subject:"\[Bug tree\-optimization\/80153\] ivopt generate wrong code"

[Bug tree-optimization/80153] ivopt generate wrong code

2017-04-21 Thread rguenth at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Known to work|

[Bug tree-optimization/80153] ivopt generate wrong code

2017-04-10 Thread amker at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #9 from amker at gcc dot gnu.org --- Author: amker Date: Mon Apr 10 16:54:14 2017 New Revision: 246811 URL: https://gcc.gnu.org/viewcvs?rev=246811&root=gcc&view=rev Log: PR tree-optimization/80153 * tree-ssa-loop-ivopt

[Bug tree-optimization/80153] ivopt generate wrong code

2017-04-10 Thread amker at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #8 from amker at gcc dot gnu.org --- Author: amker Date: Mon Apr 10 16:51:44 2017 New Revision: 246810 URL: https://gcc.gnu.org/viewcvs?rev=246810&root=gcc&view=rev Log: PR tree-optimization/80153 * tree-affine.c (aff_

[Bug tree-optimization/80153] ivopt generate wrong code

2017-03-24 Thread amker at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #7 from amker at gcc dot gnu.org --- Case gcc.dg/tree-ssa/reassoc-19 failed, the ivopt dump before change is: [15.00%]: goto ; [100.00%] [85.00%]: _1 = (sizetype) element_8(D); _2 = -_1; _12 = (unsigned long) element_8(

[Bug tree-optimization/80153] ivopt generate wrong code

2017-03-24 Thread rguenther at suse dot de

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #6 from rguenther at suse dot de --- On Thu, 23 Mar 2017, amker at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 > > --- Comment #5 from amker at gcc dot gnu.org --- > Seems there is an issue that tree-

[Bug tree-optimization/80153] ivopt generate wrong code

2017-03-23 Thread amker at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #5 from amker at gcc dot gnu.org --- (In reply to Richard Biener from comment #4) > The reason for the tree-affine oddity is that IVO calls > > #0 tree_to_aff_combination (expr=, > type=, comb=0x7fffd310) > > that is, tree_

[Bug tree-optimization/80153] ivopt generate wrong code

2017-03-23 Thread rguenth at gcc dot gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #4 from Richard Biener --- The reason for the tree-affine oddity is that IVO calls #0 tree_to_aff_combination (expr=, type=, comb=0x7fffd310) that is, tree_to_aff_combination with a mismatched expr/type. For example from

[Bug tree-optimization/80153] ivopt generate wrong code

2017-03-22 Thread palmer at dabbelt dot com

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80153 --- Comment #3 from Palmer Dabbelt --- Thanks for looking at this. If there's anything I can do to help feel free to ask, but from my understand this isn't a RISC-V backend problem so I'm not going to put this on my TODO list unless something ch