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[/] [rise/] [trunk/] [vhdl/] - Rev 12

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12 - Added constant definitions for SR, PC and LR register. cwalter 6399d 04h /rise/trunk/vhdl/
11 - Added checks to test if a register has been locked. If it is locked and
used in the decoded instruction the stall_out signal is asserted.
- Added missing signals to process sensitivity list.
- Fixed bug in rY decoding where the value of rZ was used.
- Implemented opcode_modifies_rx.
cwalter 6399d 04h /rise/trunk/vhdl/
10 - added testbench for load immediate and load immediate with high byte. cwalter 6401d 08h /rise/trunk/vhdl/
9 - added support for immediate value decoding.
- opcode extender now works correctly for load immediate. needed special
handling for the high byte bit.
- conditional decoder needed special handling for high byte bit.
cwalter 6401d 08h /rise/trunk/vhdl/
8 Implementation of execute stage and register lock unit. Some changes im RISE package. jlechner 6401d 12h /rise/trunk/vhdl/
7 - initial version of instruction decode stage testbench. cwalter 6420d 05h /rise/trunk/vhdl/
6 - applied VHDL source code indenter. cwalter 6420d 05h /rise/trunk/vhdl/
5 - correct register address width is 4 bit and not 5 bit.
- added constants for OPCODES, COND and SR.
cwalter 6420d 05h /rise/trunk/vhdl/
4 - added decode for rX, rY, rZ.
- added decode for opcodes.
cwalter 6420d 05h /rise/trunk/vhdl/
2 Initial commit of project jlechner 6426d 08h /rise/trunk/vhdl/

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