converted z80 to c++ [smf]

2025-04-22 16:31:49 +03:00 · 2014-01-21 05:51:49 +00:00 · 2014-01-21 05:51:49 +00:00 · a6bd80b07f
commit a6bd80b07f
parent ed175d0a2e
10 changed files with 2802 additions and 2756 deletions
--- a/src/emu/cpu/z80/z80.c
+++ b/src/emu/cpu/z80/z80.c
--- a/src/emu/cpu/z80/z80.h
+++ b/src/emu/cpu/z80/z80.h
@ -3,6 +3,11 @@
 #ifndef __Z80_H__
 #define __Z80_H__

+#pragma push_macro("BIT")
+#undef BIT
+
+#include "z80daisy.h"
+
 enum
 {
 	NSC800_RSTA = INPUT_LINE_IRQ0 + 1,
@ -26,15 +31,253 @@ enum
 	Z80_GENPCBASE = STATE_GENPCBASE
 };

-class z80_device : public legacy_cpu_device
+class z80_device : public cpu_device
 {
 public:
-	z80_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, UINT32 clock);
+	z80_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

 	DECLARE_WRITE_LINE_MEMBER( irq_line );

+	void z80_set_cycle_tables(const UINT8 *op, const UINT8 *cb, const UINT8 *ed, const UINT8 *xy, const UINT8 *xycb, const UINT8 *ex);
+
 protected:
-	z80_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, UINT32 clock, cpu_get_info_func info);
+	z80_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+
+	// device-level overrides
+	virtual void device_start();
+	virtual void device_reset();
+
+	// device_execute_interface overrides
+	virtual UINT32 execute_min_cycles() const { return 2; }
+	virtual UINT32 execute_max_cycles() const { return 16; }
+	virtual UINT32 execute_input_lines() const { return 4; }
+	virtual void execute_run();
+	virtual void execute_set_input(int inputnum, int state);
+
+	// device_memory_interface overrides
+	virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const { return (spacenum == AS_PROGRAM) ? &m_program_config : ( (spacenum == AS_IO) ? &m_io_config : NULL ); }
+
+	// device_state_interface overrides
+	virtual void state_import(const device_state_entry &entry);
+	virtual void state_export(const device_state_entry &entry);
+	virtual void state_string_export(const device_state_entry &entry, astring &string);
+
+	// device_disasm_interface overrides
+	virtual UINT32 disasm_min_opcode_bytes() const { return 4; }
+	virtual UINT32 disasm_max_opcode_bytes() const { return 4; }
+	virtual offs_t disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options);
+
+#undef PROTOTYPES
+#define PROTOTYPES(prefix) \
+	void prefix##_00(); void prefix##_01(); void prefix##_02(); void prefix##_03(); \
+	void prefix##_04(); void prefix##_05(); void prefix##_06(); void prefix##_07(); \
+	void prefix##_08(); void prefix##_09(); void prefix##_0a(); void prefix##_0b(); \
+	void prefix##_0c(); void prefix##_0d(); void prefix##_0e(); void prefix##_0f(); \
+	void prefix##_10(); void prefix##_11(); void prefix##_12(); void prefix##_13(); \
+	void prefix##_14(); void prefix##_15(); void prefix##_16(); void prefix##_17(); \
+	void prefix##_18(); void prefix##_19(); void prefix##_1a(); void prefix##_1b(); \
+	void prefix##_1c(); void prefix##_1d(); void prefix##_1e(); void prefix##_1f(); \
+	void prefix##_20(); void prefix##_21(); void prefix##_22(); void prefix##_23(); \
+	void prefix##_24(); void prefix##_25(); void prefix##_26(); void prefix##_27(); \
+	void prefix##_28(); void prefix##_29(); void prefix##_2a(); void prefix##_2b(); \
+	void prefix##_2c(); void prefix##_2d(); void prefix##_2e(); void prefix##_2f(); \
+	void prefix##_30(); void prefix##_31(); void prefix##_32(); void prefix##_33(); \
+	void prefix##_34(); void prefix##_35(); void prefix##_36(); void prefix##_37(); \
+	void prefix##_38(); void prefix##_39(); void prefix##_3a(); void prefix##_3b(); \
+	void prefix##_3c(); void prefix##_3d(); void prefix##_3e(); void prefix##_3f(); \
+	void prefix##_40(); void prefix##_41(); void prefix##_42(); void prefix##_43(); \
