mirror of
https://github.com/dingusdev/dingusppc.git
synced 2024-12-23 06:29:38 +00:00
796 lines
21 KiB
C++
796 lines
21 KiB
C++
//DingusPPC - Prototype 5bf2
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//Written by divingkatae
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//(c)2018-20 (theweirdo)
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//Please ask for permission
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//if you want to distribute this.
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//(divingkatae#1017 on Discord)
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// The Power-specific opcodes for the processor - ppcopcodes.cpp
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// Any shared opcodes are in ppcopcodes.cpp
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#include <iostream>
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#include <array>
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#include <stdio.h>
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#include <stdexcept>
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#include "ppcemumain.h"
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#include "ppcmemory.h"
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#include <cmath>
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#include <limits>
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void power_abs(){
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ppc_grab_regsda();
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if (ppc_result_a == 0x80000000){
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ppc_result_d = ppc_result_a;
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}
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else{
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ppc_result_d = ppc_result_a & 0x7FFFFFFF;
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}
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ppc_store_result_regd();
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}
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void power_absdot(){
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ppc_grab_regsda();
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if (ppc_result_a == 0x80000000){
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ppc_result_d = ppc_result_a;
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}
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else{
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ppc_result_d = ppc_result_a & 0x7FFFFFFF;
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}
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ppc_changecrf0(ppc_result_d);
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ppc_store_result_regd();
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}
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void power_abso(){
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ppc_grab_regsda();
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if (ppc_result_a == 0x80000000){
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ppc_result_d = ppc_result_a;
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ppc_state.ppc_spr[1] |= 0x40000000;
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}
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else{
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ppc_result_d = ppc_result_a & 0x7FFFFFFF;
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}
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ppc_store_result_regd();
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}
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void power_absodot(){
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ppc_grab_regsda();
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if (ppc_result_a == 0x80000000){
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ppc_result_d = ppc_result_a;
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ppc_state.ppc_spr[1] |= 0x40000000;
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}
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else{
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ppc_result_d = ppc_result_a & 0x7FFFFFFF;
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}
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ppc_changecrf0(ppc_result_d);
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ppc_store_result_regd();
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}
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void power_clcs(){
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ppc_grab_regsda();
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switch(reg_a){
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case 12:
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case 13:
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case 14:
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case 15:
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ppc_result_d = 65535;
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break;
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default:
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ppc_result_d = 0;
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}
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ppc_store_result_regd();
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}
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void power_clcsdot(){
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switch(reg_a){
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case 12:
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case 13:
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case 14:
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case 15:
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ppc_result_d = 65535;
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break;
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default:
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ppc_result_d = 0;
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}
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ppc_changecrf0(ppc_result_d);
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printf("Does RC do anything here? (TODO) \n");
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ppc_store_result_regd();
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}
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void power_div(){
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ppc_grab_regsdab();
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ppc_result_d = (ppc_result_a | ppc_state.ppc_spr[0]) / ppc_result_b;
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ppc_state.ppc_spr[0] = (ppc_result_a | ppc_state.ppc_spr[0]) % ppc_result_b;
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ppc_store_result_regd();
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}
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void power_divdot(){
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ppc_result_d = (ppc_result_a | ppc_state.ppc_spr[0]) / ppc_result_b;
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ppc_state.ppc_spr[0] = (ppc_result_a | ppc_state.ppc_spr[0]) % ppc_result_b;
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}
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void power_divo(){
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ppc_result_d = (ppc_result_a | ppc_state.ppc_spr[0]) / ppc_result_b;
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ppc_state.ppc_spr[0] = (ppc_result_a | ppc_state.ppc_spr[0]) % ppc_result_b;
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}
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void power_divodot(){
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ppc_result_d = (ppc_result_a | ppc_state.ppc_spr[0]) / ppc_result_b;
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ppc_state.ppc_spr[0] = (ppc_result_a | ppc_state.ppc_spr[0]) % ppc_result_b;
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}
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void power_divs(){
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ppc_grab_regsdab();
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ppc_result_d = ppc_result_a / ppc_result_b;
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ppc_state.ppc_spr[0] =(ppc_result_a % ppc_result_b);
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ppc_store_result_regd();
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}
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void power_divsdot(){
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ppc_result_d = ppc_result_a / ppc_result_b;
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ppc_state.ppc_spr[0] =(ppc_result_a % ppc_result_b);
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}
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void power_divso(){
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ppc_result_d = ppc_result_a / ppc_result_b;
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ppc_state.ppc_spr[0] =(ppc_result_a % ppc_result_b);
