diff -r 4d034d861e13 -r 8a3599d60996 src/hotspot/os_cpu/bsd_x86/atomic_bsd_x86.hpp
--- a/src/hotspot/os_cpu/bsd_x86/atomic_bsd_x86.hpp	Thu Sep 28 11:02:55 2017 +0200
+++ b/src/hotspot/os_cpu/bsd_x86/atomic_bsd_x86.hpp	Tue Sep 26 14:05:27 2017 +0200
@@ -61,24 +61,6 @@
   return old_value;
 }
 
-inline void Atomic::inc    (volatile jint*     dest) {
-  __asm__ volatile (  "lock addl $1,(%0)" :
-                    : "r" (dest) : "cc", "memory");
-}
-
-inline void Atomic::inc_ptr(volatile void*     dest) {
-  inc_ptr((volatile intptr_t*)dest);
-}
-
-inline void Atomic::dec    (volatile jint*     dest) {
-  __asm__ volatile (  "lock subl $1,(%0)" :
-                    : "r" (dest) : "cc", "memory");
-}
-
-inline void Atomic::dec_ptr(volatile void*     dest) {
-  dec_ptr((volatile intptr_t*)dest);
-}
-
 inline jint     Atomic::xchg    (jint     exchange_value, volatile jint*     dest) {
   __asm__ volatile (  "xchgl (%2),%0"
                     : "=r" (exchange_value)
@@ -136,20 +118,6 @@
   return old_value;
 }
 
-inline void Atomic::inc_ptr(volatile intptr_t* dest) {
-  __asm__ __volatile__ (  "lock addq $1,(%0)"
-                        :
-                        : "r" (dest)
-                        : "cc", "memory");
-}
-
-inline void Atomic::dec_ptr(volatile intptr_t* dest) {
-  __asm__ __volatile__ (  "lock subq $1,(%0)"
-                        :
-                        : "r" (dest)
-                        : "cc", "memory");
-}
-
 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
   __asm__ __volatile__ ("xchgq (%2),%0"
                         : "=r" (exchange_value)
@@ -176,14 +144,6 @@
 
 #else // !AMD64
 
-inline void Atomic::inc_ptr(volatile intptr_t* dest) {
-  inc((volatile jint*)dest);
-}
-
-inline void Atomic::dec_ptr(volatile intptr_t* dest) {
-  dec((volatile jint*)dest);
-}
-
 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
   return (intptr_t)xchg((jint)exchange_value, (volatile jint*)dest);
 }