diff options
Diffstat (limited to 'binutils-2.21/ld/testsuite/ld-i386/tlsbindesc.s')
| -rw-r--r-- | binutils-2.21/ld/testsuite/ld-i386/tlsbindesc.s | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/binutils-2.21/ld/testsuite/ld-i386/tlsbindesc.s b/binutils-2.21/ld/testsuite/ld-i386/tlsbindesc.s new file mode 100644 index 0000000..9094d08 --- /dev/null +++ b/binutils-2.21/ld/testsuite/ld-i386/tlsbindesc.s @@ -0,0 +1,167 @@ + /* Force .got aligned to 4K, so it very likely gets at 0x804a100 + (0x60 bytes .tdata and 0xa0 bytes .dynamic) */ + .section ".tdata", "awT", @progbits + .balign 4096 + .globl sg1, sg2, sg3, sg4, sg5, sg6, sg7, sg8 + .globl sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8 + .hidden sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8 +sg1: .long 17 +sg2: .long 18 +sg3: .long 19 +sg4: .long 20 +sg5: .long 21 +sg6: .long 22 +sg7: .long 23 +sg8: .long 24 +sl1: .long 65 +sl2: .long 66 +sl3: .long 67 +sl4: .long 68 +sl5: .long 69 +sl6: .long 70 +sl7: .long 71 +sl8: .long 72 +sh1: .long 257 +sh2: .long 258 +sh3: .long 259 +sh4: .long 260 +sh5: .long 261 +sh6: .long 262 +sh7: .long 263 +sh8: .long 264 + /* Force .text aligned to 4K, so it very likely gets at 0x8049000. */ + .text + .balign 4096 + .globl fn2 + .type fn2,@function +fn2: + pushl %ebp + movl %esp, %ebp + pushl %ebx + pushl %eax + call 1f +1: popl %ebx + addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx + nop;nop;nop;nop + + /* GD -> IE because variable is not defined in executable */ + leal sG1@tlsdesc(%ebx), %eax + call *sG1@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> IE because variable is not defined in executable where + the variable is referenced through @gottpoff too */ + leal sG2@tlsdesc(%ebx), %eax + call *sG2@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> IE because variable is not defined in executable where + the variable is referenced through @gotntpoff too */ + leal sG3@tlsdesc(%ebx), %eax + call *sG3@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> IE because variable is not defined in executable where + the variable is referenced through @gottpoff and @gotntpoff too */ + leal sG4@tlsdesc(%ebx), %eax + call *sG4@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> LE with global variable defined in executable */ + leal sg1@tlsdesc(%ebx), %eax + call *sg1@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> LE with local variable defined in executable */ + leal sl1@tlsdesc(%ebx), %eax + call *sl1@tlscall(%eax) + nop;nop;nop;nop + + /* GD -> LE with hidden variable defined in executable */ + leal sh1@tlsdesc(%ebx), %eax + call *sh1@tlscall(%eax) + nop;nop;nop;nop + + /* LD -> LE */ + leal _TLS_MODULE_BASE_@tlsdesc(%ebx), %eax + call *_TLS_MODULE_BASE_@tlscall(%eax) + nop;nop + leal sl1@dtpoff(%eax), %edx + nop;nop + leal sl2@dtpoff(%eax), %ecx + nop;nop;nop;nop + + /* LD -> LE against hidden variables */ + leal _TLS_MODULE_BASE_@tlsdesc(%ebx), %eax + call *_TLS_MODULE_BASE_@tlscall(%eax) + nop;nop + leal sh1@dtpoff(%eax), %edx + nop;nop + leal sh2@dtpoff(%eax), %ecx + nop;nop;nop;nop + + /* @gottpoff IE against global var */ + movl %gs:0, %ecx + nop;nop + subl sG2@gottpoff(%ebx), %ecx + nop;nop;nop;nop + + /* @gottpoff IE against global var */ + movl %gs:0, %eax + nop;nop + subl sG4@gottpoff(%ebx), %eax + nop;nop;nop;nop + + /* @gotntpoff IE against global var */ + movl %gs:0, %ecx + nop;nop + addl sG3@gotntpoff(%ebx), %ecx + nop;nop;nop;nop + + /* @gotntpoff IE against global var */ + movl %gs:0, %eax + nop;nop + addl sG4@gotntpoff(%ebx), %eax + nop;nop;nop;nop + + /* @gottpoff IE -> LE against global var defined in exec */ + movl %gs:0, %ecx + nop;nop + subl sg1@gottpoff(%ebx), %ecx + nop;nop;nop;nop + + /* @gotntpoff IE -> LE against local var */ + movl %gs:0, %ecx + nop;nop + addl sl1@gotntpoff(%ebx), %eax + nop;nop;nop;nop + + /* @gottpoff IE -> LE against hidden var */ + movl %gs:0, %ecx + nop;nop + subl sh1@gottpoff(%ebx), %ecx + nop;nop;nop;nop + + /* Direct access through %gs */ + + /* @gotntpoff IE against global var */ + movl sG5@gotntpoff(%ebx), %ecx + nop;nop + movl %gs:(%ecx), %edx + nop;nop;nop;nop + + /* @gotntpoff IE->LE against local var */ + movl sl5@gotntpoff(%ebx), %eax + nop;nop + movl %gs:(%eax), %edx + nop;nop;nop;nop + + /* @gotntpoff IE->LE against hidden var */ + movl sh5@gotntpoff(%ebx), %edx + nop;nop + movl %gs:(%edx), %edx + nop;nop;nop;nop + + movl -4(%ebp), %ebx + leave + ret |