Another Intel question: It looks like gen11/gen12 don't have fp/int64 enabled in the Vulkan driver. From gen_device_info.c:

#define GEN11_FEATURES(_gt, _slices, _subslices, _l3) \
   GEN8_FEATURES,                                     \
   GEN11_HW_INFO,                                     \
   .has_64bit_float = false,                          \
   .has_64bit_int = false,
...

#define GEN12_FEATURES(_gt, _slices, _l3)                       \
   GEN8_FEATURES,                                               \
   GEN12_HW_INFO,                                               \
   .has_64bit_float = false,                                    \
   .has_64bit_int = false,

But gen8/9 do support it.  Is this a driver and/or hardware issue?

-Brian

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