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| // The content of this file is AArch64-only:
#if defined(__aarch64__)
#include "sanitizer_common/sanitizer_asm.h"
#if defined(__APPLE__)
.align 2
.section __DATA,__nl_symbol_ptr,non_lazy_symbol_pointers
.long _setjmp$non_lazy_ptr
_setjmp$non_lazy_ptr:
.indirect_symbol _setjmp
.long 0
.section __DATA,__nl_symbol_ptr,non_lazy_symbol_pointers
.long __setjmp$non_lazy_ptr
__setjmp$non_lazy_ptr:
.indirect_symbol __setjmp
.long 0
.section __DATA,__nl_symbol_ptr,non_lazy_symbol_pointers
.long _sigsetjmp$non_lazy_ptr
_sigsetjmp$non_lazy_ptr:
.indirect_symbol _sigsetjmp
.long 0
#endif
#if !defined(__APPLE__)
.section .text
#else
.section __TEXT,__text
.align 3
#endif
ASM_HIDDEN(__tsan_setjmp)
.comm _ZN14__interception11real_setjmpE,8,8
.globl ASM_SYMBOL_INTERCEPTOR(setjmp)
ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(setjmp))
ASM_SYMBOL_INTERCEPTOR(setjmp):
CFI_STARTPROC
// Save frame/link register
stp x29, x30, [sp, -32]!
CFI_DEF_CFA_OFFSET (32)
CFI_OFFSET (29, -32)
CFI_OFFSET (30, -24)
// Adjust the SP for previous frame
add x29, sp, 0
CFI_DEF_CFA_REGISTER (29)
// Save env parameter
str x0, [sp, 16]
CFI_OFFSET (0, -16)
// Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
add x0, x29, 32
// call tsan interceptor
bl ASM_SYMBOL(__tsan_setjmp)
// Restore env parameter
ldr x0, [sp, 16]
CFI_RESTORE (0)
// Restore frame/link register
ldp x29, x30, [sp], 32
CFI_RESTORE (29)
CFI_RESTORE (30)
CFI_DEF_CFA (31, 0)
// tail jump to libc setjmp
#if !defined(__APPLE__)
adrp x1, :got:_ZN14__interception11real_setjmpE
ldr x1, [x1, #:got_lo12:_ZN14__interception11real_setjmpE]
ldr x1, [x1]
#else
adrp x1, _setjmp$non_lazy_ptr@page
add x1, x1, _setjmp$non_lazy_ptr@pageoff
ldr x1, [x1]
#endif
br x1
CFI_ENDPROC
ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(setjmp))
.comm _ZN14__interception12real__setjmpE,8,8
.globl ASM_SYMBOL_INTERCEPTOR(_setjmp)
ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(_setjmp))
ASM_SYMBOL_INTERCEPTOR(_setjmp):
CFI_STARTPROC
// Save frame/link register
stp x29, x30, [sp, -32]!
CFI_DEF_CFA_OFFSET (32)
CFI_OFFSET (29, -32)
CFI_OFFSET (30, -24)
// Adjust the SP for previous frame
add x29, sp, 0
CFI_DEF_CFA_REGISTER (29)
// Save env parameter
str x0, [sp, 16]
CFI_OFFSET (0, -16)
// Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
add x0, x29, 32
// call tsan interceptor
bl ASM_SYMBOL(__tsan_setjmp)
// Restore env parameter
ldr x0, [sp, 16]
CFI_RESTORE (0)
// Restore frame/link register
ldp x29, x30, [sp], 32
CFI_RESTORE (29)
CFI_RESTORE (30)
CFI_DEF_CFA (31, 0)
// tail jump to libc setjmp
#if !defined(__APPLE__)
adrp x1, :got:_ZN14__interception12real__setjmpE
ldr x1, [x1, #:got_lo12:_ZN14__interception12real__setjmpE]
ldr x1, [x1]
#else
adrp x1, __setjmp$non_lazy_ptr@page
add x1, x1, __setjmp$non_lazy_ptr@pageoff
ldr x1, [x1]
#endif
br x1
CFI_ENDPROC
ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(_setjmp))
.comm _ZN14__interception14real_sigsetjmpE,8,8
.globl ASM_SYMBOL_INTERCEPTOR(sigsetjmp)
ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
ASM_SYMBOL_INTERCEPTOR(sigsetjmp):
CFI_STARTPROC
// Save frame/link register
stp x29, x30, [sp, -32]!
CFI_DEF_CFA_OFFSET (32)
CFI_OFFSET (29, -32)
CFI_OFFSET (30, -24)
// Adjust the SP for previous frame
add x29, sp, 0
CFI_DEF_CFA_REGISTER (29)
// Save env and savesigs parameter
stp x0, x1, [sp, 16]
CFI_OFFSET (0, -16)
CFI_OFFSET (1, -8)
// Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
add x0, x29, 32
// call tsan interceptor
bl ASM_SYMBOL(__tsan_setjmp)
// Restore env and savesigs parameter
ldp x0, x1, [sp, 16]
CFI_RESTORE (0)
CFI_RESTORE (1)
// Restore frame/link register
ldp x29, x30, [sp], 32
CFI_RESTORE (29)
CFI_RESTORE (30)
CFI_DEF_CFA (31, 0)
// tail jump to libc sigsetjmp
#if !defined(__APPLE__)
adrp x2, :got:_ZN14__interception14real_sigsetjmpE
ldr x2, [x2, #:got_lo12:_ZN14__interception14real_sigsetjmpE]
ldr x2, [x2]
#else
adrp x2, _sigsetjmp$non_lazy_ptr@page
add x2, x2, _sigsetjmp$non_lazy_ptr@pageoff
ldr x2, [x2]
#endif
br x2
CFI_ENDPROC
ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
#if !defined(__APPLE__)
.comm _ZN14__interception16real___sigsetjmpE,8,8
.globl ASM_SYMBOL_INTERCEPTOR(__sigsetjmp)
ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
ASM_SYMBOL_INTERCEPTOR(__sigsetjmp):
CFI_STARTPROC
// Save frame/link register
stp x29, x30, [sp, -32]!
CFI_DEF_CFA_OFFSET (32)
CFI_OFFSET (29, -32)
CFI_OFFSET (30, -24)
// Adjust the SP for previous frame
add x29, sp, 0
CFI_DEF_CFA_REGISTER (29)
// Save env and savesigs parameter
stp x0, x1, [sp, 16]
CFI_OFFSET (0, -16)
CFI_OFFSET (1, -8)
// Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
add x0, x29, 32
// call tsan interceptor
bl ASM_SYMBOL(__tsan_setjmp)
// Restore env and savesigs parameter
ldp x0, x1, [sp, 16]
CFI_RESTORE (0)
CFI_RESTORE (1)
// Restore frame/link register
ldp x29, x30, [sp], 32
CFI_RESTORE (29)
CFI_RESTORE (30)
CFI_DEF_CFA (31, 0)
// tail jump to libc __sigsetjmp
#if !defined(__APPLE__)
adrp x2, :got:_ZN14__interception16real___sigsetjmpE
ldr x2, [x2, #:got_lo12:_ZN14__interception16real___sigsetjmpE]
ldr x2, [x2]
#else
adrp x2, ASM_SYMBOL(__sigsetjmp)@page
add x2, x2, ASM_SYMBOL(__sigsetjmp)@pageoff
#endif
br x2
CFI_ENDPROC
ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
#endif
NO_EXEC_STACK_DIRECTIVE
#endif
|