duke@435: /*
stefank@2314:  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
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.
duke@435:  *
duke@435:  */
duke@435: 
stefank@2314: #ifndef CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP
stefank@2314: #define CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP
stefank@2314: 
duke@435: // Platform specific for C++ based Interpreter
duke@435: #define LOTS_OF_REGS    /* Lets interpreter use plenty of registers */
duke@435: 
duke@435: private:
duke@435: 
duke@435:     // save the bottom of the stack after frame manager setup. For ease of restoration after return
duke@435:     // from recursive interpreter call
duke@435:     intptr_t*  _frame_bottom;             /* saved bottom of frame manager frame */
duke@435:     intptr_t* _last_Java_pc;              /* pc to return to in frame manager */
duke@435:     interpreterState _self_link;          /*  Previous interpreter state  */ /* sometimes points to self??? */
duke@435:     double    _native_fresult;            /* save result of native calls that might return floats */
duke@435:     intptr_t  _native_lresult;            /* save result of native calls that might return handle/longs */
duke@435: public:
duke@435: 
duke@435:     static void pd_layout_interpreterState(interpreterState istate, address last_Java_pc, intptr_t* last_Java_fp);
duke@435: 
duke@435: 
duke@435: #define SET_LAST_JAVA_FRAME()
duke@435: 
duke@435: #define RESET_LAST_JAVA_FRAME() THREAD->frame_anchor()->set_flags(0);
duke@435: 
duke@435: /*
duke@435:  * Macros for accessing the stack.
duke@435:  */
duke@435: #undef STACK_INT
duke@435: #undef STACK_FLOAT
duke@435: #undef STACK_ADDR
duke@435: #undef STACK_OBJECT
duke@435: #undef STACK_DOUBLE
duke@435: #undef STACK_LONG
duke@435: // JavaStack Implementation
duke@435: 
duke@435: 
duke@435: #define GET_STACK_SLOT(offset)    (*((intptr_t*) &topOfStack[-(offset)]))
duke@435: #define STACK_SLOT(offset)    ((address) &topOfStack[-(offset)])
duke@435: #define STACK_ADDR(offset)    (*((address *) &topOfStack[-(offset)]))
duke@435: #define STACK_INT(offset)     (*((jint*) &topOfStack[-(offset)]))
duke@435: #define STACK_FLOAT(offset)   (*((jfloat *) &topOfStack[-(offset)]))
duke@435: #define STACK_OBJECT(offset)  (*((oop *) &topOfStack [-(offset)]))
duke@435: #define STACK_DOUBLE(offset)  (((VMJavaVal64*) &topOfStack[-(offset)])->d)
duke@435: #define STACK_LONG(offset)    (((VMJavaVal64 *) &topOfStack[-(offset)])->l)
duke@435: 
duke@435: #define SET_STACK_SLOT(value, offset)   (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))
duke@435: #define SET_STACK_ADDR(value, offset)   (*((address *)&topOfStack[-(offset)]) = (value))
duke@435: #define SET_STACK_INT(value, offset)    (*((jint *)&topOfStack[-(offset)]) = (value))
duke@435: #define SET_STACK_FLOAT(value, offset)  (*((jfloat *)&topOfStack[-(offset)]) = (value))
duke@435: #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))
duke@435: #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))
duke@435: #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d =  \
duke@435:                                                  ((VMJavaVal64*)(addr))->d)
duke@435: #define SET_STACK_LONG(value, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))
duke@435: #define SET_STACK_LONG_FROM_ADDR(addr, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l =  \
duke@435:                                                  ((VMJavaVal64*)(addr))->l)
duke@435: 
duke@435: #define LOCALS_SLOT(offset)    ((intptr_t*)&locals[-(offset)])
duke@435: #define LOCALS_ADDR(offset)    ((address)locals[-(offset)])
sgoldman@558: #define LOCALS_INT(offset)     (*((jint*)&locals[-(offset)]))
duke@435: #define LOCALS_FLOAT(offset)   (*((jfloat*)&locals[-(offset)]))
duke@435: #define LOCALS_OBJECT(offset)  ((oop)locals[-(offset)])
duke@435: #define LOCALS_DOUBLE(offset)  (((VMJavaVal64*)&locals[-((offset) + 1)])->d)
duke@435: #define LOCALS_LONG(offset)    (((VMJavaVal64*)&locals[-((offset) + 1)])->l)
duke@435: #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))
duke@435: #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))
duke@435: 
duke@435: #define SET_LOCALS_SLOT(value, offset)    (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))
duke@435: #define SET_LOCALS_ADDR(value, offset)    (*((address *)&locals[-(offset)]) = (value))
duke@435: #define SET_LOCALS_INT(value, offset)     (*((jint *)&locals[-(offset)]) = (value))
duke@435: #define SET_LOCALS_FLOAT(value, offset)   (*((jfloat *)&locals[-(offset)]) = (value))
duke@435: #define SET_LOCALS_OBJECT(value, offset)  (*((oop *)&locals[-(offset)]) = (value))
duke@435: #define SET_LOCALS_DOUBLE(value, offset)  (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))
duke@435: #define SET_LOCALS_LONG(value, offset)    (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))
duke@435: #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \
duke@435:                                                   ((VMJavaVal64*)(addr))->d)
duke@435: #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
duke@435:                                                 ((VMJavaVal64*)(addr))->l)
stefank@2314: 
stefank@2314: #endif // CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP