[GSoC] Further work on addressing mode selection

2016-03-23 Thread Erik Varga
Hi all, I worked on adding an addressing mode selection pass to GCC last year as part of GSoC 2015, and would like to do some further work on it for this year's GSoC. Oleg, my mentor for last year's project, said he would be willing to mentor this year too, if the project gets accepted. The curren

Re: out of bounds access in insn-automata.c

2016-03-23 Thread Bernd Schmidt
On 03/23/2016 07:32 AM, Aldy Hernandez wrote: int maximal_insn_latency (rtx insn) { int insn_code; if (insn == 0) insn_code = DFA__ADVANCE_CYCLE; else { insn_code = dfa_insn_code (as_a (insn)); if (insn_code > DFA__ADVANCE_CYCLE) return 0; }

Subtyping support in GCC?

2016-03-23 Thread Jason Chagas
The the ARM compiler (armcc) provides a subtyping ($Sub/$Super) mechanism useful as a patching technique (see links below for details). Can someone tell me if GCC has similar support? If so, where can I learn more about it? FYI, before posting this question here, I researched the web extensivelly

Re: Subtyping support in GCC?

2016-03-23 Thread Marc Glisse
On Wed, 23 Mar 2016, Jason Chagas wrote: The the ARM compiler (armcc) provides a subtyping ($Sub/$Super) mechanism useful as a patching technique (see links below for details). Can someone tell me if GCC has similar support? If so, where can I learn more about it? FYI, before posting this quest

Re: out of bounds access in insn-automata.c

2016-03-23 Thread Vladimir Makarov
On 03/23/2016 02:32 AM, Aldy Hernandez wrote: Howdy! I'm working on enhancements to our out-of-bounds warnings in VRP, such that we can warn and isolate conditionally out-of-bound accesses (similar to what we do in gimple-ssa-isolate-paths.c for NULL accesses). With my WIP I have found the f

Re: Subtyping support in GCC?

2016-03-23 Thread Jason Chagas
> GNU ld has an option --wrap=symbol. Does that roughly match your need? That seems to do the trick, even if that may require also modifying the Makefile for every wrapper function. > the best list would have been gcc-h...@gcc.gnu.org) Will do next time. Many thanks, Jason

gcc-4.9-20160323 is now available

2016-03-23 Thread gccadmin
Snapshot gcc-4.9-20160323 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/4.9-20160323/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 4.9 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches

Re: [gimplefe] [gsoc16] Gimple Front End Project

2016-03-23 Thread Prasad Ghangal
Hi! Here is the link my gsoc proposal, please review it. Let me know if I have missed or misunderstood anything https://drive.google.com/file/d/0B2S9OoautWxsbVBkWDY3VDNkdGc/view Thanks and Regards, Prasad Ghangal On 22 March 2016 at 19:23, Richard Biener wrote: > On Tue, Mar 22, 2016 at 2: