// Copyright (c) 2007 The Hewlett-Packard Development Company
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// 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 X86ISA::X86MicroopBase
{
protected:
const RegIndex dest;
const uint64_t imm;
const uint8_t dataSize;
RegIndex foldOBit;
void buildMe();
std::string generateDisassembly(Addr pc,
const SymbolTable *symtab) const;
public:
%(class_name)s(ExtMachInst _machInst,
const char * instMnem,
bool isMicro, bool isDelayed, bool isFirst, bool isLast,
RegIndex _dest, uint64_t _imm, uint8_t _dataSize);
%(class_name)s(ExtMachInst _machInst,
const char * instMnem,
RegIndex _dest, uint64_t _imm, uint8_t _dataSize);
%(BasicExecDeclare)s
};
}};
def template MicroLimmOpDisassembly {{
std::string %(class_name)s::generateDisassembly(Addr pc,
const SymbolTable *symtab) const
{
std::stringstream response;
printMnemonic(response, instMnem, mnemonic);
printDestReg(response, 0, dataSize);
response << ", ";
ccprintf(response, "%#x", imm);
return response.str();
}
}};
def template MicroLimmOpConstructor {{
inline void %(class_name)s::buildMe()
{
foldOBit = (dataSize == 1 && !machInst.rex.present) ? 1 << 6 : 0;
%(constructor)s;
}
inline %(class_name)s::%(class_name)s(
ExtMachInst machInst, const char * instMnem,
RegIndex _dest, uint64_t _imm, uint8_t _dataSize) :
%(base_class)s(machInst, "%(mnemonic)s", instMnem,
false, false, false, false, %(op_class)s),
dest(_dest), imm(_imm), dataSize(_dataSize)
{
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, uint8_t _dataSize) :
%(base_class)s(machInst, "%(mnemonic)s", instMnem,
isMicro, isDelayed, isFirst, isLast, %(op_class)s),
dest(_dest), imm(_imm), dataSize(_dataSize)
{
buildMe();
}
}};
let {{
class LimmOp(X86Microop):
def __init__(self, dest, imm, dataSize="env.dataSize"):
self.className = "Limm"
self.mnemonic = "limm"
self.dest = dest
if isinstance(imm, (int, long)):
imm = "ULL(%d)" % imm
self.imm = imm
self.dataSize = dataSize
def getAllocator(self, *microFlags):
allocator = '''new %(class_name)s(machInst, macrocodeBlock
%(flags)s, %(dest)s, %(imm)s, %(dataSize)s)''' % {
"class_name" : self.className,
"mnemonic" : self.mnemonic,
"flags" : self.microFlagsText(microFlags),
"dest" : self.dest, "imm" : self.imm,
"dataSize" : self.dataSize}
return allocator
microopClasses["limm"] = LimmOp
}};
let {{
# Build up the all register version of this micro op
iop = InstObjParams("limm", "Limm", 'X86MicroopBase',
{"code" : "DestReg = merge(DestReg, imm, dataSize);"})
header_output += MicroLimmOpDeclare.subst(iop)
decoder_output += MicroLimmOpConstructor.subst(iop)
decoder_output += MicroLimmOpDisassembly.subst(iop)
exec_output += MicroLimmOpExecute.subst(iop)
}};