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Switch SubtargetFeatures from std::string to StringRef.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-07-01 00:23:10 +00:00
parent 1070f82569
commit e1bff38386
2 changed files with 25 additions and 29 deletions
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13
include/llvm/MC/SubtargetFeature.h
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@@ -18,13 +18,13 @@
#ifndef LLVM_MC_SUBTARGETFEATURE_H
#define LLVM_MC_SUBTARGETFEATURE_H
#include <string>
#include <vector>
#include "llvm/ADT/Triple.h"
#include "llvm/Support/DataTypes.h"
namespace llvm {
class raw_ostream;
class StringRef;
//===----------------------------------------------------------------------===//
///
@@ -74,24 +74,23 @@ struct SubtargetInfoKV {
class SubtargetFeatures {
std::vector<std::string> Features; // Subtarget features as a vector
public:
explicit SubtargetFeatures(const std::string &Initial = std::string());
explicit SubtargetFeatures(const StringRef Initial = "");
/// Features string accessors.
std::string getString() const;
void setString(const std::string &Initial);
StringRef getString() const;
/// Adding Features.
void AddFeature(const std::string &String, bool IsEnabled = true);
void AddFeature(const StringRef String, bool IsEnabled = true);
/// Get feature bits of a CPU.
uint64_t getFeatureBits(const std::string &CPU,
uint64_t getFeatureBits(const StringRef CPU,
const SubtargetFeatureKV *CPUTable,
size_t CPUTableSize,
const SubtargetFeatureKV *FeatureTable,
size_t FeatureTableSize);
/// Get scheduling itinerary of a CPU.
void *getItinerary(const std::string &CPU,
void *getItinerary(const StringRef CPU,
const SubtargetInfoKV *Table, size_t TableSize);
/// Print feature string.