xref: /llvm-project/llvm/test/Transforms/Inline/optimization-remarks-hotness-threshold.ll (revision e5369823bc0655806469724335d0ca5a4c17d8c7)
1; RUN: opt < %s -S -passes=inline -pass-remarks=inline \
2; RUN:    -pass-remarks-with-hotness 2>&1 | FileCheck %s
3
4; RUN: opt < %s -S -passes=inline -pass-remarks-output=%t -pass-remarks=inline \
5; RUN:    -pass-remarks-with-hotness -pass-remarks-hotness-threshold=1 2>&1 | \
6; RUN:    FileCheck -allow-empty -check-prefix=THRESHOLD %s
7
8; RUN: opt < %s -S -passes=inliner-wrapper -pass-remarks-output=%t -pass-remarks=inline \
9; RUN:    -pass-remarks-with-hotness -pass-remarks-hotness-threshold=1 2>&1 | \
10; RUN:    FileCheck -allow-empty -check-prefix=THRESHOLD %s
11
12; Check that when any threshold is specified we ignore remarks with no
13; hotness -- these are blocks that have not been executed during training.
14
15;  1     int foo() { return 1; }
16;  2
17;  3     int bar() {
18;  4       return foo();
19;  5     }
20
21; CHECK: remark: /tmp/s.c:4:10: 'foo' inlined into 'bar' with (cost={{[0-9\-]+}}, threshold={{[0-9]+}})
22; THRESHOLD-NOT: remark
23
24; ModuleID = '/tmp/s.c'
25source_filename = "/tmp/s.c"
26target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
27target triple = "x86_64-apple-macosx10.11.0"
28
29; Function Attrs: nounwind ssp uwtable
30define i32 @foo() #0 !dbg !7 {
31entry:
32  ret i32 1, !dbg !9
33}
34
35; Function Attrs: nounwind ssp uwtable
36define i32 @bar() #0 !dbg !10 {
37entry:
38  %call = call i32 @foo(), !dbg !11
39  ret i32 %call, !dbg !12
40}
41
42attributes #0 = { nounwind ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="core2" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
43
44!llvm.dbg.cu = !{!0}
45!llvm.module.flags = !{!3, !4, !5}
46!llvm.ident = !{!6}
47
48!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 282540) (llvm/trunk 282542)", isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
49!1 = !DIFile(filename: "/tmp/s.c", directory: "/tmp")
50!2 = !{}
51!3 = !{i32 2, !"Dwarf Version", i32 4}
52!4 = !{i32 2, !"Debug Info Version", i32 3}
53!5 = !{i32 1, !"PIC Level", i32 2}
54!6 = !{!"clang version 4.0.0 (trunk 282540) (llvm/trunk 282542)"}
55!7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !2)
56!8 = !DISubroutineType(types: !2)
57!9 = !DILocation(line: 1, column: 13, scope: !7)
58!10 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, isOptimized: true, unit: !0, retainedNodes: !2)
59!11 = !DILocation(line: 4, column: 10, scope: !10)
60!12 = !DILocation(line: 4, column: 3, scope: !10)
61