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//===--- ToolChains.cpp - ToolChain Implementations ---------------------*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "ToolChains.h"
#include "clang/Driver/Arg.h"
#include "clang/Driver/ArgList.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/DriverDiagnostic.h"
#include "clang/Driver/HostInfo.h"
#include "clang/Driver/Option.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/System/Path.h"
#include <cstdlib> // ::getenv
using namespace clang::driver;
using namespace clang::driver::toolchains;
/// Darwin - Darwin tool chain for i386 and x86_64.
Darwin::Darwin(const HostInfo &Host, const llvm::Triple& Triple,
const unsigned (&_DarwinVersion)[3],
const unsigned (&_GCCVersion)[3],
bool _IsIPhone)
: ToolChain(Host, Triple) {
DarwinVersion[0] = _DarwinVersion[0];
DarwinVersion[1] = _DarwinVersion[1];
DarwinVersion[2] = _DarwinVersion[2];
GCCVersion[0] = _GCCVersion[0];
GCCVersion[1] = _GCCVersion[1];
GCCVersion[2] = _GCCVersion[2];
IsIPhone = _IsIPhone;
llvm::raw_string_ostream(MacosxVersionMin)
<< "10." << DarwinVersion[0] - 4 << '.' << DarwinVersion[1];
// FIXME: Lift default up.
IPhoneOSVersionMin = "3.0";
ToolChainDir = "i686-apple-darwin";
ToolChainDir += llvm::utostr(DarwinVersion[0]);
ToolChainDir += "/";
ToolChainDir += llvm::utostr(GCCVersion[0]);
ToolChainDir += '.';
ToolChainDir += llvm::utostr(GCCVersion[1]);
ToolChainDir += '.';
ToolChainDir += llvm::utostr(GCCVersion[2]);
std::string Path;
if (getArchName() == "x86_64") {
Path = getHost().getDriver().Dir;
Path += "/../lib/gcc/";
Path += ToolChainDir;
Path += "/x86_64";
getFilePaths().push_back(Path);
Path = "/usr/lib/gcc/";
Path += ToolChainDir;
Path += "/x86_64";
getFilePaths().push_back(Path);
}
Path = getHost().getDriver().Dir;
Path += "/../lib/gcc/";
Path += ToolChainDir;
getFilePaths().push_back(Path);
Path = "/usr/lib/gcc/";
Path += ToolChainDir;
getFilePaths().push_back(Path);
Path = getHost().getDriver().Dir;
Path += "/../libexec/gcc/";
Path += ToolChainDir;
getProgramPaths().push_back(Path);
Path = "/usr/libexec/gcc/";
Path += ToolChainDir;
getProgramPaths().push_back(Path);
Path = getHost().getDriver().Dir;
Path += "/../libexec";
getProgramPaths().push_back(Path);
getProgramPaths().push_back(getHost().getDriver().Dir);
}
Darwin::~Darwin() {
// Free tool implementations.
for (llvm::DenseMap<unsigned, Tool*>::iterator
it = Tools.begin(), ie = Tools.end(); it != ie; ++it)
delete it->second;
}
Tool &Darwin::SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::InputClass:
case Action::BindArchClass:
assert(0 && "Invalid tool kind.");
case Action::PreprocessJobClass:
T = new tools::darwin::Preprocess(*this); break;
case Action::AnalyzeJobClass:
T = new tools::Clang(*this); break;
case Action::PrecompileJobClass:
case Action::CompileJobClass:
T = new tools::darwin::Compile(*this); break;
case Action::AssembleJobClass:
T = new tools::darwin::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::darwin::Link(*this); break;
case Action::LipoJobClass:
T = new tools::darwin::Lipo(*this); break;
}
}
return *T;
}
void Darwin::AddLinkSearchPathArgs(const ArgList &Args,
ArgStringList &CmdArgs) const {
// FIXME: Derive these correctly.
if (getArchName() == "x86_64") {
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir +
"/x86_64"));
// Intentionally duplicated for (temporary) gcc bug compatibility.
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir +
"/x86_64"));
}
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/" + ToolChainDir));
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir));
// Intentionally duplicated for (temporary) gcc bug compatibility.
