forked from OSchip/llvm-project
118 lines
3.8 KiB
C++
118 lines
3.8 KiB
C++
//===--- CrossWindowsToolChain.cpp - Cross Windows Tool Chain -------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "ToolChains.h"
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#include "clang/Driver/Driver.h"
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#include "clang/Driver/Options.h"
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#include "llvm/Option/ArgList.h"
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using namespace clang::driver;
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using namespace clang::driver::toolchains;
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CrossWindowsToolChain::CrossWindowsToolChain(const Driver &D,
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const llvm::Triple &T,
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const llvm::opt::ArgList &Args)
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: Generic_GCC(D, T, Args) {
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if (GetCXXStdlibType(Args) == ToolChain::CST_Libstdcxx) {
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const std::string &SysRoot = D.SysRoot;
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// libstdc++ resides in /usr/lib, but depends on libgcc which is placed in
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// /usr/lib/gcc.
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getFilePaths().push_back(SysRoot + "/usr/lib");
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getFilePaths().push_back(SysRoot + "/usr/lib/gcc");
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}
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}
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bool CrossWindowsToolChain::IsUnwindTablesDefault() const {
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// FIXME: all non-x86 targets need unwind tables, however, LLVM currently does
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// not know how to emit them.
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return getArch() == llvm::Triple::x86_64;
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}
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bool CrossWindowsToolChain::isPICDefault() const {
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return getArch() == llvm::Triple::x86_64;
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}
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bool CrossWindowsToolChain::isPIEDefault() const {
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return getArch() == llvm::Triple::x86_64;
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}
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bool CrossWindowsToolChain::isPICDefaultForced() const {
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return getArch() == llvm::Triple::x86_64;
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}
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void CrossWindowsToolChain::
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AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args) const {
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const Driver &D = getDriver();
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const std::string &SysRoot = D.SysRoot;
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if (DriverArgs.hasArg(options::OPT_nostdlibinc))
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return;
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addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/local/include");
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if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
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SmallString<128> ResourceDir(D.ResourceDir);
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llvm::sys::path::append(ResourceDir, "include");
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addSystemInclude(DriverArgs, CC1Args, ResourceDir.str());
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}
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addExternCSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/include");
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}
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void CrossWindowsToolChain::
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AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args) const {
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const llvm::Triple &Triple = getTriple();
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const std::string &SysRoot = getDriver().SysRoot;
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if (DriverArgs.hasArg(options::OPT_nostdlibinc) ||
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DriverArgs.hasArg(options::OPT_nostdincxx))
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return;
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switch (GetCXXStdlibType(DriverArgs)) {
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case ToolChain::CST_Libcxx:
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addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/include/c++/v1");
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break;
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case ToolChain::CST_Libstdcxx:
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addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/incldue/c++");
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addSystemInclude(DriverArgs, CC1Args,
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SysRoot + "/usr/include/c++/" + Triple.str());
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addSystemInclude(DriverArgs, CC1Args,
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SysRoot + "/usr/include/c++/backwards");
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}
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}
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void CrossWindowsToolChain::
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AddCXXStdlibLibArgs(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args) const {
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switch (GetCXXStdlibType(DriverArgs)) {
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case ToolChain::CST_Libcxx:
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CC1Args.push_back("-lc++");
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break;
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case ToolChain::CST_Libstdcxx:
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CC1Args.push_back("-lstdc++");
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CC1Args.push_back("-lmingw32");
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CC1Args.push_back("-lmingwex");
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CC1Args.push_back("-lgcc");
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CC1Args.push_back("-lmoldname");
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CC1Args.push_back("-lmingw32");
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break;
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}
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}
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Tool *CrossWindowsToolChain::buildLinker() const {
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return new tools::CrossWindows::Link(*this);
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}
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Tool *CrossWindowsToolChain::buildAssembler() const {
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return new tools::CrossWindows::Assemble(*this);
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}
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