[llvm] [AccelTable] Fix typos and duplicated code (PR #76155)

[Felipe de Azevedo Piovezan via llvm-commits]

https://github.com/felipepiovezan updated https://github.com/llvm/llvm-project/pull/76155

>From 15986746e726cae64ae4b82fcd26c4f3cbed2d26 Mon Sep 17 00:00:00 2001
From: Felipe de Azevedo Piovezan <fpiovezan at apple.com>
Date: Thu, 21 Dec 2023 10:31:46 -0300
Subject: [PATCH] [AccelTable][nfc] Fix typos and duplicated code

Renaming a member variable from "Endoding" to "Encoding".

Also replace inlined code for "isNormalized" with a call to the function, so
that if the definition of normalization ever changes, we only need to change the
one place.
---
 llvm/include/llvm/CodeGen/AccelTable.h     | 8 +++-----
 llvm/lib/CodeGen/AsmPrinter/AccelTable.cpp | 4 ++--
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/llvm/include/llvm/CodeGen/AccelTable.h b/llvm/include/llvm/CodeGen/AccelTable.h
index af874aa5e91a32..54cb18b611a010 100644
--- a/llvm/include/llvm/CodeGen/AccelTable.h
+++ b/llvm/include/llvm/CodeGen/AccelTable.h
@@ -270,16 +270,14 @@ class DWARF5AccelTableData : public AccelTableData {
 #endif
 
   uint64_t getDieOffset() const {
-    assert(std::holds_alternative<uint64_t>(OffsetVal) &&
-           "Accessing DIE Offset before normalizing.");
+    assert(isNormalized() && "Accessing DIE Offset before normalizing.");
     return std::get<uint64_t>(OffsetVal);
   }
   unsigned getDieTag() const { return DieTag; }
   unsigned getUnitID() const { return UnitID; }
   bool isTU() const { return IsTU; }
   void normalizeDIEToOffset() {
-    assert(std::holds_alternative<const DIE *>(OffsetVal) &&
-           "Accessing offset after normalizing.");
+    assert(isNormalized() && "Accessing offset after normalizing.");
     OffsetVal = std::get<const DIE *>(OffsetVal)->getOffset();
   }
   bool isNormalized() const {
@@ -309,7 +307,7 @@ class DWARF5AccelTable : public AccelTable<DWARF5AccelTableData> {
 public:
   struct UnitIndexAndEncoding {
     unsigned Index;
-    DWARF5AccelTableData::AttributeEncoding Endoding;
+    DWARF5AccelTableData::AttributeEncoding Encoding;
   };
   /// Returns type units that were constructed.
   const TUVectorTy &getTypeUnitsSymbols() { return TUSymbolsOrHashes; }
diff --git a/llvm/lib/CodeGen/AsmPrinter/AccelTable.cpp b/llvm/lib/CodeGen/AsmPrinter/AccelTable.cpp
index d6f487c18b0301..30ea7eef3a12ba 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AccelTable.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AccelTable.cpp
@@ -412,7 +412,7 @@ static uint32_t constructAbbreviationTag(
     const std::optional<DWARF5AccelTable::UnitIndexAndEncoding> &EntryRet) {
   uint32_t AbbrvTag = 0;
   if (EntryRet)
-    AbbrvTag |= 1 << EntryRet->Endoding.Index;
+    AbbrvTag |= 1 << EntryRet->Encoding.Index;
   AbbrvTag |= 1 << dwarf::DW_IDX_die_offset;
   AbbrvTag |= Tag << LowerBitSize;
   return AbbrvTag;
@@ -429,7 +429,7 @@ void Dwarf5AccelTableWriter<DataT>::populateAbbrevsMap() {
         if (Abbreviations.count(AbbrvTag) == 0) {
           SmallVector<DWARF5AccelTableData::AttributeEncoding, 2> UA;
           if (EntryRet)
-            UA.push_back(EntryRet->Endoding);
+            UA.push_back(EntryRet->Encoding);
           UA.push_back({dwarf::DW_IDX_die_offset, dwarf::DW_FORM_ref4});
           Abbreviations.try_emplace(AbbrvTag, UA);
         }