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Diffstat (limited to 'src/arch/x86/isa/microops/limmop.isa')
| -rw-r--r-- | src/arch/x86/isa/microops/limmop.isa | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/src/arch/x86/isa/microops/limmop.isa b/src/arch/x86/isa/microops/limmop.isa new file mode 100644 index 000000000..5fce37126 --- /dev/null +++ b/src/arch/x86/isa/microops/limmop.isa @@ -0,0 +1,149 @@ +// 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 + +////////////////////////////////////////////////////////////////////////// +// +// LIMMOp Microop templates +// +////////////////////////////////////////////////////////////////////////// + +def template MicroLimmOpExecute {{ + Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + %(op_decl)s; + %(op_rd)s; + %(code)s; + %(op_wb)s; + return NoFault; + } +}}; + +def template MicroLimmOpDeclare {{ + class %(class_name)s : public X86MicroOpBase + { + protected: + const RegIndex dest; + const uint64_t imm; + void buildMe(); + + public: + %(class_name)s(ExtMachInst _machInst, + const char * instMnem, + bool isMicro, bool isDelayed, bool isFirst, bool isLast, + RegIndex _dest, uint64_t _imm); + + %(class_name)s(ExtMachInst _machInst, + const char * instMnem, + RegIndex _dest, uint64_t _imm); + + %(BasicExecDeclare)s + }; +}}; + +def template MicroLimmOpConstructor {{ + + inline void %(class_name)s::buildMe() + { + %(constructor)s; + } + + inline %(class_name)s::%(class_name)s( + ExtMachInst machInst, const char * instMnem, + RegIndex _dest, uint64_t _imm) : + %(base_class)s(machInst, "%(mnemonic)s", instMnem, + false, false, false, false, %(op_class)s), + dest(_dest), imm(_imm) + { + buildMe(); + } + + inline %(class_name)s::%(class_name)s( + ExtMachInst machInst, const char * instMnem, + bool isMicro, bool isDelayed, bool isFirst, bool isLast, + RegIndex _dest, uint64_t _imm) : + %(base_class)s(machInst, "%(mnemonic)s", instMnem, + isMicro, isDelayed, isFirst, isLast, %(op_class)s), + dest(_dest), imm(_imm) + { + buildMe(); + } +}}; + +let {{ + class LimmOp(object): + def __init__(self, dest, imm): + self.dest = dest + self.imm = imm + + def getAllocator(self, *microFlags): + allocator = '''new %(class_name)s(machInst, %(mnemonic)s, + %(flags)s %(dest)s, %(imm)s,)''' % { + "class_name" : self.className, + "mnemonic" : self.mnemonic, + "flags" : self.microFlagsText(microFlags), + "dest" : self.dest, "imm" : self.imm } + + microopClasses["limm"] = LimmOp +}}; + +let {{ + # Build up the all register version of this micro op + iop = InstObjParams("limm", "Limm", 'X86MicroOpBase', + {"code" : "DestReg = imm;"}) + header_output += MicroLimmOpDeclare.subst(iop) + decoder_output += MicroLimmOpConstructor.subst(iop) + exec_output += MicroLimmOpExecute.subst(iop) +}}; |