| Anton Korobeynikov | 0abb60e | 2009-05-10 14:48:36 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc |
| 2 | ; PR4136 |
| 3 | |
| 4 | target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" |
| 5 | target triple = "msp430-unknown-linux-gnu" |
| 6 | @uip_len = external global i16 ; <i16*> [#uses=2] |
| 7 | |
| 8 | define void @uip_arp_arpin() nounwind { |
| 9 | entry: |
| 10 | %tmp = volatile load i16* @uip_len ; <i16> [#uses=1] |
| 11 | %cmp = icmp ult i16 %tmp, 42 ; <i1> [#uses=1] |
| 12 | volatile store i16 0, i16* @uip_len |
| 13 | br i1 %cmp, label %if.then, label %if.end |
| 14 | |
| 15 | if.then: ; preds = %entry |
| 16 | ret void |
| 17 | |
| 18 | if.end: ; preds = %entry |
| 19 | switch i16 0, label %return [ |
| 20 | i16 256, label %sw.bb |
| 21 | i16 512, label %sw.bb18 |
| 22 | ] |
| 23 | |
| 24 | sw.bb: ; preds = %if.end |
| 25 | ret void |
| 26 | |
| 27 | sw.bb18: ; preds = %if.end |
| 28 | ret void |
| 29 | |
| 30 | return: ; preds = %if.end |
| 31 | ret void |
| 32 | } |