[llvm] [PowerPC] Remove an unnecessary cast (NFC) (PR #148393)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-powerpc

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

getRegisterInfo() already returns const PPCRegisterInfo *.


---
Full diff: https://github.com/llvm/llvm-project/pull/148393.diff


1 Files Affected:

- (modified) llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp (+1-2) 


``````````diff
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 1521ad5f45024..a091b21f4a791 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -2425,8 +2425,7 @@ void PPCAIXAsmPrinter::emitTracebackTable() {
   // Set the 4th byte of the mandatory field.
   FirstHalfOfMandatoryField |= TracebackTable::IsFunctionNamePresentMask;
 
-  const PPCRegisterInfo *RegInfo =
-      static_cast<const PPCRegisterInfo *>(Subtarget->getRegisterInfo());
+  const PPCRegisterInfo *RegInfo = Subtarget->getRegisterInfo();
   Register FrameReg = RegInfo->getFrameRegister(*MF);
   if (FrameReg == (Subtarget->isPPC64() ? PPC::X31 : PPC::R31))
     FirstHalfOfMandatoryField |= TracebackTable::IsAllocaUsedMask;

``````````

</details>


https://github.com/llvm/llvm-project/pull/148393