import re def gen_ppc_opcode(opc_str, imm): if opc_str == "ADD": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x10A << 1) elif opc_str == "ADD.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x10A << 1) + 1 elif opc_str == "ADDC": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xA << 1) elif opc_str == "ADDC.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xA << 1) + 1 elif opc_str == "ADDCO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x20A << 1) elif opc_str == "ADDCO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x20A << 1) + 1 elif opc_str == "ADDO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x30A << 1) elif opc_str == "ADDO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x30A << 1) + 1 elif opc_str == "ADDE": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x8A << 1) elif opc_str == "ADDE.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x8A << 1) + 1 elif opc_str == "ADDEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x28A << 1) elif opc_str == "ADDEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x28A << 1) + 1 elif opc_str == "ADDI": return (0x0E << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ADDIC": return (0x0C << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ADDIC.": return (0x0D << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ADDIS": return (0x0F << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ADDME": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xEA << 1) elif opc_str == "ADDME.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xEA << 1) + 1 elif opc_str == "ADDMEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2EA << 1) elif opc_str == "ADDMEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2EA << 1) + 1 elif opc_str == "ADDZE": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xCA << 1) elif opc_str == "ADDZE.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xCA << 1) + 1 elif opc_str == "ADDZEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2CA << 1) elif opc_str == "ADDZEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2CA << 1) + 1 elif opc_str == "AND": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1C << 1) elif opc_str == "AND.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1C << 1) + 1 elif opc_str == "ANDC": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3C << 1) elif opc_str == "ANDC.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3C << 1) + 1 elif opc_str == "ANDI.": return (0x1C << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ANDIS.": return (0x1D << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "CMP": return (0x1F << 26) + (3 << 16) + (4 << 11) elif opc_str == "CMPI": return (0x0B << 26) + (0 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "CMPL": return (0x1F << 26) + (3 << 16) + (4 << 11) + (0x20 << 1) elif opc_str == "CMPLI": return (0x0A << 26) + (0 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "CNTLZW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x1A << 1) elif opc_str == "CNTLZW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x1A << 1) + 1 elif opc_str == "DIVW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1EB << 1) elif opc_str == "DIVW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1EB << 1) + 1 elif opc_str == "DIVWO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3EB << 1) elif opc_str == "DIVWO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3EB << 1) + 1 elif opc_str == "DIVWU": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1CB << 1) elif opc_str == "DIVWU.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1CB << 1) + 1 elif opc_str == "DIVWUO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3CB << 1) elif opc_str == "DIVWUO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x3CB << 1) + 1 elif opc_str == "EQV": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x11C << 1) elif opc_str == "EQV.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x11C << 1) + 1 elif opc_str == "EXTSB": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x3BA << 1) elif opc_str == "EXTSB.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x3BA << 1) + 1 elif opc_str == "EXTSH": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x39A << 1) elif opc_str == "EXTSH.