diff options
Diffstat (limited to 'src/emu/cpu/m68000/m68k_in.c')
-rw-r--r-- | src/emu/cpu/m68000/m68k_in.c | 10685 |
1 files changed, 10685 insertions, 0 deletions
diff --git a/src/emu/cpu/m68000/m68k_in.c b/src/emu/cpu/m68000/m68k_in.c new file mode 100644 index 00000000000..79c957f4067 --- /dev/null +++ b/src/emu/cpu/m68000/m68k_in.c @@ -0,0 +1,10685 @@ +/* +must fix: + callm + chk +*/ +/* ======================================================================== */ +/* ========================= LICENSING & COPYRIGHT ======================== */ +/* ======================================================================== */ +/* + * MUSASHI + * Version 3.31 + * + * A portable Motorola M680x0 processor emulation engine. + * Copyright 1998-2007 Karl Stenerud. All rights reserved. + * + * This code may be freely used for non-commercial purposes as long as this + * copyright notice remains unaltered in the source code and any binary files + * containing this code in compiled form. + * + * All other lisencing terms must be negotiated with the author + * (Karl Stenerud). + * + * The latest version of this code can be obtained at: + * http://kstenerud.cjb.net + */ + +/* Special thanks to Bart Trzynadlowski for his insight into the + * undocumented features of this chip: + * + * http://dynarec.com/~bart/files/68knotes.txt + */ + + +/* Input file for m68kmake + * ----------------------- + * + * All sections begin with 80 X's in a row followed by an end-of-line + * sequence. + * After this, m68kmake will expect to find one of the following section + * identifiers: + * M68KMAKE_PROTOTYPE_HEADER - header for opcode handler prototypes + * M68KMAKE_PROTOTYPE_FOOTER - footer for opcode handler prototypes + * M68KMAKE_TABLE_HEADER - header for opcode handler jumptable + * M68KMAKE_TABLE_FOOTER - footer for opcode handler jumptable + * M68KMAKE_TABLE_BODY - the table itself + * M68KMAKE_OPCODE_HANDLER_HEADER - header for opcode handler implementation + * M68KMAKE_OPCODE_HANDLER_FOOTER - footer for opcode handler implementation + * M68KMAKE_OPCODE_HANDLER_BODY - body section for opcode handler implementation + * + * NOTE: M68KMAKE_OPCODE_HANDLER_BODY must be last in the file and + * M68KMAKE_TABLE_BODY must be second last in the file. + * + * The M68KMAKE_OPHANDLER_BODY section contains the opcode handler + * primitives themselves. Each opcode handler begins with: + * M68KMAKE_OP(A, B, C, D) + * + * where A is the opcode handler name, B is the size of the operation, + * C denotes any special processing mode, and D denotes a specific + * addressing mode. + * For C and D where nothing is specified, use "." + * + * Example: + * M68KMAKE_OP(abcd, 8, rr, .) abcd, size 8, register to register, default EA + * M68KMAKE_OP(abcd, 8, mm, ax7) abcd, size 8, memory to memory, register X is A7 + * M68KMAKE_OP(tst, 16, ., pcix) tst, size 16, PCIX addressing + * + * All opcode handler primitives end with a closing curly brace "}" at column 1 + * + * NOTE: Do not place a M68KMAKE_OP() directive inside the opcode handler, + * and do not put a closing curly brace at column 1 unless it is + * marking the end of the handler! + * + * Inside the handler, m68kmake will recognize M68KMAKE_GET_OPER_xx_xx, + * M68KMAKE_GET_EA_xx_xx, and M68KMAKE_CC directives, and create multiple + * opcode handlers to handle variations in the opcode handler. + * Note: M68KMAKE_CC will only be interpreted in condition code opcodes. + * As well, M68KMAKE_GET_EA_xx_xx and M68KMAKE_GET_OPER_xx_xx will only + * be interpreted on instructions where the corresponding table entry + * specifies multiple effective addressing modes. + * Example: + * clr 32 . . 0100001010...... A+-DXWL... U U U 12 6 4 + * + * This table entry says that the clr.l opcde has 7 variations (A+-DXWL). + * It is run in user or supervisor mode for all CPUs, and uses 12 cycles for + * 68000, 6 cycles for 68010, and 4 cycles for 68020. + */ + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_PROTOTYPE_HEADER + +#ifndef M68KOPS__HEADER +#define M68KOPS__HEADER + +/* ======================================================================== */ +/* ============================ OPCODE HANDLERS =========================== */ +/* ======================================================================== */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_PROTOTYPE_FOOTER + + +/* Build the opcode handler table */ +void m68ki_build_opcode_table(void); + +extern void (*m68ki_instruction_jump_table[0x10000])(void); /* opcode handler jump table */ +extern unsigned char m68ki_cycles[][0x10000]; + + +/* ======================================================================== */ +/* ============================== END OF FILE ============================= */ +/* ======================================================================== */ + +#endif /* M68KOPS__HEADER */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_TABLE_HEADER + +/* ======================================================================== */ +/* ========================= OPCODE TABLE BUILDER ========================= */ +/* ======================================================================== */ + +#include "m68kops.h" + +#define NUM_CPU_TYPES 4 + +void (*m68ki_instruction_jump_table[0x10000])(void); /* opcode handler jump table */ +unsigned char m68ki_cycles[NUM_CPU_TYPES][0x10000]; /* Cycles used by CPU type */ + +/* This is used to generate the opcode handler jump table */ +typedef struct +{ + void (*opcode_handler)(void); /* handler function */ + unsigned int mask; /* mask on opcode */ + unsigned int match; /* what to match after masking */ + unsigned char cycles[NUM_CPU_TYPES]; /* cycles each cpu type takes */ +} opcode_handler_struct; + + +/* Opcode handler table */ +static opcode_handler_struct m68k_opcode_handler_table[] = +{ +/* function mask match 000 010 020 040 */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_TABLE_FOOTER + + {0, 0, 0, {0, 0, 0, 0}} +}; + + +/* Build the opcode handler jump table */ +void m68ki_build_opcode_table(void) +{ + opcode_handler_struct *ostruct; + int instr; + int i; + int j; + int k; + + for(i = 0; i < 0x10000; i++) + { + /* default to illegal */ + m68ki_instruction_jump_table[i] = m68k_op_illegal; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][i] = 0; + } + + ostruct = m68k_opcode_handler_table; + while(ostruct->mask != 0xff00) + { + for(i = 0;i < 0x10000;i++) + { + if((i & ostruct->mask) == ostruct->match) + { + m68ki_instruction_jump_table[i] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][i] = ostruct->cycles[k]; + } + } + ostruct++; + } + while(ostruct->mask == 0xff00) + { + for(i = 0;i <= 0xff;i++) + { + m68ki_instruction_jump_table[ostruct->match | i] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][ostruct->match | i] = ostruct->cycles[k]; + } + ostruct++; + } + while(ostruct->mask == 0xf1f8) + { + for(i = 0;i < 8;i++) + { + for(j = 0;j < 8;j++) + { + instr = ostruct->match | (i << 9) | j; + m68ki_instruction_jump_table[instr] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][instr] = ostruct->cycles[k]; + } + } + ostruct++; + } + while(ostruct->mask == 0xfff0) + { + for(i = 0;i <= 0x0f;i++) + { + m68ki_instruction_jump_table[ostruct->match | i] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][ostruct->match | i] = ostruct->cycles[k]; + } + ostruct++; + } + while(ostruct->mask == 0xf1ff) + { + for(i = 0;i <= 0x07;i++) + { + m68ki_instruction_jump_table[ostruct->match | (i << 9)] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][ostruct->match | (i << 9)] = ostruct->cycles[k]; + } + ostruct++; + } + while(ostruct->mask == 0xfff8) + { + for(i = 0;i <= 0x07;i++) + { + m68ki_instruction_jump_table[ostruct->match | i] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][ostruct->match | i] = ostruct->cycles[k]; + } + ostruct++; + } + while(ostruct->mask == 0xffff) + { + m68ki_instruction_jump_table[ostruct->match] = ostruct->opcode_handler; + for(k=0;k<NUM_CPU_TYPES;k++) + m68ki_cycles[k][ostruct->match] = ostruct->cycles[k]; + ostruct++; + } +} + + +/* ======================================================================== */ +/* ============================== END OF FILE ============================= */ +/* ======================================================================== */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_OPCODE_HANDLER_HEADER + +#include "m68kcpu.h" +extern void m68040_fpu_op0(void); +extern void m68040_fpu_op1(void); + +/* ======================================================================== */ +/* ========================= INSTRUCTION HANDLERS ========================= */ +/* ======================================================================== */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_OPCODE_HANDLER_FOOTER + +/* ======================================================================== */ +/* ============================== END OF FILE ============================= */ +/* ======================================================================== */ + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_TABLE_BODY + +The following table is arranged as follows: + +name: Opcode mnemonic + +size: Operation size + +spec proc: Special processing mode: + .: normal + s: static operand + r: register operand + rr: register to register + mm: memory to memory + er: effective address to register + re: register to effective address + dd: data register to data register + da: data register to address register + aa: address register to address register + cr: control register to register + rc: register to control register + toc: to condition code register + tos: to status register + tou: to user stack pointer + frc: from condition code register + frs: from status register + fru: from user stack pointer + * for move.x, the special processing mode is a specific + destination effective addressing mode. + +spec ea: Specific effective addressing mode: + .: normal + i: immediate + d: data register + a: address register + ai: address register indirect + pi: address register indirect with postincrement + pd: address register indirect with predecrement + di: address register indirect with displacement + ix: address register indirect with index + aw: absolute word address + al: absolute long address + pcdi: program counter relative with displacement + pcix: program counter relative with index + a7: register specified in instruction is A7 + ax7: register field X of instruction is A7 + ay7: register field Y of instruction is A7 + axy7: register fields X and Y of instruction are A7 + +bit pattern: Pattern to recognize this opcode. "." means don't care. + +allowed ea: List of allowed addressing modes: + .: not present + A: address register indirect + +: ARI (address register indirect) with postincrement + -: ARI with predecrement + D: ARI with displacement + X: ARI with index + W: absolute word address + L: absolute long address + d: program counter indirect with displacement + x: program counter indirect with index + I: immediate +mode: CPU operating mode for each cpu type. U = user or supervisor, + S = supervisor only, "." = opcode not present. + +cpu cycles: Base number of cycles required to execute this opcode on the + specified CPU type. + Use "." if CPU does not have this opcode. + + + + spec spec allowed ea mode cpu cycles +name size proc ea bit pattern A+-DXWLdxI 0 1 2 4 000 010 020 040 comments +====== ==== ==== ==== ================ ========== = = = = === === === === ============= +M68KMAKE_TABLE_START +1010 0 . . 1010............ .......... U U U U 4 4 4 4 +1111 0 . . 1111............ .......... U U U U 4 4 4 4 +040fpu0 32 . . 11110010........ .......... . . . U . . . 0 +040fpu1 32 . . 11110011........ .......... . . . U . . . 0 +abcd 8 rr . 1100...100000... .......... U U U U 6 6 4 4 +abcd 8 mm ax7 1100111100001... .......... U U U U 18 18 16 16 +abcd 8 mm ay7 1100...100001111 .......... U U U U 18 18 16 16 +abcd 8 mm axy7 1100111100001111 .......... U U U U 18 18 16 16 +abcd 8 mm . 1100...100001... .......... U U U U 18 18 16 16 +add 8 er d 1101...000000... .......... U U U U 4 4 2 2 +add 8 er . 1101...000...... A+-DXWLdxI U U U U 4 4 2 2 +add 16 er d 1101...001000... .......... U U U U 4 4 2 2 +add 16 er a 1101...001001... .......... U U U U 4 4 2 2 +add 16 er . 1101...001...... A+-DXWLdxI U U U U 4 4 2 2 +add 32 er d 1101...010000... .......... U U U U 6 6 2 2 +add 32 er a 1101...010001... .......... U U U U 6 6 2 2 +add 32 er . 1101...010...... A+-DXWLdxI U U U U 6 6 2 2 +add 8 re . 1101...100...... A+-DXWL... U U U U 8 8 4 4 +add 16 re . 1101...101...... A+-DXWL... U U U U 8 8 4 4 +add 32 re . 1101...110...... A+-DXWL... U U U U 12 12 4 4 +adda 16 . d 1101...011000... .......... U U U U 8 8 2 2 +adda 16 . a 1101...011001... .......... U U U U 8 8 2 2 +adda 16 . . 1101...011...... A+-DXWLdxI U U U U 8 8 2 2 +adda 32 . d 1101...111000... .......... U U U U 6 6 2 2 +adda 32 . a 1101...111001... .......... U U U U 6 6 2 2 +adda 32 . . 1101...111...... A+-DXWLdxI U U U U 6 6 2 2 +addi 8 . d 0000011000000... .......... U U U U 8 8 2 2 +addi 8 . . 0000011000...... A+-DXWL... U U U U 12 12 4 4 +addi 16 . d 0000011001000... .......... U U U U 8 8 2 2 +addi 16 . . 0000011001...... A+-DXWL... U U U U 12 12 4 4 +addi 32 . d 0000011010000... .......... U U U U 16 14 2 2 +addi 32 . . 0000011010...... A+-DXWL... U U U U 20 20 4 4 +addq 8 . d 0101...000000... .......... U U U U 4 4 2 2 +addq 8 . . 0101...000...... A+-DXWL... U U U U 8 8 4 4 +addq 16 . d 0101...001000... .......... U U U U 4 4 2 2 +addq 16 . a 0101...001001... .......... U U U U 4 4 2 2 +addq 16 . . 0101...001...... A+-DXWL... U U U U 8 8 4 4 +addq 32 . d 0101...010000... .......... U U U U 8 8 2 2 +addq 32 . a 0101...010001... .......... U U U U 8 8 2 2 +addq 32 . . 0101...010...... A+-DXWL... U U U U 12 12 4 4 +addx 8 rr . 1101...100000... .......... U U U U 4 4 2 2 +addx 16 rr . 1101...101000... .......... U U U U 4 4 2 2 +addx 32 rr . 1101...110000... .......... U U U U 8 6 2 2 +addx 8 mm ax7 1101111100001... .......... U U U U 18 18 12 12 +addx 8 mm ay7 1101...100001111 .......... U U U U 18 18 12 12 +addx 8 mm axy7 1101111100001111 .......... U U U U 18 18 12 12 +addx 8 mm . 1101...100001... .......... U U U U 18 18 12 12 +addx 16 mm . 1101...101001... .......... U U U U 18 18 12 12 +addx 32 mm . 1101...110001... .......... U U U U 30 30 12 12 +and 8 er d 1100...000000... .......... U U U U 4 4 2 2 +and 8 er . 1100...000...... A+-DXWLdxI U U U U 4 4 2 2 +and 16 er d 1100...001000... .......... U U U U 4 4 2 2 +and 16 er . 1100...001...... A+-DXWLdxI U U U U 4 4 2 2 +and 32 er d 1100...010000... .......... U U U U 6 6 2 2 +and 32 er . 1100...010...... A+-DXWLdxI U U U U 6 6 2 2 +and 8 re . 1100...100...... A+-DXWL... U U U U 8 8 4 4 +and 16 re . 1100...101...... A+-DXWL... U U U U 8 8 4 4 +and 32 re . 1100...110...... A+-DXWL... U U U U 12 12 4 4 +andi 16 toc . 0000001000111100 .......... U U U U 20 16 12 12 +andi 16 tos . 0000001001111100 .......... S S S S 20 16 12 12 +andi 8 . d 0000001000000... .......... U U U U 8 8 2 2 +andi 8 . . 0000001000...... A+-DXWL... U U U U 12 12 4 4 +andi 16 . d 0000001001000... .......... U U U U 8 8 2 2 +andi 16 . . 0000001001...... A+-DXWL... U U U U 12 12 4 4 +andi 32 . d 0000001010000... .......... U U U U 14 14 2 2 +andi 32 . . 0000001010...... A+-DXWL... U U U U 20 20 4 4 +asr 8 s . 1110...000000... .......... U U U U 6 6 6 6 +asr 16 s . 1110...001000... .......... U U U U 6 6 6 6 +asr 32 s . 1110...010000... .......... U U U U 8 8 6 6 +asr 8 r . 1110...000100... .......... U U U U 6 6 6 6 +asr 16 r . 1110...001100... .......... U U U U 6 6 6 6 +asr 32 r . 1110...010100... .......... U U U U 8 8 6 6 +asr 16 . . 1110000011...... A+-DXWL... U U U U 8 8 5 5 +asl 8 s . 1110...100000... .......... U U U U 6 6 8 8 +asl 16 s . 1110...101000... .......... U U U U 6 6 8 8 +asl 32 s . 1110...110000... .......... U U U U 8 8 8 8 +asl 8 r . 1110...100100... .......... U U U U 6 6 8 8 +asl 16 r . 1110...101100... .......... U U U U 6 6 8 8 +asl 32 r . 1110...110100... .......... U U U U 8 8 8 8 +asl 16 . . 1110000111...... A+-DXWL... U U U U 8 8 6 6 +bcc 8 . . 0110............ .......... U U U U 10 10 6 6 +bcc 16 . . 0110....00000000 .......... U U U U 10 10 6 6 +bcc 32 . . 0110....11111111 .......... U U U U 10 10 6 6 +bchg 8 r . 0000...101...... A+-DXWL... U U U U 8 8 4 4 +bchg 32 r d 0000...101000... .......... U U U U 8 8 4 4 +bchg 8 s . 0000100001...... A+-DXWL... U U U U 12 12 4 4 +bchg 32 s d 0000100001000... .......... U U U U 12 12 4 4 +bclr 8 r . 0000...110...... A+-DXWL... U U U U 8 10 4 4 +bclr 32 r d 0000...110000... .......... U U U U 10 10 4 4 +bclr 8 s . 0000100010...... A+-DXWL... U U U U 12 12 4 4 +bclr 32 s d 0000100010000... .......... U U U U 14 14 4 4 +bfchg 32 . d 1110101011000... .......... . . U U . . 12 12 timing not quite correct +bfchg 32 . . 1110101011...... A..DXWL... . . U U . . 20 20 +bfclr 32 . d 1110110011000... .......... . . U U . . 12 12 +bfclr 32 . . 1110110011...... A..DXWL... . . U U . . 20 20 +bfexts 32 . d 1110101111000... .......... . . U U . . 8 8 +bfexts 32 . . 1110101111...... A..DXWLdx. . . U U . . 15 15 +bfextu 32 . d 1110100111000... .......... . . U U . . 8 8 +bfextu 32 . . 1110100111...... A..DXWLdx. . . U U . . 15 15 +bfffo 32 . d 1110110111000... .......... . . U U . . 18 18 +bfffo 32 . . 1110110111...... A..DXWLdx. . . U U . . 28 28 +bfins 32 . d 1110111111000... .......... . . U U . . 10 10 +bfins 32 . . 1110111111...... A..DXWL... . . U U . . 17 17 +bfset 32 . d 1110111011000... .......... . . U U . . 12 12 +bfset 32 . . 1110111011...... A..DXWL... . . U U . . 20 20 +bftst 32 . d 1110100011000... .......... . . U U . . 6 6 +bftst 32 . . 1110100011...... A..DXWLdx. . . U U . . 13 13 +bkpt 0 . . 0100100001001... .......... . U U U . 10 10 10 +bra 8 . . 01100000........ .......... U U U U 10 10 10 10 +bra 16 . . 0110000000000000 .......... U U U U 10 10 10 10 +bra 32 . . 0110000011111111 .......... U U U U 10 10 10 10 +bset 32 r d 0000...111000... .......... U U U U 8 8 4 4 +bset 8 r . 0000...111...... A+-DXWL... U U U U 8 8 4 4 +bset 8 s . 0000100011...... A+-DXWL... U U U U 12 12 4 4 +bset 32 s d 0000100011000... .......... U U U U 12 12 4 4 +bsr 8 . . 01100001........ .......... U U U U 18 18 7 7 +bsr 16 . . 0110000100000000 .......... U U U U 18 18 7 7 +bsr 32 . . 0110000111111111 .......... U U U U 18 18 7 7 +btst 8 r . 0000...100...... A+-DXWLdxI U U U U 4 4 4 4 +btst 32 r d 0000...100000... .......... U U U U 6 6 4 4 +btst 8 s . 0000100000...... A+-DXWLdx. U U U U 8 8 4 4 +btst 32 s d 0000100000000... .......... U U U U 10 10 4 4 +callm 32 . . 0000011011...... A..DXWLdx. . . U U . . 60 60 not properly emulated +cas 8 . . 0000101011...... A+-DXWL... . . U U . . 12 12 +cas 16 . . 0000110011...... A+-DXWL... . . U U . . 12 12 +cas 32 . . 0000111011...... A+-DXWL... . . U U . . 12 12 +cas2 16 . . 0000110011111100 .......... . . U U . . 12 12 +cas2 32 . . 0000111011111100 .......... . . U U . . 12 12 +chk 16 . d 0100...110000... .......... U U U U 10 8 8 8 +chk 16 . . 0100...110...... A+-DXWLdxI U U U U 10 8 8 8 +chk 32 . d 0100...100000... .......... . . U U . . 8 8 +chk 32 . . 0100...100...... A+-DXWLdxI . . U U . . 8 8 +chk2cmp2 8 . pcdi 0000000011111010 .......... . . U U . . 23 23 +chk2cmp2 8 . pcix 0000000011111011 .......... . . U U . . 23 23 +chk2cmp2 8 . . 0000000011...... A..DXWL... . . U U . . 18 18 +chk2cmp2 16 . pcdi 0000001011111010 .......... . . U U . . 23 23 +chk2cmp2 16 . pcix 0000001011111011 .......... . . U U . . 23 23 +chk2cmp2 16 . . 0000001011...... A..DXWL... . . U U . . 18 18 +chk2cmp2 32 . pcdi 0000010011111010 .......... . . U U . . 23 23 +chk2cmp2 32 . pcix 0000010011111011 .......... . . U U . . 23 23 +chk2cmp2 32 . . 0000010011...... A..DXWL... . . U U . . 18 18 +clr 8 . d 0100001000000... .......... U U U U 4 4 2 2 +clr 8 . . 0100001000...... A+-DXWL... U U U U 8 4 4 4 +clr 16 . d 0100001001000... .......... U U U U 4 4 2 2 +clr 16 . . 0100001001...... A+-DXWL... U U U U 8 4 4 4 +clr 32 . d 0100001010000... .......... U U U U 6 6 2 2 +clr 32 . . 0100001010...... A+-DXWL... U U U U 12 6 4 4 +cmp 8 . d 1011...000000... .......... U U U U 4 4 2 2 +cmp 8 . . 1011...000...... A+-DXWLdxI U U U U 4 4 2 2 +cmp 16 . d 1011...001000... .......... U U U U 4 4 2 2 +cmp 16 . a 1011...001001... .......... U U U U 4 4 2 2 +cmp 16 . . 1011...001...... A+-DXWLdxI U U U U 4 4 2 2 +cmp 32 . d 1011...010000... .......... U U U U 6 6 2 2 +cmp 32 . a 1011...010001... .......... U U U U 6 6 2 2 +cmp 32 . . 1011...010...... A+-DXWLdxI U U U U 6 6 2 2 +cmpa 16 . d 1011...011000... .......... U U U U 6 6 4 4 +cmpa 16 . a 1011...011001... .......... U U U U 6 6 4 4 +cmpa 16 . . 1011...011...... A+-DXWLdxI U U U U 6 6 4 4 +cmpa 32 . d 1011...111000... .......... U U U U 6 6 4 4 +cmpa 32 . a 1011...111001... .......... U U U U 6 6 4 4 +cmpa 32 . . 1011...111...... A+-DXWLdxI U U U U 6 6 4 4 +cmpi 8 . d 0000110000000... .......... U U U U 8 8 2 2 +cmpi 8 . . 0000110000...... A+-DXWL... U U U U 8 8 2 2 +cmpi 8 . pcdi 0000110000111010 .......... . . U U . . 7 7 +cmpi 8 . pcix 0000110000111011 .......... . . U U . . 9 9 +cmpi 16 . d 0000110001000... .......... U U U U 8 8 2 2 +cmpi 16 . . 0000110001...... A+-DXWL... U U U U 8 8 2 2 +cmpi 16 . pcdi 0000110001111010 .......... . . U U . . 7 7 +cmpi 16 . pcix 0000110001111011 .......... . . U U . . 9 9 +cmpi 32 . d 0000110010000... .......... U U U U 14 12 2 2 +cmpi 32 . . 0000110010...... A+-DXWL... U U U U 12 12 2 2 +cmpi 32 . pcdi 0000110010111010 .......... . . U U . . 7 7 +cmpi 32 . pcix 0000110010111011 .......... . . U U . . 