1; RUN: opt < %s -inline -inline-threshold=0 -inlinehint-threshold=100 -S -enable-new-pm=0 | FileCheck %s 2 3; This tests that a hot callee gets the (higher) inlinehint-threshold even 4; without inline hints and gets inlined because the cost is less than 5; inlinehint-threshold. A cold callee with identical body does not get inlined 6; because cost exceeds the inline-threshold. This test is relevant only when the 7; old pass manager is used. 8 9define i32 @callee1(i32 %x) !prof !21 { 10 %x1 = add i32 %x, 1 11 %x2 = add i32 %x1, 1 12 %x3 = add i32 %x2, 1 13 call void @extern() 14 ret i32 %x3 15} 16 17define i32 @callee2(i32 %x) !prof !22 { 18; CHECK-LABEL: @callee2( 19 %x1 = add i32 %x, 1 20 %x2 = add i32 %x1, 1 21 %x3 = add i32 %x2, 1 22 call void @extern() 23 ret i32 %x3 24} 25 26define i32 @caller2(i32 %y1) !prof !22 { 27; CHECK-LABEL: @caller2( 28; CHECK: call i32 @callee2 29; CHECK-NOT: call i32 @callee1 30; CHECK: ret i32 %x3.i 31 %y2 = call i32 @callee2(i32 %y1) 32 %y3 = call i32 @callee1(i32 %y2) 33 ret i32 %y3 34} 35 36declare void @extern() 37 38!llvm.module.flags = !{!1} 39!21 = !{!"function_entry_count", i64 300} 40!22 = !{!"function_entry_count", i64 1} 41 42!1 = !{i32 1, !"ProfileSummary", !2} 43!2 = !{!3, !4, !5, !6, !7, !8, !9, !10} 44!3 = !{!"ProfileFormat", !"InstrProf"} 45!4 = !{!"TotalCount", i64 10000} 46!5 = !{!"MaxCount", i64 1000} 47!6 = !{!"MaxInternalCount", i64 1} 48!7 = !{!"MaxFunctionCount", i64 1000} 49!8 = !{!"NumCounts", i64 3} 50!9 = !{!"NumFunctions", i64 3} 51!10 = !{!"DetailedSummary", !11} 52!11 = !{!12, !13, !14} 53!12 = !{i32 10000, i64 100, i32 1} 54!13 = !{i32 999000, i64 100, i32 1} 55!14 = !{i32 999999, i64 1, i32 2} 56