(options::OPT_o);
if (A) {
CmdArgs.push_back("-MT");
CmdArgs.push_back(Args.MakeArgString(A->getValue()));
}
}
CmdArgs.push_back(II.getFilename());
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
std::string Exec =
Args.MakeArgString(getToolChain().GetProgramPath("moviCompile"));
C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Exec),
CmdArgs, Inputs));
}
void Driver::BuildJobsForAction(Compilation &C,
const Action *A,
const ToolChain *TC,
bool CanAcceptPipe,
bool AtTopLevel,
const char *LinkingOutput,
InputInfo &Result) const {
llvm::PrettyStackTraceString CrashInfo("Building compilation jobs for action");
bool UsePipes = C.getArgs().hasArg(options::OPT_pipe);
// FIXME: Pipes are forcibly disabled until we support executing
// them.
if (!CCCPrintBindings)
UsePipes = false;
if (const InputAction *IA = dyn_cast<InputAction>(A)) {
// FIXME: It would be nice to not claim this here; maybe the old
// scheme of just using Args was better?
const Arg &Input = IA->getInputArg();
Input.claim();
if (isa<PositionalArg>(Input)) {
const char *Name = Input.getValue(C.getArgs());
Result = InputInfo(Name, A->getType(), Name);
} else
Result = InputInfo(&Input, A->getType(), "");
return;
}
if (const BindArchAction *BAA = dyn_cast<BindArchAction>(A)) {
const char *ArchName = BAA->getArchName();
std::string Arch;
if (!ArchName) {
Arch = C.getDefaultToolChain().getArchName();
ArchName = Arch.c_str();
}
BuildJobsForAction(C,
*BAA->begin(),
Host->getToolChain(C.getArgs(), ArchName),
CanAcceptPipe,
AtTopLevel,
LinkingOutput,
Result);
return;
}
const JobAction *JA = cast<JobAction>(A);
const Tool &T = TC->SelectTool(C, *JA);
// See if we should use an integrated preprocessor. We do so when we
// have exactly one input, since this is the only use case we care
// about (irrelevant since we don't support combine yet).
bool UseIntegratedCPP = false;
const ActionList *Inputs = &A->getInputs();
if (Inputs->size() == 1 && isa<PreprocessJobAction>(*Inputs->begin())) {
if (!C.getArgs().hasArg(options::OPT_no_integrated_cpp) &&
!C.getArgs().hasArg(options::OPT_traditional_cpp) &&
!C.getArgs().hasArg(options::OPT_save_temps) &&
T.hasIntegratedCPP()) {
UseIntegratedCPP = true;
Inputs = &(*Inputs)[0]->getInputs();
}
}
// Only use pipes when there is exactly one input.
bool TryToUsePipeInput = Inputs->size() == 1 && T.acceptsPipedInput();
InputInfoList InputInfos;
for (ActionList::const_iterator it = Inputs->begin(), ie = Inputs->end();
it != ie; ++it) {
InputInfo II;
BuildJobsForAction(C, *it, TC, TryToUsePipeInput,
/*AtTopLevel*/false,
LinkingOutput,
II);
InputInfos.push_back(II);
}
// Determine if we should output to a pipe.
bool OutputToPipe = false;
if (CanAcceptPipe && T.canPipeOutput()) {
// Some actions default to writing to a pipe if they are the top
// level phase and there was no user override.
//
// FIXME: Is there a better way to handle this?
if (AtTopLevel) {
if (isa<PreprocessJobAction>(A) && !C.getArgs().hasArg(options::OPT_o))
OutputToPipe = true;
} else if (UsePipes)
OutputToPipe = true;
}
// Figure out where to put the job (pipes).
Job *Dest = &C.getJobs();
if (InputInfos[0].isPipe()) {
assert(TryToUsePipeInput && "Unrequested pipe!");
assert(InputInfos.size() == 1 && "Unexpected pipe with multiple inputs.");
Dest = &InputInfos[0].getPipe();
}
// Always use the first input as the base input.
const char *BaseInput = InputInfos[0].getBaseInput();
// Determine the place to write output to (nothing, pipe, or
// filename) and where to put the new job.
if (JA->getType() == types::TY_Nothing) {
Result = InputInfo(A->getType(), BaseInput);
} else if (OutputToPipe) {
// Append to current piped job or create a new one as appropriate.
