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https://github.com/numpad/antvm

Last synced: 20 days ago
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Host: GitHub
URL: https://github.com/numpad/antvm
Owner: numpad
Created: 2017-04-02T14:08:12.000Z (almost 8 years ago)
Default Branch: master
Last Pushed: 2017-04-04T22:07:14.000Z (almost 8 years ago)
Last Synced: 2024-10-27T18:42:04.315Z (2 months ago)
Language: C
Size: 8.79 KB
Stars: 0
Watchers: 3
Forks: 0
Open Issues: 0
Metadata Files:
- Readme: README.md

Awesome Lists containing this project

README

        # ant vm

### Instruction set

| mnemonic | opcode | parameter | description |

|----------|-------:|-----------|-------------|

| NOP      |  0x00  |           | do nothing  |

| PSH      |  0x01  | `byte`    | load absolute value |

| LDM      |  0x02  | `word`    | load word at address |

| LDS      |  0x03  | `word`    | load bytes until encountering '\0' (included) |

| POP      |  0x04  |           | pop |

| RET      |  0x0a  | `byte`    | return from function, parameter is number of return values |

| CALL     |  0x0c  | `word`    | call function at  |

| HLT      |  0x0d  |           | stops execution, returns value on top of stack |

| JMP      |  0x10  | `word`    | jump to address |

| JEZ      |  0x11  | `word`    | jump to address if stack top is 0 |

| PUTC     |  0x30  |           | print accumulator value as ascii |