1 ; RUN: opt < %s -S -inline -inline-threshold=2 | FileCheck %s
2 ; RUN: opt < %s -S -strip-debug -inline -inline-threshold=2 | FileCheck %s
4 ; The purpose of this test is to check that debug info doesn't influence
7 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"
8 target triple = "x86_64-unknown-linux-gnu"
10 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
11 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
13 define <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b) {
15 call void @llvm.dbg.value(metadata i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
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 i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
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 i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
20 %add = fadd <4 x float> %mul, %mul1
24 define 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(
30 call void @llvm.dbg.value(metadata i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
31 call void @llvm.dbg.value(metadata i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
32 %call = call <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b)
33 call void @llvm.dbg.value(metadata i32 undef, i64 0, metadata !MDLocalVariable(tag: DW_TAG_auto_variable), metadata !MDExpression())
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
44 attributes #0 = { nounwind readnone }
47 !llvm.module.flags = !{!3, !4}
50 !0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, isOptimized: false, emissionKind: 0, file: !1, enums: !2, retainedTypes: !2, subprograms: !{}, globals: !2, imports: !2)
51 !1 = !MDFile(filename: "test.c", directory: "")
53 !3 = !{i32 2, !"Dwarf Version", i32 4}
54 !4 = !{i32 1, !"Debug Info Version", i32 3}