[llvm] AArch64: Fix hardcoding calling convention of sincos_stret (PR #144336)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-aarch64

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/144336.diff


1 Files Affected:

- (modified) llvm/lib/Target/AArch64/AArch64ISelLowering.cpp (+2-1) 


``````````diff
diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index 7519ac5260a64..54271d4d84420 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -5106,9 +5106,10 @@ SDValue AArch64TargetLowering::LowerFSINCOS(SDValue Op,
 
   StructType *RetTy = StructType::get(ArgTy, ArgTy);
   TargetLowering::CallLoweringInfo CLI(DAG);
+  CallingConv::ID CC = getLibcallCallingConv(LC);
   CLI.setDebugLoc(dl)
       .setChain(DAG.getEntryNode())
-      .setLibCallee(CallingConv::Fast, RetTy, Callee, std::move(Args));
+      .setLibCallee(CC, RetTy, Callee, std::move(Args));
 
   std::pair<SDValue, SDValue> CallResult = LowerCallTo(CLI);
   return CallResult.first;

``````````

</details>


https://github.com/llvm/llvm-project/pull/144336