ac/nir: ignore set_vertex_and_primitive_count intrinsic

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7269>

src/amd/llvm/ac_nir_to_llvm.c

@@ -3776,6 +3776,9 @@ static void visit_intrinsic(struct ac_nir_context *ctx, nir_intrinsic_instr *ins
       result = LLVMBuildLoad(ctx->ac.builder, ptr, "");
       break;
    }
+   case nir_intrinsic_set_vertex_and_primitive_count:
+      /* Currently ignored. */
+      break;
    default:
       fprintf(stderr, "Unknown intrinsic: ");
       nir_print_instr(&instr->instr, stderr);