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir));
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir +
"/../../../" + ToolChainDir));
CmdArgs.push_back(Args.MakeArgString("-L/usr/lib/gcc/" + ToolChainDir +
"/../../.."));
}
void Darwin::AddLinkRuntimeLibArgs(const ArgList &Args,
ArgStringList &CmdArgs) const {
unsigned MacosxVersionMin[3];
getMacosxVersionMin(Args, MacosxVersionMin);
// Derived from libgcc and lib specs but refactored.
if (Args.hasArg(options::OPT_static)) {
CmdArgs.push_back("-lgcc_static");
} else {
if (Args.hasArg(options::OPT_static_libgcc)) {
CmdArgs.push_back("-lgcc_eh");
} else if (Args.hasArg(options::OPT_miphoneos_version_min_EQ)) {
// Derived from darwin_iphoneos_libgcc spec.
if (isIPhone()) {
CmdArgs.push_back("-lgcc_s.1");
} else {
CmdArgs.push_back("-lgcc_s.10.5");
}
} else if (Args.hasArg(options::OPT_shared_libgcc) ||
// FIXME: -fexceptions -fno-exceptions means no exceptions
Args.hasArg(options::OPT_fexceptions) ||
Args.hasArg(options::OPT_fgnu_runtime)) {
// FIXME: This is probably broken on 10.3?
if (isMacosxVersionLT(MacosxVersionMin, 10, 5))
CmdArgs.push_back("-lgcc_s.10.4");
else if (isMacosxVersionLT(MacosxVersionMin, 10, 6))
CmdArgs.push_back("-lgcc_s.10.5");
} else {
if (isMacosxVersionLT(MacosxVersionMin, 10, 3, 9))
; // Do nothing.
else if (isMacosxVersionLT(MacosxVersionMin, 10, 5))
CmdArgs.push_back("-lgcc_s.10.4");
else if (isMacosxVersionLT(MacosxVersionMin, 10, 6))
CmdArgs.push_back("-lgcc_s.10.5");
}
if (isIPhone() || isMacosxVersionLT(MacosxVersionMin, 10, 6)) {
CmdArgs.push_back("-lgcc");
CmdArgs.push_back("-lSystem");
} else {
CmdArgs.push_back("-lSystem");
CmdArgs.push_back("-lgcc");
}
}
}
void Darwin::getMacosxVersionMin(const ArgList &Args,
unsigned (&Res)[3]) const {
if (Arg *A = Args.getLastArg(options::OPT_mmacosx_version_min_EQ)) {
bool HadExtra;
if (!Driver::GetReleaseVersion(A->getValue(Args), Res[0], Res[1], Res[2],
HadExtra) ||
HadExtra) {
const Driver &D = getHost().getDriver();
D.Diag(clang::diag::err_drv_invalid_version_number)
<< A->getAsString(Args);
}
} else
return getMacosxVersion(Res);
}
DerivedArgList *Darwin::TranslateArgs(InputArgList &Args,
const char *BoundArch) const {
DerivedArgList *DAL = new DerivedArgList(Args, false);
const OptTable &Opts = getHost().getDriver().getOpts();
// FIXME: We really want to get out of the tool chain level argument
// translation business, as it makes the driver functionality much
// more opaque. For now, we follow gcc closely solely for the
// purpose of easily achieving feature parity & testability. Once we
// have something that works, we should reevaluate each translation
// and try to push it down into tool specific logic.
Arg *OSXVersion =
Args.getLastArg(options::OPT_mmacosx_version_min_EQ, false);
Arg *iPhoneVersion =
Args.getLastArg(options::OPT_miphoneos_version_min_EQ, false);
if (OSXVersion && iPhoneVersion) {
getHost().getDriver().Diag(clang::diag::err_drv_argument_not_allowed_with)
<< OSXVersion->getAsString(Args)
<< iPhoneVersion->getAsString(Args);
} else if (!OSXVersion && !iPhoneVersion) {
// Chose the default version based on the arch.
