[all-commits] [llvm/llvm-project] d9efcb: [PEI][PowerPC] Fix false alarm of stack size limit...

[bzEq via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d9efcb54c9d4a3068f95b826481ebbee44d236b4
      https://github.com/llvm/llvm-project/commit/d9efcb54c9d4a3068f95b826481ebbee44d236b4
  Author: bzEq <lkail at cn.ibm.com>
  Date:   2023-09-08 (Fri, 08 Sep 2023)

  Changed paths:
    M llvm/include/llvm/CodeGen/TargetFrameLowering.h
    M llvm/lib/CodeGen/PrologEpilogInserter.cpp
    M llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
    M llvm/lib/Target/PowerPC/PPCFrameLowering.h
    M llvm/test/CodeGen/PowerPC/huge-frame-size.ll

  Log Message:
  -----------
  [PEI][PowerPC] Fix false alarm of stack size limit (#65559)

PPC64 allows stack size up to ((2^63)-1) bytes. Currently llc reports
```
warning: stack frame size (4294967568) exceeds limit (4294967295) in function 'main'
```
if the stack allocated is larger than 4G.