[TableGen] Use range-based for loops (NFC) (#144283)

5 files changed, 16 insertions, 20 deletions

diff --git a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.cpp b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.cpp
index d33c0db..810b35e 100644
--- a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.cpp
+++ b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.cpp
@@ -1824,8 +1824,8 @@ bool TreePatternNode::UpdateNodeTypeFromInst(unsigned ResNo,
 }
 
 bool TreePatternNode::ContainsUnresolvedType(TreePattern &TP) const {
-  for (unsigned i = 0, e = Types.size(); i != e; ++i)
-    if (!TP.getInfer().isConcrete(Types[i], true))
+  for (const TypeSetByHwMode &Type : Types)
+    if (!TP.getInfer().isConcrete(Type, true))
       return true;
   for (const TreePatternNode &Child : children())
     if (Child.ContainsUnresolvedType(TP))
diff --git a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
index a5aadf2..64fec27 100644
--- a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
+++ b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
@@ -747,8 +747,8 @@ public:
 
   /// hasChild - Return true if N is any of our children.
   bool hasChild(const TreePatternNode *N) const {
-    for (unsigned i = 0, e = Children.size(); i != e; ++i)
-      if (Children[i].get() == N)
+    for (const TreePatternNodePtr &Child : Children)
+      if (Child.get() == N)
         return true;
     return false;
   }
@@ -1171,9 +1171,9 @@ public:
   }
 
   const CodeGenIntrinsic &getIntrinsic(const Record *R) const {
-    for (unsigned i = 0, e = Intrinsics.size(); i != e; ++i)
-      if (Intrinsics[i].TheDef == R)
-        return Intrinsics[i];
+    for (const CodeGenIntrinsic &Intrinsic : Intrinsics)
+      if (Intrinsic.TheDef == R)
+        return Intrinsic;
     llvm_unreachable("Unknown intrinsic!");
   }
 
@@ -1280,8 +1280,8 @@ private:
 inline bool SDNodeInfo::ApplyTypeConstraints(TreePatternNode &N,
                                              TreePattern &TP) const {
   bool MadeChange = false;
-  for (unsigned i = 0, e = TypeConstraints.size(); i != e; ++i)
-    MadeChange |= TypeConstraints[i].ApplyTypeConstraint(N, *this, TP);
+  for (const SDTypeConstraint &TypeConstraint : TypeConstraints)
+    MadeChange |= TypeConstraint.ApplyTypeConstraint(N, *this, TP);
   return MadeChange;
 }
 
diff --git a/llvm/utils/TableGen/Common/CodeGenInstruction.h b/llvm/utils/TableGen/Common/CodeGenInstruction.h
index e38979a..3a5abc5 100644
--- a/llvm/utils/TableGen/Common/CodeGenInstruction.h
+++ b/llvm/utils/TableGen/Common/CodeGenInstruction.h
@@ -127,8 +127,7 @@ public:
     /// getTiedOperand - If this operand is tied to another one, return the
     /// other operand number.  Otherwise, return -1.
     int getTiedRegister() const {
-      for (unsigned j = 0, e = Constraints.size(); j != e; ++j) {
-        const CGIOperandList::ConstraintInfo &CI = Constraints[j];
+      for (const CGIOperandList::ConstraintInfo &CI : Constraints) {
         if (CI.isTied())
           return CI.getTiedOperand();
       }
diff --git a/llvm/utils/TableGen/Common/CodeGenSchedule.cpp b/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
index 7295480..af7e439 100644
--- a/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
+++ b/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
@@ -2232,13 +2232,10 @@ void PredTransitions::dump() const {
       dbgs() << LS << SchedModels.getSchedRW(PC.RWIdx, PC.IsRead).Name << ":"
              << PC.Predicate->getName();
     dbgs() << "},\n  => {";
-    for (SmallVectorImpl<SmallVector<unsigned, 4>>::const_iterator
-             WSI = TI.WriteSequences.begin(),
-             WSE = TI.WriteSequences.end();
-         WSI != WSE; ++WSI) {
+    for (const auto &WS : TI.WriteSequences) {
       dbgs() << "(";
       ListSeparator LS;
-      for (unsigned N : *WSI)
+      for (unsigned N : WS)
         dbgs() << LS << SchedModels.getSchedWrite(N).Name;
       dbgs() << "),";
     }
diff --git a/llvm/utils/TableGen/Common/DAGISelMatcher.cpp b/llvm/utils/TableGen/Common/DAGISelMatcher.cpp
index 8780c4f..3543bb5a 100644
--- a/llvm/utils/TableGen/Common/DAGISelMatcher.cpp
+++ b/llvm/utils/TableGen/Common/DAGISelMatcher.cpp
@@ -286,11 +286,11 @@ void EmitNodeMatcherCommon::printImpl(raw_ostream &OS, indent Indent) const {
   OS << (isa<MorphNodeToMatcher>(this) ? "MorphNodeTo: " : "EmitNode: ")
      << CGI.Namespace << "::" << CGI.TheDef->getName() << ": <todo flags> ";
 
-  for (unsigned i = 0, e = VTs.size(); i != e; ++i)
-    OS << ' ' << getEnumName(VTs[i]);
+  for (MVT::SimpleValueType VT : VTs)
+    OS << ' ' << getEnumName(VT);
   OS << '(';
-  for (unsigned i = 0, e = Operands.size(); i != e; ++i)
-    OS << Operands[i] << ' ';
+  for (unsigned Operand : Operands)
+    OS << Operand << ' ';
   OS << ")\n";
 }