[llvm-branch-commits] [llvm] 06b83fd - [TableGen] NFC: Switch to range-based for loops in OptParserEmitter

[Jan Svoboda via llvm-branch-commits]

Author: Jan Svoboda
Date: 2020-12-21T12:36:46+01:00
New Revision: 06b83fd6c75b48a6a93dc580fb4409e13608a045

URL: 
https://github.com/llvm/llvm-project/commit/06b83fd6c75b48a6a93dc580fb4409e13608a045
DIFF: 
https://github.com/llvm/llvm-project/commit/06b83fd6c75b48a6a93dc580fb4409e13608a045.diff

LOG: [TableGen] NFC: Switch to range-based for loops in OptParserEmitter

This simplifies the code a bit. No functionality change.

Reviewed By: dexonsmith

Differential Revision: https://reviews.llvm.org/D93526

Added: 
    

Modified: 
    llvm/utils/TableGen/OptParserEmitter.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/utils/TableGen/OptParserEmitter.cpp 
b/llvm/utils/TableGen/OptParserEmitter.cpp
index b3fe9d7a91d1..794485256d50 100644
--- a/llvm/utils/TableGen/OptParserEmitter.cpp
+++ b/llvm/utils/TableGen/OptParserEmitter.cpp
@@ -219,8 +219,7 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
   PrefixesT Prefixes;
   Prefixes.insert(std::make_pair(PrefixKeyT(), "prefix_0"));
   unsigned CurPrefix = 0;
-  for (unsigned i = 0, e = Opts.size(); i != e; ++i) {
-    const Record &R = *Opts[i];
+  for (const Record &R : llvm::make_pointee_range(Opts)) {
     std::vector<StringRef> prf = R.getValueAsListOfStrings("Prefixes");
     PrefixKeyT prfkey(prf.begin(), prf.end());
     unsigned NewPrefix = CurPrefix + 1;
@@ -235,19 +234,16 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream 
&OS) {
   OS << "// Prefixes\n\n";
   OS << "#ifdef PREFIX\n";
   OS << "#define COMMA ,\n";
-  for (PrefixesT::const_iterator I = Prefixes.begin(), E = Prefixes.end();
-                                  I != E; ++I) {
+  for (const auto &Prefix : Prefixes) {
     OS << "PREFIX(";
 
     // Prefix name.
-    OS << I->second;
+    OS << Prefix.second;
 
     // Prefix values.
     OS << ", {";
-    for (PrefixKeyT::const_iterator PI = I->first.begin(),
-                                    PE = I->first.end(); PI != PE; ++PI) {
-      OS << "\"" << *PI << "\" COMMA ";
-    }
+    for (StringRef PrefixKey : Prefix.first)
+      OS << "\"" << PrefixKey << "\" COMMA ";
     OS << "nullptr})\n";
   }
   OS << "#undef COMMA\n";
@@ -256,9 +252,7 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
   OS << "/////////\n";
   OS << "// Groups\n\n";
   OS << "#ifdef OPTION\n";
-  for (unsigned i = 0, e = Groups.size(); i != e; ++i) {
-    const Record &R = *Groups[i];
-
+  for (const Record &R : llvm::make_pointee_range(Groups)) {
     // Start a single option entry.
     OS << "OPTION(";
 
@@ -343,8 +337,8 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
       OS << "nullptr";
     } else {
       OS << "\"";
-      for (size_t i = 0, e = AliasArgs.size(); i != e; ++i)
-        OS << AliasArgs[i] << "\\0";
+      for (StringRef AliasArg : AliasArgs)
+        OS << AliasArg << "\\0";
       OS << "\"";
     }
 
@@ -394,9 +388,7 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
   };
 
   std::vector<const Record *> OptsWithMarshalling;
-  for (unsigned I = 0, E = Opts.size(); I != E; ++I) {
-    const Record &R = *Opts[I];
-
+  for (const Record &R : llvm::make_pointee_range(Opts)) {
     // Start a single option entry.
     OS << "OPTION(";
     WriteOptRecordFields(OS, R);
@@ -462,8 +454,7 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
   OS << "#ifdef OPTTABLE_ARG_INIT\n";
   OS << "//////////\n";
   OS << "// Option Values\n\n";
-  for (unsigned I = 0, E = Opts.size(); I != E; ++I) {
-    const Record &R = *Opts[I];
+  for (const Record &R : llvm::make_pointee_range(Opts)) {
     if (isa<UnsetInit>(R.getValueInit("ValuesCode")))
       continue;
     OS << "{\n";


        
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