mirror of
https://github.com/holub/mame
synced 2025-07-08 11:21:56 +03:00
cpu/z80/z80.cpp new generatable core (#12423)
This commit is contained in:
holub
GitHub
parent
1efb9a831c
commit
0c42667cf0
@ -2975,6 +2975,18 @@ if (CPUS["Z80"]~=null or CPUS["KC80"]~=null) then
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MAME_DIR .. "src/devices/cpu/z80/z84c015.cpp",
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MAME_DIR .. "src/devices/cpu/z80/z84c015.h",
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}
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dependency {
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{ MAME_DIR .. "src/devices/cpu/z80/z80.cpp", GEN_DIR .. "emu/cpu/z80/z80.hxx" },
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{ MAME_DIR .. "src/devices/cpu/z80/z80.cpp", GEN_DIR .. "emu/cpu/z80/z80_rop.hxx" },
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{ MAME_DIR .. "src/devices/cpu/z80/z80.cpp", GEN_DIR .. "emu/cpu/z80/z80_ncs800rop.hxx" },
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}
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custombuildtask {
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{ MAME_DIR .. "src/devices/cpu/z80/z80.lst", GEN_DIR .. "emu/cpu/z80/z80.hxx", { MAME_DIR .. "src/devices/cpu/z80/z80make.py" }, { "@echo Generating Z80 source file...", PYTHON .. " $(1) $(<) $(@)" } },
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{ MAME_DIR .. "src/devices/cpu/z80/z80.lst", GEN_DIR .. "emu/cpu/z80/z80_rop.hxx", { MAME_DIR .. "src/devices/cpu/z80/z80make.py" }, { "@echo Generating Z80 \\(rop\\) source file...", PYTHON .. " $(1) rop $(<) $(@)" } },
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{ MAME_DIR .. "src/devices/cpu/z80/z80.lst", GEN_DIR .. "emu/cpu/z80/z80_ncs800rop.hxx", { MAME_DIR .. "src/devices/cpu/z80/z80make.py" }, { "@echo Generating NSC800 \\(rop\\) source file...", PYTHON .. " $(1) ncs800rop $(<) $(@)" } },
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}
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end
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if CPUS["KC80"] then
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File diff suppressed because it is too large
Load Diff
@ -49,10 +49,11 @@ protected:
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// device_t implementation
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virtual void device_validity_check(validity_checker &valid) const override;
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virtual void device_start() override;
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virtual void device_reset() override;
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virtual void device_start() override ATTR_COLD;
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virtual void device_reset() override ATTR_COLD;
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// device_execute_interface implementation
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virtual bool cpu_is_interruptible() const override { return true; }
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virtual u32 execute_min_cycles() const noexcept override { return 2; }
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virtual u32 execute_max_cycles() const noexcept override { return 16; }
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virtual u32 execute_input_lines() const noexcept override { return 4; }
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@ -73,122 +74,17 @@ protected:
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// device_disasm_interface implementation
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virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
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#undef PROTOTYPES
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#define PROTOTYPES(prefix) \
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void prefix##_00(); void prefix##_01(); void prefix##_02(); void prefix##_03(); \
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void prefix##_04(); void prefix##_05(); void prefix##_06(); void prefix##_07(); \
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void prefix##_08(); void prefix##_09(); void prefix##_0a(); void prefix##_0b(); \
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void prefix##_0c(); void prefix##_0d(); void prefix##_0e(); void prefix##_0f(); \
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void prefix##_10(); void prefix##_11(); void prefix##_12(); void prefix##_13(); \
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void prefix##_14(); void prefix##_15(); void prefix##_16(); void prefix##_17(); \
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void prefix##_18(); void prefix##_19(); void prefix##_1a(); void prefix##_1b(); \
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void prefix##_1c(); void prefix##_1d(); void prefix##_1e(); void prefix##_1f(); \
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void prefix##_20(); void prefix##_21(); void prefix##_22(); void prefix##_23(); \
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void prefix##_24(); void prefix##_25(); void prefix##_26(); void prefix##_27(); \
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void prefix##_28(); void prefix##_29(); void prefix##_2a(); void prefix##_2b(); \
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void prefix##_2c(); void prefix##_2d(); void prefix##_2e(); void prefix##_2f(); \
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void prefix##_30(); void prefix##_31(); void prefix##_32(); void prefix##_33(); \
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void prefix##_34(); void prefix##_35(); void prefix##_36(); void prefix##_37(); \
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void prefix##_38(); void prefix##_39(); void prefix##_3a(); void prefix##_3b(); \
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void prefix##_3c(); void prefix##_3d(); void prefix##_3e(); void prefix##_3f(); \
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void prefix##_40(); void prefix##_41(); void prefix##_42(); void prefix##_43(); \
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void prefix##_44(); void prefix##_45(); void prefix##_46(); void prefix##_47(); \
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void prefix##_48(); void prefix##_49(); void prefix##_4a(); void prefix##_4b(); \
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void prefix##_4c(); void prefix##_4d(); void prefix##_4e(); void prefix##_4f(); \
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void prefix##_50(); void prefix##_51(); void prefix##_52(); void prefix##_53(); \
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void prefix##_54(); void prefix##_55(); void prefix##_56(); void prefix##_57(); \
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void prefix##_58(); void prefix##_59(); void prefix##_5a(); void prefix##_5b(); \
