diff options
Diffstat (limited to 'arch/sparc/isa/formats/mem.isa')
-rw-r--r-- | arch/sparc/isa/formats/mem.isa | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/arch/sparc/isa/formats/mem.isa b/arch/sparc/isa/formats/mem.isa deleted file mode 100644 index 12dae57e5..000000000 --- a/arch/sparc/isa/formats/mem.isa +++ /dev/null @@ -1,171 +0,0 @@ -//////////////////////////////////////////////////////////////////// -// -// Mem instructions -// - -output header {{ - /** - * Base class for memory operations. - */ - class Mem : public SparcStaticInst - { - protected: - - // Constructor - Mem(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : - SparcStaticInst(mnem, _machInst, __opClass) - { - } - - std::string generateDisassembly(Addr pc, - const SymbolTable *symtab) const; - }; - - /** - * Class for memory operations which use an immediate offset. - */ - class MemImm : public Mem - { - protected: - - // Constructor - MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : - Mem(mnem, _machInst, __opClass) - { - imm = sign_ext(SIMM13, 13); - } - - std::string generateDisassembly(Addr pc, - const SymbolTable *symtab) const; - - int32_t imm; - }; -}}; - -output decoder {{ - std::string Mem::generateDisassembly(Addr pc, - const SymbolTable *symtab) const - { - std::stringstream response; - bool load = flags[IsLoad]; - bool save = flags[IsStore]; - - printMnemonic(response, mnemonic); - if(save) - { - printReg(response, _srcRegIdx[0]); - ccprintf(response, ", "); - } - ccprintf(response, "[ "); - printReg(response, _srcRegIdx[!save ? 0 : 1]); - ccprintf(response, " + "); - printReg(response, _srcRegIdx[!save ? 1 : 2]); - ccprintf(response, " ]"); - if(load) - { - ccprintf(response, ", "); - printReg(response, _destRegIdx[0]); - } - - return response.str(); - } - - std::string MemImm::generateDisassembly(Addr pc, - const SymbolTable *symtab) const - { - std::stringstream response; - bool load = flags[IsLoad]; - bool save = flags[IsStore]; - - printMnemonic(response, mnemonic); - if(save) - { - printReg(response, _srcRegIdx[0]); - ccprintf(response, ", "); - } - ccprintf(response, "[ "); - printReg(response, _srcRegIdx[!save ? 0 : 1]); - if(imm >= 0) - ccprintf(response, " + 0x%x ]", imm); - else - ccprintf(response, " + -0x%x ]", -imm); - if(load) - { - ccprintf(response, ", "); - printReg(response, _destRegIdx[0]); - } - - return response.str(); - } -}}; - -def template MemExecute {{ - Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, - Trace::InstRecord *traceData) const - { - Fault fault = NoFault; - Addr EA; - %(op_decl)s; - %(op_rd)s; - %(ea_code)s; - DPRINTF(Sparc, "The address is 0x%x\n", EA); - %(load)s; - %(code)s; - %(store)s; - - if(fault == NoFault) - { - //Write the resulting state to the execution context - %(op_wb)s; - } - - return fault; - } -}}; - -let {{ - # Leave memAccessFlags at 0 for now - loadString = "xc->read(EA, (uint%(width)s_t&)Mem, 0);" - storeString = "uint64_t write_result = 0; \ - xc->write((uint%(width)s_t)Mem, EA, 0, &write_result);" - - def doMemFormat(code, load, store, name, Name, opt_flags): - addrCalcReg = 'EA = Rs1 + Rs2;' - addrCalcImm = 'EA = Rs1 + imm;' - iop = InstObjParams(name, Name, 'Mem', code, - opt_flags, ("ea_code", addrCalcReg), - ("load", load), ("store", store)) - iop_imm = InstObjParams(name, Name + 'Imm', 'MemImm', code, - opt_flags, ("ea_code", addrCalcImm), - ("load", load), ("store", store)) - header_output = BasicDeclare.subst(iop) + BasicDeclare.subst(iop_imm) - decoder_output = BasicConstructor.subst(iop) + BasicConstructor.subst(iop_imm) - decode_block = ROrImmDecode.subst(iop) - exec_output = MemExecute.subst(iop) + MemExecute.subst(iop_imm) - return (header_output, decoder_output, exec_output, decode_block) -}}; - -def format Load(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, - loadString % {"width":width}, '', name, Name, opt_flags) -}}; - -def format Store(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, '', - storeString % {"width":width}, name, Name, opt_flags) -}}; - -def format LoadStore(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, - loadString % {"width":width}, storeString % {"width":width}, - name, Name, opt_flags) -}}; |