Started re-refactoring opcode retrieval

This commit is contained in:
dingusdev 2020-10-17 14:30:37 -07:00
parent 6cc88d3b02
commit dc58386237
7 changed files with 602 additions and 1746 deletions

View File

@ -24,58 +24,38 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include "ppcemu.h"
#include "ppcmmu.h"
#include <array>
#include <cmath>
#include <iostream>
#include <limits>
#include <stdexcept>
#include <stdio.h>
#include <thirdparty/loguru/loguru.hpp>
// Affects the XER register's SO and OV Bits
inline void power_setsoov(uint32_t a, uint32_t b, uint32_t d) {
if ((a ^ b) & (a ^ d) & 0x80000000UL) {
ppc_state.spr[SPR::XER] |= 0xC0000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
}
void power_abs() {
ppc_grab_regsda();
if (ppc_result_a == 0x80000000) {
ppc_result_d = ppc_result_a;
if (oe_flag)
ppc_state.spr[SPR::XER] |= 0x40000000;
} else {
ppc_result_d = ppc_result_a & 0x7FFFFFFF;
}
ppc_store_result_regd();
}
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void power_absdot() {
ppc_grab_regsda();
if (ppc_result_a == 0x80000000) {
ppc_result_d = ppc_result_a;
} else {
ppc_result_d = ppc_result_a & 0x7FFFFFFF;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_abso() {
ppc_grab_regsda();
if (ppc_result_a == 0x80000000) {
ppc_result_d = ppc_result_a;
ppc_state.spr[SPR::XER] |= 0x40000000;
} else {
ppc_result_d = ppc_result_a & 0x7FFFFFFF;
}
ppc_store_result_regd();
}
void power_absodot() {
ppc_grab_regsda();
if (ppc_result_a == 0x80000000) {
ppc_result_d = ppc_result_a;
ppc_state.spr[SPR::XER] |= 0x40000000;
} else {
ppc_result_d = ppc_result_a & 0x7FFFFFFF;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -91,22 +71,12 @@ void power_clcs() {
default:
ppc_result_d = 0;
}
ppc_store_result_regd();
}
void power_clcsdot() {
switch (reg_a) {
case 12:
case 13:
case 14:
case 15:
ppc_result_d = 65535;
break;
default:
ppc_result_d = 0;
if (rc_flag) {
ppc_changecrf0(ppc_result_d);
printf("Does RC do anything here? (TODO) \n");
}
ppc_changecrf0(ppc_result_d);
printf("Does RC do anything here? (TODO) \n");
ppc_store_result_regd();
}
@ -114,46 +84,28 @@ void power_div() {
ppc_grab_regsdab();
ppc_result_d = (ppc_result_a | ppc_state.spr[SPR::MQ]) / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a | ppc_state.spr[SPR::MQ]) % ppc_result_b;
if (oe_flag)
power_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_divdot() {
ppc_result_d = (ppc_result_a | ppc_state.spr[SPR::MQ]) / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a | ppc_state.spr[SPR::MQ]) % ppc_result_b;
}
void power_divo() {
ppc_result_d = (ppc_result_a | ppc_state.spr[SPR::MQ]) / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a | ppc_state.spr[SPR::MQ]) % ppc_result_b;
}
void power_divodot() {
ppc_result_d = (ppc_result_a | ppc_state.spr[SPR::MQ]) / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a | ppc_state.spr[SPR::MQ]) % ppc_result_b;
}
void power_divs() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a % ppc_result_b);
if (oe_flag)
power_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_divsdot() {
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a % ppc_result_b);
}
void power_divso() {
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a % ppc_result_b);
}
void power_divsodot() {
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::MQ] = (ppc_result_a % ppc_result_b);
}
void power_doz() {
ppc_grab_regsdab();
if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)) {
@ -161,36 +113,13 @@ void power_doz() {
} else {
ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
}
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_rega();
}
void power_dozdot() {
ppc_grab_regsdab();
if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)) {
ppc_result_d = 0;
} else {
ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_rega();
}
void power_dozo() {
if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)) {
ppc_result_d = 0;
} else {
ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
}
}
void power_dozodot() {
if (((int32_t)ppc_result_a) > ((int32_t)ppc_result_b)) {
ppc_result_d = 0;
} else {
ppc_result_d = ~ppc_result_a + ppc_result_b + 1;
}
}
void power_dozi() {
ppc_grab_regsdab();
if (((int32_t)ppc_result_a) > simm) {
@ -254,11 +183,12 @@ void power_lscbx() {
}
} while (bytes_to_load > 0);
ppc_state.spr[SPR::XER] = (ppc_state.spr[SPR::XER] & 0xFFFFFF80) | bytes_copied;
ppc_store_result_regd();
}
void power_lscbxdot() {
printf("OOPS! Placeholder!!! \n");
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_maskg() {
@ -281,29 +211,10 @@ void power_maskg() {
}
ppc_result_a = insert_mask;
ppc_store_result_rega();
}
void power_maskgdot() {
ppc_grab_regssab();
uint32_t mask_start = ppc_result_d & 31;
uint32_t mask_end = ppc_result_b & 31;
uint32_t insert_mask = 0;
if (rc_flag)
ppc_changecrf0(ppc_result_d);
if (mask_start < (mask_end + 1)) {
for (uint32_t i = mask_start; i < mask_end; i++) {
insert_mask |= (0x80000000 >> i);
}
} else if (mask_start == (mask_end + 1)) {
insert_mask = 0xFFFFFFFF;
} else {
insert_mask = 0xFFFFFFFF;
for (uint32_t i = (mask_end + 1); i < (mask_start - 1); i++) {
insert_mask &= (~(0x80000000 >> i));
}
}
ppc_result_a = insert_mask;
ppc_store_result_rega();
}
@ -320,23 +231,10 @@ void power_maskir() {
} while (insert_rot > 0);
ppc_result_a = (ppc_result_d & ppc_result_b);
ppc_store_result_rega();
}
void power_maskirdot() {
ppc_grab_regssab();
uint32_t mask_insert = ppc_result_a;
uint32_t insert_rot = 0x80000000;
do {
if (ppc_result_b & insert_rot) {
mask_insert &= ~insert_rot;
mask_insert |= (ppc_result_d & insert_rot);
}
insert_rot = insert_rot >> 1;
} while (insert_rot > 0);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_result_a = (ppc_result_d & ppc_result_b);
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -347,54 +245,23 @@ void power_mul() {
product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
ppc_result_d = ((uint32_t)(product >> 32));
ppc_state.spr[SPR::MQ] = ((uint32_t)(product));
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_muldot() {
ppc_grab_regsdab();
uint64_t product;
product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
ppc_result_d = ((uint32_t)(product >> 32));
ppc_state.spr[SPR::MQ] = ((uint32_t)(product));
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_mulo() {
uint64_t product;
product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
ppc_result_d = ((uint32_t)(product >> 32));
ppc_state.spr[SPR::MQ] = ((uint32_t)(product));
}
void power_mulodot() {
uint64_t product;
product = ((uint64_t)ppc_result_a) * ((uint64_t)ppc_result_b);
ppc_result_d = ((uint32_t)(product >> 32));
ppc_state.spr[SPR::MQ] = ((uint32_t)(product));
}
void power_nabs() {
ppc_grab_regsda();
ppc_result_d = (0x80000000 | ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void power_nabsdot() {
ppc_result_d = (0x80000000 | ppc_result_a);
}
void power_nabso() {
ppc_result_d = (0x80000000 | ppc_result_a);
}
void power_nabsodot() {
ppc_result_d = (0x80000000 | ppc_result_a);
}
void power_rlmi() {
ppc_grab_regssab();
unsigned rot_mb = (ppc_cur_instruction >> 6) & 31;
@ -422,22 +289,16 @@ void power_rlmi() {
void power_rrib() {
ppc_grab_regssab();
if (ppc_result_d & 0x80000000) {
ppc_result_a |= (0x80000000 >> ppc_result_b);
} else {
ppc_result_a &= ~(0x80000000 >> ppc_result_b);
}
ppc_store_result_rega();
}
void power_rribdot() {
ppc_grab_regssab();
if (ppc_result_d & 0x80000000) {
ppc_result_a |= (0x80000000 >> ppc_result_b);
} else {
ppc_result_a &= ~(0x80000000 >> ppc_result_b);
}
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -451,20 +312,10 @@ void power_sle() {
uint32_t insert_final = ((ppc_result_d << rot_amt) | (ppc_result_d >> (32 - rot_amt)));
ppc_state.spr[SPR::MQ] = insert_final & insert_mask;
ppc_result_a = insert_final & insert_mask;
ppc_store_result_rega();
}
void power_sledot() {
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.spr[SPR::MQ] = insert_final & insert_mask;
ppc_result_a = insert_final & insert_mask;
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -487,29 +338,10 @@ void power_sleq() {
ppc_result_a = insert_end;
ppc_state.spr[SPR::MQ] = 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.spr[SPR::MQ];
if (rc_flag)
ppc_changecrf0(ppc_result_a);
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.spr[SPR::MQ] = insert_start;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -532,29 +364,10 @@ void power_sliq() {
ppc_result_a = insert_end & insert_mask;
ppc_state.spr[SPR::MQ] = insert_start;
ppc_store_result_rega();
}
void power_sliqdot() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
unsigned 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.spr[SPR::MQ];
if (rc_flag)
ppc_changecrf0(ppc_result_a);
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.spr[SPR::MQ] = insert_start;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -577,29 +390,10 @@ void power_slliq() {
ppc_result_a = insert_end;
ppc_state.spr[SPR::MQ] = insert_start;
ppc_store_result_rega();
}
void power_slliqdot() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
unsigned 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.spr[SPR::MQ];
if (rc_flag)
ppc_changecrf0(ppc_result_a);
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.spr[SPR::MQ] = insert_start;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -607,34 +401,18 @@ void power_sllq() {
LOG_F(WARNING, "OOPS! Placeholder for sllq!!! \n");
}
void power_sllqdot() {
LOG_F(WARNING, "OOPS! Placeholder for sllq.!!! \n");
}
void power_slq() {
LOG_F(WARNING, "OOPS! Placeholder for slq!!! \n");
}
void power_slqdot() {
LOG_F(WARNING, "OOPS! Placeholder for slq.!!! \n");
}
void power_sraiq() {
LOG_F(WARNING, "OOPS! Placeholder for sraiq!!! \n");
}
void power_sraiqdot() {
LOG_F(WARNING, "OOPS! Placeholder for sraiq.!!! \n");
}
void power_sraq() {
LOG_F(WARNING, "OOPS! Placeholder for sraq!!! \n");
}
void power_sraqdot() {
LOG_F(WARNING, "OOPS! Placeholder for sraq.!!! \n");
}
void power_sre() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
@ -645,20 +423,8 @@ void power_sre() {
uint32_t insert_final = ((ppc_result_d >> rot_amt) | (ppc_result_d << (32 - rot_amt)));
ppc_state.spr[SPR::MQ] = 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.spr[SPR::MQ] = insert_final & insert_mask;
ppc_result_a = insert_final;
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -666,10 +432,6 @@ void power_srea() {
LOG_F(WARNING, "OOPS! Placeholder for srea!!! \n");
}
void power_sreadot() {
LOG_F(WARNING, "OOPS! Placeholder for srea.!!! \n");
}
void power_sreq() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
@ -689,29 +451,10 @@ void power_sreq() {
ppc_result_a = insert_end;
ppc_state.spr[SPR::MQ] = insert_start;
ppc_store_result_rega();
}
void power_sreqdot() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
unsigned 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.spr[SPR::MQ];
if (rc_flag)
ppc_changecrf0(ppc_result_a);
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.spr[SPR::MQ] = insert_start;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -734,29 +477,10 @@ void power_sriq() {
ppc_result_a = insert_end;
ppc_state.spr[SPR::MQ] = insert_start;
ppc_store_result_rega();
}
void power_sriqdot() {
ppc_grab_regssa();
uint32_t insert_mask = 0;
unsigned 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.spr[SPR::MQ];
if (rc_flag)
ppc_changecrf0(ppc_result_a);
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.spr[SPR::MQ] = insert_start;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -764,22 +488,10 @@ void power_srliq() {
LOG_F(WARNING, "OOPS! Placeholder for slriq!!! \n");
}
void power_srliqdot() {
LOG_F(WARNING, "OOPS! Placeholder for slriq.!!! \n");
}
void power_srlq() {
LOG_F(WARNING, "OOPS! Placeholder for slrq!!! \n");
}
void power_srlqdot() {
LOG_F(WARNING, "OOPS! Placeholder for slrq.!!! \n");
}
void power_srq() {
LOG_F(WARNING, "OOPS! Placeholder for srq!!! \n");
}
void power_srqdot() {
LOG_F(WARNING, "OOPS! Placeholder for srq.!!! \n");
}
}

