Gitiles
Code Review Sign In
gerrit-public.fairphone.software / toolchain / llvm-project / 081274797984da331db1373aecdb63de4ddca7e5 / . / llvm / test / Instrumentation / InstrProfiling / linkage.ll
blob: 6bc7deb984b164232358b1409b6faabc0242253c [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 Li08127472015-12-14 23:26:27 +0000[diff] [blame^]6@__prf_nm_foo = hidden constant [3 x i8] c"foo"
7@__prf_nm_foo_weak = weak hidden constant [8 x i8] c"foo_weak"
8@"__prf_nm_linkage.ll:foo_internal" = internal constant [23 x i8] c"linkage.ll:foo_internal"
9@__prf_nm_foo_inline = linkonce_odr hidden constant [10 x i8] c"foo_inline"
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]10
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]11; COMMON: @__prf_cn_foo = hidden global
12; COMMON: @__prf_dt_foo = hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]13define void @foo() {
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]14 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__prf_nm_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]15 ret void
16}
17
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]18; COMMON: @__prf_cn_foo_weak = weak hidden global
19; COMMON: @__prf_dt_foo_weak = weak hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]20define weak void @foo_weak() {
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]21 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @__prf_nm_foo_weak, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]22 ret void
23}
24
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]25; COMMON: @"__prf_cn_linkage.ll:foo_internal" = internal global
26; COMMON: @"__prf_dt_linkage.ll:foo_internal" = internal global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]27define internal void @foo_internal() {
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]28 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @"__prf_nm_linkage.ll:foo_internal", i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]29 ret void
30}
31
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]32; COMMON: @__prf_cn_foo_inline = linkonce_odr hidden global
33; COMMON: @__prf_dt_foo_inline = linkonce_odr hidden global
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]34define linkonce_odr void @foo_inline() {
Xinliang David Li08127472015-12-14 23:26:27 +0000[diff] [blame^]35 call void @llvm.instrprof.increment(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @__prf_nm_foo_inline, i32 0, i32 0), i64 0, i32 1, i32 0)
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]36 ret void
37}
38
39declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
40
Xinliang David Li7a88ad62015-10-29 04:08:31 +0000[diff] [blame]41; OTHER: @__llvm_profile_runtime = external global i32
42; LINUX-NOT: @__llvm_profile_runtime = external global i32
Justin Bogner2ce48052015-02-24 21:42:42 +0000[diff] [blame]43
Xinliang David Li7a88ad62015-10-29 04:08:31 +0000[diff] [blame]44; OTHER: define linkonce_odr hidden i32 @__llvm_profile_runtime_user() {{.*}} {
45; OTHER: %[[REG:.*]] = load i32, i32* @__llvm_profile_runtime
46; OTHER: ret i32 %[[REG]]
47; OTHER: }
48; LINUX-NOT: define linkonce_odr hidden i32 @__llvm_profile_runtime_user() {{.*}} {
49; LINUX-NOT: %[[REG:.*]] = load i32, i32* @__llvm_profile_runtime