[llvm] r346400 - [llvm-exegesis][NFC] Add missing header guard + cosmetics.

[Clement Courbet via llvm-commits]

Author: courbet
Date: Thu Nov  8 04:37:56 2018
New Revision: 346400

URL: http://llvm.org/viewvc/llvm-project?rev=346400&view=rev
Log:
[llvm-exegesis][NFC] Add missing header guard + cosmetics.

Reviewers: gchatelet

Reviewed By: gchatelet

Subscribers: tschuett, llvm-commits

Differential Revision: https://reviews.llvm.org/D54252

Modified:
    llvm/trunk/tools/llvm-exegesis/lib/RegisterValue.h
    llvm/trunk/tools/llvm-exegesis/lib/SnippetGenerator.cpp

Modified: llvm/trunk/tools/llvm-exegesis/lib/RegisterValue.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-exegesis/lib/RegisterValue.h?rev=346400&r1=346399&r2=346400&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-exegesis/lib/RegisterValue.h (original)
+++ llvm/trunk/tools/llvm-exegesis/lib/RegisterValue.h Thu Nov  8 04:37:56 2018
@@ -14,6 +14,9 @@
 ///
 //===----------------------------------------------------------------------===//
 
+#ifndef LLVM_TOOLS_LLVM_EXEGESIS_REGISTERVALUE_H
+#define LLVM_TOOLS_LLVM_EXEGESIS_REGISTERVALUE_H
+
 #include <llvm/ADT/APFloat.h>
 #include <llvm/ADT/APInt.h>
 
@@ -22,6 +25,7 @@ namespace exegesis {
 
 // A simple object storing the value for a particular register.
 struct RegisterValue {
+  static RegisterValue zero(unsigned Reg) { return {Reg, llvm::APInt()}; }
   unsigned Register;
   llvm::APInt Value;
 };
@@ -45,3 +49,5 @@ llvm::APInt bitcastFloatValue(const llvm
 
 } // namespace exegesis
 } // namespace llvm
+
+#endif // LLVM_TOOLS_LLVM_EXEGESIS_REGISTERVALUE_H

Modified: llvm/trunk/tools/llvm-exegesis/lib/SnippetGenerator.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-exegesis/lib/SnippetGenerator.cpp?rev=346400&r1=346399&r2=346400&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-exegesis/lib/SnippetGenerator.cpp (original)
+++ llvm/trunk/tools/llvm-exegesis/lib/SnippetGenerator.cpp Thu Nov  8 04:37:56 2018
@@ -91,7 +91,7 @@ std::vector<RegisterValue> SnippetGenera
       if (Op.isUse()) {
         const unsigned Reg = GetOpReg(Op);
         if (Reg > 0 && !DefinedRegs.test(Reg)) {
-          RIV.push_back(RegisterValue{Reg, llvm::APInt()});
+          RIV.push_back(RegisterValue::zero(Reg));
           DefinedRegs.set(Reg);
         }
       }