Change Details

Narrowing gather instruction's 64bit index to 32bit allows them to use the .s precision instruction variant. This results in more throughput per instruction.

For gathers which load in 8 and 16 bit data then use that as an index, the index can be extended to 32 bits instead of 64 bits

NarrowingFor gather instruction's 64bit index to 32s which load in 8 and 16 bit allowsdata them ton use the .s precision instruction variant.at as an index, This results in more throughput perthe index can be extended to 32 bits instruction.ead of 64 bits