[lld][WebAssembly] Rename fetch() to extract() to match ELF linker. NFC (llvm#78625)

Author: sbc100

lld/wasm/Driver.cpp

@@ -705,7 +705,7 @@ static Symbol *handleUndefined(StringRef name, const char *option) {
   sym->isUsedInRegularObj = true;
 
   if (auto *lazySym = dyn_cast<LazySymbol>(sym)) {
-    lazySym->fetch();
+    lazySym->extract();
     if (!config->whyExtract.empty())
       config->whyExtractRecords.emplace_back(option, sym->getFile(), *sym);
   }
@@ -724,7 +724,7 @@ static void handleLibcall(StringRef name) {
       if (!config->whyExtract.empty())
         config->whyExtractRecords.emplace_back("<libcall>", sym->getFile(),
                                                *sym);
-      lazySym->fetch();
+      lazySym->extract();
     }
   }
 }
@@ -965,7 +965,7 @@ static void processStubLibraries() {
             needed->forceExport = true;
             if (auto *lazy = dyn_cast<LazySymbol>(needed)) {
               depsAdded = true;
-              lazy->fetch();
+              lazy->extract();
               if (!config->whyExtract.empty())
                 config->whyExtractRecords.emplace_back(stub_file->getName(),
                                                        sym->getFile(), *sym);

lld/wasm/SymbolTable.cpp

@@ -533,7 +533,7 @@ Symbol *SymbolTable::addUndefinedFunction(StringRef name,
       lazy->setWeak();
       lazy->signature = sig;
     } else {
-      lazy->fetch();
+      lazy->extract();
       if (!config->whyExtract.empty())
         config->whyExtractRecords.emplace_back(toString(file), s->getFile(),
                                                *s);
@@ -586,7 +586,7 @@ Symbol *SymbolTable::addUndefinedData(StringRef name, uint32_t flags,
     if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK)
       lazy->setWeak();
     else
-      lazy->fetch();
+      lazy->extract();
   } else if (s->isDefined()) {
     checkDataType(s, file);
   } else if (s->isWeak()) {
@@ -613,7 +613,7 @@ Symbol *SymbolTable::addUndefinedGlobal(StringRef name,
     replaceSymbol<UndefinedGlobal>(s, name, importName, importModule, flags,
                                    file, type);
   else if (auto *lazy = dyn_cast<LazySymbol>(s))
-    lazy->fetch();
+    lazy->extract();
   else if (s->isDefined())
     checkGlobalType(s, file, type);
   else if (s->isWeak())
@@ -639,7 +639,7 @@ Symbol *SymbolTable::addUndefinedTable(StringRef name,
     replaceSymbol<UndefinedTable>(s, name, importName, importModule, flags,
                                   file, type);
   else if (auto *lazy = dyn_cast<LazySymbol>(s))
-    lazy->fetch();
+    lazy->extract();
   else if (s->isDefined())
     checkTableType(s, file, type);
   else if (s->isWeak())
@@ -665,7 +665,7 @@ Symbol *SymbolTable::addUndefinedTag(StringRef name,
     replaceSymbol<UndefinedTag>(s, name, importName, importModule, flags, file,
                                 sig);
   else if (auto *lazy = dyn_cast<LazySymbol>(s))
-    lazy->fetch();
+    lazy->extract();
   else if (s->isDefined())
     checkTagType(s, file, sig);
   else if (s->isWeak())

lld/wasm/Symbols.cpp

@@ -425,7 +425,9 @@ const OutputSectionSymbol *SectionSymbol::getOutputSectionSymbol() const {
   return section->outputSec->sectionSym;
 }
 
-void LazySymbol::fetch() { cast<ArchiveFile>(file)->addMember(&archiveSymbol); }
+void LazySymbol::extract() {
+  cast<ArchiveFile>(file)->addMember(&archiveSymbol);
+}
 
 void LazySymbol::setWeak() {
   flags |= (flags & ~WASM_SYMBOL_BINDING_MASK) | WASM_SYMBOL_BINDING_WEAK;

lld/wasm/Symbols.h

@@ -502,7 +502,7 @@ class LazySymbol : public Symbol {
       : Symbol(name, LazyKind, flags, file), archiveSymbol(sym) {}
 
   static bool classof(const Symbol *s) { return s->kind() == LazyKind; }
-  void fetch();
+  void extract();
   void setWeak();
   MemoryBufferRef getMemberBuffer();