59 lines
2.6 KiB
LLVM
59 lines
2.6 KiB
LLVM
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; REQUIRES: x86-registered-target
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; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -codegenprepare -S | FileCheck %s
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; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -codegenprepare -profile-unknown-in-special-section -partial-profile -S | FileCheck %s --check-prefix UNKNOWN
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; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -codegenprepare -profile-sample-accurate -S | FileCheck %s --check-prefix ACCURATE
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target triple = "x86_64-pc-linux-gnu"
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; The test checks that function without profile gets unlikely section prefix
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; if -profile-sample-accurate is specified or the function has the
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; profile-sample-accurate attribute.
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declare void @hot_func()
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; CHECK-NOT: foo_not_in_profile{{.*}}!section_prefix
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; CHECK: foo_not_in_profile{{.*}}!prof ![[NOPROFILE_ID:[0-9]+]]
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; UNKNOWN: foo_not_in_profile{{.*}}!prof ![[NOPROFILE_ID:[0-9]+]] !section_prefix ![[UNKNOWN_ID:[0-9]+]]
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; ACCURATE: foo_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
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; The function not appearing in profile is cold when -profile-sample-accurate
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; is on.
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define void @foo_not_in_profile() #1 {
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call void @hot_func()
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ret void
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}
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; CHECK: bar_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
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; ACCURATE: bar_not_in_profile{{.*}}!prof ![[ZERO_ID:[0-9]+]] !section_prefix ![[COLD_ID:[0-9]+]]
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; The function not appearing in profile is cold when the func has
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; profile-sample-accurate attribute.
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define void @bar_not_in_profile() #0 {
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call void @hot_func()
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ret void
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}
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attributes #0 = { "profile-sample-accurate" "use-sample-profile" }
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attributes #1 = { "use-sample-profile" }
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; CHECK: ![[NOPROFILE_ID]] = !{!"function_entry_count", i64 -1}
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; CHECK: ![[ZERO_ID]] = !{!"function_entry_count", i64 0}
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; CHECK: ![[COLD_ID]] = !{!"function_section_prefix", !"unlikely"}
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; UNKNOWN: ![[NOPROFILE_ID]] = !{!"function_entry_count", i64 -1}
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; UNKNOWN: ![[UNKNOWN_ID]] = !{!"function_section_prefix", !"unknown"}
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; ACCURATE: ![[ZERO_ID]] = !{!"function_entry_count", i64 0}
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; ACCURATE: ![[COLD_ID]] = !{!"function_section_prefix", !"unlikely"}
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!llvm.module.flags = !{!1}
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!1 = !{i32 1, !"ProfileSummary", !2}
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!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
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!3 = !{!"ProfileFormat", !"SampleProfile"}
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!4 = !{!"TotalCount", i64 10000}
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!5 = !{!"MaxCount", i64 1000}
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!6 = !{!"MaxInternalCount", i64 1}
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!7 = !{!"MaxFunctionCount", i64 1000}
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!8 = !{!"NumCounts", i64 3}
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!9 = !{!"NumFunctions", i64 3}
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!10 = !{!"DetailedSummary", !11}
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!11 = !{!12, !13, !14}
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!12 = !{i32 10000, i64 100, i32 1}
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!13 = !{i32 999000, i64 100, i32 1}
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!14 = !{i32 999999, i64 1, i32 2}
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