Re: [PATCH v3, rs6000] Enable have_cbranchcc4 on rs6000

2022-12-06 Thread Kewen.Lin via Gcc-patches
on 2022/12/7 13:24, HAO CHEN GUI wrote: > Hi Kewen, > Thanks so much for your review comments. I will fix them. > > 在 2022/12/7 11:06, Kewen.Lin 写道: >> Does this issue which relies on the fix for generic part make bootstrapping >> fail? >> If no, how many failures it can cause? I'm thinking if

Re: [PATCH v3, rs6000] Enable have_cbranchcc4 on rs6000

2022-12-06 Thread HAO CHEN GUI via Gcc-patches
Hi Kewen, Thanks so much for your review comments. I will fix them. 在 2022/12/7 11:06, Kewen.Lin 写道: > Does this issue which relies on the fix for generic part make bootstrapping > fail? > If no, how many failures it can cause? I'm thinking if we can commit this > firstly, > then in the commi

Re: [PATCH v3, rs6000] Enable have_cbranchcc4 on rs6000

2022-12-06 Thread Kewen.Lin via Gcc-patches
Hi Haochen, on 2022/12/6 13:44, HAO CHEN GUI wrote: > Hi, > This patch enables "have_cbranchcc4" on rs6000 by defining > a "cbranchcc4" expander. "have_cbrnachcc4" is a flag in ifcvt.cc > to indicate if branch by CC bits is invalid or not. With this > flag enabled, some branches can be optimized