1; RUN: opt < %s -inline -inline-threshold=0 -inlinehint-threshold=100 -S | FileCheck %s 2 3; This tests that a hot callsite gets the (higher) inlinehint-threshold even without 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 because 6; cost exceeds the inline-threshold 7 8define i32 @callee1(i32 %x) { 9 %x1 = add i32 %x, 1 10 %x2 = add i32 %x1, 1 11 %x3 = add i32 %x2, 1 12 13 ret i32 %x3 14} 15 16define i32 @callee2(i32 %x) { 17; CHECK-LABEL: @callee2( 18 %x1 = add i32 %x, 1 19 %x2 = add i32 %x1, 1 20 %x3 = add i32 %x2, 1 21 22 ret i32 %x3 23} 24 25define i32 @caller2(i32 %y1) { 26; CHECK-LABEL: @caller2( 27; CHECK: call i32 @callee2 28; CHECK-NOT: call i32 @callee1 29; CHECK: ret i32 %x3.i 30 %y2 = call i32 @callee2(i32 %y1), !prof !22 31 %y3 = call i32 @callee1(i32 %y2), !prof !21 32 ret i32 %y3 33} 34 35!llvm.module.flags = !{!1} 36!21 = !{!"branch_weights", i64 300} 37!22 = !{!"branch_weights", i64 1} 38 39!1 = !{i32 1, !"ProfileSummary", !2} 40!2 = !{!3, !4, !5, !6, !7, !8, !9, !10} 41!3 = !{!"ProfileFormat", !"InstrProf"} 42!4 = !{!"TotalCount", i64 10000} 43!5 = !{!"MaxCount", i64 1000} 44!6 = !{!"MaxInternalCount", i64 1} 45!7 = !{!"MaxFunctionCount", i64 1000} 46!8 = !{!"NumCounts", i64 3} 47!9 = !{!"NumFunctions", i64 3} 48!10 = !{!"DetailedSummary", !11} 49!11 = !{!12, !13, !14} 50!12 = !{i32 10000, i64 100, i32 1} 51!13 = !{i32 999000, i64 100, i32 1} 52!14 = !{i32 999999, i64 1, i32 2} 53