//
// FIXME: Are there iPhone overrides for this?
if (!isIPhone()) {
// Look for MACOSX_DEPLOYMENT_TARGET, otherwise use the version
// from the host.
const char *Version = ::getenv("MACOSX_DEPLOYMENT_TARGET");
if (!Version)
Version = MacosxVersionMin.c_str();
const Option *O = Opts.getOption(options::OPT_mmacosx_version_min_EQ);
DAL->append(DAL->MakeJoinedArg(0, O, Version));
} else {
const char *Version = IPhoneOSVersionMin.c_str();
const Option *O = Opts.getOption(options::OPT_miphoneos_version_min_EQ);
DAL->append(DAL->MakeJoinedArg(0, O, Version));
}
}
for (ArgList::iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) {
Arg *A = *it;
if (A->getOption().matches(options::OPT_Xarch__)) {
// FIXME: Canonicalize name.
if (getArchName() != A->getValue(Args, 0))
continue;
// FIXME: The arg is leaked here, and we should have a nicer
// interface for this.
unsigned Prev, Index = Prev = A->getIndex() + 1;
Arg *XarchArg = Opts.ParseOneArg(Args, Index);
// If the argument parsing failed or more than one argument was
// consumed, the -Xarch_ argument's parameter tried to consume
// extra arguments. Emit an error and ignore.
//
// We also want to disallow any options which would alter the
// driver behavior; that isn't going to work in our model. We
// use isDriverOption() as an approximation, although things
// like -O4 are going to slip through.
if (!XarchArg || Index > Prev + 1 ||
XarchArg->getOption().isDriverOption()) {
getHost().getDriver().Diag(clang::diag::err_drv_invalid_Xarch_argument)
<< A->getAsString(Args);
continue;
}
XarchArg->setBaseArg(A);
A = XarchArg;
}
// Sob. These is strictly gcc compatible for the time being. Apple
// gcc translates options twice, which means that self-expanding
// options add duplicates.
options::ID id = A->getOption().getId();
switch (id) {
default:
DAL->append(A);
break;
case options::OPT_mkernel:
case options::OPT_fapple_kext:
DAL->append(A);
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_static)));
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_static)));
break;
case options::OPT_dependency_file:
DAL->append(DAL->MakeSeparateArg(A, Opts.getOption(options::OPT_MF),
A->getValue(Args)));
break;
case options::OPT_gfull:
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_g_Flag)));
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_fno_eliminate_unused_debug_symbols)));
break;
case options::OPT_gused:
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_g_Flag)));
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_feliminate_unused_debug_symbols)));
break;
case options::OPT_fterminated_vtables:
case options::OPT_findirect_virtual_calls:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_fapple_kext)));
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_static)));
break;
case options::OPT_shared:
DAL->append(DAL->MakeFlagArg(A, Opts.getOption(options::OPT_dynamiclib)));
break;
case options::OPT_fconstant_cfstrings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mconstant_cfstrings)));
break;
case options::OPT_fno_constant_cfstrings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mno_constant_cfstrings)));
break;
case options::OPT_Wnonportable_cfstrings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mwarn_nonportable_cfstrings)));
break;
case options::OPT_Wno_nonportable_cfstrings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mno_warn_nonportable_cfstrings)));
break;
case options::OPT_fpascal_strings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mpascal_strings)));
break;
case options::OPT_fno_pascal_strings:
DAL->append(DAL->MakeFlagArg(A,
Opts.getOption(options::OPT_mno_pascal_strings)));
break;
}
}
if (getTriple().getArch() == llvm::Triple::x86 ||
getTriple().getArch() == llvm::Triple::x86_64)
if (!Args.hasArg(options::OPT_mtune_EQ, false))
DAL->append(DAL->MakeJoinedArg(0, Opts.getOption(options::OPT_mtune_EQ),
"core2"));
// Add the arch options based on the particular spelling of -arch, to match
// how the driver driver works.
if (BoundArch) {
llvm::StringRef Name = BoundArch;
const Option *MCpu = Opts.getOption(options::OPT_mcpu_EQ);
const Option *MArch = Opts.getOption(options::OPT_march_EQ);
// This code must be kept in sync with LLVM's getArchTypeForDarwinArch,
// which defines the list of which architectures we accept.
