Date: Mon, 27 May 2013 08:20:18 +0530 From: Sayantan Datta <std2048@...il.com> To: john-dev@...ts.openwall.com Subject: Re: AMD GCN ISA development Hi Ronak, On Fri, May 24, 2013 at 7:02 PM, Ronak <rixor786@...il.com> wrote: > While trying to align .isa in the inner elf of .elf, I had this thought, > how kernel is going to run, if we decide to update .il and .isa > simultaneously, such that each update will be different. With this, we have > inconsistent kernel. Now two questions need to be asked.. > ** which update will actually run > I think it depends on which option you are using at runtime. e.g "-fno-bin-amdil -fbin-exe" will run the .isa while "fbin-amdil -fno-bin-exe" should run the il. By default if nothing is specified .isa will run. > > ** Updating both files, will it add to the flexibility of optimizing > opencl kernels. > Yes, it might. If the isa fails(which will for most devices) we might fallback to il which is more versatile. Regards, Sayantan Content of type "text/html" skipped
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