16 #include "llvm/Option/ArgList.h" 17 #include "llvm/Support/FileSystem.h" 18 #include "llvm/Support/Path.h" 23 using namespace clang;
27 return llvm::StringSwitch<bool>(MCU)
29 #include "clang/Basic/MSP430Target.def" 37 return llvm::StringSwitch<StringRef>(MCU->getValue())
39 #include "clang/Basic/MSP430Target.def" 44 StringRef HWMult = Args.getLastArgValue(options::OPT_mhwmult_EQ,
"auto");
45 if (HWMult ==
"auto") {
49 return llvm::StringSwitch<StringRef>(HWMult)
50 .Case(
"16bit",
"-lmul_16")
51 .Case(
"32bit",
"-lmul_32")
52 .Case(
"f5series",
"-lmul_f5")
53 .Default(
"-lmul_none");
57 std::vector<StringRef> &Features) {
58 const Arg *MCU = Args.getLastArg(options::OPT_mmcu_EQ);
60 D.
Diag(diag::err_drv_clang_unsupported) << MCU->getValue();
64 const Arg *HWMultArg = Args.getLastArg(options::OPT_mhwmult_EQ);
65 if (!MCU && !HWMultArg)
68 StringRef HWMult = HWMultArg ? HWMultArg->getValue() :
"auto";
71 if (HWMult ==
"auto") {
75 D.
Diag(clang::diag::warn_drv_msp430_hwmult_no_device);
76 HWMult = SupportedHWMult;
79 if (HWMult ==
"none") {
81 Features.push_back(
"-hwmult16");
82 Features.push_back(
"-hwmult32");
83 Features.push_back(
"-hwmultf5");
87 if (MCU && SupportedHWMult ==
"none")
88 D.
Diag(clang::diag::warn_drv_msp430_hwmult_unsupported) << HWMult;
89 if (MCU && HWMult != SupportedHWMult)
90 D.
Diag(clang::diag::warn_drv_msp430_hwmult_mismatch)
91 << SupportedHWMult << HWMult;
93 if (HWMult ==
"16bit") {
95 Features.push_back(
"+hwmult16");
96 }
else if (HWMult ==
"32bit") {
98 Features.push_back(
"+hwmult32");
99 }
else if (HWMult ==
"f5series") {
101 Features.push_back(
"+hwmultf5");
103 D.
Diag(clang::diag::err_drv_unsupported_option_argument)
104 << HWMultArg->getAsString(Args) << HWMult;
113 StringRef MultilibSuf =
"";
120 llvm::sys::path::append(GCCBinPath,
125 llvm::sys::path::append(GCCRtPath,
131 llvm::sys::path::append(SysRootDir,
"lib", MultilibSuf);
135 std::string MSP430ToolChain::computeSysRoot()
const {
150 ArgStringList &CC1Args)
const {
151 if (DriverArgs.hasArg(options::OPT_nostdinc) ||
152 DriverArgs.hasArg(options::OPT_nostdlibinc))
156 llvm::sys::path::append(Dir,
"include");
161 ArgStringList &CC1Args,
163 CC1Args.push_back(
"-nostdsysteminc");
165 const auto *MCUArg = DriverArgs.getLastArg(options::OPT_mmcu_EQ);
169 const StringRef MCU = MCUArg->getValue();
170 if (MCU.startswith(
"msp430i")) {
172 CC1Args.push_back(DriverArgs.MakeArgString(
173 "-D__MSP430i" + MCU.drop_front(7).upper() +
"__"));
175 CC1Args.push_back(DriverArgs.MakeArgString(
"-D__" + MCU.upper() +
"__"));
187 const char *LinkingOutput)
const {
191 ArgStringList CmdArgs;
194 CmdArgs.push_back(Args.MakeArgString(
"--sysroot=" + D.
SysRoot));
196 Args.AddAllArgs(CmdArgs, options::OPT_L);
199 if (!Args.hasArg(options::OPT_T)) {
200 if (
const Arg *MCUArg = Args.getLastArg(options::OPT_mmcu_EQ))
202 Args.MakeArgString(
"-T" + StringRef(MCUArg->getValue()) +
".ld"));
204 Args.AddAllArgs(CmdArgs, options::OPT_T);
207 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
208 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crt0.o")));
209 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtbegin.o")));
214 CmdArgs.push_back(
"--start-group");
215 CmdArgs.push_back(Args.MakeArgString(
getHWMultLib(Args)));
216 CmdArgs.push_back(
"-lgcc");
217 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
218 CmdArgs.push_back(
"-lc");
219 CmdArgs.push_back(
"-lcrt");
220 CmdArgs.push_back(
"-lnosys");
222 CmdArgs.push_back(
"--end-group");
224 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
225 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtend.o")));
226 CmdArgs.push_back(Args.MakeArgString(ToolChain.
GetFilePath(
"crtn.o")));
228 CmdArgs.push_back(
"-o");
230 C.
addCommand(std::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.