Re: Handling prefetcher tag collisions while allocating registers

2017-10-24 Thread Bin.Cheng
On Tue, Oct 24, 2017 at 12:44 AM, Kugan Vivekanandarajah wrote: > Hi All, > > I am wondering if there is anyway we can prefer certain registers in > register allocations. That is, I want to have some way of recording > register allocation decisions (for loads in loop that are accessed in > steps)

Re: Handling prefetcher tag collisions while allocating registers

2017-10-24 Thread Richard Biener
On Tue, Oct 24, 2017 at 1:44 AM, Kugan Vivekanandarajah wrote: > Hi All, > > I am wondering if there is anyway we can prefer certain registers in > register allocations. That is, I want to have some way of recording > register allocation decisions (for loads in loop that are accessed in > steps) a

Re: Handling prefetcher tag collisions while allocating registers

2017-10-24 Thread Kugan Vivekanandarajah
Hi Bin, On 24 October 2017 at 18:29, Bin.Cheng wrote: > On Tue, Oct 24, 2017 at 12:44 AM, Kugan Vivekanandarajah > wrote: >> Hi All, >> >> I am wondering if there is anyway we can prefer certain registers in >> register allocations. That is, I want to have some way of recording >> register alloc

Re: Handling prefetcher tag collisions while allocating registers

2017-10-24 Thread Vladimir Makarov
On 10/23/2017 07:44 PM, Kugan Vivekanandarajah wrote: Hi All, I am wondering if there is anyway we can prefer certain registers in register allocations. That is, I want to have some way of recording register allocation decisions (for loads in loop that are accessed in steps) and use this to infl