Re: vector alignment

2019-04-03 Thread Richard Biener
On Tue, Apr 2, 2019 at 6:20 PM Martin Sebor wrote: > > GCC tries to align a vector on its natural boundary, i.e., that > given by its size, up to MAX_OBJECT_ALIGNMENT. Vectors that are > bigger than that are either silently [mis]aligned on that same > maximum boundary (PR 89798), silently truncat

Re: GSOC Proposal

2019-04-03 Thread Richard Biener
On Mon, 1 Apr 2019, nick wrote: > > > On 2019-04-01 9:47 a.m., Richard Biener wrote: > > On Mon, 1 Apr 2019, nick wrote: > > > >> Well I'm talking about the shared roots of this garbage collector core > >> state > >> data structure or just struct ggc_root_tab. > >> > >> But also this seems th

Re: GSoC Project Ideas

2019-04-03 Thread Richard Biener
On Tue, Apr 2, 2019 at 1:43 AM Patrick Palka wrote: > > Hi Richard, Jakub and Martin, > > First of all I'm sorry for the very late reply, and I will be more > punctual with my replies from now on. > > On Fri, Mar 8, 2019 at 4:35 AM Richard Biener > wrote: > > > > On Thu, Mar 7, 2019 at 7:20 PM Ma

Re: GSOC Proposal

2019-04-03 Thread nick
On 2019-04-03 7:30 a.m., Richard Biener wrote: > On Mon, 1 Apr 2019, nick wrote: > >> >> >> On 2019-04-01 9:47 a.m., Richard Biener wrote: >>> On Mon, 1 Apr 2019, nick wrote: >>> Well I'm talking about the shared roots of this garbage collector core state data structure or just

Re: [GSoC]

2019-04-03 Thread Martin Jambor
Hi Avinash, On Thu, Mar 28 2019, Avinash Tiwary wrote: > Hi, > I am Avinash Tiwary, fourth year engineering graduate from BIT Mesra. I > will like to contribute on "Add new math.h and complex.h functions as > built-ins". Please guide me. we are delighted you found contributing to GCC interesting.

Re: GCC GSOC 2019

2019-04-03 Thread Martin Jambor
Hello Shubham, On Fri, Mar 29 2019, Shubham Narlawar wrote: > Hi, here is my proposal for the above idea. Please review and suggest > necessary changes. > > https://docs.google.com/document/d/11MNhuuD7dbwAfSW6ZgFrAys9My1Lw1PuMVcAqeNGr7A/edit?usp=sharing I have had a quick look and the proposal se

Re: Putting an all-zero variable into BSS

2019-04-03 Thread Thomas Koenig
Hi Andreas, The large default initializers are all filled with zeros which end up in the rodata section, like this: ... and so on. To reduce the size of the executable, it would make more sense to put this into the BSS section. Note that .bss is writable. There is no read-only bss section.

Re: [GSoC 2019] [extending Csmith for fuzzing OpenMp extensions]

2019-04-03 Thread Martin Jambor
Hello Joshi, On Mon, Apr 01 2019, sameeran joshi wrote: > HI, > Discussing the project with Andi, I have drafted a proposal, please > review and suggest > necessary changes. > If some OpenMP experts from GCC have some ideas or changes please suggest. > > https://docs.google.com/document/d/1axElw-I

Re: [GSoC 2019] [extending Csmith for fuzzing OpenMp extensions]

2019-04-03 Thread sameeran joshi
On 4/3/19, Martin Jambor wrote: > Hello Joshi, > > On Mon, Apr 01 2019, sameeran joshi wrote: >> HI, >> Discussing the project with Andi, I have drafted a proposal, please >> review and suggest >> necessary changes. >> If some OpenMP experts from GCC have some ideas or changes please >> suggest. >

Re: vector alignment

2019-04-03 Thread Martin Sebor
On 4/3/19 5:13 AM, Richard Biener wrote: On Tue, Apr 2, 2019 at 6:20 PM Martin Sebor wrote: GCC tries to align a vector on its natural boundary, i.e., that given by its size, up to MAX_OBJECT_ALIGNMENT. Vectors that are bigger than that are either silently [mis]aligned on that same maximum bo

Re: GSoC OMPD

2019-04-03 Thread Bryan Carroll
Hi, I know my first email is vague. I wanted to throw it out there since the April 9th deadline is coming up. So far, I've built gcc several times. I downloaded the gcc source code. Also I compiled a program with the -fdump options and looked through the files. I've been using gcc for a few years

[GSoC] TySan

2019-04-03 Thread Youssef Mohamed
Hi, I hope you are healthy and all well I was applying to GCC GSoC and I want to implement TySan in GCC I am very fluent with C (although i prefer lisp/scheme , but i used C way much more) I am good at C++ , Python and Java bash scripting and I know fair enough about GCC (using it ,about intern

[ GSoC ] TySan

2019-04-03 Thread Youssef Mohamed
Hi, I hope you are healthy and all well I was applying to GCC GSoC and I want to implement TySan in GCC I am very fluent with C (although i prefer lisp/scheme , but i used C way much more) I am good at C++ , Python and Java bash scripting and I know fair enough about GCC (using it ,about intern

Re: Putting an all-zero variable into BSS

2019-04-03 Thread Andreas Schwab
On Apr 03 2019, Thomas Koenig wrote: > Well, nothing is going to write to it (this is not accessible by > user code), so that should not be a problem. Then don't make it read-only. Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780

Re: vector alignment

2019-04-03 Thread Richard Biener
On April 3, 2019 7:59:47 PM GMT+02:00, Martin Sebor wrote: >On 4/3/19 5:13 AM, Richard Biener wrote: >> On Tue, Apr 2, 2019 at 6:20 PM Martin Sebor wrote: >>> >>> GCC tries to align a vector on its natural boundary, i.e., that >>> given by its size, up to MAX_OBJECT_ALIGNMENT. Vectors that are >