9 9 +cmpm 8 . ax7 1011111100001... .......... U U U U 12 12 9 9 +cmpm 8 . ay7 1011...100001111 .......... U U U U 12 12 9 9 +cmpm 8 . axy7 1011111100001111 .......... U U U U 12 12 9 9 +cmpm 8 . . 1011...100001... .......... U U U U 12 12 9 9 +cmpm 16 . . 1011...101001... .......... U U U U 12 12 9 9 +cmpm 32 . . 1011...110001... .......... U U U U 20 20 9 9 +cpbcc 32 . . 1111...01....... .......... . . U . . . 4 . unemulated +cpdbcc 32 . . 1111...001001... .......... . . U . . . 4 . unemulated +cpgen 32 . . 1111...000...... .......... . . U . . . 4 . unemulated +cpscc 32 . . 1111...001...... .......... . . U . . . 4 . unemulated +cptrapcc 32 . . 1111...001111... .......... . . U . . . 4 . unemulated +dbt 16 . . 0101000011001... .......... U U U U 12 12 6 6 +dbf 16 . . 0101000111001... .......... U U U U 12 12 6 6 +dbcc 16 . . 0101....11001... .......... U U U U 12 12 6 6 +divs 16 . d 1000...111000... .......... U U U U 158 122 56 56 +divs 16 . . 1000...111...... A+-DXWLdxI U U U U 158 122 56 56 +divu 16 . d 1000...011000... .......... U U U U 140 108 44 44 +divu 16 . . 1000...011...... A+-DXWLdxI U U U U 140 108 44 44 +divl 32 . d 0100110001000... .......... . . U U . . 84 84 +divl 32 . . 0100110001...... A+-DXWLdxI . . U U . . 84 84 +eor 8 . d 1011...100000... .......... U U U U 4 4 2 2 +eor 8 . . 1011...100...... A+-DXWL... U U U U 8 8 4 4 +eor 16 . d 1011...101000... .......... U U U U 4 4 2 2 +eor 16 . . 1011...101...... A+-DXWL... U U U U 8 8 4 4 +eor 32 . d 1011...110000... .......... U U U U 8 6 2 2 +eor 32 . . 1011...110...... A+-DXWL... U U U U 12 12 4 4 +eori 16 toc . 0000101000111100 .......... U U U U 20 16 12 12 +eori 16 tos . 0000101001111100 .......... S S S S 20 16 12 12 +eori 8 . d 0000101000000... .......... U U U U 8 8 2 2 +eori 8 . . 0000101000...... A+-DXWL... U U U U 12 12 4 4 +eori 16 . d 0000101001000... .......... U U U U 8 8 2 2 +eori 16 . . 0000101001...... A+-DXWL... U U U U 12 12 4 4 +eori 32 . d 0000101010000... .......... U U U U 16 14 2 2 +eori 32 . . 0000101010...... A+-DXWL... U U U U 20 20 4 4 +exg 32 dd . 1100...101000... .......... U U U U 6 6 2 2 +exg 32 aa . 1100...101001... .......... U U U U 6 6 2 2 +exg 32 da . 1100...110001... .......... U U U U 6 6 2 2 +ext 16 . . 0100100010000... .......... U U U U 4 4 4 4 +ext 32 . . 0100100011000... .......... U U U U 4 4 4 4 +extb 32 . . 0100100111000... .......... . . U U . . 4 4 +illegal 0 . . 0100101011111100 .......... U U U U 4 4 4 4 +jmp 32 . . 0100111011...... A..DXWLdx. U U U U 4 4 0 0 +jsr 32 . . 0100111010...... A..DXWLdx. U U U U 12 12 0 0 +lea 32 . . 0100...111...... A..DXWLdx. U U U U 0 0 2 2 +link 16 . a7 0100111001010111 .......... U U U U 16 16 5 5 +link 16 . . 0100111001010... .......... U U U U 16 16 5 5 +link 32 . a7 0100100000001111 .......... . . U U . . 6 6 +link 32 . . 0100100000001... .......... . . U U . . 6 6 +lsr 8 s . 1110...000001... .......... U U U U 6 6 4 4 +lsr 16 s . 1110...001001... .......... U U U U 6 6 4 4 +lsr 32 s . 1110...010001... .......... U U U U 8 8 4 4 +lsr 8 r . 1110...000101... .......... U U U U 6 6 6 6 +lsr 16 r . 1110...001101... .......... U U U U 6 6 6 6 +lsr 32 r . 1110...010101... .......... U U U U 8 8 6 6 +lsr 16 . . 1110001011...... A+-DXWL... U U U U 8 8 5 5 +lsl 8 s . 1110...100001... .......... U U U U 6 6 4 4 +lsl 16 s . 1110...101001... .......... U U U U 6 6 4 4 +lsl 32 s . 1110...110001... .......... U U U U 8 8 4 4 +lsl 8 r . 1110...100101... .......... U U U U 6 6 6 6 +lsl 16 r . 1110...101101... .......... U U U U 6 6 6 6 +lsl 32 r . 1110...110101... .......... U U U U 8 8 6 6 +lsl 16 . . 1110001111...... A+-DXWL... U U U U 8 8 5 5 +move 8 d d 0001...000000... .......... U U U U 4 4 2 2 +move 8 d . 0001...000...... A+-DXWLdxI U U U U 4 4 2 2 +move 8 ai d 0001...010000... .......... U U U U 8 8 4 4 +move 8 ai . 0001...010...... A+-DXWLdxI U U U U 8 8 4 4 +move 8 pi d 0001...011000... .......... U U U U 8 8 4 4 +move 8 pi . 0001...011...... A+-DXWLdxI U U U U 8 8 4 4 +move 8 pi7 d 0001111011000... .......... U U U U 8 8 4 4 +move 8 pi7 . 0001111011...... A+-DXWLdxI U U U U 8 8 4 4 +move 8 pd d 0001...100000... .......... U U U U 8 8 5 5 +move 8 pd . 0001...100...... A+-DXWLdxI U U U U 8 8 5 5 +move 8 pd7 d 0001111100000... .......... U U U U 8 8 5 5 +move 8 pd7 . 0001111100...... A+-DXWLdxI U U U U 8 8 5 5 +move 8 di d 0001...101000... .......... U U U U 12 12 5 5 +move 8 di . 0001...101...... A+-DXWLdxI U U U U 12 12 5 5 +move 8 ix d 0001...110000... .......... U U U U 14 14 7 7 +move 8 ix . 0001...110...... A+-DXWLdxI U U U U 14 14 7 7 +move 8 aw d 0001000111000... .......... U U U U 12 12 4 4 +move 8 aw . 0001000111...... A+-DXWLdxI U U U U 12 12 4 4 +move 8 al d 0001001111000... .......... U U U U 16 16 6 6 +move 8 al . 0001001111...... A+-DXWLdxI U U U U 16 16 6 6 +move 16 d d 0011...000000... .......... U U U U 4 4 2 2 +move 16 d a 0011...000001... .......... U U U U 4 4 2 2 +move 16 d . 0011...000...... A+-DXWLdxI U U U U 4 4 2 2 +move 16 ai d 0011...010000... .......... U U U U 8 8 4 4 +move 16 ai a 0011...010001... .......... U U U U 8 8 4 4 +move 16 ai . 0011...010...... A+-DXWLdxI U U U U 8 8 4 4 +move 16 pi d 0011...011000... .......... U U U U 8 8 4 4 +move 16 pi a 0011...011001... .......... U U U U 8 8 4 4 +move 16 pi . 0011...011...... A+-DXWLdxI U U U U 8 8 4 4 +move 16 pd d 0011...100000... .......... U U U U 8 8 5 5 +move 16 pd a 0011...100001... .......... U U U U 8 8 5 5 +move 16 pd . 0011...100...... A+-DXWLdxI U U U U 8 8 5 5 +move 16 di d 0011...101000... .......... U U U U 12 12 5 5 +move 16 di a 0011...101001... .......... U U U U 12 12 5 5 +move 16 di . 0011...101...... A+-DXWLdxI U U U U 12 12 5 5 +move 16 ix d 0011...110000... .......... U U U U 14 14 7 7 +move 16 ix a 0011...110001... .......... U U U U 14 14 7 7 +move 16 ix . 0011...110...... A+-DXWLdxI U U U U 14 14 7 7 +move 16 aw d 0011000111000... .......... U U U U 12 12 4 4 +move 16 aw a 0011000111001... .......... U U U U 12 12 4 4 +move 16 aw . 0011000111...... A+-DXWLdxI U U U U 12 12 4 4 +move 16 al d 0011001111000... .......... U U U U 16 16 6 6 +move 16 al a 0011001111001... .......... U U U U 16 16 6 6 +move 16 al . 0011001111...... A+-DXWLdxI U U U U 16 16 6 6 +move 32 d d 0010...000000... .......... U U U U 4 4 2 2 +move 32 d a 0010...000001... .......... U U U U 4 4 2 2 +move 32 d . 0010...000...... A+-DXWLdxI U U U U 4 4 2 2 +move 32 ai d 0010...010000... .......... U U U U 12 12 4 4 +move 32 ai a 0010...010001... .......... U U U U 12 12 4 4 +move 32 ai . 0010...010...... A+-DXWLdxI U U U U 12 12 4 4 +move 32 pi d 0010...011000... .......... U U U U 12 12 4 4 +move 32 pi a 0010...011001... .......... U U U U 12 12 4 4 +move 32 pi . 0010...011...... A+-DXWLdxI U U U U 12 12 4 4 +move 32 pd d 0010...100000... .......... U U U U 12 14 5 5 +move 32 pd a 0010...100001... .......... U U U U 12 14 5 5 +move 32 pd . 0010...100...... A+-DXWLdxI U U U U 12 14 5 5 +move 32 di d 0010...101000... .......... U U U U 16 16 5 5 +move 32 di a 0010...101001... .......... U U U U 16 16 5 5 +move 32 di . 0010...101...... A+-DXWLdxI U U U U 16 16 5 5 +move 32 ix d 0010...110000... .......... U U U U 18 18 7 7 +move 32 ix a 0010...110001... .......... U U U U 18 18 7 7 +move 32 ix . 0010...110...... A+-DXWLdxI U U U U 18 18 7 7 +move 32 aw d 0010000111000... .......... U U U U 16 16 4 4 +move 32 aw a 0010000111001... .......... U U U U 16 16 4 4 +move 32 aw . 0010000111...... A+-DXWLdxI U U U U 16 16 4 4 +move 32 al d 0010001111000... .......... U U U U 20 20 6 6 +move 32 al a 0010001111001... .......... U U U U 20 20 6 6 +move 32 al . 0010001111...... A+-DXWLdxI U U U U 20 20 6 6 +movea 16 . d 0011...001000... .......... U U U U 4 4 2 2 +movea 16 . a 0011...001001... .......... U U U U 4 4 2 2 +movea 16 . . 0011...001...... A+-DXWLdxI U U U U 4 4 2 2 +movea 32 . d 0010...001000... .......... U U U U 4 4 2 2 +movea 32 . a 0010...001001... .......... U U U U 4 4 2 2 +movea 32 . . 0010...001...... A+-DXWLdxI U U U U 4 4 2 2 +move 16 frc d 0100001011000... .......... . U U U . 4 4 4 +move 16 frc . 0100001011...... A+-DXWL... . U U U . 8 4 4 +move 16 toc d 0100010011000... .......... U U U U 12 12 4 4 +move 16 toc . 0100010011...... A+-DXWLdxI U U U U 12 12 4 4 +move 16 frs d 0100000011000... .......... U S S S 6 4 8 8 U only for 000 +move 16 frs . 0100000011...... A+-DXWL... U S S S 8 8 8 8 U only for 000 +move 16 tos d 0100011011000... .......... S S S S 12 12 8 8 +move 16 tos . 0100011011...... A+-DXWLdxI S S S S 12 12 8 8 +move 32 fru . 0100111001101... .......... S S S S 4 6 2 2 +move 32 tou . 0100111001100... .......... S S S S 4 6 2 2 +movec 32 cr . 0100111001111010 .......... . S S S . 12 6 6 +movec 32 rc . 0100111001111011 .......... . S S S . 10 12 12 +movem 16 re pd 0100100010100... .......... U U U U 8 8 4 4 +movem 16 re . 0100100010...... A..DXWL... U U U U 8 8 4 4 +movem 32 re pd 0100100011100... .......... U U U U 8 8 4 4 +movem 32 re . 0100100011...... A..DXWL... U U U U 8 8 4 4 +movem 16 er pi 0100110010011... .......... U U U U 12 12 8 8 +movem 16 er pcdi 0100110010111010 .......... U U U U 16 16 9 9 +movem 16 er pcix 0100110010111011 .......... U U U U 18 18 11 11 +movem 16 er . 0100110010...... A..DXWL... U U U U 12 12 8 8 +movem 32 er pi 0100110011011... .......... U U U U 12 12 8 8 +movem 32 er pcdi 0100110011111010 .......... U U U U 16 16 9 9 +movem 32 er pcix 0100110011111011 .......... U U U U 18 18 11 11 +movem 32 er . 0100110011...... A..DXWL... U U U U 12 12 8 8 +movep 16 er . 0000...100001... .......... U U U U 16 16 12 12 +movep 32 er . 0000...101001... .......... U U U U 24 24 18 18 +movep 16 re . 0000...110001... .......... U U U U 16 16 11 11 +movep 32 re . 0000...111001... .......... U U U U 24 24 17 17 +moveq 32 . . 0111...0........ .......... U U U U 4 4 2 2 +moves 8 . . 0000111000...... A+-DXWL... . S S S . 14 5 5 +moves 16 . . 0000111001...... A+-DXWL... . S S S . 14 5 5 +moves 32 . . 0000111010...... A+-DXWL... . S S S . 16 5 5 +move16 32 . . 1111011000100... .......... . . . U . . . 4 TODO: correct timing +muls 16 . d 1100...111000... .......... U U U U 54 32 27 27 +muls 16 . . 1100...111...... A+-DXWLdxI U U U U 54 32 27 27 +mulu 16 . d 1100...011000... .......... U U U U 54 30 27 27 +mulu 16 . . 1100...011...... A+-DXWLdxI U U U U 54 30 27 27 +mull 32 . d 0100110000000... .......... . . U U . . 43 43 +mull 32 . . 0100110000...... A+-DXWLdxI . . U U . . 43 43 +nbcd 8 . d 0100100000000... .......... U U U U 6 6 6 6 +nbcd 8 . . 0100100000...... A+-DXWL... U U U U 8 8 6 6 +neg 8 . d 0100010000000... .......... U U U U 4 4 2 2 +neg 8 . . 0100010000...... A+-DXWL... U U U U 8 8 4 4 +neg 16 . d 0100010001000... .......... U U U U 4 4 2 2 +neg 16 . . 0100010001...... A+-DXWL... U U U U 8 8 4 4 +neg 32 . d 0100010010000... .......... U U U U 6 6 2 2 +neg 32 . . 0100010010...... A+-DXWL... U U U U 12 12 4 4 +negx 8 . d 0100000000000... .......... U U U U 4 4 2 2 +negx 8 . . 0100000000...... A+-DXWL... U U U U 8 8 4 4 +negx 16 . d 0100000001000... .......... U U U U 4 4 2 2 +negx 16 . . 0100000001...... A+-DXWL... U U U U 8 8 4 4 +negx 32 . d 0100000010000... .......... U U U U 6 6 2 2 +negx 32 . . 0100000010...... A+-DXWL... U U U U 12 12 4 4 +nop 0 . . 0100111001110001 .......... U U U U 4 4 2 2 +not 8 . d 0100011000000... .......... U U U U 4 4 2 2 +not 8 . . 0100011000...... A+-DXWL... U U U U 8 8 4 4 +not 16 . d 0100011001000... .......... U U U U 4 4 2 2 +not 16 . . 0100011001...... A+-DXWL... U U U U 8 8 4 4 +not 32 . d 0100011010000... .......... U U U U 6 6 2 2 +not 32 . . 0100011010...... A+-DXWL... U U U U 12 12 4 4 +or 8 er d 1000...000000... .......... U U U U 4 4 2 2 +or 8 er . 1000...000...... A+-DXWLdxI U U U U 4 4 2 2 +or 16 er d 1000...001000... .......... U U U U 4 4 2 2 +or 16 er . 1000...001...... A+-DXWLdxI U U U U 4 4 2 2 +or 32 er d 1000...010000... .......... U U U U 6 6 2 2 +or 32 er . 1000...010...... A+-DXWLdxI U U U U 6 6 2 2 +or 8 re . 1000...100...... A+-DXWL... U U U U 8 8 4 4 +or 16 re . 1000...101...... A+-DXWL... U U U U 8 8 4 4 +or 32 re . 1000...110...... A+-DXWL... U U U U 12 12 4 4 +ori 16 toc . 0000000000111100 .......... U U U U 20 16 12 12 +ori 16 tos . 0000000001111100 .......... S S S S 20 16 12 12 +ori 8 . d 0000000000000... .......... U U U U 8 8 2 2 +ori 8 . . 0000000000...... A+-DXWL... U U U U 12 12 4 4 +ori 16 . d 0000000001000... .......... U U U U 8 8 2 2 +ori 16 . . 0000000001...... A+-DXWL... U U U U 12 12 4 4 +ori 32 . d 0000000010000... .......... U U U U 16 14 2 2 +ori 32 . . 0000000010...... A+-DXWL... U U U U 20 20 4 4 +pack 16 rr . 1000...101000... .......... . . U U . . 6 6 +pack 16 mm ax7 1000111101001... .......... . . U U . . 13 13 +pack 16 mm ay7 1000...101001111 .......... . . U U . . 13 13 +pack 16 mm axy7 1000111101001111 .......... . . U U . . 13 13 +pack 16 mm . 1000...101001... .......... . . U U . . 13 13 +pea 32 . . 0100100001...... A..DXWLdx. U U U U 6 6 5 5 +pflush 32 . . 1111010100011000 .......... . . . S . . . 4 TODO: correct timing +reset 0 . . 0100111001110000 .......... S S S S 0 0 0 0 +ror 8 s . 1110...000011... .......... U U U U 6 6 8 8 +ror 16 s . 1110...001011... .......... U U U U 6 6 8 8 +ror 32 s . 1110...010011... .......... U U U U 8 8 8 8 +ror 8 r . 1110...000111... .......... U U U U 6 6 8 8 +ror 16 r . 1110...001111... .......... U U U U 6 6 8 8 +ror 32 r . 1110...010111... .......... U U U U 8 8 8 8 +ror 16 . . 1110011011...... A+-DXWL... U U U U 8 8 7 7 +rol 8 s . 1110...100011... .......... U U U U 6 6 8 8 +rol 16 s . 1110...101011... .......... U U U U 6 6 8 8 +rol 32 s . 1110...110011... .......... U U U U 8 8 8 8 +rol 8 r . 1110...100111... .......... U U U U 6 6 8 8 +rol 16 r . 1110...101111... .......... U U U U 6 6 8 8 +rol 32 r . 1110...110111... .......... U U U U 8 8 8 8 +rol 16 . . 1110011111...... A+-DXWL... U U U U 8 8 7 7 +roxr 8 s . 1110...000010... .......... U U U U 6 6 12 12 +roxr 16 s . 1110...001010... .......... U U U U 6 6 12 12 +roxr 32 s . 1110...010010... .......... U U U U 8 8 12 12 +roxr 8 r . 1110...000110... .......... U U U U 6 6 12 12 +roxr 16 r . 1110...001110... .......... U U U U 6 6 12 12 +roxr 32 r . 1110...010110... .......... U U U U 8 8 12 12 +roxr 16 . . 1110010011...... A+-DXWL... U U U U 8 8 5 5 +roxl 8 s . 1110...100010... .......... U U U U 6 6 12 12 +roxl 16 s . 1110...101010... .......... U U U U 6 6 12 12 +roxl 32 s . 1110...110010... .......... U U U U 8 8 12 12 +roxl 8 r . 1110...100110... .......... U U U U 6 6 12 12 +roxl 16 r . 1110...101110... .......... U U U U 6 6 12 12 +roxl 32 r . 1110...110110... .......... U U U U 8 8 12 12 +roxl 16 . . 1110010111...... A+-DXWL... U U U U 8 8 5 5 +rtd 32 . . 0100111001110100 .......... . U U U . 16 10 10 +rte 32 . . 0100111001110011 .......... S S S S 20 24 20 20 bus fault not emulated +rtm 32 . . 000001101100.... .......... . . U U . . 19 19 not properly emulated +rtr 32 . . 0100111001110111 .......... U U U U 20 20 14 14 +rts 32 . . 0100111001110101 .......... U U U U 16 16 10 10 +sbcd 8 rr . 1000...100000... .......... U U U U 6 6 4 4 +sbcd 8 mm ax7 1000111100001... .......... U U U U 18 18 16 16 +sbcd 8 mm ay7 1000...100001111 .......... U U U U 18 18 16 16 +sbcd 8 mm axy7 1000111100001111 .......... U U U U 18 18 16 16 +sbcd 8 mm . 1000...100001... .......... U U U U 18 18 16 16 +st 8 . d 0101000011000... .......... U U U U 6 4 4 4 +st 8 . . 0101000011...... A+-DXWL... U U U U 8 8 6 6 +sf 8 . d 0101000111000... .......... U U U U 4 4 4 4 +sf 8 . . 0101000111...... A+-DXWL... U U U U 8 8 6 6 +scc 8 . d 0101....11000... .......... U U U U 4 4 4 4 +scc 8 . . 0101....11...... A+-DXWL... U U U U 8 8 6 6 +stop 0 . . 0100111001110010 .......... S S S S 4 4 8 8 +sub 8 er d 1001...000000... .......... U U U U 4 4 2 2 +sub 8 er . 1001...000...... A+-DXWLdxI U U U U 4 4 2 2 +sub 16 er d 1001...001000... .......... U U U U 4 4 2 2 +sub 16 er a 1001...001001... .......... U U U U 4 4 2 2 +sub 16 er . 1001...001...... A+-DXWLdxI U U U U 4 4 2 2 +sub 32 er d 1001...010000... .......... U U U U 6 6 2 2 +sub 32 er a 1001...010001... .......... U U U U 6 6 2 2 +sub 32 er . 1001...010...... A+-DXWLdxI U U U U 6 6 2 2 +sub 8 re . 1001...100...... A+-DXWL... U U U U 8 8 4 4 +sub 16 re . 1001...101...... A+-DXWL... U U U U 8 8 4 4 +sub 32 re . 1001...110...... A+-DXWL... U U U U 12 12 4 4 +suba 16 . d 1001...011000... .......... U U U U 8 8 2 2 +suba 16 . a 1001...011001... .......... U U U U 8 8 2 2 +suba 16 . . 1001...011...... A+-DXWLdxI U U U U 8 8 2 2 +suba 32 . d 1001...111000... .......... U U U U 6 6 2 2 +suba 32 . a 1001...111001... .......... U U U U 6 6 2 2 +suba 32 . . 1001...111...... A+-DXWLdxI U U U U 6 6 2 2 +subi 8 . d 0000010000000... .......... U U U U 8 8 2 2 +subi 8 . . 0000010000...... A+-DXWL... U U U U 12 12 4 4 +subi 16 . d 0000010001000... .......... U U U U 8 8 2 2 +subi 16 . . 0000010001...... A+-DXWL... U U U U 12 12 4 4 +subi 32 . d 0000010010000... .......... U U U U 16 14 2 2 +subi 32 . . 0000010010...... A+-DXWL... U U U U 20 20 4 4 +subq 8 . d 0101...100000... .......... U U U U 4 4 2 2 +subq 8 . . 0101...100...... A+-DXWL... U U U U 8 8 4 4 +subq 16 . d 0101...101000... .......... U U U U 4 4 2 2 +subq 16 . a 0101...101001... .......... U U U U 8 4 2 2 +subq 16 . . 0101...101...... A+-DXWL... U U U U 8 8 4 4 +subq 32 . d 0101...110000... .......... U U U U 8 8 2 2 +subq 32 . a 0101...110001... .......... U U U U 8 8 2 2 +subq 32 . . 0101...110...... A+-DXWL... U U U U 12 12 4 4 +subx 8 rr . 1001...100000... .......... U U U U 4 4 2 2 +subx 16 rr . 1001...101000... .......... U U U U 4 4 2 2 +subx 32 rr . 1001...110000... .......... U U U U 8 6 2 2 +subx 8 mm ax7 1001111100001... .......... U U U U 18 18 12 12 +subx 8 mm ay7 1001...100001111 .......... U U U U 18 18 12 12 +subx 8 mm axy7 1001111100001111 .......... U U U U 18 18 12 12 +subx 8 mm . 1001...100001... .......... U U U U 18 18 12 12 +subx 16 mm . 1001...101001... .......... U U U U 18 18 12 12 +subx 32 mm . 1001...110001... .......... U U U U 30 30 12 12 +swap 32 . . 0100100001000... .......... U U U U 4 4 4 4 +tas 8 . d 0100101011000... .......... U U U U 4 4 4 4 +tas 8 . . 0100101011...... A+-DXWL... U U U U 14 14 12 12 +trap 0 . . 010011100100.... .......... U U U U 4 4 4 4 +trapt 0 . . 0101000011111100 .......... . . U U . . 4 4 +trapt 16 . . 0101000011111010 .......... . . U U . . 6 6 +trapt 32 . . 0101000011111011 .......... . . U U . . 8 8 +trapf 0 . . 0101000111111100 .......... . . U U . . 4 4 +trapf 16 . . 0101000111111010 .......... . . U U . . 6 6 +trapf 32 . . 0101000111111011 .......... . . U U . . 8 8 +trapcc 0 . . 0101....11111100 .......... . . U U . . 4 4 +trapcc 16 . . 0101....11111010 .......... . . U U . . 6 6 +trapcc 32 . . 0101....11111011 .......... . . U U . . 8 8 +trapv 0 . . 0100111001110110 .......... U U U U 4 4 4 4 +tst 8 . d 0100101000000... .......... U U U U 4 4 2 2 +tst 8 . . 0100101000...... A+-DXWL... U U U U 4 4 2 2 +tst 8 . pcdi 0100101000111010 .......... . . U U . . 7 7 +tst 8 . pcix 0100101000111011 .......... . . U U . . 9 9 +tst 8 . i 0100101000111100 .......... . . U U . . 6 6 +tst 16 . d 0100101001000... .......... U U U U 4 4 2 2 +tst 16 . a 0100101001001... .......... . . U U . . 2 2 +tst 16 . . 0100101001...... A+-DXWL... U U U U 4 4 2 2 +tst 16 . pcdi 0100101001111010 .......... . . U U . . 7 7 +tst 16 . pcix 0100101001111011 .......... . . U U . . 9 9 +tst 16 . i 0100101001111100 .......... . . U U . . 6 6 +tst 32 . d 0100101010000... .......... U U U U 4 4 2 2 +tst 32 . a 0100101010001... .......... . . U U . . 2 2 +tst 32 . . 0100101010...... A+-DXWL... U U U U 4 4 2 2 +tst 32 . pcdi 0100101010111010 .......... . . U U . . 7 7 +tst 32 . pcix 0100101010111011 .......... . . U U . . 9 9 +tst 32 . i 0100101010111100 .......... . . U U . . 6 6 +unlk 32 . a7 0100111001011111 .......... U U U U 12 12 6 6 +unlk 32 . . 0100111001011... .......... U U U U 12 12 6 6 +unpk 16 rr . 1000...110000... .......... . . U U . . 8 8 +unpk 16 mm ax7 1000111110001... .......... . . U U . . 13 13 +unpk 16 mm ay7 1000...110001111 .......... . . U U . . 13 13 +unpk 16 mm axy7 1000111110001111 .......... . . U U . . 13 13 +unpk 16 mm . 1000...110001... .......... . . U U . . 13 13 + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_OPCODE_HANDLER_BODY + +M68KMAKE_OP(1010, 0, ., .) +{ + m68ki_exception_1010(); +} + + +M68KMAKE_OP(1111, 0, ., .) +{ + m68ki_exception_1111(); +} + + +M68KMAKE_OP(040fpu0, 32, ., .) +{ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + m68040_fpu_op0(); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(040fpu1, 32, ., .) +{ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + m68040_fpu_op1(); + return; + } + m68ki_exception_1111(); +} + + + +M68KMAKE_OP(abcd, 8, rr, .) