1 ; RUN: opt < %s -inline -inlinecold-threshold=0 -S | FileCheck %s 2 3 ; This tests that a cold callee gets the (lower) inlinecold-threshold even without 4 ; Cold hint and does not get inlined because the cost exceeds the inlinecold-threshold. 5 ; A callee with identical body does gets inlined because cost fits within the 6 ; inline-threshold 7 8 define i32 @callee1(i32 %x) !prof !1 { 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 16 define i32 @callee2(i32 %x) !prof !2 { 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 25 define i32 @caller2(i32 %y1) !prof !2 { 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) 31 %y3 = call i32 @callee1(i32 %y2) 32 ret i32 %y3 33 } 34 35 !llvm.module.flags = !{!0} 36 !0 = !{i32 1, !"MaxFunctionCount", i32 1000} 37 !1 = !{!"function_entry_count", i64 100} 38 !2 = !{!"function_entry_count", i64 1} 39 40