View File

@ -226,10 +226,12 @@ extern bool grab_return;
extern bool power_on;
extern bool is_601; // For PowerPC 601 Emulation
extern bool is_gekko; // For GameCube Emulation
extern bool is_altivec; // For Altivec Emulation
extern bool is_64bit; // For PowerPC G5 Emulation
extern bool rc_flag; // Record flag
extern bool oe_flag; // Overflow flag
// Important Addressing Integers
extern uint32_t ppc_cur_instruction;
extern uint32_t ppc_effective_address;
@ -245,6 +247,11 @@ extern void ppc_cpu_init(MemCtrlBase* mem_ctrl, uint32_t proc_version);
extern void ppc_mmu_init();
void ppc_illegalop();
void ppc_illegalsubop19();
void ppc_illegalsubop31();
void ppc_illegalsubop59();
void ppc_illegalsubop63();
void ppc_opcode4();
void ppc_opcode16();
void ppc_opcode18();
@ -253,6 +260,8 @@ void ppc_opcode31();
void ppc_opcode59();
void ppc_opcode63();
void initialize_ppc_opcode_tables();
extern bool ppc_confirm_inf_nan(uint64_t input_a, uint64_t input_b, bool is_single, uint32_t op);
extern double fp_return_double(uint32_t reg);
extern uint64_t fp_return_uint64(uint32_t reg);
@ -286,8 +295,6 @@ extern void ppc_store_dfpresult(bool int_rep);
void ppc_changecrf0(uint32_t set_result);
void ppc_fp_changecrf1();
void ppc_tbr_update();
/* Exception handlers. */
[[noreturn]] void ppc_exception_handler(Except_Type exception_type, uint32_t srr1_bits);
[[noreturn]] void dbg_exception_handler(Except_Type exception_type, uint32_t srr1_bits);
@ -311,33 +318,15 @@ extern void ppc_crxor();
extern void ppc_isync();
extern void ppc_add();
extern void ppc_adddot();
extern void ppc_addo();
extern void ppc_addodot();
extern void ppc_addc();
extern void ppc_addcdot();
extern void ppc_addco();
extern void ppc_addcodot();
extern void ppc_adde();
extern void ppc_addedot();
extern void ppc_addeo();
extern void ppc_addeodot();
extern void ppc_addme();
extern void ppc_addmedot();
extern void ppc_addmeo();
extern void ppc_addmeodot();
extern void ppc_addze();
extern void ppc_addzedot();
extern void ppc_addzeo();
extern void ppc_addzeodot();
extern void ppc_and();
extern void ppc_anddot();
extern void ppc_andc();
extern void ppc_andcdot();
extern void ppc_cmp();
extern void ppc_cmpl();
extern void ppc_cntlzw();
extern void ppc_cntlzwdot();
extern void ppc_dcbf();
extern void ppc_dcbi();
extern void ppc_dcbst();
@ -345,20 +334,11 @@ extern void ppc_dcbt();
extern void ppc_dcbtst();
extern void ppc_dcbz();
extern void ppc_divw();
extern void ppc_divwdot();
extern void ppc_divwo();
extern void ppc_divwodot();
extern void ppc_divwu();
extern void ppc_divwudot();
extern void ppc_divwuo();
extern void ppc_divwuodot();
extern void ppc_eieio();
extern void ppc_eqv();
extern void ppc_eqvdot();
extern void ppc_extsb();
extern void ppc_extsbdot();
extern void ppc_extsh();
extern void ppc_extshdot();
extern void ppc_icbi();
extern void ppc_mftb();
extern void ppc_lhzux();
@ -375,33 +355,17 @@ extern void ppc_lwzx();
extern void ppc_mcrxr();
extern void ppc_mfcr();
extern void ppc_mulhwu();
extern void ppc_mulhwudot();
extern void ppc_mulhw();
extern void ppc_mulhwdot();
extern void ppc_mullw();
extern void ppc_mullwdot();
extern void ppc_mullwo();
extern void ppc_mullwodot();
extern void ppc_nand();
extern void ppc_nanddot();
extern void ppc_neg();
extern void ppc_negdot();
extern void ppc_nego();
extern void ppc_negodot();
extern void ppc_nor();
extern void ppc_nordot();
extern void ppc_or();
extern void ppc_ordot();
extern void ppc_orc();
extern void ppc_orcdot();
extern void ppc_slw();
extern void ppc_slwdot();
extern void ppc_srw();
extern void ppc_srwdot();
extern void ppc_sraw();
extern void ppc_srawdot();
extern void ppc_srawi();
extern void ppc_srawidot();
extern void ppc_stbx();
extern void ppc_stbux();
extern void ppc_stfiwx();
@ -413,25 +377,10 @@ extern void ppc_stwcx();
extern void ppc_stwux();
extern void ppc_stwbrx();
extern void ppc_subf();
extern void ppc_subfdot();
extern void ppc_subfo();
extern void ppc_subfodot();
extern void ppc_subfc();
extern void ppc_subfcdot();
extern void ppc_subfco();
extern void ppc_subfcodot();
extern void ppc_subfe();
extern void ppc_subfedot();
extern void ppc_subfeo();
extern void ppc_subfeodot();
extern void ppc_subfme();
extern void ppc_subfmedot();
extern void ppc_subfmeo();
extern void ppc_subfmeodot();
extern void ppc_subfze();
extern void ppc_subfzedot();
extern void ppc_subfzeo();
extern void ppc_subfzeodot();
extern void ppc_sync();
extern void ppc_tlbia();
extern void ppc_tlbie();
@ -440,7 +389,6 @@ extern void ppc_tlbld();
extern void ppc_tlbsync();
extern void ppc_tw();
extern void ppc_xor();
extern void ppc_xordot();
extern void ppc_lswi();
extern void ppc_lswx();
@ -561,105 +509,38 @@ extern void ppc_frsp();
extern void ppc_fctiw();
extern void ppc_fctiwz();
extern void ppc_fadddot();
extern void ppc_fsubdot();
extern void ppc_fmultdot();
extern void ppc_fdivdot();
extern void ppc_fmadddot();
extern void ppc_fmsubdot();
extern void ppc_fnmadddot();
extern void ppc_fnmsubdot();
extern void ppc_fabsdot();
extern void ppc_fnabsdot();
extern void ppc_fnegdot();
extern void ppc_fseldot();
extern void ppc_fsqrtdot();
extern void ppc_frsqrtedot();
extern void ppc_frspdot();
extern void ppc_fctiwdot();
extern void ppc_fctiwzdot();
extern void ppc_fresdot();
extern void ppc_faddsdot();
extern void ppc_fsubsdot();
extern void ppc_fmultsdot();
extern void ppc_fdivsdot();
extern void ppc_fmaddsdot();
extern void ppc_fmsubsdot();
extern void ppc_fnmaddsdot();
extern void ppc_fnmsubsdot();
extern void ppc_fsqrtsdot();
extern void ppc_fcmpo();
extern void ppc_fcmpu();
// Power-specific instructions
extern void power_abs();
extern void power_absdot();
extern void power_abso();
extern void power_absodot();
extern void power_clcs();
extern void power_clcsdot();
extern void power_div();
extern void power_divdot();
extern void power_divo();
extern void power_divodot();
extern void power_divs();
extern void power_divsdot();
extern void power_divso();
extern void power_divsodot();
extern void power_doz();
extern void power_dozdot();
extern void power_dozo();
extern void power_dozodot();
extern void power_dozi();
extern void power_lscbx();
extern void power_lscbxdot();
extern void power_maskg();
extern void power_maskgdot();
extern void power_maskir();
extern void power_maskirdot();
extern void power_mul();
extern void power_muldot();
extern void power_mulo();
extern void power_mulodot();
extern void power_nabs();
extern void power_nabsdot();
extern void power_nabso();
extern void power_nabsodot();
extern void power_rlmi();
extern void power_rrib();
extern void power_rribdot();
extern void power_sle();
extern void power_sledot();
extern void power_sleq();
extern void power_sleqdot();
extern void power_sliq();
extern void power_sliqdot();
extern void power_slliq();
extern void power_slliqdot();
extern void power_sllq();
extern void power_sllqdot();
extern void power_slq();
extern void power_slqdot();
extern void power_sraiq();
extern void power_sraiqdot();
extern void power_sraq();
extern void power_sraqdot();
extern void power_sre();
extern void power_sredot();
extern void power_srea();
extern void power_sreadot();
extern void power_sreq();
extern void power_sreqdot();
extern void power_sriq();
extern void power_sriqdot();
extern void power_srliq();
extern void power_srliqdot();
extern void power_srlq();
extern void power_srlqdot();
extern void power_srq();
extern void power_srqdot();
// Gekko instructions
extern void ppc_psq_l();

