Mercurial > repos > blastem

annotate m68k_internal.h @ 1047:6b07af1515b5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Change cycle tracking code for Z80 core to only use a single register. Store low 7 bits of R in a reg and increment it appropriately.
author Michael Pavone <pavone@retrodev.com>
date Wed, 27 Jul 2016 22:46:22 -0700
parents 33a46d35b913
children 2ec5e6eaf81d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1 /*
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
2 Copyright 2014 Michael Pavone
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
3 This file is part of BlastEm.
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
5 */
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
6 #ifndef M68K_INTERNAL_H_
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
7 #define M68K_INTERNAL_H_
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
8
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
9 #include "68kinst.h"
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
10
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
11 //functions implemented in host CPU specfic file
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
12 void translate_out_of_bounds(code_info *code);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
13 void areg_to_native(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
14 void dreg_to_native(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
15 void areg_to_native_sx(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
16 void dreg_to_native_sx(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
17 void native_to_areg(m68k_options *opts, uint8_t native_reg, uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
18 void native_to_dreg(m68k_options *opts, uint8_t native_reg, uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
19 void ldi_areg(m68k_options *opts, int32_t value, uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
20 void ldi_native(m68k_options *opts, int32_t value, uint8_t reg);
588
963d5901f583 Move translate_m68k_movem to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 587
diff changeset
21 void addi_native(m68k_options *opts, int32_t value, uint8_t reg);
963d5901f583 Move translate_m68k_movem to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 587
diff changeset
22 void subi_native(m68k_options *opts, int32_t value, uint8_t reg);
963d5901f583 Move translate_m68k_movem to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 587
diff changeset
23 void push_native(m68k_options *opts, uint8_t reg);
963d5901f583 Move translate_m68k_movem to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 587
diff changeset
24 void pop_native(m68k_options *opts, uint8_t reg);
963d5901f583 Move translate_m68k_movem to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 587
diff changeset
25 void sign_extend16_native(m68k_options *opts, uint8_t reg);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
26 void addi_areg(m68k_options *opts, int32_t val, uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
27 void subi_areg(m68k_options *opts, int32_t val, uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
28 void add_areg_native(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
29 void add_dreg_native(m68k_options *opts, uint8_t reg, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
30 void calc_areg_displace(m68k_options *opts, m68k_op_info *op, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
31 void calc_index_disp8(m68k_options *opts, m68k_op_info *op, uint8_t native_reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
32 void calc_areg_index_disp8(m68k_options *opts, m68k_op_info *op, uint8_t native_reg);
587
55c5b0f913ce Made m68k_retranslate_inst host-cpu generic and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 584
diff changeset
33 void nop_fill_or_jmp_next(code_info *code, code_ptr old_end, code_ptr next_inst);
687
a61d33ccea7d Moved translate_m68k_rte and translate_m68k_reset to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 601
diff changeset
34 void check_user_mode_swap_ssp_usp(m68k_options *opts);
981
902c53d9c16f Half assed, prefetch based open bus value emulation. Gets BlastEm up to 119/122 in VDP FIFO Testing
Michael Pavone <pavone@retrodev.com>
parents: 979
diff changeset
35 void m68k_set_last_prefetch(m68k_options *opts, uint32_t address);
987
1f09994e92c5 Initial stab at implementing address error exceptions. Need to fill in the value of IR, undefined bits of last stack frame word and properly deal with address errors that occur during exception processing.
