17 #include "llvm/Option/ArgList.h" 18 #include "llvm/Support/FileSystem.h" 19 #include "llvm/Support/Path.h" 24 using namespace clang;
28 return llvm::StringSwitch<bool>(MCU)
30 #include "clang/Basic/MSP430Target.def" 38 return llvm::StringSwitch<StringRef>(MCU->getValue())
40 #include "clang/Basic/MSP430Target.def" 45 StringRef HWMult = Args.getLastArgValue(options::OPT_mhwmult_EQ,
"auto");
46 if (HWMult ==
"auto") {
50 return llvm::StringSwitch<StringRef>(HWMult)
51 .Case(
"16bit",
"-lmul_16")
52 .Case(
"32bit",
"-lmul_32")
53 .Case(
"f5series",
"-lmul_f5")
54 .Default(
"-lmul_none");
58 std::vector<StringRef> &Features) {
59 const Arg *MCU = Args.getLastArg(options::OPT_mmcu_EQ);
61 D.
Diag(diag::err_drv_clang_unsupported) << MCU->getValue();
65 const Arg *HWMultArg = Args.getLastArg(options::OPT_mhwmult_EQ);
66 if (!MCU && !HWMultArg)
69 StringRef HWMult = HWMultArg ? HWMultArg->getValue() :
"auto";
72 if (HWMult ==
"auto") {
76 D.
Diag(clang::diag::warn_drv_msp430_hwmult_no_device);
77 HWMult = SupportedHWMult;
80 if (HWMult ==
"none") {
82 Features.push_back(
"-hwmult16");
83 Features.push_back(
"-hwmult32");
84 Features.push_back(
"-hwmultf5");
88 if (MCU && SupportedHWMult ==
"none")
89 D.
Diag(clang::diag::warn_drv_msp430_hwmult_unsupported) << HWMult;
90 if (MCU && HWMult != SupportedHWMult)
91 D.
Diag(clang::diag::warn_drv_msp430_hwmult_mismatch)
92 << SupportedHWMult << HWMult;
94 if (HWMult ==
"16bit") {
96 Features.push_back(
"+hwmult16");
97 }
else if (HWMult ==
"32bit") {
99 Features.push_back(
"+hwmult32");
100 }
else if (HWMult ==
"f5series") {
102 Features.push_back(
"+hwmultf5");
104 D.
Diag(clang::diag::err_drv_unsupported_option_argument)
105 << HWMultArg->getAsString(Args) << HWMult;
114 StringRef MultilibSuf =
"";
121 llvm::sys::path::append(GCCBinPath,
126 llvm::sys::path::append(GCCRtPath,
132 llvm::sys::path::append(SysRootDir,
"lib", MultilibSuf);
136 std::string MSP430ToolChain::computeSysRoot()
const {
151 ArgStringList &CC1Args)
const {
152 if (DriverArgs.hasArg(options::OPT_nostdinc) ||
153 DriverArgs.hasArg(options::OPT_nostdlibinc))
157 llvm::sys::path::append(Dir,
"include");
162 ArgStringList &CC1Args,
164 CC1Args.push_back(
"-nostdsysteminc");
166 const auto *MCUArg = DriverArgs.getLastArg(options::OPT_mmcu_EQ);
170 const StringRef MCU = MCUArg->getValue();
171 if (MCU.startswith(
"msp430i")) {
173 CC1Args.push_back(DriverArgs.MakeArgString(
174 "-D__MSP430i" + MCU.drop_front(7).upper() +
"__"));
176 CC1Args.push_back(DriverArgs.MakeArgString(
"-D__" + MCU.upper() +
"__"));
188 const char *LinkingOutput)
const {
192 ArgStringList CmdArgs;
195 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
197 Args.AddAllArgs(CmdArgs, options::OPT_L);
200 if (!Args.hasArg(options::OPT_T)) {
201 if (
const Arg *MCUArg = Args.getLastArg(options::OPT_mmcu_EQ))
203 Args.MakeArgString(
"-T" + StringRef(MCUArg->getValue()) +
".ld"));
205 Args.AddAllArgs(CmdArgs, options::OPT_T);
208 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
209 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crt0.o")));
210 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtbegin.o")));
215 CmdArgs.push_back(
"--start-group");
216 CmdArgs.push_back(Args.MakeArgString(
getHWMultLib(Args)));
217 CmdArgs.push_back(
"-lgcc");
218 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
219 CmdArgs.push_back(
"-lc");
220 CmdArgs.push_back(
"-lcrt");
221 CmdArgs.push_back(
"-lnosys");
223 CmdArgs.push_back(
"--end-group");
225 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
226 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtend.o")));
227 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtn.o")));
229 CmdArgs.push_back(
"-o");
231 C.
addCommand(llvm::make_unique<Command>(JA, *
this, Args.MakeArgString(Linker),
DiagnosticBuilder Diag(unsigned DiagID) const
const std::string & gccSuffix() const
Get the detected GCC installation path suffix for the multi-arch target variant.
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.