src/share/vm/runtime/stackValueCollection.cpp

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rev 6670 : 8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories.
Reviewed-by: lfoltan, coleenp, dholmes


   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  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 #include "precompiled.hpp"
  26 #include "runtime/stackValueCollection.hpp"
  27 #ifdef TARGET_ARCH_x86
  28 # include "jniTypes_x86.hpp"
  29 #endif
  30 #ifdef TARGET_ARCH_sparc
  31 # include "jniTypes_sparc.hpp"
  32 #endif
  33 #ifdef TARGET_ARCH_zero
  34 # include "jniTypes_zero.hpp"
  35 #endif
  36 #ifdef TARGET_ARCH_arm
  37 # include "jniTypes_arm.hpp"
  38 #endif
  39 #ifdef TARGET_ARCH_ppc
  40 # include "jniTypes_ppc.hpp"
  41 #endif
  42 
  43 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
  44 
  45 jint StackValueCollection::int_at(int slot) const {
  46   intptr_t val =  at(slot)->get_int();
  47   jint ival = *((jint*) (&val));
  48   return ival;
  49 }
  50 
  51 jlong StackValueCollection::long_at(int slot) const {
  52 #ifdef _LP64
  53   return at(slot+1)->get_int();
  54 #else
  55   union {
  56     jlong jl;
  57     jint  array[2];
  58   } value;
  59   // Interpreter stack is reversed in memory:
  60   // low memory location is in higher java local slot.
  61   value.array[0] = at(slot+1)->get_int();




   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  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 #include "precompiled.hpp"
  26 #include "runtime/stackValueCollection.hpp"















  27 
  28 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
  29 
  30 jint StackValueCollection::int_at(int slot) const {
  31   intptr_t val =  at(slot)->get_int();
  32   jint ival = *((jint*) (&val));
  33   return ival;
  34 }
  35 
  36 jlong StackValueCollection::long_at(int slot) const {
  37 #ifdef _LP64
  38   return at(slot+1)->get_int();
  39 #else
  40   union {
  41     jlong jl;
  42     jint  array[2];
  43   } value;
  44   // Interpreter stack is reversed in memory:
  45   // low memory location is in higher java local slot.
  46   value.array[0] = at(slot+1)->get_int();