Lines Matching +full:test +full:- +full:cpu

1 //===- MCSubtargetInfo.cpp - Subtarget Information ------------------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
30   if (F == A.end() || StringRef(F->Key) != S) return nullptr;
43     if (Implies.test(FE.Value))
52     if (FE.Implies.getAsBitset().test(Value)) {
62          "Feature flags should start with '+' or '-'");
71       Bits.set(FeatureEntry->Value);
74       SetImpliedBits(Bits, FeatureEntry->Implies.getAsBitset(), FeatureTable);
76       Bits.reset(FeatureEntry->Value);
79       ClearImpliedBits(Bits, FeatureEntry->Value, FeatureTable);
106   // Determine the length of the longest CPU and Feature entries.
110   // Print the CPU table.
112   for (auto &CPU : CPUTable)
113     errs() << format("  %-*s - Select the %s processor.\n", MaxCPULen, CPU.Key,
114                      CPU.Key);
120     errs() << format("  %-*s - %s.\n", MaxFeatLen, Feature.Key, Feature.Desc);
123   errs() << "Use +feature to enable a feature, or -feature to disable it.\n"
124             "For example, llc -mcpu=mycpu -mattr=+feature1,-feature2\n";
138   // Print the CPU table.
140   for (auto &CPU : CPUTable)
141     errs() << "\t" << CPU.Key << "\n";
144   errs() << "Use -mcpu or -mtune to specify the target's processor.\n"
145             "For example, clang --target=aarch64-unknown-linux-gnu "
146             "-mcpu=cortex-a35\n";
151 static FeatureBitset getFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS,
159   assert(llvm::is_sorted(ProcDesc) && "CPU table is not sorted");
160   assert(llvm::is_sorted(ProcFeatures) && "CPU features table is not sorted");
165   if (CPU == "help")
168   // Find CPU entry if CPU name is specified.
169   else if (!CPU.empty()) {
170     const SubtargetSubTypeKV *CPUEntry = Find(CPU, ProcDesc);
174       // Set the features implied by this CPU feature, if any.
175       SetImpliedBits(Bits, CPUEntry->Implies.getAsBitset(), ProcFeatures);
177       errs() << "'" << CPU << "' is not a recognized processor for this target"
187       // Set the features implied by this CPU feature, if any.
188       SetImpliedBits(Bits, CPUEntry->TuneImplies.getAsBitset(), ProcFeatures);
189     } else if (TuneCPU != CPU) {
209 void MCSubtargetInfo::InitMCProcessorInfo(StringRef CPU, StringRef TuneCPU,
211   FeatureBits = getFeatures(CPU, TuneCPU, FS, ProcDesc, ProcFeatures);
220 void MCSubtargetInfo::setDefaultFeatures(StringRef CPU, StringRef TuneCPU,
222   FeatureBits = getFeatures(CPU, TuneCPU, FS, ProcDesc, ProcFeatures);
234     : TargetTriple(TT), CPU(std::string(C)), TuneCPU(std::string(TC)),
238   InitMCProcessorInfo(CPU, TuneCPU, FS);
274     if (FeatureBits.test(FeatureEntry->Value)) {
275       FeatureBits.reset(FeatureEntry->Value);
277       ClearImpliedBits(FeatureBits, FeatureEntry->Value, ProcFeatures);
279       FeatureBits.set(FeatureEntry->Value);
282       SetImpliedBits(FeatureBits, FeatureEntry->Implies.getAsBitset(),
303     if (F[0] == '-')
310 const MCSchedModel &MCSubtargetInfo::getSchedModelForCPU(StringRef CPU) const {
315   const SubtargetSubTypeKV *CPUEntry = Find(CPU, ProcDesc);
318     if (CPU != "help") // Don't error if the user asked for help.
319       errs() << "'" << CPU
324   assert(CPUEntry->SchedModel && "Missing processor SchedModel value");
325   return *CPUEntry->SchedModel;
329 MCSubtargetInfo::getInstrItineraryForCPU(StringRef CPU) const {
330   const MCSchedModel &SchedModel = getSchedModelForCPU(CPU);
343     return FeatureBits.test(FeatureKV.Value);