1 ; RUN: llc < %s 2 ; rdar://6781755 3 ; PR3934 4 5 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-f80:128:128" 6 target triple = "x86_64-undermydesk-freebsd8.0" 7 8 define i32 @main(i32 %argc, i8** nocapture %argv) nounwind { 9 entry: 10 %call = tail call i32 (...)* @getpid() ; <i32> [#uses=1] 11 %conv = trunc i32 %call to i16 ; <i16> [#uses=1] 12 %0 = tail call i16 asm "xchgb ${0:h}, ${0:b}","=Q,0,~{dirflag},~{fpsr},~{flags}"(i16 %conv) nounwind ; <i16> [#uses=0] 13 ret i32 undef 14 } 15 16 declare i32 @getpid(...) 17