Michael Pavone <pavone@retrodev.com>
parents: 986
diff changeset
36 void translate_m68k_odd(m68k_options *opts, m68kinst *inst);
990
33a46d35b913 Implement privelege violation exceptions
Michael Pavone <pavone@retrodev.com>
parents: 987
diff changeset
37 void m68k_trap_if_not_supervisor(m68k_options *opts, m68kinst *inst);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
38
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
39 //functions implemented in m68k_core.c
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
40 int8_t native_reg(m68k_op_info * op, m68k_options * opts);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
41 size_t dreg_offset(uint8_t reg);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
42 size_t areg_offset(uint8_t reg);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
43 size_t reg_offset(m68k_op_info *op);
582
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
44 void translate_m68k_op(m68kinst * inst, host_ea * ea, m68k_options * opts, uint8_t dst);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
45 void print_regs_exit(m68k_context * context);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
46 void m68k_read_size(m68k_options *opts, uint8_t size);
979
771875b5f519 Fix order of writes for move.l with a predec destination
Michael Pavone <pavone@retrodev.com>
parents: 839
diff changeset
47 void m68k_write_size(m68k_options *opts, uint8_t size, uint8_t lowfirst);
688
8c546bc1d773 Moved m68k_save_result to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 687
diff changeset
48 void m68k_save_result(m68kinst * inst, m68k_options * opts);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
49 void push_const(m68k_options *opts, int32_t value);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
50 void jump_m68k_abs(m68k_options * opts, uint32_t address);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
51 void swap_ssp_usp(m68k_options * opts);
726
7367b14ac01c Don't attempt to translate or map code at odd addresses. This fixes a bug that shows up when playing College Footbal USA 96
Michael Pavone <pavone@retrodev.com>
parents: 688
diff changeset
52 code_ptr get_native_address(m68k_options *opts, uint32_t address);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
53 void map_native_address(m68k_context * context, uint32_t address, code_ptr native_addr, uint8_t size, uint8_t native_size);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
54 uint8_t get_native_inst_size(m68k_options * opts, uint32_t address);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
55 uint8_t m68k_is_terminal(m68kinst * inst);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
56 void m68k_handle_deferred(m68k_context * context);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
57 code_ptr get_native_address_trans(m68k_context * context, uint32_t address);
587
55c5b0f913ce Made m68k_retranslate_inst host-cpu generic and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 584
diff changeset
58 void * m68k_retranslate_inst(uint32_t address, m68k_context * context);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
59
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
60 //individual instructions
582
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
61 void translate_m68k_bcc(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
62 void translate_m68k_scc(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
63 void translate_m68k_dbcc(m68k_options * opts, m68kinst * inst);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
64 void translate_m68k_rtr(m68k_options *opts, m68kinst * inst);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
65 void translate_m68k_trap(m68k_options *opts, m68kinst *inst);
839
4556818b6847 Implement TRAPV
Michael Pavone <pavone@retrodev.com>
parents: 837
diff changeset
66 void translate_m68k_trapv(m68k_options *opts, m68kinst *inst);
582
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
67 void translate_m68k_move(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
68 void translate_m68k_movep(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
69 void translate_m68k_arith(m68k_options *opts, m68kinst * inst, uint32_t flag_mask, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
70 void translate_m68k_unary(m68k_options *opts, m68kinst *inst, uint32_t flag_mask, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
71 void translate_m68k_cmp(m68k_options * opts, m68kinst * inst);
837
f2cd380adebe Implement TAS
Michael Pavone <pavone@retrodev.com>
parents: 726
diff changeset
72 void translate_m68k_tas(m68k_options * opts, m68kinst * inst);
582
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
73 void translate_m68k_clr(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
74 void translate_m68k_ext(m68k_options * opts, m68kinst * inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
75 void translate_m68k_abcd_sbcd(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
76 void translate_m68k_sl(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
77 void translate_m68k_asr(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
78 void translate_m68k_lsr(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
79 void translate_m68k_bit(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
80 void translate_m68k_chk(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
81 void translate_m68k_div(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
82 void translate_m68k_exg(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
83 void translate_m68k_mul(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
84 void translate_m68k_negx(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
85 void translate_m68k_rot(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
584
b6713c1b6f55 Combine andi ccr/sr and ori ccr/sr.
Michael Pavone <pavone@retrodev.com>
parents: 582
diff changeset
86 void translate_m68k_andi_ori_ccr_sr(m68k_options *opts, m68kinst *inst);
582
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
87 void translate_m68k_eori_ccr_sr(m68k_options *opts, m68kinst *inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
88 void translate_m68k_move_ccr_sr(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
89 void translate_m68k_stop(m68k_options *opts, m68kinst *inst);
c05fcbfe1b1a Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Michael Pavone <pavone@retrodev.com>
parents: 581
diff changeset
90 void translate_m68k_move_from_sr(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
91
576
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
92 //flag update bits
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
93 #define X0 0x0001
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
94 #define X1 0x0002
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
95 #define X 0x0004
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
96 #define N0 0x0008
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
97 #define N1 0x0010
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
98 #define N 0x0020
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
99 #define Z0 0x0040
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
100 #define Z1 0x0080
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
101 #define Z 0x0100
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
102 #define V0 0x0200
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
103 #define V1 0x0400
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
104 #define V 0x0800
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
105 #define C0 0x1000
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
106 #define C1 0x2000
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
107 #define C 0x4000
a6f2db4df70d Small refactor to flag handling in 68K core
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
108
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
109 #define BUS 4
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
110 #define PREDEC_PENALTY 2
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
111 extern char disasm_buf[1024];
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
112
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
113 m68k_context * sync_components(m68k_context * context, uint32_t address);
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
114
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
115 void m68k_invalid();
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
116 void bcd_add();
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
117 void bcd_sub();
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
diff changeset
118
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
119 #endif //M68K_INTERNAL_H_