Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

valid-el.txt
# RUN: llvm-mc --disassemble %s -triple=mipsel-unknown-linux-gnu \
# RUN:   -mcpu=mips32r6 -mattr=+ginv | FileCheck %s

0x3d 0x02 0x40 0x7c  # CHECK: ginvi $2
0xbd 0x02 0x40 0x7c  # CHECK: ginvt $2, 2