gem5/arch/sparc/isa/formats/trap.isa
Gabe Black 7abba53747 Moving towards compilation.
arch/sparc/isa/decoder.isa:
    Fixed comments so they don't comment out the ending braces of the format specifier.

--HG--
extra : convert_revision : 3f037c0a17abd0dff71d22fdcd95959c3670e88a
2006-03-28 15:13:57 -05:00

54 lines
1.4 KiB
Text

////////////////////////////////////////////////////////////////////
//
// Trap instructions
//
output header {{
/**
* Base class for trap instructions,
* or instructions that always fault.
*/
class Trap : public SparcStaticInst
{
protected:
// Constructor
Trap(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
std::string generateDisassembly(Addr pc,
const SymbolTable *symtab) const;
};
}};
output decoder {{
std::string Trap::generateDisassembly(Addr pc,
const SymbolTable *symtab) const
{
return "Trap instruction\n";
}
}};
def template TrapExecute {{
Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Fault fault = NoFault;
%(op_decl)s;
%(op_rd)s;
%(code)s
return fault;
}
}};
def format Trap(code, *opt_flags) {{
orig_code = code
cblk = CodeBlock(code)
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
exec_output = TrapExecute.subst(iop)
}};