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = LOW_NIBBLE(src) + LOW_NIBBLE(dst) + XFLAG_AS_1(); + + FLAG_V = ~res; /* Undefined V behavior */ + + if(res > 9) + res += 6; + res += HIGH_NIBBLE(src) + HIGH_NIBBLE(dst); + FLAG_X = FLAG_C = (res > 0x99) << 8; + if(FLAG_C) + res -= 0xa0; + + FLAG_V &= res; /* Undefined V behavior part II */ + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; +} + + +M68KMAKE_OP(abcd, 8, mm, ax7) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(src) + LOW_NIBBLE(dst) + XFLAG_AS_1(); + + FLAG_V = ~res; /* Undefined V behavior */ + + if(res > 9) + res += 6; + res += HIGH_NIBBLE(src) + HIGH_NIBBLE(dst); + FLAG_X = FLAG_C = (res > 0x99) << 8; + if(FLAG_C) + res -= 0xa0; + + FLAG_V &= res; /* Undefined V behavior part II */ + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(abcd, 8, mm, ay7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(src) + LOW_NIBBLE(dst) + XFLAG_AS_1(); + + FLAG_V = ~res; /* Undefined V behavior */ + + if(res > 9) + res += 6; + res += HIGH_NIBBLE(src) + HIGH_NIBBLE(dst); + FLAG_X = FLAG_C = (res > 0x99) << 8; + if(FLAG_C) + res -= 0xa0; + + FLAG_V &= res; /* Undefined V behavior part II */ + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(abcd, 8, mm, axy7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(src) + LOW_NIBBLE(dst) + XFLAG_AS_1(); + + FLAG_V = ~res; /* Undefined V behavior */ + + if(res > 9) + res += 6; + res += HIGH_NIBBLE(src) + HIGH_NIBBLE(dst); + FLAG_X = FLAG_C = (res > 0x99) << 8; + if(FLAG_C) + res -= 0xa0; + + FLAG_V &= res; /* Undefined V behavior part II */ + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(abcd, 8, mm, .) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(src) + LOW_NIBBLE(dst) + XFLAG_AS_1(); + + FLAG_V = ~res; /* Undefined V behavior */ + + if(res > 9) + res += 6; + res += HIGH_NIBBLE(src) + HIGH_NIBBLE(dst); + FLAG_X = FLAG_C = (res > 0x99) << 8; + if(FLAG_C) + res -= 0xa0; + + FLAG_V &= res; /* Undefined V behavior part II */ + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(add, 8, er, d) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_8(DY); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(add, 8, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_8; + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(add, 16, er, d) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(DY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(add, 16, er, a) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(AY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(add, 16, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_16; + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(add, 32, er, d) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(add, 32, er, a) +{ + uint* r_dst = &DX; + uint src = AY; + uint dst = *r_dst; + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(add, 32, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_32; + uint dst = *r_dst; + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(add, 8, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = MASK_OUT_ABOVE_8(DX); + uint dst = m68ki_read_8(ea); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(add, 16, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = MASK_OUT_ABOVE_16(DX); + uint dst = m68ki_read_16(ea); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(add, 32, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint src = DX; + uint dst = m68ki_read_32(ea); + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(adda, 16, ., d) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + MAKE_INT_16(DY)); +} + + +M68KMAKE_OP(adda, 16, ., a) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + MAKE_INT_16(AY)); +} + + +M68KMAKE_OP(adda, 16, ., .) +{ + uint* r_dst = &AX; + uint src = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + src); +} + + +M68KMAKE_OP(adda, 32, ., d) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + DY); +} + + +M68KMAKE_OP(adda, 32, ., a) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + AY); +} + + +M68KMAKE_OP(adda, 32, ., .) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + M68KMAKE_GET_OPER_AY_32); +} + + +M68KMAKE_OP(addi, 8, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_8(); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(addi, 8, ., .) +{ + uint src = OPER_I_8(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(addi, 16, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_16(); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(addi, 16, ., .) +{ + uint src = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint dst = m68ki_read_16(ea); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(addi, 32, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_32(); + uint dst = *r_dst; + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(addi, 32, ., .) +{ + uint src = OPER_I_32(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint dst = m68ki_read_32(ea); + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(addq, 8, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(addq, 8, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint res = src + dst; + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(addq, 16, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(addq, 16, ., a) +{ + uint* r_dst = &AY; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + (((REG_IR >> 9) - 1) & 7) + 1); +} + + +M68KMAKE_OP(addq, 16, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_16; + uint dst = m68ki_read_16(ea); + uint res = src + dst; + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(addq, 32, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = *r_dst; + uint res = src + dst; + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(addq, 32, ., a) +{ + uint* r_dst = &AY; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst + (((REG_IR >> 9) - 1) & 7) + 1); +} + + +M68KMAKE_OP(addq, 32, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_32; + uint dst = m68ki_read_32(ea); + uint res = src + dst; + + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(addx, 8, rr, .) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_8(DY); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; +} + + +M68KMAKE_OP(addx, 16, rr, .) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(DY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; +} + + +M68KMAKE_OP(addx, 32, rr, .) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + *r_dst = res; +} + + +M68KMAKE_OP(addx, 8, mm, ax7) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(addx, 8, mm, ay7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(addx, 8, mm, axy7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(addx, 8, mm, .) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_V = VFLAG_ADD_8(src, dst, res); + FLAG_X = FLAG_C = CFLAG_8(res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(addx, 16, mm, .) +{ + uint src = OPER_AY_PD_16(); + uint ea = EA_AX_PD_16(); + uint dst = m68ki_read_16(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_V = VFLAG_ADD_16(src, dst, res); + FLAG_X = FLAG_C = CFLAG_16(res); + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + m68ki_write_16(ea, res); +} + + +M68KMAKE_OP(addx, 32, mm, .) +{ + uint src = OPER_AY_PD_32(); + uint ea = EA_AX_PD_32(); + uint dst = m68ki_read_32(ea); + uint res = src + dst + XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_ADD_32(src, dst, res); + FLAG_X = FLAG_C = CFLAG_ADD_32(src, dst, res); + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + m68ki_write_32(ea, res); +} + + +M68KMAKE_OP(and, 8, er, d) +{ + FLAG_Z = MASK_OUT_ABOVE_8(DX &= (DY | 0xffffff00)); + + FLAG_N = NFLAG_8(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 8, er, .) +{ + FLAG_Z = MASK_OUT_ABOVE_8(DX &= (M68KMAKE_GET_OPER_AY_8 | 0xffffff00)); + + FLAG_N = NFLAG_8(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 16, er, d) +{ + FLAG_Z = MASK_OUT_ABOVE_16(DX &= (DY | 0xffff0000)); + + FLAG_N = NFLAG_16(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 16, er, .) +{ + FLAG_Z = MASK_OUT_ABOVE_16(DX &= (M68KMAKE_GET_OPER_AY_16 | 0xffff0000)); + + FLAG_N = NFLAG_16(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 32, er, d) +{ + FLAG_Z = DX &= DY; + + FLAG_N = NFLAG_32(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 32, er, .) +{ + FLAG_Z = DX &= M68KMAKE_GET_OPER_AY_32; + + FLAG_N = NFLAG_32(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(and, 8, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = DX & m68ki_read_8(ea); + + FLAG_N = NFLAG_8(res); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_Z = MASK_OUT_ABOVE_8(res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(and, 16, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = DX & m68ki_read_16(ea); + + FLAG_N = NFLAG_16(res); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_Z = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(and, 32, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = DX & m68ki_read_32(ea); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + + m68ki_write_32(ea, res); +} + + +M68KMAKE_OP(andi, 8, ., d) +{ + FLAG_Z = MASK_OUT_ABOVE_8(DY &= (OPER_I_8() | 0xffffff00)); + + FLAG_N = NFLAG_8(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(andi, 8, ., .) +{ + uint src = OPER_I_8(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = src & m68ki_read_8(ea); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(andi, 16, ., d) +{ + FLAG_Z = MASK_OUT_ABOVE_16(DY &= (OPER_I_16() | 0xffff0000)); + + FLAG_N = NFLAG_16(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(andi, 16, ., .) +{ + uint src = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = src & m68ki_read_16(ea); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + + m68ki_write_16(ea, res); +} + + +M68KMAKE_OP(andi, 32, ., d) +{ + FLAG_Z = DY &= (OPER_I_32()); + + FLAG_N = NFLAG_32(FLAG_Z); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(andi, 32, ., .) +{ + uint src = OPER_I_32(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = src & m68ki_read_32(ea); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + + m68ki_write_32(ea, res); +} + + +M68KMAKE_OP(andi, 16, toc, .) +{ + m68ki_set_ccr(m68ki_get_ccr() & OPER_I_16()); +} + + +M68KMAKE_OP(andi, 16, tos, .) +{ + if(FLAG_S) + { + uint src = OPER_I_16(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_set_sr(m68ki_get_sr() & src); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(asr, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + if(GET_MSB_8(src)) + res |= m68ki_shift_8_table[shift]; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_X = FLAG_C = src << (9-shift); +} + + +M68KMAKE_OP(asr, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + if(GET_MSB_16(src)) + res |= m68ki_shift_16_table[shift]; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_X = FLAG_C = src << (9-shift); +} + + +M68KMAKE_OP(asr, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + if(GET_MSB_32(src)) + res |= m68ki_shift_32_table[shift]; + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_X = FLAG_C = src << (9-shift); +} + + +M68KMAKE_OP(asr, 8, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 8) + { + if(GET_MSB_8(src)) + res |= m68ki_shift_8_table[shift]; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_X = FLAG_C = src << (9-shift); + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + if(GET_MSB_8(src)) + { + *r_dst |= 0xff; + FLAG_C = CFLAG_SET; + FLAG_X = XFLAG_SET; + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffffff00; + FLAG_C = CFLAG_CLEAR; + FLAG_X = XFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asr, 16, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 16) + { + if(GET_MSB_16(src)) + res |= m68ki_shift_16_table[shift]; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_C = FLAG_X = (src >> (shift - 1))<<8; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + if(GET_MSB_16(src)) + { + *r_dst |= 0xffff; + FLAG_C = CFLAG_SET; + FLAG_X = XFLAG_SET; + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffff0000; + FLAG_C = CFLAG_CLEAR; + FLAG_X = XFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asr, 32, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = *r_dst; + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 32) + { + if(GET_MSB_32(src)) + res |= m68ki_shift_32_table[shift]; + + *r_dst = res; + + FLAG_C = FLAG_X = (src >> (shift - 1))<<8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + if(GET_MSB_32(src)) + { + *r_dst = 0xffffffff; + FLAG_C = CFLAG_SET; + FLAG_X = XFLAG_SET; + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst = 0; + FLAG_C = CFLAG_CLEAR; + FLAG_X = XFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asr, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = src >> 1; + + if(GET_MSB_16(src)) + res |= 0x8000; + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = FLAG_X = src << 8; +} + + +M68KMAKE_OP(asl, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = MASK_OUT_ABOVE_8(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_X = FLAG_C = src << shift; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + src &= m68ki_shift_8_table[shift + 1]; + FLAG_V = (!(src == 0 || (src == m68ki_shift_8_table[shift + 1] && shift < 8)))<<7; +} + + +M68KMAKE_OP(asl, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = MASK_OUT_ABOVE_16(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> (8-shift); + src &= m68ki_shift_16_table[shift + 1]; + FLAG_V = (!(src == 0 || src == m68ki_shift_16_table[shift + 1]))<<7; +} + + +M68KMAKE_OP(asl, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> (24-shift); + src &= m68ki_shift_32_table[shift + 1]; + FLAG_V = (!(src == 0 || src == m68ki_shift_32_table[shift + 1]))<<7; +} + + +M68KMAKE_OP(asl, 8, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = MASK_OUT_ABOVE_8(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 8) + { + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_X = FLAG_C = src << shift; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + src &= m68ki_shift_8_table[shift + 1]; + FLAG_V = (!(src == 0 || src == m68ki_shift_8_table[shift + 1]))<<7; + return; + } + + *r_dst &= 0xffffff00; + FLAG_X = FLAG_C = ((shift == 8 ? src & 1 : 0))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = (!(src == 0))<<7; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asl, 16, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = MASK_OUT_ABOVE_16(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 16) + { + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_X = FLAG_C = (src << shift) >> 8; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + src &= m68ki_shift_16_table[shift + 1]; + FLAG_V = (!(src == 0 || src == m68ki_shift_16_table[shift + 1]))<<7; + return; + } + + *r_dst &= 0xffff0000; + FLAG_X = FLAG_C = ((shift == 16 ? src & 1 : 0))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = (!(src == 0))<<7; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asl, 32, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 32) + { + *r_dst = res; + FLAG_X = FLAG_C = (src >> (32 - shift)) << 8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + src &= m68ki_shift_32_table[shift + 1]; + FLAG_V = (!(src == 0 || src == m68ki_shift_32_table[shift + 1]))<<7; + return; + } + + *r_dst = 0; + FLAG_X = FLAG_C = ((shift == 32 ? src & 1 : 0))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = (!(src == 0))<<7; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(asl, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = MASK_OUT_ABOVE_16(src << 1); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> 7; + src &= 0xc000; + FLAG_V = (!(src == 0 || src == 0xc000))<<7; +} + + +M68KMAKE_OP(bcc, 8, ., .) +{ + if(M68KMAKE_CC) + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); + return; + } + USE_CYCLES(CYC_BCC_NOTAKE_B); +} + + +M68KMAKE_OP(bcc, 16, ., .) +{ + if(M68KMAKE_CC) + { + uint offset = OPER_I_16(); + REG_PC -= 2; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_16(offset); + return; + } + REG_PC += 2; + USE_CYCLES(CYC_BCC_NOTAKE_W); +} + + +M68KMAKE_OP(bcc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if(M68KMAKE_CC) + { + uint offset = OPER_I_32(); + REG_PC -= 4; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_32(offset); + return; + } + REG_PC += 4; + return; + } + else + { + if(M68KMAKE_CC) + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); + return; + } + USE_CYCLES(CYC_BCC_NOTAKE_B); + } +} + + +M68KMAKE_OP(bchg, 32, r, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (DX & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst ^= mask; +} + + +M68KMAKE_OP(bchg, 8, r, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + uint mask = 1 << (DX & 7); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src ^ mask); +} + + +M68KMAKE_OP(bchg, 32, s, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (OPER_I_8() & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst ^= mask; +} + + +M68KMAKE_OP(bchg, 8, s, .) +{ + uint mask = 1 << (OPER_I_8() & 7); + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src ^ mask); +} + + +M68KMAKE_OP(bclr, 32, r, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (DX & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst &= ~mask; +} + + +M68KMAKE_OP(bclr, 8, r, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + uint mask = 1 << (DX & 7); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src & ~mask); +} + + +M68KMAKE_OP(bclr, 32, s, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (OPER_I_8() & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst &= ~mask; +} + + +M68KMAKE_OP(bclr, 8, s, .) +{ + uint mask = 1 << (OPER_I_8() & 7); + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src & ~mask); +} + + +M68KMAKE_OP(bfchg, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint* data = &DY; + uint64 mask; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + offset &= 31; + width = ((width-1) & 31) + 1; + + mask = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask = ROR_32(mask, offset); + + FLAG_N = NFLAG_32(*data<<offset); + FLAG_Z = *data & mask; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + *data ^= mask; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfchg, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint mask_base; + uint data_long; + uint mask_long; + uint data_byte = 0; + uint mask_byte = 0; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + mask_base = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask_long = mask_base >> offset; + + data_long = m68ki_read_32(ea); + FLAG_N = NFLAG_32(data_long << offset); + FLAG_Z = data_long & mask_long; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + m68ki_write_32(ea, data_long ^ mask_long); + + if((width + offset) > 32) + { + mask_byte = MASK_OUT_ABOVE_8(mask_base); + data_byte = m68ki_read_8(ea+4); + FLAG_Z |= (data_byte & mask_byte); + m68ki_write_8(ea+4, data_byte ^ mask_byte); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfclr, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint* data = &DY; + uint64 mask; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + + offset &= 31; + width = ((width-1) & 31) + 1; + + + mask = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask = ROR_32(mask, offset); + + FLAG_N = NFLAG_32(*data<<offset); + FLAG_Z = *data & mask; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + *data &= ~mask; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfclr, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint mask_base; + uint data_long; + uint mask_long; + uint data_byte = 0; + uint mask_byte = 0; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + mask_base = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask_long = mask_base >> offset; + + data_long = m68ki_read_32(ea); + FLAG_N = NFLAG_32(data_long << offset); + FLAG_Z = data_long & mask_long; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + m68ki_write_32(ea, data_long & ~mask_long); + + if((width + offset) > 32) + { + mask_byte = MASK_OUT_ABOVE_8(mask_base); + data_byte = m68ki_read_8(ea+4); + FLAG_Z |= (data_byte & mask_byte); + m68ki_write_8(ea+4, data_byte & ~mask_byte); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfexts, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint64 data = DY; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + offset &= 31; + width = ((width-1) & 31) + 1; + + data = ROL_32(data, offset); + FLAG_N = NFLAG_32(data); + data = MAKE_INT_32(data) >> (32 - width); + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + REG_D[(word2>>12)&7] = data; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfexts, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint data; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + data = m68ki_read_32(ea); + + data = MASK_OUT_ABOVE_32(data<<offset); + + if((offset+width) > 32) + data |= (m68ki_read_8(ea+4) << offset) >> 8; + + FLAG_N = NFLAG_32(data); + data = MAKE_INT_32(data) >> (32 - width); + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + REG_D[(word2 >> 12) & 7] = data; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfextu, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint64 data = DY; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + offset &= 31; + width = ((width-1) & 31) + 1; + + data = ROL_32(data, offset); + FLAG_N = NFLAG_32(data); + data >>= 32 - width; + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + REG_D[(word2>>12)&7] = data; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfextu, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint data; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + data = m68ki_read_32(ea); + data = MASK_OUT_ABOVE_32(data<<offset); + + if((offset+width) > 32) + data |= (m68ki_read_8(ea+4) << offset) >> 8; + + FLAG_N = NFLAG_32(data); + data >>= (32 - width); + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + REG_D[(word2 >> 12) & 7] = data; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfffo, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint64 data = DY; + uint bit; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + offset &= 31; + width = ((width-1) & 31) + 1; + + data = ROL_32(data, offset); + FLAG_N = NFLAG_32(data); + data >>= 32 - width; + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + for(bit = 1<<(width-1);bit && !