[WebAssembly] Name Config members after commandline argument. NFC

This addresses a late review comment from D44427/rLLD328643

3 files changed, 11 insertions, 17 deletions

diff --git a/lld/wasm/Config.h b/lld/wasm/Config.h
index d0f1f55c4d5..adccbfee39e 100644
--- a/lld/wasm/Config.h
+++ b/lld/wasm/Config.h
@@ -17,19 +17,18 @@
 namespace lld {
 namespace wasm {
 
-enum class ExposeAs { IMPORT, EXPORT, NONE };
-
 struct Configuration {
   bool AllowUndefined;
   bool CheckSignatures;
   bool Demangle;
+  bool ExportTable;
   bool GcSections;
   bool ImportMemory;
+  bool ImportTable;
   bool PrintGcSections;
   bool Relocatable;
   bool StripAll;
   bool StripDebug;
-  ExposeAs Table;
   uint32_t GlobalBase;
   uint32_t InitialMemory;
   uint32_t MaxMemory;
diff --git a/lld/wasm/Driver.cpp b/lld/wasm/Driver.cpp
index b86dbc49585..56eb3614fa2 100644
--- a/lld/wasm/Driver.cpp
+++ b/lld/wasm/Driver.cpp
@@ -216,15 +216,6 @@ static StringRef getEntry(opt::InputArgList &Args, StringRef Default) {
   return Arg->getValue();
 }
 
-static ExposeAs getExpose(opt::InputArgList &Args, unsigned Import,
-                          unsigned Export) {
-  auto *Arg = Args.getLastArg(Import, Export);
-  if (!Arg)
-    return ExposeAs::NONE;
-  return Arg->getOption().getID() == Import ? ExposeAs::IMPORT
-                                            : ExposeAs::EXPORT;
-}
-
 static const uint8_t UnreachableFn[] = {
     0x03 /* ULEB length */, 0x00 /* ULEB num locals */,
     0x00 /* opcode unreachable */, 0x0b /* opcode end */
@@ -305,7 +296,11 @@ void LinkerDriver::link(ArrayRef<const char *> ArgsArr) {
   Config->SearchPaths = args::getStrings(Args, OPT_L);
   Config->StripAll = Args.hasArg(OPT_strip_all);
   Config->StripDebug = Args.hasArg(OPT_strip_debug);
-  Config->Table = getExpose(Args, OPT_import_table, OPT_export_table);
+  auto *TableArg = Args.getLastArg(OPT_import_table, OPT_export_table);
+  Config->ImportTable =
+      TableArg && TableArg->getOption().getID() == OPT_import_table;
+  Config->ExportTable =
+      TableArg && TableArg->getOption().getID() == OPT_export_table;
   errorHandler().Verbose = Args.hasArg(OPT_verbose);
   ThreadsEnabled = Args.hasFlag(OPT_threads, OPT_no_threads, true);
 
diff --git a/lld/wasm/Writer.cpp b/lld/wasm/Writer.cpp
index 69f3f8832ad..a98cfc6b7c9 100644
--- a/lld/wasm/Writer.cpp
+++ b/lld/wasm/Writer.cpp
@@ -127,7 +127,7 @@ void Writer::createImportSection() {
   uint32_t NumImports = ImportedSymbols.size();
   if (Config->ImportMemory)
     ++NumImports;
-  if (Config->Table == ExposeAs::IMPORT)
+  if (Config->ImportTable)
     ++NumImports;
 
   if (NumImports == 0)
@@ -152,7 +152,7 @@ void Writer::createImportSection() {
     writeImport(OS, Import);
   }
 
-  if (Config->Table == ExposeAs::IMPORT) {
+  if (Config->ImportTable) {
     uint32_t TableSize = kInitialTableOffset + IndirectFunctions.size();
     WasmImport Import;
     Import.Module = "env";
@@ -236,7 +236,7 @@ void Writer::createGlobalSection() {
 }
 
 void Writer::createTableSection() {
-  if (Config->Table == ExposeAs::IMPORT)
+  if (Config->ImportTable)
     return;
 
   // Always output a table section (or table import), even if there are no
@@ -259,7 +259,7 @@ void Writer::createTableSection() {
 
 void Writer::createExportSection() {
   bool ExportMemory = !Config->Relocatable && !Config->ImportMemory;
-  bool ExportTable = !Config->Relocatable && Config->Table == ExposeAs::EXPORT;
+  bool ExportTable = !Config->Relocatable && Config->ExportTable;
 
   uint32_t NumExports =
       (ExportMemory ? 1 : 0) + (ExportTable ? 1 : 0) + ExportedSymbols.size();