summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp')
-rw-r--r--contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp201
1 files changed, 138 insertions, 63 deletions
diff --git a/contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp b/contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp
index 197c19e..938440b 100644
--- a/contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp
+++ b/contrib/llvm/tools/clang/lib/Driver/MinGWToolChain.cpp
@@ -20,12 +20,54 @@ using namespace clang::driver::toolchains;
using namespace clang;
using namespace llvm::opt;
+namespace {
+// Simplified from Generic_GCC::GCCInstallationDetector::ScanLibDirForGCCTriple.
+bool findGccVersion(StringRef LibDir, std::string &GccLibDir,
+ std::string &Ver) {
+ Generic_GCC::GCCVersion Version = Generic_GCC::GCCVersion::Parse("0.0.0");
+ std::error_code EC;
+ for (llvm::sys::fs::directory_iterator LI(LibDir, EC), LE; !EC && LI != LE;
+ LI = LI.increment(EC)) {
+ StringRef VersionText = llvm::sys::path::filename(LI->path());
+ Generic_GCC::GCCVersion CandidateVersion =
+ Generic_GCC::GCCVersion::Parse(VersionText);
+ if (CandidateVersion.Major == -1)
+ continue;
+ if (CandidateVersion <= Version)
+ continue;
+ Ver = VersionText;
+ GccLibDir = LI->path();
+ }
+ return Ver.size();
+}
+}
+
+void MinGW::findGccLibDir() {
+ llvm::SmallVector<llvm::SmallString<32>, 2> Archs;
+ Archs.emplace_back(getTriple().getArchName());
+ Archs[0] += "-w64-mingw32";
+ Archs.emplace_back("mingw32");
+ Arch = Archs[0].str();
+ // lib: Arch Linux, Ubuntu, Windows
+ // lib64: openSUSE Linux
+ for (StringRef CandidateLib : {"lib", "lib64"}) {
+ for (StringRef CandidateArch : Archs) {
+ llvm::SmallString<1024> LibDir(Base);
+ llvm::sys::path::append(LibDir, CandidateLib, "gcc", CandidateArch);
+ if (findGccVersion(LibDir, GccLibDir, Ver)) {
+ Arch = CandidateArch;
+ return;
+ }
+ }
+ }
+}
+
MinGW::MinGW(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
: ToolChain(D, Triple, Args) {
getProgramPaths().push_back(getDriver().getInstalledDir());
- llvm::SmallString<1024> LibDir;
-
+// In Windows there aren't any standard install locations, we search
+// for gcc on the PATH. In Linux the base is always /usr.
#ifdef LLVM_ON_WIN32
if (getDriver().SysRoot.size())
Base = getDriver().SysRoot;
@@ -35,45 +77,23 @@ MinGW::MinGW(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
llvm::sys::path::parent_path(GPPName.get()));
else
Base = llvm::sys::path::parent_path(getDriver().getInstalledDir());
- Base += llvm::sys::path::get_separator();
- LibDir = Base;
- llvm::sys::path::append(LibDir, "lib", "gcc");
#else
if (getDriver().SysRoot.size())
Base = getDriver().SysRoot;
else
- Base = "/usr/";
- LibDir = Base;
- llvm::sys::path::append(LibDir, "lib64", "gcc");
+ Base = "/usr";
#endif
- LibDir += llvm::sys::path::get_separator();
-
- // First look for mingw-w64.
- Arch = getTriple().getArchName();
- Arch += "-w64-mingw32";
- std::error_code EC;
- llvm::sys::fs::directory_iterator MingW64Entry(LibDir + Arch, EC);
- if (!EC) {
- GccLibDir = MingW64Entry->path();
- Ver = llvm::sys::path::filename(GccLibDir);
- } else {
- // If mingw-w64 not found, try looking for mingw.org.
