1 ; REQUIRES: x86-registered-target
3 ; Test to ensure that only referenced type ID records are emitted into
4 ; each distributed index file.
6 ; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t1.o %s
7 ; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t2.o %p/Inputs/cfi-distributed.ll
9 ; RUN: llvm-lto2 run -thinlto-distributed-indexes %t1.o %t2.o \
11 ; RUN: -r=%t1.o,test,px \
12 ; RUN: -r=%t1.o,_ZTV1B, \
13 ; RUN: -r=%t1.o,_ZTV1B,px \
14 ; RUN: -r=%t1.o,test2, \
15 ; RUN: -r=%t1.o,test3, \
16 ; RUN: -r=%t2.o,test1, \
17 ; RUN: -r=%t2.o,test3,p \
18 ; RUN: -r=%t2.o,test2,px \
19 ; RUN: -r=%t2.o,_ZTV1B2, \
20 ; RUN: -r=%t2.o,_ZTV1B2,px \
21 ; RUN: -r=%t2.o,_ZTV1B3, \
22 ; RUN: -r=%t2.o,_ZTV1B3,px
24 ; Check that we have all needed type IDs.
25 ; RUN: llvm-dis %t1.o.thinlto.bc -o - | FileCheck %s --check-prefix=INDEX1
27 ; Used by @llvm.type.test in @test
28 ; INDEX1: typeid: (name: "_ZTS1A"
30 ; Used by @llvm.type.test in @test2 imported to be called from @test
31 ; INDEX1: typeid: (name: "_ZTS1A2"
33 ; Used by @llvm.type.test in @test1 imported to be called by alias
35 ; INDEX1: typeid: (name: "_ZTS1A3"
37 ; The second index file, should only contain the type IDs used in @test1 and @test2.
38 ; RUN: llvm-dis %t2.o.thinlto.bc -o - | FileCheck %s --check-prefix=INDEX2
39 ; INDEX2-NOT: typeid: (name: "_ZTS1A"
40 ; INDEX2: typeid: (name: "_ZTS1A2"
41 ; INDEX2: typeid: (name: "_ZTS1A3"
43 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
44 target triple = "x86_64-grtev4-linux-gnu"
46 %struct.B = type { %struct.A }
47 %struct.A = type { i32 (...)** }
49 @_ZTV1B = constant { [3 x i8*] } { [3 x i8*] [i8* undef, i8* undef, i8* undef] }, !type !0
51 define void @test(i8* %b) {
53 tail call void @test2(i8* %b)
54 tail call void @test3(i8* %b)
55 %0 = bitcast i8* %b to i8**
56 %vtable2 = load i8*, i8** %0
57 %1 = tail call i1 @llvm.type.test(i8* %vtable2, metadata !"_ZTS1A")
58 br i1 %1, label %cont, label %trap
61 tail call void @llvm.trap()
68 declare void @test2(i8*)
69 declare void @test3(i8*)
70 declare i1 @llvm.type.test(i8*, metadata)
71 declare void @llvm.trap()
73 !0 = !{i64 16, !"_ZTS1A"}
74 !1 = !{i64 16, !"_ZTS1B"}