[PowerPC] Update `incr` after resetting the register in MI
authorKai Luo <lkail@cn.ibm.com>
Fri, 14 Apr 2023 09:24:30 +0000 (17:24 +0800)
committerKai Luo <lkail@cn.ibm.com>
Fri, 14 Apr 2023 09:36:30 +0000 (17:36 +0800)
commiteee024bf1bf87e3cb829962cd5b4755f09d80d25
treef698a8f6763826223a40de5515de1a22bc220dc9
parenta75974516903a91897b042d065c968ba96d745d7
[PowerPC] Update `incr` after resetting the register in MI

After performing signed extension, we update the register in MI. We should also update `incr` register which is tracking the register in `MI`.

Fixes https://github.com/llvm/llvm-project/issues/61882.

Reviewed By: #powerpc, shchenz

Differential Revision: https://reviews.llvm.org/D147594
llvm/lib/Target/PowerPC/PPCISelLowering.cpp
llvm/test/CodeGen/PowerPC/all-atomics.ll
llvm/test/CodeGen/PowerPC/atomic-minmax.ll
llvm/test/CodeGen/PowerPC/pr61882.ll