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[NFC][TableGen] Use SmallVector range constructor when possible #140284

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Merged
merged 1 commit into from
May 19, 2025

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jurahul
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@jurahul jurahul commented May 16, 2025

Initialize vectors using constructor instead of llvm::append_range when possible.

@jurahul jurahul force-pushed the table_use_sv_range_ctor branch 2 times, most recently from f36c638 to 55f4288 Compare May 17, 2025 14:20
Initialize vectors using constructors instead of llvm::append_range
when possible.
@jurahul jurahul force-pushed the table_use_sv_range_ctor branch from 55f4288 to dc9bceb Compare May 19, 2025 15:51
@jurahul jurahul marked this pull request as ready for review May 19, 2025 17:24
@jurahul jurahul requested a review from kazutakahirata May 19, 2025 17:24
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llvmbot commented May 19, 2025

@llvm/pr-subscribers-tablegen

Author: Rahul Joshi (jurahul)

Changes

Initialize vectors using constructors instead of llvm::append_range when possible.


Full diff: https://github.com/llvm/llvm-project/pull/140284.diff

2 Files Affected:

  • (modified) llvm/lib/TableGen/Record.cpp (+7-11)
  • (modified) llvm/utils/TableGen/Common/CodeGenRegisters.cpp (+1-2)
diff --git a/llvm/lib/TableGen/Record.cpp b/llvm/lib/TableGen/Record.cpp
index 97e185bbd1267..59884c78565a6 100644
--- a/llvm/lib/TableGen/Record.cpp
+++ b/llvm/lib/TableGen/Record.cpp
@@ -334,11 +334,10 @@ static const RecordRecTy *resolveRecordTypes(const RecordRecTy *T1,
   while (!Stack.empty()) {
     const Record *R = Stack.pop_back_val();
 
-    if (T2->isSubClassOf(R)) {
+    if (T2->isSubClassOf(R))
       CommonSuperClasses.push_back(R);
-    } else {
-      append_range(Stack, make_first_range(R->getDirectSuperClasses()));
-    }
+    else
+      llvm::append_range(Stack, make_first_range(R->getDirectSuperClasses()));
   }
 
   return RecordRecTy::get(T1->getRecordKeeper(), CommonSuperClasses);
@@ -2733,11 +2732,8 @@ const DagInit *DagInit::get(const Init *V, const StringInit *VN,
 const DagInit *DagInit::get(
     const Init *V, const StringInit *VN,
     ArrayRef<std::pair<const Init *, const StringInit *>> ArgAndNames) {
-  SmallVector<const Init *, 8> Args;
-  SmallVector<const StringInit *, 8> Names;
-
-  llvm::append_range(Args, make_first_range(ArgAndNames));
-  llvm::append_range(Names, make_second_range(ArgAndNames));
+  SmallVector<const Init *, 8> Args(make_first_range(ArgAndNames));
+  SmallVector<const StringInit *, 8> Names(make_second_range(ArgAndNames));
   return DagInit::get(V, VN, Args, Names);
 }
 
@@ -2901,8 +2897,8 @@ void Record::checkName() {
 }
 
 const RecordRecTy *Record::getType() const {
-  SmallVector<const Record *, 4> DirectSCs;
-  append_range(DirectSCs, make_first_range(getDirectSuperClasses()));
+  SmallVector<const Record *> DirectSCs(
+      make_first_range(getDirectSuperClasses()));
   return RecordRecTy::get(TrackedRecords, DirectSCs);
 }
 
diff --git a/llvm/utils/TableGen/Common/CodeGenRegisters.cpp b/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
index 3b7604a05fa88..a833e488c5e33 100644
--- a/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
+++ b/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
@@ -650,8 +650,7 @@ struct TupleExpander : SetTheory::Expander {
 
       // Take the cost list of the first register in the tuple.
       const ListInit *CostList = Proto->getValueAsListInit("CostPerUse");
-      SmallVector<const Init *, 2> CostPerUse;
-      llvm::append_range(CostPerUse, *CostList);
+      SmallVector<const Init *, 2> CostPerUse(CostList->getValues());
 
       const StringInit *AsmName = StringInit::get(RK, "");
       if (!RegNames.empty()) {

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LGTM. Thanks!

@jurahul jurahul merged commit 0f38543 into llvm:main May 19, 2025
14 checks passed
@jurahul jurahul deleted the table_use_sv_range_ctor branch May 19, 2025 19:15
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