if (Name == "ppc")
;
else if (Name == "ppc601")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "601"));
else if (Name == "ppc603")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "603"));
else if (Name == "ppc604")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "604"));
else if (Name == "ppc604e")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "604e"));
else if (Name == "ppc750")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "750"));
else if (Name == "ppc7400")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "7400"));
else if (Name == "ppc7450")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "7450"));
else if (Name == "ppc970")
DAL->append(DAL->MakeJoinedArg(0, MCpu, "970"));
else if (Name == "ppc64")
DAL->append(DAL->MakeFlagArg(0, Opts.getOption(options::OPT_m64)));
else if (Name == "i386")
;
else if (Name == "i486")
DAL->append(DAL->MakeJoinedArg(0, MArch, "i486"));
else if (Name == "i586")
DAL->append(DAL->MakeJoinedArg(0, MArch, "i586"));
else if (Name == "i686")
DAL->append(DAL->MakeJoinedArg(0, MArch, "i686"));
else if (Name == "pentium")
DAL->append(DAL->MakeJoinedArg(0, MArch, "pentium"));
else if (Name == "pentium2")
DAL->append(DAL->MakeJoinedArg(0, MArch, "pentium2"));
else if (Name == "pentpro")
DAL->append(DAL->MakeJoinedArg(0, MArch, "pentiumpro"));
else if (Name == "pentIIm3")
DAL->append(DAL->MakeJoinedArg(0, MArch, "pentium2"));
else if (Name == "x86_64")
DAL->append(DAL->MakeFlagArg(0, Opts.getOption(options::OPT_m64)));
else if (Name == "arm")
DAL->append(DAL->MakeJoinedArg(0, MArch, "armv4t"));
else if (Name == "armv4t")
DAL->append(DAL->MakeJoinedArg(0, MArch, "armv4t"));
else if (Name == "armv5")
DAL->append(DAL->MakeJoinedArg(0, MArch, "armv5tej"));
else if (Name == "xscale")
DAL->append(DAL->MakeJoinedArg(0, MArch, "xscale"));
else if (Name == "armv6")
DAL->append(DAL->MakeJoinedArg(0, MArch, "armv6k"));
else if (Name == "armv7")
DAL->append(DAL->MakeJoinedArg(0, MArch, "armv7a"));
else
llvm::llvm_unreachable("invalid Darwin arch");
}
return DAL;
}
bool Darwin::IsMathErrnoDefault() const {
return false;
}
bool Darwin::IsUnwindTablesDefault() const {
// FIXME: Gross; we should probably have some separate target
// definition, possibly even reusing the one in clang.
return getArchName() == "x86_64";
}
const char *Darwin::GetDefaultRelocationModel() const {
return "pic";
}
const char *Darwin::GetForcedPicModel() const {
if (getArchName() == "x86_64")
return "pic";
return 0;
}
/// Generic_GCC - A tool chain using the 'gcc' command to perform
/// all subcommands; this relies on gcc translating the majority of
/// command line options.
Generic_GCC::Generic_GCC(const HostInfo &Host, const llvm::Triple& Triple)
: ToolChain(Host, Triple) {
std::string Path(getHost().getDriver().Dir);
Path += "/../libexec";
getProgramPaths().push_back(Path);
getProgramPaths().push_back(getHost().getDriver().Dir);
}
Generic_GCC::~Generic_GCC() {
// Free tool implementations.
for (llvm::DenseMap<unsigned, Tool*>::iterator
it = Tools.begin(), ie = Tools.end(); it != ie; ++it)
delete it->second;
}
Tool &Generic_GCC::SelectTool(const Compilation &C,
const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::InputClass:
case Action::BindArchClass:
assert(0 && "Invalid tool kind.");
case Action::PreprocessJobClass:
T = new tools::gcc::Preprocess(*this); break;
case Action::PrecompileJobClass:
T = new tools::gcc::Precompile(*this); break;
case Action::AnalyzeJobClass:
T = new tools::Clang(*this); break;
case Action::CompileJobClass:
T = new tools::gcc::Compile(*this); break;
case Action::AssembleJobClass:
T = new tools::gcc::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::gcc::Link(*this); break;
// This is a bit ungeneric, but the only platform using a driver
// driver is Darwin.
case Action::LipoJobClass:
T = new tools::darwin::Lipo(*this); break;
}
}
return *T;
}
bool Generic_GCC::IsMathErrnoDefault() const {
return true;
}
bool Generic_GCC::IsUnwindTablesDefault() const {
// FIXME: Gross; we should probably have some separate target
// definition, possibly even reusing the one in clang.
return getArchName() == "x86_64";
}
const char *Generic_GCC::GetDefaultRelocationModel() const {
return "static";
}
const char *Generic_GCC::GetForcedPicModel() const {
return 0;
}
DerivedArgList *Generic_GCC::TranslateArgs(InputArgList &Args,
const char *BoundArch) const {
return new DerivedArgList(Args, true);
}
/// OpenBSD - OpenBSD tool chain which can call as(1) and ld(1) directly.
