214 lines
7.9 KiB
C++
214 lines
7.9 KiB
C++
// -*- mode:c++ -*-
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// Copyright (c) 2007 The Hewlett-Packard Development Company
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// All rights reserved.
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//
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// Redistribution and use of this software in source and binary forms,
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// with or without modification, are permitted provided that the
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// following conditions are met:
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//
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// The software must be used only for Non-Commercial Use which means any
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// use which is NOT directed to receiving any direct monetary
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// compensation for, or commercial advantage from such use. Illustrative
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// examples of non-commercial use are academic research, personal study,
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// teaching, education and corporate research & development.
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// Illustrative examples of commercial use are distributing products for
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// commercial advantage and providing services using the software for
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// commercial advantage.
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//
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// If you wish to use this software or functionality therein that may be
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// covered by patents for commercial use, please contact:
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// Director of Intellectual Property Licensing
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// Office of Strategy and Technology
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// Hewlett-Packard Company
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// 1501 Page Mill Road
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// Palo Alto, California 94304
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//
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// Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer. Redistributions
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// in binary form must reproduce the above copyright notice, this list of
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// conditions and the following disclaimer in the documentation and/or
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// other materials provided with the distribution. Neither the name of
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// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission. No right of
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// sublicense is granted herewith. Derivatives of the software and
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// output created using the software may be prepared, but only for
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// Non-Commercial Uses. Derivatives of the software may be shared with
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// others provided: (i) the others agree to abide by the list of
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// conditions herein which includes the Non-Commercial Use restrictions;
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// and (ii) such Derivatives of the software include the above copyright
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// notice to acknowledge the contribution from this software where
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// applicable, this list of conditions and the disclaimer below.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Authors: Gabe Black
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let {{
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# This will be populated with mappings between microop mnemonics and
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# the classes that represent them.
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microopClasses = {}
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}};
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//A class which is the base of all x86 micro ops. It provides a function to
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//set necessary flags appropriately.
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output header {{
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class X86MicroOpBase : public X86StaticInst
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{
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protected:
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const char * instMnem;
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uint8_t opSize;
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uint8_t addrSize;
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X86MicroOpBase(ExtMachInst _machInst,
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const char *mnem, const char *_instMnem,
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bool isMicro, bool isDelayed,
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bool isFirst, bool isLast,
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OpClass __opClass) :
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X86StaticInst(mnem, _machInst, __opClass),
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instMnem(_instMnem)
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{
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flags[IsMicroOp] = isMicro;
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flags[IsDelayedCommit] = isDelayed;
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flags[IsFirstMicroOp] = isFirst;
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flags[IsLastMicroOp] = isLast;
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}
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std::string generateDisassembly(Addr pc,
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const SymbolTable *symtab) const
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{
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std::stringstream ss;
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ccprintf(ss, "\t%s.%s", instMnem, mnemonic);
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return ss.str();
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}
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};
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}};
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//////////////////////////////////////////////////////////////////////////
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//
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// Base class for the python representation of x86 microops
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//
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//////////////////////////////////////////////////////////////////////////
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let {{
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class X86Microop(object):
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def __init__(self, name):
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self.name = name
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# This converts a list of python bools into
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# a comma seperated list of C++ bools.
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def microFlagsText(self, vals):
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text = ""
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for val in vals:
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if val:
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text += ", true"
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else:
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text += ", false"
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return text
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def getAllocator(self, mnemonic, *microFlags):
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return 'new %s(machInst, %s)' % (self.className, mnemonic, self.microFlagsText(microFlags))
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}};
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//////////////////////////////////////////////////////////////////////////
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//
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// LdStOp Microop templates
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//
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//////////////////////////////////////////////////////////////////////////
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def template MicroLdStOpDeclare {{
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class %(class_name)s : public X86MicroOpBase
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{
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protected:
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const uint8_t scale;
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const RegIndex index;
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const RegIndex base;
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const uint64_t disp;
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const uint8_t segment;
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const RegIndex data;
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const uint8_t dataSize;
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const uint8_t addressSize;
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void buildMe();
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public:
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%(class_name)s(ExtMachInst _machInst,
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const char * instMnem,
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bool isMicro, bool isDelayed, bool isFirst, bool isLast,
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uint8_t _scale, RegIndex _index, RegIndex _base,
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uint64_t _disp, uint8_t _segment,
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RegIndex _data,
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uint8_t _dataSize, uint8_t _addressSize);
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%(class_name)s(ExtMachInst _machInst,
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const char * instMnem,
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uint8_t _scale, RegIndex _index, RegIndex _base,
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uint64_t _disp, uint8_t _segment,
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RegIndex _data,
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uint8_t _dataSize, uint8_t _addressSize);
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%(BasicExecDeclare)s
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};
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}};
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def template MicroLdStOpConstructor {{
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inline void %(class_name)s::buildMe()
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{
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%(constructor)s;
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}
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inline %(class_name)s::%(class_name)s(
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ExtMachInst machInst, const char * instMnem,
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uint8_t _scale, RegIndex _index, RegIndex _base,
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uint64_t _disp, uint8_t _segment,
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RegIndex _data,
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uint8_t _dataSize, uint8_t _addressSize) :
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%(base_class)s(machInst, "%(mnemonic)s", instMnem,
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false, false, false, false, %(op_class)s),
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scale(_scale), index(_index), base(_base),
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disp(_disp), segment(_segment),
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data(_data),
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dataSize(_dataSize), addressSize(_addressSize)
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{
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buildMe();
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}
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inline %(class_name)s::%(class_name)s(
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ExtMachInst machInst, const char * instMnem,
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bool isMicro, bool isDelayed, bool isFirst, bool isLast,
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uint8_t _scale, RegIndex _index, RegIndex _base,
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uint64_t _disp, uint8_t segment,
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RegIndex data,
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uint8_t dataSize, uint8_t addressSize) :
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%(base_class)s(machInst, "%(mnemonic)s", instMnem,
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isMicro, isDelayed, isFirst, isLast, %(op_class)s),
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scale(_scale), index(_index), base(_base),
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disp(_disp), segment(_segment),
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data(_data),
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dataSize(_dataSize), addressSize(_addressSize)
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{
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buildMe();
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}
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}};
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//////////////////////////////////////////////////////////////////////////
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//
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// FpOp Microop templates
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//
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//////////////////////////////////////////////////////////////////////////
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//TODO Actually write an fp microop base class.
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