View File

@ -42,6 +42,9 @@ bool power_on = 1;
SetPRS ppc_state;
bool rc_flag = 0; // Record flag
bool oe_flag = 0; // Overflow flag
bool grab_exception;
bool grab_return;
bool grab_breakpoint;
@ -86,327 +89,12 @@ static PPCOpcode SubOpcode16Grabber[] = {ppc_bc, ppc_bcl, ppc_bca, ppc_bcla};
static PPCOpcode SubOpcode18Grabber[] = {ppc_b, ppc_bl, ppc_ba, ppc_bla};
/** General conditional register instructions decoding table. */
static std::unordered_map<uint16_t, PPCOpcode> SubOpcode19Grabber = {
{32, &ppc_bclr},
{33, &ppc_bclrl},
{66, &ppc_crnor},
{100, &ppc_rfi},
{258, &ppc_crandc},
{300, &ppc_isync},
{386, &ppc_crxor},
{450, &ppc_crnand},
{514, &ppc_crand},
{578, &ppc_creqv},
{834, &ppc_crorc},
{898, &ppc_cror},
{1056, &ppc_bcctr},
{1057, &ppc_bcctrl}};
/** Instructions decoding tables for integer,
single floating-point, and double-floating point ops respectively */
/** General integer instructions decoding table. */
static std::unordered_map<uint16_t, PPCOpcode> SubOpcode31Grabber = {
{0, &ppc_cmp}, {8, &ppc_tw},
{16, &ppc_subfc}, {17, &ppc_subfcdot},
{20, &ppc_addc}, {21, &ppc_addcdot},
{22, &ppc_mulhwu}, {23, &ppc_mulhwudot},
{38, &ppc_mfcr}, {40, &ppc_lwarx},
{46, &ppc_lwzx}, {48, &ppc_slw},
{49, &ppc_slwdot}, {52, &ppc_cntlzw},
{53, &ppc_cntlzwdot}, {56, &ppc_and},
{57, &ppc_anddot}, {58, &power_maskg},
{59, &power_maskgdot}, {64, &ppc_cmpl},
{80, &ppc_subf}, {81, &ppc_subfdot},
{108, &ppc_dcbst}, {110, &ppc_lwzux},
{120, &ppc_andc}, {121, &ppc_andcdot},
{150, &ppc_mulhw}, {151, &ppc_mulhwdot},
{166, &ppc_mfmsr}, {172, &ppc_dcbf},
{174, &ppc_lbzx}, {208, &ppc_neg},
{209, &ppc_negdot}, {214, &power_mul},
{215, &power_muldot}, {238, &ppc_lbzux},
{248, &ppc_nor}, {249, &ppc_nordot},
{272, &ppc_subfe}, {273, &ppc_subfedot},
{276, &ppc_adde}, {277, &ppc_addedot},
{288, &ppc_mtcrf}, {292, &ppc_mtmsr},
{301, &ppc_stwcx}, {302, &ppc_stwx},
{304, &power_slq}, {305, &power_slqdot},
{306, &power_sle}, {307, &power_sledot},
{366, &ppc_stwux}, {368, &power_sliq},
{400, &ppc_subfze}, {401, &ppc_subfzedot},
{404, &ppc_addze}, {405, &ppc_addzedot},
{420, &ppc_mtsr}, {430, &ppc_stbx},
{432, &power_sllq}, {433, &power_sllqdot},
{434, &power_sleq}, {436, &power_sleqdot},
{464, &ppc_subfme}, {465, &ppc_subfmedot},
{468, &ppc_addme}, {469, &ppc_addmedot},
{470, &ppc_mullw}, {471, &ppc_mullwdot},
{484, &ppc_mtsrin}, {492, &ppc_dcbtst},
{494, &ppc_stbux}, {496, &power_slliq},
{497, &power_slliqdot}, {528, &power_doz},
{529, &power_dozdot}, {532, &ppc_add},
{533, &ppc_adddot}, {554, &power_lscbx},
{555, &power_lscbxdot}, {556, &ppc_dcbt},
{558, &ppc_lhzx}, {568, &ppc_eqv},
{569, &ppc_eqvdot}, {612, &ppc_tlbie},
{622, &ppc_lhzux}, {632, &ppc_xor},
{633, &ppc_xordot}, {662, &power_div},
{663, &power_divdot}, {678, &ppc_mfspr},
{686, &ppc_lhax}, {720, &power_abs},
{721, &power_absdot}, {726, &power_divs},
{727, &power_divsdot}, {740, &ppc_tlbia},
{742, &ppc_mftb}, {750, &ppc_lhaux},
{814, &ppc_sthx}, {824, &ppc_orc},
{825, &ppc_orcdot}, {878, &ppc_sthx},
{888, &ppc_or}, {889, &ppc_ordot},
{918, &ppc_divwu}, {919, &ppc_divwudot},
{934, &ppc_mtspr}, {940, &ppc_dcbi},
{952, &ppc_nand}, {953, &ppc_nanddot},
{976, &power_nabs}, {977, &power_nabsdot},
{982, &ppc_divw}, {983, &ppc_divwdot},
{1024, &ppc_mcrxr}, {1040, &ppc_subfco},
{1041, &ppc_subfcodot}, {1044, &ppc_addco},
{1045, &ppc_addcodot}, {1062, &power_clcs},
{1063, &power_clcsdot}, {1066, &ppc_lswx},
{1068, &ppc_lwbrx}, {1070, &ppc_lfsx},
{1072, &ppc_srw}, {1073, &ppc_srwdot},
{1074, &power_rrib}, {1075, &power_rribdot},
{1082, &power_maskir}, {1083, &power_maskirdot},
{1104, &ppc_subfo}, {1105, &ppc_subfodot},
{1132, &ppc_tlbsync}, {1134, &ppc_lfsux},
{1190, &ppc_mfsr}, {1194, &ppc_lswi},
{1196, &ppc_sync}, {1198, &ppc_lfdx},
{1232, &ppc_nego}, {1233, &ppc_negodot},
{1238, &power_mulo}, {1239, &power_mulodot},
{1262, &ppc_lfdux}, {1296, &ppc_subfeo},
{1297, &ppc_subfeodot}, {1300, &ppc_addeo},
{1301, &ppc_addeodot}, {1318, &ppc_mfsrin},
{1322, &ppc_stswx}, {1324, &ppc_stwbrx},
{1326, &ppc_stfsx}, {1328, &power_srq},
{1329, &power_srqdot}, {1330, &power_sre},
{1331, &power_sredot}, {1390, &ppc_stfsux},
{1392, &power_sriq}, {1393, &power_sriqdot},
{1424, &ppc_subfzeo}, {1425, &ppc_subfzeodot},
{1428, &ppc_addzeo}, {1429, &ppc_addzeodot},
{1450, &ppc_stswi}, {1454, &ppc_stfdx},
{1456, &power_srlq}, {1457, &power_srlqdot},
{1458, &power_sreq}, {1459, &power_sreqdot},
{1488, &ppc_subfmeo}, {1489, &ppc_subfmeodot},
{1492, &ppc_addmeo}, {1493, &ppc_addmeodot},
{1494, &ppc_mullwo}, {1495, &ppc_mullwodot},
{1518, &ppc_stfdux}, {1520, &power_srliq},
{1521, &power_srliqdot}, {1552, &power_dozo},
{1553, &power_dozodot}, {1556, &ppc_addo},
{1557, &ppc_addodot}, {1580, &ppc_lhbrx},
{1584, &ppc_sraw}, {1585, &ppc_srawdot},
{1648, &ppc_srawi}, {1649, &ppc_srawidot},
{1686, &power_divo}, {1687, &power_divodot},
{1708, &ppc_eieio}, {1744, &power_abso},
{1745, &power_absodot}, {1750, &power_divso},
{1751, &power_divsodot}, {1836, &ppc_sthbrx},
{1840, &power_sraq}, {1841, &power_sraqdot},
{1842, &power_srea}, {1843, &power_sreadot},
{1844, &ppc_extsh}, {1845, &ppc_extshdot},
{1904, &power_sraiq}, {1905, &power_sraiqdot},
{1908, &ppc_extsb}, {1909, &ppc_extsbdot},
{1942, &ppc_divwuo}, {1943, &ppc_divwuodot},
{1956, &ppc_tlbld}, {1964, &ppc_icbi},
{1966, &ppc_stfiwx}, {2000, &power_nabso},
{2001, &power_nabsodot}, {2006, &ppc_divwo},
{2007, &ppc_divwodot}, {2020, &ppc_tlbli},
{2028, &ppc_dcbz}};
/** Single-precision floating-point instructions decoding table. */
static std::unordered_map<uint16_t, PPCOpcode> SubOpcode59Grabber = {
{36, &ppc_fdivs}, {37, &ppc_fdivsdot}, {40, &ppc_fsubs}, {41, &ppc_fsubsdot},
{42, &ppc_fadds}, {43, &ppc_faddsdot}, {44, &ppc_fsqrts}, {45, &ppc_fsqrtsdot},
{48, &ppc_fres}, {49, &ppc_fresdot}, {50, &ppc_fmults}, {51, &ppc_fmultsdot},
{56, &ppc_fmsubs}, {57, &ppc_fmsubsdot}, {58, &ppc_fmadds}, {59, &ppc_fmaddsdot},
{60, &ppc_fnmsubs}, {61, &ppc_fnmsubsdot}, {62, &ppc_fnmadds}, {63, &ppc_fnmaddsdot},
{114, &ppc_fmults}, {115, &ppc_fmultsdot}, {120, &ppc_fmsubs}, {121, &ppc_fmsubsdot},
{122, &ppc_fmadds}, {123, &ppc_fmadds}, {124, &ppc_fnmsubs}, {125, &ppc_fnmsubsdot},
{126, &ppc_fnmadds}, {127, &ppc_fnmaddsdot}, {178, &ppc_fmults}, {179, &ppc_fmultsdot},
{184, &ppc_fmsubs}, {185, &ppc_fmsubsdot}, {186, &ppc_fmadds}, {187, &ppc_fmaddsdot},
{188, &ppc_fnmsubs}, {189, &ppc_fnmsubsdot}, {190, &ppc_fnmadds}, {191, &ppc_fnmaddsdot},
{242, &ppc_fmults}, {243, &ppc_fmultsdot}, {248, &ppc_fmsubs}, {249, &ppc_fmsubsdot},
{250, &ppc_fmadds}, {251, &ppc_fmaddsdot}, {252, &ppc_fnmsubs}, {253, &ppc_fnmsubsdot},
{254, &ppc_fnmadds}, {255, &ppc_fnmaddsdot}, {306, &ppc_fmults}, {307, &ppc_fmultsdot},
{312, &ppc_fmsubs}, {313, &ppc_fmsubsdot}, {314, &ppc_fmadds}, {315, &ppc_fmaddsdot},
{316, &ppc_fnmsubs}, {317, &ppc_fnmsubsdot}, {318, &ppc_fnmadds}, {319, &ppc_fnmaddsdot},
{370, &ppc_fmults}, {371, &ppc_fmultsdot}, {376, &ppc_fmsubs}, {377, &ppc_fmsubsdot},
{378, &ppc_fmadds}, {379, &ppc_fmaddsdot}, {380, &ppc_fnmsubs}, {381, &ppc_fnmsubsdot},
{382, &ppc_fnmadds}, {383, &ppc_fnmaddsdot}, {434, &ppc_fmults}, {435, &ppc_fmultsdot},
{440, &ppc_fmsubs}, {441, &ppc_fmsubsdot}, {442, &ppc_fmadds}, {443, &ppc_fmaddsdot},
{444, &ppc_fnmsubs}, {445, &ppc_fnmsubsdot}, {446, &ppc_fnmadds}, {447, &ppc_fnmaddsdot},
{498, &ppc_fmults}, {499, &ppc_fmultsdot}, {504, &ppc_fmsubs}, {505, &ppc_fmsubsdot},
{506, &ppc_fmadds}, {507, &ppc_fmaddsdot}, {508, &ppc_fnmsubs}, {509, &ppc_fnmsubsdot},
{510, &ppc_fnmadds}, {511, &ppc_fnmaddsdot}, {562, &ppc_fmults}, {563, &ppc_fmultsdot},
{568, &ppc_fmsubs}, {569, &ppc_fmsubsdot}, {570, &ppc_fmadds}, {571, &ppc_fmaddsdot},
{572, &ppc_fnmsubs}, {573, &ppc_fnmsubsdot}, {574, &ppc_fnmadds}, {575, &ppc_fnmaddsdot},
{626, &ppc_fmults}, {627, &ppc_fmultsdot}, {632, &ppc_fmsubs}, {633, &ppc_fmsubsdot},
{634, &ppc_fmadds}, {635, &ppc_fmaddsdot}, {636, &ppc_fnmsubs}, {637, &ppc_fnmsubsdot},
{638, &ppc_fnmadds}, {639, &ppc_fnmaddsdot}, {690, &ppc_fmults}, {691, &ppc_fmultsdot},
{696, &ppc_fmsubs}, {697, &ppc_fmsubsdot}, {698, &ppc_fmadds}, {699, &ppc_fmaddsdot},
{700, &ppc_fnmsubs}, {701, &ppc_fnmsubsdot}, {702, &ppc_fnmadds}, {703, &ppc_fnmaddsdot},
{754, &ppc_fmults}, {755, &ppc_fmultsdot}, {760, &ppc_fmsubs}, {761, &ppc_fmsubsdot},
{762, &ppc_fmadds}, {763, &ppc_fmaddsdot}, {764, &ppc_fnmsubs}, {765, &ppc_fnmsubsdot},
