Macintosh-Tools/dingusppc
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Minor code clean-up

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dingusdev 2024-05-08 07:07:32 -07:00
parent 226c097b81
commit a95b06f703
6 changed files with 37 additions and 24 deletions
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2
cpu/ppc/poweropcodes.cpp
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@ -61,7 +61,7 @@ template void dppc_interpreter::power_abs<RC1, OV1>();
void dppc_interpreter::power_clcs() {
uint32_t ppc_result_d;
ppc_grab_regsda(ppc_cur_instruction);
ppc_grab_da(ppc_cur_instruction);
switch (reg_a) {
case 12: //instruction cache line size
case 13: //data cache line size

44
cpu/ppc/ppcmacros.h
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@ -36,54 +36,68 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
uint32_t uimm = uint16_t(opcode); \
uint32_t ppc_result_a = ppc_state.gpr[reg_a];
# define ppc_grab_regsasimm(opcode) \
#define ppc_grab_regsasimm(opcode) \
int reg_a = (opcode >> 16) & 31; \
int32_t simm = int32_t(int16_t(opcode)); \
uint32_t ppc_result_a = ppc_state.gpr[reg_a];
# define ppc_grab_regssauimm(opcode) \
#define ppc_grab_regssauimm(opcode) \
int reg_s = (opcode >> 21) & 31; \
int reg_a = (opcode >> 16) & 31; \
uint32_t uimm = uint16_t(opcode); \
uint32_t ppc_result_d = ppc_state.gpr[reg_s]; \
uint32_t ppc_result_a = ppc_state.gpr[reg_a];
#define ppc_grab_da(opcode)\
int reg_d = (opcode >> 21) & 31;\
int reg_a = (opcode >> 16) & 31;\
#define ppc_grab_dab(opcode) \
int reg_d = (opcode >> 21) & 31; \
int reg_a = (opcode >> 16) & 31; \
int reg_b = (opcode >> 11) & 31;
#define ppc_grab_s(opcode) \
int reg_s = (opcode >> 21) & 31; \
uint32_t ppc_result_d = ppc_state.gpr[reg_s];
#define ppc_grab_regsdab(opcode) \
int reg_d = (opcode >> 21) & 31; \
uint32_t reg_a = (opcode >> 16) & 31; \
uint32_t reg_b = (opcode >> 11) & 31; \
int reg_a = (opcode >> 16) & 31; \
int reg_b = (opcode >> 11) & 31; \
uint32_t ppc_result_a = ppc_state.gpr[reg_a]; \
uint32_t ppc_result_b = ppc_state.gpr[reg_b];
#define ppc_grab_regssab(opcode) \
uint32_t reg_s = (opcode >> 21) & 31; \
uint32_t reg_a = (opcode >> 16) & 31; \
uint32_t reg_b = (opcode >> 11) & 31; \
int reg_s = (opcode >> 21) & 31; \
int reg_a = (opcode >> 16) & 31; \
int reg_b = (opcode >> 11) & 31; \
uint32_t ppc_result_d = ppc_state.gpr[reg_s]; \
uint32_t ppc_result_a = ppc_state.gpr[reg_a]; \
uint32_t ppc_result_b = ppc_state.gpr[reg_b]; \
#define ppc_grab_regssa(opcode) \
uint32_t reg_s = (opcode >> 21) & 31; \
uint32_t reg_a = (opcode >> 16) & 31; \
#define ppc_grab_regsab(opcode) \
int reg_a = (opcode >> 16) & 31;\
int reg_b = (opcode >> 11) & 31;\
uint32_t ppc_result_a = ppc_state.gpr[reg_a];\
uint32_t ppc_result_b = ppc_state.gpr[reg_b];
#define ppc_grab_regssa(opcode) \
int reg_s = (opcode >> 21) & 31; \
int reg_a = (opcode >> 16) & 31; \
uint32_t ppc_result_d = ppc_state.gpr[reg_s]; \
uint32_t ppc_result_a = ppc_state.gpr[reg_a];
#define ppc_grab_regssash(opcode) \
uint32_t reg_s = (opcode >> 21) & 31; \
uint32_t reg_a = (opcode >> 16) & 31; \
uint32_t rot_sh = (opcode >> 11) & 31; \
int reg_s = (opcode >> 21) & 31; \
int reg_a = (opcode >> 16) & 31; \
int rot_sh = (opcode >> 11) & 31; \
uint32_t ppc_result_d = ppc_state.gpr[reg_s]; \
uint32_t ppc_result_a = ppc_state.gpr[reg_a];
#define ppc_grab_regssb(opcode) \
uint32_t reg_s = (opcode >> 21) & 31; \
uint32_t reg_b = (opcode >> 11) & 31; \
int reg_s = (opcode >> 21) & 31; \
int reg_b = (opcode >> 11) & 31; \
uint32_t ppc_result_d = ppc_state.gpr[reg_s]; \
uint32_t ppc_result_b = ppc_state.gpr[reg_b]; \

