Re: BLKmode parameters are stored in unaligned stack slot when passed via registers.

2018-03-07 Thread Richard Biener
On Tue, Mar 6, 2018 at 9:02 PM, Renlin Li wrote: > Hi Richard, > > > On 06/03/18 16:04, Richard Biener wrote: >> >> On Tue, Mar 6, 2018 at 4:21 PM, Renlin Li wrote: >>> >>> Hi all, >>> >>> The problem described here probably only affects targets whose ABI allow >>> to >>> pass structured >>> argu

Re: Size and speed comparison of GCC 7 & 8

2018-03-07 Thread Martin Liška
On 03/07/2018 11:13 AM, Martin Liška wrote: > V2: fixed headers in the last table of the PDF. > > Martin > About the i386.ii -O2 -g, there's perf diff in between GCC 7 (base) and GCC 8: # Baseline Delta Abs Shared Object Symbol

Re: about the gsoc

2018-03-07 Thread Martin Jambor
Hello Jagmeet, On Wed, Mar 07 2018, Jagmeet Singh wrote: > Any one for help me > > I want to ask question about the ideas > > reply please please ask your question directly to this mailing list (gcc@gcc.gnu.org). Martin

Re: Further for GSoC.

2018-03-07 Thread Jonathan Wakely
On 6 March 2018 at 22:25, Martin Jambor wrote: > You might have figured this out already but just in case something is > not clear: > > 1. How to check out our sources using svn and git is described at > https://gcc.gnu.org/svn.html and https://gcc.gnu.org/wiki/GitMirror > respectively, a

Re: Further for GSoC.

2018-03-07 Thread Tejas Joshi
On 6 March 2018 at 22:25, Martin Jambor wrote: > > You might have figured this out already but just in case something is > > not clear: > > > > 1. How to check out our sources using svn and git is described at > > https://gcc.gnu.org/svn.html and https://gcc.gnu.org/wiki/GitMirror > > r

Re: GCC GSOC Participation

2018-03-07 Thread Andi Kleen
On Wed, Mar 07, 2018 at 03:52:15AM +0530, Prathamesh Kulkarni wrote: > On 3 March 2018 at 16:22, Prateek Kalra wrote: > > Hello GCC Community, > > My name is Prateek Kalra.I am pursuing integrated dual > > degree(B.tech+M.tech) in Computer Science Software Engineering,from Gautam > > Buddha Univer

Re: GCC GSOC Participation

2018-03-07 Thread Andi Kleen
> I would suggest that you start with reading through Andi's email to > another student who expressed interest in that project which you can > find at: https://gcc.gnu.org/ml/gcc/2018-02/msg00216.html > > Andi, do you have any further suggestions what Prateek should check-out, > perhaps build, exa

Re: BLKmode parameters are stored in unaligned stack slot when passed via registers.

2018-03-07 Thread Jeff Law
On 03/06/2018 08:21 AM, Renlin Li wrote: > Hi all, > > The problem described here probably only affects targets whose ABI allow > to pass structured > arguments of certain size via registers. > > If the mode of the parameter type is BLKmode, in the callee, during RTL > expanding, > a stack slot w

gcc-6-20180307 is now available

2018-03-07 Thread gccadmin
Snapshot gcc-6-20180307 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/6-20180307/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 6 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches/gcc-6