1// RUN: llvm-mc -triple x86_64-apple-darwin10 %s -filetype=obj -o - | macho-dump --dump-section-data | FileCheck %s
2
3        .text
4
5// FIXME: llvm-mc doesn't handle this in a way we can make compatible with 'as',
6// currently, because of how we handle assembler variables.
7//
8// See <rdar://problem/7763719> improve handling of absolute symbols
9
10// _baz = 4
11
12_foo:
13        xorl %eax,%eax
14_g0:
15        xorl %eax,%eax
16L0:
17        jmp 4
18//        jmp _baz
19
20// FIXME: Darwin 'as' for historical reasons widens this jump, but doesn't emit
21// a relocation. It seems like 'as' widens any jump that is not to a temporary,
22// which is inherited from the x86_32 behavior, even though x86_64 could do
23// better.
24//        jmp _g0
25
26        jmp L0
27        jmp _g1
28
29// FIXME: Darwin 'as' gets this wrong as well, even though it could get it right
30// given the other things we do on x86_64. It is using a short jump here. This
31// is probably fallout of the hack that exists for x86_32.
32//        jmp L1
33
34// FIXME: We don't support this, and would currently get it wrong, it should be a jump to an absolute address.
35//        jmp L0 - _g0
36
37//        jmp _g1 - _g0
38// FIXME: Darwin 'as' comes up with 'SIGNED' here instead of 'BRANCH'.
39//        jmp _g1 - L1
40// FIXME: Darwin 'as' gets this completely wrong. It ends up with a single
41// branch relocation. Fallout from the other delta hack?
42//        jmp L1 - _g0
43
44        jmp _g2
45        jmp L2
46        jmp _g3
47        jmp L3
48// FIXME: Darwin 'as' gets this completely wrong. It ends up with a single
49// branch relocation. Fallout from the other delta hack?
50//        jmp L2 - _g3
51//        jmp _g3 - _g2
52// FIXME: Darwin 'as' comes up with 'SIGNED' here instead of 'BRANCH'.
53//        jmp _g3 - L3
54// FIXME: Darwin 'as' gets this completely wrong. It ends up with a single
55// branch relocation. Fallout from the other delta hack?
56//        jmp L3 - _g2
57
58        movl %eax,4(%rip)
59//        movl %eax,_baz(%rip)
60        movl %eax,_g0(%rip)
61        movl %eax,L0(%rip)
62        movl %eax,_g1(%rip)
63        movl %eax,L1(%rip)
64
65// FIXME: Darwin 'as' gets most of these wrong, and there is an ambiguity in ATT
66// syntax in what they should mean in the first place (absolute or
67// rip-relative address).
68//        movl %eax,L0 - _g0(%rip)
69//        movl %eax,_g1 - _g0(%rip)
70//        movl %eax,_g1 - L1(%rip)
71//        movl %eax,L1 - _g0(%rip)
72
73        movl %eax,_g2(%rip)
74        movl %eax,L2(%rip)
75        movl %eax,_g3(%rip)
76        movl %eax,L3(%rip)
77
78// FIXME: Darwin 'as' gets most of these wrong, and there is an ambiguity in ATT
79// syntax in what they should mean in the first place (absolute or
80// rip-relative address).
81//        movl %eax,L2 - _g2(%rip)
82//        movl %eax,_g3 - _g2(%rip)
83//        movl %eax,_g3 - L3(%rip)
84//        movl %eax,L3 - _g2(%rip)
85
86_g1:
87        xorl %eax,%eax
88L1:
89        xorl %eax,%eax
90
91        .data
92_g2:
93        xorl %eax,%eax
94L2:
95        .quad 4
96//        .quad _baz
97        .quad _g2
98        .quad L2
99        .quad _g3
100        .quad L3
101        .quad L2 - _g2
102        .quad _g3 - _g2
103        .quad L3 - _g2
104        .quad L3 - _g3
105
106        .quad _g0
107        .quad L0
108        .quad _g1
109        .quad L1
110        .quad L0 - _g0
111        .quad _g1 - _g0
112        .quad L1 - _g0
113        .quad L1 - _g1
114
115_g3:
116        xorl %eax,%eax
117L3:
118        xorl %eax,%eax
119
120// CHECK: ('cputype', 16777223)
121// CHECK: ('cpusubtype', 3)
122// CHECK: ('filetype', 1)
123// CHECK: ('num_load_commands', 3)
124// CHECK: ('load_commands_size', 336)
125// CHECK: ('flag', 0)
126// CHECK: ('reserved', 0)
127// CHECK: ('load_commands', [
128// CHECK:   # Load Command 0
129// CHECK:  (('command', 25)
130// CHECK:   ('size', 232)
131// CHECK:   ('segment_name', '\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
132// CHECK:   ('vm_addr', 0)
133// CHECK:   ('vm_size', 236)
134// CHECK:   ('file_offset', 368)
135// CHECK:   ('file_size', 236)
136// CHECK:   ('maxprot', 7)
137// CHECK:   ('initprot', 7)
138// CHECK:   ('num_sections', 2)
139// CHECK:   ('flags', 0)
140// CHECK:   ('sections', [
141// CHECK:     # Section 0
142// CHECK:    (('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
143// CHECK:     ('segment_name', '__TEXT\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
144// CHECK:     ('address', 0)
145// CHECK:     ('size', 94)
146// CHECK:     ('offset', 368)
147// CHECK:     ('alignment', 0)
148// CHECK:     ('reloc_offset', 604)
149// CHECK:     ('num_reloc', 12)
150// CHECK:     ('flags', 0x80000400)
151// CHECK:     ('reserved1', 0)
152// CHECK:     ('reserved2', 0)
153// CHECK:     ('reserved3', 0)
154// CHECK:    ),
155// CHECK:   ('_relocations', [
156
157// FIXME: Unfortunately, we do not get these relocations in exactly the same
158// order as Darwin 'as'. It turns out that 'as' *usually* ends up emitting
159// them in reverse address order, but sometimes it allocates some
160// additional relocations late so these end up precede the other entries. I
161// haven't figured out the exact criteria for this yet.
