[PATCH] D108193: [RISCV] Optimize add in the zba extension with SH*ADD

Luís Marques via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 20 05:46:11 PDT 2021


luismarques accepted this revision.
luismarques added a comment.
This revision is now accepted and ready to land.

In D108193#2954359 <https://reviews.llvm.org/D108193#2954359>, @benshi001 wrote:

> We have already optimized (add x, 4094) to (ADDI (ADDI x, 2047), 2047), so SH1ADD is not no long needed.

Oh, right. You even mentioned in the comments the "PatLeaf AddiPair".

LGTM.


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