author | chegar |
Wed, 16 Dec 2015 12:17:03 +0000 | |
changeset 34705 | 228508cfabc4 |
parent 22849 | b8670e920530 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef CPU_X86_VM_BYTECODEINTERPRETER_X86_HPP |
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#define CPU_X86_VM_BYTECODEINTERPRETER_X86_HPP |
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// Platform specific for C++ based Interpreter |
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private: |
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interpreterState _self_link; /* Previous interpreter state */ /* sometimes points to self??? */ |
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address _result_handler; /* temp for saving native result handler */ |
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intptr_t* _sender_sp; /* sender's sp before stack (locals) extension */ |
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address _extra_junk1; /* temp to save on recompiles */ |
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address _extra_junk2; /* temp to save on recompiles */ |
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address _extra_junk3; /* temp to save on recompiles */ |
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// address dummy_for_native2; /* a native frame result handler would be here... */ |
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// address dummy_for_native1; /* native result type stored here in a interpreter native frame */ |
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address _extra_junk4; /* temp to save on recompiles */ |
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address _extra_junk5; /* temp to save on recompiles */ |
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address _extra_junk6; /* temp to save on recompiles */ |
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public: |
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// we have an interpreter frame... |
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inline intptr_t* sender_sp() { |
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return _sender_sp; |
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} |
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// The interpreter always has the frame anchor fully setup so we don't |
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// have to do anything going to vm from the interpreter. On return |
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// we do have to clear the flags in case they we're modified to |
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// maintain the stack walking invariants. |
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// |
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#define SET_LAST_JAVA_FRAME() |
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#define RESET_LAST_JAVA_FRAME() |
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/* |
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* Macros for accessing the stack. |
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*/ |
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#undef STACK_INT |
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#undef STACK_FLOAT |
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#undef STACK_ADDR |
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#undef STACK_OBJECT |
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#undef STACK_DOUBLE |
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#undef STACK_LONG |
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// JavaStack Implementation |
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#define GET_STACK_SLOT(offset) (*((intptr_t*) &topOfStack[-(offset)])) |
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#define STACK_SLOT(offset) ((address) &topOfStack[-(offset)]) |
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#define STACK_ADDR(offset) (*((address *) &topOfStack[-(offset)])) |
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#define STACK_INT(offset) (*((jint*) &topOfStack[-(offset)])) |
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#define STACK_FLOAT(offset) (*((jfloat *) &topOfStack[-(offset)])) |
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#define STACK_OBJECT(offset) (*((oop *) &topOfStack [-(offset)])) |
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#define STACK_DOUBLE(offset) (((VMJavaVal64*) &topOfStack[-(offset)])->d) |
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#define STACK_LONG(offset) (((VMJavaVal64 *) &topOfStack[-(offset)])->l) |
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#define SET_STACK_SLOT(value, offset) (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value)) |
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#define SET_STACK_ADDR(value, offset) (*((address *)&topOfStack[-(offset)]) = (value)) |
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#define SET_STACK_INT(value, offset) (*((jint *)&topOfStack[-(offset)]) = (value)) |
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#define SET_STACK_FLOAT(value, offset) (*((jfloat *)&topOfStack[-(offset)]) = (value)) |
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#define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value)) |
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#define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value)) |
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#define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = \ |
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((VMJavaVal64*)(addr))->d) |
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#define SET_STACK_LONG(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value)) |
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#define SET_STACK_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = \ |
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((VMJavaVal64*)(addr))->l) |
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// JavaLocals implementation |
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#define LOCALS_SLOT(offset) ((intptr_t*)&locals[-(offset)]) |
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#define LOCALS_ADDR(offset) ((address)locals[-(offset)]) |
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#define LOCALS_INT(offset) ((jint)(locals[-(offset)])) |
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#define LOCALS_FLOAT(offset) (*((jfloat*)&locals[-(offset)])) |
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#define LOCALS_OBJECT(offset) (cast_to_oop(locals[-(offset)])) |
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#define LOCALS_DOUBLE(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->d) |
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#define LOCALS_LONG(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->l) |
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#define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)])) |
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#define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)])) |
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#define SET_LOCALS_SLOT(value, offset) (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value)) |
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#define SET_LOCALS_ADDR(value, offset) (*((address *)&locals[-(offset)]) = (value)) |
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#define SET_LOCALS_INT(value, offset) (*((jint *)&locals[-(offset)]) = (value)) |
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#define SET_LOCALS_FLOAT(value, offset) (*((jfloat *)&locals[-(offset)]) = (value)) |
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#define SET_LOCALS_OBJECT(value, offset) (*((oop *)&locals[-(offset)]) = (value)) |
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#define SET_LOCALS_DOUBLE(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value)) |
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#define SET_LOCALS_LONG(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value)) |
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#define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \ |
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((VMJavaVal64*)(addr))->d) |
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#define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \ |
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((VMJavaVal64*)(addr))->l) |
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#endif // CPU_X86_VM_BYTECODEINTERPRETER_X86_HPP |