gem5/arch/sparc/isa/formats/branch.isa
Gabe Black 7d9b93d825 Changed the filenames to the new standard again
arch/sparc/isa/formats.isa:
    Changed the file extensions to .isa again.
arch/sparc/isa/main.isa:
    Changed the file extensions to .isa again

--HG--
rename : arch/sparc/isa_desc/base.h => arch/sparc/isa/base.isa
rename : arch/sparc/isa_desc/bitfields.h => arch/sparc/isa/bitfields.isa
rename : arch/sparc/isa_desc/decoder.h => arch/sparc/isa/decoder.isa
rename : arch/sparc/isa_desc/formats.h => arch/sparc/isa/formats.isa
rename : arch/sparc/isa_desc/formats/basic.format => arch/sparc/isa/formats/basic.isa
rename : arch/sparc/isa_desc/formats/branch.format => arch/sparc/isa/formats/branch.isa
rename : arch/sparc/isa_desc/formats/integerop.format => arch/sparc/isa/formats/integerop.isa
rename : arch/sparc/isa_desc/formats/mem.format => arch/sparc/isa/formats/mem.isa
rename : arch/sparc/isa_desc/formats/noop.format => arch/sparc/isa/formats/noop.isa
rename : arch/sparc/isa_desc/formats/trap.format => arch/sparc/isa/formats/trap.isa
rename : arch/sparc/isa_desc/includes.h => arch/sparc/isa/includes.isa
rename : arch/sparc/isa_desc/isa_desc => arch/sparc/isa/main.isa
rename : arch/sparc/isa_desc/operands.h => arch/sparc/isa/operands.isa
extra : convert_revision : acb087e81d06ca5d67fe9b402423d7930f6ae798
2006-02-09 13:56:24 -05:00

66 lines
1.9 KiB
Text

////////////////////////////////////////////////////////////////////
//
// Branch instructions
//
output header {{
/**
* Base class for integer operations.
*/
class Branch : public SparcStaticInst
{
protected:
/// Constructor
Branch(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
{
}
std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
};
}};
output decoder {{
std::string Branch::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
return "Disassembly of integer instruction\n";
}
}};
def template BranchExecute {{
Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
{
//Attempt to execute the instruction
try
{
checkPriv;
%(op_decl)s;
%(op_rd)s;
%(code)s;
}
//If we have an exception for some reason,
//deal with it
catch(SparcException except)
{
//Deal with exception
return No_Fault;
}
//Write the resulting state to the execution context
%(op_wb)s;
return No_Fault;
}
}};
// Primary format for integer operate instructions:
def format Branch(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 = BasicDecodeWithMnemonic.subst(iop)
exec_output = BranchExecute.subst(iop)
}};