PipedJob *PJ = dyn_cast<PipedJob>(Dest);
if (!PJ) {
PJ = new PipedJob();
// FIXME: Temporary hack so that -ccc-print-bindings work until
// we have pipe support. Please remove later.
if (!CCCPrintBindings)
cast<JobList>(Dest)->addJob(PJ);
Dest = PJ;
}
Result = InputInfo(PJ, A->getType(), BaseInput);
} else {
Result = InputInfo(GetNamedOutputPath(C, *JA, BaseInput, AtTopLevel),
A->getType(), BaseInput);
}
if (CCCPrintBindings) {
llvm::errs() << "# \"" << T.getToolChain().getTripleString() << '"'
<< " - \"" << T.getName() << "\", inputs: [";
for (unsigned i = 0, e = InputInfos.size(); i != e; ++i) {
llvm::errs() << InputInfos[i].getAsString();
if (i + 1 != e)
llvm::errs() << ", ";
}
llvm::errs() << "], output: " << Result.getAsString() << "\n";
} else {
T.ConstructJob(C, *JA, *Dest, Result, InputInfos,
C.getArgsForToolChain(TC), LinkingOutput);
}
}
void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
const toolchains::FreeBSD &ToolChain =
static_cast<const toolchains::FreeBSD &>(getToolChain());
const Driver &D = ToolChain.getDriver();
const llvm::Triple::ArchType Arch = ToolChain.getArch();
const bool IsPIE =
!Args.hasArg(options::OPT_shared) &&
(Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault());
ArgStringList CmdArgs;
// Silence warning for "clang -g foo.o -o foo"
Args.ClaimAllArgs(options::OPT_g_Group);
// and "clang -emit-llvm foo.o -o foo"
Args.ClaimAllArgs(options::OPT_emit_llvm);
// and for "clang -w foo.o -o foo". Other warning options are already
// handled somewhere else.
Args.ClaimAllArgs(options::OPT_w);
if (!D.SysRoot.empty())
CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
if (IsPIE)
CmdArgs.push_back("-pie");
CmdArgs.push_back("--eh-frame-hdr");
if (Args.hasArg(options::OPT_static)) {
CmdArgs.push_back("-Bstatic");
} else {
if (Args.hasArg(options::OPT_rdynamic))
CmdArgs.push_back("-export-dynamic");
if (Args.hasArg(options::OPT_shared)) {
CmdArgs.push_back("-Bshareable");
} else {
CmdArgs.push_back("-dynamic-linker");
CmdArgs.push_back("/libexec/ld-elf.so.1");
}
if (ToolChain.getTriple().getOSMajorVersion() >= 9) {
if (Arch == llvm::Triple::arm || Arch == llvm::Triple::sparc ||
Arch == llvm::Triple::x86 || Arch == llvm::Triple::x86_64) {
CmdArgs.push_back("--hash-style=both");
}
}
CmdArgs.push_back("--enable-new-dtags");
}
// Explicitly set the linker emulation for platforms that might not
// be the default emulation for the linker.
switch (Arch) {
case llvm::Triple::x86:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf_i386_fbsd");
break;
case llvm::Triple::ppc:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf32ppc_fbsd");
break;
case llvm::Triple::mips:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf32btsmip_fbsd");
break;
case llvm::Triple::mipsel:
CmdArgs.push_back("-m");
CmdArgs.push_back("elf32ltsmip_fbsd");
break;
case llvm::Triple::mips64:
CmdArgs.push_back("-m");
if (tools::mips::hasMipsAbiArg(Args, "n32"))
CmdArgs.push_back("elf32btsmipn32_fbsd");
else
CmdArgs.push_back("elf64btsmip_fbsd");
break;
case llvm::Triple::mips64el:
CmdArgs.push_back("-m");
if (tools::mips::hasMipsAbiArg(Args, "n32"))
CmdArgs.push_back("elf32ltsmipn32_fbsd");
else
CmdArgs.push_back("elf64ltsmip_fbsd");
break;
default:
break;
}
if (Arg *A = Args.getLastArg(options::OPT_G)) {
if (ToolChain.getTriple().isMIPS()) {
StringRef v = A->getValue();
CmdArgs.push_back(Args.MakeArgString("-G" + v));
A->claim();
}
}
if (Output.isFilename()) {
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
} else {
assert(Output.isNothing() && "Invalid output.");
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
const char *crt1 = nullptr;
if (!Args.hasArg(options::OPT_shared)) {
if (Args.hasArg(options::OPT_pg))
crt1 = "gcrt1.o";
else if (IsPIE)
crt1 = "Scrt1.o";
else
crt1 = "crt1.o";
}
if (crt1)
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1)));
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o")));
const char *crtbegin = nullptr;
if (Args.hasArg(options::OPT_static))
crtbegin = "crtbeginT.o";
else if (Args.hasArg(options::OPT_shared) || IsPIE)
crtbegin = "crtbeginS.o";
else
crtbegin = "crtbegin.o";
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin)));
}
Args.AddAllArgs(CmdArgs, options::OPT_L);
ToolChain.AddFilePathLibArgs(Args, CmdArgs);
Args.AddAllArgs(CmdArgs, options::OPT_T_Group);
Args.AddAllArgs(CmdArgs, options::OPT_e);
Args.AddAllArgs(CmdArgs, options::OPT_s);
Args.AddAllArgs(CmdArgs, options::OPT_t);
Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag);
Args.AddAllArgs(CmdArgs, options::OPT_r);
if (D.isUsingLTO()) {
assert(!Inputs.empty() && "Must have at least one input.");
AddGoldPlugin(ToolChain, Args, CmdArgs, Output, Inputs[0],
D.getLTOMode() == LTOK_Thin);
}
bool NeedsSanitizerDeps = addSanitizerRuntimes(ToolChain, Args, CmdArgs);
bool NeedsXRayDeps = addXRayRuntime(ToolChain, Args, CmdArgs);
AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
addOpenMPRuntime(CmdArgs, ToolChain, Args);
if (D.CCCIsCXX()) {
if (ToolChain.ShouldLinkCXXStdlib(Args))
ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
if (Args.hasArg(options::OPT_pg))
CmdArgs.push_back("-lm_p");
else
CmdArgs.push_back("-lm");
}
if (NeedsSanitizerDeps)
linkSanitizerRuntimeDeps(ToolChain, CmdArgs);
if (NeedsXRayDeps)
linkXRayRuntimeDeps(ToolChain, CmdArgs);
// FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding
// the default system libraries. Just mimic this for now.
