[PATCH] D149901: [RISCV] Restrict valid indices for cm.jalt to be in [32,255].

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

In D149901#4320157 <https://reviews.llvm.org/D149901#4320157>, @jrtc27 wrote:

> Dumb question: how's the disassembler disambiguating here? By chance due to cm.jt coming first and matching only when the upper bits are 0 (i.e. fragilely)?

Yes, but I don't think its fragile. The disassembler generator prioritizes the more exact match for 12-10 being 0 from the cm.jt definition.


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