latest changes on pm calculation #8
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…ikely hard to run on GPU
pfft to cufftMp first attempt
Merge the cuda code
The standard does not guarantee that the merges are atomic, it seems. This new code seems to improve memory safety even on intel, so let's make it unconditional. It will make the sort a bit slower but we can live with that.
Fixes to the threading
We should use system malloc by default for large allocations so that we can get the CUDA memory management. The removes the VALGRIND flag. mymalloc calls now use the cuda allocation, but tamalloc continue to use a private cpu heap.
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Mark the changes to petapm. Will keep developing things and eventually create a working version which we can merge into master.