| John Bauman | 66b8ab2 | 2014-05-06 15:57:45 -0400 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S | \
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| 2 | ; RUN: grep {icmp sgt}
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| 3 | ; END.
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| 4 | target datalayout = "e-p:32:32"
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| 5 | target triple = "i686-pc-linux-gnu"
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| 6 | %struct.point = type { i32, i32 }
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| 7 |
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| 8 | define i32 @visible(i32 %direction, i64 %p1.0, i64 %p2.0, i64 %p3.0) {
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| 9 | entry:
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| 10 | %p1_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
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| 11 | %p2_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
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| 12 | %p3_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
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| 13 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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| 14 | %tmp = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 15 | %tmp.upgrd.1 = getelementptr { i64 }* %tmp, i64 0, i32 0 ; <i64*> [#uses=1]
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| 16 | store i64 %p1.0, i64* %tmp.upgrd.1
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| 17 | %tmp1 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 18 | %tmp2 = getelementptr { i64 }* %tmp1, i64 0, i32 0 ; <i64*> [#uses=1]
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| 19 | store i64 %p2.0, i64* %tmp2
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| 20 | %tmp3 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 21 | %tmp4 = getelementptr { i64 }* %tmp3, i64 0, i32 0 ; <i64*> [#uses=1]
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| 22 | store i64 %p3.0, i64* %tmp4
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| 23 | %tmp.upgrd.2 = icmp eq i32 %direction, 0 ; <i1> [#uses=1]
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| 24 | %tmp5 = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 25 | %tmp6 = getelementptr { i64 }* %tmp5, i64 0, i32 0 ; <i64*> [#uses=1]
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| 26 | %tmp.upgrd.3 = load i64* %tmp6 ; <i64> [#uses=1]
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| 27 | %tmp7 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 28 | %tmp8 = getelementptr { i64 }* %tmp7, i64 0, i32 0 ; <i64*> [#uses=1]
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| 29 | %tmp9 = load i64* %tmp8 ; <i64> [#uses=1]
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| 30 | %tmp10 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1]
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| 31 | %tmp11 = getelementptr { i64 }* %tmp10, i64 0, i32 0 ; <i64*> [#uses=1]
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| 32 | %tmp12 = load i64* %tmp11 ; <i64> [#uses=1]
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| 33 | %tmp13 = call i32 @determinant( i64 %tmp.upgrd.3, i64 %tmp9, i64 %tmp12 ) ; <i32> [#uses=2]
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| 34 | br i1 %tmp.upgrd.2, label %cond_true, label %cond_false
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| 35 |
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| 36 | cond_true: ; preds = %entry
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| 37 | %tmp14 = icmp slt i32 %tmp13, 0 ; <i1> [#uses=1]
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| 38 | %tmp14.upgrd.4 = zext i1 %tmp14 to i32 ; <i32> [#uses=1]
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| 39 | br label %return
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| 40 |
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| 41 | cond_false: ; preds = %entry
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| 42 | %tmp26 = icmp sgt i32 %tmp13, 0 ; <i1> [#uses=1]
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| 43 | %tmp26.upgrd.5 = zext i1 %tmp26 to i32 ; <i32> [#uses=1]
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| 44 | br label %return
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| 45 |
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| 46 | return: ; preds = %cond_false, %cond_true
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| 47 | %retval.0 = phi i32 [ %tmp14.upgrd.4, %cond_true ], [ %tmp26.upgrd.5, %cond_false ] ; <i32> [#uses=1]
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| 48 | ret i32 %retval.0
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| 49 | }
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| 50 |
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| 51 | declare i32 @determinant(i64, i64, i64)
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