[all-commits] [llvm/llvm-project] 6c5f3f: [reg2mem] Add special handling to CatchSwitchInst

[Zhang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6c5f3f62bdb29d1bffc11e8ad41c7e0fee9cb164
      https://github.com/llvm/llvm-project/commit/6c5f3f62bdb29d1bffc11e8ad41c7e0fee9cb164
  Author: HanSheng Zhang <admin at mayuyu.io>
  Date:   2022-12-16 (Fri, 16 Dec 2022)

  Changed paths:
    M llvm/lib/Transforms/Utils/DemoteRegToStack.cpp
    A llvm/test/Transforms/Reg2Mem/catchswitch-crash2.ll

  Log Message:
  -----------
  [reg2mem] Add special handling to CatchSwitchInst

When promoting a phi in a catchswitch block to memory, we cannot
insert load/store instruction in that block, and need to insert
them inside all successors instead.

Fixes https://github.com/llvm/llvm-project/issues/59185.

Differential Revision: https://reviews.llvm.org/D138641