decode tools
This commit is contained in:
cxy004
parent
22e469ceec
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9ac9b951fa
69
tools/c0.txt
Normal file
69
tools/c0.txt
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@ -0,0 +1,69 @@
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////-------------------------------- RS02 C0W TLBR TLBWI TLBP
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32'b00000000000???????????????000000 1 0 0 0 0 // SLL
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32'b00000000000???????????????000010 1 0 0 0 0 // SRL
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32'b00000000000???????????????000011 1 0 0 0 0 // SRA
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32'b000000???????????????00000000100 1 0 0 0 0 // SLLV
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32'b000000???????????????00000000110 1 0 0 0 0 // SRLV
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32'b000000???????????????00000000111 1 0 0 0 0 // SRAV
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32'b000000?????000000000000000001000 1 0 0 0 0 // JR
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32'b000000?????00000?????00000001001 1 0 0 0 0 // JALR
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32'b000000????????????????????001100 1 0 0 0 0 // SYSCALL
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32'b000000????????????????????001101 1 0 0 0 0 // BREAK
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32'b0000000000000000?????00000010000 0 0 0 0 0 // MFHI
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32'b000000?????000000000000000010001 0 0 0 0 0 // MTHI
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32'b0000000000000000?????00000010010 0 0 0 0 0 // MFLO
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32'b000000?????000000000000000010011 0 0 0 0 0 // MTLO
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32'b000000??????????0000000000011000 0 0 0 0 0 // MULT
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32'b000000??????????0000000000011001 0 0 0 0 0 // MULTU
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32'b000000??????????0000000000011010 0 0 0 0 0 // DIV
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32'b000000??????????0000000000011011 0 0 0 0 0 // DIVU
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32'b000000???????????????00000100000 1 0 0 0 0 // ADD
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32'b000000???????????????00000100001 1 0 0 0 0 // ADDU
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32'b000000???????????????00000100010 1 0 0 0 0 // SUB
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32'b000000???????????????00000100011 1 0 0 0 0 // SUBU
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32'b000000???????????????00000100100 1 0 0 0 0 // AND
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32'b000000???????????????00000100101 1 0 0 0 0 // OR
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32'b000000???????????????00000100110 1 0 0 0 0 // XOR
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32'b000000???????????????00000100111 1 0 0 0 0 // NOR
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32'b000000???????????????00000101010 1 0 0 0 0 // SLT
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32'b000000???????????????00000101011 1 0 0 0 0 // SLTU
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32'b000001?????00000???????????????? 1 0 0 0 0 // BLTZ
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32'b000001?????10000???????????????? 1 0 0 0 0 // BLTZAL
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32'b000001?????00001???????????????? 1 0 0 0 0 // BGEZ
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32'b000001?????10001???????????????? 1 0 0 0 0 // BGEZAL
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32'b000010?????????????????????????? 1 0 0 0 0 // J
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32'b000011?????????????????????????? 1 0 0 0 0 // JAL
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32'b000100?????????????????????????? 1 0 0 0 0 // BEQ
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32'b000101?????????????????????????? 1 0 0 0 0 // BNE
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32'b000110?????00000???????????????? 1 0 0 0 0 // BLEZ
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32'b000111?????00000???????????????? 1 0 0 0 0 // BGTZ
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32'b001000?????????????????????????? 1 0 0 0 0 // ADDI
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32'b001001?????????????????????????? 1 0 0 0 0 // ADDIU
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32'b001010?????????????????????????? 1 0 0 0 0 // SLTI
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32'b001011?????????????????????????? 1 0 0 0 0 // SLTIU
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32'b001100?????????????????????????? 1 0 0 0 0 // ANDI
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32'b001101?????????????????????????? 1 0 0 0 0 // ORI
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32'b001110?????????????????????????? 1 0 0 0 0 // XORI
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32'b00111100000????????????????????? 1 0 0 0 0 // LUI
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32'b01000000000??????????00000000??? 0 0 0 0 0 // MFC0
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32'b01000000100??????????00000000??? 0 1 0 0 0 // MTC0
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32'b01000010000000000000000000000001 1 0 1 0 0 // TLBR
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32'b01000010000000000000000000000010 1 0 0 1 0 // TLBWI
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32'b01000010000000000000000000001000 1 0 0 0 1 // TLBP
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32'b01000010000000000000000000011000 1 0 0 0 0 // ERET
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32'b011100???????????????00000000010 0 0 0 0 0 // MUL
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32'b100000?????????????????????????? 1 0 0 0 0 // LB
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32'b100001?????????????????????????? 1 0 0 0 0 // LH
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32'b100011?????????????????????????? 1 0 0 0 0 // LW
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32'b100100?????????????????????????? 1 0 0 0 0 // LBU
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32'b100101?????????????????????????? 1 0 0 0 0 // LHU
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32'b101000?????????????????????????? 1 0 0 0 0 // SB
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32'b101001?????????????????????????? 1 0 0 0 0 // SH
