[llvm] r190514 - llvm-tblgen: Stabilize subreg index tables.

[Benjamin Kramer]

Author: d0k
Date: Wed Sep 11 06:22:26 2013
New Revision: 190514

URL: http://llvm.org/viewvc/llvm-project?rev=190514&view=rev
Log:
llvm-tblgen: Stabilize subreg index tables.

Otherwise SequenceToOffsetTable will sort by pointer and becomes non-deterministic.

Modified:
    llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp

Modified: llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp?rev=190514&r1=190513&r2=190514&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/RegisterInfoEmitter.cpp Wed Sep 11 06:22:26 2013
@@ -722,7 +722,7 @@ RegisterInfoEmitter::runMCDesc(raw_ostre
   // Keep track of sub-register names as well. These are not differentially
   // encoded.
   typedef SmallVector<const CodeGenSubRegIndex*, 4> SubRegIdxVec;
-  SequenceToOffsetTable<SubRegIdxVec> SubRegIdxSeqs;
+  SequenceToOffsetTable<SubRegIdxVec, CodeGenSubRegIndex::Less> SubRegIdxSeqs;
   SmallVector<SubRegIdxVec, 4> SubRegIdxLists(Regs.size());
 
   SequenceToOffsetTable<std::string> RegStrings;
@@ -1090,7 +1090,7 @@ RegisterInfoEmitter::runTargetDesc(raw_o
     // Compress the sub-reg index lists.
     typedef std::vector<const CodeGenSubRegIndex*> IdxList;
     SmallVector<IdxList, 8> SuperRegIdxLists(RegisterClasses.size());
-    SequenceToOffsetTable<IdxList> SuperRegIdxSeqs;
+    SequenceToOffsetTable<IdxList, CodeGenSubRegIndex::Less> SuperRegIdxSeqs;
     BitVector MaskBV(RegisterClasses.size());
 
     for (unsigned rc = 0, e = RegisterClasses.size(); rc != e; ++rc) {