On 10/04/14 02:50, Maxim Kuvyrkov wrote:
On Apr 9, 2014, at 4:15 AM, Kyrill Tkachov wrote:
Hi all,
I'm looking at some curious pre-reload scheduling behaviour and I noticed this:
At the add_branch_dependences function sched-rgn.c there is a comment that says
"branches, calls, uses, clobbers
Hi there,
we ported gcc 4.8.1 to our ptivate target and the code is bloated for
the array access as shown below
C file :
int a[10];
int i;
test()
{
a[9] = 10;
a[i] = 20;
}
xgcc -O2 -S test.c
_test:
ld (_a+18), 10 ;a[9] = 10;
ld WA, (_i) ; a[i] = 20;
add WA
On 04/10/2014 04:12 PM, Umesh Kalappa wrote:
> Please somebody from the group can share their thoughts and will be
> appricate the same.
But unoptimized code is expected to be large. Why do you expect
otherwise?
Andrew.
On Apr 11, 2014, at 2:47 AM, Kyrill Tkachov wrote:
> On 10/04/14 02:50, Maxim Kuvyrkov wrote:
>> On Apr 9, 2014, at 4:15 AM, Kyrill Tkachov wrote:
>>
>>> Hi all,
>>>
>>> I'm looking at some curious pre-reload scheduling behaviour and I noticed
>>> this:
>>>
>>> At the add_branch_dependences
Snapshot gcc-4.8-20140410 is now available on
ftp://gcc.gnu.org/pub/gcc/snapshots/4.8-20140410/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.
This snapshot has been generated from the GCC 4.8 SVN branch
with the following options: svn://gcc.gnu.org/svn/gcc/branches
