[llvm-commits] [llvm] r151041 - in /llvm/trunk: include/llvm/MC/MCRegisterInfo.h utils/TableGen/RegisterInfoEmitter.cpp

[Craig Topper]

Author: ctopper
Date: Tue Feb 21 00:54:41 2012
New Revision: 151041

URL: http://llvm.org/viewvc/llvm-project?rev=151041&view=rev
Log:
In generated RegisterInfo files, replace a pointer to the end of an array with just the size of the array to avoid relocations.

Modified:
    llvm/trunk/include/llvm/MC/MCRegisterInfo.h
    llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp

Modified: llvm/trunk/include/llvm/MC/MCRegisterInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/MCRegisterInfo.h?rev=151041&r1=151040&r2=151041&view=diff
==============================================================================
--- llvm/trunk/include/llvm/MC/MCRegisterInfo.h (original)
+++ llvm/trunk/include/llvm/MC/MCRegisterInfo.h Tue Feb 21 00:54:41 2012
@@ -33,7 +33,8 @@
   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 @@
   /// 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.
   ///

Modified: llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp?rev=151041&r1=151040&r2=151041&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp Tue Feb 21 00:54:41 2012
@@ -391,10 +391,8 @@
        << 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";