3 ; RUN: rm -rf %t && split-file %s %t
4 ; RUN: opt -module-summary %t/a.ll -o %t/a.bc
5 ; RUN: llvm-profdata merge %t/cs.proftext -o %t/cs.profdata
7 ; Ensure lld generates warnings for profile cfg mismatch.
8 ; RUN: lld-link /dll /noentry /export:f /lto-cs-profile-file:%t/cs.profdata /lto-pgo-warn-mismatch /opt:lldlto=2 %t/a.bc /out:%t/a.dll 2>&1 | FileCheck %s
10 ; Ensure lld will not generate warnings for profile cfg mismatch.
11 ; RUN: lld-link /dll /noentry /export:f /lto-cs-profile-file:%t/cs.profdata /lto-pgo-warn-mismatch:no /opt:lldlto=2 %t/a.bc /out:%t/a.dll 2>&1 | count 0
13 ; CHECK: warning: {{.*}} function control flow change detected (hash mismatch) f Hash = [[#]]
16 target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
17 target triple = "x86_64-pc-windows-msvc"
19 define i32 @f(i32 returned %a) #0 {
24 attributes #0 = { "target-cpu"="x86-64" }
26 !llvm.module.flags = !{!0, !1}
28 !0 = !{i32 1, !"wchar_size", i32 4}
29 !1 = !{i32 1, !"ProfileSummary", !2}
30 !2 = !{!3, !4, !5, !6, !7, !8, !9, !10, !11, !12}
31 !3 = !{!"ProfileFormat", !"InstrProf"}
32 !4 = !{!"TotalCount", i64 2}
33 !5 = !{!"MaxCount", i64 1}
34 !6 = !{!"MaxInternalCount", i64 0}
35 !7 = !{!"MaxFunctionCount", i64 1}
36 !8 = !{!"NumCounts", i64 3}
37 !9 = !{!"NumFunctions", i64 2}
38 !10 = !{!"IsPartialProfile", i64 0}
39 !11 = !{!"PartialProfileRatio", double 0.000000e+00}
40 !12 = !{!"DetailedSummary", !13}
41 !13 = !{!14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28, !29}
42 !14 = !{i32 10000, i64 0, i32 0}
43 !15 = !{i32 100000, i64 0, i32 0}
44 !16 = !{i32 200000, i64 0, i32 0}
45 !17 = !{i32 300000, i64 0, i32 0}
46 !18 = !{i32 400000, i64 0, i32 0}
47 !19 = !{i32 500000, i64 1, i32 2}
48 !20 = !{i32 600000, i64 1, i32 2}
49 !21 = !{i32 700000, i64 1, i32 2}
50 !22 = !{i32 800000, i64 1, i32 2}
51 !23 = !{i32 900000, i64 1, i32 2}
52 !24 = !{i32 950000, i64 1, i32 2}
53 !25 = !{i32 990000, i64 1, i32 2}
54 !26 = !{i32 999000, i64 1, i32 2}
55 !27 = !{i32 999900, i64 1, i32 2}
56 !28 = !{i32 999990, i64 1, i32 2}
57 !29 = !{i32 999999, i64 1, i32 2}
60 # CSIR level Instrumentation Flag