Driver: Sketch FreeBSD tool chain.
- Patch by Ed Schouten!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68061 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 3f1a72d..a51e4bd 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -999,6 +999,9 @@
if (memcmp(&OS[0], "darwin", 6) == 0)
return createDarwinHostInfo(*this, Arch.c_str(), Platform.c_str(),
OS.c_str());
+ if (memcmp(&OS[0], "freebsd", 7) == 0)
+ return createFreeBSDHostInfo(*this, Arch.c_str(), Platform.c_str(),
+ OS.c_str());
return createUnknownHostInfo(*this, Arch.c_str(), Platform.c_str(),
OS.c_str());
diff --git a/lib/Driver/HostInfo.cpp b/lib/Driver/HostInfo.cpp
index c02267f..07aa286 100644
--- a/lib/Driver/HostInfo.cpp
+++ b/lib/Driver/HostInfo.cpp
@@ -205,6 +205,68 @@
return TC;
}
+// FreeBSD Host Info
+
+/// FreeBSDHostInfo - Similar to UnknownHostInfo, but doesn't depend on
+class FreeBSDHostInfo : public HostInfo {
+ /// Cache of tool chains we have created.
+ mutable llvm::StringMap<ToolChain*> ToolChains;
+
+public:
+ FreeBSDHostInfo(const Driver &D, const char *Arch,
+ const char *Platform, const char *OS);
+ ~FreeBSDHostInfo();
+
+ virtual bool useDriverDriver() const;
+
+ virtual types::ID lookupTypeForExtension(const char *Ext) const {
+ return types::lookupTypeForExtension(Ext);
+ }
+
+ virtual ToolChain *getToolChain(const ArgList &Args,
+ const char *ArchName) const;
+};
+
+FreeBSDHostInfo::FreeBSDHostInfo(const Driver &D, const char *Arch,
+ const char *Platform, const char *OS)
+ : HostInfo(D, Arch, Platform, OS) {
+}
+
+FreeBSDHostInfo::~FreeBSDHostInfo() {
+ for (llvm::StringMap<ToolChain*>::iterator
+ it = ToolChains.begin(), ie = ToolChains.end(); it != ie; ++it)
+ delete it->second;
+}
+
+bool FreeBSDHostInfo::useDriverDriver() const {
+ return false;
+}
+
+ToolChain *FreeBSDHostInfo::getToolChain(const ArgList &Args,
+ const char *ArchName) const {
+ bool Lib32 = false;
+
+ assert(!ArchName &&
+ "Unexpected arch name on platform without driver driver support.");
+
+ // On x86_64 we need to be able to compile 32-bits binaries as well.
+ // Compiling 64-bit binaries on i386 is not supported. We don't have a
+ // lib64.
+ ArchName = getArchName().c_str();
+ if (Args.hasArg(options::OPT_m32) && getArchName() == "x86_64") {
+ ArchName = "i386";
+ Lib32 = true;
+ }
+
+ ToolChain *&TC = ToolChains[ArchName];
+ if (!TC)
+ TC = new toolchains::FreeBSD(*this, ArchName,
+ getPlatformName().c_str(),
+ getOSName().c_str(), Lib32);
+
+ return TC;
+}
+
}
const HostInfo *clang::driver::createDarwinHostInfo(const Driver &D,
@@ -214,6 +276,13 @@
return new DarwinHostInfo(D, Arch, Platform, OS);
}
+const HostInfo *clang::driver::createFreeBSDHostInfo(const Driver &D,
+ const char *Arch,
+ const char *Platform,
+ const char *OS) {
+ return new FreeBSDHostInfo(D, Arch, Platform, OS);
+}
+
const HostInfo *clang::driver::createUnknownHostInfo(const Driver &D,
const char *Arch,
const char *Platform,
diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index 744882a..6d51273 100644
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -367,3 +367,32 @@
DerivedArgList *Generic_GCC::TranslateArgs(InputArgList &Args) const {
return new DerivedArgList(Args, true);
}
+
+/// FreeBSD - FreeBSD tool chain which can call as(1) and ld(1) directly.
+
+FreeBSD::FreeBSD(const HostInfo &Host, const char *Arch,
+ const char *Platform, const char *OS, bool Lib32)
+ : Generic_GCC(Host, Arch, Platform, OS) {
+ if (Lib32)
+ getFilePaths().push_back(getHost().getDriver().Dir + "/../lib32");
+ else
+ getFilePaths().push_back(getHost().getDriver().Dir + "/../lib");
+}
+
+Tool &FreeBSD::SelectTool(const Compilation &C, const JobAction &JA) const {
+ Action::ActionClass Key;
+ if (getHost().getDriver().ShouldUseClangCompiler(C, JA, getArchName()))
+ Key = Action::AnalyzeJobClass;
+ else
+ Key = JA.getKind();
+
+ Tool *&T = Tools[Key];
+ if (!T) {
+ switch (Key) {
+ default:
+ T = &Generic_GCC::SelectTool(C, JA);
+ }
+ }
+
+ return *T;
+}
diff --git a/lib/Driver/ToolChains.h b/lib/Driver/ToolChains.h
index 5e7bdb5..bbb27dc 100644
--- a/lib/Driver/ToolChains.h
+++ b/lib/Driver/ToolChains.h
@@ -26,6 +26,7 @@
/// all subcommands; this relies on gcc translating the majority of
/// command line options.
class VISIBILITY_HIDDEN Generic_GCC : public ToolChain {
+protected:
mutable llvm::DenseMap<unsigned, Tool*> Tools;
public:
@@ -107,6 +108,14 @@
virtual const char *GetDefaultRelocationModel() const { return "pic"; }
};
+class VISIBILITY_HIDDEN FreeBSD : public Generic_GCC {
+public:
+ FreeBSD(const HostInfo &Host, const char *Arch, const char *Platform,
+ const char *OS, bool Lib32);
+
+ virtual Tool &SelectTool(const Compilation &C, const JobAction &JA) const;
+};
+
} // end namespace toolchains
} // end namespace driver
} // end namespace clang