(data & bit);bit>>= 1) + offset++; + + REG_D[(word2>>12)&7] = offset; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfffo, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + sint local_offset; + uint width = word2; + uint data; + uint bit; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + local_offset = offset % 8; + if(local_offset < 0) + { + local_offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + data = m68ki_read_32(ea); + data = MASK_OUT_ABOVE_32(data<<local_offset); + + if((local_offset+width) > 32) + data |= (m68ki_read_8(ea+4) << local_offset) >> 8; + + FLAG_N = NFLAG_32(data); + data >>= (32 - width); + + FLAG_Z = data; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + for(bit = 1<<(width-1);bit && !(data & bit);bit>>= 1) + offset++; + + REG_D[(word2>>12)&7] = offset; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfins, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint* data = &DY; + uint64 mask; + uint64 insert = REG_D[(word2>>12)&7]; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + + offset &= 31; + width = ((width-1) & 31) + 1; + + + mask = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask = ROR_32(mask, offset); + + insert = MASK_OUT_ABOVE_32(insert << (32 - width)); + FLAG_N = NFLAG_32(insert); + FLAG_Z = insert; + insert = ROR_32(insert, offset); + + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + *data &= ~mask; + *data |= insert; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfins, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint insert_base = REG_D[(word2>>12)&7]; + uint insert_long; + uint insert_byte; + uint mask_base; + uint data_long; + uint mask_long; + uint data_byte = 0; + uint mask_byte = 0; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + mask_base = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask_long = mask_base >> offset; + + insert_base = MASK_OUT_ABOVE_32(insert_base << (32 - width)); + FLAG_N = NFLAG_32(insert_base); + FLAG_Z = insert_base; + insert_long = insert_base >> offset; + + data_long = m68ki_read_32(ea); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + m68ki_write_32(ea, (data_long & ~mask_long) | insert_long); + + if((width + offset) > 32) + { + mask_byte = MASK_OUT_ABOVE_8(mask_base); + insert_byte = MASK_OUT_ABOVE_8(insert_base); + data_byte = m68ki_read_8(ea+4); + FLAG_Z |= (data_byte & mask_byte); + m68ki_write_8(ea+4, (data_byte & ~mask_byte) | insert_byte); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfset, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint* data = &DY; + uint64 mask; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + + offset &= 31; + width = ((width-1) & 31) + 1; + + + mask = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask = ROR_32(mask, offset); + + FLAG_N = NFLAG_32(*data<<offset); + FLAG_Z = *data & mask; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + *data |= mask; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bfset, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint mask_base; + uint data_long; + uint mask_long; + uint data_byte = 0; + uint mask_byte = 0; + uint ea = M68KMAKE_GET_EA_AY_8; + + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + + mask_base = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask_long = mask_base >> offset; + + data_long = m68ki_read_32(ea); + FLAG_N = NFLAG_32(data_long << offset); + FLAG_Z = data_long & mask_long; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + m68ki_write_32(ea, data_long | mask_long); + + if((width + offset) > 32) + { + mask_byte = MASK_OUT_ABOVE_8(mask_base); + data_byte = m68ki_read_8(ea+4); + FLAG_Z |= (data_byte & mask_byte); + m68ki_write_8(ea+4, data_byte | mask_byte); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bftst, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint offset = (word2>>6)&31; + uint width = word2; + uint* data = &DY; + uint64 mask; + + + if(BIT_B(word2)) + offset = REG_D[offset&7]; + if(BIT_5(word2)) + width = REG_D[width&7]; + + + offset &= 31; + width = ((width-1) & 31) + 1; + + + mask = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask = ROR_32(mask, offset); + + FLAG_N = NFLAG_32(*data<<offset); + FLAG_Z = *data & mask; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bftst, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + sint offset = (word2>>6)&31; + uint width = word2; + uint mask_base; + uint data_long; + uint mask_long; + uint data_byte = 0; + uint mask_byte = 0; + uint ea = M68KMAKE_GET_EA_AY_8; + + if(BIT_B(word2)) + offset = MAKE_INT_32(REG_D[offset&7]); + if(BIT_5(word2)) + width = REG_D[width&7]; + + /* Offset is signed so we have to use ugly math =( */ + ea += offset / 8; + offset %= 8; + if(offset < 0) + { + offset += 8; + ea--; + } + width = ((width-1) & 31) + 1; + + + mask_base = MASK_OUT_ABOVE_32(0xffffffff << (32 - width)); + mask_long = mask_base >> offset; + + data_long = m68ki_read_32(ea); + FLAG_N = ((data_long & (0x80000000 >> offset))<<offset)>>24; + FLAG_Z = data_long & mask_long; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + if((width + offset) > 32) + { + mask_byte = MASK_OUT_ABOVE_8(mask_base); + data_byte = m68ki_read_8(ea+4); + FLAG_Z |= (data_byte & mask_byte); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bkpt, 0, ., .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + m68ki_bkpt_ack(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE) ? REG_IR & 7 : 0); /* auto-disable (see m68kcpu.h) */ + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(bra, 8, ., .) +{ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); + if(REG_PC == REG_PPC) + USE_ALL_CYCLES(); +} + + +M68KMAKE_OP(bra, 16, ., .) +{ + uint offset = OPER_I_16(); + REG_PC -= 2; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_16(offset); + if(REG_PC == REG_PPC) + USE_ALL_CYCLES(); +} + + +M68KMAKE_OP(bra, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint offset = OPER_I_32(); + REG_PC -= 4; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_32(offset); + if(REG_PC == REG_PPC) + USE_ALL_CYCLES(); + return; + } + else + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); + if(REG_PC == REG_PPC) + USE_ALL_CYCLES(); + } +} + + +M68KMAKE_OP(bset, 32, r, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (DX & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst |= mask; +} + + +M68KMAKE_OP(bset, 8, r, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + uint mask = 1 << (DX & 7); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src | mask); +} + + +M68KMAKE_OP(bset, 32, s, d) +{ + uint* r_dst = &DY; + uint mask = 1 << (OPER_I_8() & 0x1f); + + FLAG_Z = *r_dst & mask; + *r_dst |= mask; +} + + +M68KMAKE_OP(bset, 8, s, .) +{ + uint mask = 1 << (OPER_I_8() & 7); + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + + FLAG_Z = src & mask; + m68ki_write_8(ea, src | mask); +} + + +M68KMAKE_OP(bsr, 8, ., .) +{ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_push_32(REG_PC); + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); +} + + +M68KMAKE_OP(bsr, 16, ., .) +{ + uint offset = OPER_I_16(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_push_32(REG_PC); + REG_PC -= 2; + m68ki_branch_16(offset); +} + + +M68KMAKE_OP(bsr, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint offset = OPER_I_32(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_push_32(REG_PC); + REG_PC -= 4; + m68ki_branch_32(offset); + return; + } + else + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_push_32(REG_PC); + m68ki_branch_8(MASK_OUT_ABOVE_8(REG_IR)); + } +} + + +M68KMAKE_OP(btst, 32, r, d) +{ + FLAG_Z = DY & (1 << (DX & 0x1f)); +} + + +M68KMAKE_OP(btst, 8, r, .) +{ + FLAG_Z = M68KMAKE_GET_OPER_AY_8 & (1 << (DX & 7)); +} + + +M68KMAKE_OP(btst, 32, s, d) +{ + FLAG_Z = DY & (1 << (OPER_I_8() & 0x1f)); +} + + +M68KMAKE_OP(btst, 8, s, .) +{ + uint bit = OPER_I_8() & 7; + + FLAG_Z = M68KMAKE_GET_OPER_AY_8 & (1 << bit); +} + + +M68KMAKE_OP(callm, 32, ., .) +{ + /* note: watch out for pcrelative modes */ + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + { + uint ea = M68KMAKE_GET_EA_AY_32; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + REG_PC += 2; +(void)ea; /* just to avoid an 'unused variable' warning */ + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cas, 8, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint dest = m68ki_read_8(ea); + uint* compare = ®_D[word2 & 7]; + uint res = dest - MASK_OUT_ABOVE_8(*compare); + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(*compare, dest, res); + FLAG_C = CFLAG_8(res); + + if(COND_NE()) + *compare = MASK_OUT_BELOW_8(*compare) | dest; + else + { + USE_CYCLES(3); + m68ki_write_8(ea, MASK_OUT_ABOVE_8(REG_D[(word2 >> 6) & 7])); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cas, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint dest = m68ki_read_16(ea); + uint* compare = ®_D[word2 & 7]; + uint res = dest - MASK_OUT_ABOVE_16(*compare); + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(*compare, dest, res); + FLAG_C = CFLAG_16(res); + + if(COND_NE()) + *compare = MASK_OUT_BELOW_16(*compare) | dest; + else + { + USE_CYCLES(3); + m68ki_write_16(ea, MASK_OUT_ABOVE_16(REG_D[(word2 >> 6) & 7])); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cas, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint dest = m68ki_read_32(ea); + uint* compare = ®_D[word2 & 7]; + uint res = dest - *compare; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(*compare, dest, res); + FLAG_C = CFLAG_SUB_32(*compare, dest, res); + + if(COND_NE()) + *compare = dest; + else + { + USE_CYCLES(3); + m68ki_write_32(ea, REG_D[(word2 >> 6) & 7]); + } + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cas2, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_32(); + uint* compare1 = ®_D[(word2 >> 16) & 7]; + uint ea1 = REG_DA[(word2 >> 28) & 15]; + uint dest1 = m68ki_read_16(ea1); + uint res1 = dest1 - MASK_OUT_ABOVE_16(*compare1); + uint* compare2 = ®_D[word2 & 7]; + uint ea2 = REG_DA[(word2 >> 12) & 15]; + uint dest2 = m68ki_read_16(ea2); + uint res2; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + FLAG_N = NFLAG_16(res1); + FLAG_Z = MASK_OUT_ABOVE_16(res1); + FLAG_V = VFLAG_SUB_16(*compare1, dest1, res1); + FLAG_C = CFLAG_16(res1); + + if(COND_EQ()) + { + res2 = dest2 - MASK_OUT_ABOVE_16(*compare2); + + FLAG_N = NFLAG_16(res2); + FLAG_Z = MASK_OUT_ABOVE_16(res2); + FLAG_V = VFLAG_SUB_16(*compare2, dest2, res2); + FLAG_C = CFLAG_16(res2); + + if(COND_EQ()) + { + USE_CYCLES(3); + m68ki_write_16(ea1, REG_D[(word2 >> 22) & 7]); + m68ki_write_16(ea2, REG_D[(word2 >> 6) & 7]); + return; + } + } + *compare1 = BIT_1F(word2) ? MAKE_INT_16(dest1) : MASK_OUT_BELOW_16(*compare1) | dest1; + *compare2 = BIT_F(word2) ? MAKE_INT_16(dest2) : MASK_OUT_BELOW_16(*compare2) | dest2; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cas2, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_32(); + uint* compare1 = ®_D[(word2 >> 16) & 7]; + uint ea1 = REG_DA[(word2 >> 28) & 15]; + uint dest1 = m68ki_read_32(ea1); + uint res1 = dest1 - *compare1; + uint* compare2 = ®_D[word2 & 7]; + uint ea2 = REG_DA[(word2 >> 12) & 15]; + uint dest2 = m68ki_read_32(ea2); + uint res2; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + FLAG_N = NFLAG_32(res1); + FLAG_Z = MASK_OUT_ABOVE_32(res1); + FLAG_V = VFLAG_SUB_32(*compare1, dest1, res1); + FLAG_C = CFLAG_SUB_32(*compare1, dest1, res1); + + if(COND_EQ()) + { + res2 = dest2 - *compare2; + + FLAG_N = NFLAG_32(res2); + FLAG_Z = MASK_OUT_ABOVE_32(res2); + FLAG_V = VFLAG_SUB_32(*compare2, dest2, res2); + FLAG_C = CFLAG_SUB_32(*compare2, dest2, res2); + + if(COND_EQ()) + { + USE_CYCLES(3); + m68ki_write_32(ea1, REG_D[(word2 >> 22) & 7]); + m68ki_write_32(ea2, REG_D[(word2 >> 6) & 7]); + return; + } + } + *compare1 = dest1; + *compare2 = dest2; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk, 16, ., d) +{ + sint src = MAKE_INT_16(DX); + sint bound = MAKE_INT_16(DY); + + FLAG_Z = ZFLAG_16(src); /* Undocumented */ + FLAG_V = VFLAG_CLEAR; /* Undocumented */ + FLAG_C = CFLAG_CLEAR; /* Undocumented */ + + if(src >= 0 && src <= bound) + { + return; + } + FLAG_N = (src < 0)<<7; + m68ki_exception_trap(EXCEPTION_CHK); +} + + +M68KMAKE_OP(chk, 16, ., .) +{ + sint src = MAKE_INT_16(DX); + sint bound = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); + + FLAG_Z = ZFLAG_16(src); /* Undocumented */ + FLAG_V = VFLAG_CLEAR; /* Undocumented */ + FLAG_C = CFLAG_CLEAR; /* Undocumented */ + + if(src >= 0 && src <= bound) + { + return; + } + FLAG_N = (src < 0)<<7; + m68ki_exception_trap(EXCEPTION_CHK); +} + + +M68KMAKE_OP(chk, 32, ., d) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + sint src = MAKE_INT_32(DX); + sint bound = MAKE_INT_32(DY); + + FLAG_Z = ZFLAG_32(src); /* Undocumented */ + FLAG_V = VFLAG_CLEAR; /* Undocumented */ + FLAG_C = CFLAG_CLEAR; /* Undocumented */ + + if(src >= 0 && src <= bound) + { + return; + } + FLAG_N = (src < 0)<<7; + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + sint src = MAKE_INT_32(DX); + sint bound = MAKE_INT_32(M68KMAKE_GET_OPER_AY_32); + + FLAG_Z = ZFLAG_32(src); /* Undocumented */ + FLAG_V = VFLAG_CLEAR; /* Undocumented */ + FLAG_C = CFLAG_CLEAR; /* Undocumented */ + + if(src >= 0 && src <= bound) + { + return; + } + FLAG_N = (src < 0)<<7; + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 8, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xff; + uint ea = EA_PCDI_8(); + uint lower_bound = m68ki_read_pcrel_8(ea); + uint upper_bound = m68ki_read_pcrel_8(ea + 1); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_8(compare) - MAKE_INT_8(lower_bound); + else + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 8, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xff; + uint ea = EA_PCIX_8(); + uint lower_bound = m68ki_read_pcrel_8(ea); + uint upper_bound = m68ki_read_pcrel_8(ea + 1); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_8(compare) - MAKE_INT_8(lower_bound); + else + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 8, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xff; + uint ea = M68KMAKE_GET_EA_AY_8; + uint lower_bound = m68ki_read_8(ea); + uint upper_bound = m68ki_read_8(ea + 1); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_8(compare) - MAKE_INT_8(lower_bound); + else + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 16, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xffff; + uint ea = EA_PCDI_16(); + uint lower_bound = m68ki_read_pcrel_16(ea); + uint upper_bound = m68ki_read_pcrel_16(ea + 2); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(compare) - MAKE_INT_16(lower_bound); + else + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(upper_bound) - MAKE_INT_16(compare); + else + FLAG_C = upper_bound - compare; + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 16, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xffff; + uint ea = EA_PCIX_16(); + uint lower_bound = m68ki_read_pcrel_16(ea); + uint upper_bound = m68ki_read_pcrel_16(ea + 2); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(compare) - MAKE_INT_16(lower_bound); + else + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(upper_bound) - MAKE_INT_16(compare); + else + FLAG_C = upper_bound - compare; + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]&0xffff; + uint ea = M68KMAKE_GET_EA_AY_16; + uint lower_bound = m68ki_read_16(ea); + uint upper_bound = m68ki_read_16(ea + 2); + + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(compare) - MAKE_INT_16(lower_bound); + else + FLAG_C = compare - lower_bound; + + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + if(!BIT_F(word2)) + FLAG_C = MAKE_INT_16(upper_bound) - MAKE_INT_16(compare); + else + FLAG_C = upper_bound - compare; + + FLAG_C = CFLAG_16(FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 32, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]; + uint ea = EA_PCDI_32(); + uint lower_bound = m68ki_read_pcrel_32(ea); + uint upper_bound = m68ki_read_pcrel_32(ea + 4); + + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_SUB_32(lower_bound, compare, FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + FLAG_C = CFLAG_SUB_32(compare, upper_bound, FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 32, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]; + uint ea = EA_PCIX_32(); + uint lower_bound = m68ki_read_pcrel_32(ea); + uint upper_bound = m68ki_read_pcrel_32(ea + 4); + + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_SUB_32(lower_bound, compare, FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + FLAG_C = CFLAG_SUB_32(compare, upper_bound, FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(chk2cmp2, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint compare = REG_DA[(word2 >> 12) & 15]; + uint ea = M68KMAKE_GET_EA_AY_32; + uint lower_bound = m68ki_read_32(ea); + uint upper_bound = m68ki_read_32(ea + 4); + + FLAG_C = compare - lower_bound; + FLAG_Z = !((upper_bound==compare) | (lower_bound==compare)); + FLAG_C = CFLAG_SUB_32(lower_bound, compare, FLAG_C); + if(COND_CS()) + { + if(BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + + FLAG_C = upper_bound - compare; + FLAG_C = CFLAG_SUB_32(compare, upper_bound, FLAG_C); + if(COND_CS() && BIT_B(word2)) + m68ki_exception_trap(EXCEPTION_CHK); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(clr, 8, ., d) +{ + DY &= 0xffffff00; + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(clr, 8, ., .) +{ + m68ki_write_8(M68KMAKE_GET_EA_AY_8, 0); + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(clr, 16, ., d) +{ + DY &= 0xffff0000; + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(clr, 16, ., .) +{ + m68ki_write_16(M68KMAKE_GET_EA_AY_16, 0); + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(clr, 32, ., d) +{ + DY = 0; + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(clr, 32, ., .) +{ + m68ki_write_32(M68KMAKE_GET_EA_AY_32, 0); + + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; +} + + +M68KMAKE_OP(cmp, 8, ., d) +{ + uint src = MASK_OUT_ABOVE_8(DY); + uint dst = MASK_OUT_ABOVE_8(DX); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmp, 8, ., .) +{ + uint src = M68KMAKE_GET_OPER_AY_8; + uint dst = MASK_OUT_ABOVE_8(DX); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmp, 16, ., d) +{ + uint src = MASK_OUT_ABOVE_16(DY); + uint dst = MASK_OUT_ABOVE_16(DX); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmp, 16, ., a) +{ + uint src = MASK_OUT_ABOVE_16(AY); + uint dst = MASK_OUT_ABOVE_16(DX); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmp, 16, ., .) +{ + uint src = M68KMAKE_GET_OPER_AY_16; + uint dst = MASK_OUT_ABOVE_16(DX); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmp, 32, ., d) +{ + uint src = DY; + uint dst = DX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmp, 32, ., a) +{ + uint src = AY; + uint dst = DX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmp, 32, ., .) +{ + uint src = M68KMAKE_GET_OPER_AY_32; + uint dst = DX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 16, ., d) +{ + uint src = MAKE_INT_16(DY); + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 16, ., a) +{ + uint src = MAKE_INT_16(AY); + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 16, ., .) +{ + uint src = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 32, ., d) +{ + uint src = DY; + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 32, ., a) +{ + uint src = AY; + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpa, 32, ., .) +{ + uint src = M68KMAKE_GET_OPER_AY_32; + uint dst = AX; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpi, 8, ., d) +{ + uint src = OPER_I_8(); + uint dst = MASK_OUT_ABOVE_8(DY); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpi, 8, ., .) +{ + uint src = OPER_I_8(); + uint dst = M68KMAKE_GET_OPER_AY_8; + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpi, 8, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_8(); + uint dst = OPER_PCDI_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpi, 8, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_8(); + uint dst = OPER_PCIX_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpi, 16, ., d) +{ + uint src = OPER_I_16(); + uint dst = MASK_OUT_ABOVE_16(DY); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmpi, 16, ., .) +{ + uint src = OPER_I_16(); + uint dst = M68KMAKE_GET_OPER_AY_16; + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmpi, 16, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_16(); + uint dst = OPER_PCDI_16(); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpi, 16, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_16(); + uint dst = OPER_PCIX_16(); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpi, 32, ., d) +{ + uint src = OPER_I_32(); + uint dst = DY; + uint res = dst - src; + + m68ki_cmpild_callback(src, REG_IR & 7); /* auto-disable (see m68kcpu.h) */ + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpi, 32, ., .) +{ + uint src = OPER_I_32(); + uint dst = M68KMAKE_GET_OPER_AY_32; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cmpi, 32, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_32(); + uint dst = OPER_PCDI_32(); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpi, 32, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_I_32(); + uint dst = OPER_PCIX_32(); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(cmpm, 8, ., ax7) +{ + uint src = OPER_AY_PI_8(); + uint dst = OPER_A7_PI_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpm, 8, ., ay7) +{ + uint src = OPER_A7_PI_8(); + uint dst = OPER_AX_PI_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpm, 8, ., axy7) +{ + uint src = OPER_A7_PI_8(); + uint dst = OPER_A7_PI_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpm, 8, ., .) +{ + uint src = OPER_AY_PI_8(); + uint dst = OPER_AX_PI_8(); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_C = CFLAG_8(res); +} + + +M68KMAKE_OP(cmpm, 16, ., .) +{ + uint src = OPER_AY_PI_16(); + uint dst = OPER_AX_PI_16(); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_C = CFLAG_16(res); +} + + +M68KMAKE_OP(cmpm, 32, ., .) +{ + uint src = OPER_AY_PI_32(); + uint dst = OPER_AX_PI_32(); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_C = CFLAG_SUB_32(src, dst, res); +} + + +M68KMAKE_OP(cpbcc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(cpdbcc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(cpgen, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(cpscc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(cptrapcc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_1111(); +} + + +M68KMAKE_OP(dbt, 16, ., .) +{ + REG_PC += 2; +} + + +M68KMAKE_OP(dbf, 16, ., .) +{ + uint* r_dst = &DY; + uint res = MASK_OUT_ABOVE_16(*r_dst - 1); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + if(res != 0xffff) + { + uint offset = OPER_I_16(); + REG_PC -= 2; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_16(offset); + USE_CYCLES(CYC_DBCC_F_NOEXP); + return; + } + REG_PC += 2; + USE_CYCLES(CYC_DBCC_F_EXP); +} + + +M68KMAKE_OP(dbcc, 16, ., .) +{ + if(M68KMAKE_NOT_CC) + { + uint* r_dst = &DY; + uint res = MASK_OUT_ABOVE_16(*r_dst - 1); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + if(res != 0xffff) + { + uint offset = OPER_I_16(); + REG_PC -= 2; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_branch_16(offset); + USE_CYCLES(CYC_DBCC_F_NOEXP); + return; + } + REG_PC += 2; + USE_CYCLES(CYC_DBCC_F_EXP); + return; + } + REG_PC += 2; +} + + +M68KMAKE_OP(divs, 16, ., d) +{ + uint* r_dst = &DX; + sint src = MAKE_INT_16(DY); + sint quotient; + sint remainder; + + if(src != 0) + { + if((uint32)*r_dst == 0x80000000 && src == -1) + { + FLAG_Z = 0; + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = 0; + return; + } + + quotient = MAKE_INT_32(*r_dst) / src; + remainder = MAKE_INT_32(*r_dst) % src; + + if(quotient == MAKE_INT_16(quotient)) + { + FLAG_Z = quotient; + FLAG_N = NFLAG_16(quotient); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = MASK_OUT_ABOVE_32(MASK_OUT_ABOVE_16(quotient) | (remainder << 16)); + return; + } + FLAG_V = VFLAG_SET; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); +} + + +M68KMAKE_OP(divs, 16, ., .) +{ + uint* r_dst = &DX; + sint src = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); + sint quotient; + sint remainder; + + if(src != 0) + { + if((uint32)*r_dst == 0x80000000 && src == -1) + { + FLAG_Z = 0; + FLAG_N = NFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = 0; + return; + } + + quotient = MAKE_INT_32(*r_dst) / src; + remainder = MAKE_INT_32(*r_dst) % src; + + if(quotient == MAKE_INT_16(quotient)) + { + FLAG_Z = quotient; + FLAG_N = NFLAG_16(quotient); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = MASK_OUT_ABOVE_32(MASK_OUT_ABOVE_16(quotient) | (remainder << 16)); + return; + } + FLAG_V = VFLAG_SET; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); +} + + +M68KMAKE_OP(divu, 16, ., d) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(DY); + + if(src != 0) + { + uint quotient = *r_dst / src; + uint remainder = *r_dst % src; + + if(quotient < 0x10000) + { + FLAG_Z = quotient; + FLAG_N = NFLAG_16(quotient); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = MASK_OUT_ABOVE_32(MASK_OUT_ABOVE_16(quotient) | (remainder << 16)); + return; + } + FLAG_V = VFLAG_SET; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); +} + + +M68KMAKE_OP(divu, 16, ., .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_16; + + if(src != 0) + { + uint quotient = *r_dst / src; + uint remainder = *r_dst % src; + + if(quotient < 0x10000) + { + FLAG_Z = quotient; + FLAG_N = NFLAG_16(quotient); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst = MASK_OUT_ABOVE_32(MASK_OUT_ABOVE_16(quotient) | (remainder << 16)); + return; + } + FLAG_V = VFLAG_SET; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); +} + + +M68KMAKE_OP(divl, 32, ., d) +{ +#if M68K_USE_64_BIT + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint64 divisor = DY; + uint64 dividend = 0; + uint64 quotient = 0; + uint64 remainder = 0; + + if(divisor != 0) + { + if(BIT_A(word2)) /* 64 bit */ + { + dividend = REG_D[word2 & 7]; + dividend <<= 32; + dividend |= REG_D[(word2 >> 12) & 7]; + + if(BIT_B(word2)) /* signed */ + { + quotient = (uint64)((sint64)dividend / (sint64)((sint32)divisor)); + remainder = (uint64)((sint64)dividend % (sint64)((sint32)divisor)); + if((sint64)quotient != (sint64)((sint32)quotient)) + { + FLAG_V = VFLAG_SET; + return; + } + } + else /* unsigned */ + { + quotient = dividend / divisor; + if(quotient > 0xffffffff) + { + FLAG_V = VFLAG_SET; + return; + } + remainder = dividend % divisor; + } + } + else /* 32 bit */ + { + dividend = REG_D[(word2 >> 12) & 7]; + if(BIT_B(word2)) /* signed */ + { + quotient = (uint64)((sint64)((sint32)dividend) / (sint64)((sint32)divisor)); + remainder = (uint64)((sint64)((sint32)dividend) % (sint64)((sint32)divisor)); + } + else /* unsigned */ + { + quotient = dividend / divisor; + remainder = dividend % divisor; + } + } + + REG_D[word2 & 7] = remainder; + REG_D[(word2 >> 12) & 7] = quotient; + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); + return; + } + m68ki_exception_illegal(); + +#else + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint divisor = DY; + uint dividend_hi = REG_D[word2 & 7]; + uint dividend_lo = REG_D[(word2 >> 12) & 7]; + uint quotient = 0; + uint remainder = 0; + uint dividend_neg = 0; + uint divisor_neg = 0; + sint i; + uint overflow; + + if(divisor != 0) + { + /* quad / long : long quotient, long remainder */ + if(BIT_A(word2)) + { + if(BIT_B(word2)) /* signed */ + { + /* special case in signed divide */ + if(dividend_hi == 0 && dividend_lo == 0x80000000 && divisor == 0xffffffff) + { + REG_D[word2 & 7] = 0; + REG_D[(word2 >> 12) & 7] = 0x80000000; + + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + if(GET_MSB_32(dividend_hi)) + { + dividend_neg = 1; + dividend_hi = (uint)MASK_OUT_ABOVE_32((-(sint)dividend_hi) - (dividend_lo != 0)); + dividend_lo = (uint)MASK_OUT_ABOVE_32(-(sint)dividend_lo); + } + if(GET_MSB_32(divisor)) + { + divisor_neg = 1; + divisor = (uint)MASK_OUT_ABOVE_32(-(sint)divisor); + + } + } + + /* if the upper long is greater than the divisor, we're overflowing. */ + if(dividend_hi >= divisor) + { + FLAG_V = VFLAG_SET; + return; + } + + for(i = 31; i >= 0; i--) + { + quotient <<= 1; + remainder = (remainder << 1) + ((dividend_hi >> i) & 1); + if(remainder >= divisor) + { + remainder -= divisor; + quotient++; + } + } + for(i = 31; i >= 0; i--) + { + quotient <<= 1; + overflow = GET_MSB_32(remainder); + remainder = (remainder << 1) + ((dividend_lo >> i) & 1); + if(remainder >= divisor || overflow) + { + remainder -= divisor; + quotient++; + } + } + + if(BIT_B(word2)) /* signed */ + { + if(quotient > 0x7fffffff) + { + FLAG_V = VFLAG_SET; + return; + } + if(dividend_neg) + { + remainder = (uint)MASK_OUT_ABOVE_32(-(sint)remainder); + quotient = (uint)MASK_OUT_ABOVE_32(-(sint)quotient); + } + if(divisor_neg) + quotient = (uint)MASK_OUT_ABOVE_32(-(sint)quotient); + } + + REG_D[word2 & 7] = remainder; + REG_D[(word2 >> 12) & 7] = quotient; + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + + /* long / long: long quotient, maybe long remainder */ + if(BIT_B(word2)) /* signed */ + { + /* Special case in divide */ + if(dividend_lo == 0x80000000 && divisor == 0xffffffff) + { + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + REG_D[(word2 >> 12) & 7] = 0x80000000; + REG_D[word2 & 7] = 0; + return; + } + REG_D[word2 & 7] = MAKE_INT_32(dividend_lo) % MAKE_INT_32(divisor); + quotient = REG_D[(word2 >> 12) & 7] = MAKE_INT_32(dividend_lo) / MAKE_INT_32(divisor); + } + else + { + REG_D[word2 & 7] = MASK_OUT_ABOVE_32(dividend_lo) % MASK_OUT_ABOVE_32(divisor); + quotient = REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(dividend_lo) / MASK_OUT_ABOVE_32(divisor); + } + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); + return; + } + m68ki_exception_illegal(); + +#endif +} + + +M68KMAKE_OP(divl, 32, ., .) +{ +#if M68K_USE_64_BIT + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint64 divisor = M68KMAKE_GET_OPER_AY_32; + uint64 dividend = 0; + uint64 quotient = 0; + uint64 remainder = 0; + + if(divisor != 0) + { + if(BIT_A(word2)) /* 64 bit */ + { + dividend = REG_D[word2 & 7]; + dividend <<= 32; + dividend |= REG_D[(word2 >> 12) & 7]; + + if(BIT_B(word2)) /* signed */ + { + quotient = (uint64)((sint64)dividend / (sint64)((sint32)divisor)); + remainder = (uint64)((sint64)dividend % (sint64)((sint32)divisor)); + if((sint64)quotient != (sint64)((sint32)quotient)) + { + FLAG_V = VFLAG_SET; + return; + } + } + else /* unsigned */ + { + quotient = dividend / divisor; + if(quotient > 0xffffffff) + { + FLAG_V = VFLAG_SET; + return; + } + remainder = dividend % divisor; + } + } + else /* 32 bit */ + { + dividend = REG_D[(word2 >> 12) & 7]; + if(BIT_B(word2)) /* signed */ + { + quotient = (uint64)((sint64)((sint32)dividend) / (sint64)((sint32)divisor)); + remainder = (uint64)((sint64)((sint32)dividend) % (sint64)((sint32)divisor)); + } + else /* unsigned */ + { + quotient = dividend / divisor; + remainder = dividend % divisor; + } + } + + REG_D[word2 & 7] = remainder; + REG_D[(word2 >> 12) & 7] = quotient; + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); + return; + } + m68ki_exception_illegal(); + +#else + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint divisor = M68KMAKE_GET_OPER_AY_32; + uint dividend_hi = REG_D[word2 & 7]; + uint dividend_lo = REG_D[(word2 >> 12) & 7]; + uint quotient = 0; + uint remainder = 0; + uint dividend_neg = 0; + uint divisor_neg = 0; + sint i; + uint overflow; + + if(divisor != 0) + { + /* quad / long : long quotient, long remainder */ + if(BIT_A(word2)) + { + if(BIT_B(word2)) /* signed */ + { + /* special case in signed divide */ + if(dividend_hi == 0 && dividend_lo == 0x80000000 && divisor == 0xffffffff) + { + REG_D[word2 & 7] = 0; + REG_D[(word2 >> 12) & 7] = 0x80000000; + + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + if(GET_MSB_32(dividend_hi)) + { + dividend_neg = 1; + dividend_hi = (uint)MASK_OUT_ABOVE_32((-(sint)dividend_hi) - (dividend_lo != 0)); + dividend_lo = (uint)MASK_OUT_ABOVE_32(-(sint)dividend_lo); + } + if(GET_MSB_32(divisor)) + { + divisor_neg = 1; + divisor = (uint)MASK_OUT_ABOVE_32(-(sint)divisor); + + } + } + + /* if the upper long is greater than the divisor, we're overflowing. */ + if(dividend_hi >= divisor) + { + FLAG_V = VFLAG_SET; + return; + } + + for(i = 31; i >= 0; i--) + { + quotient <<= 1; + remainder = (remainder << 1) + ((dividend_hi >> i) & 1); + if(remainder >= divisor) + { + remainder -= divisor; + quotient++; + } + } + for(i = 31; i >= 0; i--) + { + quotient <<= 1; + overflow = GET_MSB_32(remainder); + remainder = (remainder << 1) + ((dividend_lo >> i) & 1); + if(remainder >= divisor || overflow) + { + remainder -= divisor; + quotient++; + } + } + + if(BIT_B(word2)) /* signed */ + { + if(quotient > 0x7fffffff) + { + FLAG_V = VFLAG_SET; + return; + } + if(dividend_neg) + { + remainder = (uint)MASK_OUT_ABOVE_32(-(sint)remainder); + quotient = (uint)MASK_OUT_ABOVE_32(-(sint)quotient); + } + if(divisor_neg) + quotient = (uint)MASK_OUT_ABOVE_32(-(sint)quotient); + } + + REG_D[word2 & 7] = remainder; + REG_D[(word2 >> 12) & 7] = quotient; + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + + /* long / long: long quotient, maybe long remainder */ + if(BIT_B(word2)) /* signed */ + { + /* Special case in divide */ + if(dividend_lo == 0x80000000 && divisor == 0xffffffff) + { + FLAG_N = NFLAG_SET; + FLAG_Z = ZFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + REG_D[(word2 >> 12) & 7] = 0x80000000; + REG_D[word2 & 7] = 0; + return; + } + REG_D[word2 & 7] = MAKE_INT_32(dividend_lo) % MAKE_INT_32(divisor); + quotient = REG_D[(word2 >> 12) & 7] = MAKE_INT_32(dividend_lo) / MAKE_INT_32(divisor); + } + else + { + REG_D[word2 & 7] = MASK_OUT_ABOVE_32(dividend_lo) % MASK_OUT_ABOVE_32(divisor); + quotient = REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(dividend_lo) / MASK_OUT_ABOVE_32(divisor); + } + + FLAG_N = NFLAG_32(quotient); + FLAG_Z = quotient; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_trap(EXCEPTION_ZERO_DIVIDE); + return; + } + m68ki_exception_illegal(); + +#endif +} + + +M68KMAKE_OP(eor, 8, ., d) +{ + uint res = MASK_OUT_ABOVE_8(DY ^= MASK_OUT_ABOVE_8(DX)); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eor, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = MASK_OUT_ABOVE_8(DX ^ m68ki_read_8(ea)); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eor, 16, ., d) +{ + uint res = MASK_OUT_ABOVE_16(DY ^= MASK_OUT_ABOVE_16(DX)); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eor, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = MASK_OUT_ABOVE_16(DX ^ m68ki_read_16(ea)); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eor, 32, ., d) +{ + uint res = DY ^= DX; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eor, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = DX ^ m68ki_read_32(ea); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 8, ., d) +{ + uint res = MASK_OUT_ABOVE_8(DY ^= OPER_I_8()); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 8, ., .) +{ + uint src = OPER_I_8(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = src ^ m68ki_read_8(ea); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 16, ., d) +{ + uint res = MASK_OUT_ABOVE_16(DY ^= OPER_I_16()); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 16, ., .) +{ + uint src = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = src ^ m68ki_read_16(ea); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 32, ., d) +{ + uint res = DY ^= OPER_I_32(); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 32, ., .) +{ + uint src = OPER_I_32(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = src ^ m68ki_read_32(ea); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(eori, 16, toc, .) +{ + m68ki_set_ccr(m68ki_get_ccr() ^ OPER_I_16()); +} + + +M68KMAKE_OP(eori, 16, tos, .) +{ + if(FLAG_S) + { + uint src = OPER_I_16(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_set_sr(m68ki_get_sr() ^ src); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(exg, 32, dd, .) +{ + uint* reg_a = &DX; + uint* reg_b = &DY; + uint tmp = *reg_a; + *reg_a = *reg_b; + *reg_b = tmp; +} + + +M68KMAKE_OP(exg, 32, aa, .) +{ + uint* reg_a = &AX; + uint* reg_b = &AY; + uint tmp = *reg_a; + *reg_a = *reg_b; + *reg_b = tmp; +} + + +M68KMAKE_OP(exg, 32, da, .) +{ + uint* reg_a = &DX; + uint* reg_b = &AY; + uint tmp = *reg_a; + *reg_a = *reg_b; + *reg_b = tmp; +} + + +M68KMAKE_OP(ext, 16, ., .) +{ + uint* r_dst = &DY; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | MASK_OUT_ABOVE_8(*r_dst) | (GET_MSB_8(*r_dst) ? 0xff00 : 0); + + FLAG_N = NFLAG_16(*r_dst); + FLAG_Z = MASK_OUT_ABOVE_16(*r_dst); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(ext, 32, ., .) +{ + uint* r_dst = &DY; + + *r_dst = MASK_OUT_ABOVE_16(*r_dst) | (GET_MSB_16(*r_dst) ? 0xffff0000 : 0); + + FLAG_N = NFLAG_32(*r_dst); + FLAG_Z = *r_dst; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(extb, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint* r_dst = &DY; + + *r_dst = MASK_OUT_ABOVE_8(*r_dst) | (GET_MSB_8(*r_dst) ? 0xffffff00 : 0); + + FLAG_N = NFLAG_32(*r_dst); + FLAG_Z = *r_dst; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(illegal, 0, ., .) +{ + m68ki_exception_illegal(); +} + +M68KMAKE_OP(jmp, 32, ., .) +{ + m68ki_jump(M68KMAKE_GET_EA_AY_32); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + if(REG_PC == REG_PPC) + USE_ALL_CYCLES(); +} + + +M68KMAKE_OP(jsr, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_push_32(REG_PC); + m68ki_jump(ea); +} + + +M68KMAKE_OP(lea, 32, ., .) +{ + AX = M68KMAKE_GET_EA_AY_32; +} + + +M68KMAKE_OP(link, 16, ., a7) +{ + REG_A[7] -= 4; + m68ki_write_32(REG_A[7], REG_A[7]); + REG_A[7] = MASK_OUT_ABOVE_32(REG_A[7] + MAKE_INT_16(OPER_I_16())); +} + + +M68KMAKE_OP(link, 16, ., .) +{ + uint* r_dst = &AY; + + m68ki_push_32(*r_dst); + *r_dst = REG_A[7]; + REG_A[7] = MASK_OUT_ABOVE_32(REG_A[7] + MAKE_INT_16(OPER_I_16())); +} + + +M68KMAKE_OP(link, 32, ., a7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_A[7] -= 4; + m68ki_write_32(REG_A[7], REG_A[7]); + REG_A[7] = MASK_OUT_ABOVE_32(REG_A[7] + OPER_I_32()); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(link, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint* r_dst = &AY; + + m68ki_push_32(*r_dst); + *r_dst = REG_A[7]; + REG_A[7] = MASK_OUT_ABOVE_32(REG_A[7] + OPER_I_32()); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(lsr, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_X = FLAG_C = src << (9-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_X = FLAG_C = src << (9-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = src >> shift; + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_X = FLAG_C = src << (9-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 8, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift <= 8) + { + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_X = FLAG_C = src << (9-shift); + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffffff00; + FLAG_X = XFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 16, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift <= 16) + { + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_C = FLAG_X = (src >> (shift - 1))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffff0000; + FLAG_X = XFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 32, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = *r_dst; + uint res = src >> shift; + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 32) + { + *r_dst = res; + FLAG_C = FLAG_X = (src >> (shift - 1))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst = 0; + FLAG_X = FLAG_C = (shift == 32 ? GET_MSB_32(src)>>23 : 0); + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsr, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = src >> 1; + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_CLEAR; + FLAG_Z = res; + FLAG_C = FLAG_X = src << 8; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = MASK_OUT_ABOVE_8(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src << shift; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = MASK_OUT_ABOVE_16(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> (8-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32(src << shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> (24-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 8, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = MASK_OUT_ABOVE_8(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift <= 8) + { + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_X = FLAG_C = src << shift; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffffff00; + FLAG_X = XFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 16, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = MASK_OUT_ABOVE_16(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift <= 16) + { + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_X = FLAG_C = (src << shift) >> 8; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst &= 0xffff0000; + FLAG_X = XFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 32, r, .) +{ + uint* r_dst = &DY; + uint shift = DX & 0x3f; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32(src << shift); + + if(shift != 0) + { + USE_CYCLES(shift<<CYC_SHIFT); + + if(shift < 32) + { + *r_dst = res; + FLAG_X = FLAG_C = (src >> (32 - shift)) << 8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + *r_dst = 0; + FLAG_X = FLAG_C = ((shift == 32 ? src & 1 : 0))<<8; + FLAG_N = NFLAG_CLEAR; + FLAG_Z = ZFLAG_SET; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(lsl, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = MASK_OUT_ABOVE_16(src << 1); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_X = FLAG_C = src >> 7; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, d, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, d, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, ai, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AX_AI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, ai, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AX_AI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pi7, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_A7_PI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pi, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AX_PI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pi7, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_A7_PI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pi, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AX_PI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pd7, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_A7_PD_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pd, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AX_PD_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pd7, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_A7_PD_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, pd, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AX_PD_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, di, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AX_DI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, di, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AX_DI_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, ix, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AX_IX_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, ix, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AX_IX_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, aw, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AW_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, aw, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AW_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, al, d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + uint ea = EA_AL_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 8, al, .