| ; 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} |
