[llvm] [NFC][TableGen] Use convertInitializerToInt in CodeGenRegister (PR #180968)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-tablegen

Author: Rahul Joshi (jurahul)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/180968.diff


1 Files Affected:

- (modified) llvm/utils/TableGen/Common/CodeGenRegisters.cpp (+1-2) 


``````````diff
diff --git a/llvm/utils/TableGen/Common/CodeGenRegisters.cpp b/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
index 9fcbc8d0ac97d..b20312dbbb75b 100644
--- a/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
+++ b/llvm/utils/TableGen/Common/CodeGenRegisters.cpp
@@ -755,8 +755,7 @@ CodeGenRegisterClass::CodeGenRegisterClass(CodeGenRegBank &RegBank,
   GlobalPriority = R->getValueAsBit("GlobalPriority");
 
   const BitsInit *TSF = R->getValueAsBitsInit("TSFlags");
-  for (auto [Idx, Bit] : enumerate(TSF->getBits()))
-    TSFlags |= uint8_t(cast<BitInit>(Bit)->getValue()) << Idx;
+  TSFlags = uint8_t(*TSF->convertInitializerToInt());
 
   // Saturate negative costs to the maximum
   if (CopyCostParsed < 0)

``````````

</details>


https://github.com/llvm/llvm-project/pull/180968