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + uint ea = EA_AL_8(); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, d, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, d, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, d, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ai, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AX_AI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ai, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AX_AI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ai, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AX_AI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pi, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AX_PI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pi, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AX_PI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pi, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AX_PI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pd, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AX_PD_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pd, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AX_PD_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, pd, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AX_PD_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, di, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AX_DI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, di, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AX_DI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, di, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AX_DI_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ix, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AX_IX_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ix, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AX_IX_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, ix, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AX_IX_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, aw, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AW_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, aw, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AW_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, aw, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AW_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, al, d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + uint ea = EA_AL_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, al, a) +{ + uint res = MASK_OUT_ABOVE_16(AY); + uint ea = EA_AL_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 16, al, .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + uint ea = EA_AL_16(); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, d, d) +{ + uint res = DY; + uint* r_dst = &DX; + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, d, a) +{ + uint res = AY; + uint* r_dst = &DX; + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, d, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint* r_dst = &DX; + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ai, d) +{ + uint res = DY; + uint ea = EA_AX_AI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ai, a) +{ + uint res = AY; + uint ea = EA_AX_AI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ai, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AX_AI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pi, d) +{ + uint res = DY; + uint ea = EA_AX_PI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pi, a) +{ + uint res = AY; + uint ea = EA_AX_PI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pi, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AX_PI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pd, d) +{ + uint res = DY; + uint ea = EA_AX_PD_32(); + + m68ki_write_16(ea+2, res & 0xFFFF ); + m68ki_write_16(ea, (res >> 16) & 0xFFFF ); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pd, a) +{ + uint res = AY; + uint ea = EA_AX_PD_32(); + + m68ki_write_16(ea+2, res & 0xFFFF ); + m68ki_write_16(ea, (res >> 16) & 0xFFFF ); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, pd, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AX_PD_32(); + + m68ki_write_16(ea+2, res & 0xFFFF ); + m68ki_write_16(ea, (res >> 16) & 0xFFFF ); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, di, d) +{ + uint res = DY; + uint ea = EA_AX_DI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, di, a) +{ + uint res = AY; + uint ea = EA_AX_DI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, di, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AX_DI_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ix, d) +{ + uint res = DY; + uint ea = EA_AX_IX_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ix, a) +{ + uint res = AY; + uint ea = EA_AX_IX_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, ix, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AX_IX_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, aw, d) +{ + uint res = DY; + uint ea = EA_AW_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, aw, a) +{ + uint res = AY; + uint ea = EA_AW_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, aw, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AW_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, al, d) +{ + uint res = DY; + uint ea = EA_AL_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, al, a) +{ + uint res = AY; + uint ea = EA_AL_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move, 32, al, .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + uint ea = EA_AL_32(); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(movea, 16, ., d) +{ + AX = MAKE_INT_16(DY); +} + + +M68KMAKE_OP(movea, 16, ., a) +{ + AX = MAKE_INT_16(AY); +} + + +M68KMAKE_OP(movea, 16, ., .) +{ + AX = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); +} + + +M68KMAKE_OP(movea, 32, ., d) +{ + AX = DY; +} + + +M68KMAKE_OP(movea, 32, ., a) +{ + AX = AY; +} + + +M68KMAKE_OP(movea, 32, ., .) +{ + AX = M68KMAKE_GET_OPER_AY_32; +} + + +M68KMAKE_OP(move, 16, frc, d) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + DY = MASK_OUT_BELOW_16(DY) | m68ki_get_ccr(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(move, 16, frc, .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + m68ki_write_16(M68KMAKE_GET_EA_AY_16, m68ki_get_ccr()); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(move, 16, toc, d) +{ + m68ki_set_ccr(DY); +} + + +M68KMAKE_OP(move, 16, toc, .) +{ + m68ki_set_ccr(M68KMAKE_GET_OPER_AY_16); +} + + +M68KMAKE_OP(move, 16, frs, d) +{ + if(CPU_TYPE_IS_000(CPU_TYPE) || FLAG_S) /* NS990408 */ + { + DY = MASK_OUT_BELOW_16(DY) | m68ki_get_sr(); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(move, 16, frs, .) +{ + if(CPU_TYPE_IS_000(CPU_TYPE) || FLAG_S) /* NS990408 */ + { + uint ea = M68KMAKE_GET_EA_AY_16; + m68ki_write_16(ea, m68ki_get_sr()); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(move, 16, tos, d) +{ + if(FLAG_S) + { + m68ki_set_sr(DY); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(move, 16, tos, .) +{ + if(FLAG_S) + { + uint new_sr = M68KMAKE_GET_OPER_AY_16; + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_set_sr(new_sr); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(move, 32, fru, .) +{ + if(FLAG_S) + { + AY = REG_USP; + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(move, 32, tou, .) +{ + if(FLAG_S) + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + REG_USP = AY; + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(movec, 32, cr, .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + if(FLAG_S) + { + uint word2 = OPER_I_16(); + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + switch (word2 & 0xfff) + { + case 0x000: /* SFC */ + REG_DA[(word2 >> 12) & 15] = REG_SFC; + return; + case 0x001: /* DFC */ + REG_DA[(word2 >> 12) & 15] = REG_DFC; + return; + case 0x002: /* CACR */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_DA[(word2 >> 12) & 15] = REG_CACR; + return; + } + return; + case 0x800: /* USP */ + REG_DA[(word2 >> 12) & 15] = REG_USP; + return; + case 0x801: /* VBR */ + REG_DA[(word2 >> 12) & 15] = REG_VBR; + return; + case 0x802: /* CAAR */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_DA[(word2 >> 12) & 15] = REG_CAAR; + return; + } + m68ki_exception_illegal(); + break; + case 0x803: /* MSP */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_DA[(word2 >> 12) & 15] = FLAG_M ? REG_SP : REG_MSP; + return; + } + m68ki_exception_illegal(); + return; + case 0x804: /* ISP */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_DA[(word2 >> 12) & 15] = FLAG_M ? REG_ISP : REG_SP; + return; + } + m68ki_exception_illegal(); + return; + case 0x003: /* TC */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x004: /* ITT0 */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x005: /* ITT1 */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x006: /* DTT0 */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x007: /* DTT1 */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x805: /* MMUSR */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x806: /* URP */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x807: /* SRP */ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + default: + m68ki_exception_illegal(); + return; + } + } + m68ki_exception_privilege_violation(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(movec, 32, rc, .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + if(FLAG_S) + { + uint word2 = OPER_I_16(); + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + switch (word2 & 0xfff) + { + case 0x000: /* SFC */ + REG_SFC = REG_DA[(word2 >> 12) & 15] & 7; + return; + case 0x001: /* DFC */ + REG_DFC = REG_DA[(word2 >> 12) & 15] & 7; + return; + case 0x002: /* CACR */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + REG_CACR = REG_DA[(word2 >> 12) & 15]; + } + else + { + /* non 68040 can only set the lower 4 bits (C,CE,F,E) */ + REG_CACR = REG_DA[(word2 >> 12) & 15] & 0x0f; + } + return; + } + m68ki_exception_illegal(); + return; + case 0x800: /* USP */ + REG_USP = REG_DA[(word2 >> 12) & 15]; + return; + case 0x801: /* VBR */ + REG_VBR = REG_DA[(word2 >> 12) & 15]; + return; + case 0x802: /* CAAR */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_CAAR = REG_DA[(word2 >> 12) & 15]; + return; + } + m68ki_exception_illegal(); + return; + case 0x803: /* MSP */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* we are in supervisor mode so just check for M flag */ + if(!FLAG_M) + { + REG_MSP = REG_DA[(word2 >> 12) & 15]; + return; + } + REG_SP = REG_DA[(word2 >> 12) & 15]; + return; + } + m68ki_exception_illegal(); + return; + case 0x804: /* ISP */ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if(!FLAG_M) + { + REG_SP = REG_DA[(word2 >> 12) & 15]; + return; + } + REG_ISP = REG_DA[(word2 >> 12) & 15]; + return; + } + m68ki_exception_illegal(); + return; + case 0x003: /* TC */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x004: /* ITT0 */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x005: /* ITT1 */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x006: /* DTT0 */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x007: /* DTT1 */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x805: /* MMUSR */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x806: /* URP */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + case 0x807: /* SRP */ + if (CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + /* TODO */ + return; + } + m68ki_exception_illegal(); + return; + default: + m68ki_exception_illegal(); + return; + } + } + m68ki_exception_privilege_violation(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(movem, 16, re, pd) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = AY; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + ea -= 2; + m68ki_write_16(ea, MASK_OUT_ABOVE_16(REG_DA[15-i])); + count++; + } + AY = ea; + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 16, re, .) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + m68ki_write_16(ea, MASK_OUT_ABOVE_16(REG_DA[i])); + ea += 2; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 32, re, pd) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = AY; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + ea -= 4; + m68ki_write_16(ea+2, REG_DA[15-i] & 0xFFFF ); + m68ki_write_16(ea, (REG_DA[15-i] >> 16) & 0xFFFF ); + count++; + } + AY = ea; + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movem, 32, re, .) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + m68ki_write_32(ea, REG_DA[i]); + ea += 4; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movem, 16, er, pi) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = AY; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = MAKE_INT_16(MASK_OUT_ABOVE_16(m68ki_read_16(ea))); + ea += 2; + count++; + } + AY = ea; + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 16, er, pcdi) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = EA_PCDI_16(); + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = MAKE_INT_16(MASK_OUT_ABOVE_16(m68ki_read_pcrel_16(ea))); + ea += 2; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 16, er, pcix) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = EA_PCIX_16(); + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = MAKE_INT_16(MASK_OUT_ABOVE_16(m68ki_read_pcrel_16(ea))); + ea += 2; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 16, er, .) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = MAKE_INT_16(MASK_OUT_ABOVE_16(m68ki_read_16(ea))); + ea += 2; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_W); +} + + +M68KMAKE_OP(movem, 32, er, pi) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = AY; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = m68ki_read_32(ea); + ea += 4; + count++; + } + AY = ea; + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movem, 32, er, pcdi) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = EA_PCDI_32(); + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = m68ki_read_pcrel_32(ea); + ea += 4; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movem, 32, er, pcix) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = EA_PCIX_32(); + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = m68ki_read_pcrel_32(ea); + ea += 4; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movem, 32, er, .) +{ + uint i = 0; + uint register_list = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint count = 0; + + for(; i < 16; i++) + if(register_list & (1 << i)) + { + REG_DA[i] = m68ki_read_32(ea); + ea += 4; + count++; + } + + USE_CYCLES(count<<CYC_MOVEM_L); +} + + +M68KMAKE_OP(movep, 16, re, .) +{ + uint ea = EA_AY_DI_16(); + uint src = DX; + + m68ki_write_8(ea, MASK_OUT_ABOVE_8(src >> 8)); + m68ki_write_8(ea += 2, MASK_OUT_ABOVE_8(src)); +} + + +M68KMAKE_OP(movep, 32, re, .) +{ + uint ea = EA_AY_DI_32(); + uint src = DX; + + m68ki_write_8(ea, MASK_OUT_ABOVE_8(src >> 24)); + m68ki_write_8(ea += 2, MASK_OUT_ABOVE_8(src >> 16)); + m68ki_write_8(ea += 2, MASK_OUT_ABOVE_8(src >> 8)); + m68ki_write_8(ea += 2, MASK_OUT_ABOVE_8(src)); +} + + +M68KMAKE_OP(movep, 16, er, .) +{ + uint ea = EA_AY_DI_16(); + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | ((m68ki_read_8(ea) << 8) + m68ki_read_8(ea + 2)); +} + + +M68KMAKE_OP(movep, 32, er, .) +{ + uint ea = EA_AY_DI_32(); + + DX = (m68ki_read_8(ea) << 24) + (m68ki_read_8(ea + 2) << 16) + + (m68ki_read_8(ea + 4) << 8) + m68ki_read_8(ea + 6); +} + + +M68KMAKE_OP(moves, 8, ., .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + if(FLAG_S) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_8; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + if(BIT_B(word2)) /* Register to memory */ + { + m68ki_write_8_fc(ea, REG_DFC, MASK_OUT_ABOVE_8(REG_DA[(word2 >> 12) & 15])); + return; + } + if(BIT_F(word2)) /* Memory to address register */ + { + REG_A[(word2 >> 12) & 7] = MAKE_INT_8(m68ki_read_8_fc(ea, REG_SFC)); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + /* Memory to data register */ + REG_D[(word2 >> 12) & 7] = MASK_OUT_BELOW_8(REG_D[(word2 >> 12) & 7]) | m68ki_read_8_fc(ea, REG_SFC); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + m68ki_exception_privilege_violation(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(moves, 16, ., .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + if(FLAG_S) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + if(BIT_B(word2)) /* Register to memory */ + { + m68ki_write_16_fc(ea, REG_DFC, MASK_OUT_ABOVE_16(REG_DA[(word2 >> 12) & 15])); + return; + } + if(BIT_F(word2)) /* Memory to address register */ + { + REG_A[(word2 >> 12) & 7] = MAKE_INT_16(m68ki_read_16_fc(ea, REG_SFC)); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + /* Memory to data register */ + REG_D[(word2 >> 12) & 7] = MASK_OUT_BELOW_16(REG_D[(word2 >> 12) & 7]) | m68ki_read_16_fc(ea, REG_SFC); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + m68ki_exception_privilege_violation(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(moves, 32, ., .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + if(FLAG_S) + { + uint word2 = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_32; + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + if(BIT_B(word2)) /* Register to memory */ + { + m68ki_write_32_fc(ea, REG_DFC, REG_DA[(word2 >> 12) & 15]); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + /* Memory to register */ + REG_DA[(word2 >> 12) & 15] = m68ki_read_32_fc(ea, REG_SFC); + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + USE_CYCLES(2); + return; + } + m68ki_exception_privilege_violation(); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(moveq, 32, ., .) +{ + uint res = DX = MAKE_INT_8(MASK_OUT_ABOVE_8(REG_IR)); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(move16, 32, ., .) +{ + UINT16 w2 = OPER_I_16(); + int ax = REG_IR & 7; + int ay = (w2 >> 12) & 7; + + m68ki_write_32(REG_A[ay], m68ki_read_32(REG_A[ax])); + m68ki_write_32(REG_A[ay]+4, m68ki_read_32(REG_A[ax]+4)); + m68ki_write_32(REG_A[ay]+8, m68ki_read_32(REG_A[ax]+8)); + m68ki_write_32(REG_A[ay]+12, m68ki_read_32(REG_A[ax]+12)); + + REG_A[ax] += 16; + REG_A[ay] += 16; +} + + +M68KMAKE_OP(muls, 16, ., d) +{ + uint* r_dst = &DX; + uint res = MASK_OUT_ABOVE_32(MAKE_INT_16(DY) * MAKE_INT_16(MASK_OUT_ABOVE_16(*r_dst))); + + *r_dst = res; + + FLAG_Z = res; + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(muls, 16, ., .) +{ + uint* r_dst = &DX; + uint res = MASK_OUT_ABOVE_32(MAKE_INT_16(M68KMAKE_GET_OPER_AY_16) * MAKE_INT_16(MASK_OUT_ABOVE_16(*r_dst))); + + *r_dst = res; + + FLAG_Z = res; + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(mulu, 16, ., d) +{ + uint* r_dst = &DX; + uint res = MASK_OUT_ABOVE_16(DY) * MASK_OUT_ABOVE_16(*r_dst); + + *r_dst = res; + + FLAG_Z = res; + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(mulu, 16, ., .) +{ + uint* r_dst = &DX; + uint res = M68KMAKE_GET_OPER_AY_16 * MASK_OUT_ABOVE_16(*r_dst); + + *r_dst = res; + + FLAG_Z = res; + FLAG_N = NFLAG_32(res); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(mull, 32, ., d) +{ +#if M68K_USE_64_BIT + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint64 src = DY; + uint64 dst = REG_D[(word2 >> 12) & 7]; + uint64 res; + + FLAG_C = CFLAG_CLEAR; + + if(BIT_B(word2)) /* signed */ + { + res = (sint64)((sint32)src) * (sint64)((sint32)dst); + if(!BIT_A(word2)) + { + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_N = NFLAG_32(res); + FLAG_V = ((sint64)res != (sint32)res)<<7; + REG_D[(word2 >> 12) & 7] = FLAG_Z; + return; + } + FLAG_Z = MASK_OUT_ABOVE_32(res) | (res>>32); + FLAG_N = NFLAG_64(res); + FLAG_V = VFLAG_CLEAR; + REG_D[word2 & 7] = (res >> 32); + REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(res); + return; + } + + res = src * dst; + if(!BIT_A(word2)) + { + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_N = NFLAG_32(res); + FLAG_V = (res > 0xffffffff)<<7; + REG_D[(word2 >> 12) & 7] = FLAG_Z; + return; + } + FLAG_Z = MASK_OUT_ABOVE_32(res) | (res>>32); + FLAG_N = NFLAG_64(res); + FLAG_V = VFLAG_CLEAR; + REG_D[word2 & 7] = (res >> 32); + REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(res); + return; + } + m68ki_exception_illegal(); + +#else + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint src = DY; + uint dst = REG_D[(word2 >> 12) & 7]; + uint neg = GET_MSB_32(src ^ dst); + uint src1; + uint src2; + uint dst1; + uint dst2; + uint r1; + uint r2; + uint r3; + uint r4; + uint lo; + uint hi; + + FLAG_C = CFLAG_CLEAR; + + if(BIT_B(word2)) /* signed */ + { + if(GET_MSB_32(src)) + src = (uint)MASK_OUT_ABOVE_32(-(sint)src); + if(GET_MSB_32(dst)) + dst = (uint)MASK_OUT_ABOVE_32(-(sint)dst); + } + + src1 = MASK_OUT_ABOVE_16(src); + src2 = src>>16; + dst1 = MASK_OUT_ABOVE_16(dst); + dst2 = dst>>16; + + + r1 = src1 * dst1; + r2 = src1 * dst2; + r3 = src2 * dst1; + r4 = src2 * dst2; + + lo = r1 + (MASK_OUT_ABOVE_16(r2)<<16) + (MASK_OUT_ABOVE_16(r3)<<16); + hi = r4 + (r2>>16) + (r3>>16) + (((r1>>16) + MASK_OUT_ABOVE_16(r2) + MASK_OUT_ABOVE_16(r3)) >> 16); + + if(BIT_B(word2) && neg) + { + hi = (uint)MASK_OUT_ABOVE_32((-(sint)hi) - (lo != 0)); + lo = (uint)MASK_OUT_ABOVE_32(-(sint)lo); + } + + if(BIT_A(word2)) + { + REG_D[word2 & 7] = hi; + REG_D[(word2 >> 12) & 7] = lo; + FLAG_N = NFLAG_32(hi); + FLAG_Z = hi | lo; + FLAG_V = VFLAG_CLEAR; + return; + } + + REG_D[(word2 >> 12) & 7] = lo; + FLAG_N = NFLAG_32(lo); + FLAG_Z = lo; + if(BIT_B(word2)) + FLAG_V = (!