projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| e2cbcd91 L |
1 | /* Force .data aligned to 4K, so that .got very likely gets at |
| 2 | 0x5021a0 (0x60 bytes .tdata and 0x140 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 0x401000. */ | |
| 34 | .text | |
| 35 | .balign 4096 | |
| 36 | .globl fn2 | |
| 37 | .type fn2,@function | |
| 38 | fn2: | |
| 39 | pushq %rbp | |
| 40 | movq %rsp, %rbp | |
| 41 | ||
| 42 | /* GD -> IE because variable is not defined in executable */ | |
| 43 | .byte 0x66 | |
| 44 | leaq sG1@tlsgd(%rip), %rdi | |
| 45 | .byte 0x66 | |
| 46 | rex64 | |
| 47 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 48 | nop;nop;nop;nop | |
| 49 | ||
| 50 | /* GD -> IE because variable is not defined in executable where | |
| 51 | the variable is referenced through IE too */ | |
| 52 | .byte 0x66 | |
| 53 | leaq sG2@tlsgd(%rip), %rdi | |
| 54 | .byte 0x66 | |
| 55 | rex64 | |
| 56 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 57 | nop;nop;nop;nop | |
| 58 | ||
| 59 | /* GD -> LE with global variable defined in executable */ | |
| 60 | .byte 0x66 | |
| 61 | leaq sg1@tlsgd(%rip), %rdi | |
| 62 | .byte 0x66 | |
| 63 | rex64 | |
| 64 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 65 | nop;nop;nop;nop | |
| 66 | ||
| 67 | /* GD -> LE with local variable defined in executable */ | |
| 68 | .byte 0x66 | |
| 69 | leaq sl1@tlsgd(%rip), %rdi | |
| 70 | .byte 0x66 | |
| 71 | rex64 | |
| 72 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 73 | nop;nop;nop;nop | |
| 74 | ||
| 75 | /* GD -> LE with hidden variable defined in executable */ | |
| 76 | .byte 0x66 | |
| 77 | leaq sh1@tlsgd(%rip), %rdi | |
| 78 | .byte 0x66 | |
| 79 | rex64 | |
| 80 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 81 | nop;nop;nop;nop | |
| 82 | ||
| 83 | /* LD -> LE */ | |
| 84 | leaq sl1@tlsld(%rip), %rdi | |
| 85 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 86 | nop;nop | |
| 87 | leaq 1+sl1@dtpoff(%rax), %rdx | |
| 88 | nop;nop | |
| 89 | leaq sl2@dtpoff+2(%rax), %r9 | |
| 90 | nop;nop;nop;nop | |
| 91 | ||
| 92 | /* LD -> LE against hidden variables */ | |
| 93 | leaq sh1@tlsld(%rip), %rdi | |
| 94 | call *__tls_get_addr@GOTPCREL(%rip) | |
| 95 | nop;nop | |
| 96 | leaq sh1@dtpoff(%rax), %rdx | |
| 97 | nop;nop | |
| 98 | leaq 3+sh2@dtpoff(%rax), %rcx | |
| 99 | nop;nop;nop;nop | |
| 100 | ||
| 101 | /* IE against global var */ | |
| 102 | movq %fs:0, %r9 | |
| 103 | nop;nop | |
| 104 | addq sG2@gottpoff(%rip), %r9 | |
| 105 | nop;nop;nop;nop | |
| 106 | ||
| 107 | /* IE -> LE against global var defined in exec */ | |
| 108 | movq %fs:0, %r10 | |
| 109 | nop;nop | |
| 110 | addq sg1@gottpoff(%rip), %r10 | |
| 111 | nop;nop;nop;nop | |
| 112 | ||
| 113 | /* IE -> LE against local var */ | |
| 114 | movq %fs:0, %rax | |
| 115 | nop;nop | |
| 116 | addq sl1@gottpoff(%rip), %rax | |
| 117 | nop;nop;nop;nop | |
| 118 | ||
| 119 | /* IE -> LE against hidden var */ | |
| 120 | movq %fs:0, %rcx | |
| 121 | nop;nop | |
| 122 | addq sh1@gottpoff(%rip), %rcx | |
| 123 | nop;nop;nop;nop | |
| 124 | ||
| 125 | /* Direct access through %fs */ | |
| 126 | ||
| 127 | /* IE against global var */ | |
| 128 | movq sG5@gottpoff(%rip), %rcx | |
| 129 | nop;nop | |
| 130 | movq %fs:(%rcx), %rdx | |
| 131 | nop;nop;nop;nop | |
| 132 | ||
| 133 | /* IE->LE against local var */ | |
| 134 | movq sl5@gottpoff(%rip), %r11 | |
| 135 | nop;nop | |
| 136 | movq %fs:(%r11), %r12 | |
| 137 | nop;nop;nop;nop | |
| 138 | ||
| 139 | /* IE->LE against hidden var */ | |
| 140 | movq sh5@gottpoff(%rip), %rdx | |
| 141 | nop;nop | |
| 142 | movq %fs:(%rdx), %rdx | |
| 143 | nop;nop;nop;nop | |
| 144 | ||
| 145 | leave | |
| 146 | ret |