[llvm] [Xtensa] Implement support for the BranchRelaxation. (PR #113450)

[Andrei Safronov via llvm-commits]

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@@ -258,13 +258,32 @@ void XtensaFrameLowering::determineCalleeSaves(MachineFunction &MF,
 
 static unsigned estimateFunctionSizeInBytes(const MachineFunction &MF,
                                             const XtensaInstrInfo &TII) {
-  unsigned FnSize = 0;
+  const Align FunctiontAlignment = MF.getAlignment();
+  /// Offset - Distance from the beginning of the function to the end
+  /// of the basic block.
+  unsigned Offset = 0;
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andreisfr wrote:

fixed

https://github.com/llvm/llvm-project/pull/113450