[PowerPC] Add a flag for conditional trap optimization
authorVictor Huang <wei.huang@ibm.com>
Fri, 19 Nov 2021 16:10:19 +0000 (10:10 -0600)
committerVictor Huang <wei.huang@ibm.com>
Fri, 19 Nov 2021 16:24:54 +0000 (10:24 -0600)
commit86e77cdb081ff40b8b46099c935f8d343e26425e
tree319b9a8ceb4bac1917440542ad0442da0b176a31
parentffe1741b5ccab07cbf45fe99033e4119688eb5a5
[PowerPC] Add a flag for conditional trap optimization

This patch adds a flag to enable/disable conditional trap optimization.
Optimization disabled by default.

Peer reviewed by: nemanjai
llvm/lib/Target/PowerPC/PPCMIPeephole.cpp
llvm/test/CodeGen/PowerPC/mi-peepholes-trap-opt.mir