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Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2012-02-23-mmx-inlineasm.ll
; RUN: llc -mtriple=i686-- -mcpu=i686 -mattr=+mmx < %s | FileCheck %s
; <rdar://problem/10106006>

define void @func() nounwind ssp {
; CHECK:  psrlw %mm0, %mm1
entry:
  call void asm sideeffect "psrlw $0, %mm1", "y,~{dirflag},~{fpsr},~{flags}"(i32 8) nounwind
  unreachable

bb367:                                            ; preds = %entry                                                                                                                 
  ret void
}