{766, &ppc_fnmadds}, {767, &ppc_fnmaddsdot}, {818, &ppc_fmults}, {819, &ppc_fmultsdot},
{824, &ppc_fmsubs}, {825, &ppc_fmsubsdot}, {826, &ppc_fmadds}, {827, &ppc_fmaddsdot},
{828, &ppc_fnmsubs}, {829, &ppc_fnmsubsdot}, {830, &ppc_fnmadds}, {831, &ppc_fnmaddsdot},
{882, &ppc_fmults}, {883, &ppc_fmultsdot}, {888, &ppc_fmsubs}, {889, &ppc_fmsubsdot},
{890, &ppc_fmadds}, {891, &ppc_fmaddsdot}, {892, &ppc_fnmsubs}, {893, &ppc_fnmsubsdot},
{894, &ppc_fnmadds}, {895, &ppc_fnmaddsdot}, {946, &ppc_fmults}, {947, &ppc_fmultsdot},
{952, &ppc_fmsubs}, {953, &ppc_fmsubsdot}, {954, &ppc_fmadds}, {955, &ppc_fmaddsdot},
{957, &ppc_fnmsubs}, {958, &ppc_fnmsubsdot}, {958, &ppc_fnmadds}, {959, &ppc_fnmaddsdot},
{1010, &ppc_fmults}, {1011, &ppc_fmultsdot}, {1016, &ppc_fmsubs}, {1017, &ppc_fmsubsdot},
{1018, &ppc_fmadds}, {1019, &ppc_fmaddsdot}, {1020, &ppc_fnmsubs}, {1021, &ppc_fnmsubsdot},
{1022, &ppc_fnmadds}, {1023, &ppc_fnmaddsdot}, {1074, &ppc_fmults}, {1075, &ppc_fmultsdot},
{1080, &ppc_fmsubs}, {1081, &ppc_fmsubsdot}, {1082, &ppc_fmadds}, {1083, &ppc_fmaddsdot},
{1084, &ppc_fnmsubs}, {1085, &ppc_fnmsubsdot}, {1086, &ppc_fnmadds}, {1087, &ppc_fnmaddsdot},
{1138, &ppc_fmults}, {1139, &ppc_fmultsdot}, {1144, &ppc_fmsubs}, {1145, &ppc_fmsubsdot},
{1146, &ppc_fmadds}, {1147, &ppc_fmaddsdot}, {1148, &ppc_fnmsubs}, {1149, &ppc_fnmsubsdot},
{1150, &ppc_fnmadds}, {1151, &ppc_fnmaddsdot}, {1202, &ppc_fmults}, {1203, &ppc_fmultsdot},
{1208, &ppc_fmsubs}, {1209, &ppc_fmsubsdot}, {1210, &ppc_fmadds}, {1211, &ppc_fmaddsdot},
{1212, &ppc_fnmsubs}, {1213, &ppc_fnmsubsdot}, {1214, &ppc_fnmadds}, {1215, &ppc_fnmaddsdot},
{1266, &ppc_fmults}, {1267, &ppc_fmultsdot}, {1272, &ppc_fmsubs}, {1273, &ppc_fmsubsdot},
{1274, &ppc_fmadds}, {1275, &ppc_fmaddsdot}, {1276, &ppc_fnmsubs}, {1277, &ppc_fnmsubsdot},
{1278, &ppc_fnmadds}, {1279, &ppc_fnmaddsdot}, {1330, &ppc_fmults}, {1331, &ppc_fmultsdot},
{1336, &ppc_fmsubs}, {1337, &ppc_fmsubsdot}, {1338, &ppc_fmadds}, {1339, &ppc_fmaddsdot},
{1340, &ppc_fnmsubs}, {1341, &ppc_fnmsubsdot}, {1342, &ppc_fnmadds}, {1343, &ppc_fnmaddsdot},
{1394, &ppc_fmults}, {1395, &ppc_fmultsdot}, {1400, &ppc_fmsubs}, {1401, &ppc_fmsubsdot},
{1402, &ppc_fmadds}, {1403, &ppc_fmaddsdot}, {1404, &ppc_fnmsubs}, {1405, &ppc_fnmsubsdot},
{1406, &ppc_fnmadds}, {1407, &ppc_fnmaddsdot}, {1458, &ppc_fmults}, {1459, &ppc_fmultsdot},
{1464, &ppc_fmsubs}, {1465, &ppc_fmsubsdot}, {1466, &ppc_fmadds}, {1467, &ppc_fmaddsdot},
{1468, &ppc_fnmsubs}, {1469, &ppc_fnmsubsdot}, {1470, &ppc_fnmadds}, {1471, &ppc_fnmaddsdot},
{1522, &ppc_fmults}, {1523, &ppc_fmultsdot}, {1528, &ppc_fmsubs}, {1529, &ppc_fmsubsdot},
{1530, &ppc_fmadds}, {1531, &ppc_fmaddsdot}, {1532, &ppc_fnmsubs}, {1533, &ppc_fnmsubsdot},
{1534, &ppc_fnmadds}, {1535, &ppc_fnmaddsdot}, {1586, &ppc_fmults}, {1587, &ppc_fmultsdot},
{1592, &ppc_fmsubs}, {1593, &ppc_fmsubsdot}, {1594, &ppc_fmadds}, {1595, &ppc_fmaddsdot},
{1596, &ppc_fnmsubs}, {1597, &ppc_fnmsubsdot}, {1598, &ppc_fnmadds}, {1599, &ppc_fnmaddsdot},
{1650, &ppc_fmults}, {1651, &ppc_fmultsdot}, {1656, &ppc_fmsubs}, {1657, &ppc_fmsubsdot},
{1658, &ppc_fmadds}, {1659, &ppc_fmaddsdot}, {1660, &ppc_fnmsubs}, {1661, &ppc_fnmsubsdot},
{1662, &ppc_fnmadds}, {1663, &ppc_fnmaddsdot}, {1714, &ppc_fmults}, {1715, &ppc_fmultsdot},
{1720, &ppc_fmsubs}, {1721, &ppc_fmsubsdot}, {1722, &ppc_fmadds}, {1723, &ppc_fmaddsdot},
{1724, &ppc_fnmsubs}, {1725, &ppc_fnmsubsdot}, {1726, &ppc_fnmadds}, {1727, &ppc_fnmaddsdot},
{1778, &ppc_fmults}, {1779, &ppc_fmultsdot}, {1784, &ppc_fmsubs}, {1785, &ppc_fmsubsdot},
{1786, &ppc_fmadds}, {1787, &ppc_fmaddsdot}, {1788, &ppc_fnmsubs}, {1789, &ppc_fnmsubsdot},
{1790, &ppc_fnmadds}, {1791, &ppc_fnmaddsdot}, {1842, &ppc_fmults}, {1843, &ppc_fmultsdot},
{1848, &ppc_fmsubs}, {1849, &ppc_fmsubsdot}, {1850, &ppc_fmadds}, {1851, &ppc_fmaddsdot},
{1852, &ppc_fnmsubs}, {1853, &ppc_fnmsubsdot}, {1854, &ppc_fnmadds}, {1855, &ppc_fnmaddsdot},
{1906, &ppc_fmults}, {1907, &ppc_fmultsdot}, {1912, &ppc_fmsubs}, {1913, &ppc_fmsubsdot},
{1914, &ppc_fmadds}, {1915, &ppc_fmaddsdot}, {1916, &ppc_fnmsubs}, {1917, &ppc_fnmsubsdot},
{1918, &ppc_fnmadds}, {1919, &ppc_fnmaddsdot}, {1970, &ppc_fmults}, {1971, &ppc_fmultsdot},
{1976, &ppc_fmsubs}, {1977, &ppc_fmsubsdot}, {1978, &ppc_fmadds}, {1979, &ppc_fmaddsdot},
{1980, &ppc_fnmsubs}, {1981, &ppc_fnmsubsdot}, {1982, &ppc_fnmadds}, {1983, &ppc_fnmaddsdot},
{2034, &ppc_fmults}, {2035, &ppc_fmultsdot}, {2040, &ppc_fmsubs}, {2041, &ppc_fmsubsdot},
{2042, &ppc_fmadds}, {2043, &ppc_fmaddsdot}, {2044, &ppc_fnmsubs}, {2045, &ppc_fnmsubsdot},
{2046, &ppc_fnmadds}, {2047, &ppc_fnmaddsdot}};
/** Double-precision floating-point instructions decoding table. */
static std::unordered_map<uint16_t, PPCOpcode> SubOpcode63Grabber = {
{0, &ppc_fcmpu}, {24, &ppc_frsp}, {25, &ppc_frspdot}, {28, &ppc_fctiw},
{29, &ppc_fctiwdot}, {30, &ppc_fctiwz}, {31, &ppc_fctiwzdot}, {36, &ppc_fdiv},
{37, &ppc_fdivdot}, {40, &ppc_fsub}, {41, &ppc_fsubdot}, {42, &ppc_fadd},
{43, &ppc_fadddot}, {44, &ppc_fsqrt}, {45, &ppc_fsqrtdot}, {46, &ppc_fsel},
{47, &ppc_fseldot}, {50, &ppc_fmult}, {51, &ppc_fmultdot}, {52, &ppc_frsqrte},
{53, &ppc_frsqrtedot}, {56, &ppc_fmsub}, {57, &ppc_fmsubdot}, {58, &ppc_fmadd},
{59, &ppc_fmadddot}, {60, &ppc_fnmsub}, {61, &ppc_fnmsubdot}, {62, &ppc_fnmadd},
{63, &ppc_fnmadddot}, {64, &ppc_fcmpo}, {76, &ppc_mtfsb1}, {77, &ppc_mtfsb1dot},
{80, &ppc_fneg}, {81, &ppc_fnegdot}, {110, &ppc_fsel}, {111, &ppc_fseldot},
{114, &ppc_fmult}, {115, &ppc_fmultdot}, {120, &ppc_fmsub}, {121, &ppc_fmsubdot},
{122, &ppc_fmadd}, {123, &ppc_fmadd}, {124, &ppc_fnmsub}, {125, &ppc_fnmsubdot},
{126, &ppc_fnmadd}, {127, &ppc_fnmadddot}, {128, &ppc_mcrfs}, {140, &ppc_mtfsb0},
{141, &ppc_mtfsb0dot}, {144, &ppc_fmr}, {174, &ppc_fsel}, {175, &ppc_fseldot},
{178, &ppc_fmult}, {179, &ppc_fmultdot}, {184, &ppc_fmsub}, {185, &ppc_fmsubdot},
{186, &ppc_fmadd}, {187, &ppc_fmadddot}, {188, &ppc_fnmsub}, {189, &ppc_fnmsubdot},
{190, &ppc_fnmadd}, {191, &ppc_fnmadddot}, {238, &ppc_fsel}, {239, &ppc_fseldot},
{242, &ppc_fmult}, {243, &ppc_fmultdot}, {248, &ppc_fmsub}, {249, &ppc_fmsubdot},
{250, &ppc_fmadd}, {251, &ppc_fmadddot}, {252, &ppc_fnmsub}, {253, &ppc_fnmsubdot},
{254, &ppc_fnmadd}, {255, &ppc_fnmadddot}, {268, &ppc_mtfsfi}, {272, &ppc_fnabs},
{273, &ppc_fnabsdot}, {302, &ppc_fsel}, {303, &ppc_fseldot}, {306, &ppc_fmult},
{307, &ppc_fmultdot}, {312, &ppc_fmsub}, {313, &ppc_fmsubdot}, {314, &ppc_fmadd},
{315, &ppc_fmadddot}, {316, &ppc_fnmsub}, {317, &ppc_fnmsubdot}, {318, &ppc_fnmadd},
{319, &ppc_fnmadddot}, {366, &ppc_fsel}, {367, &ppc_fseldot}, {370, &ppc_fmult},
{371, &ppc_fmultdot}, {376, &ppc_fmsub}, {377, &ppc_fmsubdot}, {378, &ppc_fmadd},
{379, &ppc_fmadddot}, {380, &ppc_fnmsub}, {381, &ppc_fnmsubdot}, {382, &ppc_fnmadd},
{383, &ppc_fnmadddot}, {430, &ppc_fsel}, {431, &ppc_fseldot}, {434, &ppc_fmult},
{435, &ppc_fmultdot}, {440, &ppc_fmsub}, {441, &ppc_fmsubdot}, {442, &ppc_fmadd},
{443, &ppc_fmadddot}, {444, &ppc_fnmsub}, {445, &ppc_fnmsubdot}, {446, &ppc_fnmadd},
{447, &ppc_fnmadddot}, {494, &ppc_fsel}, {495, &ppc_fseldot}, {498, &ppc_fmult},
{499, &ppc_fmultdot}, {504, &ppc_fmsub}, {505, &ppc_fmsubdot}, {506, &ppc_fmadd},
{507, &ppc_fmadddot}, {508, &ppc_fnmsub}, {509, &ppc_fnmsubdot}, {510, &ppc_fnmadd},
{511, &ppc_fnmadddot}, {528, &ppc_fabs}, {529, &ppc_fabsdot}, {536, &ppc_mtfsfidot},
{558, &ppc_fsel}, {559, &ppc_fseldot}, {562, &ppc_fmult}, {563, &ppc_fmultdot},
{568, &ppc_fmsub}, {569, &ppc_fmsubdot}, {570, &ppc_fmadd}, {571, &ppc_fmadddot},
{572, &ppc_fnmsub}, {573, &ppc_fnmsubdot}, {574, &ppc_fnmadd}, {575, &ppc_fnmadddot},
{622, &ppc_fsel}, {623, &ppc_fseldot}, {626, &ppc_fmult}, {627, &ppc_fmultdot},
{632, &ppc_fmsub}, {633, &ppc_fmsubdot}, {634, &ppc_fmadd}, {635, &ppc_fmadddot},
{636, &ppc_fnmsub}, {637, &ppc_fnmsubdot}, {638, &ppc_fnmadd}, {639, &ppc_fnmadddot},
{686, &ppc_fsel}, {687, &ppc_fseldot}, {690, &ppc_fmult}, {691, &ppc_fmultdot},
{696, &ppc_fmsub}, {697, &ppc_fmsubdot}, {698, &ppc_fmadd}, {699, &ppc_fmadddot},
{700, &ppc_fnmsub}, {701, &ppc_fnmsubdot}, {702, &ppc_fnmadd}, {703, &ppc_fnmadddot},
{750, &ppc_fsel}, {751, &ppc_fseldot}, {754, &ppc_fmult}, {755, &ppc_fmultdot},
{760, &ppc_fmsub}, {761, &ppc_fmsubdot}, {762, &ppc_fmadd}, {763, &ppc_fmadddot},
