Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: llc -march=hexagon < %s | FileCheck %s ; CHECK: mpyi ; CHECK: mpyi define <2 x i32> @t_i2x32(<2 x i32> %a, <2 x i32> %b) nounwind { entry: %0 = mul <2 x i32> %a, %b ret <2 x i32> %0 }