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x39A << 1) + 1 elif opc_str == "FABS": return (0x3F << 26) + (3 << 21) + (0 << 16) + (4 << 11) + (0x108 << 1) elif opc_str == "FABS.": return (0x3F << 26) + (3 << 21) + (0 << 16) + (4 << 11) + (0x108 << 1) + 1 elif opc_str == "FADD": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x15 << 1) elif opc_str == "FADD.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x15 << 1) + 1 elif opc_str == "FADDS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x15 << 1) elif opc_str == "FADDS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x15 << 1) + 1 elif opc_str == "FCMPO": return (0x3F << 26) + (4 << 21) + (4 << 16) + (5 << 11) + (0x20 << 1) elif opc_str == "FCMPU": return (0x3F << 26) + (4 << 21) + (4 << 16) + (5 << 11) elif opc_str == "FCTIW": return (0x3F << 26) + (0 << 16) + (4 << 11) + (0xE << 1) elif opc_str == "FCTIW.": return (0x3F << 26) + (0 << 16) + (4 << 11) + (0xE << 1) + 1 elif opc_str == "FCTIWZ": return (0x3F << 26) + (0 << 16) + (4 << 11) + (0xF << 1) elif opc_str == "FCTIWZ.": return (0x3F << 26) + (0 << 16) + (4 << 11) + (0xF << 1) + 1 elif opc_str == "FDIV": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x12 << 1) elif opc_str == "FDIV.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x12 << 1) + 1 elif opc_str == "FDIVS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x12 << 1) elif opc_str == "FDIVS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x12 << 1) + 1 elif opc_str == "FMADD": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1D << 1) elif opc_str == "FMADD.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1D << 1) + 1 elif opc_str == "FMADDS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1D << 1) elif opc_str == "FMADDS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1D << 1) + 1 elif opc_str == "FMUL": return (0x3F << 26) + (3 << 21) + (4 << 16) + (6 << 6) + (0x19 << 1) elif opc_str == "FMUL.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (6 << 6) + (0x19 << 1) + 1 elif opc_str == "FMULS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (6 << 6) + (0x19 << 1) elif opc_str == "FMULS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (6 << 6) + (0x19 << 1) + 1 elif opc_str == "FNABS": return (0x3F << 26) + (3 << 21) + (4 << 11) + (0x88 << 1) elif opc_str == "FNABS.": return (0x3F << 26) + (3 << 21) + (4 << 11) + (0x88 << 1) + 1 elif opc_str == "FNEG": return (0x3F << 26) + (3 << 21) + (4 << 11) + (0x28 << 1) elif opc_str == "FNEG.": return (0x3F << 26) + (3 << 21) + (4 << 11) + (0x28 << 1) + 1 elif opc_str == "FMSUB": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1C << 1) elif opc_str == "FMSUB.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1C << 1) + 1 elif opc_str == "FMSUBS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1C << 1) elif opc_str == "FMSUBS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1C << 1) + 1 elif opc_str == "FNMADD": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1F << 1) elif opc_str == "FNMADD.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1F << 1) + 1 elif opc_str == "FNMADDS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1F << 1) elif opc_str == "FNMADDS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1F << 1) + 1 elif opc_str == "FNMSUB": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1E << 1) elif opc_str == "FNMSUB.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1E << 1) + 1 elif opc_str == "FNMSUBS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1E << 1) elif opc_str == "FNMSUBS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (6 << 6) + (0x1E << 1) + 1 elif opc_str == "FRES": return (0x3B << 26) + (3 << 21) + (4 << 11) + (0x18 << 1) elif opc_str == "FSUB": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x14 << 1) elif opc_str == "FSUB.": return (0x3F << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x14 << 1) + 1 elif opc_str == "FSUBS": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x14 << 1) elif opc_str == "FSUBS.": return (0x3B << 26) + (3 << 21) + (4 << 16) + (5 << 11) + (0x14 << 1) + 1 elif opc_str == "MULHW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x4B << 1) elif opc_str == "MULHW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x4B << 1) + 1 elif opc_str == "MULHWU": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xB << 1) elif opc_str == "MULHWU.