13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef OS_WINDOWS_OS_WINDOWS_INLINE_HPP
  26 #define OS_WINDOWS_OS_WINDOWS_INLINE_HPP
  27 
  28 #include "runtime/os.hpp"
  29 #include "runtime/thread.hpp"
  30 
  31 inline const char* os::dll_file_extension()            { return ".dll"; }
  32 
  33 inline const int os::default_file_open_flags() { return O_BINARY | O_NOINHERIT;}
  34 
  35 inline void  os::dll_unload(void *lib) {
  36   ::FreeLibrary((HMODULE)lib);
  37 }
  38 
  39 inline void* os::dll_lookup(void *lib, const char *name) {
  40   return (void*)::GetProcAddress((HMODULE)lib, name);
  41 }
  42 
  43 inline bool os::uses_stack_guard_pages() {
  44   return true;
  45 }
  46 
  47 inline bool os::must_commit_stack_guard_pages() {
  48   return true;
  49 }
  50 
  51 // Bang the shadow pages if they need to be touched to be mapped.
  52 inline void os::map_stack_shadow_pages(address sp) {
  53   // Write to each page of our new frame to force OS mapping.
  54   // If we decrement stack pointer more than one page

  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef OS_WINDOWS_OS_WINDOWS_INLINE_HPP
  26 #define OS_WINDOWS_OS_WINDOWS_INLINE_HPP
  27 
  28 #include "runtime/os.hpp"
  29 #include "runtime/thread.hpp"
  30 
  31 inline const char* os::dll_file_extension()            { return ".dll"; }
  32 


  33 inline void  os::dll_unload(void *lib) {
  34   ::FreeLibrary((HMODULE)lib);
  35 }
  36 
  37 inline void* os::dll_lookup(void *lib, const char *name) {
  38   return (void*)::GetProcAddress((HMODULE)lib, name);
  39 }
  40 
  41 inline bool os::uses_stack_guard_pages() {
  42   return true;
  43 }
  44 
  45 inline bool os::must_commit_stack_guard_pages() {
  46   return true;
  47 }
  48 
  49 // Bang the shadow pages if they need to be touched to be mapped.
  50 inline void os::map_stack_shadow_pages(address sp) {
  51   // Write to each page of our new frame to force OS mapping.
  52   // If we decrement stack pointer more than one page