[Quant][core][devs] Separated implementations for quantized & non-quantized tensors in index_select_cuda (#72407)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/72407
This PR is part of a series of PRs addressing https://github.com/pytorch/pytorch/issues/54150, related to using dispatcher for calls to quantized backends as opposed to if/else conditionals.
This particular PR separates the calls to quantized & non-quantized backends for index_select_cuda using a dispatcher.
Differential Revision:
D34035694
D34035694
Test Plan: Imported from OSS
Reviewed By: jerryzh168
Pulled By: dzdang
fbshipit-source-id: ff66b0c6c1be841a6cfaaa3339e7b0b19260708e
(cherry picked from commit f92c008d8eb58a6c4b4d0132bd592ce70d1bdce7)
