Difference between revisions of "IOP16 Register File"
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* Instruction encodes 4-bits for the register number | * Instruction encodes 4-bits for the register number | ||
| − | |||
| − | |||
* Special Purpose Registers hard-coded values | * Special Purpose Registers hard-coded values | ||
** Register 0x8 has constant value 0x00 | ** Register 0x8 has constant value 0x00 | ||
** Register 0x9 has constant value 0x01 | ** Register 0x9 has constant value 0x01 | ||
** Register 0xF has constant value 0xFF | ** Register 0xF has constant value 0xFF | ||
| + | * 4, 8, or 13 General Purpose (GP) Registers | ||
| + | ** Registers numbered 0x0-0x7, 0x0A-0xE | ||
| + | ** Register count configured by: | ||
| + | <pre> | ||
| + | constant NUM_REGS : integer := 8 -- 4, 8. or 16 | ||
| + | </pre> | ||
Revision as of 20:38, 17 April 2022
Register File
- Instruction encodes 4-bits for the register number
- Special Purpose Registers hard-coded values
- Register 0x8 has constant value 0x00
- Register 0x9 has constant value 0x01
- Register 0xF has constant value 0xFF
- 4, 8, or 13 General Purpose (GP) Registers
- Registers numbered 0x0-0x7, 0x0A-0xE
- Register count configured by:
constant NUM_REGS : integer := 8 -- 4, 8. or 16
