Re: Fix modulo-scheduler -fcompare-debug issues

2020-03-28 Thread Roman Zhuykov via Gcc-patches
Hi, Christophe Lyon wrote 2020-03-27 19:53: Hi, On Fri, 20 Mar 2020 at 11:56, Roman Zhuykov via Gcc-patches wrote: Hi all! 12.03.2020 6:17, Jeff Law wrote: >> Current modulo-sched implementation is a bit faulty from -fcompile-debug >> perspective. >> >> But right now I see that when I enab

Re: Fix modulo-scheduler -fcompare-debug issues

2020-03-27 Thread Christophe Lyon via Gcc-patches
Hi, On Fri, 20 Mar 2020 at 11:56, Roman Zhuykov via Gcc-patches wrote: > > Hi all! > > 12.03.2020 6:17, Jeff Law wrote: > >> Current modulo-sched implementation is a bit faulty from -fcompile-debug > >> perspective. > >> > >> But right now I see that when I enable -fmodulo-sched by default, > >

Re: Fix modulo-scheduler -fcompare-debug issues

2020-03-20 Thread Roman Zhuykov via Gcc-patches
Hi all! 12.03.2020 6:17, Jeff Law wrote: >> Current modulo-sched implementation is a bit faulty from -fcompile-debug >> perspective. >> >> But right now I see that when I enable -fmodulo-sched by default, powerpc64le >> bootstrap give comparison failure as of r10-7056. >> >> Comparing stages 2 and

Re: Fix modulo-scheduler -fcompare-debug issues

2020-03-11 Thread Jeff Law via Gcc-patches
On Tue, 2020-03-10 at 19:39 +0300, Roman Zhuykov wrote: > Hi! > > Current modulo-sched implementation is a bit faulty from -fcompile-debug > perspective. > > I found that few years ago, the most simple example is pr42631.c which fails > (with just -fmodulo-sched or together with -fmodulo-sched-al

Re: Fix modulo-scheduler -fcompare-debug issues

2020-03-11 Thread Richard Biener
On Tue, 10 Mar 2020, Roman Zhuykov wrote: > Hi! > > Current modulo-sched implementation is a bit faulty from -fcompile-debug > perspective. > > I found that few years ago, the most simple example is pr42631.c which fails > (with just -fmodulo-sched or together with -fmodulo-sched-allow-regmove

Fix modulo-scheduler -fcompare-debug issues

2020-03-10 Thread Roman Zhuykov
Hi! Current modulo-sched implementation is a bit faulty from -fcompile-debug perspective. I found that few years ago, the most simple example is pr42631.c which fails (with just -fmodulo-sched or together with -fmodulo-sched-allow-regmoves) on powerpc64le with at least any gcc-4.9 or newer com