| Dan Gohman | 1880092 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S | \ |
| Chandler Carruth | a5a29f9 | 2012-07-02 12:47:22 +0000 | [diff] [blame] | 2 | ; RUN: grep "icmp sgt" |
| Tanya Lattner | aa6f5c9 | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 3 | ; END. |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 4 | target datalayout = "e-p:32:32" |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 5 | target triple = "i686-pc-linux-gnu" |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 6 | %struct.point = type { i32, i32 } |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 7 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 8 | define i32 @visible(i32 %direction, i64 %p1.0, i64 %p2.0, i64 %p3.0) { |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 9 | entry: |
| 10 | %p1_addr = alloca %struct.point ; <%struct.point*> [#uses=2] |
| 11 | %p2_addr = alloca %struct.point ; <%struct.point*> [#uses=2] |
| 12 | %p3_addr = alloca %struct.point ; <%struct.point*> [#uses=2] |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 13 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 14 | %tmp = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 15 | %tmp.upgrd.1 = getelementptr { i64 }* %tmp, i64 0, i32 0 ; <i64*> [#uses=1] |
| 16 | store i64 %p1.0, i64* %tmp.upgrd.1 |
| 17 | %tmp1 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 18 | %tmp2 = getelementptr { i64 }* %tmp1, i64 0, i32 0 ; <i64*> [#uses=1] |
| 19 | store i64 %p2.0, i64* %tmp2 |
| 20 | %tmp3 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 21 | %tmp4 = getelementptr { i64 }* %tmp3, i64 0, i32 0 ; <i64*> [#uses=1] |
| 22 | store i64 %p3.0, i64* %tmp4 |
| 23 | %tmp.upgrd.2 = icmp eq i32 %direction, 0 ; <i1> [#uses=1] |
| 24 | %tmp5 = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 25 | %tmp6 = getelementptr { i64 }* %tmp5, i64 0, i32 0 ; <i64*> [#uses=1] |
| 26 | %tmp.upgrd.3 = load i64* %tmp6 ; <i64> [#uses=1] |
| 27 | %tmp7 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 28 | %tmp8 = getelementptr { i64 }* %tmp7, i64 0, i32 0 ; <i64*> [#uses=1] |
| 29 | %tmp9 = load i64* %tmp8 ; <i64> [#uses=1] |
| 30 | %tmp10 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1] |
| 31 | %tmp11 = getelementptr { i64 }* %tmp10, i64 0, i32 0 ; <i64*> [#uses=1] |
| 32 | %tmp12 = load i64* %tmp11 ; <i64> [#uses=1] |
| 33 | %tmp13 = call i32 @determinant( i64 %tmp.upgrd.3, i64 %tmp9, i64 %tmp12 ) ; <i32> [#uses=2] |
| 34 | br i1 %tmp.upgrd.2, label %cond_true, label %cond_false |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 35 | |
| 36 | cond_true: ; preds = %entry |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 37 | %tmp14 = icmp slt i32 %tmp13, 0 ; <i1> [#uses=1] |
| 38 | %tmp14.upgrd.4 = zext i1 %tmp14 to i32 ; <i32> [#uses=1] |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 39 | br label %return |
| 40 | |
| 41 | cond_false: ; preds = %entry |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 42 | %tmp26 = icmp sgt i32 %tmp13, 0 ; <i1> [#uses=1] |
| 43 | %tmp26.upgrd.5 = zext i1 %tmp26 to i32 ; <i32> [#uses=1] |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 44 | br label %return |
| 45 | |
| 46 | return: ; preds = %cond_false, %cond_true |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 47 | %retval.0 = phi i32 [ %tmp14.upgrd.4, %cond_true ], [ %tmp26.upgrd.5, %cond_false ] ; <i32> [#uses=1] |
| 48 | ret i32 %retval.0 |
| Reid Spencer | 0606d15 | 2006-12-09 05:13:01 +0000 | [diff] [blame] | 49 | } |
| 50 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 51 | declare i32 @determinant(i64, i64, i64) |