diff options
Diffstat (limited to 'lib/tsan/rtl/tsan_rtl_amd64.S')
| -rw-r--r-- | lib/tsan/rtl/tsan_rtl_amd64.S | 99 |
1 files changed, 67 insertions, 32 deletions
diff --git a/lib/tsan/rtl/tsan_rtl_amd64.S b/lib/tsan/rtl/tsan_rtl_amd64.S index 8db62f9013a3..caa832375e52 100644 --- a/lib/tsan/rtl/tsan_rtl_amd64.S +++ b/lib/tsan/rtl/tsan_rtl_amd64.S @@ -1,9 +1,13 @@ #include "sanitizer_common/sanitizer_asm.h" +#if !defined(__APPLE__) .section .text +#else +.section __TEXT,__text +#endif -.hidden __tsan_trace_switch -.globl __tsan_trace_switch_thunk -__tsan_trace_switch_thunk: +ASM_HIDDEN(__tsan_trace_switch) +.globl ASM_TSAN_SYMBOL(__tsan_trace_switch_thunk) +ASM_TSAN_SYMBOL(__tsan_trace_switch_thunk): CFI_STARTPROC # Save scratch registers. push %rax @@ -42,7 +46,7 @@ __tsan_trace_switch_thunk: shr $4, %rsp # clear 4 lsb, align to 16 shl $4, %rsp - call __tsan_trace_switch + call ASM_TSAN_SYMBOL(__tsan_trace_switch) # Unalign stack frame back. mov %rbx, %rsp # restore the original rsp @@ -81,9 +85,9 @@ __tsan_trace_switch_thunk: ret CFI_ENDPROC -.hidden __tsan_report_race -.globl __tsan_report_race_thunk -__tsan_report_race_thunk: +ASM_HIDDEN(__tsan_report_race) +.globl ASM_TSAN_SYMBOL(__tsan_report_race_thunk) +ASM_TSAN_SYMBOL(__tsan_report_race_thunk): CFI_STARTPROC # Save scratch registers. push %rax @@ -122,7 +126,7 @@ __tsan_report_race_thunk: shr $4, %rsp # clear 4 lsb, align to 16 shl $4, %rsp - call __tsan_report_race + call ASM_TSAN_SYMBOL(__tsan_report_race) # Unalign stack frame back. mov %rbx, %rsp # restore the original rsp @@ -161,11 +165,13 @@ __tsan_report_race_thunk: ret CFI_ENDPROC -.hidden __tsan_setjmp +ASM_HIDDEN(__tsan_setjmp) +#if !defined(__APPLE__) .comm _ZN14__interception11real_setjmpE,8,8 -.globl setjmp -.type setjmp, @function -setjmp: +#endif +.globl ASM_TSAN_SYMBOL_INTERCEPTOR(setjmp) +ASM_TYPE_FUNCTION(ASM_TSAN_SYMBOL_INTERCEPTOR(setjmp)) +ASM_TSAN_SYMBOL_INTERCEPTOR(setjmp): CFI_STARTPROC // save env parameter push %rdi @@ -175,29 +181,38 @@ setjmp: #if defined(__FreeBSD__) lea 8(%rsp), %rdi mov %rdi, %rsi -#else +#elif defined(__APPLE__) + lea 16(%rsp), %rdi + mov %rdi, %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 // call tsan interceptor - call __tsan_setjmp + call ASM_TSAN_SYMBOL(__tsan_setjmp) // restore env parameter pop %rdi CFI_ADJUST_CFA_OFFSET(-8) CFI_RESTORE(%rdi) // tail jump to libc setjmp movl $0, %eax +#if !defined(__APPLE__) movq _ZN14__interception11real_setjmpE@GOTPCREL(%rip), %rdx jmp *(%rdx) +#else + jmp ASM_TSAN_SYMBOL(setjmp) +#endif CFI_ENDPROC -.size setjmp, .