1; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution | FileCheck %s 2; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s 3 4; CHECK: %tmp3 = sext i8 %tmp2 to i32 5; CHECK: --> (sext i8 {0,+,1}<%bb1> to i32){{ U: [^ ]+ S: [^ ]+}}{{ *}}Exits: -1 6; CHECK: %tmp4 = mul i32 %tmp3, %i.02 7; CHECK: --> ((sext i8 {0,+,1}<%bb1> to i32) * {0,+,1}<%bb>){{ U: [^ ]+ S: [^ ]+}}{{ *}}Exits: {0,+,-1}<%bb> 8 9; These sexts are not foldable. 10 11target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64" 12 13@table = common global [32 x [256 x i32]] zeroinitializer, align 32 ; <[32 x [256 x i32]]*> [#uses=2] 14 15define i32 @main() nounwind { 16entry: 17 br i1 false, label %bb5, label %bb.nph3 18 19bb.nph3: ; preds = %entry 20 br label %bb 21 22bb: ; preds = %bb4, %bb.nph3 23 %i.02 = phi i32 [ %tmp10, %bb4 ], [ 0, %bb.nph3 ] ; <i32> [#uses=3] 24 br i1 false, label %bb3, label %bb.nph 25 26bb.nph: ; preds = %bb 27 br label %bb1 28 29bb1: ; preds = %bb2, %bb.nph 30 %j.01 = phi i32 [ %tmp8, %bb2 ], [ 0, %bb.nph ] ; <i32> [#uses=3] 31 %tmp2 = trunc i32 %j.01 to i8 ; <i8> [#uses=1] 32 %tmp3 = sext i8 %tmp2 to i32 ; <i32> [#uses=1] 33 %tmp4 = mul i32 %tmp3, %i.02 ; <i32> [#uses=1] 34 %tmp5 = sext i32 %i.02 to i64 ; <i64> [#uses=1] 35 %tmp6 = sext i32 %j.01 to i64 ; <i64> [#uses=1] 36 %tmp7 = getelementptr [32 x [256 x i32]], [32 x [256 x i32]]* @table, i64 0, i64 %tmp5, i64 %tmp6 ; <i32*> [#uses=1] 37 store i32 %tmp4, i32* %tmp7, align 4 38 %tmp8 = add i32 %j.01, 1 ; <i32> [#uses=2] 39 br label %bb2 40 41bb2: ; preds = %bb1 42 %phitmp1 = icmp sgt i32 %tmp8, 255 ; <i1> [#uses=1] 43 br i1 %phitmp1, label %bb2.bb3_crit_edge, label %bb1 44 45bb2.bb3_crit_edge: ; preds = %bb2 46 br label %bb3 47 48bb3: ; preds = %bb2.bb3_crit_edge, %bb 49 %tmp10 = add i32 %i.02, 1 ; <i32> [#uses=2] 50 br label %bb4 51 52bb4: ; preds = %bb3 53 %phitmp = icmp sgt i32 %tmp10, 31 ; <i1> [#uses=1] 54 br i1 %phitmp, label %bb4.bb5_crit_edge, label %bb 55 56bb4.bb5_crit_edge: ; preds = %bb4 57 br label %bb5 58 59bb5: ; preds = %bb4.bb5_crit_edge, %entry 60 %tmp12 = load i32, i32* getelementptr ([32 x [256 x i32]], [32 x [256 x i32]]* @table, i64 0, i64 9, i64 132), align 16 ; <i32> [#uses=1] 61 %tmp13 = icmp eq i32 %tmp12, -1116 ; <i1> [#uses=1] 62 br i1 %tmp13, label %bb7, label %bb6 63 64bb6: ; preds = %bb5 65 call void @abort() noreturn nounwind 66 unreachable 67 68bb7: ; preds = %bb5 69 br label %return 70 71return: ; preds = %bb7 72 ret i32 0 73} 74 75declare void @abort() noreturn nounwind 76