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}
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void power_divsodot(){
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ppc_result_d = ppc_result_a / ppc_result_b;
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ppc_state.ppc_spr[0] =(ppc_result_a % ppc_result_b);
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}
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void power_doz(){
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ppc_grab_regsdab();
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if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)){
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ppc_result_d = 0;
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}
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else{
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ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
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}
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ppc_store_result_rega();
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}
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void power_dozdot(){
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ppc_grab_regsdab();
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if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)){
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ppc_result_d = 0;
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}
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else{
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ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
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}
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ppc_changecrf0(ppc_result_d);
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ppc_store_result_rega();
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}
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void power_dozo(){
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if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)){
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ppc_result_d = 0;
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}
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else{
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ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
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}
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}
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void power_dozodot(){
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if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)){
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ppc_result_d = 0;
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}
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else{
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ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
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}
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}
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void power_dozi(){
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ppc_grab_regsdab();
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if (((int32_t)ppc_result_a) > simm){
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ppc_result_d = 0;
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}
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else{
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ppc_result_d = ~ppc_result_a + simm + 1;
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}
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ppc_store_result_rega();
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}
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void power_lscbx(){
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ppc_grab_regsdab();
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uint32_t bytes_copied = 0;
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bool match_found = false;
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uint32_t shift_amount = 0;
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uint8_t byte_compared = (uint8_t)((ppc_state.ppc_spr[1] & 0xFF00) >> 8);
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if ((ppc_state.ppc_spr[1] & 0x7f) == 0){
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return;
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}
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uint32_t bytes_to_load = (ppc_state.ppc_spr[1] & 0x7f) + 1;
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ppc_effective_address = (reg_a == 0)?ppc_result_b:ppc_result_a + ppc_result_b;
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do{
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ppc_effective_address++;
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bytes_to_load--;
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if (match_found == false){
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switch(shift_amount){
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case 0:
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address_quickgrab_translate(ppc_effective_address, ppc_result_d, 1);
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ppc_result_d = (ppc_result_d & 0x00FFFFFF) | (return_value << 24);
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ppc_store_result_regd();
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break;
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case 1:
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address_quickgrab_translate(ppc_effective_address, ppc_result_d, 1);
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ppc_result_d = (ppc_result_d & 0xFF00FFFF) | (return_value << 16);
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ppc_store_result_regd();
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break;
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case 2:
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address_quickgrab_translate(ppc_effective_address, ppc_result_d, 1);
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ppc_result_d = (ppc_result_d & 0xFFFF00FF) | (return_value << 8);
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ppc_store_result_regd();
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break;
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case 3:
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address_quickgrab_translate(ppc_effective_address, ppc_result_d, 1);
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ppc_result_d = (ppc_result_d & 0xFFFFFF00) | return_value;
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ppc_store_result_regd();
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break;
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}
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bytes_copied++;
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}
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if (((uint8_t)return_value) == byte_compared){
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break;
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}
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return_value = 0;
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if (shift_amount == 3){
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shift_amount = 0;
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reg_d = (reg_d + 1) & 0x1F;
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}
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else{
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shift_amount++;
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}
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}while (bytes_to_load > 0);
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ppc_state.ppc_spr[1] = (ppc_state.ppc_spr[1] & 0xFFFFFF80) | bytes_copied;
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ppc_store_result_regd();
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}
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void power_lscbxdot(){
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printf("OOPS! Placeholder!!! \n");
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}
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void power_maskg(){
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ppc_grab_regssab();
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uint32_t mask_start = ppc_result_d & 31;
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uint32_t mask_end = ppc_result_b & 31;
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uint32_t insert_mask = 0;
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if (mask_start < (mask_end + 1)){
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for (uint32_t i = mask_start; i < mask_end; i++){
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insert_mask |= (0x80000000 >> i);
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}
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}
