Re: DPH and the new code generator

2011-03-31 Thread Edward Z. Yang
Reified this email thread into #5070 http://hackage.haskell.org/trac/ghc/ticket/5070 Edward Excerpts from Edward Z. Yang's message of Sun Mar 13 16:22:58 -0400 2011: > I'm looking at the current failure of DPH with the new code generator, > which is a bit different from what I've dealt with befo

Re: DPH and the new code generator

2011-03-14 Thread Ben Lippmeier
On 14/03/2011, at 11:56 , Edward Z. Yang wrote: > Excerpts from Ben Lippmeier's message of Sun Mar 13 20:09:22 -0400 2011: >> That "thread blocked indefinitely" thing happens when the DPH thread gang >> tries to start up a new computation while it's already doing something. >> "invalid slice" hin

Re: DPH and the new code generator

2011-03-13 Thread Edward Z. Yang
Excerpts from Ben Lippmeier's message of Sun Mar 13 20:09:22 -0400 2011: > That "thread blocked indefinitely" thing happens when the DPH thread gang > tries to start up a new computation while it's already doing something. > "invalid slice" hints at either a bug in the DPH library or a problem in t

Re: DPH and the new code generator

2011-03-13 Thread Ben Lippmeier
On 14/03/2011, at 7:22 AM, Edward Z. Yang wrote: > I'm looking at the current failure of DPH with the new code generator, > which is a bit different from what I've dealt with before. The bug appears > to be in the compiled libraries code, and I can tickle it with the > following minimized exampl

DPH and the new code generator

2011-03-13 Thread Edward Z. Yang
I'm looking at the current failure of DPH with the new code generator, which is a bit different from what I've dealt with before. The bug appears to be in the compiled libraries code, and I can tickle it with the following minimized example: {-# LANGUAGE ParallelArrays #-} {-# OPTIONS -fv