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Commit | Line | Data |
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67a4f2b7 AO |
1 | /* Force .data aligned to 4K, so .got very likely gets at 0x102190 |
2 | (0x60 bytes .tdata and 0x130 bytes .dynamic) */ | |
3 | .data | |
4 | .balign 4096 | |
5 | .section ".tdata", "awT", @progbits | |
6 | .globl sg1, sg2, sg3, sg4, sg5, sg6, sg7, sg8 | |
7 | .globl sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8 | |
8 | .hidden sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8 | |
9 | sg1: .long 17 | |
10 | sg2: .long 18 | |
11 | sg3: .long 19 | |
12 | sg4: .long 20 | |
13 | sg5: .long 21 | |
14 | sg6: .long 22 | |
15 | sg7: .long 23 | |
16 | sg8: .long 24 | |
17 | sl1: .long 65 | |
18 | sl2: .long 66 | |
19 | sl3: .long 67 | |
20 | sl4: .long 68 | |
21 | sl5: .long 69 | |
22 | sl6: .long 70 | |
23 | sl7: .long 71 | |
24 | sl8: .long 72 | |
25 | sh1: .long 257 | |
26 | sh2: .long 258 | |
27 | sh3: .long 259 | |
28 | sh4: .long 260 | |
29 | sh5: .long 261 | |
30 | sh6: .long 262 | |
31 | sh7: .long 263 | |
32 | sh8: .long 264 | |
33 | /* Force .text aligned to 4K, so it very likely gets at 0x1000. */ | |
34 | .text | |
35 | .balign 4096 | |
36 | .globl fn1 | |
37 | .type fn1,@function | |
38 | fn1: | |
39 | pushq %rbp | |
40 | movq %rsp, %rbp | |
41 | nop;nop;nop;nop | |
42 | ||
43 | /* GD */ | |
44 | leaq sg1@tlsdesc(%rip), %rax | |
45 | call *sg1@tlscall(%rax) | |
46 | nop;nop;nop;nop | |
47 | ||
48 | /* GD -> IE because variable is referenced through IE too */ | |
49 | leaq sg2@tlsdesc(%rip), %rax | |
50 | call *sg2@tlscall(%rax) | |
51 | nop;nop;nop;nop | |
52 | ||
53 | /* GD against local variable */ | |
54 | leaq sl1@tlsdesc(%rip), %rax | |
55 | call *sl1@tlscall(%rax) | |
56 | nop;nop;nop;nop | |
57 | ||
58 | /* GD -> IE against local variable referenced through IE too */ | |
59 | leaq sl2@tlsdesc(%rip), %rax | |
60 | call *sl2@tlscall(%rax) | |
61 | nop;nop;nop;nop | |
62 | ||
63 | /* GD against hidden and local variable */ | |
64 | leaq sh1@tlsdesc(%rip), %rax | |
65 | call *sh1@tlscall(%rax) | |
66 | nop;nop;nop;nop | |
67 | ||
68 | /* GD -> IE against hidden and local variable referenced through | |
69 | IE too */ | |
70 | leaq sh2@tlsdesc(%rip), %rax | |
71 | call *sh2@tlscall(%rax) | |
72 | nop;nop;nop;nop | |
73 | ||
74 | /* GD against hidden but not local variable */ | |
75 | leaq sH1@tlsdesc(%rip), %rax | |
76 | call *sH1@tlscall(%rax) | |
77 | nop;nop;nop;nop | |
78 | ||
79 | /* GD -> IE against hidden but not local variable referenced through | |
80 | IE too */ | |
81 | leaq sH2@tlsdesc(%rip), %rax | |
82 | call *sH2@tlscall(%rax) | |
83 | nop;nop;nop;nop | |
84 | ||
85 | /* LD */ | |
86 | leaq _TLS_MODULE_BASE_@tlsdesc(%rip), %rax | |
87 | call *_TLS_MODULE_BASE_@tlscall(%rax) | |
88 | nop;nop | |
89 | leaq sl1@dtpoff(%rax), %rdx | |
90 | nop;nop | |
91 | leaq 2+sl2@dtpoff(%rax), %r9 | |
92 | nop;nop;nop;nop | |
93 | ||
94 | /* LD against hidden and local variables */ | |
95 | leaq sh1@dtpoff(%rax), %rdx | |
96 | nop;nop | |
97 | leaq sh2@dtpoff+3(%rax), %rcx | |
98 | nop;nop;nop;nop | |
99 | ||
100 | /* LD against hidden but not local variables */ | |
101 | leaq sH1@dtpoff(%rax), %r12 | |
102 | nop;nop | |
103 | leaq sH2@dtpoff+1(%rax), %rcx | |
104 | nop;nop | |
105 | ||
106 | /* IE against global var */ | |
107 | movq %fs:0, %rcx | |
108 | nop;nop | |
109 | addq sg2@gottpoff(%rip), %rcx | |
110 | nop;nop;nop;nop | |
111 | ||
112 | /* IE against local var */ | |
113 | movq %fs:0, %r14 | |
114 | nop;nop | |
115 | addq sl2@gottpoff(%rip), %r14 | |
116 | nop;nop;nop;nop | |
117 | ||
118 | /* IE against hidden and local var */ | |
119 | movq %fs:0, %rcx | |
120 | nop;nop | |
121 | addq sh2@gottpoff(%rip), %rcx | |
122 | nop;nop;nop;nop | |
123 | ||
124 | /* IE against hidden but not local var */ | |
125 | movq %fs:0, %rcx | |
126 | nop;nop | |
127 | addq sH2@gottpoff(%rip), %rcx | |
128 | nop;nop;nop;nop | |
129 | ||
130 | /* Direct access through %fs */ | |
131 | ||
132 | /* IE against global var */ | |
133 | movq sg5@gottpoff(%rip), %rcx | |
134 | nop;nop | |
135 | movq %fs:(%rcx), %rdx | |
136 | nop;nop;nop;nop | |
137 | ||
138 | /* IE against local var */ | |
139 | movq sl5@gottpoff(%rip), %r10 | |
140 | nop;nop | |
141 | movq %fs:(%r10), %r12 | |
142 | nop;nop;nop;nop | |
143 | ||
144 | /* IE against hidden and local var */ | |
145 | movq sh5@gottpoff(%rip), %rdx | |
146 | nop;nop | |
147 | movq %fs:(%rdx), %rdx | |
148 | nop;nop;nop;nop | |
149 | ||
150 | /* IE against hidden but not local var */ | |
151 | movq sH5@gottpoff(%rip), %rcx | |
152 | nop;nop | |
153 | movq %fs:(%rcx), %rdx | |
154 | nop;nop;nop;nop | |
155 | ||
156 | leave | |
157 | ret |