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// -*- mode:c++ -*-
// Copyright (c) 2007 The Hewlett-Packard Development Company
// All rights reserved.
//
// Redistribution and use of this software in source and binary forms,
// with or without modification, are permitted provided that the
// following conditions are met:
//
// The software must be used only for Non-Commercial Use which means any
// use which is NOT directed to receiving any direct monetary
// compensation for, or commercial advantage from such use. Illustrative
// examples of non-commercial use are academic research, personal study,
// teaching, education and corporate research & development.
// Illustrative examples of commercial use are distributing products for
// commercial advantage and providing services using the software for
// commercial advantage.
//
// If you wish to use this software or functionality therein that may be
// covered by patents for commercial use, please contact:
// Director of Intellectual Property Licensing
// Office of Strategy and Technology
// Hewlett-Packard Company
// 1501 Page Mill Road
// Palo Alto, California 94304
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer. Redistributions
// in binary form must reproduce the above copyright notice, this list of
// conditions and the following disclaimer in the documentation and/or
// other materials provided with the distribution. Neither the name of
// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission. No right of
// sublicense is granted herewith. Derivatives of the software and
// output created using the software may be prepared, but only for
// Non-Commercial Uses. Derivatives of the software may be shared with
// others provided: (i) the others agree to abide by the list of
// conditions herein which includes the Non-Commercial Use restrictions;
// and (ii) such Derivatives of the software include the above copyright
// notice to acknowledge the contribution from this software where
// applicable, this list of conditions and the disclaimer below.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Authors: Gabe Black
//The operand types a microop template can be specialized with
output header {{
enum OperandType {
RegisterOperand,
ImmediateOperand
};
}};
//A class which is the base of all x86 micro ops. It provides a function to
//set necessary flags appropriately.
output header {{
class X86MicroOpBase : public X86StaticInst
{
protected:
uint8_t opSize;
uint8_t addrSize;
X86MicroOpBase(bool isMicro, bool isDelayed,
bool isFirst, bool isLast,
const char *mnem, ExtMachInst _machInst,
OpClass __opClass) :
X86StaticInst(mnem, _machInst, __opClass)
{
flags[IsMicroOp] = isMicro;
flags[IsDelayedCommit] = isDelayed;
flags[IsFirstMicroOp] = isFirst;
flags[IsLastMicroOp] = isLast;
}
};
}};
// This sets up a class which is templated on the type of
// arguments a particular flavor of a microcode instruction
// can accept. It's parameters are specialized to create polymorphic
// behavior in microops.
def template BaseMicroOpTemplateDeclare {{
template%(signature)s
class %(class_name)s;
}};
let {{
def buildBaseMicroOpTemplate(Name, numParams):
assert(numParams > 0)
signature = "<"
signature += "int SignatureOperandTypeSpecifier0"
for count in xrange(1,numParams):
signature += \
", int SingatureOperandTypeSpecifier%d" % count
signature += ">"
subs = {"signature" : signature, "class_name" : Name}
return BaseMicroOpTemplateDeclare.subst(subs)
}};
let {{
def buildMicroOpTemplateDict(*params):
signature = "<"
if len(params):
signature += params[0]
if len(params) > 1:
for param in params[1:]:
signature += ", %s" % param
signature += ">"
subs = {"param_dec" : "", "param_arg_dec" : "",
"param_init" : "", "signature" : signature}
for count in xrange(len(params)):
subs["param_dec"] += "uint64_t param%d;\n" % count
subs["param_arg_dec"] += ", uint64_t _param%d" % count
subs["param_init"] += ", param%d(_param%d)" % (count, count)
return subs
}};
// A tmeplate for building a specialized version of the microcode
// instruction which knows specifies which arguments it wants
def template MicroOpDeclare {{
template<>
class %(class_name)s%(signature)s : public X86MicroOpBase
{
protected:
%(param_dec)s
void buildMe();
public:
%(class_name)s(bool isMicro, bool isDelayed,
bool isFirst, bool isLast,
ExtMachInst _machInst %(param_arg_dec)s);
%(class_name)s(ExtMachInst _machInst %(param_arg_dec)s);
%(BasicExecDeclare)s
};
}};
def template MicroOpConstructor {{
inline void %(class_name)s%(signature)s::buildMe()
{
%(constructor)s;
}
inline %(class_name)s%(signature)s::%(class_name)s(
ExtMachInst machInst %(param_arg_dec)s) :
%(base_class)s(false, false, false, false,
"%(mnemonic)s", machInst, %(op_class)s)
%(param_init)s
{
buildMe();
}
inline %(class_name)s%(signature)s::%(class_name)s(
bool isMicro, bool isDelayed, bool isFirst, bool isLast,
ExtMachInst machInst %(param_arg_dec)s)
: %(base_class)s(isMicro, isDelayed, isFirst, isLast,
"%(mnemonic)s", machInst, %(op_class)s)
%(param_init)s
{
buildMe();
}
}};
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