44 lines
1.1 KiB
LLVM
44 lines
1.1 KiB
LLVM
; Test to ensure that split cold function gets 0 entry count profile
|
|
; metadata when compiling with pgo.
|
|
|
|
; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
|
|
|
|
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-apple-macosx10.14.0"
|
|
|
|
; CHECK-LABEL: @fun
|
|
; CHECK: call void @fun.cold.1
|
|
define void @fun() !prof !14 {
|
|
entry:
|
|
br i1 undef, label %if.then, label %if.else
|
|
|
|
if.then:
|
|
ret void
|
|
|
|
if.else:
|
|
call void @sink()
|
|
ret void
|
|
}
|
|
|
|
declare void @sink() cold
|
|
|
|
; CHECK: define {{.*}} @fun.cold.1{{.*}} ![[PROF:[0-9]+]]
|
|
; CHECK: ![[PROF]] = !{!"function_entry_count", i64 0}
|
|
|
|
!llvm.module.flags = !{!0}
|
|
!0 = !{i32 1, !"ProfileSummary", !1}
|
|
!1 = !{!2, !3, !4, !5, !6, !7, !8, !9}
|
|
!2 = !{!"ProfileFormat", !"InstrProf"}
|
|
!3 = !{!"TotalCount", i64 10000}
|
|
!4 = !{!"MaxCount", i64 10}
|
|
!5 = !{!"MaxInternalCount", i64 1}
|
|
!6 = !{!"MaxFunctionCount", i64 1000}
|
|
!7 = !{!"NumCounts", i64 3}
|
|
!8 = !{!"NumFunctions", i64 3}
|
|
!9 = !{!"DetailedSummary", !10}
|
|
!10 = !{!11, !12, !13}
|
|
!11 = !{i32 10000, i64 100, i32 1}
|
|
!12 = !{i32 999000, i64 100, i32 1}
|
|
!13 = !{i32 999999, i64 1, i32 2}
|
|
!14 = !{!"function_entry_count", i64 100}
|