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https://github.com/ziglang/zig.git
synced 2024-11-14 16:13:24 +00:00
211 lines
5.3 KiB
ArmAsm
Vendored
211 lines
5.3 KiB
ArmAsm
Vendored
// The content of this file is x86_64-only:
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#if defined(__x86_64__)
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#include "sanitizer_common/sanitizer_asm.h"
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#if !defined(__APPLE__)
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.section .text
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#else
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.section __TEXT,__text
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#endif
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ASM_HIDDEN(__tsan_setjmp)
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#if defined(__NetBSD__)
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.comm _ZN14__interception15real___setjmp14E,8,8
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#elif !defined(__APPLE__)
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.comm _ZN14__interception11real_setjmpE,8,8
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#endif
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#if defined(__NetBSD__)
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.globl ASM_SYMBOL_INTERCEPTOR(__setjmp14)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(__setjmp14))
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ASM_SYMBOL_INTERCEPTOR(__setjmp14):
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#else
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.globl ASM_SYMBOL_INTERCEPTOR(setjmp)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(setjmp))
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ASM_SYMBOL_INTERCEPTOR(setjmp):
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#endif
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CFI_STARTPROC
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_CET_ENDBR
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// save env parameter
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push %rdi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rdi, 0)
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// obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
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#if defined(__FreeBSD__) || defined(__NetBSD__)
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lea 8(%rsp), %rdi
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#elif defined(__linux__) || defined(__APPLE__)
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lea 16(%rsp), %rdi
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#else
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# error "Unknown platform"
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#endif
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// call tsan interceptor
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call ASM_SYMBOL(__tsan_setjmp)
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// restore env parameter
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pop %rdi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rdi)
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// tail jump to libc setjmp
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movl $0, %eax
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#if defined(__NetBSD__)
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movq _ZN14__interception15real___setjmp14E@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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#elif !defined(__APPLE__)
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movq _ZN14__interception11real_setjmpE@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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#else
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jmp ASM_SYMBOL(setjmp)
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#endif
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CFI_ENDPROC
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#if defined(__NetBSD__)
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__setjmp14))
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#else
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(setjmp))
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#endif
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.comm _ZN14__interception12real__setjmpE,8,8
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.globl ASM_SYMBOL_INTERCEPTOR(_setjmp)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(_setjmp))
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ASM_SYMBOL_INTERCEPTOR(_setjmp):
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CFI_STARTPROC
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_CET_ENDBR
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// save env parameter
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push %rdi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rdi, 0)
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// obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
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#if defined(__FreeBSD__) || defined(__NetBSD__)
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lea 8(%rsp), %rdi
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#elif defined(__linux__) || defined(__APPLE__)
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lea 16(%rsp), %rdi
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#else
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# error "Unknown platform"
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#endif
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// call tsan interceptor
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call ASM_SYMBOL(__tsan_setjmp)
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// restore env parameter
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pop %rdi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rdi)
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// tail jump to libc setjmp
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movl $0, %eax
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#if !defined(__APPLE__)
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movq _ZN14__interception12real__setjmpE@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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#else
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jmp ASM_SYMBOL(_setjmp)
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#endif
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CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(_setjmp))
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#if defined(__NetBSD__)
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.comm _ZN14__interception18real___sigsetjmp14E,8,8
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.globl ASM_SYMBOL_INTERCEPTOR(__sigsetjmp14)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp14))
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ASM_SYMBOL_INTERCEPTOR(__sigsetjmp14):
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#else
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.comm _ZN14__interception14real_sigsetjmpE,8,8
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.globl ASM_SYMBOL_INTERCEPTOR(sigsetjmp)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
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ASM_SYMBOL_INTERCEPTOR(sigsetjmp):
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#endif
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CFI_STARTPROC
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_CET_ENDBR
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// save env parameter
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push %rdi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rdi, 0)
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// save savesigs parameter
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push %rsi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rsi, 0)
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// align stack frame
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sub $8, %rsp
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CFI_ADJUST_CFA_OFFSET(8)
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// obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
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#if defined(__FreeBSD__) || defined(__NetBSD__)
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lea 24(%rsp), %rdi
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#elif defined(__linux__) || defined(__APPLE__)
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lea 32(%rsp), %rdi
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#else
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# error "Unknown platform"
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#endif
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// call tsan interceptor
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call ASM_SYMBOL(__tsan_setjmp)
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// unalign stack frame
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add $8, %rsp
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CFI_ADJUST_CFA_OFFSET(-8)
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// restore savesigs parameter
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pop %rsi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rsi)
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// restore env parameter
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pop %rdi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rdi)
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// tail jump to libc sigsetjmp
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movl $0, %eax
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#if defined(__NetBSD__)
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movq _ZN14__interception18real___sigsetjmp14E@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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#elif !defined(__APPLE__)
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movq _ZN14__interception14real_sigsetjmpE@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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#else
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jmp ASM_SYMBOL(sigsetjmp)
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#endif
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CFI_ENDPROC
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#if defined(__NetBSD__)
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp14))
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#else
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
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#endif
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#if !defined(__APPLE__) && !defined(__NetBSD__)
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.comm _ZN14__interception16real___sigsetjmpE,8,8
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.globl ASM_SYMBOL_INTERCEPTOR(__sigsetjmp)
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ASM_TYPE_FUNCTION(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
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ASM_SYMBOL_INTERCEPTOR(__sigsetjmp):
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CFI_STARTPROC
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_CET_ENDBR
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// save env parameter
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push %rdi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rdi, 0)
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// save savesigs parameter
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push %rsi
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CFI_ADJUST_CFA_OFFSET(8)
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CFI_REL_OFFSET(%rsi, 0)
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// align stack frame
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sub $8, %rsp
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CFI_ADJUST_CFA_OFFSET(8)
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// obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
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#if defined(__FreeBSD__)
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lea 24(%rsp), %rdi
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#else
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lea 32(%rsp), %rdi
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#endif
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// call tsan interceptor
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call ASM_SYMBOL(__tsan_setjmp)
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// unalign stack frame
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add $8, %rsp
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CFI_ADJUST_CFA_OFFSET(-8)
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// restore savesigs parameter
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pop %rsi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rsi)
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// restore env parameter
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pop %rdi
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CFI_ADJUST_CFA_OFFSET(-8)
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CFI_RESTORE(%rdi)
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// tail jump to libc sigsetjmp
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movl $0, %eax
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movq _ZN14__interception16real___sigsetjmpE@GOTPCREL(%rip), %rdx
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jmp *(%rdx)
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CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
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#endif // !defined(__APPLE__) && !defined(__NetBSD__)
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NO_EXEC_STACK_DIRECTIVE
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#endif
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