[llvm] r320979 - Constexprify LaneBitmask factory methods.

[Benjamin Kramer via llvm-commits]

Author: d0k
Date: Mon Dec 18 05:20:26 2017
New Revision: 320979

URL: http://llvm.org/viewvc/llvm-project?rev=320979&view=rev
Log:
Constexprify LaneBitmask factory methods.

This avoids global constructors when they're used in a global constant.

Modified:
    llvm/trunk/include/llvm/MC/LaneBitmask.h

Modified: llvm/trunk/include/llvm/MC/LaneBitmask.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/LaneBitmask.h?rev=320979&r1=320978&r2=320979&view=diff
==============================================================================
--- llvm/trunk/include/llvm/MC/LaneBitmask.h (original)
+++ llvm/trunk/include/llvm/MC/LaneBitmask.h Mon Dec 18 05:20:26 2017
@@ -80,9 +80,9 @@ namespace llvm {
       return Log2_32(Mask);
     }
 
-    static LaneBitmask getNone() { return LaneBitmask(0); }
-    static LaneBitmask getAll()  { return ~LaneBitmask(0); }
-    static LaneBitmask getLane(unsigned Lane) {
+    static constexpr LaneBitmask getNone() { return LaneBitmask(0); }
+    static constexpr LaneBitmask getAll() { return ~LaneBitmask(0); }
+    static constexpr LaneBitmask getLane(unsigned Lane) {
       return LaneBitmask(Type(1) << Lane);
     }