projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 37e55690 JJ |
1 | /* Force .got aligned to 4K, so it very likely gets at 0x804a100 |
| 2 | (0x60 bytes .tdata and 0xa0 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 0x8049000. */ | |
| 34 | .text | |
| 35 | .balign 4096 | |
| 36 | .globl fn2 | |
| 37 | .type fn2,@function | |
| 38 | fn2: | |
| 39 | pushl %ebp | |
| 40 | movl %esp, %ebp | |
| 41 | pushl %ebx | |
| 42 | pushl %eax | |
| 43 | call 1f | |
| 44 | 1: popl %ebx | |
| 45 | addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx | |
| 46 | nop;nop;nop;nop | |
| 47 | ||
| 48 | /* GD -> IE because variable is not defined in executable */ | |
| 49 | leal sG1@tlsgd(,%ebx,1), %eax | |
| 50 | call ___tls_get_addr@plt | |
| 51 | nop;nop;nop;nop | |
| 52 | ||
| 53 | /* GD -> IE because variable is not defined in executable where | |
| 54 | the variable is referenced through @gottpoff too */ | |
| 55 | leal sG2@tlsgd(,%ebx,1), %eax | |
| 56 | call ___tls_get_addr@plt | |
| 57 | nop;nop;nop;nop | |
| 58 | ||
| 59 | /* GD -> IE because variable is not defined in executable where | |
| 60 | the variable is referenced through @gotntpoff too */ | |
| 61 | leal sG3@tlsgd(,%ebx,1), %eax | |
| 62 | call ___tls_get_addr@plt | |
| 63 | nop;nop;nop;nop | |
| 64 | ||
| 65 | /* GD -> IE because variable is not defined in executable where | |
| 66 | the variable is referenced through @gottpoff and @gotntpoff too */ | |
| 67 | leal sG4@tlsgd(,%ebx,1), %eax | |
| 68 | call ___tls_get_addr@plt | |
| 69 | nop;nop;nop;nop | |
| 70 | ||
| 71 | /* GD -> LE with global variable defined in executable */ | |
| 72 | leal sg1@tlsgd(,%ebx,1), %eax | |
| 73 | call ___tls_get_addr@plt | |
| 74 | nop;nop;nop;nop | |
| 75 | ||
| 76 | /* GD -> LE with local variable defined in executable */ | |
| 77 | leal sl1@tlsgd(,%ebx,1), %eax | |
| 78 | call ___tls_get_addr@plt | |
| 79 | nop;nop;nop;nop | |
| 80 | ||
| 81 | /* GD -> LE with hidden variable defined in executable */ | |
| 82 | leal sh1@tlsgd(,%ebx,1), %eax | |
| 83 | call ___tls_get_addr@plt | |
| 84 | nop;nop;nop;nop | |
| 85 | ||
| a45bb67d | 86 | /* LD -> LE */ |
| 37e55690 JJ |
87 | leal sl1@tlsldm(%ebx), %eax |
| 88 | call ___tls_get_addr@PLT | |
| 89 | nop;nop | |
| 90 | leal sl1@dtpoff(%eax), %edx | |
| 91 | nop;nop | |
| 92 | leal sl2@dtpoff(%eax), %ecx | |
| 93 | nop;nop;nop;nop | |
| 94 | ||
| a45bb67d | 95 | /* LD -> LE against hidden variables */ |
| 37e55690 JJ |
96 | leal sh1@tlsldm(%ebx), %eax |
| 97 | call ___tls_get_addr@PLT | |
| 98 | nop;nop | |
| 99 | leal sh1@dtpoff(%eax), %edx | |
| 100 | nop;nop | |
| 101 | leal sh2@dtpoff(%eax), %ecx | |
| 102 | nop;nop;nop;nop | |
| 103 | ||
| 104 | /* @gottpoff IE against global var */ | |
| 105 | movl %gs:0, %ecx | |
| 106 | nop;nop | |
| 107 | subl sG2@gottpoff(%ebx), %ecx | |
| 108 | nop;nop;nop;nop | |
| 109 | ||
| 110 | /* @gottpoff IE against global var */ | |
| 111 | movl %gs:0, %eax | |
| 112 | nop;nop | |
| 113 | subl sG4@gottpoff(%ebx), %eax | |
| 114 | nop;nop;nop;nop | |
| 115 | ||
| 116 | /* @gotntpoff IE against global var */ | |
| 117 | movl %gs:0, %ecx | |
| 118 | nop;nop | |
| 119 | addl sG3@gotntpoff(%ebx), %ecx | |
| 120 | nop;nop;nop;nop | |
| 121 | ||
| 122 | /* @gotntpoff IE against global var */ | |
| 123 | movl %gs:0, %eax | |
| 124 | nop;nop | |
| 125 | addl sG4@gotntpoff(%ebx), %eax | |
| 126 | nop;nop;nop;nop | |
| 127 | ||
| 128 | /* @gottpoff IE -> LE against global var defined in exec */ | |
| 129 | movl %gs:0, %ecx | |
| 130 | nop;nop | |
| 131 | subl sg1@gottpoff(%ebx), %ecx | |
| 132 | nop;nop;nop;nop | |
| 133 | ||
| 134 | /* @gotntpoff IE -> LE against local var */ | |
| 135 | movl %gs:0, %ecx | |
| 136 | nop;nop | |
| 137 | addl sl1@gotntpoff(%ebx), %eax | |
| 138 | nop;nop;nop;nop | |
| 139 | ||
| 140 | /* @gottpoff IE -> LE against hidden var */ | |
| 141 | movl %gs:0, %ecx | |
| 142 | nop;nop | |
| 143 | subl sh1@gottpoff(%ebx), %ecx | |
| 144 | nop;nop;nop;nop | |
| 145 | ||
| 146 | /* Direct access through %gs */ | |
| 147 | ||
| 148 | /* @gotntpoff IE against global var */ | |
| 149 | movl sG5@gotntpoff(%ebx), %ecx | |
| 150 | nop;nop | |
| 151 | movl %gs:(%ecx), %edx | |
| 152 | nop;nop;nop;nop | |
| 153 | ||
| 154 | /* @gotntpoff IE->LE against local var */ | |
| 155 | movl sl5@gotntpoff(%ebx), %eax | |
| 156 | nop;nop | |
| 157 | movl %gs:(%eax), %edx | |
| 158 | nop;nop;nop;nop | |
| 159 | ||
| 160 | /* @gotntpoff IE->LE against hidden var */ | |
| 161 | movl sh5@gotntpoff(%ebx), %edx | |
| 162 | nop;nop | |
| 163 | movl %gs:(%edx), %edx | |
| 164 | nop;nop;nop;nop | |
| 165 | ||
| 166 | movl -4(%ebp), %ebx | |
| 167 | leave | |
| 168 | ret |