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void prefix##_5c(); void prefix##_5d(); void prefix##_5e(); void prefix##_5f(); \
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void prefix##_60(); void prefix##_61(); void prefix##_62(); void prefix##_63(); \
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void prefix##_64(); void prefix##_65(); void prefix##_66(); void prefix##_67(); \
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void prefix##_68(); void prefix##_69(); void prefix##_6a(); void prefix##_6b(); \
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void prefix##_6c(); void prefix##_6d(); void prefix##_6e(); void prefix##_6f(); \
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void prefix##_70(); void prefix##_71(); void prefix##_72(); void prefix##_73(); \
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void prefix##_74(); void prefix##_75(); void prefix##_76(); void prefix##_77(); \
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void prefix##_78(); void prefix##_79(); void prefix##_7a(); void prefix##_7b(); \
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void prefix##_7c(); void prefix##_7d(); void prefix##_7e(); void prefix##_7f(); \
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void prefix##_80(); void prefix##_81(); void prefix##_82(); void prefix##_83(); \
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void prefix##_84(); void prefix##_85(); void prefix##_86(); void prefix##_87(); \
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void prefix##_88(); void prefix##_89(); void prefix##_8a(); void prefix##_8b(); \
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void prefix##_8c(); void prefix##_8d(); void prefix##_8e(); void prefix##_8f(); \
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void prefix##_90(); void prefix##_91(); void prefix##_92(); void prefix##_93(); \
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void prefix##_94(); void prefix##_95(); void prefix##_96(); void prefix##_97(); \
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void prefix##_98(); void prefix##_99(); void prefix##_9a(); void prefix##_9b(); \
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void prefix##_9c(); void prefix##_9d(); void prefix##_9e(); void prefix##_9f(); \
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void prefix##_a0(); void prefix##_a1(); void prefix##_a2(); void prefix##_a3(); \
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void prefix##_a4(); void prefix##_a5(); void prefix##_a6(); void prefix##_a7(); \
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void prefix##_a8(); void prefix##_a9(); void prefix##_aa(); void prefix##_ab(); \
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void prefix##_ac(); void prefix##_ad(); void prefix##_ae(); void prefix##_af(); \
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void prefix##_b0(); void prefix##_b1(); void prefix##_b2(); void prefix##_b3(); \
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void prefix##_b4(); void prefix##_b5(); void prefix##_b6(); void prefix##_b7(); \
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void prefix##_b8(); void prefix##_b9(); void prefix##_ba(); void prefix##_bb(); \
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void prefix##_bc(); void prefix##_bd(); void prefix##_be(); void prefix##_bf(); \
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void prefix##_c0(); void prefix##_c1(); void prefix##_c2(); void prefix##_c3(); \
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void prefix##_c4(); void prefix##_c5(); void prefix##_c6(); void prefix##_c7(); \
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void prefix##_c8(); void prefix##_c9(); void prefix##_ca(); void prefix##_cb(); \
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void prefix##_cc(); void prefix##_cd(); void prefix##_ce(); void prefix##_cf(); \
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void prefix##_d0(); void prefix##_d1(); void prefix##_d2(); void prefix##_d3(); \
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void prefix##_d4(); void prefix##_d5(); void prefix##_d6(); void prefix##_d7(); \
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void prefix##_d8(); void prefix##_d9(); void prefix##_da(); void prefix##_db(); \
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void prefix##_dc(); void prefix##_dd(); void prefix##_de(); void prefix##_df(); \
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void prefix##_e0(); void prefix##_e1(); void prefix##_e2(); void prefix##_e3(); \
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void prefix##_e4(); void prefix##_e5(); void prefix##_e6(); void prefix##_e7(); \
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void prefix##_e8(); void prefix##_e9(); void prefix##_ea(); void prefix##_eb(); \
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void prefix##_ec(); void prefix##_ed(); void prefix##_ee(); void prefix##_ef(); \
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void prefix##_f0(); void prefix##_f1(); void prefix##_f2(); void prefix##_f3(); \
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void prefix##_f4(); void prefix##_f5(); void prefix##_f6(); void prefix##_f7(); \
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void prefix##_f8(); void prefix##_f9(); void prefix##_fa(); void prefix##_fb(); \
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void prefix##_fc(); void prefix##_fd(); void prefix##_fe(); void prefix##_ff();
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PROTOTYPES(op)
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PROTOTYPES(cb)
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PROTOTYPES(dd)
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PROTOTYPES(ed)
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PROTOTYPES(fd)
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PROTOTYPES(xycb)
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void illegal_1();
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void illegal_2();
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void halt();
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void leave_halt();
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u8 in(u16 port);
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void out(u16 port, u8 value);
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u8 rm(u16 addr);
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u8 rm_reg(u16 addr);
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void rm16(u16 addr, PAIR &r);
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void wm(u16 addr, u8 value);
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void wm16(u16 addr, PAIR &r);
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void wm16_sp(PAIR &r);
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u8 rop();
