Re: [PATCH] Introduce -fprofile-update=maybe-atomic

[Martin Liška]

PING^2

On 10/31/2016 10:13 AM, Martin Liška wrote:
> PING^1
> 
> On 10/13/2016 05:34 PM, Martin Liška wrote:
>> Hello.
>>
>> As it's very hard to guess from GCC driver whether a target supports atomic 
>> updates
>> for GCOV counter or not, I decided to come up with a new option value 
>> (maybe-atomic),
>> that would be transformed in a corresponding value (single or atomic) in 
>> tree-profile.c.
>> The GCC driver selects the option when -pthread is present in the command 
>> line.
>>
>> That should fix all tests failures seen on AIX target.
>>
>> Patch can bootstrap on ppc64le-redhat-linux and survives regression tests.
>>
>> Ready to be installed?
>> Martin
>>