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207 lines
4.6 KiB
207 lines
4.6 KiB
#include "sanitizer_common/sanitizer_asm.h"
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.section .text
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.hidden __tsan_setjmp
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.comm _ZN14__interception11real_setjmpE,8,8
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.type setjmp, @function
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setjmp:
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CFI_STARTPROC
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// save env parameters for function call
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stp x29, x30, [sp, -32]!
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CFI_DEF_CFA_OFFSET (32)
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CFI_OFFSET (29, -32)
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CFI_OFFSET (30, -24)
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// Adjust the SP for previous frame
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add x29, sp, 0
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CFI_DEF_CFA_REGISTER (29)
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// Save jmp_buf
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str x19, [sp, 16]
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CFI_OFFSET (19, -16)
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mov x19, x0
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// SP pointer mangling (see glibc setjmp)
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adrp x2, :got:__pointer_chk_guard
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ldr x2, [x2, #:got_lo12:__pointer_chk_guard]
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add x0, x29, 32
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ldr x2, [x2]
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eor x1, x2, x0
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// call tsan interceptor
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bl __tsan_setjmp
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// restore env parameter
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mov x0, x19
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ldr x19, [sp, 16]
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ldp x29, x30, [sp], 32
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CFI_RESTORE (30)
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CFI_RESTORE (19)
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CFI_DEF_CFA (31, 0)
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// tail jump to libc setjmp
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adrp x1, :got:_ZN14__interception11real_setjmpE
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ldr x1, [x1, #:got_lo12:_ZN14__interception11real_setjmpE]
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ldr x1, [x1]
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br x1
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CFI_ENDPROC
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.size setjmp, .-setjmp
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.comm _ZN14__interception12real__setjmpE,8,8
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.globl _setjmp
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.type _setjmp, @function
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_setjmp:
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CFI_STARTPROC
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// save env parameters for function call
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stp x29, x30, [sp, -32]!
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CFI_DEF_CFA_OFFSET (32)
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CFI_OFFSET (29, -32)
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CFI_OFFSET (30, -24)
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// Adjust the SP for previous frame
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add x29, sp, 0
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CFI_DEF_CFA_REGISTER (29)
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// Save jmp_buf
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str x19, [sp, 16]
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CFI_OFFSET (19, -16)
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mov x19, x0
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// SP pointer mangling (see glibc setjmp)
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adrp x2, :got:__pointer_chk_guard
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ldr x2, [x2, #:got_lo12:__pointer_chk_guard]
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add x0, x29, 32
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ldr x2, [x2]
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eor x1, x2, x0
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// call tsan interceptor
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bl __tsan_setjmp
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// Restore jmp_buf parameter
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mov x0, x19
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ldr x19, [sp, 16]
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ldp x29, x30, [sp], 32
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CFI_RESTORE (30)
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CFI_RESTORE (19)
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CFI_DEF_CFA (31, 0)
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// tail jump to libc setjmp
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adrp x1, :got:_ZN14__interception12real__setjmpE
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ldr x1, [x1, #:got_lo12:_ZN14__interception12real__setjmpE]
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ldr x1, [x1]
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br x1
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CFI_ENDPROC
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.size _setjmp, .-_setjmp
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.comm _ZN14__interception14real_sigsetjmpE,8,8
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.globl sigsetjmp
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.type sigsetjmp, @function
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sigsetjmp:
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CFI_STARTPROC
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// save env parameters for function call
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stp x29, x30, [sp, -32]!
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CFI_DEF_CFA_OFFSET (32)
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CFI_OFFSET (29, -32)
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CFI_OFFSET (30, -24)
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// Adjust the SP for previous frame
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add x29, sp, 0
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CFI_DEF_CFA_REGISTER (29)
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// Save jmp_buf and savesigs
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stp x19, x20, [sp, 16]
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CFI_OFFSET (19, -16)
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CFI_OFFSET (20, -8)
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mov w20, w1
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mov x19, x0
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// SP pointer mangling (see glibc setjmp)
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adrp x2, :got:__pointer_chk_guard
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ldr x2, [x2, #:got_lo12:__pointer_chk_guard]
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add x0, x29, 32
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ldr x2, [x2]
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eor x1, x2, x0
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// call tsan interceptor
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bl __tsan_setjmp
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// restore env parameter
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mov w1, w20
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mov x0, x19
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ldp x19, x20, [sp, 16]
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ldp x29, x30, [sp], 32
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CFI_RESTORE (30)
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CFI_RESTORE (29)
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CFI_RESTORE (19)
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CFI_RESTORE (20)
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CFI_DEF_CFA (31, 0)
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// tail jump to libc sigsetjmp
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adrp x2, :got:_ZN14__interception14real_sigsetjmpE
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ldr x2, [x2, #:got_lo12:_ZN14__interception14real_sigsetjmpE]
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ldr x2, [x2]
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br x2
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CFI_ENDPROC
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.size sigsetjmp, .-sigsetjmp
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.comm _ZN14__interception16real___sigsetjmpE,8,8
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.globl __sigsetjmp
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.type __sigsetjmp, @function
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__sigsetjmp:
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CFI_STARTPROC
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// save env parameters for function call
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stp x29, x30, [sp, -32]!
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CFI_DEF_CFA_OFFSET (32)
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CFI_OFFSET (29, -32)
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CFI_OFFSET (30, -24)
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// Adjust the SP for previous frame
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add x29, sp, 0
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CFI_DEF_CFA_REGISTER (29)
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// Save jmp_buf and savesigs
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stp x19, x20, [sp, 16]
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CFI_OFFSET (19, -16)
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CFI_OFFSET (20, -8)
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mov w20, w1
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mov x19, x0
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// SP pointer mangling (see glibc setjmp)
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adrp x2, :got:__pointer_chk_guard
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ldr x2, [x2, #:got_lo12:__pointer_chk_guard]
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add x0, x29, 32
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ldr x2, [x2]
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eor x1, x2, x0
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// call tsan interceptor
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bl __tsan_setjmp
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mov w1, w20
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mov x0, x19
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ldp x19, x20, [sp, 16]
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ldp x29, x30, [sp], 32
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CFI_RESTORE (30)
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CFI_RESTORE (29)
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CFI_RESTORE (19)
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CFI_RESTORE (20)
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CFI_DEF_CFA (31, 0)
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// tail jump to libc __sigsetjmp
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adrp x2, :got:_ZN14__interception16real___sigsetjmpE
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ldr x2, [x2, #:got_lo12:_ZN14__interception16real___sigsetjmpE]
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ldr x2, [x2]
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br x2
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CFI_ENDPROC
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.size __sigsetjmp, .-__sigsetjmp
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#if defined(__linux__)
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/* We do not need executable stack. */
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.section .note.GNU-stack,"",@progbits
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#endif
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