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u8 arg();
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u16 arg16();
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void eax();
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void eay();
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void pop(PAIR &r);
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void push(PAIR &r);
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void jp(void);
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void jp_cond(bool cond);
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void jr();
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void jr_cond(bool cond, u8 opcode);
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void call();
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void call_cond(bool cond, u8 opcode);
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void ret_cond(bool cond, u8 opcode);
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void retn();
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void reti();
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void ld_r_a();
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void ld_a_r();
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void ld_i_a();
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void ld_a_i();
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void rst(u16 addr);
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u8 inc(u8 value);
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u8 dec(u8 value);
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void inc(u8 &r);
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void dec(u8 &r);
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void rlca();
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void rrca();
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void rla();
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void rra();
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void rrd();
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void rld();
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void add_a(u8 value);
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void adc_a(u8 value);
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void sub(u8 value);
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@ -200,10 +96,6 @@ protected:
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void xor_a(u8 value);
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void cp(u8 value);
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void exx();
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void ex_sp(PAIR &r);
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void add16(PAIR &dr, PAIR &sr);
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void adc_hl(PAIR &r);
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void sbc_hl(PAIR &r);
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u8 rlc(u8 value);
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u8 rrc(u8 value);
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u8 rl(u8 value);
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@ -217,32 +109,13 @@ protected:
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void bit_xy(int bit, u8 value);
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u8 res(int bit, u8 value);
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u8 set(int bit, u8 value);
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void ldi();
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void cpi();
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u8 ini();
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u8 outi();
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void ldd();
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void cpd();
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u8 ind();
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u8 outd();
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void ldir();
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void cpir();
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void inir();
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void otir();
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void lddr();
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void cpdr();
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void indr();
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void otdr();
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void ei();
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void set_f(u8 f);
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void block_io_interrupted_flags(u8 data);
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void block_io_interrupted_flags();
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void execute_cycles(u8 icount);
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virtual void check_interrupts();
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void take_interrupt();
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void take_nmi();
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void nomreq_ir(s8 cycles);
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void nomreq_addr(u16 addr, s8 cycles);
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virtual void do_rop();
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virtual void do_op();
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bool check_icount(u8 to_step, int icount_saved, bool redonable);
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virtual u8 data_read(u16 addr);
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virtual void data_write(u16 addr, u8 value);
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@ -296,8 +169,14 @@ protected:
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u32 m_ea;
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int m_icount;
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int m_tmp_irq_vector;
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PAIR16 m_shared_addr;
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PAIR16 m_shared_data;
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PAIR16 m_shared_data2;
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u8 m_rtemp;
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bool m_redone;
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u32 m_ref;
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u8 m_m1_cycles;
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u8 m_memrq_cycles;
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u8 m_iorq_cycles;
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@ -312,15 +191,14 @@ public:
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protected:
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// device_t implementation
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virtual void device_start() override;
