1 ; REQUIRES: x86-registered-target
2 ; RUN: opt -S %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof | opt -S -passes='require<profile-summary>,function(codegenprepare)' | FileCheck %s
3 ; RUN: opt -S %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof | opt -S -passes='require<profile-summary>,function(codegenprepare)' -profile-unknown-in-special-section -partial-profile | FileCheck %s --check-prefix=UNKNOWN
4 ; RUN: opt -S %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -profile-sample-accurate -S | opt -S -passes='require<profile-summary>,function(codegenprepare)' | FileCheck %s --check-prefix=ACCURATE
6 target triple = "x86_64-pc-linux-gnu"
8 ; The test checks that function without profile gets unlikely section prefix
9 ; if -profile-sample-accurate is specified or the function has the
10 ; profile-sample-accurate attribute.
12 declare void @hot_func()
14 ; CHECK-NOT: foo_not_in_profile{{.*}}!section_prefix
15 ; CHECK: foo_not_in_profile{{.*}}!prof ![[NOPROFILE_ID:[0-9]+]]
16 ; UNKNOWN: foo_not_in_profile{{.*}}!prof ![[NOPROFILE_ID:[0-9]+]] !section_prefix ![[UNKNOWN_ID:[0-9]+]]
17 ; ACCURATE: foo_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
18 ; The function not appearing in profile is cold when -profile-sample-accurate
20 define void @foo_not_in_profile() #1 {
25 ; CHECK: bar_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
26 ; ACCURATE: bar_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
27 ; The function not appearing in profile is cold when the func has
28 ; profile-sample-accurate attribute.
29 define void @bar_not_in_profile() #0 {
34 attributes #0 = { "profile-sample-accurate" "use-sample-profile" }
35 attributes #1 = { "use-sample-profile" }
37 ; CHECK: ![[NOPROFILE_ID]] = !{!"function_entry_count", i64 -1}
38 ; CHECK: ![[ZERO_ID]] = !{!"function_entry_count", i64 0}
39 ; CHECK: ![[COLD_ID]] = !{!"function_section_prefix", !"unlikely"}
40 ; UNKNOWN: ![[NOPROFILE_ID]] = !{!"function_entry_count", i64 -1}
41 ; UNKNOWN: ![[UNKNOWN_ID]] = !{!"function_section_prefix", !"unknown"}
42 ; ACCURATE: ![[ZERO_ID]] = !{!"function_entry_count", i64 0}
43 ; ACCURATE: ![[COLD_ID]] = !{!"function_section_prefix", !"unlikely"}
44 !llvm.module.flags = !{!1}
45 !1 = !{i32 1, !"ProfileSummary", !2}
46 !2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
47 !3 = !{!"ProfileFormat", !"SampleProfile"}
48 !4 = !{!"TotalCount", i64 10000}
49 !5 = !{!"MaxCount", i64 1000}
50 !6 = !{!"MaxInternalCount", i64 1}
51 !7 = !{!"MaxFunctionCount", i64 1000}
52 !8 = !{!"NumCounts", i64 3}
53 !9 = !{!"NumFunctions", i64 3}
54 !10 = !{!"DetailedSummary", !11}
55 !11 = !{!12, !13, !14}
56 !12 = !{i32 10000, i64 100, i32 1}
57 !13 = !{i32 999000, i64 100, i32 1}
58 !14 = !{i32 999999, i64 1, i32 2}