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xB << 1) + 1 elif opc_str == "MULLI": return (0x07 << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "MULLW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xEB << 1) elif opc_str == "MULLW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0xEB << 1) + 1 elif opc_str == "MULLWO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x2EB << 1) elif opc_str == "MULLWO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x2EB << 1) + 1 elif opc_str == "NAND": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1DC << 1) elif opc_str == "NAND.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1DC << 1) + 1 elif opc_str == "NEG": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x68 << 1) elif opc_str == "NEG.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x68 << 1) + 1 elif opc_str == "NEGO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x268 << 1) elif opc_str == "NEGO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x268 << 1) + 1 elif opc_str == "NOR": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x7C << 1) elif opc_str == "NOR.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x7C << 1) + 1 elif opc_str == "OR": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1BC << 1) elif opc_str == "OR.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x1BC << 1) + 1 elif opc_str == "ORC": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x19C << 1) elif opc_str == "ORC.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x19C << 1) + 1 elif opc_str == "ORI": return (0x18 << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "ORIS": return (0x19 << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "SLW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x18 << 1) elif opc_str == "SLW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x18 << 1) + 1 elif opc_str == "SRAW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x318 << 1) elif opc_str == "SRAW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x318 << 1) + 1 elif opc_str == "SRAWI": return (0x1F << 26) + (3 << 21) + (3 << 16) + ((imm & 0x1F) << 11) + (0x338 << 1) elif opc_str == "SRAWI.": return (0x1F << 26) + (3 << 21) + (3 << 16) + ((imm & 0x1F) << 11) + (0x338 << 1) + 1 elif opc_str == "SRW": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x218 << 1) elif opc_str == "SRW.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x218 << 1) + 1 elif opc_str == "SUBF": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x28 << 1) elif opc_str == "SUBF.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x28 << 1) + 1 elif opc_str == "SUBFO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x228 << 1) elif opc_str == "SUBFO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x228 << 1) + 1 elif opc_str == "SUBFC": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x8 << 1) elif opc_str == "SUBFC.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x8 << 1) + 1 elif opc_str == "SUBFCO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x208 << 1) elif opc_str == "SUBFCO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x208 << 1) + 1 elif opc_str == "SUBFE": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x88 << 1) elif opc_str == "SUBFE.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x88 << 1) + 1 elif opc_str == "SUBFEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x288 << 1) elif opc_str == "SUBFEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x288 << 1) + 1 elif opc_str == "SUBFIC": return (0x08 << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "SUBFME": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xE8 << 1) elif opc_str == "SUBFME.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xE8 << 1) + 1 elif opc_str == "SUBFMEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2E8 << 1) elif opc_str == "SUBFMEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2E8 << 1) + 1 elif opc_str == "SUBFZE": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xC8 << 1) elif opc_str == "SUBFZE.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0xC8 << 1) + 1 elif opc_str == "SUBFZEO": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2C8 << 1) elif opc_str == "SUBFZEO.