- Arch = "mingw32";
- llvm::sys::fs::directory_iterator MingwOrgEntry(LibDir + Arch, EC);
- if (!EC)
- GccLibDir = MingwOrgEntry->path();
- }
- Arch += llvm::sys::path::get_separator();
+ Base += llvm::sys::path::get_separator();
+ findGccLibDir();
// GccLibDir must precede Base/lib so that the
// correct crtbegin.o ,cetend.o would be found.
getFilePaths().push_back(GccLibDir);
+ getFilePaths().push_back(
+ (Base + Arch + llvm::sys::path::get_separator() + "lib").str());
getFilePaths().push_back(Base + "lib");
- getFilePaths().push_back(Base + Arch + "lib");
-#ifdef LLVM_ON_UNIX
- // For openSUSE.
- getFilePaths().push_back(Base + Arch + "sys-root/mingw/lib");
-#endif
+ // openSUSE
+ getFilePaths().push_back(Base + Arch + "/sys-root/mingw/lib");
}
bool MinGW::IsIntegratedAssemblerDefault() const { return true; }
@@ -115,6 +135,58 @@ bool MinGW::UseSEHExceptions() const {
return getArch() == llvm::Triple::x86_64;
}
+// Include directories for various hosts:
+
+// Windows, mingw.org
+// c:\mingw\lib\gcc\mingw32\4.8.1\include\c++
+// c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\mingw32
+// c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\backward
+// c:\mingw\lib\gcc\mingw32\4.8.1\include
+// c:\mingw\include
+// c:\mingw\lib\gcc\mingw32\4.8.1\include-fixed
+// c:\mingw\mingw32\include
+
+// Windows, mingw-w64 mingw-builds
+// c:\mingw32\lib\gcc\i686-w64-mingw32\4.9.1\include
+// c:\mingw32\lib\gcc\i686-w64-mingw32\4.9.1\include-fixed
+// c:\mingw32\i686-w64-mingw32\include
+// c:\mingw32\i686-w64-mingw32\include\c++
+// c:\mingw32\i686-w64-mingw32\include\c++\i686-w64-mingw32
+// c:\mingw32\i686-w64-mingw32\include\c++\backward
+
+// Windows, mingw-w64 msys2
+// c:\msys64\mingw32\lib\gcc\i686-w64-mingw32\4.9.2\include
+// c:\msys64\mingw32\include
+// c:\msys64\mingw32\lib\gcc\i686-w64-mingw32\4.9.2\include-fixed
+// c:\msys64\mingw32\i686-w64-mingw32\include
+// c:\msys64\mingw32\include\c++\4.9.2
+// c:\msys64\mingw32\include\c++\4.9.2\i686-w64-mingw32
+// c:\msys64\mingw32\include\c++\4.9.2\backward
+
+// openSUSE
+// /usr/lib64/gcc/x86_64-w64-mingw32/5.1.0/include/c++
+// /usr/lib64/gcc/x86_64-w64-mingw32/5.1.0/include/c++/x86_64-w64-mingw32
+// /usr/lib64/gcc/x86_64-w64-mingw32/5.1.0/include/c++/backward
+// /usr/lib64/gcc/x86_64-w64-mingw32/5.1.0/include
+// /usr/lib64/gcc/x86_64-w64-mingw32/5.1.0/include-fixed
+// /usr/x86_64-w64-mingw32/sys-root/mingw/include
+
+// Arch Linux
+// /usr/i686-w64-mingw32/include/c++/5.1.0
+// /usr/i686-w64-mingw32/include/c++/5.1.0/i686-w64-mingw32
+// /usr/i686-w64-mingw32/include/c++/5.1.0/backward
+// /usr/lib/gcc/i686-w64-mingw32/5.1.0/include
+// /usr/lib/gcc/i686-w64-mingw32/5.1.0/include-fixed
+// /usr/i686-w64-mingw32/include
+
+// Ubuntu
+// /usr/include/c++/4.8
+// /usr/include/c++/4.8/x86_64-w64-mingw32
+// /usr/include/c++/4.8/backward
+// /usr/lib/gcc/x86_64-w64-mingw32/4.8/include
+// /usr/lib/gcc/x86_64-w64-mingw32/4.8/include-fixed
+// /usr/x86_64-w64-mingw32/include
+
void MinGW::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
ArgStringList &CC1Args) const {
if (DriverArgs.hasArg(options::OPT_nostdinc))
@@ -129,17 +201,18 @@ void MinGW::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
if (DriverArgs.hasArg(options::OPT_nostdlibinc))
return;
- llvm::SmallString<1024> IncludeDir(GccLibDir);
- llvm::sys::path::append(IncludeDir, "include");
- addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
- IncludeDir += "-fixed";
-#ifdef LLVM_ON_UNIX
- // For openSUSE.
