[TODO] make pseudo instruction

[devKangMinHyeok]

TODOS with main points and conditions

## [main points]

> what you have to do

1. make pseudo instructions which is useful
...

## [conditions]

> follow these condition

1. if features are added, it should have test code with jest (unit test, integration test).
2. if it has changes with previous version, it should be written in README.md. 
3. if it fix buges, describe which bug is found, and how solve it.
...

which category?

New Features