microasm.isa (4605:ffadb6f891a1) | microasm.isa (4615:4ee8c5745c5d) |
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1// -*- mode:c++ -*- 2 3// Copyright (c) 2007 The Hewlett-Packard Development Company 4// All rights reserved. 5// 6// Redistribution and use of this software in source and binary forms, 7// with or without modification, are permitted provided that the 8// following conditions are met: --- 58 unchanged lines hidden (view full) --- 67let {{ 68 import sys 69 sys.path[0:0] = ["src/arch/x86/isa/"] 70 from insts import microcode 71 # print microcode 72 from micro_asm import MicroAssembler, Rom_Macroop, Rom 73 mainRom = Rom('main ROM') 74 assembler = MicroAssembler(X86Macroop, microopClasses, mainRom, Rom_Macroop) | 1// -*- mode:c++ -*- 2 3// Copyright (c) 2007 The Hewlett-Packard Development Company 4// All rights reserved. 5// 6// Redistribution and use of this software in source and binary forms, 7// with or without modification, are permitted provided that the 8// following conditions are met: --- 58 unchanged lines hidden (view full) --- 67let {{ 68 import sys 69 sys.path[0:0] = ["src/arch/x86/isa/"] 70 from insts import microcode 71 # print microcode 72 from micro_asm import MicroAssembler, Rom_Macroop, Rom 73 mainRom = Rom('main ROM') 74 assembler = MicroAssembler(X86Macroop, microopClasses, mainRom, Rom_Macroop) |
75 # Add in symbols for the microcode registers 76 for num in range(15): 77 assembler.symbols["t%d" % num] = "NUM_INTREGS+%d" % num 78 # Add in symbols for the segment descriptor registers 79 for letter in ("C", "D", "E", "F", "G", "S"): 80 assembler.symbols["%ss" % letter.lower()] = "SEGMENT_REG_%sS" % letter 81 # Miscellaneous symbols 82 symbols = { 83 "reg" : "env.reg", 84 "regm" : "env.regm", 85 "imm" : "IMMEDIATE", 86 "disp" : "DISPLACEMENT", 87 "scale" : "env.scale", 88 "index" : "env.index", 89 "base" : "env.base", 90 "dsz" : "env.dataSize", 91 "osz" : "env.operandSize", 92 "ssz" : "env.stackSize" 93 } 94 assembler.symbols.update(symbols) 95 96 # Code literal which forces a default 64 bit operand size in 64 bit mode. 97 assembler.symbols["oszIn64Override"] = ''' 98 if (machInst.mode.submode == SixtyFourBitMode && 99 env.dataSize == 4) 100 env.dataSize = 8; 101 ''' 102 |
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75 macroopDict = assembler.assemble(microcode) 76}}; | 103 macroopDict = assembler.assemble(microcode) 104}}; |