1 ; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
3 target datalayout = "e-p:64:64:64-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
6 @foo.a = internal constant [8 x i32] [i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7], align 16
7 @foo.a_as1 = internal addrspace(1) constant [8 x i32] [i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7], align 16
10 define i32 @foo() nounwind uwtable noinline {
14 for.cond: ; preds = %for.inc, %entry
15 %sum.0 = phi i32 [ 0, %entry ], [ %add, %for.inc ]
16 ; CHECK: --> %sum.0{{ U: [^ ]+ S: [^ ]+}}{{ *}}Exits: 28
17 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
18 %cmp = icmp ult i32 %i.0, 8
19 br i1 %cmp, label %for.inc, label %for.end
21 for.inc: ; preds = %for.cond
22 %idxprom = sext i32 %i.0 to i64
23 %arrayidx = getelementptr inbounds [8 x i32], [8 x i32]* @foo.a, i64 0, i64 %idxprom
24 %0 = load i32, i32* %arrayidx, align 4
25 %add = add nsw i32 %sum.0, %0
26 %inc = add nsw i32 %i.0, 1
29 for.end: ; preds = %for.cond
33 define i32 @foo_as1() nounwind uwtable noinline {
37 for.cond: ; preds = %for.inc, %entry
38 %sum.0 = phi i32 [ 0, %entry ], [ %add, %for.inc ]
39 ; CHECK: --> %sum.0{{ U: [^ ]+ S: [^ ]+}}{{ *}}Exits: 28
40 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
41 %cmp = icmp ult i32 %i.0, 8
42 br i1 %cmp, label %for.inc, label %for.end
44 for.inc: ; preds = %for.cond
45 %idxprom = sext i32 %i.0 to i64
46 %arrayidx = getelementptr inbounds [8 x i32], [8 x i32] addrspace(1)* @foo.a_as1, i64 0, i64 %idxprom
47 %0 = load i32, i32 addrspace(1)* %arrayidx, align 4
48 %add = add nsw i32 %sum.0, %0
49 %inc = add nsw i32 %i.0, 1
52 for.end: ; preds = %for.cond