v2:
- Report correct values for CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE
and CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE.
- Only define cl_khr_fp64 if the extension is supported.
- Remove trailing space from extension string.
- Rename device query function from cl_khr_fp64() to
has_doubles().
v3:
- Return 0 for device::doubled_fp_confg() when doubles aren't
supported.
v4:
- Remove device query for double fp_config.
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Tom Stellard
c97e902a1a