{764, &ppc_fnmsub}, {765, &ppc_fnmsubdot}, {766, &ppc_fnmadd}, {767, &ppc_fnmadddot},
{814, &ppc_fsel}, {815, &ppc_fseldot}, {818, &ppc_fmult}, {819, &ppc_fmultdot},
{824, &ppc_fmsub}, {825, &ppc_fmsubdot}, {826, &ppc_fmadd}, {827, &ppc_fmadddot},
{828, &ppc_fnmsub}, {829, &ppc_fnmsubdot}, {830, &ppc_fnmadd}, {831, &ppc_fnmadddot},
{878, &ppc_fsel}, {879, &ppc_fseldot}, {882, &ppc_fmult}, {883, &ppc_fmultdot},
{888, &ppc_fmsub}, {889, &ppc_fmsubdot}, {890, &ppc_fmadd}, {891, &ppc_fmadddot},
{892, &ppc_fnmsub}, {893, &ppc_fnmsubdot}, {894, &ppc_fnmadd}, {895, &ppc_fnmadddot},
{942, &ppc_fsel}, {943, &ppc_fseldot}, {946, &ppc_fmult}, {947, &ppc_fmultdot},
{952, &ppc_fmsub}, {953, &ppc_fmsubdot}, {954, &ppc_fmadd}, {955, &ppc_fmadddot},
{957, &ppc_fnmsub}, {958, &ppc_fnmsubdot}, {958, &ppc_fnmadd}, {959, &ppc_fnmadddot},
{1006, &ppc_fsel}, {1007, &ppc_fseldot}, {1010, &ppc_fmult}, {1011, &ppc_fmultdot},
{1016, &ppc_fmsub}, {1017, &ppc_fmsubdot}, {1018, &ppc_fmadd}, {1019, &ppc_fmadddot},
{1020, &ppc_fnmsub}, {1021, &ppc_fnmsubdot}, {1022, &ppc_fnmadd}, {1023, &ppc_fnmadddot},
{1070, &ppc_fsel}, {1071, &ppc_fseldot}, {1074, &ppc_fmult}, {1075, &ppc_fmultdot},
{1080, &ppc_fmsub}, {1081, &ppc_fmsubdot}, {1082, &ppc_fmadd}, {1083, &ppc_fmadddot},
{1084, &ppc_fnmsub}, {1085, &ppc_fnmsubdot}, {1086, &ppc_fnmadd}, {1087, &ppc_fnmadddot},
{1134, &ppc_fsel}, {1135, &ppc_fseldot}, {1138, &ppc_fmult}, {1139, &ppc_fmultdot},
{1144, &ppc_fmsub}, {1145, &ppc_fmsubdot}, {1146, &ppc_fmadd}, {1147, &ppc_fmadddot},
{1148, &ppc_fnmsub}, {1149, &ppc_fnmsubdot}, {1150, &ppc_fnmadd}, {1151, &ppc_fnmadddot},
{1166, &ppc_mffs}, {1167, &ppc_mffsdot}, {1198, &ppc_fsel}, {1199, &ppc_fseldot},
{1202, &ppc_fmult}, {1203, &ppc_fmultdot}, {1208, &ppc_fmsub}, {1209, &ppc_fmsubdot},
{1210, &ppc_fmadd}, {1211, &ppc_fmadddot}, {1212, &ppc_fnmsub}, {1213, &ppc_fnmsubdot},
{1214, &ppc_fnmadd}, {1215, &ppc_fnmadddot}, {1262, &ppc_fsel}, {1263, &ppc_fseldot},
{1266, &ppc_fmult}, {1267, &ppc_fmultdot}, {1272, &ppc_fmsub}, {1273, &ppc_fmsubdot},
{1274, &ppc_fmadd}, {1275, &ppc_fmadddot}, {1276, &ppc_fnmsub}, {1277, &ppc_fnmsubdot},
{1278, &ppc_fnmadd}, {1279, &ppc_fnmadddot}, {1326, &ppc_fsel}, {1327, &ppc_fseldot},
{1330, &ppc_fmult}, {1331, &ppc_fmultdot}, {1336, &ppc_fmsub}, {1337, &ppc_fmsubdot},
{1338, &ppc_fmadd}, {1339, &ppc_fmadddot}, {1340, &ppc_fnmsub}, {1341, &ppc_fnmsubdot},
{1342, &ppc_fnmadd}, {1343, &ppc_fnmadddot}, {1390, &ppc_fsel}, {1391, &ppc_fseldot},
{1394, &ppc_fmult}, {1395, &ppc_fmultdot}, {1400, &ppc_fmsub}, {1401, &ppc_fmsubdot},
{1402, &ppc_fmadd}, {1403, &ppc_fmadddot}, {1404, &ppc_fnmsub}, {1405, &ppc_fnmsubdot},
{1406, &ppc_fnmadd}, {1407, &ppc_fnmadddot}, {1422, &ppc_mtfsf}, {1423, &ppc_mtfsfdot},
{1454, &ppc_fsel}, {1455, &ppc_fseldot}, {1458, &ppc_fmult}, {1459, &ppc_fmultdot},
{1464, &ppc_fmsub}, {1465, &ppc_fmsubdot}, {1466, &ppc_fmadd}, {1467, &ppc_fmadddot},
{1468, &ppc_fnmsub}, {1469, &ppc_fnmsubdot}, {1470, &ppc_fnmadd}, {1471, &ppc_fnmadddot},
{1518, &ppc_fsel}, {1519, &ppc_fseldot}, {1522, &ppc_fmult}, {1523, &ppc_fmultdot},
{1528, &ppc_fmsub}, {1529, &ppc_fmsubdot}, {1530, &ppc_fmadd}, {1531, &ppc_fmadddot},
{1532, &ppc_fnmsub}, {1533, &ppc_fnmsubdot}, {1534, &ppc_fnmadd}, {1535, &ppc_fnmadddot},
{1582, &ppc_fsel}, {1583, &ppc_fseldot}, {1586, &ppc_fmult}, {1587, &ppc_fmultdot},
{1592, &ppc_fmsub}, {1593, &ppc_fmsubdot}, {1594, &ppc_fmadd}, {1595, &ppc_fmadddot},
{1596, &ppc_fnmsub}, {1597, &ppc_fnmsubdot}, {1598, &ppc_fnmadd}, {1599, &ppc_fnmadddot},
{1646, &ppc_fsel}, {1647, &ppc_fseldot}, {1650, &ppc_fmult}, {1651, &ppc_fmultdot},
{1656, &ppc_fmsub}, {1657, &ppc_fmsubdot}, {1658, &ppc_fmadd}, {1659, &ppc_fmadddot},
{1660, &ppc_fnmsub}, {1661, &ppc_fnmsubdot}, {1662, &ppc_fnmadd}, {1663, &ppc_fnmadddot},
{1710, &ppc_fsel}, {1711, &ppc_fseldot}, {1714, &ppc_fmult}, {1715, &ppc_fmultdot},
{1720, &ppc_fmsub}, {1721, &ppc_fmsubdot}, {1722, &ppc_fmadd}, {1723, &ppc_fmadddot},
{1724, &ppc_fnmsub}, {1725, &ppc_fnmsubdot}, {1726, &ppc_fnmadd}, {1727, &ppc_fnmadddot},
{1774, &ppc_fsel}, {1775, &ppc_fseldot}, {1778, &ppc_fmult}, {1779, &ppc_fmultdot},
{1784, &ppc_fmsub}, {1785, &ppc_fmsubdot}, {1786, &ppc_fmadd}, {1787, &ppc_fmadddot},
{1788, &ppc_fnmsub}, {1789, &ppc_fnmsubdot}, {1790, &ppc_fnmadd}, {1791, &ppc_fnmadddot},
{1838, &ppc_fsel}, {1839, &ppc_fseldot}, {1842, &ppc_fmult}, {1843, &ppc_fmultdot},
{1848, &ppc_fmsub}, {1849, &ppc_fmsubdot}, {1850, &ppc_fmadd}, {1851, &ppc_fmadddot},
{1852, &ppc_fnmsub}, {1853, &ppc_fnmsubdot}, {1854, &ppc_fnmadd}, {1855, &ppc_fnmadddot},
{1902, &ppc_fsel}, {1903, &ppc_fseldot}, {1906, &ppc_fmult}, {1907, &ppc_fmultdot},
{1912, &ppc_fmsub}, {1913, &ppc_fmsubdot}, {1914, &ppc_fmadd}, {1915, &ppc_fmadddot},
{1916, &ppc_fnmsub}, {1917, &ppc_fnmsubdot}, {1918, &ppc_fnmadd}, {1919, &ppc_fnmadddot},
{1966, &ppc_fsel}, {1967, &ppc_fseldot}, {1970, &ppc_fmult}, {1971, &ppc_fmultdot},
{1976, &ppc_fmsub}, {1977, &ppc_fmsubdot}, {1978, &ppc_fmadd}, {1979, &ppc_fmadddot},
{1980, &ppc_fnmsub}, {1981, &ppc_fnmsubdot}, {1982, &ppc_fnmadd}, {1983, &ppc_fnmadddot},
{2030, &ppc_fsel}, {2031, &ppc_fseldot}, {2034, &ppc_fmult}, {2035, &ppc_fmultdot},
{2040, &ppc_fmsub}, {2041, &ppc_fmsubdot}, {2042, &ppc_fmadd}, {2043, &ppc_fmadddot},
{2044, &ppc_fnmsub}, {2045, &ppc_fnmsubdot}, {2046, &ppc_fnmadd}, {2047, &ppc_fnmadddot}};
PPCOpcode SubOpcode31Grabber[1024] = {ppc_illegalsubop19};
PPCOpcode SubOpcode59Grabber[1024] = {ppc_illegalsubop19};
PPCOpcode SubOpcode63Grabber[1024] = {ppc_illegalsubop19};
#define UPDATE_TBR_DEC \
@ -427,6 +115,34 @@ void ppc_illegalop() {
exit(-1);
}
void ppc_illegalsubop19() {
uint16_t illegal_subcode = ppc_cur_instruction & 0x7FF;
uint32_t grab_it = (uint32_t)illegal_subcode;
LOG_F(ERROR, "Illegal subopcode for 19 reported: %d Report this! \n", grab_it);
exit(-1);
}
void ppc_illegalsubop31() {
uint16_t illegal_subcode = ppc_cur_instruction & 0x7FF;
uint32_t grab_it = (uint32_t)illegal_subcode;
LOG_F(ERROR, "Illegal subopcode for 31 reported: %d Report this! \n", grab_it);
exit(-1);
}
void ppc_illegalsubop59() {
uint16_t illegal_subcode = ppc_cur_instruction & 0x7FF;
uint32_t grab_it = (uint32_t)illegal_subcode;
LOG_F(ERROR, "Illegal subopcode for 59 reported: %d Report this! \n", grab_it);
exit(-1);
}
void ppc_illegalsubop63() {
uint16_t illegal_subcode = ppc_cur_instruction & 0x7FF;
uint32_t grab_it = (uint32_t)illegal_subcode;
LOG_F(ERROR, "Illegal subopcode for 63 reported: %d Report this! \n", grab_it);
exit(-1);
}
void ppc_opcode4() {
LOG_F(INFO, "Reading from Opcode 4 table \n");
uint8_t subop_grab = ppc_cur_instruction & 3;
@ -445,67 +161,92 @@ void ppc_opcode18() {
}
void ppc_opcode19() {
uint16_t subop_grab = ppc_cur_instruction & 2047;
uint16_t subop_grab = ppc_cur_instruction & 0x7FF;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 19 table subopcode entry \n", regrab);
if (SubOpcode19Grabber.count(subop_grab) == 1) {
SubOpcode19Grabber[subop_grab]();
} else {
LOG_F(ERROR, "ILLEGAL SUBOPCODE: %d \n", subop_grab);
ppc_exception_handler(Except_Type::EXC_PROGRAM, 0x80000);
}
#else
SubOpcode19Grabber[subop_grab]();
#endif // EXHAUSTIVE_DEBUG
if (subop_grab == 32) {
ppc_bclr();
} else if (subop_grab == 33) {
ppc_bclrl();
} else if (subop_grab == 1056) {
ppc_bcctr();
} else if (subop_grab == 1057) {
ppc_bcctrl();
} else {
switch (subop_grab) {
case 66:
ppc_crnor();
break;
case 100:
ppc_rfi();
break;
case 258:
ppc_crandc();
break;
case 300:
ppc_isync();
break;
case 386:
ppc_crxor();
break;
case 450:
ppc_crnand();
break;
case 514:
ppc_crand();
break;
case 578:
ppc_creqv();
break;
case 834:
ppc_crorc();
break;
case 898:
ppc_cror();
break;
default: // Illegal opcode - should never happen
ppc_illegalsubop19();
}
}
}
void ppc_opcode31() {
uint16_t subop_grab = ppc_cur_instruction & 2047;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 31 table subopcode entry \n", regrab);
if (SubOpcode31Grabber.count(subop_grab) == 1) {
SubOpcode31Grabber[subop_grab]();
} else {
LOG_F(ERROR, "ILLEGAL SUBOPCODE: %d \n", subop_grab);
ppc_exception_handler(Except_Type::EXC_PROGRAM, 0x80000);
}
#else
SubOpcode31Grabber[subop_grab]();
#endif // EXHAUSTIVE_DEBUG
}
uint16_t subop_grab = (ppc_cur_instruction & 0x7FF) >> 1;
void ppc_opcode59() {
