Gather 32-bit integers from memory using 64-bit indices. 32-bit elements are loaded
from addresses starting at base_addr and offset by each 64-bit element in vindex
(each index is scaled by the factor in scale). Return gathered elements.
scale should be 1, 2, 4 or 8.
Gather 32-bit integers from memory using 64-bit indices. 32-bit elements are loaded from addresses starting at base_addr and offset by each 64-bit element in vindex (each index is scaled by the factor in scale). Return gathered elements. scale should be 1, 2, 4 or 8.