1 ; RUN: opt < %s -passes='require<profile-summary>,cgscc(inline)' -inline-threshold=0 -inlinehint-threshold=0 -hot-callsite-threshold=100 -S | FileCheck %s 2 3 ; This tests that a callsite which is determined to be hot based on the caller's 4 ; entry count and the callsite block frequency gets the hot-callsite-threshold. 5 ; Another callsite with the same callee that is not hot does not get inlined 6 ; because cost exceeds the inline-threshold. inlinthint-threshold is set to 0 7 ; to ensure callee's hotness is not used to boost the threshold. 8 9 define 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 17 define i32 @caller(i32 %n) !prof !22 { 18 ; CHECK-LABEL: @caller( 19 %cond = icmp sle i32 %n, 100 20 br i1 %cond, label %cond_true, label %cond_false, !prof !0 21 22 cond_true: 23 ; CHECK-LABEL: cond_true: 24 ; CHECK-NOT: call i32 @callee1 25 ; CHECK: ret i32 %x3.i 26 %i = call i32 @callee1(i32 %n) 27 ret i32 %i 28 cond_false: 29 ; CHECK-LABEL: cond_false: 30 ; CHECK: call i32 @callee1 31 ; CHECK: ret i32 %j 32 %j = call i32 @callee1(i32 %n) 33 ret i32 %j 34 } 35 declare void @extern() 36 37 !0 = !{!"branch_weights", i32 64, i32 4} 38 39 !llvm.module.flags = !{!1} 40 !21 = !{!"function_entry_count", i64 200} 41 !22 = !{!"function_entry_count", i64 200} 42 43 !1 = !{i32 1, !"ProfileSummary", !2} 44 !2 = !{!3, !4, !5, !6, !7, !8, !9, !10} 45 !3 = !{!"ProfileFormat", !"InstrProf"} 46 !4 = !{!"TotalCount", i64 10000} 47 !5 = !{!"MaxCount", i64 1000} 48 !6 = !{!"MaxInternalCount", i64 1} 49 !7 = !{!"MaxFunctionCount", i64 1000} 50 !8 = !{!"NumCounts", i64 3} 51 !9 = !{!"NumFunctions", i64 3} 52 !10 = !{!"DetailedSummary", !11} 53 !11 = !{!12, !13, !14} 54 !12 = !{i32 10000, i64 100, i32 1} 55 !13 = !{i32 999000, i64 100, i32 1} 56 !14 = !{i32 999999, i64 1, i32 2} 57
