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[/] [rtf65002/] [trunk/] [rtl/] [verilog/] [ifetch.v] - Rev 38

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38 - updated to support the 65c816 opcodes robfinch 3719d 22h /rtf65002/trunk/rtl/verilog/ifetch.v
36 - missing TRB/TSB instructions in 32 bit mode added robfinch 3868d 17h /rtf65002/trunk/rtl/verilog/ifetch.v
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 3915d 10h /rtf65002/trunk/rtl/verilog/ifetch.v
32 - many changes
- new instructions
- code reorganization
robfinch 3926d 00h /rtf65002/trunk/rtl/verilog/ifetch.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 3935d 22h /rtf65002/trunk/rtl/verilog/ifetch.v
25 - add EXEC and ATNI instructions
- fix store byte zero page indexed
- fix break instruction
robfinch 3943d 00h /rtf65002/trunk/rtl/verilog/ifetch.v
23 - added subtract immediate from sp
- added stack relative addressing mode
- added move positive, move negative instructions
- fix: TSA instruction
robfinch 3948d 22h /rtf65002/trunk/rtl/verilog/ifetch.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 3951d 23h /rtf65002/trunk/rtl/verilog/ifetch.v

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