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32'b101011?????????????????????????? 1 0 0 0 0 // SW
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32'b101111?????00000???????????????? 1 0 0 0 0 // I-Cache Index Invalid
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32'b101111?????01000???????????????? 1 0 0 0 0 // I-Cache Index Store Tag
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32'b101111?????10000???????????????? 1 0 0 0 0 // I-Cache Hit Invalid
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32'b101111?????00001???????????????? 1 0 0 0 0 // D-Cache Index Writeback Invalid
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32'b101111?????01001???????????????? 1 0 0 0 0 // D-Cache Index Store Tag
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32'b101111?????10001???????????????? 1 0 0 0 0 // D-Cache Hit Invalid
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32'b101111?????10101???????????????? 1 0 0 0 0 // D-Cache Hit Writeback Invalid
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96
tools/decoder.py
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96
tools/decoder.py
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table = [
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('00000000000???????????????000010', 'SRL'),
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('00000000000???????????????000000', 'SLL'),
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('00000000000???????????????000011', 'SRA'),
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('000000???????????????00000000100', 'SLLV'),
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('000000???????????????00000000110', 'SRLV'),
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('000000???????????????00000000111', 'SRAV'),
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('000000?????000000000000000001000', 'JR'),
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('000000?????00000?????00000001001', 'JALR'),
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('000000????????????????????001100', 'SYSCALL'),
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('000000????????????????????001101', 'BREAK'),
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('0000000000000000?????00000010000', 'MFHI'),
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('000000?????000000000000000010001', 'MTHI'),
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('0000000000000000?????00000010010', 'MFLO'),
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('000000?????000000000000000010011', 'MTLO'),
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('000000??????????0000000000011000', 'MULT'),
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('000000??????????0000000000011001', 'MULTU'),
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('000000??????????0000000000011010', 'DIV'),
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('000000??????????0000000000011011', 'DIVU'),
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('000000???????????????00000100000', 'ADD'),
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('000000???????????????00000100001', 'ADDU'),
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('000000???????????????00000100010', 'SUB'),
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('000000???????????????00000100011', 'SUBU'),
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('000000???????????????00000100100', 'AND'),
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('000000???????????????00000100101', 'OR'),
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('000000???????????????00000100110', 'XOR'),
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('000000???????????????00000100111', 'NOR'),
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('000000???????????????00000101010', 'SLT'),
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('000000???????????????00000101011', 'SLTU'),
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('000001?????00000????????????????', 'BLTZ'),
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('000001?????10000????????????????', 'BLTZAL'),
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('000001?????00001????????????????', 'BGEZ'),
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('000001?????10001????????????????', 'BGEZAL'),
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('000010??????????????????????????', 'J'),
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('000011??????????????????????????', 'JAL'),
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('000100??????????????????????????', 'BEQ'),
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('000101??????????????????????????', 'BNE'),
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('000110?????00000????????????????', 'BLEZ'),
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('000111?????00000????????????????', 'BGTZ'),
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('001000??????????????????????????', 'ADDI'),
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('001001??????????????????????????', 'ADDIU'),
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('001010??????????????????????????', 'SLTI'),
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('001011??????????????????????????', 'SLTIU'),
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('001100??????????????????????????', 'ANDI'),
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('001101??????????????????????????', 'ORI'),
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('001110??????????????????????????', 'XORI'),
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('00111100000?????????????????????', 'LUI'),
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('01000000000??????????00000000???', 'MFC0'),
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('01000000100??????????00000000???', 'MTC0'),
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('01000010000000000000000000000001', 'TLBR'),
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('01000010000000000000000000000010', 'TLBWI'),
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('01000010000000000000000000001000', 'TLBP'),
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('01000010000000000000000000011000', 'ERET'),
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('011100???????????????00000000010', 'MUL'),
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('100000??????????????????????????', 'LB'),
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('100001??????????????????????????', 'LH'),
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('100011??????????????????????????', 'LW'),
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('100100??????????????????????????', 'LBU'),
