never@1445: /*
coleenp@4037:  * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
twisti@2762:  * Copyright 2007, 2008, 2011 Red Hat, Inc.
never@1445:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
never@1445:  *
never@1445:  * This code is free software; you can redistribute it and/or modify it
never@1445:  * under the terms of the GNU General Public License version 2 only, as
never@1445:  * published by the Free Software Foundation.
never@1445:  *
never@1445:  * This code is distributed in the hope that it will be useful, but WITHOUT
never@1445:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
never@1445:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
never@1445:  * version 2 for more details (a copy is included in the LICENSE file that
never@1445:  * accompanied this code).
never@1445:  *
never@1445:  * You should have received a copy of the GNU General Public License version
never@1445:  * 2 along with this work; if not, write to the Free Software Foundation,
never@1445:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
never@1445:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
never@1445:  *
never@1445:  */
never@1445: 
stefank@2314: #ifndef CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP
stefank@2314: #define CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP
stefank@2314: 
never@1445: // Platform specific for C++ based Interpreter
never@1445: 
never@1445: #if defined(PPC) || defined(SPARC) || defined(IA64)
never@1445: #define LOTS_OF_REGS   // Use plenty of registers
never@1445: #else
never@1445: #undef LOTS_OF_REGS    // Loser platforms
never@1445: #endif
never@1445: 
never@1445:  private:
never@1445:   interpreterState _self_link;
never@1445: 
never@1445:  public:
never@1445:   inline void set_locals(intptr_t* new_locals) {
never@1445:     _locals = new_locals;
never@1445:   }
coleenp@4037:   inline void set_method(Method* new_method) {
never@1445:     _method = new_method;
never@1445:   }
never@1445:   inline interpreterState self_link() {
never@1445:     return _self_link;
never@1445:   }
never@1445:   inline void set_self_link(interpreterState new_self_link) {
never@1445:     _self_link = new_self_link;
never@1445:   }
never@1445:   inline interpreterState prev_link() {
never@1445:     return _prev_link;
never@1445:   }
never@1445:   inline void set_prev_link(interpreterState new_prev_link) {
never@1445:     _prev_link = new_prev_link;
never@1445:   }
never@1445:   inline void set_stack_limit(intptr_t* new_stack_limit) {
never@1445:     _stack_limit = new_stack_limit;
never@1445:   }
never@1445:   inline void set_stack_base(intptr_t* new_stack_base) {
never@1445:     _stack_base = new_stack_base;
never@1445:   }
never@1445:   inline void set_monitor_base(BasicObjectLock *new_monitor_base) {
never@1445:     _monitor_base = new_monitor_base;
never@1445:   }
never@1445:   inline void set_thread(JavaThread* new_thread) {
never@1445:     _thread = new_thread;
never@1445:   }
coleenp@4037:   inline void set_constants(ConstantPoolCache* new_constants) {
never@1445:     _constants = new_constants;
never@1445:   }
never@1445:   inline oop oop_temp() {
never@1445:     return _oop_temp;
never@1445:   }
never@1445:   inline oop *oop_temp_addr() {
never@1445:     return &_oop_temp;
never@1445:   }
never@1445:   inline void set_oop_temp(oop new_oop_temp) {
never@1445:     _oop_temp = new_oop_temp;
never@1445:   }
never@1445:   inline address callee_entry_point() {
never@1445:     return _result._to_call._callee_entry_point;
never@1445:   }
never@1445:   inline address osr_buf() {
never@1445:     return _result._osr._osr_buf;
never@1445:   }
never@1445:   inline address osr_entry() {
never@1445:     return _result._osr._osr_entry;
never@1445:   }
never@1445: 
never@1445:  public:
never@1445:   const char *name_of_field_at_address(address addr);
never@1445: 
never@1445: // The frame manager handles this
never@1445: #define SET_LAST_JAVA_FRAME()
never@1445: #define RESET_LAST_JAVA_FRAME()
never@1445: 
never@1445: // ZeroStack Implementation
never@1445: 
never@1445: #undef STACK_INT
never@1445: #undef STACK_FLOAT
never@1445: #undef STACK_ADDR
never@1445: #undef STACK_OBJECT
never@1445: #undef STACK_DOUBLE
never@1445: #undef STACK_LONG
never@1445: 
never@1445: #define GET_STACK_SLOT(offset)    (*((intptr_t*) &topOfStack[-(offset)]))
never@1445: #define STACK_SLOT(offset)    ((address) &topOfStack[-(offset)])
never@1445: #define STACK_ADDR(offset)    (*((address *) &topOfStack[-(offset)]))
never@1445: #define STACK_INT(offset)     (*((jint*) &topOfStack[-(offset)]))
never@1445: #define STACK_FLOAT(offset)   (*((jfloat *) &topOfStack[-(offset)]))
never@1445: #define STACK_OBJECT(offset)  (*((oop *) &topOfStack [-(offset)]))
never@1445: #define STACK_DOUBLE(offset)  (((VMJavaVal64*) &topOfStack[-(offset)])->d)
never@1445: #define STACK_LONG(offset)    (((VMJavaVal64 *) &topOfStack[-(offset)])->l)
never@1445: 
never@1445: #define SET_STACK_SLOT(value, offset)   (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))
never@1445: #define SET_STACK_ADDR(value, offset)   (*((address *)&topOfStack[-(offset)]) = (value))
never@1445: #define SET_STACK_INT(value, offset)    (*((jint *)&topOfStack[-(offset)]) = (value))
never@1445: #define SET_STACK_FLOAT(value, offset)  (*((jfloat *)&topOfStack[-(offset)]) = (value))
never@1445: #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))
never@1445: #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))
never@1445: #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d =  \
never@1445:                                                  ((VMJavaVal64*)(addr))->d)
never@1445: #define SET_STACK_LONG(value, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))
never@1445: #define SET_STACK_LONG_FROM_ADDR(addr, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l =  \
never@1445:                                                  ((VMJavaVal64*)(addr))->l)
never@1445: // JavaLocals implementation
never@1445: 
never@1445: #define LOCALS_SLOT(offset)    ((intptr_t*)&locals[-(offset)])
never@1445: #define LOCALS_ADDR(offset)    ((address)locals[-(offset)])
never@1445: #define LOCALS_INT(offset)     (*((jint*)&locals[-(offset)]))
never@1445: #define LOCALS_FLOAT(offset)   (*((jfloat*)&locals[-(offset)]))
simonis@6483: #define LOCALS_OBJECT(offset)  (cast_to_oop(locals[-(offset)]))
never@1445: #define LOCALS_DOUBLE(offset)  (((VMJavaVal64*)&locals[-((offset) + 1)])->d)
never@1445: #define LOCALS_LONG(offset)    (((VMJavaVal64*)&locals[-((offset) + 1)])->l)
never@1445: #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))
never@1445: #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))
never@1445: 
never@1445: #define SET_LOCALS_SLOT(value, offset)    (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))
never@1445: #define SET_LOCALS_ADDR(value, offset)    (*((address *)&locals[-(offset)]) = (value))
never@1445: #define SET_LOCALS_INT(value, offset)     (*((jint *)&locals[-(offset)]) = (value))
never@1445: #define SET_LOCALS_FLOAT(value, offset)   (*((jfloat *)&locals[-(offset)]) = (value))
never@1445: #define SET_LOCALS_OBJECT(value, offset)  (*((oop *)&locals[-(offset)]) = (value))
never@1445: #define SET_LOCALS_DOUBLE(value, offset)  (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))
never@1445: #define SET_LOCALS_LONG(value, offset)    (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))
never@1445: #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \
never@1445:                                                   ((VMJavaVal64*)(addr))->d)
never@1445: #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
never@1445:                                                 ((VMJavaVal64*)(addr))->l)
stefank@2314: 
twisti@2762: // VMSlots implementation
twisti@2762: 
twisti@2762: #define VMSLOTS_SLOT(offset)    ((intptr_t*)&vmslots[(offset)])
twisti@2762: #define VMSLOTS_ADDR(offset)    ((address)vmslots[(offset)])
twisti@2762: #define VMSLOTS_INT(offset)     (*((jint*)&vmslots[(offset)]))
twisti@2762: #define VMSLOTS_FLOAT(offset)   (*((jfloat*)&vmslots[(offset)]))
twisti@2762: #define VMSLOTS_OBJECT(offset)  ((oop)vmslots[(offset)])
twisti@2762: #define VMSLOTS_DOUBLE(offset)  (((VMJavaVal64*)&vmslots[(offset) - 1])->d)
twisti@2762: #define VMSLOTS_LONG(offset)    (((VMJavaVal64*)&vmslots[(offset) - 1])->l)
twisti@2762: 
twisti@2762: #define SET_VMSLOTS_SLOT(value, offset)   (*(intptr_t*)&vmslots[(offset)] = *(intptr_t *)(value))
twisti@2762: #define SET_VMSLOTS_ADDR(value, offset)   (*((address *)&vmslots[(offset)]) = (value))
twisti@2762: #define SET_VMSLOTS_INT(value, offset)    (*((jint *)&vmslots[(offset)]) = (value))
twisti@2762: #define SET_VMSLOTS_FLOAT(value, offset)  (*((jfloat *)&vmslots[(offset)]) = (value))
twisti@2762: #define SET_VMSLOTS_OBJECT(value, offset) (*((oop *)&vmslots[(offset)]) = (value))
twisti@2762: #define SET_VMSLOTS_DOUBLE(value, offset) (((VMJavaVal64*)&vmslots[(offset) - 1])->d = (value))
twisti@2762: #define SET_VMSLOTS_LONG(value, offset)   (((VMJavaVal64*)&vmslots[(offset) - 1])->l = (value))
twisti@2762: 
stefank@2314: #endif // CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP