llvm-project/lld/test/MachO/objc-classrefs-dedup.s

54 lines
1.5 KiB
ArmAsm

# REQUIRES: x86
# RUN: rm -rf %t; split-file %s %t
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/defs.s -o %t/defs.o
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/refs1.s -o %t/refs1.o
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/refs2.s -o %t/refs2.o
# RUN: %lld -lSystem -dylib %t/defs.o -o %t/libdefs.dylib
# RUN: %lld -lSystem -dylib --icf=all %t/refs1.o %t/refs2.o %t/libdefs.dylib -o %t/out
# RUN: llvm-objdump --macho --section-headers --bind %t/out | FileCheck %s \
# RUN: --implicit-check-not __objc_classrefs
## Check that we only have 3 (unique) entries
# CHECK: Sections:
# CHECK-NEXT: Idx Name Size
# CHECK: __objc_classrefs 00000018
## And only two binds
# CHECK: Bind table:
# CHECK-NEXT: segment section address type addend dylib symbol
# CHECK-DAG: __DATA __objc_classrefs {{.*}} pointer 0 libdefs _OBJC_CLASS_$_Bar
# CHECK-DAG: __DATA __objc_classrefs {{.*}} pointer 0 libdefs _OBJC_CLASS_$_Foo
#--- defs.s
.globl _OBJC_CLASS_$_Foo, _OBJC_CLASS_$_Bar
.section __DATA,__objc_data
_OBJC_CLASS_$_Foo:
.quad 123
_OBJC_CLASS_$_Bar:
.quad 456
.subsections_via_symbols
#--- refs1.s
.globl _OBJC_CLASS_$_Baz
.section __DATA,__objc_data
_OBJC_CLASS_$_Baz:
.quad 789
.section __DATA,__objc_classrefs
.quad _OBJC_CLASS_$_Foo
.quad _OBJC_CLASS_$_Bar
.quad _OBJC_CLASS_$_Baz
.quad _OBJC_CLASS_$_Baz
.subsections_via_symbols
#--- refs2.s
.section __DATA,__objc_classrefs
.quad _OBJC_CLASS_$_Foo
.quad _OBJC_CLASS_$_Bar
.subsections_via_symbols