ld/testsuite/ld-x86-64/tlspic1.s

   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         .byte   0x66
  45         leaq    sg1@tlsgd(%rip), %rdi
  46         .word   0x6666
  47         rex64
  48         call    __tls_get_addr@plt
  49         nop;nop;nop;nop
  50
  51         /* GD -> IE because variable is referenced through IE too */
  52         .byte   0x66
  53         leaq    sg2@tlsgd(%rip), %rdi
  54         .word   0x6666
  55         rex64
  56         call    __tls_get_addr@plt
  57         nop;nop;nop;nop
  58
  59         /* GD against local variable */
  60         .byte   0x66
  61         leaq    sl1@tlsgd(%rip), %rdi
  62         .word   0x6666
  63         rex64
  64         call    __tls_get_addr@plt
  65         nop;nop;nop;nop
  66
  67         /* GD -> IE against local variable referenced through IE too */
  68         .byte   0x66
  69         leaq    sl2@tlsgd(%rip), %rdi
  70         .word   0x6666
  71         rex64
  72         call    __tls_get_addr@plt
  73         nop;nop;nop;nop
  74
  75         /* GD against hidden and local variable */
  76         .byte   0x66
  77         leaq    sh1@tlsgd(%rip), %rdi
  78         .word   0x6666
  79         rex64
  80         call    __tls_get_addr@plt
  81         nop;nop;nop;nop
  82
  83         /* GD -> IE against hidden and local variable referenced through
  84            IE too */
  85         .byte   0x66
  86         leaq    sh2@tlsgd(%rip), %rdi
  87         .word   0x6666
  88         rex64
  89         call    __tls_get_addr@plt
  90         nop;nop;nop;nop
  91
  92         /* GD against hidden but not local variable */
  93         .byte   0x66
  94         leaq    sH1@tlsgd(%rip), %rdi
  95         .word   0x6666
  96         rex64
  97         call    __tls_get_addr@plt
  98         nop;nop;nop;nop
  99
 100         /* GD -> IE against hidden but not local variable referenced through
 101            IE too */
 102         .byte   0x66
 103         leaq    sH2@tlsgd(%rip), %rdi
 104         .word   0x6666
 105         rex64
 106         call    __tls_get_addr@plt
 107         nop;nop;nop;nop
 108
 109         /* LD */
 110         leaq    sl1@tlsld(%rip), %rdi
 111         call    __tls_get_addr@plt
 112         nop;nop
 113         leaq    sl1@dtpoff(%rax), %rdx
 114         nop;nop
 115         leaq    2+sl2@dtpoff(%rax), %r9
 116         nop;nop;nop;nop
 117
 118         /* LD against hidden and local variables */
 119         leaq    sh1@tlsld(%rip), %rdi
 120         call    __tls_get_addr@plt
 121         nop;nop
 122         leaq    sh1@dtpoff(%rax), %rdx
 123         nop;nop
 124         leaq    sh2@dtpoff+3(%rax), %rcx
 125         nop;nop;nop;nop
 126
 127         /* LD against hidden but not local variables */
 128         leaq    sH1@tlsld(%rip), %rdi
 129         call    __tls_get_addr@plt
 130         nop;nop
 131         leaq    sH1@dtpoff(%rax), %r12
 132         nop;nop
 133         leaq    sH2@dtpoff+1(%rax), %rcx
 134         nop;nop
 135
 136         /* IE against global var  */
 137         movq    %fs:0, %rcx
 138         nop;nop
 139         addq    sg2@gottpoff(%rip), %rcx
 140         nop;nop;nop;nop
 141
 142         /* IE against local var  */
 143         movq    %fs:0, %r14
 144         nop;nop
 145         addq    sl2@gottpoff(%rip), %r14
 146         nop;nop;nop;nop
 147
 148         /* IE against hidden and local var  */
 149         movq    %fs:0, %rcx
 150         nop;nop
 151         addq    sh2@gottpoff(%rip), %rcx
 152         nop;nop;nop;nop
 153
 154         /* IE against hidden but not local var  */
 155         movq    %fs:0, %rcx
 156         nop;nop
 157         addq    sH2@gottpoff(%rip), %rcx
 158         nop;nop;nop;nop
 159
 160         /* Direct access through %fs  */
 161
 162         /* IE against global var  */
 163         movq    sg5@gottpoff(%rip), %rcx
 164         nop;nop
 165         movq    %fs:(%rcx), %rdx
 166         nop;nop;nop;nop
 167
 168         /* IE against local var  */
 169         movq    sl5@gottpoff(%rip), %r10
 170         nop;nop
