[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2017-01-13 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43174 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2015-08-17 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43174 --- Comment #4 from amker at gcc dot gnu.org --- Looks the ADDR_EXPR issue is fixed by revision 185129.

[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2015-08-17 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43174 --- Comment #3 from amker at gcc dot gnu.org --- Note for the three levels of loop example, GCC chooses one IV for both j and k loops, thus generates pretty clean output on x86_64 with O2. For the simple example, now gcc can eliminate compariso

[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2010-03-03 Thread rakdver at kam dot mff dot cuni dot cz
--- Comment #2 from rakdver at kam dot mff dot cuni dot cz 2010-03-03 09:21 --- Subject: Re: Teaching SCEV about ADDR_EXPR causes regression > This together with the patch mentioned in the previous comment allows to > generate: > ivtmp.0 = &a[0][0] > > L1: > s.0 = PHI(0, s.2)

[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2010-03-01 Thread amonakov at gcc dot gnu dot org
--- Comment #1 from amonakov at gcc dot gnu dot org 2010-03-01 17:43 --- Created an attachment (id=20001) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20001&action=view) Simplify increments in IVopts using final values of inner loop IVs A quick & dirty attempt to implement regis

[Bug tree-optimization/43174] Teaching SCEV about ADDR_EXPR causes regression

2010-02-25 Thread steven at gcc dot gnu dot org
-- steven at gcc dot gnu dot org changed: What|Removed |Added CC||rakdver at gcc dot gnu dot |