1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
## Check simple RAM-only memory region.
# RUN: echo "MEMORY { ram (rwx) : ORIGIN = 0x8000, LENGTH = 256K } \
# RUN: SECTIONS { \
# RUN: .text : { *(.text) } > ram \
# RUN: .data : { *(.data) } > ram \
# RUN: }" > %t.script
# RUN: ld.lld -o %t1 --script %t.script %t
# RUN: llvm-objdump -section-headers %t1 | FileCheck -check-prefix=RAM %s
# RAM: 1 .text 00000001 0000000000008000 TEXT DATA
# RAM-NEXT: 2 .data 00001000 0000000000008001 DATA
## Check RAM and ROM memory regions.
# RUN: echo "MEMORY { \
# RUN: ram (rwx) : ORIGIN = 0, LENGTH = 1024M \
# RUN: rom (rx) : org = (0x80 * 0x1000 * 0x1000), len = 64M \
# RUN: } \
# RUN: SECTIONS { \
# RUN: .text : { *(.text) } > rom \
# RUN: .data : { *(.data) } > ram \
# RUN: }" > %t.script
# RUN: ld.lld -o %t1 --script %t.script %t
# RUN: llvm-objdump -section-headers %t1 | FileCheck -check-prefix=RAMROM %s
# RAMROM: 1 .text 00000001 0000000080000000 TEXT DATA
# RAMROM-NEXT: 2 .data 00001000 0000000000000000 DATA
## Check memory region placement by attributes.
# RUN: echo "MEMORY { \
# RUN: ram (!rx) : ORIGIN = 0, LENGTH = 1024M \
# RUN: rom (rx) : o = 0x80000000, l = 64M \
# RUN: } \
# RUN: SECTIONS { \
# RUN: .text : { *(.text) } \
# RUN: .data : { *(.data) } > ram \
# RUN: }" > %t.script
# RUN: ld.lld -o %t1 --script %t.script %t
# RUN: llvm-objdump -section-headers %t1 | FileCheck -check-prefix=ATTRS %s
# ATTRS: 1 .text 00000001 0000000080000000 TEXT DATA
# ATTRS: 2 .data 00001000 0000000000000000 DATA
## Check bad `ORIGIN`.
# RUN: echo "MEMORY { ram (rwx) : XYZ = 0x8000 } }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR1 %s
# ERR1: {{.*}}.script:1: expected one of: ORIGIN, org, or o
## Check bad `LENGTH`.
# RUN: echo "MEMORY { ram (rwx) : ORIGIN = 0x8000, XYZ = 256K } }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR2 %s
# ERR2: {{.*}}.script:1: expected one of: LENGTH, len, or l
## Check duplicate regions.
# RUN: echo "MEMORY { ram (rwx) : o = 8, l = 256K ram (rx) : o = 0, l = 256K }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR3 %s
# ERR3: {{.*}}.script:1: region 'ram' already defined
## Check no region available.
# RUN: echo "MEMORY { ram (!rx) : ORIGIN = 0x8000, LENGTH = 256K } \
# RUN: SECTIONS { \
# RUN: .text : { *(.text) } \
# RUN: .data : { *(.data) } > ram \
# RUN: }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR4 %s
# ERR4: {{.*}}: no memory region specified for section '.text'
## Check undeclared region.
# RUN: echo "SECTIONS { .text : { *(.text) } > ram }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR5 %s
# ERR5: {{.*}}: memory region 'ram' not declared
## Check region overflow.
# RUN: echo "MEMORY { ram (rwx) : ORIGIN = 0, LENGTH = 2K } \
# RUN: SECTIONS { \
# RUN: .text : { *(.text) } > ram \
# RUN: .data : { *(.data) } > ram \
# RUN: }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR6 %s
# ERR6: {{.*}}: section '.data' will not fit in region 'ram': overflowed by 2049 bytes
## Check invalid region attributes.
# RUN: echo "MEMORY { ram (abc) : ORIGIN = 8000, LENGTH = 256K } }" > %t.script
# RUN: not ld.lld -o %t2 --script %t.script %t 2>&1 \
# RUN: | FileCheck -check-prefix=ERR7 %s
# ERR7: {{.*}}.script:1: invalid memory region attribute
.text
.global _start
_start:
nop
.data
b:
.long 1
.zero 4092
|
