xref: /llvm-project/lld/test/MachO/objc-category-merging-swift.s (revision 89a1f144f3890d9bd8ab30537b36f8c18038719b) 
1# REQUIRES: aarch64
2# RUN: rm -rf %t; mkdir %t && cd %t
3
4############ Test merging multiple categories into a single category ############
5## Apply category merging to swiftc code just make sure we can handle addends
6## and don't erase category names for swift -- in order to not crash
7# RUN: llvm-mc -filetype=obj -triple=arm64-apple-macos -o cat_swift.o %s
8# RUN: %lld -arch arm64 -dylib -o cat_swift.dylib cat_swift.o -objc_category_merging -no_objc_relative_method_lists
9# RUN: llvm-objdump --objc-meta-data --macho cat_swift.dylib | FileCheck %s --check-prefixes=CHECK-MERGE
10
11; CHECK-MERGE:      Contents of (__DATA_CONST,__objc_classlist) section
12; CHECK-MERGE-NEXT: _$s11SimpleClassAACN
13; CHECK-MERGE-NEXT:            isa {{.+}} _OBJC_METACLASS_$__TtC11SimpleClass11SimpleClass
14; CHECK-MERGE-NEXT:     superclass 0x0
15; CHECK-MERGE-NEXT:          cache 0x0
16; CHECK-MERGE-NEXT:         vtable 0x0
17; CHECK-MERGE-NEXT:           data {{.+}} (struct class_ro_t *) Swift class
18; CHECK-MERGE-NEXT:                     flags 0x80
19; CHECK-MERGE-NEXT:             instanceStart 8
20; CHECK-MERGE-NEXT:              instanceSize 8
21; CHECK-MERGE-NEXT:                  reserved 0x0
22; CHECK-MERGE-NEXT:                ivarLayout 0x0
23; CHECK-MERGE-NEXT:                      name {{.+}} _TtC11SimpleClass11SimpleClass
24; CHECK-MERGE-NEXT:               baseMethods {{.+}} (struct method_list_t *)
25; CHECK-MERGE-NEXT:                    entsize 24
26; CHECK-MERGE-NEXT:                      count 3
27; CHECK-MERGE-NEXT:                       name {{.+}} categoryInstanceMethod
28; CHECK-MERGE-NEXT:                      types {{.+}} q16@0:8
29; CHECK-MERGE-NEXT:                        imp _$s11SimpleClassAAC22categoryInstanceMethodSiyFTo
30; CHECK-MERGE-NEXT:                       name {{.+}} baseClassInstanceMethod
31; CHECK-MERGE-NEXT:                      types {{.+}} i16@0:8
32; CHECK-MERGE-NEXT:                        imp _$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTo
33; CHECK-MERGE-NEXT:                       name {{.+}} init
34; CHECK-MERGE-NEXT:                      types {{.+}} @16@0:8
35; CHECK-MERGE-NEXT:                        imp _$s11SimpleClassAACABycfcTo
36; CHECK-MERGE-NEXT:             baseProtocols 0x0
37; CHECK-MERGE-NEXT:                     ivars 0x0
38; CHECK-MERGE-NEXT:            weakIvarLayout 0x0
39; CHECK-MERGE-NEXT:            baseProperties 0x0
40; CHECK-MERGE-NEXT: Meta Class
41; CHECK-MERGE-NEXT:            isa 0x0
42; CHECK-MERGE-NEXT:     superclass 0x0
43; CHECK-MERGE-NEXT:          cache 0x0
44; CHECK-MERGE-NEXT:         vtable 0x0
45; CHECK-MERGE-NEXT:           data {{.+}} (struct class_ro_t *)
46; CHECK-MERGE-NEXT:                     flags 0x81 RO_META
47; CHECK-MERGE-NEXT:             instanceStart 40
48; CHECK-MERGE-NEXT:              instanceSize 40
49; CHECK-MERGE-NEXT:                  reserved 0x0
50; CHECK-MERGE-NEXT:                ivarLayout 0x0
51; CHECK-MERGE-NEXT:                      name {{.+}} _TtC11SimpleClass11SimpleClass
52; CHECK-MERGE-NEXT:               baseMethods 0x0 (struct method_list_t *)
53; CHECK-MERGE-NEXT:             baseProtocols 0x0
54; CHECK-MERGE-NEXT:                     ivars 0x0
55; CHECK-MERGE-NEXT:            weakIvarLayout 0x0