+	void prefix##_44(); void prefix##_45(); void prefix##_46(); void prefix##_47(); \
+	void prefix##_48(); void prefix##_49(); void prefix##_4a(); void prefix##_4b(); \
+	void prefix##_4c(); void prefix##_4d(); void prefix##_4e(); void prefix##_4f(); \
+	void prefix##_50(); void prefix##_51(); void prefix##_52(); void prefix##_53(); \
+	void prefix##_54(); void prefix##_55(); void prefix##_56(); void prefix##_57(); \
+	void prefix##_58(); void prefix##_59(); void prefix##_5a(); void prefix##_5b(); \
+	void prefix##_5c(); void prefix##_5d(); void prefix##_5e(); void prefix##_5f(); \
+	void prefix##_60(); void prefix##_61(); void prefix##_62(); void prefix##_63(); \
+	void prefix##_64(); void prefix##_65(); void prefix##_66(); void prefix##_67(); \
+	void prefix##_68(); void prefix##_69(); void prefix##_6a(); void prefix##_6b(); \
+	void prefix##_6c(); void prefix##_6d(); void prefix##_6e(); void prefix##_6f(); \
+	void prefix##_70(); void prefix##_71(); void prefix##_72(); void prefix##_73(); \
+	void prefix##_74(); void prefix##_75(); void prefix##_76(); void prefix##_77(); \
+	void prefix##_78(); void prefix##_79(); void prefix##_7a(); void prefix##_7b(); \
+	void prefix##_7c(); void prefix##_7d(); void prefix##_7e(); void prefix##_7f(); \
+	void prefix##_80(); void prefix##_81(); void prefix##_82(); void prefix##_83(); \
+	void prefix##_84(); void prefix##_85(); void prefix##_86(); void prefix##_87(); \
+	void prefix##_88(); void prefix##_89(); void prefix##_8a(); void prefix##_8b(); \
+	void prefix##_8c(); void prefix##_8d(); void prefix##_8e(); void prefix##_8f(); \
+	void prefix##_90(); void prefix##_91(); void prefix##_92(); void prefix##_93(); \
+	void prefix##_94(); void prefix##_95(); void prefix##_96(); void prefix##_97(); \
+	void prefix##_98(); void prefix##_99(); void prefix##_9a(); void prefix##_9b(); \
+	void prefix##_9c(); void prefix##_9d(); void prefix##_9e(); void prefix##_9f(); \
+	void prefix##_a0(); void prefix##_a1(); void prefix##_a2(); void prefix##_a3(); \
+	void prefix##_a4(); void prefix##_a5(); void prefix##_a6(); void prefix##_a7(); \
+	void prefix##_a8(); void prefix##_a9(); void prefix##_aa(); void prefix##_ab(); \
+	void prefix##_ac(); void prefix##_ad(); void prefix##_ae(); void prefix##_af(); \
+	void prefix##_b0(); void prefix##_b1(); void prefix##_b2(); void prefix##_b3(); \
+	void prefix##_b4(); void prefix##_b5(); void prefix##_b6(); void prefix##_b7(); \
+	void prefix##_b8(); void prefix##_b9(); void prefix##_ba(); void prefix##_bb(); \
+	void prefix##_bc(); void prefix##_bd(); void prefix##_be(); void prefix##_bf(); \
+	void prefix##_c0(); void prefix##_c1(); void prefix##_c2(); void prefix##_c3(); \
+	void prefix##_c4(); void prefix##_c5(); void prefix##_c6(); void prefix##_c7(); \
+	void prefix##_c8(); void prefix##_c9(); void prefix##_ca(); void prefix##_cb(); \
+	void prefix##_cc(); void prefix##_cd(); void prefix##_ce(); void prefix##_cf(); \
+	void prefix##_d0(); void prefix##_d1(); void prefix##_d2(); void prefix##_d3(); \
+	void prefix##_d4(); void prefix##_d5(); void prefix##_d6(); void prefix##_d7(); \
+	void prefix##_d8(); void prefix##_d9(); void prefix##_da(); void prefix##_db(); \
+	void prefix##_dc(); void prefix##_dd(); void prefix##_de(); void prefix##_df(); \
+	void prefix##_e0(); void prefix##_e1(); void prefix##_e2(); void prefix##_e3(); \
+	void prefix##_e4(); void prefix##_e5(); void prefix##_e6(); void prefix##_e7(); \
+	void prefix##_e8(); void prefix##_e9(); void prefix##_ea(); void prefix##_eb(); \
+	void prefix##_ec(); void prefix##_ed(); void prefix##_ee(); void prefix##_ef(); \
+	void prefix##_f0(); void prefix##_f1(); void prefix##_f2(); void prefix##_f3(); \
