Files
llvm/test
Roman Lebedev 8a8a729242 [NFC][AMDGPU] Add tests for all the various IR patterns equivalent to extracting low bits.
Summary:
The idiom recognition seems rather poor.
Only the `@bzhi32_d0` produces `v_bfe_u32`.
But they all should.

This needs to be fixed before D47980 can be re-landed.

Reviewers: mareko, bogner, rampitec, arsenm, tstellar, nhaehnle

Reviewed By: nhaehnle

Subscribers: kzhuravl, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, llvm-commits

Tags: #amdgpu

Differential Revision: https://reviews.llvm.org/D48005

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@334398 91177308-0d34-0410-b5e6-96231b3b80d8
2018-06-11 10:21:10 +00:00
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