Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

ppc64-encoding-p9vector.txt
# RUN: llvm-mc --disassemble %s -triple powerpc64le-unknown-unknown -mcpu=pwr9 | FileCheck %s

# CHECK: mtvsrdd 6, 0, 3
0x66 0x1b 0xc0 0x7c