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (0x2C8 << 1) + 1 elif opc_str == "XOR": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x13C << 1) elif opc_str == "XOR.": return (0x1F << 26) + (3 << 21) + (3 << 16) + (4 << 11) + (0x13C << 1) + 1 elif opc_str == "XORI": return (0x1A << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) elif opc_str == "XORIS": return (0x1B << 26) + (3 << 21) + (3 << 16) + (imm & 0xFFFF) def gen_rot_opcode(opc_str, sh, mb, me): if opc_str == "RLWIMI": return (0x14 << 26) + (4 << 21) + (3 << 16) + (sh << 11) + (mb << 6) + (me << 1) elif opc_str == "RLWIMI.": return (0x14 << 26) + (4 << 21) + (3 << 16) + (sh << 11) + (mb << 6) + (me << 1) + 1 elif opc_str == "RLWINM": return (0x15 << 26) + (4 << 21) + (3 << 16) + (sh << 11) + (mb << 6) + (me << 1) elif opc_str == "RLWINM.": return (0x15 << 26) + (4 << 21) + (3 << 16) + (sh << 11) + (mb << 6) + (me << 1) + 1 def extract_imm(line): pos = 12 while pos < len(line): reg_id = line[pos:pos+4] if reg_id.startswith("rD") or reg_id.startswith("rA"): pos += 16 elif reg_id.startswith("rB"): pos += 16 elif reg_id.startswith("XER:"): pos += 18 elif reg_id.startswith("CR:"): pos += 17 elif reg_id.startswith("imm"): return int(line[pos+4:pos+14], base=16) return 0 def extract_rot_params(line): pos = 12 sh = 0 mb = 0 me = 0 while pos < len(line): reg_id = line[pos:pos+4] if reg_id.startswith("rD") or reg_id.startswith("rA") or reg_id.startswith("rB") or reg_id.startswith("rS"): pos += 16 elif reg_id.startswith("XER:"): pos += 18 elif reg_id.startswith("CR:"): pos += 17 elif reg_id.startswith("SH"): sh = int(line[pos+3:pos+13], base=16) pos += 16 elif reg_id.startswith("MB"): mb = int(line[pos+3:pos+13], base=16) pos += 16 elif reg_id.startswith("ME"): me = int(line[pos+3:pos+13], base=16) pos += 16 return (sh, mb, me) if __name__ == "__main__": with open("ppcinttest.txt", "r") as in_file: with open("ppcinttests.csv", "w") as out_file: lineno = 0 for line in in_file: lineno += 1 line = line.strip() opcode = (line[0:8]).rstrip().upper() out_file.write(opcode + ",") if opcode.startswith("RLWI"): sh, mb, me = extract_rot_params(line) out_file.write("0x{:X}".format(gen_rot_opcode(opcode, sh, mb, me))) else: imm = extract_imm(line) out_file.write("0x{:X}".format(gen_ppc_opcode(opcode, imm))) pos = 12 while pos < len(line): reg_id = line[pos:pos+4] if reg_id.startswith("rD"): out_file.write(",rD=" + line[pos+3:pos+13]) pos += 16 elif reg_id.startswith("rA"): out_file.write(",rA=" + line[pos+3:pos+13]) pos += 16 elif reg_id.startswith("rB") or reg_id.startswith("rS"): out_file.write(",rB=" + line[pos+3:pos+13]) pos += 16 elif reg_id.startswith("XER:"): out_file.write(",XER=" + line[pos+5:pos+15]) pos += 18 elif reg_id.startswith("CR:"): out_file.write(",CR=" + line[pos+4:pos+14]) pos += 17 elif reg_id.startswith("imm"): pos += 17 # ignore immediate operands elif reg_id.startswith("SH"): pos += 16 elif reg_id.startswith("MB") or reg_id.startswith("ME"): pos += 16 else: out_file.write("Unknown reg ID" + reg_id) break out_file.write("\n") floatRE = re.compile('^([\w]+\.?) +(?:\((\w+)\) )?:: (?:(fr[ABCD]) +([^ ]+) \| )?(?:(fr[ABCD]) +([^ ]+) \| )?(?:(fr[ABCD]) +([^ ]+) \| )?(?:(fr[ABCD]) +([^ ]+) \| )?FPSCR: (0x\w+) \| CR: (0x\w+)$') with open("ppcfloattest.txt", "r") as in_file: with open("ppcfloattests.csv", "w") as out_file: lineno = 0 for line in in_file: lineno += 1 line = line.strip() p = floatRE.match(line) if p: opcode = p.group(1).upper(); out_file.write(opcode+ ",") out_file.write("0x{:X}".format(gen_ppc_opcode(opcode, 0))) if p.group(2) == "RTNI": out_file.write(",round=RNI") elif p.group(2) == "RTN": out_file.write(",round=RTN") elif p.group(2) == "RTZ": out_file.write(",round=RTZ") elif p.group(2) == "RTPI": out_file.write(",round=RPI") elif p.group(2) == "VE": out_file.write(",round=VEN") elif p.group(2) != None: print("Warning: line: [%d] unknown round \"%s\"\n" % (lineno, p.group(2))) if p.group(3) != None: out_file.write(",%s=%s" % (p.group(3), p.group(4))) if p.group(5) != None: out_file.write(",%s=%s" % (p.group(5), p.group(6))) if p.group(7) != None: out_file.write(",%s=%s" % (p.group(7), p.group(8))) if p.group(9) != None: out_file.write(",%s=%s" % (p.group(9), p.group(10))) out_file.write(",FPSCR=%s" % p.group(11)) out_file.write(",CR=%s" % p.group(12)) out_file.write("\n") else: print("Warning: line: [%d] \"%s\"\n" % (lineno, line))