1 unstable release
| 0.2.1 | Nov 3, 2018 |
|---|
#118 in #simulator
22KB
597 lines
RGM
A simple register machine simulator
Installation
cargo +beta install rgm
Usage
rgm 0.2.0
XBagon <xbagon@outlook.de>
A Register Machine Simulator
USAGE:
rgm.exe [FLAGS] [OPTIONS] <input>
FLAGS:
-d, --debug Prints debug information for each step
-h, --help Prints help information
-V, --version Prints version information
OPTIONS:
-c, --config <config>... Allows to set initial configuration of registers
USAGE: index:value index:value index:value ...
ARGS:
<input> Input rgm file
rgm files are made of instructions seperated by newlines.
Instructions
| Name | Params | Action | PC |
|---|---|---|---|
| LOAD | i | r(0)=r(i) | +=1 |
| STORE | i | r(i)=r(0) | +=1 |
| ADD | i | r(0)=r(0)+r(i) | +=1 |
| SUB | i | r(0)=r(0)-r(i) | +=1 |
| MULT | i | r(0)=r(0)*r(i) | +=1 |
| DIV | i | r(0)=r(0)/r(i) | +=1 |
| GOTO | j | = j |
| Name | Params | Usage |
|---|---|---|
| CONDGOTO | t[=,≤,≥,<,>], l, j | IF r(0) t l GOTO j |
| Name | Params | Action | PC |
|---|---|---|---|
| CLOAD | l | r(0)=l | +=1 |
| CADD | l | r(0)=r(0)+l | +=1 |
| CSUB | l | r(0)=r(0)-l | +=1 |
| CMULT | l | r(0)=r(0)*l | +=1 |
| CDIV | l | r(0)=r(0)/l | +=1 |
| INDLOAD | i | r(0)=r(r(i)) | +=1 |
| INDSTORE | i | r(r(i))=r(0) | +=1 |
| INDADD | i | r(0)=r(0)+r(r(i)) | +=1 |
| INDSUB | i | r(0)=r(0)-r(r(i)) | +=1 |
| INDMULT | i | r(0)=r(0)*r(r(i)) | +=1 |
| INDDIV | i | r(0)=r(0)/r(r(i)) | +=1 |
Dependencies
~6MB
~113K SLoC