14 #include "llvm/Option/ArgList.h" 15 #include "llvm/Support/FileSystem.h" 16 #include "llvm/Support/Path.h" 17 #include "llvm/Support/raw_ostream.h" 22 using namespace clang;
43 const llvm::opt::ArgList &DriverArgs,
44 llvm::opt::ArgStringList &CC1Args,
46 CC1Args.push_back(
"-nostdsysteminc");
47 CC1Args.push_back(
"-fuse-init-array");
51 ArgStringList &CC1Args)
const {
52 if (DriverArgs.hasArg(options::OPT_nostdinc))
55 if (!DriverArgs.hasArg(options::OPT_nostdlibinc)) {
57 llvm::sys::path::append(Dir,
"include");
63 const llvm::opt::ArgList &DriverArgs,
64 llvm::opt::ArgStringList &CC1Args)
const {
69 "", TripleStr,
"",
"", Multilib.
includeSuffix(), DriverArgs, CC1Args);
72 std::string RISCVToolChain::computeSysRoot()
const {
81 std::string SysRootDir = LibDir.str() +
"/../" + TripleStr.str();
83 if (!llvm::sys::fs::exists(SysRootDir))
93 const char *LinkingOutput)
const {
96 ArgStringList CmdArgs;
99 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
101 std::string
Linker = getToolChain().GetProgramPath(getShortName());
104 !Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles);
107 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crt0.o")));
108 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtbegin.o")));
111 Args.AddAllArgs(CmdArgs, options::OPT_L);
113 Args.AddAllArgs(CmdArgs,
114 {options::OPT_T_Group, options::OPT_e, options::OPT_s,
115 options::OPT_t, options::OPT_Z_Flag, options::OPT_r});
121 if (!Args.hasArg(options::OPT_nostdlib) &&
122 !Args.hasArg(options::OPT_nodefaultlibs)) {
125 CmdArgs.push_back(
"--start-group");
126 CmdArgs.push_back(
"-lc");
127 CmdArgs.push_back(
"-lgloss");
128 CmdArgs.push_back(
"--end-group");
129 CmdArgs.push_back(
"-lgcc");
133 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtend.o")));
135 CmdArgs.push_back(
"-o");
137 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Args.MakeArgString(Linker),
const std::string & includeSuffix() const
Get the include directory suffix.
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
void addCommand(std::unique_ptr< Command > C)
This corresponds to a single GCC Multilib, or a segment of one controlled by a command line flag...
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.