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//===--- ToolChains.h - ToolChain Implementations ---------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef CLANG_LIB_DRIVER_TOOLCHAINS_H_
#define CLANG_LIB_DRIVER_TOOLCHAINS_H_
#include "clang/Driver/Action.h"
#include "clang/Driver/ToolChain.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/Support/Compiler.h"
#include "Tools.h"
namespace clang {
namespace driver {
namespace toolchains {
/// Generic_GCC - A tool chain using the 'gcc' command to perform
/// all subcommands; this relies on gcc translating the majority of
/// command line options.
class VISIBILITY_HIDDEN Generic_GCC : public ToolChain {
mutable llvm::DenseMap<unsigned, Tool*> Tools;
public:
Generic_GCC(const HostInfo &Host, const char *Arch, const char *Platform,
const char *OS) : ToolChain(Host, Arch, Platform, OS) {}
~Generic_GCC() {
// Free tool implementations.
for (llvm::DenseMap<unsigned, Tool*>::iterator
it = Tools.begin(), ie = Tools.end(); it != ie; ++it)
delete it->second;
}
virtual ArgList *TranslateArgs(ArgList &Args) const { return &Args; }
virtual Tool &SelectTool(const Compilation &C, const JobAction &JA) const {
Action::ActionClass Key;
if (ShouldUseClangCompiler(C, JA))
Key = Action::AnalyzeJobClass;
else
Key = JA.getKind();
Tool *&T = Tools[Key];
if (!T) {
switch (Key) {
default:
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;
}
}
return *T;
}
virtual bool IsMathErrnoDefault() const { return true; }
virtual bool IsUnwindTablesDefault() const {
// FIXME: Gross; we should probably have some separate target definition,
// possibly even reusing the one in clang.
return getArchName() == "x86_64";
}
virtual const char *GetDefaultRelocationModel() const {
return "static";
}
virtual const char *GetForcedPicModel() const {
return 0;
}
};
} // end namespace toolchains
} // end namespace driver
} // end namespace clang
#endif
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