| ; For SamplePGO, if -profile-sample-accurate is specified, cold callsite |
| ; heuristics should be honored if the caller has no profile. |
| |
| ; RUN: opt < %s -inline -S -inline-cold-callsite-threshold=0 | FileCheck %s |
| |
| define i32 @callee(i32 %x) { |
| %x1 = add i32 %x, 1 |
| %x2 = add i32 %x1, 1 |
| %x3 = add i32 %x2, 1 |
| call void @extern() |
| call void @extern() |
| ret i32 %x3 |
| } |
| |
| define i32 @caller(i32 %y1) { |
| ; CHECK-LABEL: @caller |
| ; CHECK-NOT: call i32 @callee |
| %y2 = call i32 @callee(i32 %y1) |
| ret i32 %y2 |
| } |
| |
| define i32 @caller_accurate(i32 %y1) #0 { |
| ; CHECK-LABEL: @caller_accurate |
| ; CHECK: call i32 @callee |
| %y2 = call i32 @callee(i32 %y1) |
| ret i32 %y2 |
| } |
| |
| declare void @extern() |
| |
| attributes #0 = { "profile-sample-accurate" } |
| |
| !llvm.module.flags = !{!1} |
| !1 = !{i32 1, !"ProfileSummary", !2} |
| !2 = !{!3, !4, !5, !6, !7, !8, !9, !10} |
| !3 = !{!"ProfileFormat", !"SampleProfile"} |
| !4 = !{!"TotalCount", i64 10000} |
| !5 = !{!"MaxCount", i64 1000} |
| !6 = !{!"MaxInternalCount", i64 1} |
| !7 = !{!"MaxFunctionCount", i64 1000} |
| !8 = !{!"NumCounts", i64 3} |
| !9 = !{!"NumFunctions", i64 3} |
| !10 = !{!"DetailedSummary", !11} |
| !11 = !{!12, !13, !14} |
| !12 = !{i32 10000, i64 100, i32 1} |
| !13 = !{i32 999000, i64 100, i32 1} |
| !14 = !{i32 999999, i64 1, i32 2} |