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else if (mask_start == (mask_end + 1)){
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insert_mask = 0xFFFFFFFF;
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}
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else{
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insert_mask = 0xFFFFFFFF;
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for (uint32_t i = (mask_end + 1); i < (mask_start - 1); i++){
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insert_mask &= (~(0x80000000 >> i));
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}
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}
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ppc_result_a = insert_mask;
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ppc_store_result_rega();
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}
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void power_maskgdot(){
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ppc_grab_regssab();
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uint32_t mask_start = ppc_result_d & 31;
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uint32_t mask_end = ppc_result_b & 31;
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uint32_t insert_mask = 0;
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if (mask_start < (mask_end + 1)){
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for (uint32_t i = mask_start; i < mask_end; i++){
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insert_mask |= (0x80000000 >> i);
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}
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}
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else if (mask_start == (mask_end + 1)){
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insert_mask = 0xFFFFFFFF;
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}
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else{
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insert_mask = 0xFFFFFFFF;
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for (uint32_t i = (mask_end + 1); i < (mask_start - 1); i++){
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insert_mask &= (~(0x80000000 >> i));
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}
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}
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ppc_result_a = insert_mask;
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ppc_store_result_rega();
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}
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void power_maskir(){
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ppc_grab_regssab();
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uint32_t mask_insert = ppc_result_a;
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uint32_t insert_rot = 0x80000000;
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do{
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if (ppc_result_b & insert_rot){
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mask_insert &= ~insert_rot;
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mask_insert |= (ppc_result_d & insert_rot);
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}
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insert_rot = insert_rot>> 1;
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}while(insert_rot > 0);
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ppc_result_a = (ppc_result_d & ppc_result_b);
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ppc_store_result_rega();
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}
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void power_maskirdot(){
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ppc_grab_regssab();
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uint32_t mask_insert = ppc_result_a;
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uint32_t insert_rot = 0x80000000;
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do{
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if (ppc_result_b & insert_rot){
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mask_insert &= ~insert_rot;
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mask_insert |= (ppc_result_d & insert_rot);
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}
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insert_rot = insert_rot>> 1;
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}while(insert_rot > 0);
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ppc_result_a = (ppc_result_d & ppc_result_b);
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ppc_changecrf0(ppc_result_a);
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ppc_store_result_rega();
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}
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void power_mul(){
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ppc_grab_regsdab();
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uint64_t product;
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product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
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ppc_result_d = ((uint32_t)(product >> 32));
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ppc_state.ppc_spr[0] = ((uint32_t)(product));
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ppc_store_result_regd();
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}
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void power_muldot(){
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ppc_grab_regsdab();
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uint64_t product;
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product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
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ppc_result_d = ((uint32_t)(product >> 32));
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ppc_state.ppc_spr[0] = ((uint32_t)(product));
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ppc_changecrf0(ppc_result_d);
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ppc_store_result_regd();
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}
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void power_mulo(){
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uint64_t product;
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product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
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ppc_result_d = ((uint32_t)(product >> 32));
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ppc_state.ppc_spr[0] = ((uint32_t)(product));
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}
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void power_mulodot(){
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uint64_t product;
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product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
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ppc_result_d = ((uint32_t)(product >> 32));
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ppc_state.ppc_spr[0] = ((uint32_t)(product));
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}
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void power_nabs(){
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ppc_grab_regsda();
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ppc_result_d = (0x80000000 | ppc_result_a);
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ppc_store_result_regd();
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}
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void power_nabsdot(){
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ppc_result_d = (0x80000000 | ppc_result_a);
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}
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void power_nabso(){
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ppc_result_d = (0x80000000 | ppc_result_a);
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}
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void power_nabsodot(){
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ppc_result_d = (0x80000000 | ppc_result_a);
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}
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void power_rlmi(){
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ppc_grab_regssab();
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rot_mb = (ppc_cur_instruction >> 6) & 31;
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rot_me = (ppc_cur_instruction >> 1) & 31;
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uint32_t rot_amt = ppc_result_b & 31;
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uint32_t insert_mask = 0;
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if (rot_mb < (rot_me + 1)){
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for (uint32_t i = rot_mb; i < rot_me; i++){
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insert_mask |= (0x80000000 >> i);
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}
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}
