33 static StringRef getExtensionTypeDesc(StringRef Ext) {  in getExtensionTypeDesc()  argument
34   if (Ext.startswith("sx"))  in getExtensionTypeDesc()
36   if (Ext.startswith("s"))  in getExtensionTypeDesc()
38   if (Ext.startswith("x"))  in getExtensionTypeDesc()
40   if (Ext.startswith("z"))  in getExtensionTypeDesc()
45 static StringRef getExtensionType(StringRef Ext) {  in getExtensionType()  argument
46   if (Ext.startswith("sx"))  in getExtensionType()
48   if (Ext.startswith("s"))  in getExtensionType()
50   if (Ext.startswith("x"))  in getExtensionType()
52   if (Ext.startswith("z"))  in getExtensionType()
60 isExperimentalExtension(StringRef Ext) {  in isExperimentalExtension()  argument
61   if (Ext == "b" || Ext == "zbb" || Ext == "zbc" || Ext == "zbe" ||  in isExperimentalExtension()
62       Ext == "zbf" || Ext == "zbm" || Ext == "zbp" || Ext == "zbr" ||  in isExperimentalExtension()
63       Ext == "zbs" || Ext == "zbt" || Ext == "zbproposedc")  in isExperimentalExtension()
65   if (Ext == "v")  in isExperimentalExtension()
67   if (Ext == "zfh")  in isExperimentalExtension()
72 static bool isSupportedExtension(StringRef Ext) {  in isSupportedExtension()  argument
74   if (isExperimentalExtension(Ext))  in isSupportedExtension()
87                                 StringRef MArch, StringRef Ext, StringRef In,  in getExtensionVersion()  argument
101         << MArch << Error << Ext;  in getExtensionVersion()
109   if (Ext.size() > 1 && In.size()) {  in getExtensionVersion()
117   if (auto ExperimentalExtension = isExperimentalExtension(Ext)) {  in getExtensionVersion()
122           << MArch << Error << Ext;  in getExtensionVersion()
128           << MArch << Error << Ext;  in getExtensionVersion()
142           << MArch << Error << Ext;  in getExtensionVersion()
157   D.Diag(diag::err_drv_invalid_riscv_ext_arch_name) << MArch << Error << Ext;  in getExtensionVersion()
189   for (StringRef Ext : Split) {  in getExtensionFeatures()  local
190     if (Ext.empty()) {  in getExtensionFeatures()
196     StringRef Type = getExtensionType(Ext);  in getExtensionFeatures()
197     StringRef Desc = getExtensionTypeDesc(Ext);  in getExtensionFeatures()
198     auto Pos = Ext.find_if(isDigit);  in getExtensionFeatures()
199     StringRef Name(Ext.substr(0, Pos));  in getExtensionFeatures()
200     StringRef Vers(Ext.substr(Pos));  in getExtensionFeatures()
204         << MArch << "invalid extension prefix" << Ext;  in getExtensionFeatures()
216         << MArch <<  Error << Ext;  in getExtensionFeatures()
252   for (auto Ext : AllExts) {  in getExtensionFeatures()  local
253     if (!isSupportedExtension(Ext)) {  in getExtensionFeatures()
254       StringRef Desc = getExtensionTypeDesc(getExtensionType(Ext));  in getExtensionFeatures()
258         << MArch << Error << Ext;  in getExtensionFeatures()
261     if (isExperimentalExtension(Ext))  in getExtensionFeatures()
262       Features.push_back(Args.MakeArgString("+experimental-" + Ext));  in getExtensionFeatures()
264       Features.push_back(Args.MakeArgString("+" + Ext));  in getExtensionFeatures()