[llvm] [AMDGPU] Remove an unnecessary cast (NFC) (PR #148868)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/148868

STI is already of const GCNSubtarget *.


>From 88d7a3818983886d899b13e750720658f9542ca4 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Tue, 15 Jul 2025 08:04:38 -0700
Subject: [PATCH] [AMDGPU] Remove an unnecessary cast (NFC)

STI is already of const GCNSubtarget *.
---
 llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
index 67ad28661da43..75ce67c00228d 100644
--- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
@@ -42,7 +42,7 @@ SIMachineFunctionInfo::SIMachineFunctionInfo(const Function &F,
       PrivateSegmentWaveByteOffset(false), WorkItemIDX(false),
       WorkItemIDY(false), WorkItemIDZ(false), ImplicitArgPtr(false),
       GITPtrHigh(0xffffffff), HighBitsOf32BitAddress(0) {
-  const GCNSubtarget &ST = *static_cast<const GCNSubtarget *>(STI);
+  const GCNSubtarget &ST = *STI;
   FlatWorkGroupSizes = ST.getFlatWorkGroupSizes(F);
   WavesPerEU = ST.getWavesPerEU(F);
   MaxNumWorkGroups = ST.getMaxNumWorkGroups(F);