In generated RegisterInfo files, replace a pointer to the end of an array with just the size of the array to avoid relocations.

llvm-svn: 151041

llvm/include/llvm/MC/MCRegisterInfo.h

@@ -33,7 +33,8 @@ public:
   const unsigned RegSize, Alignment; // Size & Alignment of register in bytes
   const int CopyCost;
   const bool Allocatable;
-  const iterator RegsBegin, RegsEnd;
+  const iterator RegsBegin;
+  unsigned RegsSize;
   const unsigned char *const RegSet;
   const unsigned RegSetSize;
 
@@ -48,11 +49,11 @@ public:
   /// begin/end - Return all of the registers in this class.
   ///
   iterator       begin() const { return RegsBegin; }
-  iterator         end() const { return RegsEnd; }
+  iterator         end() const { return RegsBegin + RegsSize; }
 
   /// getNumRegs - Return the number of registers in this class.
   ///
-  unsigned getNumRegs() const { return (unsigned)(RegsEnd-RegsBegin); }
+  unsigned getNumRegs() const { return RegsSize; }
 
   /// getRegister - Return the specified register in the class.
   ///

llvm/utils/TableGen/RegisterInfoEmitter.cpp

@@ -391,10 +391,8 @@ RegisterInfoEmitter::runMCDesc(raw_ostream &OS, CodeGenTarget &Target,
        << RC.SpillAlignment/8 << ", "
        << RC.CopyCost << ", "
        << RC.Allocatable << ", "
-       << RC.getName() << ", " << RC.getName() << " + "
-       << RC.getOrder().size() << ", "
-       << RC.getName() << "Bits, sizeof(" << RC.getName() << "Bits)"
-       << " },\n";
+       << RC.getName() << ", " << RC.getOrder().size() << ", "
+       << RC.getName() << "Bits, sizeof(" << RC.getName() << "Bits) },\n";
   }
 
   OS << "};\n\n";