push %rdi
CFI_ADJUST_CFA_OFFSET(8)
CFI_REL_OFFSET(%rdi, 0)
- // obtain %rsp
+ // obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
#if defined(__FreeBSD__) || defined(__NetBSD__)
lea 8(%rsp), %rdi
- mov %rdi, %rsi
-#elif defined(__APPLE__)
+#elif defined(__linux__) || defined(__APPLE__)
lea 16(%rsp), %rdi
- mov %rdi, %rsi
- xorq ___tsan_darwin_setjmp_xor_key(%rip), %rsi
-#elif defined(__linux__)
- lea 16(%rsp), %rdi
- mov %rdi, %rsi
- xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp)
- rol $0x11, %rsi
#else
# error "Unknown platform"
#endif
push %rdi
CFI_ADJUST_CFA_OFFSET(8)
CFI_REL_OFFSET(%rdi, 0)
- // obtain %rsp
+ // obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
#if defined(__FreeBSD__) || defined(__NetBSD__)
lea 8(%rsp), %rdi
- mov %rdi, %rsi
-#elif defined(__APPLE__)
- lea 16(%rsp), %rdi
- mov %rdi, %rsi
- xorq ___tsan_darwin_setjmp_xor_key(%rip), %rsi
-#elif defined(__linux__)
+#elif defined(__linux__) || defined(__APPLE__)
lea 16(%rsp), %rdi
- mov %rdi, %rsi
- xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp)
- rol $0x11, %rsi
#else
# error "Unknown platform"
#endif
// align stack frame
sub $8, %rsp
CFI_ADJUST_CFA_OFFSET(8)
- // obtain %rsp
+ // obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
#if defined(__FreeBSD__) || defined(__NetBSD__)
lea 24(%rsp), %rdi
- mov %rdi, %rsi
-#elif defined(__APPLE__)
- lea 32(%rsp), %rdi
- mov %rdi, %rsi
- xorq ___tsan_darwin_setjmp_xor_key(%rip), %rsi
-#elif defined(__linux__)
+#elif defined(__linux__) || defined(__APPLE__)
lea 32(%rsp), %rdi
- mov %rdi, %rsi
- xor %fs:0x30, %rsi // magic mangling of rsp (see libc setjmp)
- rol $0x11, %rsi
#else
# error "Unknown platform"
#endif
// align stack frame
sub $8, %rsp
CFI_ADJUST_CFA_OFFSET(8)
- // obtain %rsp
+ // obtain SP, store in %rdi, first argument to `void __tsan_setjmp(uptr sp)`
#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 ASM_SYMBOL(__tsan_setjmp)