Re: [PATCH PR82604]Fix regression in ftree-parallelize-loops

2018-01-23 Thread Richard Biener
On Sat, Jan 20, 2018 at 4:10 PM, Bin.Cheng wrote: > On Fri, Jan 19, 2018 at 5:42 PM, Bin Cheng wrote: >> Hi, >> This patch is supposed to fix regression caused by loop distribution when >> ftree-parallelize-loops. The reason is distributed memset call can't be >> understood/analyzed in data refe

Re: [PATCH PR82604]Fix regression in ftree-parallelize-loops

2018-01-20 Thread Bin.Cheng
On Fri, Jan 19, 2018 at 5:42 PM, Bin Cheng wrote: > Hi, > This patch is supposed to fix regression caused by loop distribution when > ftree-parallelize-loops. The reason is distributed memset call can't be > understood/analyzed in data reference analysis, as a result, parloop can > only paralleli

[PATCH PR82604]Fix regression in ftree-parallelize-loops

2018-01-19 Thread Bin Cheng
Hi, This patch is supposed to fix regression caused by loop distribution when ftree-parallelize-loops. The reason is distributed memset call can't be understood/analyzed in data reference analysis, as a result, parloop can only parallelize the innermost 2-level loop nest. Before distribution chan