CoCalc -- tsan_rtl_loongarch64.S

GitHub Repository: freebsd/freebsd-src
Path: blob/main/contrib/llvm-project/compiler-rt/lib/tsan/rtl/tsan_rtl_loongarch64.S
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#include "sanitizer_common/sanitizer_asm.h"
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.section .text
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ASM_HIDDEN(__tsan_setjmp)
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.comm _ZN14__interception11real_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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  // Save frame pointer and return address register
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  addi.d $sp, $sp, -32
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  st.d $ra, $sp, 24
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  st.d $fp, $sp, 16
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  CFI_DEF_CFA_OFFSET (32)
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  CFI_OFFSET (1, -8)
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  CFI_OFFSET (22, -16)
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  // Adjust the SP for previous frame
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  addi.d $fp, $sp, 32
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  CFI_DEF_CFA_REGISTER (22)
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  // Save env parameter
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  st.d $a0, $sp, 8
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  CFI_OFFSET (4, -24)
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  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
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  addi.d  $a0, $fp, 0
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  // call tsan interceptor
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  bl      ASM_SYMBOL(__tsan_setjmp)
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  // Restore env parameter
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  ld.d $a0, $sp, 8
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  CFI_RESTORE (4)
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  // Restore frame/link register
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  ld.d $fp, $sp, 16
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  ld.d $ra, $sp, 24
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  addi.d $sp, $sp, 32
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  CFI_RESTORE (22)
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  CFI_RESTORE (1)
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  CFI_DEF_CFA (3, 0)
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  // tail jump to libc setjmp
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  la.local $a1, _ZN14__interception11real_setjmpE
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  ld.d $a1, $a1, 0
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  jr $a1
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  CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(setjmp))
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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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  // Save frame pointer and return address register
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  addi.d $sp, $sp, -32
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  st.d $ra, $sp, 24
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  st.d $fp, $sp, 16
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  CFI_DEF_CFA_OFFSET (32)
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  CFI_OFFSET (1, -8)
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  CFI_OFFSET (22, -16)
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  // Adjust the SP for previous frame
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  addi.d $fp, $sp, 32
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  CFI_DEF_CFA_REGISTER (22)
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  // Save env parameter
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  st.d $a0, $sp, 8
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  CFI_OFFSET (4, -24)
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  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
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  addi.d  $a0, $fp, 0
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  // call tsan interceptor
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  bl      ASM_SYMBOL(__tsan_setjmp)
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  // Restore env parameter
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  ld.d $a0, $sp, 8
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  CFI_RESTORE (4)
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  // Restore frame/link register
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  ld.d $fp, $sp, 16
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  ld.d $ra, $sp, 24
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  addi.d $sp, $sp, 32
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  CFI_RESTORE (22)
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  CFI_RESTORE (1)
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  CFI_DEF_CFA (3, 0)
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  // tail jump to libc setjmp
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  la.local $a1, _ZN14__interception12real__setjmpE
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  ld.d $a1, $a1, 0
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  jr $a1
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  CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(_setjmp))
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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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  CFI_STARTPROC
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  // Save frame pointer and return address register
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  addi.d $sp, $sp, -32
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  st.d $ra, $sp, 24
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  st.d $fp, $sp, 16
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  CFI_DEF_CFA_OFFSET (32)
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  CFI_OFFSET (1, -8)
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  CFI_OFFSET (22, -16)
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  // Adjust the SP for previous frame
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  addi.d $fp, $sp, 32
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  CFI_DEF_CFA_REGISTER (22)
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  // Save env parameter
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  st.d $a0, $sp, 8
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  CFI_OFFSET (4, -24)
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  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
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  addi.d  $a0, $fp, 0
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  // call tsan interceptor
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  bl      ASM_SYMBOL(__tsan_setjmp)
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  // Restore env parameter
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  ld.d $a0, $sp, 8
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  CFI_RESTORE (4)
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  // Restore frame/link register
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  ld.d $fp, $sp, 16
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  ld.d $ra, $sp, 24
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  addi.d $sp, $sp, 32
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  CFI_RESTORE (22)
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  CFI_RESTORE (1)
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  CFI_DEF_CFA (3, 0)
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  // tail jump to libc setjmp
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  la.local $a1, _ZN14__interception14real_sigsetjmpE
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  ld.d $a1, $a1, 0
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  jr $a1
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  CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(sigsetjmp))
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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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  // Save frame pointer and return address register
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  addi.d $sp, $sp, -32
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  st.d $ra, $sp, 24
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  st.d $fp, $sp, 16
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  CFI_DEF_CFA_OFFSET (32)
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  CFI_OFFSET (1, -8)
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  CFI_OFFSET (22, -16)
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  // Adjust the SP for previous frame
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  addi.d $fp, $sp, 32
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  CFI_DEF_CFA_REGISTER (22)
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  // Save env parameter
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  st.d $a0, $sp, 8
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  CFI_OFFSET (4, -24)
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  // Obtain SP, first argument to `void __tsan_setjmp(uptr sp)`
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  addi.d  $a0, $fp, 0
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  // call tsan interceptor
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  bl      ASM_SYMBOL(__tsan_setjmp)
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  // Restore env parameter
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  ld.d $a0, $sp, 8
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  CFI_RESTORE (4)
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  // Restore frame/link register
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  ld.d $fp, $sp, 16
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  ld.d $ra, $sp, 24
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  addi.d $sp, $sp, 32
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  CFI_RESTORE (22)
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  CFI_RESTORE (1)
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  CFI_DEF_CFA (3, 0)
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  // tail jump to libc setjmp
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  la.local $a1, _ZN14__interception16real___sigsetjmpE
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  ld.d $a1, $a1, 0
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  jr $a1
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  CFI_ENDPROC
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ASM_SIZE(ASM_SYMBOL_INTERCEPTOR(__sigsetjmp))
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