On Fri, Apr 20, 2012 at 11:04 AM, Bin.Cheng wrote:
> On Fri, Apr 20, 2012 at 4:54 PM, Richard Guenther
> wrote:
>> On Fri, Apr 20, 2012 at 9:52 AM, Bin.Cheng wrote:
>>> On Wed, Apr 18, 2012 at 5:25 PM, Richard Guenther
>>> wrote:
On Wed, Apr 18, 2012 at 8:53 AM, Bin.Cheng wrote:
>>>
On Fri, Apr 20, 2012 at 4:54 PM, Richard Guenther
wrote:
> On Fri, Apr 20, 2012 at 9:52 AM, Bin.Cheng wrote:
>> On Wed, Apr 18, 2012 at 5:25 PM, Richard Guenther
>> wrote:
>>> On Wed, Apr 18, 2012 at 8:53 AM, Bin.Cheng wrote:
>>
>>>
>>> I don't understand method 2. I'd do
>>>
>>> start at the
On Fri, Apr 20, 2012 at 9:52 AM, Bin.Cheng wrote:
> On Wed, Apr 18, 2012 at 5:25 PM, Richard Guenther
> wrote:
>> On Wed, Apr 18, 2012 at 8:53 AM, Bin.Cheng wrote:
>
>>
>> I don't understand method 2. I'd do
>>
>> start at the single predecessor of the sink-to block
>>
>> foreach stmt from th
On Wed, Apr 18, 2012 at 5:25 PM, Richard Guenther
wrote:
> On Wed, Apr 18, 2012 at 8:53 AM, Bin.Cheng wrote:
>
> I don't understand method 2. I'd do
>
> start at the single predecessor of the sink-to block
>
> foreach stmt from the end to the beginning of that block
> if the stmt has a VDEF
On Wed, Apr 18, 2012 at 8:53 AM, Bin.Cheng wrote:
> Hi,
> As discussed at thread
> "http://gcc.gnu.org/ml/gcc/2012-04/msg00396.html";, I am trying a patch
> now.
> The problem here is I have to go through all basic block from
> "sink_from" to "sink_to" to check whether
> the memory might be clobbe
Hi,
As discussed at thread
"http://gcc.gnu.org/ml/gcc/2012-04/msg00396.html";, I am trying a patch
now.
The problem here is I have to go through all basic block from
"sink_from" to "sink_to" to check whether
the memory might be clobbered in them.
Currently I have two methods:
1, do fully data analy