+ if (GetRuntimeLibType(DriverArgs) == ToolChain::RLT_Libgcc) {
+ llvm::SmallString<1024> IncludeDir(GccLibDir);
+ llvm::sys::path::append(IncludeDir, "include");
+ addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
+ IncludeDir += "-fixed";
+ // openSUSE
+ addSystemInclude(DriverArgs, CC1Args,
+ Base + Arch + "/sys-root/mingw/include");
+ addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
+ }
addSystemInclude(DriverArgs, CC1Args,
- "/usr/x86_64-w64-mingw32/sys-root/mingw/include");
-#endif
- addSystemInclude(DriverArgs, CC1Args, IncludeDir.c_str());
- addSystemInclude(DriverArgs, CC1Args, Base + Arch + "include");
+ Base + Arch + llvm::sys::path::get_separator() + "include");
addSystemInclude(DriverArgs, CC1Args, Base + "include");
}
@@ -149,27 +222,29 @@ void MinGW::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
DriverArgs.hasArg(options::OPT_nostdincxx))
return;
- // C++ includes may be found in several locations depending on distribution.
- // Windows
- // -------
- // mingw-w64 mingw-builds: $sysroot/i686-w64-mingw32/include/c++.
- // mingw-w64 msys2: $sysroot/include/c++/4.9.2
- // mingw.org: GccLibDir/include/c++
- //
- // Linux
- // -----
- // openSUSE: GccLibDir/include/c++
- llvm::SmallVector<llvm::SmallString<1024>, 3> CppIncludeBases;
- CppIncludeBases.emplace_back(Base);
- llvm::sys::path::append(CppIncludeBases[0], Arch, "include", "c++");
- CppIncludeBases.emplace_back(Base);
- llvm::sys::path::append(CppIncludeBases[1], "include", "c++", Ver);
- CppIncludeBases.emplace_back(GccLibDir);
- llvm::sys::path::append(CppIncludeBases[2], "include", "c++");
- for (auto &CppIncludeBase : CppIncludeBases) {
- CppIncludeBase += llvm::sys::path::get_separator();
- addSystemInclude(DriverArgs, CC1Args, CppIncludeBase);
- addSystemInclude(DriverArgs, CC1Args, CppIncludeBase + Arch);
- addSystemInclude(DriverArgs, CC1Args, CppIncludeBase + "backward");
+ switch (GetCXXStdlibType(DriverArgs)) {
+ case ToolChain::CST_Libcxx:
+ addSystemInclude(DriverArgs, CC1Args,
+ Base + "include" + llvm::sys::path::get_separator() +
+ "c++" + llvm::sys::path::get_separator() + "v1");
+ break;
+
+ case ToolChain::CST_Libstdcxx:
+ llvm::SmallVector<llvm::SmallString<1024>, 4> CppIncludeBases;
+ CppIncludeBases.emplace_back(Base);
+ llvm::sys::path::append(CppIncludeBases[0], Arch, "include", "c++");
+ CppIncludeBases.emplace_back(Base);
+ llvm::sys::path::append(CppIncludeBases[1], Arch, "include", "c++", Ver);
+ CppIncludeBases.emplace_back(Base);
+ llvm::sys::path::append(CppIncludeBases[2], "include", "c++", Ver);
+ CppIncludeBases.emplace_back(GccLibDir);
+ llvm::sys::path::append(CppIncludeBases[3], "include", "c++");
+ for (auto &CppIncludeBase : CppIncludeBases) {
+ addSystemInclude(DriverArgs, CC1Args, CppIncludeBase);
+ CppIncludeBase += llvm::sys::path::get_separator();
+ addSystemInclude(DriverArgs, CC1Args, CppIncludeBase + Arch);
+ addSystemInclude(DriverArgs, CC1Args, CppIncludeBase + "backward");
+ }
+ break;
}
}
OpenPOWER on IntegriCloud