src/share/vm/runtime/synchronizer.cpp

rev 4899 : 8019973: PPC64 (part 11): Fix IA64 preprocessor conditionals on AIX.
Summary: On AIX 7.1 systemcfg.h defines IA64 unconditionally, so test for !AIX where IA64 is used. Clean up old gcc bug workaround (ATTR) and includes in forte.cpp.

*** 51,67 ****
  #endif
  #ifdef TARGET_OS_FAMILY_bsd
  # include "os_bsd.inline.hpp"
  #endif
  
- #if defined(__GNUC__)
-   // Need to inhibit inlining for older versions of GCC to avoid build-time failures
-   #define ATTR __attribute__((noinline))
- #else
-   #define ATTR
- #endif
- 
  // The "core" versions of monitor enter and exit reside in this file.
  // The interpreter and compilers contain specialized transliterated
  // variants of the enter-exit fast-path operations.  See i486.ad fast_lock(),
  // for instance.  If you make changes here, make sure to modify the
  // interpreter, and both C1 and C2 fast-path inline locking code emission.
--- 51,60 ----
*** 939,949 ****
       freetally ++;
     }
     assert(freetally == Self->omFreeCount, "free count off");
  }
  */
! ObjectMonitor * ATTR ObjectSynchronizer::omAlloc (Thread * Self) {
      // A large MAXPRIVATE value reduces both list lock contention
      // and list coherency traffic, but also tends to increase the
      // number of objectMonitors in circulation as well as the STW
      // scavenge costs.  As usual, we lean toward time in space-time
      // tradeoffs.
--- 932,942 ----
       freetally ++;
     }
     assert(freetally == Self->omFreeCount, "free count off");
  }
  */
! ObjectMonitor * ObjectSynchronizer::omAlloc (Thread * Self) {
      // A large MAXPRIVATE value reduces both list lock contention
      // and list coherency traffic, but also tends to increase the
      // number of objectMonitors in circulation as well as the STW
      // scavenge costs.  As usual, we lean toward time in space-time
      // tradeoffs.
*** 1187,1197 ****
  
  // Note that we could encounter some performance loss through false-sharing as
  // multiple locks occupy the same $ line.  Padding might be appropriate.
  
  
! ObjectMonitor * ATTR ObjectSynchronizer::inflate (Thread * Self, oop object) {
    // Inflate mutates the heap ...
    // Relaxing assertion for bug 6320749.
    assert (Universe::verify_in_progress() ||
            !SafepointSynchronize::is_at_safepoint(), "invariant") ;
  
--- 1180,1190 ----
  
  // Note that we could encounter some performance loss through false-sharing as
  // multiple locks occupy the same $ line.  Padding might be appropriate.
  
  
! ObjectMonitor * ObjectSynchronizer::inflate (Thread * Self, oop object) {
    // Inflate mutates the heap ...
    // Relaxing assertion for bug 6320749.
    assert (Universe::verify_in_progress() ||
            !SafepointSynchronize::is_at_safepoint(), "invariant") ;