56; CHECK-MERGE-NEXT:            baseProperties 0x0
57; CHECK-MERGE-NEXT: Contents of (__DATA_CONST,__objc_imageinfo) section
58; CHECK-MERGE-NEXT:   version 0
59; CHECK-MERGE-NEXT:     flags 0x740 OBJC_IMAGE_HAS_CATEGORY_CLASS_PROPERTIES Swift 5 or later
60
61;  ================== Generated from Swift: ==================
62;; > xcrun swiftc --version
63;; swift-driver version: 1.109.2 Apple Swift version 6.0 (swiftlang-6.0.0.3.300 clang-1600.0.20.10)
64;; > xcrun swiftc -S SimpleClass.swift -o SimpleClass.s
65; import Foundation
66; @objc class SimpleClass: NSObject {
67;     @objc func baseClassInstanceMethod() -> Int32 {
68;         return 2
69;     }
70; }
71; extension SimpleClass {
72;     @objc func categoryInstanceMethod() -> Int {
73;         return 3
74;     }
75; }
76
77;  ================== Generated from Swift: ==================
78	.section	__TEXT,__text,regular,pure_instructions
79	.build_version macos, 11, 0	sdk_version 12, 0
80	.globl	_main
81	.p2align	2
82_main:
83	.cfi_startproc
84	mov	w0, #0
85	ret
86	.cfi_endproc
87
88	.private_extern	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyF
89	.globl	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyF
90	.p2align	2
91_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyF:
92	.cfi_startproc
93	ret
94	.cfi_endproc
95
96	.p2align	2
97_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTo:
98	.cfi_startproc
99	ret
100	.cfi_endproc
101
102	.private_extern	_$s11SimpleClassAACABycfC
103	.globl	_$s11SimpleClassAACABycfC
104	.p2align	2
105_$s11SimpleClassAACABycfC:
106	.cfi_startproc
107	ret
108	.cfi_endproc
109
110	.private_extern	_$s11SimpleClassAACABycfc
111	.globl	_$s11SimpleClassAACABycfc
112	.p2align	2
113_$s11SimpleClassAACABycfc:
114	.cfi_startproc
115	ret
116	.cfi_endproc
117
118	.private_extern	_$s11SimpleClassAACMa
119	.globl	_$s11SimpleClassAACMa
120	.p2align	2
121_$s11SimpleClassAACMa:
122	ret
123
124	.p2align	2
125_$s11SimpleClassAACABycfcTo:
126	.cfi_startproc
127	ret
128	.cfi_endproc
129
130	.private_extern	_$s11SimpleClassAACfD
131	.globl	_$s11SimpleClassAACfD
132	.p2align	2
133_$s11SimpleClassAACfD:
134	.cfi_startproc
135	ret
136	.cfi_endproc
137
138	.private_extern	_$s11SimpleClassAAC22categoryInstanceMethodSiyF
139	.globl	_$s11SimpleClassAAC22categoryInstanceMethodSiyF
140	.p2align	2
141_$s11SimpleClassAAC22categoryInstanceMethodSiyF:
142	.cfi_startproc
143	ret
144	.cfi_endproc
145
146	.p2align	2
147_$s11SimpleClassAAC22categoryInstanceMethodSiyFTo:
148	.cfi_startproc
149	ret
150	.cfi_endproc
151
152	.section	__TEXT,__objc_methname,cstring_literals
153"L_selector_data(init)":
154	.asciz	"init"
155
156	.section	__DATA,__objc_selrefs,literal_pointers,no_dead_strip
157	.p2align	3, 0x0
158"L_selector(init)":
159	.quad	"L_selector_data(init)"
160
161	.section	__TEXT,__objc_methname,cstring_literals
162"L_selector_data(dealloc)":
163	.asciz	"dealloc"
164
165	.section	__DATA,__objc_selrefs,literal_pointers,no_dead_strip
166	.p2align	3, 0x0
167"L_selector(dealloc)":
168	.quad	"L_selector_data(dealloc)"
169
170	.section	__TEXT,__swift5_entry,regular,no_dead_strip
171	.p2align	2, 0x0
172l_entry_point:
173	.long	_main-l_entry_point
174	.long	0
175
176	.private_extern	_OBJC_METACLASS_$__TtC11SimpleClass11SimpleClass
177	.section	__DATA,__data
178	.globl	_OBJC_METACLASS_$__TtC11SimpleClass11SimpleClass
