13 #include "clang/Config/config.h" 17 #include "llvm/ADT/SmallString.h" 18 #include "llvm/Option/ArgList.h" 19 #include "llvm/Support/Path.h" 24 using namespace clang;
31 const char *LinkingOutput)
const {
34 ArgStringList CmdArgs;
37 Args.ClaimAllArgs(options::OPT_g_Group);
39 Args.ClaimAllArgs(options::OPT_emit_llvm);
42 Args.ClaimAllArgs(options::OPT_w);
45 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
48 CmdArgs.push_back(
"-Bstatic");
49 CmdArgs.push_back(
"--no-dynamic-linker");
53 CmdArgs.push_back(
"-pie");
54 CmdArgs.push_back(
"-zrelro");
57 CmdArgs.push_back(
"--eh-frame-hdr");
58 CmdArgs.push_back(
"--gc-sections");
61 CmdArgs.push_back(
"-o");
64 assert(Output.
isNothing() &&
"Invalid output.");
67 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
68 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crt0.o")));
69 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtbegin.o")));
72 Args.AddAllArgs(CmdArgs, options::OPT_L);
74 Args.AddAllArgs(CmdArgs,
75 {options::OPT_T_Group, options::OPT_e, options::OPT_s,
76 options::OPT_t, options::OPT_Z_Flag, options::OPT_r});
85 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
86 CmdArgs.push_back(
"-lc");
87 CmdArgs.push_back(
"-lcompiler_rt");
90 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles))
91 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtend.o")));
93 const char *Exec = Args.MakeArgString(ToolChain.
GetLinkerPath());
94 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Exec, CmdArgs, Inputs));
99 CloudABI::CloudABI(
const Driver &D,
const llvm::Triple &Triple,
103 llvm::sys::path::append(P,
"..",
getTriple().str(),
"lib");
109 llvm::sys::path::append(P,
"..",
getTriple().str(),
"include/c++/v1");
114 ArgStringList &CmdArgs)
const {
115 CmdArgs.push_back(
"-lc++");
116 CmdArgs.push_back(
"-lc++abi");
117 CmdArgs.push_back(
"-lunwind");
129 case llvm::Triple::aarch64:
130 case llvm::Triple::x86_64:
139 Res |= SanitizerKind::SafeStack;
144 return SanitizerKind::SafeStack;
bool isUsingLTO() const
Returns true if we are performing any kind of LTO.
LTOKind getLTOMode() const
Get the specific kind of LTO being performed.
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
void addCommand(std::unique_ptr< Command > C)
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
Compilation - A set of tasks to perform for a single driver invocation.