+	void prefix##_f4(); void prefix##_f5(); void prefix##_f6(); void prefix##_f7(); \
+	void prefix##_f8(); void prefix##_f9(); void prefix##_fa(); void prefix##_fb(); \
+	void prefix##_fc(); void prefix##_fd(); void prefix##_fe(); void prefix##_ff();
+
+	void illegal_1();
+	void illegal_2();
+
+	PROTOTYPES(op);
+	PROTOTYPES(cb);
+	PROTOTYPES(dd);
+	PROTOTYPES(ed);
+	PROTOTYPES(fd);
+	PROTOTYPES(xycb);
+
+	void ENTER_HALT();
+	void LEAVE_HALT();
+	UINT8 IN(UINT16 port);
+	void OUT(UINT16 port, UINT8 value);
+	UINT8 RM(UINT16 addr);
+	void RM16(UINT16 addr, PAIR &r);
+	void WM(UINT16 addr, UINT8 value);
+	void WM16(UINT16 addr, PAIR &r);
+	UINT8 ROP();
+	UINT8 ARG();
+	UINT16 ARG16();
+	void EAX();
+	void EAY();
+	void POP(PAIR &r);
+	void PUSH(PAIR &r);
+	void JP(void);
+	void JP_COND(bool cond);
+	void JR();
+	void JR_COND(bool cond, UINT8 opcode);
+	void CALL();
+	void CALL_COND(bool cond, UINT8 opcode);
+	void RET_COND(bool cond, UINT8 opcode);
+	void RETN();
+	void RETI();
+	void LD_R_A();
+	void LD_A_R();
+	void LD_I_A();
+	void LD_A_I();
+	void RST(UINT16 addr);
+	UINT8 INC(UINT8 value);
+	UINT8 DEC(UINT8 value);
+	void RLCA();
+	void RRCA();
+	void RLA();
+	void RRA();
+	void RRD();
+	void RLD();
+	void ADD(UINT8 value);
+	void ADC(UINT8 value);
+	void SUB(UINT8 value);
+	void SBC(UINT8 value);
+	void NEG();
+	void DAA();
+	void AND(UINT8 value);
+	void OR(UINT8 value);
+	void XOR(UINT8 value);
+	void CP(UINT8 value);
+	void EX_AF();
+	void EX_DE_HL();
+	void EXX();
+	void EXSP(PAIR &r);
+	void ADD16(PAIR &dr, PAIR &sr);
+	void ADC16(PAIR &r);
+	void SBC16(PAIR &r);
+	UINT8 RLC(UINT8 value);
+	UINT8 RRC(UINT8 value);
+	UINT8 RL(UINT8 value);
+	UINT8 RR(UINT8 value);
+	UINT8 SLA(UINT8 value);
+	UINT8 SRA(UINT8 value);
+	UINT8 SLL(UINT8 value);
+	UINT8 SRL(UINT8 value);
+	void BIT(int bit, UINT8 value);
+	void BIT_HL(int bit, UINT8 value);
+	void BIT_XY(int bit, UINT8 value);
+	UINT8 RES(int bit, UINT8 value);
+	UINT8 SET(int bit, UINT8 value);
+	void LDI();
+	void CPI();
+	void INI();
+	void OUTI();
+	void LDD();
+	void CPD();
+	void IND();
+	void OUTD();
+	void LDIR();
+	void CPIR();
+	void INIR();
+	void OTIR();
+	void LDDR();
+	void CPDR();
+	void INDR();
+	void OTDR();
+	void EI();
+
+	void take_interrupt();
+
+	// address spaces
+	const address_space_config m_program_config;
+	const address_space_config m_io_config;
+	address_space *m_program;
+	address_space  *m_io;
+	direct_read_data *m_direct;
+
+	PAIR            m_prvpc;
+	PAIR            m_pc;
+	PAIR            m_sp;
+	PAIR            m_af;
+	PAIR            m_bc;
+	PAIR            m_de;
+	PAIR            m_hl;
+	PAIR            m_ix;
+	PAIR            m_iy;
+	PAIR            m_wz;
+	PAIR            m_af2;
+	PAIR            m_bc2;
+	PAIR            m_de2;
+	PAIR            m_hl2;
+	UINT8           m_r;
+	UINT8           m_r2;
+	UINT8           m_iff1;
+	UINT8           m_iff2;
+	UINT8           m_halt;
+	UINT8           m_im;
+	UINT8           m_i;
+	UINT8           m_nmi_state;          /* nmi line state */
+	UINT8           m_nmi_pending;        /* nmi pending */
+	UINT8           m_irq_state;          /* irq line state */
+	int             m_wait_state;         // wait line state
+	int             m_busrq_state;        // bus request line state
+	UINT8           m_after_ei;           /* are we in the EI shadow? */
+	UINT8           m_after_ldair;        /* same, but for LD A,I or LD A,R */
+	UINT32          m_ea;
+	device_irq_acknowledge_callback m_irq_callback;
+
+	int             m_icount;
+	z80_daisy_chain m_daisy;
+	UINT8           m_rtemp;
+	const UINT8 *   m_cc_op;
+	const UINT8 *   m_cc_cb;
+	const UINT8 *   m_cc_ed;
+	const UINT8 *   m_cc_xy;
+	const UINT8 *   m_cc_xycb;
+	const UINT8 *   m_cc_ex;
 };