uint16_t subop_grab = ppc_cur_instruction & 2047;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 59 table subopcode entry \n", regrab);
if (SubOpcode59Grabber.count(subop_grab) == 1) {
SubOpcode59Grabber[subop_grab]();
} else {
LOG_F(ERROR, "ILLEGAL SUBOPCODE: %d \n", subop_grab);
ppc_exception_handler(Except_Type::EXC_PROGRAM, 0x80000);
}
#else
SubOpcode59Grabber[subop_grab]();
#endif // EXHAUSTIVE_DEBUG
}
rc_flag = ppc_cur_instruction & 0x1;
oe_flag = ppc_cur_instruction & 0x400;
void ppc_opcode63() {
uint16_t subop_grab = ppc_cur_instruction & 2047;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 63 table subopcode entry \n", regrab);
if (SubOpcode63Grabber.count(subop_grab) == 1) {
SubOpcode63Grabber[subop_grab]();
} else {
LOG_F(ERROR, "ILLEGAL SUBOPCODE: %d \n", subop_grab);
ppc_exception_handler(Except_Type::EXC_PROGRAM, 0x80000);
}
#else
SubOpcode63Grabber[subop_grab]();
#endif // EXHAUSTIVE_DEBUG
SubOpcode31Grabber[subop_grab]();
}
void ppc_opcode59() {
uint16_t subop_grab = (ppc_cur_instruction & 0x7FF) >> 1;
rc_flag = subop_grab & 1;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 59 table subopcode entry \n", regrab);
#endif // EXHAUSTIVE_DEBUG
SubOpcode59Grabber[subop_grab]();
}
void ppc_opcode63() {
uint16_t subop_grab = (ppc_cur_instruction & 0x7FF) >> 1;
rc_flag = subop_grab & 1;
#ifdef EXHAUSTIVE_DEBUG
uint32_t regrab = (uint32_t)subop_grab;
LOG_F(INFO, "Executing Opcode 63 table subopcode entry \n", regrab);
#endif // EXHAUSTIVE_DEBUG
SubOpcode63Grabber[subop_grab]();
}
/* Dispatch using main opcode */
@ -704,6 +445,209 @@ void test_timebase_update()
}
void initialize_ppc_opcode_tables() {
SubOpcode31Grabber[0] = ppc_cmp;
SubOpcode31Grabber[4] = ppc_tw;
SubOpcode31Grabber[32] = ppc_cmpl;
SubOpcode31Grabber[8] = SubOpcode31Grabber[520] = ppc_subfc;
SubOpcode31Grabber[40] = SubOpcode31Grabber[552] = ppc_subf;
SubOpcode31Grabber[104] = SubOpcode31Grabber[616] = ppc_neg;
SubOpcode31Grabber[136] = SubOpcode31Grabber[648] = ppc_subfe;
SubOpcode31Grabber[200] = SubOpcode31Grabber[712] = ppc_subfze;
SubOpcode31Grabber[232] = SubOpcode31Grabber[744] = ppc_subfme;
SubOpcode31Grabber[10] = SubOpcode31Grabber[522] = ppc_addc;
SubOpcode31Grabber[138] = SubOpcode31Grabber[650] = ppc_adde;
SubOpcode31Grabber[202] = SubOpcode31Grabber[714] = ppc_addze;
SubOpcode31Grabber[234] = SubOpcode31Grabber[746] = ppc_addme;
SubOpcode31Grabber[266] = SubOpcode31Grabber[778] = ppc_add;
SubOpcode31Grabber[11] = ppc_mulhwu;
SubOpcode31Grabber[75] = ppc_mulhw;
SubOpcode31Grabber[235] = SubOpcode31Grabber[747] = ppc_mullw;
SubOpcode31Grabber[459] = SubOpcode31Grabber[971] = ppc_divwu;
SubOpcode31Grabber[491] = SubOpcode31Grabber[1003] = ppc_divw;
SubOpcode31Grabber[20] = ppc_lwarx;
SubOpcode31Grabber[23] = ppc_lwzx;
SubOpcode31Grabber[55] = ppc_lwzux;
SubOpcode31Grabber[87] = ppc_lbzx;
SubOpcode31Grabber[119] = ppc_lbzux;
SubOpcode31Grabber[279] = ppc_lhzx;
SubOpcode31Grabber[311] = ppc_lhzux;
SubOpcode31Grabber[343] = ppc_lhax;
SubOpcode31Grabber[375] = ppc_lhaux;
SubOpcode31Grabber[533] = ppc_lswx;
SubOpcode31Grabber[534] = ppc_lwbrx;
SubOpcode31Grabber[535] = ppc_lfsx;
SubOpcode31Grabber[567] = ppc_lfsux;
SubOpcode31Grabber[597] = ppc_lswi;
SubOpcode31Grabber[599] = ppc_lfdx;
SubOpcode31Grabber[631] = ppc_lfdux;
SubOpcode31Grabber[790] = ppc_lhbrx;
SubOpcode31Grabber[150] = ppc_stwcx;
SubOpcode31Grabber[151] = ppc_stwx;
SubOpcode31Grabber[183] = ppc_stwux;
SubOpcode31Grabber[215] = ppc_stbx;
SubOpcode31Grabber[247] = ppc_stbux;
SubOpcode31Grabber[407] = ppc_sthx;
SubOpcode31Grabber[439] = ppc_sthux;
SubOpcode31Grabber[661] = ppc_stswx;
SubOpcode31Grabber[662] = ppc_stwbrx;
SubOpcode31Grabber[663] = ppc_stfsx;
SubOpcode31Grabber[695] = ppc_stfsux;
SubOpcode31Grabber[725] = ppc_stswi;
SubOpcode31Grabber[727] = ppc_stfdx;
SubOpcode31Grabber[759] = ppc_stfdux;
SubOpcode31Grabber[918] = ppc_sthbrx;
SubOpcode31Grabber[983] = ppc_stfiwx;
SubOpcode31Grabber[24] = ppc_slw;
SubOpcode31Grabber[28] = ppc_and;
SubOpcode31Grabber[60] = ppc_andc;
SubOpcode31Grabber[124] = ppc_nor;
SubOpcode31Grabber[284] = ppc_eqv;
SubOpcode31Grabber[316] = ppc_xor;
SubOpcode31Grabber[412] = ppc_orc;
SubOpcode31Grabber[444] = ppc_or;
SubOpcode31Grabber[476] = ppc_nand;
SubOpcode31Grabber[536] = ppc_srw;
SubOpcode31Grabber[792] = ppc_sraw;
SubOpcode31Grabber[824] = ppc_srawi;
SubOpcode31Grabber[922] = ppc_extsh;
SubOpcode31Grabber[954] = ppc_extsb;
SubOpcode31Grabber[26] = ppc_cntlzw;
SubOpcode31Grabber[19] = ppc_mfcr;
SubOpcode31Grabber[83] = ppc_mfmsr;
SubOpcode31Grabber[144] = ppc_mtcrf;
SubOpcode31Grabber[146] = ppc_mtmsr;
SubOpcode31Grabber[210] = ppc_mtsr;
SubOpcode31Grabber[242] = ppc_mtsrin;
SubOpcode31Grabber[339] = ppc_mfspr;
SubOpcode31Grabber[371] = ppc_mftb;
SubOpcode31Grabber[467] = ppc_mtspr;
SubOpcode31Grabber[512] = ppc_mcrxr;
SubOpcode31Grabber[595] = ppc_mfsr;
SubOpcode31Grabber[659] = ppc_mfsrin;
SubOpcode31Grabber[54] = ppc_dcbst;
SubOpcode31Grabber[86] = ppc_dcbf;
SubOpcode31Grabber[246] = ppc_dcbtst;
SubOpcode31Grabber[278] = ppc_dcbt;
SubOpcode31Grabber[598] = ppc_sync;
SubOpcode31Grabber[470] = ppc_dcbi;
SubOpcode31Grabber[1014] = ppc_dcbz;
SubOpcode31Grabber[29] = power_maskg;
SubOpcode31Grabber[107] = SubOpcode31Grabber[619] = power_mul;
SubOpcode31Grabber[152] = power_slq;
SubOpcode31Grabber[153] = power_sle;
SubOpcode31Grabber[184] = power_sliq;
SubOpcode31Grabber[216] = power_sllq;
SubOpcode31Grabber[217] = power_sleq;
SubOpcode31Grabber[248] = power_slliq;
SubOpcode31Grabber[264] = SubOpcode31Grabber[776] = power_doz;
SubOpcode31Grabber[277] = power_lscbx;
SubOpcode31Grabber[331] = SubOpcode31Grabber[843] = power_div;
SubOpcode31Grabber[360] = SubOpcode31Grabber[872] = power_abs;
SubOpcode31Grabber[363] = SubOpcode31Grabber[875] = power_divs;
SubOpcode31Grabber[488] = SubOpcode31Grabber[1000] = power_nabs;
SubOpcode31Grabber[531] = power_clcs;
SubOpcode31Grabber[537] = power_rrib;
SubOpcode31Grabber[541] = power_maskir;
SubOpcode31Grabber[664] = power_srq;
SubOpcode31Grabber[665] = power_sre;
SubOpcode31Grabber[696] = power_sriq;
SubOpcode31Grabber[728] = power_srlq;
SubOpcode31Grabber[729] = power_sreq;
SubOpcode31Grabber[760] = power_srliq;
SubOpcode31Grabber[920] = power_sraq;
SubOpcode31Grabber[921] = power_srea;
SubOpcode31Grabber[952] = power_sraiq;
SubOpcode31Grabber[306] = ppc_tlbie;
SubOpcode31Grabber[370] = ppc_tlbia;
SubOpcode31Grabber[566] = ppc_tlbsync;
SubOpcode31Grabber[854] = ppc_eieio;
SubOpcode31Grabber[982] = ppc_icbi;
SubOpcode31Grabber[978] = ppc_tlbld;
SubOpcode31Grabber[1010] = ppc_tlbli;
SubOpcode63Grabber[18] = ppc_fdivs;
SubOpcode63Grabber[20] = ppc_fsubs;
SubOpcode63Grabber[22] = ppc_fsqrts;
SubOpcode63Grabber[24] = ppc_fres;
for (int i = 25; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmults;
}
for (int i = 28; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmsubs;
}
for (int i = 29; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmadds;
}
for (int i = 30; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fnmsubs;
}
for (int i = 31; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fnmadds;
}
SubOpcode63Grabber[0] = ppc_fcmpu;
SubOpcode63Grabber[12] = ppc_frsp;
SubOpcode63Grabber[14] = ppc_fctiw;
SubOpcode63Grabber[15] = ppc_fctiwz;
SubOpcode63Grabber[18] = ppc_fdiv;
SubOpcode63Grabber[20] = ppc_fsub;
SubOpcode63Grabber[21] = ppc_fadd;
SubOpcode63Grabber[22] = ppc_fsqrt;
SubOpcode63Grabber[26] = ppc_frsqrte;
SubOpcode63Grabber[32] = ppc_fcmpo;
SubOpcode63Grabber[38] = ppc_mtfsb1;
SubOpcode63Grabber[40] = ppc_fneg;
SubOpcode63Grabber[64] = ppc_mcrfs;
SubOpcode63Grabber[70] = ppc_mtfsb0;
SubOpcode63Grabber[72] = ppc_fmr;
SubOpcode63Grabber[134] = ppc_mtfsfi;
SubOpcode63Grabber[136] = ppc_fnabs;
SubOpcode63Grabber[264] = ppc_fabs;
SubOpcode63Grabber[583] = ppc_mffs;
SubOpcode63Grabber[711] = ppc_mtfsf;
for (int i = 23; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fsel;
}
for (int i = 25; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmult;
}
for (int i = 28; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmsub;
}
for (int i = 29; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fmadd;
}
for (int i = 30; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fnmsub;
}
for (int i = 31; i < 1024; i += 32) {
SubOpcode63Grabber[i] = ppc_fnmadd;
}
}
void ppc_cpu_init(MemCtrlBase* mem_ctrl, uint32_t proc_version) {
int i;

