[llvm] [AMDGPU][WIP] Optimize SGPR spills (PR #93668)

[Christudasan Devadasan via llvm-commits]

================
@@ -300,6 +301,7 @@ void SILowerSGPRSpills::extendWWMVirtRegLiveness(MachineFunction &MF,
       auto MIB = BuildMI(*RestoreBlock, InsertBefore, DL,
                          TII->get(TargetOpcode::KILL));
       MIB.addReg(Reg);
+
----------------
cdevadas wrote:

Ditto.

https://github.com/llvm/llvm-project/pull/93668