xref: /llvm-project/lld/test/MachO/literal-dedup.s (revision 2e5989e8140d408cb13181430f60b6adfbf49d43)
1# REQUIRES: x86
2# RUN: rm -rf %t; split-file %s %t
3# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o
4# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/qux.s -o %t/qux.o
5# RUN: %lld -dylib %t/test.o %t/qux.o -o %t/test
6# RUN: llvm-objdump --macho --section="__TEXT,__literals" --section="__DATA,ptrs" --syms %t/test | FileCheck %s
7# RUN: llvm-readobj --section-headers %t/test | FileCheck %s --check-prefix=HEADER
8
9# RUN: %lld -dylib -no_deduplicate %t/test.o %t/qux.o -o %t/test
10# RUN: llvm-objdump --macho --section="__TEXT,__literals" --section="__DATA,ptrs" --syms %t/test | FileCheck %s
11# RUN: llvm-readobj --section-headers %t/test | FileCheck %s --check-prefix=HEADER
12
13# CHECK:      Contents of (__TEXT,__literals) section
14# CHECK-NEXT: [[#%.16x,DEADBEEF16:]] ef be ad de ef be ad de ef be ad de ef be ad de
15# CHECK-NEXT: [[#%.16x,FEEDFACE16:]] ce fa ed fe ce fa ed fe ce fa ed fe ce fa ed fe
16# CHECK-NEXT: [[#%.16x,DEADBEEF8:]]  ef be ad de ef be ad de ce fa ed fe ce fa ed fe
17# CHECK-NEXT: [[#%.16x,DEADBEEF4:]]  ef be ad de ce fa ed fe
18# CHECK-NEXT: Contents of (__DATA,ptrs) section
19# CHECK-NEXT: 0000000000001000  0x[[#%x,DEADBEEF16]]
20# CHECK-NEXT: 0000000000001008  0x[[#%x,DEADBEEF16]]
21# CHECK-NEXT: 0000000000001010  0x[[#%x,FEEDFACE16]]
22# CHECK-NEXT: 0000000000001018  0x[[#%x,DEADBEEF16]]
23# CHECK-NEXT: 0000000000001020  0x[[#%x,DEADBEEF8]]
24# CHECK-NEXT: 0000000000001028  0x[[#%x,DEADBEEF8]]
25# CHECK-NEXT: 0000000000001030  0x[[#%x,DEADBEEF8 + 8]]
26# CHECK-NEXT: 0000000000001038  0x[[#%x,DEADBEEF8]]
27# CHECK-NEXT: 0000000000001040  0x[[#%x,DEADBEEF4]]
28# CHECK-NEXT: 0000000000001048  0x[[#%x,DEADBEEF4]]
29# CHECK-NEXT: 0000000000001050  0x[[#%x,DEADBEEF4 + 4]]
30# CHECK-NEXT: 0000000000001058  0x[[#%x,DEADBEEF4]]
31
32## Make sure the symbol addresses are correct too.
33# CHECK:     SYMBOL TABLE:
34# CHECK-DAG: [[#DEADBEEF16]] g     O __TEXT,__literals _qux16
35# CHECK-DAG: [[#DEADBEEF8]]  g     O __TEXT,__literals _qux8
36# CHECK-DAG: [[#DEADBEEF4]]  g     O __TEXT,__literals _qux4
37
38## Make sure we set the right alignment and flags.
39# HEADER:        Name: __literals
40# HEADER-NEXT:   Segment: __TEXT
41# HEADER-NEXT:   Address:
42# HEADER-NEXT:   Size:
43# HEADER-NEXT:   Offset:
44# HEADER-NEXT:   Alignment: 4
45# HEADER-NEXT:   RelocationOffset:
46# HEADER-NEXT:   RelocationCount: 0
47# HEADER-NEXT:   Type: Regular
48# HEADER-NEXT:   Attributes [ (0x0)
49# HEADER-NEXT:   ]
50# HEADER-NEXT:   Reserved1: 0x0
51# HEADER-NEXT:   Reserved2: 0x0
52# HEADER-NEXT:   Reserved3: 0x0
53
54#--- test.s
55.literal4
56.p2align 2
57L._foo4:
58  .long 0xdeadbeef
59L._bar4:
60  .long 0xdeadbeef
61L._baz4:
62  .long 0xfeedface
63
64.literal8
65L._foo8:
66  .quad 0xdeadbeefdeadbeef
67L._bar8:
68  .quad 0xdeadbeefdeadbeef
69L._baz8:
70  .quad 0xfeedfacefeedface
71
72.literal16
73L._foo16:
74  .quad 0xdeadbeefdeadbeef
75  .quad 0xdeadbeefdeadbeef
76L._bar16:
77  .quad 0xdeadbeefdeadbeef
78  .quad 0xdeadbeefdeadbeef
79L._baz16:
80  .quad 0xfeedfacefeedface
81  .quad 0xfeedfacefeedface
82
83.section __DATA,ptrs,literal_pointers
84.quad L._foo16
85.quad L._bar16
86.quad L._baz16
87.quad _qux16
88
89.quad L._foo8
90.quad L._bar8
91.quad L._baz8
92.quad _qux8
93
94.quad L._foo4
95.quad L._bar4
96.quad L._baz4
97.quad _qux4
98
99#--- qux.s
100.globl _qux4, _qux8, _qux16
101
102.literal4
103.p2align 2
104_qux4:
105  .long 0xdeadbeef
106
107.literal8
108_qux8:
109  .quad 0xdeadbeefdeadbeef
110
111.literal16
112_qux16:
113  .quad 0xdeadbeefdeadbeef
114  .quad 0xdeadbeefdeadbeef
115