1 ; REQUIRES: x86-registered-target
3 ; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %s -o %t1.bc
4 ; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %S/Inputs/thinlto_cspgo_bar_gen.ll -o %t2.bc
5 ; RUN: llvm-lto2 run -lto-cspgo-profile-file=alloc -lto-cspgo-gen -save-temps -o %t %t1.bc %t2.bc \
6 ; RUN: -r=%t1.bc,foo,pl \
7 ; RUN: -r=%t1.bc,bar,l \
8 ; RUN: -r=%t1.bc,main,plx \
9 ; RUN: -r=%t1.bc,__llvm_profile_filename,plx \
10 ; RUN: -r=%t1.bc,__llvm_profile_raw_version,plx \
11 ; RUN: -r=%t2.bc,bar,pl \
12 ; RUN: -r=%t2.bc,odd,pl \
13 ; RUN: -r=%t2.bc,even,pl \
14 ; RUN: -r=%t2.bc,__llvm_profile_filename,x \
15 ; RUN: -r=%t2.bc,__llvm_profile_raw_version,x
16 ; RUN: llvm-dis %t.1.4.opt.bc -o - | FileCheck %s --check-prefixes=CSGEN,PREVAILING
17 ; RUN: llvm-dis %t.2.4.opt.bc -o - | FileCheck %s --check-prefixes=CSGEN,NOPREVAILING
19 ;; Prevailing __llvm_profile_raw_version is kept by LTO.
20 ; PREVAILING: @__llvm_profile_raw_version = hidden constant i64
22 ;; Non-prevailing __llvm_profile_raw_version is discarded by LTO. Ensure the
23 ;; declaration is retained.
24 ; NOPREVAILING: @__llvm_profile_raw_version = external hidden constant i64
28 source_filename = "cspgo.c"
29 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
30 target triple = "x86_64-unknown-linux-gnu"
32 define dso_local void @foo() #0 !prof !29 {
37 %i.06 = phi i32 [ 0, %entry ], [ %add1, %for.body ]
38 tail call void @bar(i32 %i.06)
39 %add = or i32 %i.06, 1
40 tail call void @bar(i32 %add)
41 %add1 = add nuw nsw i32 %i.06, 2
42 %cmp = icmp ult i32 %add1, 200000
43 br i1 %cmp, label %for.body, label %for.end, !prof !30
49 declare dso_local void @bar(i32)
51 define dso_local i32 @main() !prof !29 {
57 attributes #0 = { "target-cpu"="x86-64" }
59 !llvm.module.flags = !{!0, !1}
61 !0 = !{i32 1, !"wchar_size", i32 4}
62 !1 = !{i32 1, !"ProfileSummary", !2}
63 !2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
64 !3 = !{!"ProfileFormat", !"InstrProf"}
65 !4 = !{!"TotalCount", i64 500002}
66 !5 = !{!"MaxCount", i64 200000}
67 !6 = !{!"MaxInternalCount", i64 100000}
68 !7 = !{!"MaxFunctionCount", i64 200000}
69 !8 = !{!"NumCounts", i64 6}
70 !9 = !{!"NumFunctions", i64 4}
71 !10 = !{!"DetailedSummary", !11}
72 !11 = !{!12, !13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27}
73 !12 = !{i32 10000, i64 200000, i32 1}
74 !13 = !{i32 100000, i64 200000, i32 1}
75 !14 = !{i32 200000, i64 200000, i32 1}
76 !15 = !{i32 300000, i64 200000, i32 1}
77 !16 = !{i32 400000, i64 200000, i32 1}
78 !17 = !{i32 500000, i64 100000, i32 4}
79 !18 = !{i32 600000, i64 100000, i32 4}
80 !19 = !{i32 700000, i64 100000, i32 4}
81 !20 = !{i32 800000, i64 100000, i32 4}
82 !21 = !{i32 900000, i64 100000, i32 4}
83 !22 = !{i32 950000, i64 100000, i32 4}
84 !23 = !{i32 990000, i64 100000, i32 4}
85 !24 = !{i32 999000, i64 100000, i32 4}
86 !25 = !{i32 999900, i64 100000, i32 4}
87 !26 = !{i32 999990, i64 100000, i32 4}
88 !27 = !{i32 999999, i64 1, i32 6}
89 !29 = !{!"function_entry_count", i64 1}
90 !30 = !{!"branch_weights", i32 100000, i32 1}