fp.isa revision 2573
1// -*- mode:c++ -*- 2 3//////////////////////////////////////////////////////////////////// 4// 5// Floating Point operate instructions 6// 7 8output header {{ 9 /** 10 * Base class for FP operations. 11 */ 12 class FPOp : public MipsStaticInst 13 { 14 protected: 15 16 /// Constructor 17 FPOp(const char *mnem, MachInst _machInst, OpClass __opClass) : MipsStaticInst(mnem, _machInst, __opClass) 18 { 19 } 20 21 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; 22 }; 23}}; 24 25output decoder {{ 26 std::string FPOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const 27 { 28 return "Disassembly of integer instruction\n"; 29 } 30}}; 31 32 33// Primary format for float operate instructions: 34def format FloatOp(code, *flags) {{ 35 iop = InstObjParams(name, Name, 'MipsStaticInst', CodeBlock(code), flags) 36 header_output = BasicDeclare.subst(iop) 37 decoder_output = BasicConstructor.subst(iop) 38 decode_block = BasicDecode.subst(iop) 39 exec_output = BasicExecute.subst(iop) 40}}; 41 42// Primary format for float64 operate instructions: 43def format Float64Op(code, *flags) {{ 44 iop = InstObjParams(name, Name, 'MipsStaticInst', CodeBlock(code), flags) 45 header_output = BasicDeclare.subst(iop) 46 decoder_output = BasicConstructor.subst(iop) 47 decode_block = BasicDecode.subst(iop) 48 exec_output = BasicExecute.subst(iop) 49}}; 50