[llvm] 7365b1c - [TableGen] Eliminate use of `convertInitializerTo` in SearchableTable (#109206)

[via llvm-commits]

Author: Rahul Joshi
Date: 2024-09-20T07:58:06-07:00
New Revision: 7365b1c7bb670d83b66e97628ccfc070c1abed94

URL: https://github.com/llvm/llvm-project/commit/7365b1c7bb670d83b66e97628ccfc070c1abed94
DIFF: https://github.com/llvm/llvm-project/commit/7365b1c7bb670d83b66e97628ccfc070c1abed94.diff

LOG: [TableGen] Eliminate use of `convertInitializerTo` in SearchableTable (#109206)

Eliminate use of `convertInitializerTo` as that needs a non-const
RecordKeeper (which we want to make const).

Added: 
    

Modified: 
    llvm/utils/TableGen/SearchableTableEmitter.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/utils/TableGen/SearchableTableEmitter.cpp b/llvm/utils/TableGen/SearchableTableEmitter.cpp
index 37534fe4ca6afe..b5bf621b057383 100644
--- a/llvm/utils/TableGen/SearchableTableEmitter.cpp
+++ b/llvm/utils/TableGen/SearchableTableEmitter.cpp
@@ -31,17 +31,19 @@ using namespace llvm;
 
 #define DEBUG_TYPE "searchable-table-emitter"
 
-namespace {
-
-int64_t getAsInt(Init *B) {
-  return cast<IntInit>(
-             B->convertInitializerTo(IntRecTy::get(B->getRecordKeeper())))
-      ->getValue();
+static int64_t getAsInt(const Init *B) {
+  if (const BitsInit *BI = dyn_cast<BitsInit>(B))
+    return *BI->convertInitializerToInt();
+  if (const IntInit *II = dyn_cast<IntInit>(B))
+    return II->getValue();
+  llvm_unreachable("Unexpected initializer");
 }
-int64_t getInt(Record *R, StringRef Field) {
+
+static int64_t getInt(const Record *R, StringRef Field) {
   return getAsInt(R->getValueInit(Field));
 }
 
+namespace {
 struct GenericEnum {
   using Entry = std::pair<StringRef, int64_t>;