179	.p2align	3, 0x0
180_OBJC_METACLASS_$__TtC11SimpleClass11SimpleClass:
181	.quad	_OBJC_METACLASS_$_NSObject
182	.quad	_OBJC_METACLASS_$_NSObject
183	.quad	__objc_empty_cache
184	.quad	0
185	.quad	__METACLASS_DATA__TtC11SimpleClass11SimpleClass
186
187	.section	__TEXT,__cstring,cstring_literals
188	.p2align	4, 0x0
189l_.str.30._TtC11SimpleClass11SimpleClass:
190	.asciz	"_TtC11SimpleClass11SimpleClass"
191
192	.section	__DATA,__objc_const
193	.p2align	3, 0x0
194__METACLASS_DATA__TtC11SimpleClass11SimpleClass:
195	.long	129
196	.long	40
197	.long	40
198	.long	0
199	.quad	0
200	.quad	l_.str.30._TtC11SimpleClass11SimpleClass
201	.quad	0
202	.quad	0
203	.quad	0
204	.quad	0
205	.quad	0
206
207	.section	__TEXT,__objc_methname,cstring_literals
208"L_selector_data(baseClassInstanceMethod)":
209	.asciz	"baseClassInstanceMethod"
210
211	.section	__TEXT,__cstring,cstring_literals
212"l_.str.7.i16@0:8":
213	.asciz	"i16@0:8"
214
215"l_.str.7.@16@0:8":
216	.asciz	"@16@0:8"
217
218	.section	__DATA,__objc_data
219	.p2align	3, 0x0
220__INSTANCE_METHODS__TtC11SimpleClass11SimpleClass:
221	.long	24
222	.long	2
223	.quad	"L_selector_data(baseClassInstanceMethod)"
224	.quad	"l_.str.7.i16@0:8"
225	.quad	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTo
226	.quad	"L_selector_data(init)"
227	.quad	"l_.str.7.@16@0:8"
228	.quad	_$s11SimpleClassAACABycfcTo
229
230	.p2align	3, 0x0
231__DATA__TtC11SimpleClass11SimpleClass:
232	.long	128
233	.long	8
234	.long	8
235	.long	0
236	.quad	0
237	.quad	l_.str.30._TtC11SimpleClass11SimpleClass
238	.quad	__INSTANCE_METHODS__TtC11SimpleClass11SimpleClass
239	.quad	0
240	.quad	0
241	.quad	0
242	.quad	0
243
244	.section	__TEXT,__const
245l_.str.11.SimpleClass:
246	.asciz	"SimpleClass"
247
248	.private_extern	_$s11SimpleClassMXM
249	.section	__TEXT,__constg_swiftt
250	.globl	_$s11SimpleClassMXM
251	.weak_definition	_$s11SimpleClassMXM
252	.p2align	2, 0x0
253_$s11SimpleClassMXM:
254	.long	0
255	.long	0
256	.long	(l_.str.11.SimpleClass-_$s11SimpleClassMXM)-8
257
258	.private_extern	"_symbolic So8NSObjectC"
259	.section	__TEXT,__swift5_typeref
260	.globl	"_symbolic So8NSObjectC"
261	.weak_definition	"_symbolic So8NSObjectC"
262	.p2align	1, 0x0
263"_symbolic So8NSObjectC":
264	.ascii	"So8NSObjectC"
265	.byte	0
266
267	.private_extern	_$s11SimpleClassAACMn
268	.section	__TEXT,__constg_swiftt
269	.globl	_$s11SimpleClassAACMn
270	.p2align	2, 0x0
271_$s11SimpleClassAACMn:
272	.long	2147483728
273	.long	(_$s11SimpleClassMXM-_$s11SimpleClassAACMn)-4
274	.long	(l_.str.11.SimpleClass-_$s11SimpleClassAACMn)-8
275	.long	(_$s11SimpleClassAACMa-_$s11SimpleClassAACMn)-12
276	.long	(_$s11SimpleClassAACMF-_$s11SimpleClassAACMn)-16
277	.long	("_symbolic So8NSObjectC"-_$s11SimpleClassAACMn)-20
278	.long	3
279	.long	11
280	.long	1
281	.long	0
282	.long	10
283	.long	10
284	.long	1
285	.long	16
286	.long	(_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyF-_$s11SimpleClassAACMn)-56
287
288	.section	__DATA,__objc_data
289	.p2align	3, 0x0
290_$s11SimpleClassAACMf:
291	.quad	0
292	.quad	_$s11SimpleClassAACfD
293	.quad	_$sBOWV
294	.quad	_OBJC_METACLASS_$__TtC11SimpleClass11SimpleClass
295	.quad	_OBJC_CLASS_$_NSObject
296	.quad	__objc_empty_cache
297	.quad	0
298	.quad	__DATA__TtC11SimpleClass11SimpleClass+2
299	.long	0
300	.long	0
301	.long	8
302	.short	7
303	.short	0
304	.long	112
305	.long	24
306	.quad	_$s11SimpleClassAACMn
307	.quad	0