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else if (rot_mb == (rot_me + 1)){
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insert_mask = 0xFFFFFFFF;
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}
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else{
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insert_mask = 0xFFFFFFFF;
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for (uint32_t i = (rot_me + 1); i < (rot_mb - 1); i++){
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insert_mask &= (~(0x80000000 >> i));
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}
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}
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uint32_t step2 = (ppc_result_d << rot_amt) | (ppc_result_d >> rot_amt);
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ppc_result_a = step2 & insert_mask;
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ppc_store_result_rega();
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}
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void power_rrib(){
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ppc_grab_regssab();
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if (ppc_result_d & 0x80000000){
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ppc_result_a |= (0x80000000 >> ppc_result_b);
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}
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else{
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ppc_result_a &= ~(0x80000000 >> ppc_result_b);
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}
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ppc_store_result_rega();
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}
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void power_rribdot(){
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ppc_grab_regssab();
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if (ppc_result_d & 0x80000000){
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ppc_result_a |= (0x80000000 >> ppc_result_b);
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}
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else{
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ppc_result_a &= ~(0x80000000 >> ppc_result_b);
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}
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ppc_changecrf0(ppc_result_a);
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ppc_store_result_rega();
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}
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void power_sle(){
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ppc_grab_regssa();
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uint32_t insert_mask = 0;
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uint32_t rot_amt = ppc_result_b & 31;
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for (uint32_t i = 31; i > rot_amt; i--){
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insert_mask |= (1 << i);
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}
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uint32_t insert_final = ((ppc_result_d << rot_amt) | (ppc_result_d >> (32 - rot_amt)));
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ppc_state.ppc_spr[0] = insert_final & insert_mask;
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ppc_result_a = insert_final & insert_mask;
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ppc_store_result_rega();
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}
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void power_sledot(){
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ppc_grab_regssa();
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uint32_t insert_mask = 0;
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uint32_t rot_amt = ppc_result_b & 31;
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for (uint32_t i = 31; i > rot_amt; i--){
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insert_mask |= (1 << i);
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}
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uint32_t insert_final = ((ppc_result_d << rot_amt) | (ppc_result_d >> (32 - rot_amt)));
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ppc_state.ppc_spr[0] = insert_final & insert_mask;
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ppc_result_a = insert_final & insert_mask;
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ppc_changecrf0(ppc_result_a);
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ppc_store_result_rega();
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}
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void power_sleq(){
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ppc_grab_regssa();
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uint32_t insert_mask = 0;
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uint32_t rot_amt = ppc_result_b & 31;
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for (uint32_t i = 31; i > rot_amt; i--){
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insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_amt) | (ppc_result_d >> (rot_amt - 31)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sleqdot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
uint32_t rot_amt = ppc_result_b & 31;
|
|
for (uint32_t i = 31; i > rot_amt; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_amt) | (ppc_result_d >> (rot_amt - 31)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sliq(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_sh) | (ppc_result_d >> (rot_sh - 31)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end & insert_mask;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sliqdot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_sh) | (ppc_result_d >> (rot_sh - 31)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end & insert_mask;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_slliq(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_sh) | (ppc_result_d >> (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_slliqdot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d << rot_sh) | (ppc_result_d >> (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sllq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sllqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_slq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_slqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sraiq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sraiqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sraq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sraqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sre(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
uint32_t rot_amt = ppc_result_b & 31;
|
|
for (uint32_t i = 31; i > rot_amt; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_final = ((ppc_result_d >> rot_amt) | (ppc_result_d << (32 - rot_amt)));
|
|
ppc_state.ppc_spr[0] = insert_final & insert_mask;
|
|
ppc_result_a = insert_final;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sredot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
uint32_t rot_amt = ppc_result_b & 31;
|
|
for (uint32_t i = 31; i > rot_amt; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_final = ((ppc_result_d >> rot_amt) | (ppc_result_d << (32 - rot_amt)));
|
|
ppc_state.ppc_spr[0] = insert_final & insert_mask;
|
|
ppc_result_a = insert_final;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_srea(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sreadot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_sreq(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = ppc_result_b & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d >> rot_sh) | (ppc_result_d << (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sreqdot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = ppc_result_b & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d >> rot_sh) | (ppc_result_d << (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sriq(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d >> rot_sh) | (ppc_result_d << (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_sriqdot(){
|
|
ppc_grab_regssa();
|
|
uint32_t insert_mask = 0;
|
|
rot_sh = (ppc_cur_instruction >> 11) & 31;
|
|
for (uint32_t i = 31; i > rot_sh; i--){
|
|
insert_mask |= (1 << i);
|
|
}
|
|
uint32_t insert_start= ((ppc_result_d >> rot_sh) | (ppc_result_d << (32 - rot_sh)));
|
|
uint32_t insert_end = ppc_state.ppc_spr[0];
|
|
|
|
for (int i = 0; i < 32; i++){
|
|
if (insert_mask & (1 << i)){
|
|
insert_end &= ~(1 << i);
|
|
insert_end |= (insert_start & (1 << i));
|
|
}
|
|
}
|
|
|
|
ppc_result_a = insert_end;
|
|
ppc_state.ppc_spr[0] = insert_start;
|
|
ppc_changecrf0(ppc_result_a);
|
|
ppc_store_result_rega();
|
|
}
|
|
|
|
void power_srliq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_srliqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_srlq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_srlqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_srq(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|
|
|
|
void power_srqdot(){
|
|
printf("OOPS! Placeholder!!! \n");
|
|
}
|