 extern const device_type Z80;
@ -42,15 +285,24 @@ extern const device_type Z80;
 class nsc800_device : public z80_device
 {
 public:
-	nsc800_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, UINT32 clock);
+	nsc800_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+	// device-level overrides
+	virtual void device_start();
+	virtual void device_reset();
+
+	// device_execute_interface overrides
+	virtual UINT32 execute_input_lines() const { return 7; }
+	virtual void execute_run();
+	virtual void execute_set_input(int inputnum, int state);
+
+	void take_interrupt_nsc800();
+	UINT8 m_nsc800_irq_state[4];/* state of NSC800 restart interrupts A, B, C */
 };

 extern const device_type NSC800;

-CPU_GET_INFO( z80 );
-CPU_GET_INFO( nsc800 );
-CPU_DISASSEMBLE( z80 );
-
-void z80_set_cycle_tables(device_t *device, const UINT8 *op, const UINT8 *cb, const UINT8 *ed, const UINT8 *xy, const UINT8 *xycb, const UINT8 *ex);
+#pragma pop_macro("BIT")

 #endif /* __Z80_H__ */
--- a/src/mame/drivers/system1.c
+++ b/src/mame/drivers/system1.c
@ -364,7 +364,7 @@ void system1_state::machine_start()
 		membank("bank1")->configure_entry(0, memregion("maincpu")->base() + 0x8000);
 	membank("bank1")->set_entry(0);

-	z80_set_cycle_tables(m_maincpu, cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex);
+	m_maincpu->z80_set_cycle_tables(cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex);

 	m_mute_xor = 0x00;

