[llvm] r180160 - Machine model: rewrite a tablegen loop to avoid comparing record pointers.

[Andrew Trick]

Author: atrick
Date: Tue Apr 23 18:45:11 2013
New Revision: 180160

URL: http://llvm.org/viewvc/llvm-project?rev=180160&view=rev
Log:
Machine model: rewrite a tablegen loop to avoid comparing record pointers.

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

Modified: llvm/trunk/utils/TableGen/SubtargetEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/SubtargetEmitter.cpp?rev=180160&r1=180159&r2=180160&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/SubtargetEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/SubtargetEmitter.cpp Tue Apr 23 18:45:11 2013
@@ -797,7 +797,6 @@ void SubtargetEmitter::ExpandProcResourc
     RecVec SubResources;
     if (PRVec[i]->isSubClassOf("ProcResGroup")) {
       SubResources = PRVec[i]->getValueAsListOfDefs("Resources");
-      std::sort(SubResources.begin(), SubResources.end(), LessRecord());
     }
     else {
       SubResources.push_back(PRVec[i]);
@@ -808,15 +807,12 @@ void SubtargetEmitter::ExpandProcResourc
       if (*PRI == PRVec[i] || !(*PRI)->isSubClassOf("ProcResGroup"))
         continue;
       RecVec SuperResources = (*PRI)->getValueAsListOfDefs("Resources");
-      std::sort(SuperResources.begin(), SuperResources.end(), LessRecord());
       RecIter SubI = SubResources.begin(), SubE = SubResources.end();
-      RecIter SuperI = SuperResources.begin(), SuperE = SuperResources.end();
-      for ( ; SubI != SubE && SuperI != SuperE; ++SuperI) {
-        if (*SubI < *SuperI)
+      for( ; SubI != SubE; ++SubI) {
+        if (std::find(SuperResources.begin(), SuperResources.end(), *SubI)
+            == SuperResources.end()) {
           break;
-        else if (*SuperI < *SubI)
-          continue;
-        ++SubI;
+        }
       }
       if (SubI == SubE) {
         PRVec.push_back(*PRI);