308	.quad	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyF
309
310	.private_extern	"_symbolic _____ 11SimpleClassAAC"
311	.section	__TEXT,__swift5_typeref
312	.globl	"_symbolic _____ 11SimpleClassAAC"
313	.weak_definition	"_symbolic _____ 11SimpleClassAAC"
314	.p2align	1, 0x0
315"_symbolic _____ 11SimpleClassAAC":
316	.byte	1
317	.long	(_$s11SimpleClassAACMn-"_symbolic _____ 11SimpleClassAAC")-1
318	.byte	0
319
320	.section	__TEXT,__swift5_fieldmd
321	.p2align	2, 0x0
322_$s11SimpleClassAACMF:
323	.long	"_symbolic _____ 11SimpleClassAAC"-_$s11SimpleClassAACMF
324	.long	("_symbolic So8NSObjectC"-_$s11SimpleClassAACMF)-4
325	.short	7
326	.short	12
327	.long	0
328
329	.section	__TEXT,__objc_methname,cstring_literals
330"L_selector_data(categoryInstanceMethod)":
331	.asciz	"categoryInstanceMethod"
332
333	.section	__TEXT,__cstring,cstring_literals
334"l_.str.7.q16@0:8":
335	.asciz	"q16@0:8"
336
337	.section	__DATA,__objc_data
338	.p2align	3, 0x0
339__CATEGORY_INSTANCE_METHODS__TtC11SimpleClass11SimpleClass_$_SimpleClass:
340	.long	24
341	.long	1
342	.quad	"L_selector_data(categoryInstanceMethod)"
343	.quad	"l_.str.7.q16@0:8"
344	.quad	_$s11SimpleClassAAC22categoryInstanceMethodSiyFTo
345
346	.section	__DATA,__objc_const
347	.p2align	3, 0x0
348__CATEGORY__TtC11SimpleClass11SimpleClass_$_SimpleClass:
349	.quad	l_.str.11.SimpleClass
350	.quad	_$s11SimpleClassAACMf+24
351	.quad	__CATEGORY_INSTANCE_METHODS__TtC11SimpleClass11SimpleClass_$_SimpleClass
352	.quad	0
353	.quad	0
354	.quad	0
355	.quad	0
356	.long	60
357	.space	4
358
359	.section	__TEXT,__swift5_types
360	.p2align	2, 0x0
361l_$s11SimpleClassAACHn:
362	.long	_$s11SimpleClassAACMn-l_$s11SimpleClassAACHn
363
364	.private_extern	___swift_reflection_version
365	.section	__TEXT,__const
366	.globl	___swift_reflection_version
367	.weak_definition	___swift_reflection_version
368	.p2align	1, 0x0
369___swift_reflection_version:
370	.short	3
371
372	.section	__DATA,__objc_classlist,regular,no_dead_strip
373	.p2align	3, 0x0
374_objc_classes_$s11SimpleClassAACN:
375	.quad	_$s11SimpleClassAACN
376
377	.section	__DATA,__objc_catlist,regular,no_dead_strip
378	.p2align	3, 0x0
379_objc_categories:
380	.quad	__CATEGORY__TtC11SimpleClass11SimpleClass_$_SimpleClass
381
382	.no_dead_strip	_main
383	.no_dead_strip	l_entry_point
384	.no_dead_strip	_$s11SimpleClassAACMF
385	.no_dead_strip	l_$s11SimpleClassAACHn
386	.no_dead_strip	___swift_reflection_version
387	.no_dead_strip	_objc_classes_$s11SimpleClassAACN
388	.no_dead_strip	_objc_categories
389	.section	__DATA,__objc_imageinfo,regular,no_dead_strip
390L_OBJC_IMAGE_INFO:
391	.long	0
392	.long	100665152
393
394	.globl	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTq
395	.private_extern	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTq
396	.alt_entry	_$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTq
397.set _$s11SimpleClassAAC04baseB14InstanceMethods5Int32VyFTq, _$s11SimpleClassAACMn+52
398	.globl	_$s11SimpleClassAACN
399	.private_extern	_$s11SimpleClassAACN
400	.alt_entry	_$s11SimpleClassAACN
401.set _$s11SimpleClassAACN, _$s11SimpleClassAACMf+24
402	.globl	_OBJC_CLASS_$__TtC11SimpleClass11SimpleClass
403	.private_extern	_OBJC_CLASS_$__TtC11SimpleClass11SimpleClass
404.subsections_via_symbols
405
406_OBJC_CLASS_$_NSObject:
407_OBJC_METACLASS_$_NSObject:
408__objc_empty_cache:
409_$sBOWV:
410  .quad 0
411