1 ; RUN: opt < %s -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=4 -S
2 ; RUN: opt < %s -passes=debugify,loop-vectorize -S | FileCheck %s --check-prefix=DEBUGLOC
3 ; RUN: opt < %s -passes=debugify,loop-vectorize -S --try-experimental-debuginfo-iterators | FileCheck %s --check-prefix=DEBUGLOC
5 target datalayout = "e-p:64:64:64-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"
7 @a = common global i8 0, align 1
8 @b = common global i8 0, align 1
10 define void @f() nounwind uwtable ssp {
11 ; Check that the induction phis and adds have debug location.
13 ; DEBUGLOC-LABEL: vector.body:
14 ; DEBUGLOC: %vec.ind = phi {{.*}}, !dbg ![[DbgLoc:[0-9]+]]
15 ; DEBUGLOC: %vec.ind.next = add {{.*}}, !dbg ![[DbgLoc]]
18 store i8 0, ptr inttoptr (i64 1 to ptr), align 1
19 %0 = load i8, ptr @a, align 1
23 %mul16 = phi i8 [ 0, %scalar.ph ], [ %mul, %for.body ] ; <------- i8 induction var.
24 %c.015 = phi i8 [ undef, %scalar.ph ], [ %conv8, %for.body ]
25 %conv2 = sext i8 %c.015 to i32
26 %tobool = icmp ne i8 %c.015, 0
27 %.sink = select i1 %tobool, i8 %c.015, i8 %0
28 %mul = mul i8 %mul16, %.sink
29 %add = add nsw i32 %conv2, 1
30 %conv8 = trunc i32 %add to i8
31 %sext = shl i32 %add, 24
32 %phitmp14 = icmp slt i32 %sext, 268435456
33 br i1 %phitmp14, label %for.body, label %for.end
35 for.end: ; preds = %for.body
36 store i8 %mul, ptr @b, align 1
40 ; Check that the location of the new phi comes from %c.015 = phi i8
41 ; DEBUGLOC: ![[DbgLoc]] = !DILocation(line: 5