Re: [PATCH PR45098, 4/10] Iv init cost.

2011-05-31 Thread Richard Sandiford
Hi Tom, Thanks for the reply, and sorry for responding so slowly. Tom de Vries writes: > On 05/25/2011 03:44 PM, Richard Sandiford wrote: >> Sorry for being so late. I was just curious... >> >> Tom de Vries writes: >>> The init cost of an iv will in general not be zero. It will be >>> excepti

Re: [PATCH PR45098, 4/10] Iv init cost.

2011-05-26 Thread Tom de Vries
Hi Richard, On 05/25/2011 03:44 PM, Richard Sandiford wrote: > Sorry for being so late. I was just curious... > > Tom de Vries writes: >> The init cost of an iv will in general not be zero. It will be >> exceptional that the iv register happens to be initialized with the >> proper value at no c

Re: [PATCH PR45098, 4/10] Iv init cost.

2011-05-25 Thread Richard Sandiford
Sorry for being so late. I was just curious... Tom de Vries writes: > The init cost of an iv will in general not be zero. It will be > exceptional that the iv register happens to be initialized with the > proper value at no cost. In general, there will at the very least be a > regcopy or a const

Re: [PATCH PR45098, 4/10] Iv init cost.

2011-05-18 Thread Zdenek Dvorak
Hi, > Resubmitting with comment. > > The init cost of an iv will in general not be zero. It will be > exceptional that the iv register happens to be initialized with the > proper value at no cost. In general, there will at the very least be a > regcopy or a const set. OK. Please add a comment e

[PATCH PR45098, 4/10] Iv init cost.

2011-05-18 Thread Tom de Vries
On 05/17/2011 09:17 AM, Tom de Vries wrote: > On 05/17/2011 09:10 AM, Tom de Vries wrote: >> Hi Zdenek, >> >> I have a patch set for for PR45098. >> >> 01_object-size-target.patch >> 02_pr45098-rtx-cost-set.patch >> 03_pr45098-computation-cost.patch >> 04_pr45098-iv-init-cost.patch >> 05_pr45098-bo