View File

@ -378,16 +378,9 @@ void ppc_fadd() {
ppc_dblresult64_d = ppc_dblresult64_a + ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
}
void ppc_fadddot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 58)) {
ppc_dblresult64_d = ppc_dblresult64_a + ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fsub() {
@ -397,16 +390,9 @@ void ppc_fsub() {
ppc_dblresult64_d = ppc_dblresult64_a - ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
}
void ppc_fsubdot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 56)) {
ppc_dblresult64_d = ppc_dblresult64_a - ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fdiv() {
@ -416,16 +402,9 @@ void ppc_fdiv() {
ppc_dblresult64_d = ppc_dblresult64_a / ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
}
void ppc_fdivdot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 36)) {
ppc_dblresult64_d = ppc_dblresult64_a / ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmult() {
@ -435,17 +414,9 @@ void ppc_fmult() {
ppc_dblresult64_d = ppc_dblresult64_a * ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
}
void ppc_fmultdot() {
ppc_grab_regsfpdac(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 50)) {
ppc_dblresult64_d = ppc_dblresult64_a * ppc_dblresult64_b;
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmadd() {
@ -459,20 +430,9 @@ void ppc_fmadd() {
}
ppc_store_dfpresult(false);
}
void ppc_fmadddot() {
ppc_grab_regsfpdabc(false);
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
ppc_dblresult64_d = (ppc_dblresult64_a * ppc_dblresult64_c);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 58)) {
ppc_dblresult64_d += ppc_dblresult64_b;
}
}
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmsub() {
@ -486,20 +446,9 @@ void ppc_fmsub() {
}
ppc_store_dfpresult(false);
}
void ppc_fmsubdot() {
ppc_grab_regsfpdabc(false);
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
ppc_dblresult64_d = (ppc_dblresult64_a * ppc_dblresult64_c);
if (!ppc_confirm_inf_nan(reg_d, reg_b, false, 56)) {
ppc_dblresult64_d -= ppc_dblresult64_b;
}
}
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fnmadd() {
@ -514,22 +463,9 @@ void ppc_fnmadd() {
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
}
void ppc_fnmadddot() {
ppc_grab_regsfpdabc(false);
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
ppc_dblresult64_d = (ppc_dblresult64_a * ppc_dblresult64_c);
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 58)) {
ppc_dblresult64_d += ppc_dblresult64_b;
}
}
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fnmsub() {
@ -544,21 +480,9 @@ void ppc_fnmsub() {
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
}
void ppc_fnmsubdot() {
ppc_grab_regsfpdabc(false);
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
ppc_dblresult64_d = (ppc_dblresult64_a * ppc_dblresult64_c);
if (!ppc_confirm_inf_nan(reg_d, reg_b, false, 56)) {
ppc_dblresult64_d -= ppc_dblresult64_b;
}
}
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fadds() {
@ -569,18 +493,9 @@ void ppc_fadds() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
void ppc_faddsdot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
float intermediate = (float)ppc_dblresult64_a + (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fsubs() {
@ -591,18 +506,9 @@ void ppc_fsubs() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
void ppc_fsubsdot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 56)) {
float intermediate = (float)ppc_dblresult64_a - (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmults() {
@ -613,17 +519,9 @@ void ppc_fmults() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
void ppc_fmultsdot() {
ppc_grab_regsfpdac(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 50)) {
float intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fdivs() {
@ -634,18 +532,9 @@ void ppc_fdivs() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
void ppc_fdivsdot() {
ppc_grab_regsfpdab(false);
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 36)) {
float intermediate = (float)ppc_dblresult64_a / (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmadds() {
@ -662,24 +551,9 @@ void ppc_fmadds() {
ppc_store_dfpresult(false);
}
}
}
void ppc_fmaddsdot() {
ppc_grab_regsfpdabc(false);
float intermediate;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
intermediate += (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fmsubs() {
@ -696,24 +570,9 @@ void ppc_fmsubs() {
ppc_store_dfpresult(false);
}
}
}
void ppc_fmsubsdot() {
ppc_grab_regsfpdabc(false);
float intermediate;
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
if (!ppc_confirm_inf_nan(reg_d, reg_b, false, 56)) {
intermediate -= (float)ppc_dblresult64_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fnmadds() {
@ -721,24 +580,6 @@ void ppc_fnmadds() {
float intermediate;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
intermediate += (float)ppc_dblresult64_b;
intermediate = -intermediate;
ppc_dblresult64_d = static_cast<double>(intermediate);
}
}
ppc_store_dfpresult(false);
}
void ppc_fnmaddsdot() {
ppc_grab_regsfpdabc(false);
float intermediate;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
@ -751,7 +592,8 @@ void ppc_fnmaddsdot() {
}
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fnmsubs() {
@ -770,25 +612,9 @@ void ppc_fnmsubs() {
ppc_store_dfpresult(false);
}
}
}
void ppc_fnmsubsdot() {
ppc_grab_regsfpdabc(false);
float intermediate;
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
if (!ppc_confirm_inf_nan(reg_d, reg_b, false, 56)) {
intermediate -= (float)ppc_dblresult64_b;
intermediate = -intermediate;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_dfpresult(false);
}
}
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fabs() {
@ -797,15 +623,9 @@ void ppc_fabs() {
ppc_dblresult64_d = abs(ppc_dblresult64_b);
ppc_store_dfpresult(false);
}
void ppc_fabsdot() {
ppc_grab_regsfpdb(false);
ppc_dblresult64_d = abs(ppc_dblresult64_b);
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fnabs() {
@ -815,16 +635,9 @@ void ppc_fnabs() {
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
}
void ppc_fnabsdot() {
ppc_grab_regsfpdb(false);
ppc_dblresult64_d = abs(ppc_dblresult64_b);
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fneg() {
@ -833,15 +646,9 @@ void ppc_fneg() {
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
}
void ppc_fnegdot() {
ppc_grab_regsfpdb(false);
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fsel() {
@ -854,32 +661,18 @@ void ppc_fsel() {
}
ppc_store_dfpresult(false);
}
void ppc_fseldot() {
ppc_grab_regsfpdabc(false);
if (ppc_dblresult64_a >= 0.0) {
ppc_dblresult64_d = ppc_dblresult64_c;
} else {
ppc_dblresult64_d = ppc_dblresult64_b;
}
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fsqrt() {
ppc_grab_regsfpdb(false);
ppc_dblresult64_d = std::sqrt(ppc_dblresult64_b);
ppc_store_dfpresult(false);
}
void ppc_fsqrtdot() {
ppc_grab_regsfpdb(false);
ppc_dblresult64_d = std::sqrt(ppc_dblresult64_b);
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fsqrts() {
@ -890,17 +683,9 @@ void ppc_fsqrts() {
uint64_t* pre_final = (uint64_t*)&test;
ppc_result64_d = *pre_final;
ppc_store_dfpresult(true);
}
void ppc_fsqrtsdot() {
ppc_grab_regsfpdb(true);
uint32_t test = (uint32_t)ppc_result64_b;
test += 127 << 23;
test >>= 1;
uint64_t* pre_final = (uint64_t*)&test;
ppc_result64_d = *pre_final;
ppc_store_dfpresult(true);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_frsqrte() {
@ -912,18 +697,9 @@ void ppc_frsqrte() {
ppc_dblresult64_d = testd2;
ppc_store_dfpresult(false);
}
void ppc_frsqrtedot() {
ppc_grab_regsfpdb(false);
double testd2 = (double)ppc_result64_b;
for (int i = 0; i < 10; i++) {
testd2 = testd2 * (1.5 - (testd2 * .5) * testd2 * testd2);
}
ppc_dblresult64_d = testd2;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_frsp() {
@ -932,15 +708,9 @@ void ppc_frsp() {
float testf2 = (float)testd2;
ppc_dblresult64_d = (double)testf2;
ppc_store_dfpresult(false);
}
void ppc_frspdot() {
ppc_grab_regsfpdb(false);
double testd2 = (double)ppc_result64_b;
float testf2 = (float)testd2;
ppc_dblresult64_d = (double)testf2;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fres() {
@ -949,15 +719,9 @@ void ppc_fres() {
testf2 = 1 / testf2;
ppc_dblresult64_d = (double)testf2;
ppc_store_dfpresult(false);
}
void ppc_fresdot() {
ppc_grab_regsfpdb(false);
float testf2 = (float)ppc_dblresult64_b;
testf2 = 1 / testf2;
ppc_dblresult64_d = (double)testf2;
ppc_store_dfpresult(false);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fctiw() {
@ -975,24 +739,9 @@ void ppc_fctiw() {
}
ppc_store_dfpresult(true);
}
void ppc_fctiwdot() {
ppc_grab_regsfpdb(false);
switch (ppc_state.fpscr & 0x3) {
case 0:
ppc_result64_d = round_to_nearest(ppc_dblresult64_b);
case 1:
ppc_result64_d = round_to_zero(ppc_dblresult64_b);
case 2:
ppc_result64_d = round_to_pos_inf(ppc_dblresult64_b);
case 3:
ppc_result64_d = round_to_neg_inf(ppc_dblresult64_b);
}
ppc_store_dfpresult(true);
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
void ppc_fctiwz() {
@ -1000,14 +749,9 @@ void ppc_fctiwz() {
ppc_result64_d = round_to_zero(ppc_dblresult64_b);
ppc_store_result_regd();
}
void ppc_fctiwzdot() {
ppc_grab_regsfpdb(false);
ppc_result64_d = round_to_zero(ppc_dblresult64_b);
ppc_store_result_regd();
ppc_changecrf1();
if (rc_flag)
ppc_changecrf1();
}
// Floating Point Store and Load

