Re: [PATCH v1 07/15] tcg/riscv: Implement vector mov/dup{m/i}

[Richard Henderson]

On 8/13/24 21:34, LIU Zhiwei wrote:

+    case TCG_TYPE_V64:
+    case TCG_TYPE_V128:
+    case TCG_TYPE_V256:
+        tcg_debug_assert(ret > TCG_REG_V0 && arg > TCG_REG_V0);
+        tcg_target_set_vec_config(s, type, prev_vece);
+        tcg_out_opc_vv(s, OPC_VMV_V_V, ret, TCG_REG_V0, arg, true);
+        break;

Is it worth using whole register move (vmvNr.v) for the appropriate VLEN?


r~