[llvm] [PowerPC] Remove a redundant cast (NFC) (PR #165834)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-powerpc

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

PtrValue is already of type Value *.


---
Full diff: https://github.com/llvm/llvm-project/pull/165834.diff


1 Files Affected:

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


``````````diff
diff --git a/llvm/lib/Target/PowerPC/PPCLoopInstrFormPrep.cpp b/llvm/lib/Target/PowerPC/PPCLoopInstrFormPrep.cpp
index 3640d2545b5ac..70df59d01d6c7 100644
--- a/llvm/lib/Target/PowerPC/PPCLoopInstrFormPrep.cpp
+++ b/llvm/lib/Target/PowerPC/PPCLoopInstrFormPrep.cpp
@@ -1316,7 +1316,7 @@ bool PPCLoopInstrFormPrep::runOnLoop(Loop *L) {
     // useless and possible to break some original well-form addressing mode
     // to make this pre-inc prep for it.
     if (PointerElementType->isIntegerTy(64)) {
-      const SCEV *LSCEV = SE->getSCEVAtScope(const_cast<Value *>(PtrValue), L);
+      const SCEV *LSCEV = SE->getSCEVAtScope(PtrValue, L);
       const SCEVAddRecExpr *LARSCEV = dyn_cast<SCEVAddRecExpr>(LSCEV);
       if (!LARSCEV || LARSCEV->getLoop() != L)
         return false;

``````````

</details>


https://github.com/llvm/llvm-project/pull/165834