Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2010-11-09-Mul.ll
; RUN: llc -march=mips < %s | FileCheck %s

; CHECK: mul $2, $5, $4
define i32 @mul1(i32 %a, i32 %b) nounwind readnone {
entry:
  %mul = mul i32 %b, %a
  ret i32 %mul
}

; CHECK: mul $2, $5, $4
define i32 @mul2(i32 %a, i32 %b) nounwind readnone {
entry:
  %mul = mul nsw i32 %b, %a
  ret i32 %mul
}