case 14: /*NSAu*/
HAS_OPTION(XTENSA_OPTION_MISC_OP_NSA);
if (gen_window_check2(dc, RRR_S, RRR_T)) {
- gen_helper_nsa(cpu_R[RRR_T], cpu_R[RRR_S]);
+ tcg_gen_clrsb_i32(cpu_R[RRR_T], cpu_R[RRR_S]);
}
break;
case 15: /*NSAUu*/
HAS_OPTION(XTENSA_OPTION_MISC_OP_NSA);
if (gen_window_check2(dc, RRR_S, RRR_T)) {
- gen_helper_nsau(cpu_R[RRR_T], cpu_R[RRR_S]);
+ tcg_gen_clzi_i32(cpu_R[RRR_T], cpu_R[RRR_S], 32);
}
break;