[llvm-mca] Use llvm::ArrayRef in class SourceMgr. NFCI

Class SourceMgr now uses type ArrayRef<MCInst> to reference the
sequence of code from a "CodeRegion".

llvm-svn: 344911

1 files changed, 10 insertions, 14 deletions

diff --git a/llvm/tools/llvm-mca/CodeRegion.h b/llvm/tools/llvm-mca/CodeRegion.h
index 7f0025e4884..21ca8da9b53 100644
--- a/llvm/tools/llvm-mca/CodeRegion.h
+++ b/llvm/tools/llvm-mca/CodeRegion.h
@@ -34,6 +34,7 @@
 #ifndef LLVM_TOOLS_LLVM_MCA_CODEREGION_H
 #define LLVM_TOOLS_LLVM_MCA_CODEREGION_H
 
+#include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/MC/MCInst.h"
 #include "llvm/Support/SMLoc.h"
@@ -49,7 +50,7 @@ class CodeRegion {
   // An optional descriptor for this region.
   llvm::StringRef Description;
   // Instructions that form this region.
-  std::vector<std::unique_ptr<const llvm::MCInst>> Instructions;
+  std::vector<llvm::MCInst> Instructions;
   // Source location range.
   llvm::SMLoc RangeStart;
   llvm::SMLoc RangeEnd;
@@ -61,8 +62,8 @@ public:
   CodeRegion(llvm::StringRef Desc, llvm::SMLoc Start)
       : Description(Desc), RangeStart(Start), RangeEnd() {}
 
-  void addInstruction(std::unique_ptr<const llvm::MCInst> Instruction) {
-    Instructions.emplace_back(std::move(Instruction));
+  void addInstruction(const llvm::MCInst &Instruction) {
+    Instructions.emplace_back(Instruction);
   }
 
   llvm::SMLoc startLoc() const { return RangeStart; }
@@ -72,10 +73,7 @@ public:
   bool empty() const { return Instructions.empty(); }
   bool isLocInRange(llvm::SMLoc Loc) const;
 
-  const std::vector<std::unique_ptr<const llvm::MCInst>> &
-  getInstructions() const {
-    return Instructions;
-  }
+  llvm::ArrayRef<llvm::MCInst> getInstructions() const { return Instructions; }
 
   llvm::StringRef getDescription() const { return Description; }
 };
@@ -106,23 +104,21 @@ public:
 
   void beginRegion(llvm::StringRef Description, llvm::SMLoc Loc);
   void endRegion(llvm::SMLoc Loc);
-  void addInstruction(std::unique_ptr<const llvm::MCInst> Instruction);
+  void addInstruction(const llvm::MCInst &Instruction);
 
   CodeRegions(llvm::SourceMgr &S) : SM(S) {
     // Create a default region for the input code sequence.
     addRegion("Default", llvm::SMLoc());
   }
 
-  const std::vector<std::unique_ptr<const llvm::MCInst>> &
-  getInstructionSequence(unsigned Idx) const {
+  llvm::ArrayRef<llvm::MCInst> getInstructionSequence(unsigned Idx) const {
     return Regions[Idx]->getInstructions();
   }
 
   bool empty() const {
-    return std::all_of(Regions.begin(), Regions.end(),
-                       [](const std::unique_ptr<CodeRegion> &Region) {
-                         return Region->empty();
-                       });
+    return llvm::all_of(Regions, [](const std::unique_ptr<CodeRegion> &Region) {
+      return Region->empty();
+    });
   }
 };