Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; PR1296 |
Dan Gohman | 8c89a50 | 2007-08-15 13:36:28 +0000 | [diff] [blame] | 2 | ; RUN: llvm-as < %s | llc -march=x86 | grep {movl \$1} | count 1 |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 3 | |
| 4 | target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64" |
| 5 | target triple = "i686-apple-darwin8" |
| 6 | |
| 7 | define i32 @foo(i32 %A, i32 %B, i32 %C) { |
| 8 | entry: |
| 9 | switch i32 %A, label %out [ |
| 10 | i32 1, label %bb |
| 11 | i32 0, label %bb13 |
| 12 | i32 2, label %bb35 |
| 13 | ] |
| 14 | |
| 15 | bb: ; preds = %cond_next, %entry |
| 16 | %i.144.1 = phi i32 [ 0, %entry ], [ %tmp7, %cond_next ] ; <i32> [#uses=2] |
| 17 | %tmp4 = and i32 %i.144.1, %B ; <i32> [#uses=1] |
| 18 | icmp eq i32 %tmp4, 0 ; <i1>:0 [#uses=1] |
| 19 | br i1 %0, label %cond_next, label %out |
| 20 | |
| 21 | cond_next: ; preds = %bb |
| 22 | %tmp7 = add i32 %i.144.1, 1 ; <i32> [#uses=2] |
| 23 | icmp slt i32 %tmp7, 1000 ; <i1>:1 [#uses=1] |
| 24 | br i1 %1, label %bb, label %out |
| 25 | |
| 26 | bb13: ; preds = %cond_next18, %entry |
| 27 | %i.248.1 = phi i32 [ 0, %entry ], [ %tmp20, %cond_next18 ] ; <i32> [#uses=2] |
| 28 | %tmp16 = and i32 %i.248.1, %C ; <i32> [#uses=1] |
| 29 | icmp eq i32 %tmp16, 0 ; <i1>:2 [#uses=1] |
| 30 | br i1 %2, label %cond_next18, label %out |
| 31 | |
| 32 | cond_next18: ; preds = %bb13 |
| 33 | %tmp20 = add i32 %i.248.1, 1 ; <i32> [#uses=2] |
| 34 | icmp slt i32 %tmp20, 1000 ; <i1>:3 [#uses=1] |
| 35 | br i1 %3, label %bb13, label %out |
| 36 | |
| 37 | bb27: ; preds = %bb35 |
| 38 | %tmp30 = and i32 %i.3, %C ; <i32> [#uses=1] |
| 39 | icmp eq i32 %tmp30, 0 ; <i1>:4 [#uses=1] |
| 40 | br i1 %4, label %cond_next32, label %out |
| 41 | |
| 42 | cond_next32: ; preds = %bb27 |
| 43 | %indvar.next = add i32 %i.3, 1 ; <i32> [#uses=1] |
| 44 | br label %bb35 |
| 45 | |
| 46 | bb35: ; preds = %entry, %cond_next32 |
| 47 | %i.3 = phi i32 [ %indvar.next, %cond_next32 ], [ 0, %entry ] ; <i32> [#uses=3] |
| 48 | icmp slt i32 %i.3, 1000 ; <i1>:5 [#uses=1] |
| 49 | br i1 %5, label %bb27, label %out |
| 50 | |
| 51 | out: ; preds = %bb27, %bb35, %bb13, %cond_next18, %bb, %cond_next, %entry |
| 52 | %result.0 = phi i32 [ 0, %entry ], [ 1, %bb ], [ 0, %cond_next ], [ 1, %bb13 ], [ 0, %cond_next18 ], [ 1, %bb27 ], [ 0, %bb35 ] ; <i32> [#uses=1] |
| 53 | ret i32 %result.0 |
| 54 | } |