llvm/test/CodeGen/X86/2007-11-03-x86-64-q-constraint.ll

   1 ; RUN: llc < %s
   2 ; PR1763
   3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
   4 target triple = "x86_64-unknown-linux-gnu"
   5
   6 define void @yield() {
   7         %tmp9 = call i64 asm sideeffect "xchgb ${0:b},$1", "=q,*m,0,~{dirflag},~{fpsr},~{flags},~{memory}"( ptr elementtype( i64) null, i64 0 )   ; <i64>
   8         ret void
   9 }