1; RUN: opt -wholeprogramdevirt -wholeprogramdevirt-summary-action=export -wholeprogramdevirt-read-summary=%S/Inputs/export.yaml -wholeprogramdevirt-write-summary=%t -wholeprogramdevirt-branch-funnel-threshold=1 -S -o - %s | not grep @llvm.icall.branch.funnel | count 0 2 3; RUN: opt -wholeprogramdevirt -wholeprogramdevirt-summary-action=export -wholeprogramdevirt-read-summary=%S/Inputs/export.yaml -wholeprogramdevirt-write-summary=%t -wholeprogramdevirt-branch-funnel-threshold=10 -S -o - %s | grep @llvm.icall.branch.funnel | count 4 4 5; RUN: opt -wholeprogramdevirt -wholeprogramdevirt-summary-action=export -wholeprogramdevirt-read-summary=%S/Inputs/export.yaml -wholeprogramdevirt-write-summary=%t -wholeprogramdevirt-branch-funnel-threshold=100 -S -o - %s | grep @llvm.icall.branch.funnel | count 5 6 7target datalayout = "e-p:64:64" 8target triple = "x86_64-unknown-linux-gnu" 9 10@vt1_1 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf1_1 to i8*)], !type !0 11@vt1_2 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf1_2 to i8*)], !type !0 12 13declare i32 @vf1_1(i8* %this, i32 %arg) 14declare i32 @vf1_2(i8* %this, i32 %arg) 15 16@vt2_1 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_1 to i8*)], !type !1 17@vt2_2 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_2 to i8*)], !type !1 18@vt2_3 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_3 to i8*)], !type !1 19@vt2_4 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_4 to i8*)], !type !1 20@vt2_5 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_5 to i8*)], !type !1 21@vt2_6 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_6 to i8*)], !type !1 22@vt2_7 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_7 to i8*)], !type !1 23@vt2_8 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_8 to i8*)], !type !1 24@vt2_9 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_9 to i8*)], !type !1 25@vt2_10 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_10 to i8*)], !type !1 26@vt2_11 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2_11 to i8*)], !type !1 27 28declare i32 @vf2_1(i8* %this, i32 %arg) 29declare i32 @vf2_2(i8* %this, i32 %arg) 30declare i32 @vf2_3(i8* %this, i32 %arg) 31declare i32 @vf2_4(i8* %this, i32 %arg) 32declare i32 @vf2_5(i8* %this, i32 %arg) 33declare i32 @vf2_6(i8* %this, i32 %arg) 34declare i32 @vf2_7(i8* %this, i32 %arg) 35declare i32 @vf2_8(i8* %this, i32 %arg) 36declare i32 @vf2_9(i8* %this, i32 %arg) 37declare i32 @vf2_10(i8* %this, i32 %arg) 38declare i32 @vf2_11(i8* %this, i32 %arg) 39 40@vt3_1 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf3_1 to i8*)], !type !2 41@vt3_2 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf3_2 to i8*)], !type !2 42 43declare i32 @vf3_1(i8* %this, i32 %arg) 44declare i32 @vf3_2(i8* %this, i32 %arg) 45 46@vt4_1 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf4_1 to i8*)], !type !3 47@vt4_2 = constant [1 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf4_2 to i8*)], !type !3 48 49declare i32 @vf4_1(i8* %this, i32 %arg) 50declare i32 @vf4_2(i8* %this, i32 %arg) 51 52define i32 @fn1(i8* %obj) #0 { 53 %vtableptr = bitcast i8* %obj to [1 x i8*]** 54 %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr 55 %vtablei8 = bitcast [1 x i8*]* %vtable to i8* 56 %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid1") 57 call void @llvm.assume(i1 %p) 58 %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 0 59 %fptr = load i8*, i8** %fptrptr 60 %fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)* 61 %result = call i32 %fptr_casted(i8* %obj, i32 1) 62 ret i32 %result 63} 64 65define i32 @fn2(i8* %obj) #0 { 66 %vtableptr = bitcast i8* %obj to [1 x i8*]** 67 %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr 68 %vtablei8 = bitcast [1 x i8*]* %vtable to i8* 69 %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid2") 70 call void @llvm.assume(i1 %p) 71 %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 0 72 %fptr = load i8*, i8** %fptrptr 73 %fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)* 74 %result = call i32 %fptr_casted(i8* %obj, i32 1) 75 ret i32 %result 76} 77 78define i32 @fn3(i8* %obj) #0 { 79 %vtableptr = bitcast i8* %obj to [1 x i8*]** 80 %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr 81 %vtablei8 = bitcast [1 x i8*]* %vtable to i8* 82 %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !4) 83 call void @llvm.assume(i1 %p) 84 %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 0 85 %fptr = load i8*, i8** %fptrptr 86 %fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)* 87 %result = call i32 %fptr_casted(i8* %obj, i32 1) 88 ret i32 %result 89} 90 91declare i1 @llvm.type.test(i8*, metadata) 92declare void @llvm.assume(i1) 93 94!0 = !{i32 0, !"typeid1"} 95!1 = !{i32 0, !"typeid2"} 96!2 = !{i32 0, !"typeid3"} 97!3 = !{i32 0, !4} 98!4 = distinct !{} 99 100attributes #0 = { "target-features"="+retpoline" } 101