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[/] [rtf65002/] [trunk/] [rtl/] [verilog/] [rtf65002d.v] - Rev 35

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Rev Log message Author Age Path
35 - several bug fixes
- mul,mod,div immediates mode than 8 bits
- page two opcode fix on cache miss
- setting upper pc bits in emulation mode (store)
robfinch 4044d 15h /rtf65002/trunk/rtl/verilog/rtf65002d.v
32 - many changes
- new instructions
- code reorganization
robfinch 4055d 05h /rtf65002/trunk/rtl/verilog/rtf65002d.v
30 - added additional branches
- modified the pc increment
- modified interrupts, all vector through BRK
- registered some decodes
- added SUPPORT macros to allow core trimming
robfinch 4065d 03h /rtf65002/trunk/rtl/verilog/rtf65002d.v
25 - add EXEC and ATNI instructions
- fix store byte zero page indexed
- fix break instruction
robfinch 4072d 05h /rtf65002/trunk/rtl/verilog/rtf65002d.v
23 - added subtract immediate from sp
- added stack relative addressing mode
- added move positive, move negative instructions
- fix: TSA instruction
robfinch 4078d 02h /rtf65002/trunk/rtl/verilog/rtf65002d.v
21 - config processor mode on reset
- D flag flags extended precision for add/sub
- added software interrupt call facility
- unimplmented opcode vectoring
- bus error signal support
- merge load states to reduce core size
- zero out ir during interrupt
robfinch 4079d 22h /rtf65002/trunk/rtl/verilog/rtf65002d.v
20 - greater separation of emulation and native mode in source code
- fix instruction buffer fetch for non-cached accesses
- fix the sta (d),y instruction
robfinch 4081d 04h /rtf65002/trunk/rtl/verilog/rtf65002d.v
19 - added multibit shifts
- added eight bit CMP instruction
robfinch 4082d 02h /rtf65002/trunk/rtl/verilog/rtf65002d.v
13 - fix overflow in immediate mode
- fix bit instruction N,V setting
- add vector base register, modified interrupt vectoring
robfinch 4083d 02h /rtf65002/trunk/rtl/verilog/rtf65002d.v
12 - added LFSR and TICK count special registers
- added MUL/DIV/MOD instructions
robfinch 4084d 03h /rtf65002/trunk/rtl/verilog/rtf65002d.v
10 - fix rind mode in 32 bit mode
- fix flag update in 32 bit mode for RR instructions
- initialize cache tags
- added flag to disable ints until after sp load
robfinch 4086d 07h /rtf65002/trunk/rtl/verilog/rtf65002d.v
5 setting up project robfinch 4089d 15h /rtf65002/trunk/rtl/verilog/rtf65002d.v

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