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('100101??????????????????????????', 'LHU'),
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('101000??????????????????????????', 'SB'),
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('101001??????????????????????????', 'SH'),
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('101011??????????????????????????', 'SW'),
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('101111?????00000????????????????', 'I-Cache Index Invalid'),
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('101111?????01000????????????????', 'I-Cache Index Store Tag'),
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('101111?????10000????????????????', 'I-Cache Hit Invalid'),
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('101111?????00001????????????????', 'D-Cache Index Writeback Invalid'),
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('101111?????01001????????????????', 'D-Cache Index Store Tag'),
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('101111?????10001????????????????', 'D-Cache Hit Invalid'),
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('101111?????10101????????????????', 'D-Cache Hit Writeback Invalid'),
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]
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class Boolean:
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def __init__(self, x):
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self.x = {'0': -1, '?': 0, '1': 1}.get(x, x)
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def __and__(self, other):
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return Boolean(min(self.x, other.x))
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def __or__(self, other):
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return Boolean(max(self.x, other.x))
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def __invert__(self):
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return Boolean(-self.x)
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def __repr__(self):
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return {-1: '0', 0: 'x', 1: '1'}[self.x]
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for inst, name in table:
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inst = list(Boolean(x) for x in inst[::-1])
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print('=====', name, '=====')
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# print('C0W =', inst[30] & inst[23])
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# print('HLS[2] =', ~inst[27] & ~inst[26] & (~inst[29] & ~inst[30] & ~inst[28] & inst[4] & inst[3] | inst[29] & inst[30]))
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# print('RS0[2] =', ~inst[30] & (inst[29] | inst[26] | ~inst[4]))
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print('DP0 =', ~inst[31] & (~inst[30] | inst[29] | ~inst[25] | inst[4]))
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print('DP1 =', inst[26] | (~inst[30] & (inst[31] | inst[29] | inst[28] | inst[27] | ~inst[4]) | inst[30] & (~inst[29] & inst[25] | inst[3])))
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print()
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69
tools/muldiv.txt
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69
tools/muldiv.txt
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@ -0,0 +1,69 @@
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////-------------------------------- HLS2
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32'b00000000000???????????????000000 0 // SLL
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32'b00000000000???????????????000010 0 // SRL
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32'b00000000000???????????????000011 0 // SRA
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32'b000000???????????????00000000100 0 // SLLV
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32'b000000???????????????00000000110 0 // SRLV
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32'b000000???????????????00000000111 0 // SRAV
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32'b000000?????000000000000000001000 0 // JR
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32'b000000?????00000?????00000001001 0 // JALR
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32'b000000????????????????????001100 0 // SYSCALL
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32'b000000????????????????????001101 0 // BREAK
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32'b0000000000000000?????00000010000 0 // MFHI
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32'b000000?????000000000000000010001 0 // MTHI
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32'b0000000000000000?????00000010010 0 // MFLO
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32'b000000?????000000000000000010011 0 // MTLO
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32'b000000??????????0000000000011000 1 // MULT
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32'b000000??????????0000000000011001 1 // MULTU
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32'b000000??????????0000000000011010 1 // DIV
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32'b000000??????????0000000000011011 1 // DIVU
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32'b000000???????????????00000100000 0 // ADD
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32'b000000???????????????00000100001 0 // ADDU
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32'b000000???????????????00000100010 0 // SUB
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32'b000000???????????????00000100011 0 // SUBU
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32'b000000???????????????00000100100 0 // AND
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32'b000000???????????????00000100101 0 // OR
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32'b000000???????????????00000100110 0 // XOR
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32'b000000???????????????00000100111 0 // NOR
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32'b000000???????????????00000101010 0 // SLT
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32'b000000???????????????00000101011 0 // SLTU
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32'b000001?????00000???????????????? 0 // BLTZ
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32'b000001?????10000???????????????? 0 // BLTZAL
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32'b000001?????00001???????????????? 0 // BGEZ
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32'b000001?????10001???????????????? 0 // BGEZAL
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32'b000010?????????????????????????? 0 // J
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32'b000011?????????????????????????? 0 // JAL
