1 ; RUN: opt < %s -indvars -S | FileCheck %s
3 ; Indvars should compute the exit values in loop.
6 ; Indvars does not currently replace loop invariant values unless all
7 ; loop exits have the same exit value. We could handle some cases,
8 ; such as this, by making getSCEVAtScope() sensitive to a particular
9 ; loop exit. See PR11388.
11 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-f80:32:32"
12 target triple = "i386-pc-linux-gnu"
13 %struct.cc70a02__complex_integers__complex_type = type { i8, i8 }
14 @.str = internal constant [13 x i8] c"fc70a00.adb\00\00", align 1 ; <[13 x i8]*> [#uses=1]
16 define void @_ada_cc70a02() {
17 ; CHECK-LABEL: @_ada_cc70a02(
18 ; CHECK: [%]tmp7 = icmp eq i8 -28, -28
19 ; CHECK: [%]tmp8 = icmp eq i8 63, 63
24 bb1.i: ; preds = %bb2.i, %entry
25 %indvar.i = phi i32 [ 0, %entry ], [ %indvar.next.i, %bb2.i ] ; <i32> [#uses=2]
26 %result.0.i = phi i16 [ 0, %entry ], [ %ins36.i, %bb2.i ] ; <i16> [#uses=2]
27 %tmp38.i = trunc i16 %result.0.i to i8 ; <i8> [#uses=2]
28 %tmp = add i8 %tmp38.i, 96 ; <i8> [#uses=1]
29 %tmp1 = icmp ugt i8 %tmp, -56 ; <i1> [#uses=1]
30 br i1 %tmp1, label %bb.i.i, label %bb1.i.i
32 bb.i.i: ; preds = %bb1.i
33 tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
36 bb1.i.i: ; preds = %bb1.i
37 %tmp41.i = lshr i16 %result.0.i, 8 ; <i16> [#uses=1]
38 %tmp42.i = trunc i16 %tmp41.i to i8 ; <i8> [#uses=2]
39 %tmp2 = add i8 %tmp42.i, 109 ; <i8> [#uses=1]
40 %tmp3 = icmp ugt i8 %tmp2, -56 ; <i1> [#uses=1]
41 br i1 %tmp3, label %bb2.i.i, label %cc70a02__complex_integers__Oadd.153.exit.i
43 bb2.i.i: ; preds = %bb1.i.i
44 tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
47 cc70a02__complex_integers__Oadd.153.exit.i: ; preds = %bb1.i.i
48 %tmp4 = add i8 %tmp38.i, -4 ; <i8> [#uses=2]
49 %tmp5 = add i8 %tmp42.i, 9 ; <i8> [#uses=2]
50 %tmp25.i = zext i8 %tmp4 to i16 ; <i16> [#uses=1]
51 %tmp33.i = zext i8 %tmp5 to i16 ; <i16> [#uses=1]
52 %tmp34.i = shl i16 %tmp33.i, 8 ; <i16> [#uses=1]
53 %ins36.i = or i16 %tmp34.i, %tmp25.i ; <i16> [#uses=1]
54 %tmp6 = icmp eq i32 %indvar.i, 6 ; <i1> [#uses=1]
55 br i1 %tmp6, label %cc70a02__complex_multiplication.170.exit, label %bb2.i
57 bb2.i: ; preds = %cc70a02__complex_integers__Oadd.153.exit.i
58 %indvar.next.i = add i32 %indvar.i, 1 ; <i32> [#uses=1]
61 cc70a02__complex_multiplication.170.exit: ; preds = %cc70a02__complex_integers__Oadd.153.exit.i
62 %tmp7 = icmp eq i8 %tmp4, -28 ; <i1> [#uses=1]
63 %tmp8 = icmp eq i8 %tmp5, 63 ; <i1> [#uses=1]
64 %or.cond = and i1 %tmp8, %tmp7 ; <i1> [#uses=1]
65 br i1 %or.cond, label %return, label %bb1
67 bb1: ; preds = %cc70a02__complex_multiplication.170.exit
68 tail call void @exit(i32 1)
71 return: ; preds = %cc70a02__complex_multiplication.170.exit
75 declare fastcc void @cc70a02__complex_integers__complex.164(%struct.cc70a02__complex_integers__complex_type* noalias nocapture sret, i8 signext, i8 signext) nounwind
77 declare fastcc void @cc70a02__complex_integers__Osubtract.149(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4)
79 declare fastcc void @cc70a02__complex_integers__Oadd.153(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4, %struct.cc70a02__complex_integers__complex_type* byval align 4)
81 declare fastcc void @cc70a02__complex_multiplication.170(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4)
83 declare void @__gnat_rcheck_12(i8*, i32) noreturn
85 declare void @exit(i32)