diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/include/llvm/MC/MCSubtargetInfo.h | 40 | ||||
| -rw-r--r-- | llvm/lib/MC/MCSubtargetInfo.cpp | 5 |
2 files changed, 13 insertions, 32 deletions
diff --git a/llvm/include/llvm/MC/MCSubtargetInfo.h b/llvm/include/llvm/MC/MCSubtargetInfo.h index dd10881b73a..0a2b247ff80 100644 --- a/llvm/include/llvm/MC/MCSubtargetInfo.h +++ b/llvm/include/llvm/MC/MCSubtargetInfo.h @@ -32,10 +32,10 @@ class MCInst; //===----------------------------------------------------------------------===// /// -/// MCSubtargetInfo - Generic base class for all target subtargets. +/// Generic base class for all target subtargets. /// class MCSubtargetInfo { - Triple TargetTriple; // Target triple + Triple TargetTriple; std::string CPU; // CPU being targeted. ArrayRef<SubtargetFeatureKV> ProcFeatures; // Processor feature list ArrayRef<SubtargetFeatureKV> ProcDesc; // Processor descriptions @@ -49,7 +49,7 @@ class MCSubtargetInfo { const InstrStage *Stages; // Instruction itinerary stages const unsigned *OperandCycles; // Itinerary operand cycles - const unsigned *ForwardingPaths; // Forwarding paths + const unsigned *ForwardingPaths; FeatureBitset FeatureBits; // Feature bits for current CPU + FS public: @@ -66,22 +66,10 @@ public: MCSubtargetInfo &operator=(MCSubtargetInfo &&) = delete; virtual ~MCSubtargetInfo() = default; - /// getTargetTriple - Return the target triple string. const Triple &getTargetTriple() const { return TargetTriple; } + StringRef getCPU() const { return CPU; } - /// getCPU - Return the CPU string. - StringRef getCPU() const { - return CPU; - } - - /// getFeatureBits - Return the feature bits. - /// - const FeatureBitset& getFeatureBits() const { - return FeatureBits; - } - - /// setFeatureBits - Set the feature bits. - /// + const FeatureBitset& getFeatureBits() const { return FeatureBits; } void setFeatureBits(const FeatureBitset &FeatureBits_) { FeatureBits = FeatureBits_; } @@ -102,16 +90,16 @@ public: /// string. void setDefaultFeatures(StringRef CPU, StringRef FS); - /// ToggleFeature - Toggle a feature and returns the re-computed feature - /// bits. This version does not change the implied bits. + /// Toggle a feature and return the re-computed feature bits. + /// This version does not change the implied bits. FeatureBitset ToggleFeature(uint64_t FB); - /// ToggleFeature - Toggle a feature and returns the re-computed feature - /// bits. This version does not change the implied bits. + /// Toggle a feature and return the re-computed feature bits. + /// This version does not change the implied bits. FeatureBitset ToggleFeature(const FeatureBitset& FB); - /// ToggleFeature - Toggle a set of features and returns the re-computed - /// feature bits. This version will also change all implied bits. + /// Toggle a set of features and return the re-computed feature bits. + /// This version will also change all implied bits. FeatureBitset ToggleFeature(StringRef FS); /// Apply a feature flag and return the re-computed feature bits, including @@ -122,8 +110,7 @@ public: /// the provided string, ignoring all other features. bool checkFeatures(StringRef FS) const; - /// getSchedModelForCPU - Get the machine model of a CPU. - /// + /// Get the machine model of a CPU. const MCSchedModel &getSchedModelForCPU(StringRef CPU) const; /// Get the machine model for this subtarget's CPU. @@ -167,8 +154,7 @@ public: return 0; } - /// getInstrItineraryForCPU - Get scheduling itinerary of a CPU. - /// + /// Get scheduling itinerary of a CPU. InstrItineraryData getInstrItineraryForCPU(StringRef CPU) const; /// Initialize an InstrItineraryData instance. diff --git a/llvm/lib/MC/MCSubtargetInfo.cpp b/llvm/lib/MC/MCSubtargetInfo.cpp index 8b9b076382e..f6167826fae 100644 --- a/llvm/lib/MC/MCSubtargetInfo.cpp +++ b/llvm/lib/MC/MCSubtargetInfo.cpp @@ -51,8 +51,6 @@ MCSubtargetInfo::MCSubtargetInfo( InitMCProcessorInfo(CPU, FS); } -/// ToggleFeature - Toggle a feature and returns the re-computed feature -/// bits. This version does not change the implied bits. FeatureBitset MCSubtargetInfo::ToggleFeature(uint64_t FB) { FeatureBits.flip(FB); return FeatureBits; @@ -63,8 +61,6 @@ FeatureBitset MCSubtargetInfo::ToggleFeature(const FeatureBitset &FB) { return FeatureBits; } -/// ToggleFeature - Toggle a feature and returns the re-computed feature -/// bits. This version will also change all implied bits. FeatureBitset MCSubtargetInfo::ToggleFeature(StringRef FS) { SubtargetFeatures::ToggleFeature(FeatureBits, FS, ProcFeatures); return FeatureBits; @@ -118,7 +114,6 @@ MCSubtargetInfo::getInstrItineraryForCPU(StringRef CPU) const { return InstrItineraryData(SchedModel, Stages, OperandCycles, ForwardingPaths); } -/// Initialize an InstrItineraryData instance. void MCSubtargetInfo::initInstrItins(InstrItineraryData &InstrItins) const { InstrItins = InstrItineraryData(getSchedModel(), Stages, OperandCycles, ForwardingPaths); |
