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llvm/test/Transforms/HotColdSplit/coldentrycount.ll
| ; REQUIRES: x86-registered-target | |||||
| ; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -codegenprepare -S < %s | FileCheck %s | |||||
| ; Test to ensure that split cold function gets 0 entry count profile | ; Test to ensure that split cold function gets 0 entry count profile | ||||
| ; metadata when compiling with pgo. | ; 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 datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" | ||||
| target triple = "x86_64-apple-macosx10.14.0" | target triple = "x86_64-apple-macosx10.14.0" | ||||
| ; CHECK-LABEL: @fun | ; CHECK: define {{.*}} @fun{{.*}} ![[HOTPROF:[0-9]+]] {{.*}}section_prefix ![[LIKELY:[0-9]+]] | ||||
| ; CHECK: call void @fun.cold.1 | ; CHECK: call void @fun.cold.1 | ||||
| define void @fun() !prof !14 { | define void @fun() !prof !14 { | ||||
| entry: | entry: | ||||
| br i1 undef, label %if.then, label %if.else | br i1 undef, label %if.then, label %if.else | ||||
| if.then: | if.then: | ||||
| ret void | ret void | ||||
| if.else: | if.else: | ||||
| call void @sink() | call void @sink() | ||||
| ret void | ret void | ||||
| } | } | ||||
| declare void @sink() cold | declare void @sink() cold | ||||
| ; CHECK: define {{.*}} @fun.cold.1{{.*}} ![[PROF:[0-9]+]] | ; CHECK: define {{.*}} @fun.cold.1{{.*}} ![[PROF:[0-9]+]] {{.*}}section_prefix ![[UNLIKELY:[0-9]+]] | ||||
| ; CHECK: ![[HOTPROF]] = !{!"function_entry_count", i64 100} | |||||
| ; CHECK: ![[LIKELY]] = !{!"function_section_prefix", !".hot"} | |||||
| ; CHECK: ![[PROF]] = !{!"function_entry_count", i64 0} | ; CHECK: ![[PROF]] = !{!"function_entry_count", i64 0} | ||||
| ; CHECK: ![[UNLIKELY]] = !{!"function_section_prefix", !".unlikely"} | |||||
| !llvm.module.flags = !{!0} | !llvm.module.flags = !{!0} | ||||
| !0 = !{i32 1, !"ProfileSummary", !1} | !0 = !{i32 1, !"ProfileSummary", !1} | ||||
| !1 = !{!2, !3, !4, !5, !6, !7, !8, !9} | !1 = !{!2, !3, !4, !5, !6, !7, !8, !9} | ||||
| !2 = !{!"ProfileFormat", !"InstrProf"} | !2 = !{!"ProfileFormat", !"InstrProf"} | ||||
| !3 = !{!"TotalCount", i64 10000} | !3 = !{!"TotalCount", i64 10000} | ||||
| !4 = !{!"MaxCount", i64 10} | !4 = !{!"MaxCount", i64 10} | ||||
| !5 = !{!"MaxInternalCount", i64 1} | !5 = !{!"MaxInternalCount", i64 1} | ||||
| !6 = !{!"MaxFunctionCount", i64 1000} | !6 = !{!"MaxFunctionCount", i64 1000} | ||||
| !7 = !{!"NumCounts", i64 3} | !7 = !{!"NumCounts", i64 3} | ||||
| !8 = !{!"NumFunctions", i64 3} | !8 = !{!"NumFunctions", i64 3} | ||||
| !9 = !{!"DetailedSummary", !10} | !9 = !{!"DetailedSummary", !10} | ||||
| !10 = !{!11, !12, !13} | !10 = !{!11, !12, !13} | ||||
| !11 = !{i32 10000, i64 100, i32 1} | !11 = !{i32 10000, i64 100, i32 1} | ||||
| !12 = !{i32 999000, i64 100, i32 1} | !12 = !{i32 999000, i64 100, i32 1} | ||||
| !13 = !{i32 999999, i64 1, i32 2} | !13 = !{i32 999999, i64 1, i32 2} | ||||
| !14 = !{!"function_entry_count", i64 100} | !14 = !{!"function_entry_count", i64 100} | ||||
| !15 = !{!"function_section_prefix", !".hot"} | |||||
| !16 = !{!"function_entry_count", i64 0} | |||||
| !17 = !{!"function_section_prefix", !".unlikely"} | |||||