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virtual void device_reset() override;
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virtual void device_start() override ATTR_COLD;
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virtual void device_reset() override ATTR_COLD;
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// device_execute_interface implementation
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virtual u32 execute_input_lines() const noexcept override { return 7; }
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virtual void execute_set_input(int inputnum, int state) override;
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virtual void check_interrupts() override;
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void take_interrupt_nsc800();
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virtual void do_rop() override;
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u8 m_nsc800_irq_state[4]; // state of NSC800 restart interrupts A, B, C
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};
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6645
src/devices/cpu/z80/z80.lst
Normal file
6645
src/devices/cpu/z80/z80.lst
Normal file
File diff suppressed because it is too large
Load Diff
241
src/devices/cpu/z80/z80make.py
Normal file
241
src/devices/cpu/z80/z80make.py
Normal file
@ -0,0 +1,241 @@
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#!/usr/bin/python
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# license:BSD-3-Clause
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# copyright-holders:Andre I. Holub
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from __future__ import print_function
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USAGE = """
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Usage:
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%s [type] z80.lst z80.inc
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"""
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import sys
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class IndStr:
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def __init__(self, src, indent = None):
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self.str = src.strip()
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self.indent = indent
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if not indent:
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self.indent = src[:len(src) - len(src.lstrip())]
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def line(self):
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return self.str
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def get_indent(self):
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return self.indent
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def is_comment(self):
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return self.str.startswith("#") and not self.str.startswith("#if") and not self.str.startswith("#endif")
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def is_blank(self):
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return not self.str
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def has_indent(self):
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return self.indent != ''
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def replace(self, new):
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self.str = new
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def replace(self, old, new):
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return IndStr(self.str.replace(old, new), self.indent)
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def with_str(self, new_str):
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return IndStr(new_str, self.indent)
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def split(self):
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return self.str.split()
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def print(self, str, f):
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print("\t\t%s%s" % (self.indent, str), file=f)
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class Opcode:
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def __init__(self, code):
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self.code = code
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self.source = []
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def add_source_lines(self, lines):
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self.source.extend(lines)
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def save_dasm(self, f):
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code = self.code
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has_steps = len(self.source) > 1
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if has_steps:
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print("\t\tswitch (u8(m_ref))", file=f)
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print("\t\t{", file=f)
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print("\t\tcase 0x00:", file=f)
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step = 0
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for i in range(0, len(self.source)):
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il = self.source[i]
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line = il.line()
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tokens = line.split()
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if tokens[0] == '+':
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il.print("m_icount -= %s;" % (" ".join(tokens[1:])), f)
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step += 1
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to_step = "0x%s" % (hex(256 + step)[3:])
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il.print("if (check_icount(%s, 0, false)) return;" % (to_step), f)
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print("\t\t[[fallthrough]];", file=f)
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print("\t\tcase %s:" % (to_step), file=f)
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elif (len(tokens) > 2 and tokens[1] == "!!"):
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print("\t\t[[fallthrough]];", file=f)
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step += 1;
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print("\t\tcase 0x%s:" % (hex(256 + step)[3:]), file=f)
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il.print("{", f)
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il.print("\tconst int icount = m_icount;", f)
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il.print("\t%s" % " ".join(tokens[2:]), f)
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il.print("\tm_icount -= %s;" % (tokens[0]), f)