7
cpu/ppc/ppcopcodes.cpp
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@ -1048,7 +1048,7 @@ void dppc_interpreter::ppc_mftb() {
}
void dppc_interpreter::ppc_mtcrf() {
ppc_grab_regssa(ppc_cur_instruction);
ppc_grab_s(ppc_cur_instruction);
uint8_t crm = (ppc_cur_instruction >> 12) & 0xFFU;
uint32_t cr_mask = 0;
@ -1215,7 +1215,7 @@ void dppc_interpreter::ppc_cmp() {
#endif
int crf_d = (ppc_cur_instruction >> 21) & 0x1C;
ppc_grab_regssab(ppc_cur_instruction);
ppc_grab_regsab(ppc_cur_instruction);
uint32_t xercon = (ppc_state.spr[SPR::XER] & XER::SO) >> 3;
uint32_t cmp_c = (int32_t(ppc_result_a) == int32_t(ppc_result_b)) ? 0x20000000UL : \
(int32_t(ppc_result_a) > int32_t(ppc_result_b)) ? 0x40000000UL : 0x80000000UL;
@ -1247,7 +1247,7 @@ void dppc_interpreter::ppc_cmpl() {
#endif
int crf_d = (ppc_cur_instruction >> 21) & 0x1C;
ppc_grab_regssab(ppc_cur_instruction);
ppc_grab_regsab(ppc_cur_instruction);
uint32_t xercon = (ppc_state.spr[SPR::XER] & XER::SO) >> 3;
uint32_t cmp_c = (ppc_result_a == ppc_result_b) ? 0x20000000UL : \
(ppc_result_a > ppc_result_b) ? 0x40000000UL : 0x80000000UL;
@ -1261,7 +1261,6 @@ void dppc_interpreter::ppc_cmpli() {
return;
}
#endif
int crf_d = (ppc_cur_instruction >> 21) & 0x1C;
ppc_grab_regssauimm(ppc_cur_instruction);
uint32_t xercon = (ppc_state.spr[SPR::XER] & XER::SO) >> 3;

2
devices/common/ata/atapicdrom.h
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@ -29,7 +29,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <string>
class AtapiCdrom : public AtapiBaseDevice, public CdromDrive {
class AtapiCdrom : public CdromDrive, public AtapiBaseDevice {
public:
AtapiCdrom(std::string name);
~AtapiCdrom() = default;

2
devices/common/scsi/scsicdrom.h
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@ -32,7 +32,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <memory>
#include <string>
class ScsiCdrom : public ScsiDevice, public CdromDrive {
class ScsiCdrom : public CdromDrive, public ScsiDevice {
public:
ScsiCdrom(std::string name, int my_id);
~ScsiCdrom() = default;

4
main.cpp
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@ -40,12 +40,12 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
using namespace std;
void sigint_handler(int signum) {
static void sigint_handler(int signum) {
power_on = false;
power_off_reason = po_signal_interrupt;
}
void sigabrt_handler(int signum) {
static void sigabrt_handler(int signum) {
LOG_F(INFO, "Shutting down...");
delete gMachineObj.release();