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gerrit-public.fairphone.software / toolchain / llvm-project / 985ff20a9caff5091ade54ddc2e21dd8ef016194 / . / llvm / test / Instrumentation / InstrProfiling / linkage.ll
blob: c1b9fe45f2094269b5332413250d3e3231f111f8 [file] [log] [blame]
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]1;; Check that runtime symbols get appropriate linkage.
2
Xinliang David Li7a88ad62015-10-29 04:08:31 +0000[diff] [blame]3; RUN: opt < %s -mtriple=x86_64-apple-macosx10.10.0 -instrprof -S | FileCheck %s --check-prefix=OTHER --check-prefix=COMMON
4; RUN: opt < %s -mtriple=x86_64-unknown-linux -instrprof -S | FileCheck %s --check-prefix=LINUX --check-prefix=COMMON
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]5
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]6@__profn_foo = hidden constant [3 x i8] c"foo"
7@__profn_foo_weak = weak hidden constant [8 x i8] c"foo_weak"
8@"__profn_linkage.ll:foo_internal" = internal constant [23 x i8] c"linkage.ll:foo_internal"
9@__profn_foo_inline = linkonce_odr hidden constant [10 x i8] c"foo_inline"
Xinliang David Li985ff202016-02-27 23:11:30 +0000[diff] [blame^]10@__profn_foo_extern = linkonce_odr hidden constant [10 x i8] c"foo_extern"
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]11
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]12; COMMON: @__profc_foo = hidden global
13; COMMON: @__profd_foo = hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]14define void @foo() {
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]15 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]16 ret void
17}
18
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]19; COMMON: @__profc_foo_weak = weak hidden global
20; COMMON: @__profd_foo_weak = weak hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]21define weak void @foo_weak() {
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]22 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @__profn_foo_weak, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]23 ret void
24}
25
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]26; COMMON: @"__profc_linkage.ll:foo_internal" = internal global
27; COMMON: @"__profd_linkage.ll:foo_internal" = internal global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]28define internal void @foo_internal() {
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]29 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @"__profn_linkage.ll:foo_internal", i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]30 ret void
31}
32
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]33; COMMON: @__profc_foo_inline = linkonce_odr hidden global
34; COMMON: @__profd_foo_inline = linkonce_odr hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]35define linkonce_odr void @foo_inline() {
Xinliang David Lic7018a22015-12-15 00:32:56 +0000[diff] [blame]36 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @__profn_foo_inline, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]37 ret void
38}
39
Xinliang David Li985ff202016-02-27 23:11:30 +0000[diff] [blame^]40; LINUX: @__profc_foo_extern = linkonce_odr hidden global {{.*}}section "__llvm_prf_cnts", comdat($__profv_foo_extern), align 8
41; LINUX: @__profd_foo_extern = linkonce_odr hidden global {{.*}}section "__llvm_prf_data", comdat($__profv_foo_extern), align 8
42; OTHER: @__profc_foo_extern = linkonce_odr hidden global
43; OTHER: @__profd_foo_extern = linkonce_odr hidden global
44define available_externally void @foo_extern() {
45 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @__profn_foo_extern, i32 0, i32 0), i64 0, i32 1, i32 0)
46 ret void
47}
48
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]49declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
50
Xinliang David Li7a88ad62015-10-29 04:08:31 +0000[diff] [blame]51; OTHER: @__llvm_profile_runtime = external global i32
52; LINUX-NOT: @__llvm_profile_runtime = external global i32
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]53
Xinliang David Li7a88ad62015-10-29 04:08:31 +0000[diff] [blame]54; OTHER: define linkonce_odr hidden i32 @__llvm_profile_runtime_user() {{.*}} {
55; OTHER: %[[REG:.*]] = load i32, i32* @__llvm_profile_runtime
56; OTHER: ret i32 %[[REG]]
57; OTHER: }
58; LINUX-NOT: define linkonce_odr hidden i32 @__llvm_profile_runtime_user() {{.*}} {
59; LINUX-NOT: %[[REG:.*]] = load i32, i32* @__llvm_profile_runtime