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1; RUN: opt < %s -S -inline -inline-threshold=2 | FileCheck %s
2; RUN: opt < %s -S -strip-debug -inline -inline-threshold=2 | FileCheck %s
3;
4; The purpose of this test is to check that debug info doesn't influence
5; inlining decisions.
6
7target 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"
8target triple = "x86_64-unknown-linux-gnu"
9
10declare void @llvm.dbg.declare(metadata, metadata) #1
11declare void @llvm.dbg.value(metadata, i64, metadata) #1
12
13define <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b) {
14entry:
15  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
16  %mul = fmul <4 x float> %a, <float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00>
17  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
18  %mul1 = fmul <4 x float> %b, <float 5.000000e+00, float 5.000000e+00, float 5.000000e+00, float 5.000000e+00>
19  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
20  %add = fadd <4 x float> %mul, %mul1
21  ret <4 x float> %add
22}
23
24define float @outer_vectors(<4 x float> %a, <4 x float> %b) {
25; CHECK-LABEL: @outer_vectors(
26; CHECK-NOT: call <4 x float> @inner_vectors(
27; CHECK: ret float
28
29entry:
30  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
31  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
32  %call = call <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b)
33  call void @llvm.dbg.value(metadata !{}, i64 0, metadata !{})
34  %vecext = extractelement <4 x float> %call, i32 0
35  %vecext1 = extractelement <4 x float> %call, i32 1
36  %add = fadd float %vecext, %vecext1
37  %vecext2 = extractelement <4 x float> %call, i32 2
38  %add3 = fadd float %add, %vecext2
39  %vecext4 = extractelement <4 x float> %call, i32 3
40  %add5 = fadd float %add3, %vecext4
41  ret float %add5
42}
43
44attributes #0 = { nounwind readnone }
45
46!llvm.dbg.cu = !{!0}
47!llvm.module.flags = !{!3, !4}
48!llvm.ident = !{!5}
49
50!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !{}, metadata !2, metadata !2, metadata !""}
51!1 = metadata !{metadata !"", metadata !""}
52!2 = metadata !{i32 0}
53!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
54!4 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
55!5 = metadata !{metadata !""}
56