.section ".tbss", "awT", @nobits
|
.section ".tbss", "awT", @nobits
|
.globl bg1, bg2, bg3, bg4, bg5, bg6, bg7, bg8
|
.globl bg1, bg2, bg3, bg4, bg5, bg6, bg7, bg8
|
bg1: .space 4
|
bg1: .space 4
|
bg2: .space 4
|
bg2: .space 4
|
bg3: .space 4
|
bg3: .space 4
|
bg4: .space 4
|
bg4: .space 4
|
bg5: .space 4
|
bg5: .space 4
|
bg6: .space 4
|
bg6: .space 4
|
bg7: .space 4
|
bg7: .space 4
|
bg8: .space 4
|
bg8: .space 4
|
bl1: .space 4
|
bl1: .space 4
|
bl2: .space 4
|
bl2: .space 4
|
bl3: .space 4
|
bl3: .space 4
|
bl4: .space 4
|
bl4: .space 4
|
bl5: .space 4
|
bl5: .space 4
|
bl6: .space 4
|
bl6: .space 4
|
bl7: .space 4
|
bl7: .space 4
|
bl8: .space 4
|
bl8: .space 4
|
.text
|
.text
|
.globl _start
|
.globl _start
|
.type _start,@function
|
.type _start,@function
|
_start:
|
_start:
|
pushl %ebp
|
pushl %ebp
|
movl %esp, %ebp
|
movl %esp, %ebp
|
/* Set up .GOT pointer for non-pic @gottpoff sequences */
|
/* Set up .GOT pointer for non-pic @gottpoff sequences */
|
call 1f
|
call 1f
|
1: popl %ecx
|
1: popl %ecx
|
addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
|
addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @gottpoff IE against global var */
|
/* @gottpoff IE against global var */
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl sG6@gottpoff(%ecx), %edx
|
subl sG6@gottpoff(%ecx), %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff IE against global var */
|
/* @indntpoff IE against global var */
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
addl sG7@indntpoff, %eax
|
addl sG7@indntpoff, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff direct %gs access IE against global var */
|
/* @indntpoff direct %gs access IE against global var */
|
movl sG8@indntpoff, %edx
|
movl sG8@indntpoff, %edx
|
nop;nop
|
nop;nop
|
movl %gs:(%edx), %eax
|
movl %gs:(%edx), %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @gottpoff IE -> LE against global var defined in exec */
|
/* @gottpoff IE -> LE against global var defined in exec */
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl bg6@gottpoff(%ecx), %edx
|
subl bg6@gottpoff(%ecx), %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff IE -> LE against global var defined in exec */
|
/* @indntpoff IE -> LE against global var defined in exec */
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
addl bg7@indntpoff, %eax
|
addl bg7@indntpoff, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff direct %gs access IE -> LE against global var defined
|
/* @indntpoff direct %gs access IE -> LE against global var defined
|
in exec */
|
in exec */
|
movl bg8@indntpoff, %edx
|
movl bg8@indntpoff, %edx
|
nop;nop
|
nop;nop
|
movl %gs:(%edx), %eax
|
movl %gs:(%edx), %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @gottpoff IE -> LE against local var */
|
/* @gottpoff IE -> LE against local var */
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl bl6@gottpoff(%ecx), %edx
|
subl bl6@gottpoff(%ecx), %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff IE -> LE against local var */
|
/* @indntpoff IE -> LE against local var */
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
addl bl7@indntpoff, %eax
|
addl bl7@indntpoff, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff direct %gs access IE -> LE against local var */
|
/* @indntpoff direct %gs access IE -> LE against local var */
|
movl bl8@indntpoff, %edx
|
movl bl8@indntpoff, %edx
|
nop;nop
|
nop;nop
|
movl %gs:(%edx), %eax
|
movl %gs:(%edx), %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @gottpoff IE -> LE against hidden but not local var */
|
/* @gottpoff IE -> LE against hidden but not local var */
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl sh6@gottpoff(%ecx), %edx
|
subl sh6@gottpoff(%ecx), %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff IE -> LE against hidden but not local var */
|
/* @indntpoff IE -> LE against hidden but not local var */
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
addl sh7@indntpoff, %eax
|
addl sh7@indntpoff, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* @indntpoff direct %gs access IE -> LE against hidden but not
|
/* @indntpoff direct %gs access IE -> LE against hidden but not
|
local var */
|
local var */
|
movl sh8@indntpoff, %edx
|
movl sh8@indntpoff, %edx
|
nop;nop
|
nop;nop
|
movl %gs:(%edx), %eax
|
movl %gs:(%edx), %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @tpoff, global var defined in exec */
|
/* LE @tpoff, global var defined in exec */
|
movl $sg1@tpoff, %edx
|
movl $sg1@tpoff, %edx
|
nop;nop
|
nop;nop
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
subl %edx, %eax
|
subl %edx, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @tpoff, local var */
|
/* LE @tpoff, local var */
|
movl $-1+bl1@tpoff, %eax
|
movl $-1+bl1@tpoff, %eax
|
nop;nop
|
nop;nop
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl %eax, %edx
|
subl %eax, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @tpoff, hidden var defined in exec */
|
/* LE @tpoff, hidden var defined in exec */
|
movl $sh1@tpoff-3, %eax
|
movl $sh1@tpoff-3, %eax
|
nop;nop
|
nop;nop
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
subl %eax, %edx
|
subl %eax, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @ntpoff, global var defined in exec */
|
/* LE @ntpoff, global var defined in exec */
|
movl %gs:0, %eax
|
movl %gs:0, %eax
|
nop;nop
|
nop;nop
|
leal sg2@ntpoff(%eax), %edx
|
leal sg2@ntpoff(%eax), %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @ntpoff, local var, non-canonical sequence */
|
/* LE @ntpoff, local var, non-canonical sequence */
|
movl $2+bl2@ntpoff, %eax
|
movl $2+bl2@ntpoff, %eax
|
nop;nop
|
nop;nop
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
addl %eax, %edx
|
addl %eax, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @ntpoff, hidden var defined in exec, non-canonical sequence */
|
/* LE @ntpoff, hidden var defined in exec, non-canonical sequence */
|
movl %gs:0, %edx
|
movl %gs:0, %edx
|
nop;nop
|
nop;nop
|
addl $sh2@ntpoff+1, %edx
|
addl $sh2@ntpoff+1, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* Direct %gs access */
|
/* Direct %gs access */
|
|
|
/* LE @ntpoff, global var defined in exec */
|
/* LE @ntpoff, global var defined in exec */
|
movl %gs:sg3@ntpoff, %eax
|
movl %gs:sg3@ntpoff, %eax
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @ntpoff, local var */
|
/* LE @ntpoff, local var */
|
movl %gs:bl3@ntpoff+3, %edx
|
movl %gs:bl3@ntpoff+3, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
/* LE @ntpoff, hidden var defined in exec */
|
/* LE @ntpoff, hidden var defined in exec */
|
movl %gs:1+sh3@ntpoff, %edx
|
movl %gs:1+sh3@ntpoff, %edx
|
nop;nop;nop;nop
|
nop;nop;nop;nop
|
|
|
movl -4(%ebp), %ebx
|
movl -4(%ebp), %ebx
|
leave
|
leave
|
ret
|
ret
|
|
|
