rr_arb_tree: fix inconsistent gnt for NumIn==1 (#248)#320
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When NumIn==1 and AxiVldRdy==0, gnt_o[0] was passed through unconditionally from gnt_i, ignoring req_i[0]. The multi-input path correctly gates with (AxiVldRdy | req_i[0]). Align the single-input corner case to the same logic. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Addresses #248.
When
NumIn==1andAxiVldRdy==0,gnt_o[0]was passed through unconditionally fromgnt_i, ignoringreq_i[0]. The multi-input path correctly gates with (AxiVldRdy | req_i[0]). Align the single-input corner case to the same logic.