src/os/windows/vm/os_windows.cpp

*** 3154,3164 ****
  
  bool os::can_execute_large_page_memory() {
    return true;
  }
  
! char* os::reserve_memory_special(size_t bytes, char* addr, bool exec) {
  
    const DWORD prot = exec ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;
    const DWORD flags = MEM_RESERVE | MEM_COMMIT | MEM_LARGE_PAGES;
  
    // with large pages, there are two cases where we need to use Individual Allocation
--- 3154,3169 ----
  
  bool os::can_execute_large_page_memory() {
    return true;
  }
  
! char* os::reserve_memory_special(size_t bytes, size_t alignment, char* addr, bool exec) {
!   assert(UseLargePages, "only for large pages");
! 
!   if (!is_size_aligned(bytes, os::large_page_size()) || alignment > os::large_page_size()) {
!     return NULL; // Fallback to small pages.
!   }
  
    const DWORD prot = exec ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;
    const DWORD flags = MEM_RESERVE | MEM_COMMIT | MEM_LARGE_PAGES;
  
    // with large pages, there are two cases where we need to use Individual Allocation
*** 5636,5640 ****
--- 5641,5651 ----
      _OpenProcessToken != NULL &&
      _LookupPrivilegeValue != NULL;
  }
  
  #endif
+ 
+ #ifndef PRODUCT
+ void TestReserveMemorySpecial_test() {
+   // No tests available for this platform
+ }
+ #endif