diff options
Diffstat (limited to 'lld/test/MachO/lto-internalize.ll')
| -rw-r--r-- | lld/test/MachO/lto-internalize.ll | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/lld/test/MachO/lto-internalize.ll b/lld/test/MachO/lto-internalize.ll index c9bac63b730b..755484c216ff 100644 --- a/lld/test/MachO/lto-internalize.ll +++ b/lld/test/MachO/lto-internalize.ll @@ -12,6 +12,9 @@ ; RUN: llvm-dis < %t/test.0.2.internalize.bc | FileCheck %s ; RUN: llvm-objdump --macho --syms %t/test | FileCheck %s --check-prefix=SYMTAB +; CHECK: @comm = internal global +; CHECK: @comm_hide = internal global + ;; Check that main is not internalized. This covers the case of bitcode symbols ;; referenced by undefined symbols that don't belong to any InputFile. ; CHECK: define void @main() @@ -28,18 +31,48 @@ ;; internalized. ; CHECK: define internal void @baz() -; Check foo and bar are not emitted to the .symtab +;; Check that all internalized symbols are not emitted to the symtab ; SYMTAB-LABEL: SYMBOL TABLE: -; SYMTAB-NEXT: g F __TEXT,__text _main -; SYMTAB-NEXT: g F __TEXT,__text _used_in_regular_obj -; SYMTAB-NEXT: g F __TEXT,__text __mh_execute_header -; SYMTAB-NEXT: *UND* dyld_stub_binder +; SYMTAB-DAG: g F __TEXT,__text _main +; SYMTAB-DAG: g F __TEXT,__text _used_in_regular_obj +; SYMTAB-DAG: g F __TEXT,__text __mh_execute_header +; SYMTAB-DAG: *UND* dyld_stub_binder ; SYMTAB-EMPTY: +; RUN: %lld -lSystem -dylib %t/test.o %t/baz.o %t/regular.o -o %t/test.dylib -save-temps +; RUN: llvm-dis < %t/test.dylib.0.2.internalize.bc | FileCheck %s --check-prefix=DYN +; RUN: llvm-nm -m %t/test.dylib | FileCheck %s --check-prefix=DYN-SYMS \ +; RUN: --implicit-check-not _foo + +; RUN: %lld -lSystem -export_dynamic %t/test.o %t/baz.o %t/regular.o -o %t/test.extdyn -save-temps +; RUN: llvm-dis < %t/test.extdyn.0.2.internalize.bc +; RUN: llvm-nm -m %t/test.extdyn | FileCheck %s --check-prefix=DYN-SYMS \ +; RUN: --implicit-check-not _foo + +;; Note that only foo() gets internalized here; everything else that isn't +;; hidden must be exported. +; DYN: @comm = common global +; DYN: @comm_hide = internal global +; DYN: define void @main() +; DYN: define void @bar() +; DYN: define internal void @foo() +; DYN: define void @used_in_regular_obj() +; DYN: define void @baz() + +; DYN-SYMS-DAG: (__TEXT,__text) external _bar +; DYN-SYMS-DAG: (__TEXT,__text) external _baz +; DYN-SYMS-DAG: (__DATA,__common) external _comm +; DYN-SYMS-DAG: (__TEXT,__text) external _main +; DYN-SYMS-DAG: (__TEXT,__text) external _used_in_regular_obj + ;--- test.s target triple = "x86_64-apple-macosx10.15.0" target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" +;; Common symbols are always external. +@comm = common global i8 0, align 1 +@comm_hide = common hidden global i8 0, align 1 + declare void @baz() define void @main() { |