Machine model: rewrite a tablegen loop to avoid comparing record pointers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180160 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/SubtargetEmitter.cpp b/utils/TableGen/SubtargetEmitter.cpp
index 98892e1..0d36c4f 100644
--- a/utils/TableGen/SubtargetEmitter.cpp
+++ b/utils/TableGen/SubtargetEmitter.cpp
@@ -797,7 +797,6 @@
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 @@
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);