On Wed, May 3, 2017 at 10:10 AM, Martin Liška <mli...@suse.cz> wrote: > Hello > > Last release cycle I spent quite some time with reading of IVOPTS pass > dump file. Using -fdump*-details causes to generate a lot of 'Applying > pattern' > lines, which can make reading of a dump file more complicated. > > There are stats for tramp3d with -O2 and -fdump-tree-all-details. Percentage > number > shows how many lines are of the aforementioned pattern: > > tramp3d-v4.cpp.164t.ivopts: 6.34% > tramp3d-v4.cpp.091t.ccp2: 5.04% > tramp3d-v4.cpp.093t.cunrolli: 4.41% > tramp3d-v4.cpp.129t.laddress: 3.70% > tramp3d-v4.cpp.032t.ccp1: 2.31% > tramp3d-v4.cpp.038t.evrp: 1.90% > tramp3d-v4.cpp.033t.forwprop1: 1.74% > tramp3d-v4.cpp.103t.vrp1: 1.52% > tramp3d-v4.cpp.124t.forwprop3: 1.31% > tramp3d-v4.cpp.181t.vrp2: 1.30% > tramp3d-v4.cpp.161t.cunroll: 1.22% > tramp3d-v4.cpp.027t.fixup_cfg3: 1.11% > tramp3d-v4.cpp.153t.ivcanon: 1.07% > tramp3d-v4.cpp.126t.ccp3: 0.96% > tramp3d-v4.cpp.143t.sccp: 0.91% > tramp3d-v4.cpp.185t.forwprop4: 0.82% > tramp3d-v4.cpp.011t.cfg: 0.74% > tramp3d-v4.cpp.096t.forwprop2: 0.50% > tramp3d-v4.cpp.019t.fixup_cfg1: 0.37% > tramp3d-v4.cpp.120t.phicprop1: 0.33% > tramp3d-v4.cpp.133t.pre: 0.32% > tramp3d-v4.cpp.182t.phicprop2: 0.27% > tramp3d-v4.cpp.170t.veclower21: 0.25% > tramp3d-v4.cpp.029t.einline: 0.24% > > I'm suggesting to add new TDF that will be allocated for that. > Patch can bootstrap on ppc64le-redhat-linux and survives regression tests. > > Thoughts?
Ok. Soon we'll want to change dump_flags to uint64_t ... (we have 1 bit left if you allow negative dump_flags). It'll tickle down on a lot of interfaces so introducing dump_flags_t at the same time might be a good idea. Thanks, Richard. > Martin
