[llvm] [AArch64] Remove an unnecessary cast (NFC) (PR #147547)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-aarch64

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

AfterCSRPopSize is already of int64_t.


---
Full diff: https://github.com/llvm/llvm-project/pull/147547.diff


1 Files Affected:

- (modified) llvm/lib/Target/AArch64/AArch64FrameLowering.cpp (+3-3) 


``````````diff
diff --git a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
index 6f1ce5bdbe286..a7446a3ac7ce8 100644
--- a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
@@ -2521,9 +2521,9 @@ void AArch64FrameLowering::emitEpilogue(MachineFunction &MF,
           .buildDefCFA(AArch64::SP, NumBytes);
 
     emitFrameOffset(MBB, MBB.getFirstTerminator(), DL, AArch64::SP, AArch64::SP,
-                    StackOffset::getFixed(NumBytes + (int64_t)AfterCSRPopSize),
-                    TII, MachineInstr::FrameDestroy, false, NeedsWinCFI,
-                    &HasWinCFI, EmitCFI, StackOffset::getFixed(NumBytes));
+                    StackOffset::getFixed(NumBytes + AfterCSRPopSize), TII,
+                    MachineInstr::FrameDestroy, false, NeedsWinCFI, &HasWinCFI,
+                    EmitCFI, StackOffset::getFixed(NumBytes));
     return;
   }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/147547