[llvm-branch-commits] [llvm] [LivePhysRegs] Add callee-saved regs from MFI in addLiveOutsNoPristines. (PR #73553)

[Eli Friedman via llvm-branch-commits]

efriedma-quic wrote:

Just looked at https://gist.github.com/fhahn/67937125b64440a8a414909c4a1b7973 ; that seems roughly appropriate.  It's a little ugly to set the bit to false, then set it back to true, though; I'd rather just explicitly check whether all return instructions are LDMIA_RET/t2LDMIA_RET/tPOP_RET.

https://github.com/llvm/llvm-project/pull/73553