Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
# RUN: not llvm-mc -arch=hexagon -filetype=asm %s 2>&1 | FileCheck %s # Expect errors here, insn needs to be extended R1 = mpyi(R2, #-256) # CHECK: error: R3 = mpyi(R4, #256) # CHECK: error: