[all-commits] [llvm/llvm-project] 0a950a: [SystemZ/z/OS] Implement save of non-volatile regi...

[Kai Nacke via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0a950a2e94f2f5f1596a9c8af44d3bbd26497927
      https://github.com/llvm/llvm-project/commit/0a950a2e94f2f5f1596a9c8af44d3bbd26497927
  Author: Kai Nacke <kai.nacke at de.ibm.com>
  Date:   2021-10-13 (Wed, 13 Oct 2021)

  Changed paths:
    M llvm/lib/Target/SystemZ/SystemZCallingConv.td
    M llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp
    M llvm/lib/Target/SystemZ/SystemZFrameLowering.h
    M llvm/lib/Target/SystemZ/SystemZRegisterInfo.cpp
    M llvm/lib/Target/SystemZ/SystemZRegisterInfo.h
    M llvm/lib/Target/SystemZ/SystemZSubtarget.h
    A llvm/test/CodeGen/SystemZ/zos-prologue-epilog.ll

  Log Message:
  -----------
  [SystemZ/z/OS] Implement save of non-volatile registers on z/OS XPLINK

This PR implements the save of the XPLINK callee-saved registers
on z/OS.

Reviewed By: uweigand, Kai

Differential Revision: https://reviews.llvm.org/D111653