Hi Dave,
Double4 is supported in the 'final' release of the cuda tools 3.0 which is not currently publically available. For the moment try the following 'hack'.
Add in gputypes.h:
struct __builtin_align__(16) double4
{
double x, y, z, w;
};
typedef struct double4 double4;
All the best
Ross
> -----Original Message-----
> From: amber-developers-bounces.ambermd.org [mailto:amber-developers-
> bounces.ambermd.org] On Behalf Of case
> Sent: Tuesday, February 23, 2010 11:38 AM
> To: amber-developers.ambermd.org
> Subject: [AMBER-Developers] double4 in cuda?
>
> Hi: with the recent single/double upgrades to the cuda codes, I'm
> getting
> these errors:
>
> gcc -I/usr/local/cuda/include -c gpu.cpp
> gputypes.h:49: error: ‘double4’ does not name a type
>
> (Similar if I uncomment the defines for DP_PME or SP_PME).
>
> I don't see any "double4" in any of the files in
> /usr/local/cuda/include.
> Ideas? Do I need some more recent version of the NVIDIA software?
> [Right now I see "#define CUDA_VERSION 3000 /* 3.0 */" in cuda.h.
>
> ...thanks...dac
>
>
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Received on Tue Feb 23 2010 - 12:00:06 PST
