Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
# RUN: llvm-mc -arch=hexagon -filetype=obj %s | llvm-objdump -d - | FileCheck %s # # CHECK-NOT: immext r0 = #undefined@TPREL # CHECK-NOT: immext r0 = #undefined@DTPREL