--- a/src/mame/includes/system1.h
+++ b/src/mame/includes/system1.h
@ -1,3 +1,4 @@
+#include "cpu/z80/z80.h"
 #include "machine/i8255.h"

 class system1_state : public driver_device
@ -123,7 +124,7 @@ public:
 	void bank44_custom_w(UINT8 data, UINT8 prevdata);
 	void bank0c_custom_w(UINT8 data, UINT8 prevdata);
 	void dakkochn_custom_w(UINT8 data, UINT8 prevdata);
-	required_device<cpu_device> m_maincpu;
+	required_device<z80_device> m_maincpu;
 	required_device<cpu_device> m_soundcpu;
 	optional_device<cpu_device> m_mcu;
 };
--- a/src/mess/includes/amstrad.h
+++ b/src/mess/includes/amstrad.h
@ -7,6 +7,7 @@
 #ifndef AMSTRAD_H_
 #define AMSTRAD_H_

+#include "cpu/z80/z80.h"
 #include "sound/ay8910.h"
 #include "machine/upd765.h"
 #include "video/mc6845.h"
@ -147,7 +148,7 @@ public:
 		m_io_analog3(*this, "analog3"),
 		m_io_analog4(*this, "analog4") { }

-	required_device<cpu_device> m_maincpu;
+	required_device<z80_device> m_maincpu;
 	required_device<ay8910_device> m_ay;
 	optional_device<upd765_family_device> m_fdc;  // not on a GX4000
 	required_device<mc6845_device> m_crtc;
--- a/src/mess/includes/msx.h
+++ b/src/mess/includes/msx.h
@ -138,7 +138,7 @@ public:
 	void msx_ch_reset_core ();
 	void msx_memory_reset ();

-	required_device<cpu_device> m_maincpu;
+	required_device<z80_device> m_maincpu;
 	optional_device<v9938_device> m_v9938;
 	optional_device<v9958_device> m_v9958;
 	required_device<cassette_image_device> m_cassette;
--- a/src/mess/includes/svi318.h
+++ b/src/mess/includes/svi318.h
@ -9,6 +9,7 @@
 #ifndef SVI318_H_
 #define SVI318_H_

+#include "cpu/z80/z80.h"
 #include "machine/i8255.h"
 #include "machine/ins8250.h"
 #include "machine/wd17xx.h"
@ -113,7 +114,7 @@ public:
 	DECLARE_DEVICE_IMAGE_LOAD_MEMBER(svi318_cart);
 	DECLARE_DEVICE_IMAGE_UNLOAD_MEMBER(svi318_cart);

-	required_device<cpu_device> m_maincpu;
+	required_device<z80_device> m_maincpu;
 protected:
 	required_device<cassette_image_device> m_cassette;
 	required_device<dac_device> m_dac;
--- a/src/mess/machine/amstrad.c
+++ b/src/mess/machine/amstrad.c
@ -2895,7 +2895,7 @@ void amstrad_state::amstrad_common_init()

 	/* Using the cool code Juergen has provided, I will override
 	the timing tables with the values for the amstrad */
-	z80_set_cycle_tables(m_maincpu,
+	m_maincpu->z80_set_cycle_tables(
 		(const UINT8*)amstrad_cycle_table_op,
 		(const UINT8*)amstrad_cycle_table_cb,
 		(const UINT8*)amstrad_cycle_table_ed,
--- a/src/mess/machine/msx.c
+++ b/src/mess/machine/msx.c
@ -520,7 +520,7 @@ DRIVER_INIT_MEMBER(msx_state,msx)

 	msx_memory_init();

-	z80_set_cycle_tables( m_maincpu, cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex );
+	m_maincpu->z80_set_cycle_tables( cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex );
 }

 TIMER_DEVICE_CALLBACK_MEMBER(msx_state::msx2_interrupt)
--- a/src/mess/machine/svi318.c
+++ b/src/mess/machine/svi318.c
@ -510,7 +510,7 @@ static const UINT8 cc_ex[0x100] = {
 DRIVER_INIT_MEMBER(svi318_state,svi318)
 {
 	/* z80 stuff */
-	z80_set_cycle_tables( m_maincpu, cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex );
+	m_maincpu->z80_set_cycle_tables( cc_op, cc_cb, cc_ed, cc_xy, cc_xycb, cc_ex );

 	memset(&m_svi, 0, sizeof (m_svi) );