162
163// CHECK:     (('word-0', 0x56),
164// CHECK:      ('word-1', 0x1d000004)),
165// CHECK:     (('word-0', 0x50),
166// CHECK:      ('word-1', 0x1d000004)),
167// CHECK:     (('word-0', 0x4a),
168// CHECK:      ('word-1', 0x1d000003)),
169// CHECK:     (('word-0', 0x44),
170// CHECK:      ('word-1', 0x1d000003)),
171// CHECK:     (('word-0', 0x3e),
172// CHECK:      ('word-1', 0x1d000002)),
173// CHECK:     (('word-0', 0x38),
174// CHECK:      ('word-1', 0x1d000002)),
175// CHECK:     (('word-0', 0x20),
176// CHECK:      ('word-1', 0x2d000004)),
177// CHECK:     (('word-0', 0x1b),
178// CHECK:      ('word-1', 0x2d000004)),
179// CHECK:     (('word-0', 0x16),
180// CHECK:      ('word-1', 0x2d000003)),
181// CHECK:     (('word-0', 0x11),
182// CHECK:      ('word-1', 0x2d000003)),
183// CHECK:     (('word-0', 0xc),
184// CHECK:      ('word-1', 0x2d000002)),
185// CHECK:     (('word-0', 0x5),
186// CHECK:      ('word-1', 0x2d000000)),
187// CHECK:   ])
188// CHECK:     # Section 1
189// CHECK:    (('section_name', '__data\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
190// CHECK:     ('segment_name', '__DATA\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
191// CHECK:     ('address', 94)
192// CHECK:     ('size', 142)
193// CHECK:     ('offset', 462)
194// CHECK:     ('alignment', 0)
195// CHECK:     ('reloc_offset', 700)
196// CHECK:     ('num_reloc', 16)
197// CHECK:     ('flags', 0x400)
198// CHECK:     ('reserved1', 0)
199// CHECK:     ('reserved2', 0)
200// CHECK:     ('reserved3', 0)
201// CHECK:    ),
202// CHECK:   ('_relocations', [
203// CHECK:     # Relocation 0
204// CHECK:     (('word-0', 0x7a),
205// CHECK:      ('word-1', 0x5e000001)),
206// CHECK:     # Relocation 1
207// CHECK:     (('word-0', 0x7a),
208// CHECK:      ('word-1', 0xe000002)),
209// CHECK:     # Relocation 2
210// CHECK:     (('word-0', 0x72),
211// CHECK:      ('word-1', 0x5e000001)),
212// CHECK:     # Relocation 3
213// CHECK:     (('word-0', 0x72),
214// CHECK:      ('word-1', 0xe000002)),
215// CHECK:     # Relocation 4
216// CHECK:     (('word-0', 0x62),
217// CHECK:      ('word-1', 0xe000002)),
218// CHECK:     # Relocation 5
219// CHECK:     (('word-0', 0x5a),
220// CHECK:      ('word-1', 0xe000002)),
221// CHECK:     # Relocation 6
222// CHECK:     (('word-0', 0x52),
223// CHECK:      ('word-1', 0xe000001)),
224// CHECK:     # Relocation 7
225// CHECK:     (('word-0', 0x4a),
226// CHECK:      ('word-1', 0xe000001)),
227// CHECK:     # Relocation 8
228// CHECK:     (('word-0', 0x3a),
229// CHECK:      ('word-1', 0x5e000003)),
230// CHECK:     # Relocation 9
231// CHECK:     (('word-0', 0x3a),
232// CHECK:      ('word-1', 0xe000004)),
233// CHECK:     # Relocation 10
234// CHECK:     (('word-0', 0x32),
235// CHECK:      ('word-1', 0x5e000003)),
236// CHECK:     # Relocation 11
237// CHECK:     (('word-0', 0x32),