-setjmp +ASM_SIZE(ASM_TSAN_SYMBOL_INTERCEPTOR(setjmp)) .comm _ZN14__interception12real__setjmpE,8,8 -.globl _setjmp -.type _setjmp, @function -_setjmp: +.globl ASM_TSAN_SYMBOL_INTERCEPTOR(_setjmp) +ASM_TYPE_FUNCTION(ASM_TSAN_SYMBOL_INTERCEPTOR(_setjmp)) +ASM_TSAN_SYMBOL_INTERCEPTOR(_setjmp): CFI_STARTPROC // save env parameter push %rdi @@ -207,29 +222,38 @@ _setjmp: #if defined(__FreeBSD__) lea 8(%rsp), %rdi mov %rdi, %rsi -#else +#elif defined(__APPLE__) + lea 16(%rsp), %rdi + mov %rdi, %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 // call tsan interceptor - call __tsan_setjmp + call ASM_TSAN_SYMBOL(__tsan_setjmp) // restore env parameter pop %rdi CFI_ADJUST_CFA_OFFSET(-8) CFI_RESTORE(%rdi) // tail jump to libc setjmp movl $0, %eax +#if !defined(__APPLE__) movq _ZN14__interception12real__setjmpE@GOTPCREL(%rip), %rdx jmp *(%rdx) +#else + jmp ASM_TSAN_SYMBOL(_setjmp) +#endif CFI_ENDPROC -.size _setjmp, .-_setjmp +ASM_SIZE(ASM_TSAN_SYMBOL_INTERCEPTOR(_setjmp)) .comm _ZN14__interception14real_sigsetjmpE,8,8 -.globl sigsetjmp -.type sigsetjmp, @function -sigsetjmp: +.globl ASM_TSAN_SYMBOL_INTERCEPTOR(sigsetjmp) +ASM_TYPE_FUNCTION(ASM_TSAN_SYMBOL_INTERCEPTOR(sigsetjmp)) +ASM_TSAN_SYMBOL_INTERCEPTOR(sigsetjmp): CFI_STARTPROC // save env parameter push %rdi @@ -246,14 +270,19 @@ sigsetjmp: #if defined(__FreeBSD__) lea 24(%rsp), %rdi mov %rdi, %rsi -#else +#elif defined(__APPLE__) + lea 32(%rsp), %rdi + mov %rdi, %rsi +#elif defined(__linux__) 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 // call tsan interceptor - call __tsan_setjmp + call ASM_TSAN_SYMBOL(__tsan_setjmp) // unalign stack frame add $8, %rsp CFI_ADJUST_CFA_OFFSET(-8) @@ -267,15 +296,20 @@ sigsetjmp: CFI_RESTORE(%rdi) // tail jump to libc sigsetjmp movl $0, %eax +#if !defined(__APPLE__) movq _ZN14__interception14real_sigsetjmpE@GOTPCREL(%rip), %rdx jmp *(%rdx) +#else + jmp ASM_TSAN_SYMBOL(sigsetjmp) +#endif CFI_ENDPROC -.size sigsetjmp, .-sigsetjmp +ASM_SIZE(ASM_TSAN_SYMBOL_INTERCEPTOR(sigsetjmp)) +#if !defined(__APPLE__) .comm _ZN14__interception16real___sigsetjmpE,8,8 -.globl __sigsetjmp -.type __sigsetjmp, @function -__sigsetjmp: +.globl ASM_TSAN_SYMBOL_INTERCEPTOR(__sigsetjmp) +ASM_TYPE_FUNCTION(ASM_TSAN_SYMBOL_INTERCEPTOR(__sigsetjmp)) +ASM_TSAN_SYMBOL_INTERCEPTOR(__sigsetjmp): CFI_STARTPROC // save env parameter push %rdi @@ -299,7 +333,7 @@ __sigsetjmp: rol $0x11, %rsi #endif // call tsan interceptor - call __tsan_setjmp + call ASM_TSAN_SYMBOL(__tsan_setjmp) // unalign stack frame add $8, %rsp CFI_ADJUST_CFA_OFFSET(-8) @@ -316,7 +350,8 @@ __sigsetjmp: movq _ZN14__interception16real___sigsetjmpE@GOTPCREL(%rip), %rdx jmp *(%rdx) CFI_ENDPROC -.size __sigsetjmp, .-__sigsetjmp +ASM_SIZE(ASM_TSAN_SYMBOL_INTERCEPTOR(__sigsetjmp)) +#endif // !defined(__APPLE__) #if defined(__FreeBSD__) || defined(__linux__) /* We do not need executable stack. */ |