[llvm-branch-commits] [llvm] [AArch64] Use the Win64 calling convention and va_list on UEFI (PR #233640)

[Prabhu Rajasekaran via llvm-branch-commits]

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@@ -574,9 +574,9 @@ def CC_AArch64_Preserve_None : CallingConv<[
                                  X12, X13, X14, X9]>>,
 
   // Windows uses X15 for stack allocation
-  CCIf<"!State.getMachineFunction().getSubtarget<AArch64Subtarget>().isTargetWindows()",
+  CCIf<"!State.getMachineFunction().getSubtarget<AArch64Subtarget>().isTargetWindowsOrUEFI()",
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Prabhuk wrote:

Thank you. I'll send out follow up PRs to address test gaps.

https://github.com/llvm/llvm-project/pull/233640