Mercurial > jdk8-mips64-public > hotspot / file revision

 /*

  * Copyright 2002 Sun Microsystems, Inc.  All Rights Reserved.

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

  *

  * This code is free software; you can redistribute it and/or modify it

  * under the terms of the GNU General Public License version 2 only, as

  * published by the Free Software Foundation.

  *

  * This code is distributed in the hope that it will be useful, but WITHOUT

  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

  * version 2 for more details (a copy is included in the LICENSE file that

  * accompanied this code).

  *

  * You should have received a copy of the GNU General Public License version

  * 2 along with this work; if not, write to the Free Software Foundation,

  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

  *

  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

  * CA 95054 USA or visit www.sun.com if you need additional information or

  * have any questions.

  *

  */

 // Platform specific for C++ based Interpreter

 private:

     interpreterState _self_link;          /*  Previous interpreter state  */ /* sometimes points to self??? */

     address   _result_handler;            /* temp for saving native result handler */

     intptr_t* _sender_sp;                 /* sender's sp before stack (locals) extension */

     address   _extra_junk1;               /* temp to save on recompiles */

     address   _extra_junk2;               /* temp to save on recompiles */

     address   _extra_junk3;               /* temp to save on recompiles */

     // address dummy_for_native2;         /* a native frame result handler would be here... */

     // address dummy_for_native1;         /* native result type stored here in a interpreter native frame */

     address   _extra_junk4;               /* temp to save on recompiles */

     address   _extra_junk5;               /* temp to save on recompiles */

     address   _extra_junk6;               /* temp to save on recompiles */

 public:

                                                          // we have an interpreter frame...

 inline intptr_t* sender_sp() {

   return _sender_sp;

 }

 // The interpreter always has the frame anchor fully setup so we don't

 // have to do anything going to vm from the interpreter. On return

 // we do have to clear the flags in case they we're modified to

 // maintain the stack walking invariants.

 //

 #define SET_LAST_JAVA_FRAME()

 #define RESET_LAST_JAVA_FRAME()

 /*

  * Macros for accessing the stack.

  */

 #undef STACK_INT

 #undef STACK_FLOAT

 #undef STACK_ADDR

 #undef STACK_OBJECT

 #undef STACK_DOUBLE

 #undef STACK_LONG

 // JavaStack Implementation

 #define GET_STACK_SLOT(offset)    (*((intptr_t*) &topOfStack[-(offset)]))

 #define STACK_SLOT(offset)    ((address) &topOfStack[-(offset)])

 #define STACK_ADDR(offset)    (*((address *) &topOfStack[-(offset)]))

 #define STACK_INT(offset)     (*((jint*) &topOfStack[-(offset)]))

 #define STACK_FLOAT(offset)   (*((jfloat *) &topOfStack[-(offset)]))

 #define STACK_OBJECT(offset)  (*((oop *) &topOfStack [-(offset)]))

 #define STACK_DOUBLE(offset)  (((VMJavaVal64*) &topOfStack[-(offset)])->d)

 #define STACK_LONG(offset)    (((VMJavaVal64 *) &topOfStack[-(offset)])->l)

 #define SET_STACK_SLOT(value, offset)   (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))

 #define SET_STACK_ADDR(value, offset)   (*((address *)&topOfStack[-(offset)]) = (value))

 #define SET_STACK_INT(value, offset)    (*((jint *)&topOfStack[-(offset)]) = (value))

 #define SET_STACK_FLOAT(value, offset)  (*((jfloat *)&topOfStack[-(offset)]) = (value))

 #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))

 #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))

 #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d =  \

                                                  ((VMJavaVal64*)(addr))->d)

 #define SET_STACK_LONG(value, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))

 #define SET_STACK_LONG_FROM_ADDR(addr, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l =  \

                                                  ((VMJavaVal64*)(addr))->l)

 // JavaLocals implementation

 #define LOCALS_SLOT(offset)    ((intptr_t*)&locals[-(offset)])

 #define LOCALS_ADDR(offset)    ((address)locals[-(offset)])

 #define LOCALS_INT(offset)     ((jint)(locals[-(offset)]))

 #define LOCALS_FLOAT(offset)   (*((jfloat*)&locals[-(offset)]))

 #define LOCALS_OBJECT(offset)  ((oop)locals[-(offset)])

 #define LOCALS_DOUBLE(offset)  (((VMJavaVal64*)&locals[-((offset) + 1)])->d)

 #define LOCALS_LONG(offset)    (((VMJavaVal64*)&locals[-((offset) + 1)])->l)

 #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))

 #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))

 #define SET_LOCALS_SLOT(value, offset)    (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))

 #define SET_LOCALS_ADDR(value, offset)    (*((address *)&locals[-(offset)]) = (value))

 #define SET_LOCALS_INT(value, offset)     (*((jint *)&locals[-(offset)]) = (value))

 #define SET_LOCALS_FLOAT(value, offset)   (*((jfloat *)&locals[-(offset)]) = (value))

 #define SET_LOCALS_OBJECT(value, offset)  (*((oop *)&locals[-(offset)]) = (value))

 #define SET_LOCALS_DOUBLE(value, offset)  (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))

 #define SET_LOCALS_LONG(value, offset)    (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))

 #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \

                                                   ((VMJavaVal64*)(addr))->d)

 #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \

                                                 ((VMJavaVal64*)(addr))->l)