adding garch register with associated read instruction; fixing several typos
adding garch register with associated read instruction; fixing several typos


dededong/goblin-core,dededong/goblin-core,dededong/goblin-core,HackLinux/goblin-core,dededong/goblin-core,HackLinux/goblin-core,HackLinux/goblin-core,HackLinux/goblin-core,dededong/goblin-core,dededong/goblin-core,dededong/goblin-core,HackLinux/goblin-core,dededong/goblin-core,HackLinux/goblin-core,dededong/goblin-core,HackLinux/goblin-core,HackLinux/goblin-core,dededong/goblin-core,HackLinux/goblin-core,HackLinux/goblin-core,dededong/goblin-core,HackLinux/goblin-core,HackLinux/goblin-core,dededong/goblin-core