Re: [RFC][AArch64] function prologue analyzer in linux kernel

2016-01-18 Thread AKASHI Takahiro
On 01/16/2016 01:56 AM, Will Deacon wrote: On Wed, Jan 13, 2016 at 05:13:29PM +0900, AKASHI Takahiro wrote: On 01/13/2016 03:04 AM, Will Deacon wrote: On Tue, Jan 12, 2016 at 03:11:29PM +0900, AKASHI Takahiro wrote: On 01/09/2016 12:53 AM, Will Deacon wrote: I still don't understand why you c

Re: help with PR69133

2016-01-18 Thread Prathamesh Kulkarni
On 17 January 2016 at 14:56, Prathamesh Kulkarni wrote: > Hi, > I was having a look at PR69133. > It appears that with -flto-partition=none, > cgraph_node::get_untransformed_body () > is called twice for node with asm_name _ZThn4_N11xercesc_3_11C5m_fn6ERKi. > c++filt says it is: non-virtual thunk

Re: help with PR69133

2016-01-18 Thread Richard Biener
On Mon, Jan 18, 2016 at 10:28 AM, Prathamesh Kulkarni wrote: > On 17 January 2016 at 14:56, Prathamesh Kulkarni > wrote: >> Hi, >> I was having a look at PR69133. >> It appears that with -flto-partition=none, >> cgraph_node::get_untransformed_body () >> is called twice for node with asm_name _ZTh

Re: ipa vrp implementation in gcc

2016-01-18 Thread Richard Biener
On Mon, Jan 18, 2016 at 12:00 AM, Kugan wrote: > Hi, > >> Another potential use of value ranges is the profile estimation. >> http://www.lighterra.com/papers/valuerangeprop/Patterson1995-ValueRangeProp.pdf >> It seems to me that we may want to have something that can feed sane loop >> bounds for p

Re: help with PR69133

2016-01-18 Thread Jan Hubicka
> On Mon, Jan 18, 2016 at 10:28 AM, Prathamesh Kulkarni > wrote: > > On 17 January 2016 at 14:56, Prathamesh Kulkarni > > wrote: > >> Hi, > >> I was having a look at PR69133. > >> It appears that with -flto-partition=none, > >> cgraph_node::get_untransformed_body () > >> is called twice for node

Re: [RFC] DW_OP_piece vs. DW_OP_bit_piece on a Register

2016-01-18 Thread Andreas Arnez
On Sat, Jan 16 2016, Joel Brobecker wrote: >> After analyzing some test case failures in GCC and GDB I realized that >> there are various problems with the handling of DWARF pieces >> (particularly from registers) in the current implementations of GCC and >> GDB. I'm working on a fix for the GDB

Re: distro test rebuild using GCC 6

2016-01-18 Thread James Greenhalgh
On Fri, Jan 15, 2016 at 05:52:49PM +, James Greenhalgh wrote: > > libbpp-qt_2.1.0-1ubuntu2 > > [ ICE: Looks like: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68068 > but reproduces on current trunk. Testcase reducer is in progress. ] This turned out to be https://gcc.gnu.org/bugz

Re: ipa vrp implementation in gcc

2016-01-18 Thread Jan Hubicka
> On Mon, Jan 18, 2016 at 12:00 AM, Kugan > wrote: > > Hi, > > > >> Another potential use of value ranges is the profile estimation. > >> http://www.lighterra.com/papers/valuerangeprop/Patterson1995-ValueRangeProp.pdf > >> It seems to me that we may want to have something that can feed sane loop >

x86 interrupt attribute

2016-01-18 Thread Wink Saville
What is the status of the x86 interrupt attribute patch? One of the last references I see is here and an attempt to update the middle-end here. -- Wink

Re: x86 interrupt attribute

2016-01-18 Thread H.J. Lu
On Mon, Jan 18, 2016 at 9:39 AM, Wink Saville wrote: > What is the status of the x86 interrupt attribute patch? > > One of the last references I see is here and an attempt to update the > middle-end here. > > -- Wink You can try hjl/interrupt/stage1 branch in git repo, which is queued for GCC 7.

Re: x86 interrupt attribute

2016-01-18 Thread Wink Saville
It looks like it will be awhile before its included, what's your guess on when stage1 will commence for GCC 7? About how often will you be rebasing hjl/interrupt/stage1 onto master? On Mon, Jan 18, 2016 at 9:47 AM H.J. Lu wrote: > > On Mon, Jan 18, 2016 at 9:39 AM, Wink Saville wrote: > > What

Re: x86 interrupt attribute

2016-01-18 Thread H.J. Lu
On Mon, Jan 18, 2016 at 10:27 AM, Wink Saville wrote: > It looks like it will be awhile before its included, what's your guess > on when stage1 will commence for GCC 7? > > About how often will you be rebasing hjl/interrupt/stage1 onto master? I update hjl/interrupt/stage1 branch about once a wee