238// CHECK:      ('word-1', 0xe000004)),
239// CHECK:     # Relocation 12
240// CHECK:     (('word-0', 0x22),
241// CHECK:      ('word-1', 0xe000004)),
242// CHECK:     # Relocation 13
243// CHECK:     (('word-0', 0x1a),
244// CHECK:      ('word-1', 0xe000004)),
245// CHECK:     # Relocation 14
246// CHECK:     (('word-0', 0x12),
247// CHECK:      ('word-1', 0xe000003)),
248// CHECK:     # Relocation 15
249// CHECK:     (('word-0', 0xa),
250// CHECK:      ('word-1', 0xe000003)),
251// CHECK:   ])
252// CHECK:   ])
253// CHECK:  ),
254// CHECK:   # Load Command 1
255// CHECK:  (('command', 2)
256// CHECK:   ('size', 24)
257// CHECK:   ('symoff', 828)
258// CHECK:   ('nsyms', 5)
259// CHECK:   ('stroff', 908)
260// CHECK:   ('strsize', 24)
261// CHECK:   ('_string_data', '\x00_foo\x00_g0\x00_g1\x00_g2\x00_g3\x00\x00\x00')
262// CHECK:   ('_symbols', [
263// CHECK:     # Symbol 0
264// CHECK:    (('n_strx', 1)
265// CHECK:     ('n_type', 0xe)
266// CHECK:     ('n_sect', 1)
267// CHECK:     ('n_desc', 0)
268// CHECK:     ('n_value', 0)
269// CHECK:     ('_string', '_foo')
270// CHECK:    ),
271// CHECK:     # Symbol 1
272// CHECK:    (('n_strx', 6)
273// CHECK:     ('n_type', 0xe)
274// CHECK:     ('n_sect', 1)
275// CHECK:     ('n_desc', 0)
276// CHECK:     ('n_value', 2)
277// CHECK:     ('_string', '_g0')
278// CHECK:    ),
279// CHECK:     # Symbol 2
280// CHECK:    (('n_strx', 10)
281// CHECK:     ('n_type', 0xe)
282// CHECK:     ('n_sect', 1)
283// CHECK:     ('n_desc', 0)
284// CHECK:     ('n_value', 90)
285// CHECK:     ('_string', '_g1')
286// CHECK:    ),
287// CHECK:     # Symbol 3
288// CHECK:    (('n_strx', 14)
289// CHECK:     ('n_type', 0xe)
290// CHECK:     ('n_sect', 2)
291// CHECK:     ('n_desc', 0)
292// CHECK:     ('n_value', 94)
293// CHECK:     ('_string', '_g2')
294// CHECK:    ),
295// CHECK:     # Symbol 4
296// CHECK:    (('n_strx', 18)
297// CHECK:     ('n_type', 0xe)
298// CHECK:     ('n_sect', 2)
299// CHECK:     ('n_desc', 0)
300// CHECK:     ('n_value', 232)
301// CHECK:     ('_string', '_g3')
302// CHECK:    ),
303// CHECK:   ])
304// CHECK:  ),
305// CHECK:   # Load Command 2
306// CHECK:  (('command', 11)
307// CHECK:   ('size', 80)
308// CHECK:   ('ilocalsym', 0)
309// CHECK:   ('nlocalsym', 5)
310// CHECK:   ('iextdefsym', 5)
311// CHECK:   ('nextdefsym', 0)
312// CHECK:   ('iundefsym', 5)
313// CHECK:   ('nundefsym', 0)
314// CHECK:   ('tocoff', 0)
315// CHECK:   ('ntoc', 0)
316// CHECK:   ('modtaboff', 0)
317// CHECK:   ('nmodtab', 0)
318// CHECK:   ('extrefsymoff', 0)
319// CHECK:   ('nextrefsyms', 0)
320// CHECK:   ('indirectsymoff', 0)
321// CHECK:   ('nindirectsyms', 0)
322// CHECK:   ('extreloff', 0)
323// CHECK:   ('nextrel', 0)
324// CHECK:   ('locreloff', 0)
325// CHECK:   ('nlocrel', 0)
326// CHECK:   ('_indirect_symbols', [
327// CHECK:   ])
328// CHECK:  ),
329// CHECK: ])
330