diff options
Diffstat (limited to 'libsanitizer/tsan/tsan_rtl_amd64.S')
| -rw-r--r-- | libsanitizer/tsan/tsan_rtl_amd64.S | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/libsanitizer/tsan/tsan_rtl_amd64.S b/libsanitizer/tsan/tsan_rtl_amd64.S index 71a2ecda9dd..6df36a500a7 100644 --- a/libsanitizer/tsan/tsan_rtl_amd64.S +++ b/libsanitizer/tsan/tsan_rtl_amd64.S @@ -170,10 +170,15 @@ setjmp: CFI_ADJUST_CFA_OFFSET(8) CFI_REL_OFFSET(%rdi, 0) // obtain %rsp +#if defined(__FreeBSD__) + lea 8(%rsp), %rdi + mov %rdi, %rsi +#else lea 16(%rsp), %rdi mov %rdi, %rsi xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp) rol $0x11, %rsi +#endif // call tsan interceptor call __tsan_setjmp // restore env parameter @@ -197,10 +202,15 @@ _setjmp: CFI_ADJUST_CFA_OFFSET(8) CFI_REL_OFFSET(%rdi, 0) // obtain %rsp +#if defined(__FreeBSD__) + lea 8(%rsp), %rdi + mov %rdi, %rsi +#else lea 16(%rsp), %rdi mov %rdi, %rsi xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp) rol $0x11, %rsi +#endif // call tsan interceptor call __tsan_setjmp // restore env parameter @@ -231,10 +241,15 @@ sigsetjmp: sub $8, %rsp CFI_ADJUST_CFA_OFFSET(8) // obtain %rsp +#if defined(__FreeBSD__) + lea 24(%rsp), %rdi + mov %rdi, %rsi +#else lea 32(%rsp), %rdi mov %rdi, %rsi xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp) rol $0x11, %rsi +#endif // call tsan interceptor call __tsan_setjmp // unalign stack frame @@ -272,10 +287,15 @@ __sigsetjmp: sub $8, %rsp CFI_ADJUST_CFA_OFFSET(8) // obtain %rsp +#if defined(__FreeBSD__) + lea 24(%rsp), %rdi + mov %rdi, %rsi +#else lea 32(%rsp), %rdi mov %rdi, %rsi xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp) rol $0x11, %rsi +#endif // call tsan interceptor call __tsan_setjmp // unalign stack frame @@ -296,7 +316,7 @@ __sigsetjmp: CFI_ENDPROC .size __sigsetjmp, .-__sigsetjmp -#ifdef __linux__ +#if defined(__FreeBSD__) || defined(__linux__) /* We do not need executable stack. */ .section .note.GNU-stack,"",@progbits #endif |