View File

@ -227,29 +227,10 @@ void ppc_addis() {
void ppc_add() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_store_result_regd();
}
void ppc_adddot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
// addo + addodot
void ppc_addo() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_store_result_regd();
}
void ppc_addodot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_changecrf0(ppc_result_d);
if (oe_flag)
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -257,31 +238,12 @@ void ppc_addc() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_carry(ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_addcdot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_carry(ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_addco() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_carry(ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_addcodot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_a + ppc_result_b;
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_carry(ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -289,51 +251,18 @@ void ppc_adde() {
ppc_grab_regsdab();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + ppc_result_b + xer_ca;
if ((ppc_result_d < ppc_result_a) || (xer_ca && (ppc_result_d == ppc_result_a))) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_addedot() {
ppc_grab_regsdab();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + ppc_result_b + xer_ca;
if ((ppc_result_d < ppc_result_a) || (xer_ca && (ppc_result_d == ppc_result_a))) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_addeo() {
ppc_grab_regsdab();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + ppc_result_b + xer_ca;
if ((ppc_result_d < ppc_result_a) || (xer_ca && (ppc_result_d == ppc_result_a))) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_addeodot() {
ppc_grab_regsdab();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + ppc_result_b + xer_ca;
if ((ppc_result_d < ppc_result_a) || (xer_ca && (ppc_result_d == ppc_result_a))) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_setsoov(ppc_result_a, ~ppc_result_b, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -341,51 +270,18 @@ void ppc_addme() {
ppc_grab_regsda();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + xer_ca - 1;
if (((xer_ca - 1) < 0xFFFFFFFFUL) | (ppc_result_d < ppc_result_a)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_addmedot() {
ppc_grab_regsda();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + xer_ca - 1;
if (((xer_ca - 1) < 0xFFFFFFFFUL) | (ppc_result_d < ppc_result_a)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_addmeo() {
ppc_grab_regsda();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + xer_ca - 1;
ppc_setsoov(ppc_result_a, 0, ppc_result_d);
if (((xer_ca - 1) < 0xFFFFFFFFUL) | (ppc_result_d < ppc_result_a)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_a, 0, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_addmeodot() {
ppc_grab_regsda();
uint32_t xer_ca = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + xer_ca - 1;
ppc_setsoov(ppc_result_a, 0, ppc_result_d);
ppc_changecrf0(ppc_result_d);
if (((xer_ca - 1) < 0xFFFFFFFFUL) | (ppc_result_d < ppc_result_a)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
@ -393,79 +289,30 @@ void ppc_addze() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + grab_xer;
if (ppc_result_d < ppc_result_a) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_addzedot() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + grab_xer;
if (ppc_result_d < ppc_result_a) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_a, 0xFFFFFFFFUL, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_addzeo() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + grab_xer;
ppc_setsoov(ppc_result_a, 0xFFFFFFFFUL, ppc_result_d);
if (ppc_result_d < ppc_result_a) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_addzeodot() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ppc_result_a + grab_xer;
ppc_setsoov(ppc_result_a, 0xFFFFFFFFUL, ppc_result_d);
if (ppc_result_d < ppc_result_a) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_subf() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_store_result_regd();
}
void ppc_subfdot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_subfo() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfodot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -473,31 +320,12 @@ void ppc_subfc() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_carry_sub(ppc_result_a, ppc_result_b);
ppc_store_result_regd();
}
void ppc_subfcdot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_carry_sub(ppc_result_a, ppc_result_b);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_subfco() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry_sub(ppc_result_a, ppc_result_b);
ppc_store_result_regd();
}
void ppc_subfcodot() {
ppc_grab_regsdab();
ppc_result_d = ppc_result_b - ppc_result_a;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry_sub(ppc_result_a, ppc_result_b);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -513,34 +341,12 @@ void ppc_subfe() {
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + ppc_result_b + grab_xer;
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfedot() {
ppc_grab_regsdab();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + ppc_result_b + grab_xer;
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_subfeo() {
ppc_grab_regsdab();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + ppc_result_b + grab_xer;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfeodot() {
ppc_grab_regsdab();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + ppc_result_b + grab_xer;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -549,34 +355,12 @@ void ppc_subfme() {
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + grab_xer - 1;
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(0xFFFFFFFF, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_subfmedot() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + grab_xer - 1;
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfmeo() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + grab_xer - 1;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfmeodot() {
ppc_grab_regsda();
uint32_t grab_xer = !!(ppc_state.spr[SPR::XER] & 0x20000000);
ppc_result_d = ~ppc_result_a + grab_xer - 1;
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -584,31 +368,12 @@ void ppc_subfze() {
ppc_grab_regsda();
ppc_result_d = ~ppc_result_a + (ppc_state.spr[SPR::XER] & 0x20000000);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfzedot() {
ppc_grab_regsda();
ppc_result_d = ~ppc_result_a + (ppc_state.spr[SPR::XER] & 0x20000000);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag)
ppc_setsoov(0, ppc_result_a, ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_subfzeo() {
ppc_grab_regsda();
ppc_result_d = ~ppc_result_a + (ppc_state.spr[SPR::XER] & 0x20000000);
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd();
}
void ppc_subfzeodot() {
ppc_grab_regsda();
ppc_result_d = ~ppc_result_a + (ppc_state.spr[SPR::XER] & 0x20000000);
ppc_setsoov(ppc_result_b, ppc_result_a, ppc_result_d);
ppc_carry(~ppc_result_a, ppc_result_d);
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -616,26 +381,20 @@ void ppc_subfzeodot() {
void ppc_and() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d & ppc_result_b;
ppc_store_result_rega();
}
void ppc_anddot() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d & ppc_result_b;
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
void ppc_andc() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d & ~(ppc_result_b);
ppc_store_result_rega();
}
void ppc_andcdot() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d & ~(ppc_result_b);
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -656,39 +415,30 @@ void ppc_andisdot() {
void ppc_nand() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d & ppc_result_b);
ppc_store_result_rega();
}
void ppc_nanddot() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d & ppc_result_b);
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
void ppc_or() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d | ppc_result_b;
ppc_store_result_rega();
}
void ppc_ordot() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d | ppc_result_b;
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
void ppc_orc() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d | ~(ppc_result_b);
ppc_store_result_rega();
}
void ppc_orcdot() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d | ~(ppc_result_b);
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -707,39 +457,30 @@ void ppc_oris() {
void ppc_eqv() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d ^ ppc_result_b);
ppc_store_result_rega();
}
void ppc_eqvdot() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d ^ ppc_result_b);
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
void ppc_nor() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d | ppc_result_b);
ppc_store_result_rega();
}
void ppc_nordot() {
ppc_grab_regssab();
ppc_result_a = ~(ppc_result_d | ppc_result_b);
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
void ppc_xor() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d ^ ppc_result_b;
ppc_store_result_rega();
}
void ppc_xordot() {
ppc_grab_regssab();
ppc_result_a = ppc_result_d ^ ppc_result_b;
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -758,34 +499,17 @@ void ppc_xoris() {
void ppc_neg() {
ppc_grab_regsda();
ppc_result_d = ~(ppc_result_a) + 1;
ppc_store_result_regd();
}
void ppc_negdot() {
ppc_grab_regsda();
ppc_result_d = ~(ppc_result_a) + 1;
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
if (oe_flag) {
if (ppc_result_a == 0x80000000)
ppc_state.spr[SPR::XER] |= 0xC0000000;
else
ppc_state.spr[SPR::XER] &= 0xBFFFFFFF;
}
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_nego() {
ppc_grab_regsda();
ppc_result_d = ~(ppc_result_a) + 1;
if (ppc_result_a == 0x80000000)
ppc_state.spr[SPR::XER] |= 0xc0000000;
else
ppc_state.spr[SPR::XER] &= 0xBFFFFFFF;
ppc_store_result_regd();
}
void ppc_negodot() {
ppc_grab_regsda();
ppc_result_d = ~(ppc_result_a) + 1;
if (ppc_result_a == 0x80000000)
ppc_state.spr[SPR::XER] |= 0xc0000000;
else
ppc_state.spr[SPR::XER] &= 0xBFFFFFFF;
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -806,27 +530,11 @@ void ppc_cntlzw() {
}
#endif
ppc_result_a = lead;
ppc_store_result_rega();
}
void ppc_cntlzwdot() {
ppc_grab_regssa();
uint32_t lead = 0;
uint32_t bit_check = ppc_result_d;
#ifdef USE_GCC_BUILTINS
lead = __builtin_clz(bit_check);
#elif defined USE_VS_BUILTINS
lead = __lzcnt(bit_check);
#else
for (uint32_t mask = 0x80000000UL; mask; lead++, mask >>= 1) {
if (bit_check & mask)
break;
if (rc_flag) {
ppc_changecrf0(ppc_result_a);
}
#endif
ppc_result_a = lead;
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -834,14 +542,10 @@ void ppc_mulhwu() {
ppc_grab_regsdab();
uint64_t product = (uint64_t)ppc_result_a * (uint64_t)ppc_result_b;
ppc_result_d = (uint32_t)(product >> 32);
ppc_store_result_regd();
}
void ppc_mulhwudot() {
ppc_grab_regsdab();
uint64_t product = (uint64_t)ppc_result_a * (uint64_t)ppc_result_b;
ppc_result_d = (uint32_t)(product >> 32);
ppc_changecrf0(ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -849,54 +553,30 @@ void ppc_mulhw() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
ppc_result_d = product >> 32;
ppc_store_result_regd();
}
void ppc_mulhwdot() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
ppc_result_d = product >> 32;
ppc_changecrf0(ppc_result_d);
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_mullw() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
ppc_result_d = (uint32_t)product;
ppc_store_result_regd();
}
void ppc_mullwdot() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
ppc_result_d = (uint32_t)product;
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_mullwo() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
if (product != (int64_t)(int32_t)product) {
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else {
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
if (oe_flag) {
if (product != (int64_t)(int32_t)product) {
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else {
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
}
ppc_result_d = (uint32_t)product;
ppc_store_result_regd();
}
void ppc_mullwodot() {
ppc_grab_regsdab();
int64_t product = (int64_t)(int32_t)ppc_result_a * (int64_t)(int32_t)ppc_result_b;
if (product != (int64_t)(int32_t)product) {
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else {
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_result_d = (uint32_t)product;
ppc_changecrf0(ppc_result_d);
ppc_result_d = (uint32_t)product;
if (rc_flag)
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -907,68 +587,32 @@ void ppc_mulli() {
ppc_store_result_regd();
}
void ppc_divw() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* handle the "anything / 0" case */
ppc_result_d = (ppc_result_a & 0x80000000) ? -1 : 0; /* UNDOCUMENTED! */
if (oe_flag)
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else if (ppc_result_a == 0x80000000UL && ppc_result_b == 0xFFFFFFFFUL) {
ppc_result_d = 0xFFFFFFFF;
} else { /* normal signed devision */
if (oe_flag)
ppc_state.spr[SPR::XER] |= 0xC0000000;
}
else { /* normal signed devision */
ppc_result_d = (int32_t)ppc_result_a / (int32_t)ppc_result_b;
if (oe_flag)
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_store_result_regd();
}
if (rc_flag)
ppc_changecrf0(ppc_result_d);
void ppc_divwdot() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* handle the "anything / 0" case */
ppc_result_d = (ppc_result_a & 0x80000000) ? -1 : 0; /* UNDOCUMENTED! */
} else if (ppc_result_a == 0x80000000UL && ppc_result_b == 0xFFFFFFFFUL) {
ppc_result_d = 0xFFFFFFFF;
} else { /* normal signed devision */
ppc_result_d = (int32_t)ppc_result_a / (int32_t)ppc_result_b;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
void ppc_divwo() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* handle the "anything / 0" case */
ppc_result_d = (ppc_result_a & 0x80000000) ? -1 : 0; /* UNDOCUMENTED! */
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else if (ppc_result_a == 0x80000000UL && ppc_result_b == 0xFFFFFFFFUL) {
ppc_result_d = 0xFFFFFFFF;
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else { /* normal signed devision */
ppc_result_d = (int32_t)ppc_result_a / (int32_t)ppc_result_b;
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_divwodot() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* handle the "anything / 0" case */
ppc_result_d = (ppc_result_a & 0x80000000) ? -1 : 0; /* UNDOCUMENTED! */
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else if (ppc_result_a == 0x80000000UL && ppc_result_b == 0xFFFFFFFFUL) {
ppc_result_d = 0xFFFFFFFF;
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else { /* normal signed devision */
ppc_result_d = (int32_t)ppc_result_a / (int32_t)ppc_result_b;
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -977,49 +621,22 @@ void ppc_divwu() {
if (!ppc_result_b) { /* division by zero */
ppc_result_d = 0;
if (oe_flag)
ppc_state.spr[SPR::XER] |= 0xC0000000;
if (rc_flag)
ppc_state.cr |= 0x20000000;
} else {
ppc_result_d = ppc_result_a / ppc_result_b;
if (oe_flag)
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_divwudot() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* division by zero */
ppc_result_d = 0;
ppc_state.cr |= 0x20000000;
} else {
ppc_result_d = ppc_result_a / ppc_result_b;
if (rc_flag)
ppc_changecrf0(ppc_result_d);
}
ppc_store_result_regd();
}
void ppc_divwuo() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* division by zero */
ppc_result_d = 0;
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else {
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_store_result_regd();
}
void ppc_divwuodot() {
ppc_grab_regsdab();
if (!ppc_result_b) { /* division by zero */
ppc_result_d = 0;
ppc_state.spr[SPR::XER] |= 0xC0000000;
} else {
ppc_result_d = ppc_result_a / ppc_result_b;
ppc_state.spr[SPR::XER] &= 0xBFFFFFFFUL;
}
ppc_changecrf0(ppc_result_d);
ppc_store_result_regd();
}
@ -1032,17 +649,10 @@ void ppc_slw() {
} else {
ppc_result_a = ppc_result_d << (ppc_result_b & 0x1F);
}
ppc_store_result_rega();
}
void ppc_slwdot() {
ppc_grab_regssab();
if (ppc_result_b & 0x20) {
ppc_result_a = 0;
} else {
ppc_result_a = ppc_result_d << (ppc_result_b & 0x1F);
}
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1053,17 +663,10 @@ void ppc_srw() {
} else {
ppc_result_a = ppc_result_d >> (ppc_result_b & 0x1F);
}
ppc_store_result_rega();
}
void ppc_srwdot() {
ppc_grab_regssab();
if (ppc_result_b & 0x20) {
ppc_result_a = 0;
} else {
ppc_result_a = ppc_result_d >> (ppc_result_b & 0x1F);
}
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1082,25 +685,10 @@ void ppc_sraw() {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
}
ppc_store_result_rega();
}
void ppc_srawdot() {
ppc_grab_regssab();
if (ppc_result_b & 0x20) {
ppc_result_a = (int32_t)ppc_result_d >> 31;
ppc_state.spr[SPR::XER] |= (ppc_result_a & 1) << 29;
} else {
uint32_t shift = ppc_result_b & 0x1F;
uint32_t mask = (1 << shift) - 1;
ppc_result_a = (int32_t)ppc_result_d >> shift;
if ((ppc_result_d & 0x80000000UL) && (ppc_result_d & mask)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
}
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1114,20 +702,10 @@ void ppc_srawi() {
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_store_result_rega();
}
void ppc_srawidot() {
ppc_grab_regssa();
unsigned shift = (ppc_cur_instruction >> 11) & 0x1F;
uint32_t mask = (1 << shift) - 1;
ppc_result_a = (int32_t)ppc_result_d >> shift;
if ((ppc_result_d & 0x80000000UL) && (ppc_result_d & mask)) {
ppc_state.spr[SPR::XER] |= 0x20000000UL;
} else {
ppc_state.spr[SPR::XER] &= 0xDFFFFFFFUL;
}
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1351,15 +929,10 @@ void ppc_extsb() {
ppc_result_d = ppc_result_d & 0xFF;
ppc_result_a = (ppc_result_d < 0x80) ? (ppc_result_d & 0x000000FF)
: (0xFFFFFF00UL | (ppc_result_d & 0x000000FF));
ppc_store_result_rega();
}
void ppc_extsbdot() {
ppc_grab_regssa();
ppc_result_d = ppc_result_d & 0xFF;
ppc_result_a = (ppc_result_d < 0x80) ? (ppc_result_d & 0x000000FF)
: (0xFFFFFF00UL | (ppc_result_d & 0x000000FF));
ppc_changecrf0(ppc_result_a);
if (rc_flag)
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1368,15 +941,9 @@ void ppc_extsh() {
ppc_result_d = ppc_result_d & 0xFFFF;
ppc_result_a = (ppc_result_d < 0x8000) ? (ppc_result_d & 0x0000FFFF)
: (0xFFFF0000UL | (ppc_result_d & 0x0000FFFF));
ppc_store_result_rega();
}
if (rc_flag)
ppc_changecrf0(ppc_result_a);
void ppc_extshdot() {
ppc_grab_regssa();
ppc_result_d = ppc_result_d & 0xFFFF;
ppc_result_a = (ppc_result_d < 0x8000) ? (ppc_result_d & 0x0000FFFF)
: (0xFFFF0000UL | (ppc_result_d & 0x0000FFFF));
ppc_changecrf0(ppc_result_a);
ppc_store_result_rega();
}
@ -1895,14 +1462,18 @@ void ppc_stwx() {
void ppc_stwcx() {
// PLACEHOLDER CODE FOR STWCX - We need to check for reserve memory
ppc_grab_regssab();
ppc_effective_address = (reg_a == 0) ? ppc_result_b : (ppc_result_a + ppc_result_b);
if (ppc_state.reserve) {
mem_write_dword(ppc_effective_address, ppc_result_d);
ppc_state.cr |= (ppc_state.spr[SPR::XER] & 0x80000000) ? 0x30000000 : 0x20000000;
ppc_state.reserve = false;
if (rc_flag == 0) {
ppc_illegalsubop31();
} else {
ppc_state.cr |= (ppc_state.spr[SPR::XER] & 0x80000000) ? 0x10000000 : 0;
ppc_grab_regssab();
ppc_effective_address = (reg_a == 0) ? ppc_result_b : (ppc_result_a + ppc_result_b);
if (ppc_state.reserve) {
mem_write_dword(ppc_effective_address, ppc_result_d);
ppc_state.cr |= (ppc_state.spr[SPR::XER] & 0x80000000) ? 0x30000000 : 0x20000000;
ppc_state.reserve = false;
} else {
ppc_state.cr |= (ppc_state.spr[SPR::XER] & 0x80000000) ? 0x10000000 : 0;
}
}
}

View File

@ -142,6 +142,8 @@ static void read_test_data() {
}
int main() {
initialize_ppc_opcode_tables(); //kludge
cout << "Running DingusPPC emulator tests..." << endl << endl;
ntested = 0;

View File

@ -121,6 +121,8 @@ int main(int argc, char** argv) {
loguru::init(argc, argv);
}
initialize_ppc_opcode_tables(); //Temp location for initializing opcode tables
if (*machine_opt) {
LOG_F(INFO, "Machine option was passed in: %s", machine_str.c_str());
} else {