| ; RUN: opt < %s -passes=instcombine -S | \ |
| ; RUN: grep "icmp sgt" |
| ; END. |
| target datalayout = "e-p:32:32" |
| target triple = "i686-pc-linux-gnu" |
| %struct.point = type { i32, i32 } |
| |
| define i32 @visible(i32 %direction, i64 %p1.0, i64 %p2.0, i64 %p3.0) { |
| entry: |
| %p1_addr = alloca %struct.point ; <ptr> [#uses=2] |
| %p2_addr = alloca %struct.point ; <ptr> [#uses=2] |
| %p3_addr = alloca %struct.point ; <ptr> [#uses=2] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| %tmp.upgrd.1 = getelementptr { i64 }, ptr %p1_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| store i64 %p1.0, ptr %tmp.upgrd.1 |
| %tmp2 = getelementptr { i64 }, ptr %p2_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| store i64 %p2.0, ptr %tmp2 |
| %tmp4 = getelementptr { i64 }, ptr %p3_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| store i64 %p3.0, ptr %tmp4 |
| %tmp.upgrd.2 = icmp eq i32 %direction, 0 ; <i1> [#uses=1] |
| %tmp6 = getelementptr { i64 }, ptr %p1_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| %tmp.upgrd.3 = load i64, ptr %tmp6 ; <i64> [#uses=1] |
| %tmp8 = getelementptr { i64 }, ptr %p2_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| %tmp9 = load i64, ptr %tmp8 ; <i64> [#uses=1] |
| %tmp11 = getelementptr { i64 }, ptr %p3_addr, i64 0, i32 0 ; <ptr> [#uses=1] |
| %tmp12 = load i64, ptr %tmp11 ; <i64> [#uses=1] |
| %tmp13 = call i32 @determinant( i64 %tmp.upgrd.3, i64 %tmp9, i64 %tmp12 ) ; <i32> [#uses=2] |
| br i1 %tmp.upgrd.2, label %cond_true, label %cond_false |
| |
| cond_true: ; preds = %entry |
| %tmp14 = icmp slt i32 %tmp13, 0 ; <i1> [#uses=1] |
| %tmp14.upgrd.4 = zext i1 %tmp14 to i32 ; <i32> [#uses=1] |
| br label %return |
| |
| cond_false: ; preds = %entry |
| %tmp26 = icmp sgt i32 %tmp13, 0 ; <i1> [#uses=1] |
| %tmp26.upgrd.5 = zext i1 %tmp26 to i32 ; <i32> [#uses=1] |
| br label %return |
| |
| return: ; preds = %cond_false, %cond_true |
| %retval.0 = phi i32 [ %tmp14.upgrd.4, %cond_true ], [ %tmp26.upgrd.5, %cond_false ] ; <i32> [#uses=1] |
| ret i32 %retval.0 |
| } |
| |
| declare i32 @determinant(i64, i64, i64) |