| .section ".tdata", "awT", @progbits |
| .globl foo |
| foo: .long 25 |
| .text |
| .globl fn |
| .type fn,@function |
| fn: |
| pushl %ebp |
| movl %esp, %ebp |
| pushl %ebx |
| pushl %eax |
| call 1f |
| 1: popl %ebx |
| addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx |
| |
| /* foo can be anywhere in the startup TLS */ |
| movl %gs:0, %eax |
| |
| /* Arbitrary instructions in between. */ |
| leal 0(%esi, 1), %esi |
| |
| subl foo@GOTTPOFF(%ebx), %eax |
| /* %eax now contains &foo */ |
| |
| /* Now the GNU sequence. */ |
| movl foo@GOTNTPOFF(%ebx), %eax |
| |
| /* Arbitrary instructions in between. */ |
| leal 0(%esi, 1), %esi |
| |
| movl %gs:(%eax), %eax |
| /* %eax now contains foo */ |
| |
| movl %gs:0, %ecx |
| addl foo@GOTNTPOFF(%ebx), %ecx |
| |
| movl -4(%ebp), %ebx |
| leave |
| ret |