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step += 1
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to_step = "0x%s" % (hex(256 + step)[3:])
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il.print("\tif (check_icount(%s, icount, true)) return;" % (to_step), f)
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il.print("}", f)
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print("\t\t[[fallthrough]];", file=f)
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print("\t\tcase %s:" % (to_step), file=f)
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else:
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il.print("%s" % line, f)
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if has_steps:
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print("\t\tbreak;\n", file=f)
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print("\t\t}", file=f)
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class Macro:
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def __init__(self, name, arg_name = None):
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self.name = name
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self.source = []
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self.arg_name = arg_name
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def apply(self, arg):
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if self.arg_name is not None:
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return [ r.replace(self.arg_name, arg) for r in self.source ]
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else:
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return self.source
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def add_source_lines(self, lines):
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self.source.extend(lines)
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class OpcodeList:
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def __init__(self, gen, fname):
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self.gen = gen
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self.opcode_info = []
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self.macros = {}
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try:
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f = open(fname, "r")
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except Exception:
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err = sys.exc_info()[1]
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sys.stderr.write("Cannot read opcodes file %s [%s]\n" % (fname, err))
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sys.exit(1)
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inf = None
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for ln in f:
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line = IndStr(ln)
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# Skip comments except macros
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if line.is_comment() or line.is_blank():
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continue
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if line.has_indent():
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if inf is not None:
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if isinstance(inf, Macro):
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inf.add_source_lines([line])
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else:
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inf.add_source_lines(self.pre_process(line))
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else:
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# New opcode
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tokens = line.split()
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if tokens[0] == "macro":
|
||||
name = tokens[1]
|
||||
arg_name = None
|
||||
if len(tokens) > 2:
|
||||
arg_name = tokens[2]
|
||||
inf = Macro(name, arg_name)
|
||||
if name in self.macros:
|
||||
sys.stderr.write("Replacing macro: %s\n" % name)
|
||||
self.macros[name] = inf
|
||||
else:
|
||||
ntokens = tokens[0].split(":")
|
||||
if len(ntokens) == 2:
|
||||
inf = Opcode(ntokens[1])
|
||||
if ntokens[0] == self.gen:
|
||||
self.opcode_info.append(inf)
|
||||
else:
|
||||
inf = Opcode(ntokens[0])
|
||||
if None == self.gen:
|
||||
self.opcode_info.append(inf)
|
||||
|
||||
def pre_process(self, iline):
|
||||
out = []
|
||||
line = iline.str
|
||||
line_toc = line.split()
|
||||
times = 1
|
||||
if len(line_toc) > 2 and line_toc[1] == "*":
|
||||
times = int(line_toc[0])
|
||||
line_toc = line_toc[2:]
|
||||
line = " ".join(line_toc)
|
||||
for i in range(times):
|
||||
if line_toc[0] == 'call':
|
||||
name = line_toc[1]
|
||||
arg = None
|
||||
if len(line_toc) > 2:
|
||||
arg = line_toc[2]
|
||||
if name in self.macros:
|
||||
macro = self.macros[name]
|
||||
([out.extend(self.pre_process(il)) for il in macro.apply(arg)])
|
||||
else:
|
||||
sys.stderr.write("Macro not found %s\n" % name)
|
||||
out.append(iline.with_str("... %s" % name))
|
||||
else:
|
||||
out.append(iline.with_str(line))
|
||||
return out
|
||||
|
||||
def save_exec(self, f):
|
||||
prefix = None
|
||||
print("switch (u8(m_ref >> 16)) // prefix", file=f)
|
||||
print("{", file=f)
|
||||
for opc in self.opcode_info:
|
||||
if (opc.code[:2]) != prefix:
|
||||
if prefix is not None:
|
||||
print("\n\t}", file=f)
|
||||
print("\tbreak;", file=f)
|
||||
print("", file=f)
|
||||
print("}", file=f)
|
||||
print("break; // prefix: 0x%s" % (prefix), file=f)
|
||||
print("", file=f)
|
||||
prefix = opc.code[:2]
|
||||
print("case 0x%s:" % (opc.code[:2]), file=f)
|
||||
print("{", file=f)
|
||||
print("\tswitch (u8(m_ref >> 8)) // opcode", file=f)
|
||||
print("\t{", file=f)
|
||||
print("\tcase 0x%s:" % (opc.code[2:]), file=f)
|
||||
#print("\t{", file=f)
|
||||
opc.save_dasm(f)
|
||||
#print("\t}", file=f)
|
||||
print("\tbreak;", file=f)
|
||||
print("", file=f)
|
||||
print("\t} // switch opcode", file=f)
|
||||
print("}", file=f)
|
||||
print("break; // prefix: 0x%s" % (prefix), file=f)
|
||||
print("", file=f)
|
||||
print("} // switch prefix", file=f)
|
||||
|
||||
def main(argv):
|
||||
if len(argv) != 3 and len(argv) != 4:
|
||||
print(USAGE % argv[0])
|
||||
return 1
|
||||
|
||||
fidx = 1
|
||||
gen = None
|
||||
if len(argv) == 4:
|
||||
gen = argv[1]
|
||||
fidx = 2
|
||||
|
||||
opcodes = OpcodeList(gen, argv[fidx])
|
||||
|
||||
try:
|
||||
f = open(argv[fidx + 1], "w")
|
||||
except Exception:
|
||||
err = sys.exc_info()[fidx]
|
||||
sys.stderr.write("cannot write file %s [%s]\n" % (argv[fidx + 1], err))
|
||||
sys.exit(1)
|
||||
|
||||
opcodes.save_exec(f)
|
||||
f.close()
|
||||
|
||||
# ======================================================================
|
||||
if __name__ == "__main__":
|
||||
sys.exit(main(sys.argv))
|
||||
Loading…
Reference in New Issue
Block a user