 171         movq    %fs:(%r10), %r12
 172         nop;nop;nop;nop
 173
 174         /* IE against hidden and local var  */
 175         movq    sh5@gottpoff(%rip), %rdx
 176         nop;nop
 177         movq    %fs:(%rdx), %rdx
 178         nop;nop;nop;nop
 179
 180         /* IE against hidden but not local var  */
 181         movq    sH5@gottpoff(%rip), %rcx
 182         nop;nop
 183         movq    %fs:(%rcx), %rdx
 184         nop;nop;nop;nop
 185
 186 1:      movabsq $_GLOBAL_OFFSET_TABLE_-1b, %r11
 187         pushq   %rbx
 188         pushq   %rbx
 189         leaq    1b(%rip), %rbx
 190         addq    %r11, %rbx
 191         nop;nop;nop;nop
 192
 193         /* -mcmodel=large sequences  */
 194
 195         /* -mcmodel=large GD  */
 196         leaq    sg1@tlsgd(%rip), %rdi
 197         movabsq $__tls_get_addr@pltoff, %rax
 198         addq    %rbx, %rax
 199         call    *%rax
 200         nop;nop;nop;nop
 201
 202         /* -mcmodel=large GD -> IE because variable is referenced through IE too */
 203         leaq    sg2@tlsgd(%rip), %rdi
 204         movabsq $__tls_get_addr@pltoff, %rax
 205         addq    %rbx, %rax
 206         call    *%rax
 207         nop;nop;nop;nop
 208
 209         /* -mcmodel=large GD against local variable */
 210         leaq    sl1@tlsgd(%rip), %rdi
 211         movabsq $__tls_get_addr@pltoff, %rax
 212         addq    %rbx, %rax
 213         call    *%rax
 214         nop;nop;nop;nop
 215
 216         /* -mcmodel=large GD -> IE against local variable referenced through IE too */
 217         leaq    sl2@tlsgd(%rip), %rdi
 218         movabsq $__tls_get_addr@pltoff, %rax
 219         addq    %rbx, %rax
 220         call    *%rax
 221         nop;nop;nop;nop
 222
 223         /* -mcmodel=large GD against hidden and local variable */
 224         leaq    sh1@tlsgd(%rip), %rdi
 225         movabsq $__tls_get_addr@pltoff, %rax
 226         addq    %rbx, %rax
 227         call    *%rax
 228         nop;nop;nop;nop
 229
 230         /* -mcmodel=large GD -> IE against hidden and local variable referenced through
 231            IE too */
 232         leaq    sh2@tlsgd(%rip), %rdi
 233         movabsq $__tls_get_addr@pltoff, %rax
 234         addq    %rbx, %rax
 235         call    *%rax
 236         nop;nop;nop;nop
 237
 238         /* -mcmodel=large GD against hidden but not local variable */
 239         leaq    sH1@tlsgd(%rip), %rdi
 240         movabsq $__tls_get_addr@pltoff, %rax
 241         addq    %rbx, %rax
 242         call    *%rax
 243         nop;nop;nop;nop
 244
 245         /* -mcmodel=large GD -> IE against hidden but not local variable referenced through
 246            IE too */
 247         leaq    sH2@tlsgd(%rip), %rdi
 248         movabsq $__tls_get_addr@pltoff, %rax
 249         addq    %rbx, %rax
 250         call    *%rax
 251         nop;nop;nop;nop
 252
 253         /* -mcmodel=large LD */
 254         leaq    sl1@tlsld(%rip), %rdi
 255         movabsq $__tls_get_addr@pltoff, %rax
 256         addq    %rbx, %rax
 257         call    *%rax
 258         nop;nop
 259         leaq    sl1@dtpoff(%rax), %rdx
 260         nop;nop
 261         leaq    2+sl2@dtpoff(%rax), %r9
 262         nop;nop;nop;nop
 263
 264         /* -mcmodel=large LD against hidden and local variables */
 265         leaq    sh1@tlsld(%rip), %rdi
 266         movabsq $__tls_get_addr@pltoff, %rax
 267         addq    %rbx, %rax
 268         call    *%rax
 269         nop;nop
 270         leaq    sh1@dtpoff(%rax), %rdx
 271         nop;nop
 272         leaq    sh2@dtpoff+3(%rax), %rcx
 273         nop;nop;nop;nop
 274
 275         /* -mcmodel=large LD against hidden but not local variables */
 276         leaq    sH1@tlsld(%rip), %rdi
 277         movabsq $__tls_get_addr@pltoff, %rax
 278         addq    %rbx, %rax
 279         call    *%rax
 280         nop;nop
 281         leaq    sH1@dtpoff(%rax), %r12
 282         nop;nop
 283         leaq    sH2@dtpoff+1(%rax), %rcx
 284         nop;nop;nop;nop
 285
 286         popq    %rbx
 287         popq    %rbx
 288
 289         leave
 290         ret