break;
case 8: /*LSCXp*/
- HAS_OPTION(XTENSA_OPTION_COPROCESSOR);
- TBD();
+ switch (OP2) {
+ case 0: /*LSXf*/
+ case 1: /*LSXUf*/
+ case 4: /*SSXf*/
+ case 5: /*SSXUf*/
+ HAS_OPTION(XTENSA_OPTION_FP_COPROCESSOR);
+ gen_window_check2(dc, RRR_S, RRR_T);
+ {
+ TCGv_i32 addr = tcg_temp_new_i32();
+ tcg_gen_add_i32(addr, cpu_R[RRR_S], cpu_R[RRR_T]);
+ gen_load_store_alignment(dc, 2, addr, false);
+ if (OP2 & 0x4) {
+ tcg_gen_qemu_st32(cpu_FR[RRR_R], addr, dc->cring);
+ } else {
+ tcg_gen_qemu_ld32u(cpu_FR[RRR_R], addr, dc->cring);
+ }
+ if (OP2 & 0x1) {
+ tcg_gen_mov_i32(cpu_R[RRR_S], addr);
+ }
+ tcg_temp_free(addr);
+ }
+ break;
+
+ default: /*reserved*/
+ RESERVED();
+ break;
+ }
break;
case 9: /*LSC4*/
break;
case 3: /*LSCIp*/
- HAS_OPTION(XTENSA_OPTION_COPROCESSOR);
- TBD();
+ switch (RRI8_R) {
+ case 0: /*LSIf*/
+ case 4: /*SSIf*/
+ case 8: /*LSIUf*/
+ case 12: /*SSIUf*/
+ HAS_OPTION(XTENSA_OPTION_FP_COPROCESSOR);
+ gen_window_check1(dc, RRI8_S);
+ {
+ TCGv_i32 addr = tcg_temp_new_i32();
+ tcg_gen_addi_i32(addr, cpu_R[RRI8_S], RRI8_IMM8 << 2);
+ gen_load_store_alignment(dc, 2, addr, false);
+ if (RRI8_R & 0x4) {
+ tcg_gen_qemu_st32(cpu_FR[RRI8_T], addr, dc->cring);
+ } else {
+ tcg_gen_qemu_ld32u(cpu_FR[RRI8_T], addr, dc->cring);
+ }
+ if (RRI8_R & 0x8) {
+ tcg_gen_mov_i32(cpu_R[RRI8_S], addr);
+ }
+ tcg_temp_free(addr);
+ }
+ break;
+
+ default: /*reserved*/
+ RESERVED();
+ break;
+ }
break;
case 4: /*MAC16d*/