OpenBSD::OpenBSD(const HostInfo &Host, const llvm::Triple& Triple)
: Generic_GCC(Host, Triple) {
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib");
getFilePaths().push_back("/usr/lib");
}
Tool &OpenBSD::SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::AssembleJobClass:
T = new tools::openbsd::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::openbsd::Link(*this); break;
default:
T = &Generic_GCC::SelectTool(C, JA);
}
}
return *T;
}
/// FreeBSD - FreeBSD tool chain which can call as(1) and ld(1) directly.
FreeBSD::FreeBSD(const HostInfo &Host, const llvm::Triple& Triple, bool Lib32)
: Generic_GCC(Host, Triple) {
if (Lib32) {
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib32");
getFilePaths().push_back("/usr/lib32");
} else {
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib");
getFilePaths().push_back("/usr/lib");
}
}
Tool &FreeBSD::SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::AssembleJobClass:
T = new tools::freebsd::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::freebsd::Link(*this); break;
default:
T = &Generic_GCC::SelectTool(C, JA);
}
}
return *T;
}
/// AuroraUX - AuroraUX tool chain which can call as(1) and ld(1) directly.
AuroraUX::AuroraUX(const HostInfo &Host, const llvm::Triple& Triple)
: Generic_GCC(Host, Triple) {
// Path mangling to find libexec
std::string Path(getHost().getDriver().Dir);
Path += "/../libexec";
getProgramPaths().push_back(Path);
getProgramPaths().push_back(getHost().getDriver().Dir);
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib");
getFilePaths().push_back("/usr/lib");
getFilePaths().push_back("/usr/sfw/lib");
getFilePaths().push_back("/opt/gcc4/lib");
}
Tool &AuroraUX::SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::AssembleJobClass:
T = new tools::auroraux::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::auroraux::Link(*this); break;
default:
T = &Generic_GCC::SelectTool(C, JA);
}
}
return *T;
}
/// Linux toolchain (very bare-bones at the moment).
Linux::Linux(const HostInfo &Host, const llvm::Triple& Triple)
: Generic_GCC(Host, Triple) {
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib/clang/1.0/");
getFilePaths().push_back("/lib/");
getFilePaths().push_back("/usr/lib/");
// Depending on the Linux distribution, any combination of lib{,32,64} is
// possible. E.g. Debian uses lib and lib32 for mixed i386/x86-64 systems,
// openSUSE uses lib and lib64 for the same purpose.
getFilePaths().push_back("/lib32/");
getFilePaths().push_back("/usr/lib32/");
getFilePaths().push_back("/lib64/");
getFilePaths().push_back("/usr/lib64/");
// FIXME: Figure out some way to get gcc's libdir
// (e.g. /usr/lib/gcc/i486-linux-gnu/4.3/ for Ubuntu 32-bit); we need
// crtbegin.o/crtend.o/etc., and want static versions of various
// libraries. If we had our own crtbegin.o/crtend.o/etc, we could probably
// get away with using shared versions in /usr/lib, though.
// We could fall back to the approach we used for includes (a massive
// list), but that's messy at best.
}
/// DragonFly - DragonFly tool chain which can call as(1) and ld(1) directly.
DragonFly::DragonFly(const HostInfo &Host, const llvm::Triple& Triple)
: Generic_GCC(Host, Triple) {
// Path mangling to find libexec
std::string Path(getHost().getDriver().Dir);
Path += "/../libexec";
getProgramPaths().push_back(Path);
getProgramPaths().push_back(getHost().getDriver().Dir);
getFilePaths().push_back(getHost().getDriver().Dir + "/../lib");
getFilePaths().push_back("/usr/lib");
getFilePaths().push_back("/usr/lib/gcc41");
}
Tool &DragonFly::SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
case Action::AssembleJobClass:
T = new tools::dragonfly::Assemble(*this); break;
case Action::LinkJobClass:
T = new tools::dragonfly::Link(*this); break;
default:
T = &Generic_GCC::SelectTool(C, JA);
}
}
return *T;
}