if (Args.hasArg(options::OPT_pg))
CmdArgs.push_back("-lgcc_p");
else
CmdArgs.push_back("-lgcc");
if (Args.hasArg(options::OPT_static)) {
CmdArgs.push_back("-lgcc_eh");
} else if (Args.hasArg(options::OPT_pg)) {
CmdArgs.push_back("-lgcc_eh_p");
} else {
CmdArgs.push_back("--as-needed");
CmdArgs.push_back("-lgcc_s");
CmdArgs.push_back("--no-as-needed");
}
if (Args.hasArg(options::OPT_pthread)) {
if (Args.hasArg(options::OPT_pg))
CmdArgs.push_back("-lpthread_p");
else
CmdArgs.push_back("-lpthread");
}
if (Args.hasArg(options::OPT_pg)) {
if (Args.hasArg(options::OPT_shared))
CmdArgs.push_back("-lc");
else
CmdArgs.push_back("-lc_p");
CmdArgs.push_back("-lgcc_p");
} else {
CmdArgs.push_back("-lc");
CmdArgs.push_back("-lgcc");
}
if (Args.hasArg(options::OPT_static)) {
CmdArgs.push_back("-lgcc_eh");
} else if (Args.hasArg(options::OPT_pg)) {
CmdArgs.push_back("-lgcc_eh_p");
} else {
CmdArgs.push_back("--as-needed");
CmdArgs.push_back("-lgcc_s");
CmdArgs.push_back("--no-as-needed");
}
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
if (Args.hasArg(options::OPT_shared) || IsPIE)
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o")));
else
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o")));
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o")));
}
ToolChain.addProfileRTLibs(Args, CmdArgs);
const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
}
void cloudabi::Linker::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
const ToolChain &ToolChain = getToolChain();
const Driver &D = ToolChain.getDriver();
ArgStringList CmdArgs;
// Silence warning for "clang -g foo.o -o foo"
Args.ClaimAllArgs(options::OPT_g_Group);
// and "clang -emit-llvm foo.o -o foo"
Args.ClaimAllArgs(options::OPT_emit_llvm);
// and for "clang -w foo.o -o foo". Other warning options are already
// handled somewhere else.
Args.ClaimAllArgs(options::OPT_w);
if (!D.SysRoot.empty())
CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
// CloudABI only supports static linkage.
CmdArgs.push_back("-Bstatic");
CmdArgs.push_back("--no-dynamic-linker");
// Provide PIE linker flags in case PIE is default for the architecture.
if (ToolChain.isPIEDefault()) {
CmdArgs.push_back("-pie");
CmdArgs.push_back("-zrelro");
}
CmdArgs.push_back("--eh-frame-hdr");
CmdArgs.push_back("--gc-sections");
if (Output.isFilename()) {
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
} else {
assert(Output.isNothing() && "Invalid output.");
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt0.o")));
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtbegin.o")));
}
Args.AddAllArgs(CmdArgs, options::OPT_L);
ToolChain.AddFilePathLibArgs(Args, CmdArgs);
Args.AddAllArgs(CmdArgs,
{options::OPT_T_Group, options::OPT_e, options::OPT_s,
options::OPT_t, options::OPT_Z_Flag, options::OPT_r});
if (D.isUsingLTO()) {
assert(!Inputs.empty() && "Must have at least one input.");
AddGoldPlugin(ToolChain, Args, CmdArgs, Output, Inputs[0],
D.getLTOMode() == LTOK_Thin);
}
AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
if (ToolChain.ShouldLinkCXXStdlib(Args))
ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
CmdArgs.push_back("-lc");
CmdArgs.push_back("-lcompiler_rt");
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles))
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o")));
const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath());
C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
}