[llvm-branch-commits] [llvm] [AArch64] Prepare for split ZPR and PPR area allocation (NFCI) (PR #142391)

[Benjamin Maxwell via llvm-branch-commits]

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@@ -4296,10 +4372,20 @@ static bool getSVECalleeSaveSlotRange(const MachineFrameInfo &MFI,
 // Fills in the first and last callee-saved frame indices into
 // Min/MaxCSFrameIndex, respectively.
 // Returns the size of the stack.
-static int64_t determineSVEStackObjectOffsets(MachineFrameInfo &MFI,
-                                              int &MinCSFrameIndex,
-                                              int &MaxCSFrameIndex,
-                                              bool AssignOffsets) {
+static SVEStackSizes
+determineSVEStackObjectOffsets(MachineFunction &MF, bool AssignOffsets,
+                               bool SplitSVEObjects = false) {
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MacDue wrote:

It's an artificial parameter just to allow separating the changes somewhat. It's removed in the following PR, which uses a flag in the `AArch64FunctionInfo` instead. 

https://github.com/llvm/llvm-project/pull/142391