((GET_MSB_32(lo) && hi == 0xffffffff) || (!GET_MSB_32(lo) && !hi)))<<7; + else + FLAG_V = (hi != 0) << 7; + return; + } + m68ki_exception_illegal(); + +#endif +} + + +M68KMAKE_OP(mull, 32, ., .) +{ +#if M68K_USE_64_BIT + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint64 src = M68KMAKE_GET_OPER_AY_32; + uint64 dst = REG_D[(word2 >> 12) & 7]; + uint64 res; + + FLAG_C = CFLAG_CLEAR; + + if(BIT_B(word2)) /* signed */ + { + res = (sint64)((sint32)src) * (sint64)((sint32)dst); + if(!BIT_A(word2)) + { + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_N = NFLAG_32(res); + FLAG_V = ((sint64)res != (sint32)res)<<7; + REG_D[(word2 >> 12) & 7] = FLAG_Z; + return; + } + FLAG_Z = MASK_OUT_ABOVE_32(res) | (res>>32); + FLAG_N = NFLAG_64(res); + FLAG_V = VFLAG_CLEAR; + REG_D[word2 & 7] = (res >> 32); + REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(res); + return; + } + + res = src * dst; + if(!BIT_A(word2)) + { + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_N = NFLAG_32(res); + FLAG_V = (res > 0xffffffff)<<7; + REG_D[(word2 >> 12) & 7] = FLAG_Z; + return; + } + FLAG_Z = MASK_OUT_ABOVE_32(res) | (res>>32); + FLAG_N = NFLAG_64(res); + FLAG_V = VFLAG_CLEAR; + REG_D[word2 & 7] = (res >> 32); + REG_D[(word2 >> 12) & 7] = MASK_OUT_ABOVE_32(res); + return; + } + m68ki_exception_illegal(); + +#else + + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint word2 = OPER_I_16(); + uint src = M68KMAKE_GET_OPER_AY_32; + uint dst = REG_D[(word2 >> 12) & 7]; + uint neg = GET_MSB_32(src ^ dst); + uint src1; + uint src2; + uint dst1; + uint dst2; + uint r1; + uint r2; + uint r3; + uint r4; + uint lo; + uint hi; + + FLAG_C = CFLAG_CLEAR; + + if(BIT_B(word2)) /* signed */ + { + if(GET_MSB_32(src)) + src = (uint)MASK_OUT_ABOVE_32(-(sint)src); + if(GET_MSB_32(dst)) + dst = (uint)MASK_OUT_ABOVE_32(-(sint)dst); + } + + src1 = MASK_OUT_ABOVE_16(src); + src2 = src>>16; + dst1 = MASK_OUT_ABOVE_16(dst); + dst2 = dst>>16; + + + r1 = src1 * dst1; + r2 = src1 * dst2; + r3 = src2 * dst1; + r4 = src2 * dst2; + + lo = r1 + (MASK_OUT_ABOVE_16(r2)<<16) + (MASK_OUT_ABOVE_16(r3)<<16); + hi = r4 + (r2>>16) + (r3>>16) + (((r1>>16) + MASK_OUT_ABOVE_16(r2) + MASK_OUT_ABOVE_16(r3)) >> 16); + + if(BIT_B(word2) && neg) + { + hi = (uint)MASK_OUT_ABOVE_32((-(sint)hi) - (lo != 0)); + lo = (uint)MASK_OUT_ABOVE_32(-(sint)lo); + } + + if(BIT_A(word2)) + { + REG_D[word2 & 7] = hi; + REG_D[(word2 >> 12) & 7] = lo; + FLAG_N = NFLAG_32(hi); + FLAG_Z = hi | lo; + FLAG_V = VFLAG_CLEAR; + return; + } + + REG_D[(word2 >> 12) & 7] = lo; + FLAG_N = NFLAG_32(lo); + FLAG_Z = lo; + if(BIT_B(word2)) + FLAG_V = (!((GET_MSB_32(lo) && hi == 0xffffffff) || (!GET_MSB_32(lo) && !hi)))<<7; + else + FLAG_V = (hi != 0) << 7; + return; + } + m68ki_exception_illegal(); + +#endif +} + + +M68KMAKE_OP(nbcd, 8, ., d) +{ + uint* r_dst = &DY; + uint dst = *r_dst; + uint res = MASK_OUT_ABOVE_8(0x9a - dst - XFLAG_AS_1()); + + if(res != 0x9a) + { + FLAG_V = ~res; /* Undefined V behavior */ + + if((res & 0x0f) == 0xa) + res = (res & 0xf0) + 0x10; + + res = MASK_OUT_ABOVE_8(res); + + FLAG_V &= res; /* Undefined V behavior part II */ + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_Z |= res; + FLAG_C = CFLAG_SET; + FLAG_X = XFLAG_SET; + } + else + { + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_X = XFLAG_CLEAR; + } + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ +} + + +M68KMAKE_OP(nbcd, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint res = MASK_OUT_ABOVE_8(0x9a - dst - XFLAG_AS_1()); + + if(res != 0x9a) + { + FLAG_V = ~res; /* Undefined V behavior */ + + if((res & 0x0f) == 0xa) + res = (res & 0xf0) + 0x10; + + res = MASK_OUT_ABOVE_8(res); + + FLAG_V &= res; /* Undefined V behavior part II */ + + m68ki_write_8(ea, MASK_OUT_ABOVE_8(res)); + + FLAG_Z |= res; + FLAG_C = CFLAG_SET; + FLAG_X = XFLAG_SET; + } + else + { + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + FLAG_X = XFLAG_CLEAR; + } + FLAG_N = NFLAG_8(res); /* Undefined N behavior */ +} + + +M68KMAKE_OP(neg, 8, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - MASK_OUT_ABOVE_8(*r_dst); + + FLAG_N = NFLAG_8(res); + FLAG_C = FLAG_X = CFLAG_8(res); + FLAG_V = *r_dst & res; + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(neg, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + uint res = 0 - src; + + FLAG_N = NFLAG_8(res); + FLAG_C = FLAG_X = CFLAG_8(res); + FLAG_V = src & res; + FLAG_Z = MASK_OUT_ABOVE_8(res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(neg, 16, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - MASK_OUT_ABOVE_16(*r_dst); + + FLAG_N = NFLAG_16(res); + FLAG_C = FLAG_X = CFLAG_16(res); + FLAG_V = (*r_dst & res)>>8; + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(neg, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = 0 - src; + + FLAG_N = NFLAG_16(res); + FLAG_C = FLAG_X = CFLAG_16(res); + FLAG_V = (src & res)>>8; + FLAG_Z = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(neg, 32, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - *r_dst; + + FLAG_N = NFLAG_32(res); + FLAG_C = FLAG_X = CFLAG_SUB_32(*r_dst, 0, res); + FLAG_V = (*r_dst & res)>>24; + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(neg, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint src = m68ki_read_32(ea); + uint res = 0 - src; + + FLAG_N = NFLAG_32(res); + FLAG_C = FLAG_X = CFLAG_SUB_32(src, 0, res); + FLAG_V = (src & res)>>24; + FLAG_Z = MASK_OUT_ABOVE_32(res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(negx, 8, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - MASK_OUT_ABOVE_8(*r_dst) - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = *r_dst & res; + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; +} + + +M68KMAKE_OP(negx, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = m68ki_read_8(ea); + uint res = 0 - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = src & res; + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(negx, 16, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - MASK_OUT_ABOVE_16(*r_dst) - XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = (*r_dst & res)>>8; + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; +} + + +M68KMAKE_OP(negx, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = 0 - MASK_OUT_ABOVE_16(src) - XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = (src & res)>>8; + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + m68ki_write_16(ea, res); +} + + +M68KMAKE_OP(negx, 32, ., d) +{ + uint* r_dst = &DY; + uint res = 0 - MASK_OUT_ABOVE_32(*r_dst) - XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(*r_dst, 0, res); + FLAG_V = (*r_dst & res)>>24; + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + *r_dst = res; +} + + +M68KMAKE_OP(negx, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint src = m68ki_read_32(ea); + uint res = 0 - MASK_OUT_ABOVE_32(src) - XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, 0, res); + FLAG_V = (src & res)>>24; + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + m68ki_write_32(ea, res); +} + + +M68KMAKE_OP(nop, 0, ., .) +{ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ +} + + +M68KMAKE_OP(not, 8, ., d) +{ + uint* r_dst = &DY; + uint res = MASK_OUT_ABOVE_8(~*r_dst); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(not, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = MASK_OUT_ABOVE_8(~m68ki_read_8(ea)); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(not, 16, ., d) +{ + uint* r_dst = &DY; + uint res = MASK_OUT_ABOVE_16(~*r_dst); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(not, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = MASK_OUT_ABOVE_16(~m68ki_read_16(ea)); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(not, 32, ., d) +{ + uint* r_dst = &DY; + uint res = *r_dst = MASK_OUT_ABOVE_32(~*r_dst); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(not, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = MASK_OUT_ABOVE_32(~m68ki_read_32(ea)); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 8, er, d) +{ + uint res = MASK_OUT_ABOVE_8((DX |= MASK_OUT_ABOVE_8(DY))); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 8, er, .) +{ + uint res = MASK_OUT_ABOVE_8((DX |= M68KMAKE_GET_OPER_AY_8)); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 16, er, d) +{ + uint res = MASK_OUT_ABOVE_16((DX |= MASK_OUT_ABOVE_16(DY))); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 16, er, .) +{ + uint res = MASK_OUT_ABOVE_16((DX |= M68KMAKE_GET_OPER_AY_16)); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 32, er, d) +{ + uint res = DX |= DY; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 32, er, .) +{ + uint res = DX |= M68KMAKE_GET_OPER_AY_32; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 8, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = MASK_OUT_ABOVE_8(DX | m68ki_read_8(ea)); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 16, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = MASK_OUT_ABOVE_16(DX | m68ki_read_16(ea)); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(or, 32, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = DX | m68ki_read_32(ea); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 8, ., d) +{ + uint res = MASK_OUT_ABOVE_8((DY |= OPER_I_8())); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 8, ., .) +{ + uint src = OPER_I_8(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint res = MASK_OUT_ABOVE_8(src | m68ki_read_8(ea)); + + m68ki_write_8(ea, res); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 16, ., d) +{ + uint res = MASK_OUT_ABOVE_16(DY |= OPER_I_16()); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 16, ., .) +{ + uint src = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint res = MASK_OUT_ABOVE_16(src | m68ki_read_16(ea)); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 32, ., d) +{ + uint res = DY |= OPER_I_32(); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 32, ., .) +{ + uint src = OPER_I_32(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint res = src | m68ki_read_32(ea); + + m68ki_write_32(ea, res); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ori, 16, toc, .) +{ + m68ki_set_ccr(m68ki_get_ccr() | OPER_I_16()); +} + + +M68KMAKE_OP(ori, 16, tos, .) +{ + if(FLAG_S) + { + uint src = OPER_I_16(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_set_sr(m68ki_get_sr() | src); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(pack, 16, rr, .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: DX and DY are reversed in Motorola's docs */ + uint src = DY + OPER_I_16(); + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | ((src >> 4) & 0x00f0) | (src & 0x000f); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(pack, 16, mm, ax7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint ea_src = EA_AY_PD_8(); + uint src = m68ki_read_8(ea_src); + ea_src = EA_AY_PD_8(); + src = ((src << 8) | m68ki_read_8(ea_src)) + OPER_I_16(); + + m68ki_write_8(EA_A7_PD_8(), ((src >> 4) & 0x00f0) | (src & 0x000f)); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(pack, 16, mm, ay7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint ea_src = EA_A7_PD_8(); + uint src = m68ki_read_8(ea_src); + ea_src = EA_A7_PD_8(); + src = ((src << 8) | m68ki_read_8(ea_src)) + OPER_I_16(); + + m68ki_write_8(EA_AX_PD_8(), ((src >> 4) & 0x00f0) | (src & 0x000f)); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(pack, 16, mm, axy7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint ea_src = EA_A7_PD_8(); + uint src = m68ki_read_8(ea_src); + ea_src = EA_A7_PD_8(); + src = ((src << 8) | m68ki_read_8(ea_src)) + OPER_I_16(); + + m68ki_write_8(EA_A7_PD_8(), ((src >> 4) & 0x00f0) | (src & 0x000f)); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(pack, 16, mm, .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint ea_src = EA_AY_PD_8(); + uint src = m68ki_read_8(ea_src); + ea_src = EA_AY_PD_8(); + src = ((src << 8) | m68ki_read_8(ea_src)) + OPER_I_16(); + + m68ki_write_8(EA_AX_PD_8(), ((src >> 4) & 0x00f0) | (src & 0x000f)); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(pea, 32, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + + m68ki_push_32(ea); +} + + +M68KMAKE_OP(pflush, 32, ., .) +{ + if(CPU_TYPE_IS_040_PLUS(CPU_TYPE)) + { + // Nothing to do, unless address translation cache is emulated + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(reset, 0, ., .) +{ + if(FLAG_S) + { + m68ki_output_reset(); /* auto-disable (see m68kcpu.h) */ + USE_CYCLES(CYC_RESET); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(ror, 8, s, .) +{ + uint* r_dst = &DY; + uint orig_shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint shift = orig_shift & 7; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROR_8(src, shift); + + if(orig_shift != 0) + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = src << (9-orig_shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROR_16(src, shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = src << (9-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint64 src = *r_dst; + uint res = ROR_32(src, shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = src << (9-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 8, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 7; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROR_8(src, shift); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_C = src << (8-((shift-1)&7)); + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 16, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 15; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROR_16(src, shift); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_C = (src >> ((shift - 1) & 15)) << 8; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 32, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 31; + uint64 src = *r_dst; + uint res = ROR_32(src, shift); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = res; + FLAG_C = (src >> ((shift - 1) & 31)) << 8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(ror, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = ROR_16(src, 1); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = src << 8; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 8, s, .) +{ + uint* r_dst = &DY; + uint orig_shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint shift = orig_shift & 7; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROL_8(src, shift); + + if(orig_shift != 0) + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_C = src << orig_shift; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROL_16(src, shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = src >> (8-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 32, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint64 src = *r_dst; + uint res = ROL_32(src, shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_C = src >> (24-shift); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 8, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 7; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROL_8(src, shift); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + if(shift != 0) + { + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_C = src << shift; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + FLAG_C = (src & 1)<<8; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_8(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 16, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 15; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = MASK_OUT_ABOVE_16(ROL_16(src, shift)); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + if(shift != 0) + { + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_C = (src << shift) >> 8; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + FLAG_C = (src & 1)<<8; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_16(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 32, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift & 31; + uint64 src = *r_dst; + uint res = ROL_32(src, shift); + + if(orig_shift != 0) + { + USE_CYCLES(orig_shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_C = (src >> ((32 - shift) & 0x1f)) << 8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = CFLAG_CLEAR; + FLAG_N = NFLAG_32(src); + FLAG_Z = src; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rol, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = MASK_OUT_ABOVE_16(ROL_16(src, 1)); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_C = src >> 7; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxr, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROR_9(src | (XFLAG_AS_1() << 8), shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res; + res = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxr, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROR_17(src | (XFLAG_AS_1() << 16), shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxr, 32, s, .) +{ +#if M68K_USE_64_BIT + + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint64 src = *r_dst; + uint64 res = src | (((uint64)XFLAG_AS_1()) << 32); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + res = ROR_33_64(res, shift); + + FLAG_C = FLAG_X = res >> 24; + res = MASK_OUT_ABOVE_32(res); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#else + + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32((ROR_33(src, shift) & ~(1 << (32 - shift))) | (XFLAG_AS_1() << (32 - shift))); + uint new_x_flag = src & (1 << (shift - 1)); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_C = FLAG_X = (new_x_flag != 0)<<8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#endif +} + + +M68KMAKE_OP(roxr, 8, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + if(orig_shift != 0) + { + uint shift = orig_shift % 9; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROR_9(src | (XFLAG_AS_1() << 8), shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res; + res = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_8(*r_dst); + FLAG_Z = MASK_OUT_ABOVE_8(*r_dst); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxr, 16, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + if(orig_shift != 0) + { + uint shift = orig_shift % 17; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROR_17(src | (XFLAG_AS_1() << 16), shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_16(*r_dst); + FLAG_Z = MASK_OUT_ABOVE_16(*r_dst); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxr, 32, r, .) +{ +#if M68K_USE_64_BIT + + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + if(orig_shift != 0) + { + uint shift = orig_shift % 33; + uint64 src = *r_dst; + uint64 res = src | (((uint64)XFLAG_AS_1()) << 32); + + res = ROR_33_64(res, shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 24; + res = MASK_OUT_ABOVE_32(res); + + *r_dst = res; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_32(*r_dst); + FLAG_Z = *r_dst; + FLAG_V = VFLAG_CLEAR; + +#else + + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift % 33; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32((ROR_33(src, shift) & ~(1 << (32 - shift))) | (XFLAG_AS_1() << (32 - shift))); + uint new_x_flag = src & (1 << (shift - 1)); + + if(orig_shift != 0) + USE_CYCLES(orig_shift<<CYC_SHIFT); + + if(shift != 0) + { + *r_dst = res; + FLAG_X = (new_x_flag != 0)<<8; + } + else + res = src; + FLAG_C = FLAG_X; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#endif +} + + +M68KMAKE_OP(roxr, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = ROR_17(src | (XFLAG_AS_1() << 16), 1); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxl, 8, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROL_9(src | (XFLAG_AS_1() << 8), shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res; + res = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxl, 16, s, .) +{ + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROL_17(src | (XFLAG_AS_1() << 16), shift); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxl, 32, s, .) +{ +#if M68K_USE_64_BIT + + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint64 src = *r_dst; + uint64 res = src | (((uint64)XFLAG_AS_1()) << 32); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + res = ROL_33_64(res, shift); + + FLAG_C = FLAG_X = res >> 24; + res = MASK_OUT_ABOVE_32(res); + + *r_dst = res; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#else + + uint* r_dst = &DY; + uint shift = (((REG_IR >> 9) - 1) & 7) + 1; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32((ROL_33(src, shift) & ~(1 << (shift - 1))) | (XFLAG_AS_1() << (shift - 1))); + uint new_x_flag = src & (1 << (32 - shift)); + + if(shift != 0) + USE_CYCLES(shift<<CYC_SHIFT); + + *r_dst = res; + + FLAG_C = FLAG_X = (new_x_flag != 0)<<8; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#endif +} + + +M68KMAKE_OP(roxl, 8, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + + if(orig_shift != 0) + { + uint shift = orig_shift % 9; + uint src = MASK_OUT_ABOVE_8(*r_dst); + uint res = ROL_9(src | (XFLAG_AS_1() << 8), shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res; + res = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_8(*r_dst); + FLAG_Z = MASK_OUT_ABOVE_8(*r_dst); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxl, 16, r, .) +{ + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + if(orig_shift != 0) + { + uint shift = orig_shift % 17; + uint src = MASK_OUT_ABOVE_16(*r_dst); + uint res = ROL_17(src | (XFLAG_AS_1() << 16), shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_16(*r_dst); + FLAG_Z = MASK_OUT_ABOVE_16(*r_dst); + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(roxl, 32, r, .) +{ +#if M68K_USE_64_BIT + + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + + if(orig_shift != 0) + { + uint shift = orig_shift % 33; + uint64 src = *r_dst; + uint64 res = src | (((uint64)XFLAG_AS_1()) << 32); + + res = ROL_33_64(res, shift); + + USE_CYCLES(orig_shift<<CYC_SHIFT); + + FLAG_C = FLAG_X = res >> 24; + res = MASK_OUT_ABOVE_32(res); + + *r_dst = res; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + return; + } + + FLAG_C = FLAG_X; + FLAG_N = NFLAG_32(*r_dst); + FLAG_Z = *r_dst; + FLAG_V = VFLAG_CLEAR; + +#else + + uint* r_dst = &DY; + uint orig_shift = DX & 0x3f; + uint shift = orig_shift % 33; + uint src = *r_dst; + uint res = MASK_OUT_ABOVE_32((ROL_33(src, shift) & ~(1 << (shift - 1))) | (XFLAG_AS_1() << (shift - 1))); + uint new_x_flag = src & (1 << (32 - shift)); + + if(orig_shift != 0) + USE_CYCLES(orig_shift<<CYC_SHIFT); + + if(shift != 0) + { + *r_dst = res; + FLAG_X = (new_x_flag != 0)<<8; + } + else + res = src; + FLAG_C = FLAG_X; + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + +#endif +} + + +M68KMAKE_OP(roxl, 16, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = m68ki_read_16(ea); + uint res = ROL_17(src | (XFLAG_AS_1() << 16), 1); + + FLAG_C = FLAG_X = res >> 8; + res = MASK_OUT_ABOVE_16(res); + + m68ki_write_16(ea, res); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(rtd, 32, ., .) +{ + if(CPU_TYPE_IS_010_PLUS(CPU_TYPE)) + { + uint new_pc = m68ki_pull_32(); + + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + REG_A[7] = MASK_OUT_ABOVE_32(REG_A[7] + MAKE_INT_16(OPER_I_16())); + m68ki_jump(new_pc); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(rte, 32, ., .) +{ + if(FLAG_S) + { + uint new_sr; + uint new_pc; + uint format_word; + + m68ki_rte_callback(); /* auto-disable (see m68kcpu.h) */ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + + if(CPU_TYPE_IS_000(CPU_TYPE)) + { + new_sr = m68ki_pull_16(); + new_pc = m68ki_pull_32(); + m68ki_jump(new_pc); + m68ki_set_sr(new_sr); + + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + + return; + } + + if(CPU_TYPE_IS_010(CPU_TYPE)) + { + format_word = m68ki_read_16(REG_A[7]+6) >> 12; + if(format_word == 0) + { + new_sr = m68ki_pull_16(); + new_pc = m68ki_pull_32(); + m68ki_fake_pull_16(); /* format word */ + m68ki_jump(new_pc); + m68ki_set_sr(new_sr); + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + return; + } + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + /* Not handling bus fault (9) */ + m68ki_exception_format_error(); + return; + } + + /* Otherwise it's 020 */ +rte_loop: + format_word = m68ki_read_16(REG_A[7]+6) >> 12; + switch(format_word) + { + case 0: /* Normal */ + new_sr = m68ki_pull_16(); + new_pc = m68ki_pull_32(); + m68ki_fake_pull_16(); /* format word */ + m68ki_jump(new_pc); + m68ki_set_sr(new_sr); + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + return; + case 1: /* Throwaway */ + new_sr = m68ki_pull_16(); + m68ki_fake_pull_32(); /* program counter */ + m68ki_fake_pull_16(); /* format word */ + m68ki_set_sr_noint(new_sr); + goto rte_loop; + case 2: /* Trap */ + new_sr = m68ki_pull_16(); + new_pc = m68ki_pull_32(); + m68ki_fake_pull_16(); /* format word */ + m68ki_fake_pull_32(); /* address */ + m68ki_jump(new_pc); + m68ki_set_sr(new_sr); + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + return; + } + /* Not handling long or short bus fault */ + CPU_INSTR_MODE = INSTRUCTION_YES; + CPU_RUN_MODE = RUN_MODE_NORMAL; + m68ki_exception_format_error(); + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(rtm, 32, ., .) +{ + if(CPU_TYPE_IS_020_VARIANT(CPU_TYPE)) + { + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + M68K_DO_LOG((M68K_LOG_FILEHANDLE "%s at %08x: called unimplemented instruction %04x (%s)\n", + m68ki_cpu_names[CPU_TYPE], ADDRESS_68K(REG_PC - 2), REG_IR, + m68k_disassemble_quick(ADDRESS_68K(REG_PC - 2)))); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(rtr, 32, ., .) +{ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_set_ccr(m68ki_pull_16()); + m68ki_jump(m68ki_pull_32()); +} + + +M68KMAKE_OP(rts, 32, ., .) +{ + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + m68ki_jump(m68ki_pull_32()); +} + + +M68KMAKE_OP(sbcd, 8, rr, .) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = LOW_NIBBLE(dst) - LOW_NIBBLE(src) - XFLAG_AS_1(); + +// FLAG_V = ~res; /* Undefined V behavior */ + FLAG_V = VFLAG_CLEAR; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to assume cleared. */ + + if(res > 9) + res -= 6; + res += HIGH_NIBBLE(dst) - HIGH_NIBBLE(src); + if(res > 0x99) + { + res += 0xa0; + FLAG_X = FLAG_C = CFLAG_SET; + FLAG_N = NFLAG_SET; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to follow carry. */ + } + else + FLAG_N = FLAG_X = FLAG_C = 0; + + res = MASK_OUT_ABOVE_8(res); + +// FLAG_V &= res; /* Undefined V behavior part II */ +// FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; +} + + +M68KMAKE_OP(sbcd, 8, mm, ax7) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(dst) - LOW_NIBBLE(src) - XFLAG_AS_1(); + +// FLAG_V = ~res; /* Undefined V behavior */ + FLAG_V = VFLAG_CLEAR; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to return zero. */ + + if(res > 9) + res -= 6; + res += HIGH_NIBBLE(dst) - HIGH_NIBBLE(src); + if(res > 0x99) + { + res += 0xa0; + FLAG_X = FLAG_C = CFLAG_SET; + FLAG_N = NFLAG_SET; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to follow carry. */ + } + else + FLAG_N = FLAG_X = FLAG_C = 0; + + res = MASK_OUT_ABOVE_8(res); + +// FLAG_V &= res; /* Undefined V behavior part II */ +// FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(sbcd, 8, mm, ay7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(dst) - LOW_NIBBLE(src) - XFLAG_AS_1(); + +// FLAG_V = ~res; /* Undefined V behavior */ + FLAG_V = VFLAG_CLEAR; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to return zero. */ + + if(res > 9) + res -= 6; + res += HIGH_NIBBLE(dst) - HIGH_NIBBLE(src); + if(res > 0x99) + { + res += 0xa0; + FLAG_X = FLAG_C = CFLAG_SET; + FLAG_N = NFLAG_SET; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to follow carry. */ + } + else + FLAG_N = FLAG_X = FLAG_C = 0; + + res = MASK_OUT_ABOVE_8(res); + +// FLAG_V &= res; /* Undefined V behavior part II */ +// FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(sbcd, 8, mm, axy7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(dst) - LOW_NIBBLE(src) - XFLAG_AS_1(); + +// FLAG_V = ~res; /* Undefined V behavior */ + FLAG_V = VFLAG_CLEAR; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to return zero. */ + + if(res > 9) + res -= 6; + res += HIGH_NIBBLE(dst) - HIGH_NIBBLE(src); + if(res > 0x99) + { + res += 0xa0; + FLAG_X = FLAG_C = CFLAG_SET; + FLAG_N = NFLAG_SET; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to follow carry. */ + } + else + FLAG_N = FLAG_X = FLAG_C = 0; + + res = MASK_OUT_ABOVE_8(res); + +// FLAG_V &= res; /* Undefined V behavior part II */ +// FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(sbcd, 8, mm, .) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = LOW_NIBBLE(dst) - LOW_NIBBLE(src) - XFLAG_AS_1(); + +// FLAG_V = ~res; /* Undefined V behavior */ + FLAG_V = VFLAG_CLEAR; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to return zero. */ + + if(res > 9) + res -= 6; + res += HIGH_NIBBLE(dst) - HIGH_NIBBLE(src); + if(res > 0x99) + { + res += 0xa0; + FLAG_X = FLAG_C = CFLAG_SET; + FLAG_N = NFLAG_SET; /* Undefined in Motorola's M68000PM/AD rev.1 and safer to follow carry. */ + } + else + FLAG_N = FLAG_X = FLAG_C = 0; + + res = MASK_OUT_ABOVE_8(res); + +// FLAG_V &= res; /* Undefined V behavior part II */ +// FLAG_N = NFLAG_8(res); /* Undefined N behavior */ + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(st, 8, ., d) +{ + DY |= 0xff; +} + + +M68KMAKE_OP(st, 8, ., .) +{ + m68ki_write_8(M68KMAKE_GET_EA_AY_8, 0xff); +} + + +M68KMAKE_OP(sf, 8, ., d) +{ + DY &= 0xffffff00; +} + + +M68KMAKE_OP(sf, 8, ., .) +{ + m68ki_write_8(M68KMAKE_GET_EA_AY_8, 0); +} + + +M68KMAKE_OP(scc, 8, ., d) +{ + if(M68KMAKE_CC) + { + DY |= 0xff; + USE_CYCLES(CYC_SCC_R_TRUE); + return; + } + DY &= 0xffffff00; +} + + +M68KMAKE_OP(scc, 8, ., .) +{ + m68ki_write_8(M68KMAKE_GET_EA_AY_8, M68KMAKE_CC ? 0xff : 0); +} + + +M68KMAKE_OP(stop, 0, ., .) +{ + if(FLAG_S) + { + uint new_sr = OPER_I_16(); + m68ki_trace_t0(); /* auto-disable (see m68kcpu.h) */ + CPU_STOPPED |= STOP_LEVEL_STOP; + m68ki_set_sr(new_sr); + m68ki_remaining_cycles = 0; + return; + } + m68ki_exception_privilege_violation(); +} + + +M68KMAKE_OP(sub, 8, er, d) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_8(DY); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(sub, 8, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_8; + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(sub, 16, er, d) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(DY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(sub, 16, er, a) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(AY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(sub, 16, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_16; + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(sub, 32, er, d) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(sub, 32, er, a) +{ + uint* r_dst = &DX; + uint src = AY; + uint dst = *r_dst; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(sub, 32, er, .) +{ + uint* r_dst = &DX; + uint src = M68KMAKE_GET_OPER_AY_32; + uint dst = *r_dst; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(sub, 8, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint src = MASK_OUT_ABOVE_8(DX); + uint dst = m68ki_read_8(ea); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(sub, 16, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_16; + uint src = MASK_OUT_ABOVE_16(DX); + uint dst = m68ki_read_16(ea); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(sub, 32, re, .) +{ + uint ea = M68KMAKE_GET_EA_AY_32; + uint src = DX; + uint dst = m68ki_read_32(ea); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(suba, 16, ., d) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - MAKE_INT_16(DY)); +} + + +M68KMAKE_OP(suba, 16, ., a) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - MAKE_INT_16(AY)); +} + + +M68KMAKE_OP(suba, 16, ., .) +{ + uint* r_dst = &AX; + uint src = MAKE_INT_16(M68KMAKE_GET_OPER_AY_16); + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - src); +} + + +M68KMAKE_OP(suba, 32, ., d) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - DY); +} + + +M68KMAKE_OP(suba, 32, ., a) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - AY); +} + + +M68KMAKE_OP(suba, 32, ., .) +{ + uint* r_dst = &AX; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - M68KMAKE_GET_OPER_AY_32); +} + + +M68KMAKE_OP(subi, 8, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_8(); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(subi, 8, ., .) +{ + uint src = OPER_I_8(); + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(subi, 16, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_16(); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(subi, 16, ., .) +{ + uint src = OPER_I_16(); + uint ea = M68KMAKE_GET_EA_AY_16; + uint dst = m68ki_read_16(ea); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(subi, 32, ., d) +{ + uint* r_dst = &DY; + uint src = OPER_I_32(); + uint dst = *r_dst; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(subi, 32, ., .) +{ + uint src = OPER_I_32(); + uint ea = M68KMAKE_GET_EA_AY_32; + uint dst = m68ki_read_32(ea); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(subq, 8, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(subq, 8, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint res = dst - src; + + FLAG_N = NFLAG_8(res); + FLAG_Z = MASK_OUT_ABOVE_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + m68ki_write_8(ea, FLAG_Z); +} + + +M68KMAKE_OP(subq, 16, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | FLAG_Z; +} + + +M68KMAKE_OP(subq, 16, ., a) +{ + uint* r_dst = &AY; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - ((((REG_IR >> 9) - 1) & 7) + 1)); +} + + +M68KMAKE_OP(subq, 16, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_16; + uint dst = m68ki_read_16(ea); + uint res = dst - src; + + FLAG_N = NFLAG_16(res); + FLAG_Z = MASK_OUT_ABOVE_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + m68ki_write_16(ea, FLAG_Z); +} + + +M68KMAKE_OP(subq, 32, ., d) +{ + uint* r_dst = &DY; + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint dst = *r_dst; + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + *r_dst = FLAG_Z; +} + + +M68KMAKE_OP(subq, 32, ., a) +{ + uint* r_dst = &AY; + + *r_dst = MASK_OUT_ABOVE_32(*r_dst - ((((REG_IR >> 9) - 1) & 7) + 1)); +} + + +M68KMAKE_OP(subq, 32, ., .) +{ + uint src = (((REG_IR >> 9) - 1) & 7) + 1; + uint ea = M68KMAKE_GET_EA_AY_32; + uint dst = m68ki_read_32(ea); + uint res = dst - src; + + FLAG_N = NFLAG_32(res); + FLAG_Z = MASK_OUT_ABOVE_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + m68ki_write_32(ea, FLAG_Z); +} + + +M68KMAKE_OP(subx, 8, rr, .) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_8(DY); + uint dst = MASK_OUT_ABOVE_8(*r_dst); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_8(*r_dst) | res; +} + + +M68KMAKE_OP(subx, 16, rr, .) +{ + uint* r_dst = &DX; + uint src = MASK_OUT_ABOVE_16(DY); + uint dst = MASK_OUT_ABOVE_16(*r_dst); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | res; +} + + +M68KMAKE_OP(subx, 32, rr, .) +{ + uint* r_dst = &DX; + uint src = DY; + uint dst = *r_dst; + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + *r_dst = res; +} + + +M68KMAKE_OP(subx, 8, mm, ax7) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(subx, 8, mm, ay7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(subx, 8, mm, axy7) +{ + uint src = OPER_A7_PD_8(); + uint ea = EA_A7_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(subx, 8, mm, .) +{ + uint src = OPER_AY_PD_8(); + uint ea = EA_AX_PD_8(); + uint dst = m68ki_read_8(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_8(res); + FLAG_X = FLAG_C = CFLAG_8(res); + FLAG_V = VFLAG_SUB_8(src, dst, res); + + res = MASK_OUT_ABOVE_8(res); + FLAG_Z |= res; + + m68ki_write_8(ea, res); +} + + +M68KMAKE_OP(subx, 16, mm, .) +{ + uint src = OPER_AY_PD_16(); + uint ea = EA_AX_PD_16(); + uint dst = m68ki_read_16(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_16(res); + FLAG_X = FLAG_C = CFLAG_16(res); + FLAG_V = VFLAG_SUB_16(src, dst, res); + + res = MASK_OUT_ABOVE_16(res); + FLAG_Z |= res; + + m68ki_write_16(ea, res); +} + + +M68KMAKE_OP(subx, 32, mm, .) +{ + uint src = OPER_AY_PD_32(); + uint ea = EA_AX_PD_32(); + uint dst = m68ki_read_32(ea); + uint res = dst - src - XFLAG_AS_1(); + + FLAG_N = NFLAG_32(res); + FLAG_X = FLAG_C = CFLAG_SUB_32(src, dst, res); + FLAG_V = VFLAG_SUB_32(src, dst, res); + + res = MASK_OUT_ABOVE_32(res); + FLAG_Z |= res; + + m68ki_write_32(ea, res); +} + + +M68KMAKE_OP(swap, 32, ., .) +{ + uint* r_dst = &DY; + + FLAG_Z = MASK_OUT_ABOVE_32(*r_dst<<16); + *r_dst = (*r_dst>>16) | FLAG_Z; + + FLAG_Z = *r_dst; + FLAG_N = NFLAG_32(*r_dst); + FLAG_C = CFLAG_CLEAR; + FLAG_V = VFLAG_CLEAR; +} + + +M68KMAKE_OP(tas, 8, ., d) +{ + uint* r_dst = &DY; + + FLAG_Z = MASK_OUT_ABOVE_8(*r_dst); + FLAG_N = NFLAG_8(*r_dst); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + *r_dst |= 0x80; +} + + +M68KMAKE_OP(tas, 8, ., .) +{ + uint ea = M68KMAKE_GET_EA_AY_8; + uint dst = m68ki_read_8(ea); + uint allow_writeback; + + FLAG_Z = dst; + FLAG_N = NFLAG_8(dst); + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + + /* The Genesis/Megadrive games Gargoyles and Ex-Mutants need the TAS writeback + disabled in order to function properly. Some Amiga software may also rely + on this, but only when accessing specific addresses so additional functionality + will be needed. */ + allow_writeback = m68ki_tas_callback(); + + if (allow_writeback==1) m68ki_write_8(ea, dst | 0x80); +} + + +M68KMAKE_OP(trap, 0, ., .) +{ + /* Trap#n stacks exception frame type 0 */ + m68ki_exception_trapN(EXCEPTION_TRAP_BASE + (REG_IR & 0xf)); /* HJB 990403 */ +} + + +M68KMAKE_OP(trapt, 0, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapt, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapt, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapf, 0, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapf, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_PC += 2; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapf, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + REG_PC += 4; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapcc, 0, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if(M68KMAKE_CC) + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapcc, 16, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if(M68KMAKE_CC) + { + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + REG_PC += 2; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapcc, 32, ., .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + if(M68KMAKE_CC) + { + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ + return; + } + REG_PC += 4; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(trapv, 0, ., .) +{ + if(COND_VC()) + { + return; + } + m68ki_exception_trap(EXCEPTION_TRAPV); /* HJB 990403 */ +} + + +M68KMAKE_OP(tst, 8, ., d) +{ + uint res = MASK_OUT_ABOVE_8(DY); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 8, ., .) +{ + uint res = M68KMAKE_GET_OPER_AY_8; + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 8, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCDI_8(); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 8, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCIX_8(); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 8, ., i) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_I_8(); + + FLAG_N = NFLAG_8(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 16, ., d) +{ + uint res = MASK_OUT_ABOVE_16(DY); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 16, ., a) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = MAKE_INT_16(AY); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 16, ., .) +{ + uint res = M68KMAKE_GET_OPER_AY_16; + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 16, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCDI_16(); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 16, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCIX_16(); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 16, ., i) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_I_16(); + + FLAG_N = NFLAG_16(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 32, ., d) +{ + uint res = DY; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 32, ., a) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = AY; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 32, ., .) +{ + uint res = M68KMAKE_GET_OPER_AY_32; + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; +} + + +M68KMAKE_OP(tst, 32, ., pcdi) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCDI_32(); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 32, ., pcix) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_PCIX_32(); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(tst, 32, ., i) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint res = OPER_I_32(); + + FLAG_N = NFLAG_32(res); + FLAG_Z = res; + FLAG_V = VFLAG_CLEAR; + FLAG_C = CFLAG_CLEAR; + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(unlk, 32, ., a7) +{ + REG_A[7] = m68ki_read_32(REG_A[7]); +} + + +M68KMAKE_OP(unlk, 32, ., .) +{ + uint* r_dst = &AY; + + REG_A[7] = *r_dst; + *r_dst = m68ki_pull_32(); +} + + +M68KMAKE_OP(unpk, 16, rr, .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: DX and DY are reversed in Motorola's docs */ + uint src = DY; + uint* r_dst = &DX; + + *r_dst = MASK_OUT_BELOW_16(*r_dst) | (((((src << 4) & 0x0f00) | (src & 0x000f)) + OPER_I_16()) & 0xffff); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(unpk, 16, mm, ax7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint src = OPER_AY_PD_8(); + uint ea_dst; + + src = (((src << 4) & 0x0f00) | (src & 0x000f)) + OPER_I_16(); + ea_dst = EA_A7_PD_8(); + m68ki_write_8(ea_dst, (src >> 8) & 0xff); + ea_dst = EA_A7_PD_8(); + m68ki_write_8(ea_dst, src & 0xff); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(unpk, 16, mm, ay7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint src = OPER_A7_PD_8(); + uint ea_dst; + + src = (((src << 4) & 0x0f00) | (src & 0x000f)) + OPER_I_16(); + ea_dst = EA_AX_PD_8(); + m68ki_write_8(ea_dst, (src >> 8) & 0xff); + ea_dst = EA_AX_PD_8(); + m68ki_write_8(ea_dst, src & 0xff); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(unpk, 16, mm, axy7) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + uint src = OPER_A7_PD_8(); + uint ea_dst; + + src = (((src << 4) & 0x0f00) | (src & 0x000f)) + OPER_I_16(); + ea_dst = EA_A7_PD_8(); + m68ki_write_8(ea_dst, (src >> 8) & 0xff); + ea_dst = EA_A7_PD_8(); + m68ki_write_8(ea_dst, src & 0xff); + return; + } + m68ki_exception_illegal(); +} + + +M68KMAKE_OP(unpk, 16, mm, .) +{ + if(CPU_TYPE_IS_EC020_PLUS(CPU_TYPE)) + { + /* Note: AX and AY are reversed in Motorola's docs */ + uint src = OPER_AY_PD_8(); + uint ea_dst; + + src = (((src << 4) & 0x0f00) | (src & 0x000f)) + OPER_I_16(); + ea_dst = EA_AX_PD_8(); + m68ki_write_8(ea_dst, (src >> 8) & 0xff); + ea_dst = EA_AX_PD_8(); + m68ki_write_8(ea_dst, src & 0xff); + return; + } + m68ki_exception_illegal(); +} + + + +XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +M68KMAKE_END |