tree 7e172732f5d1f895bdd453e30a04468639573203
parent e75f2d5a8cd25615664de14ade85417bc12dd01a
author Kai Luo <lkail@cn.ibm.com> 1593755733 +0000
committer Kai Luo <lkail@cn.ibm.com> 1593832028 +0000

[PowerPC] Implement probing for prologue

This patch is part of supporting `-fstack-clash-protection`. Implemented
probing when emitting prologue.

Differential Revision: https://reviews.llvm.org/D81460