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32'b000100?????????????????????????? 0 // BEQ
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32'b000101?????????????????????????? 0 // BNE
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32'b000110?????00000???????????????? 0 // BLEZ
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32'b000111?????00000???????????????? 0 // BGTZ
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32'b001000?????????????????????????? 0 // ADDI
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32'b001001?????????????????????????? 0 // ADDIU
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32'b001010?????????????????????????? 0 // SLTI
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32'b001011?????????????????????????? 0 // SLTIU
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32'b001100?????????????????????????? 0 // ANDI
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32'b001101?????????????????????????? 0 // ORI
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32'b001110?????????????????????????? 0 // XORI
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32'b00111100000????????????????????? 0 // LUI
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32'b01000000000??????????00000000??? 0 // MFC0
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32'b01000000100??????????00000000??? 0 // MTC0
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32'b01000010000000000000000000000001 0 // TLBR
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32'b01000010000000000000000000000010 0 // TLBWI
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32'b01000010000000000000000000001000 0 // TLBP
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32'b01000010000000000000000000011000 0 // ERET
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32'b011100???????????????00000000010 1 // MUL
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32'b100000?????????????????????????? 0 // LB
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32'b100001?????????????????????????? 0 // LH
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32'b100011?????????????????????????? 0 // LW
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32'b100100?????????????????????????? 0 // LBU
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32'b100101?????????????????????????? 0 // LHU
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32'b101000?????????????????????????? 0 // SB
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32'b101001?????????????????????????? 0 // SH
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32'b101011?????????????????????????? 0 // SW
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32'b101111?????00000???????????????? 0 // I-Cache Index Invalid
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32'b101111?????01000???????????????? 0 // I-Cache Index Store Tag
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32'b101111?????10000???????????????? 0 // I-Cache Hit Invalid
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32'b101111?????00001???????????????? 0 // D-Cache Index Writeback Invalid
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32'b101111?????01001???????????????? 0 // D-Cache Index Store Tag
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32'b101111?????10001???????????????? 0 // D-Cache Hit Invalid
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32'b101111?????10101???????????????? 0 // D-Cache Hit Writeback Invalid
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@ -1,69 +0,0 @@
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////-------------------------------- TLBR TLBWI TLBP
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32'b00000000000???????????????000000 0 0 0 // SLL
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32'b00000000000???????????????000010 0 0 0 // SRL
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32'b00000000000???????????????000011 0 0 0 // SRA
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32'b000000???????????????00000000100 0 0 0 // SLLV
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32'b000000???????????????00000000110 0 0 0 // SRLV
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32'b000000???????????????00000000111 0 0 0 // SRAV
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32'b000000?????000000000000000001000 0 0 0 // JR
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32'b000000?????00000?????00000001001 0 0 0 // JALR
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32'b000000????????????????????001100 0 0 0 // SYSCALL
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32'b000000????????????????????001101 0 0 0 // BREAK
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32'b0000000000000000?????00000010000 0 0 0 // MFHI
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32'b000000?????000000000000000010001 0 0 0 // MTHI
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32'b0000000000000000?????00000010010 0 0 0 // MFLO
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32'b000000?????000000000000000010011 0 0 0 // MTLO
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32'b000000??????????0000000000011000 0 0 0 // MULT
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32'b000000??????????0000000000011001 0 0 0 // MULTU
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32'b000000??????????0000000000011010 0 0 0 // DIV
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32'b000000??????????0000000000011011 0 0 0 // DIVU
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32'b000000???????????????00000100000 0 0 0 // ADD
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32'b000000???????????????00000100001 0 0 0 // ADDU
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32'b000000???????????????00000100010 0 0 0 // SUB
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32'b000000???????????????00000100011 0 0 0 // SUBU
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32'b000000???????????????00000100100 0 0 0 // AND
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32'b000000???????????????00000100101 0 0 0 // OR
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32'b000000???????????????00000100110 0 0 0 // XOR
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32'b000000???????????????00000100111 0 0 0 // NOR
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32'b000000???????????????00000101010 0 0 0 // SLT
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32'b000000???????????????00000101011 0 0 0 // SLTU
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32'b000001?????00000???????????????? 0 0 0 // BLTZ
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32'b000001?????10000???????????????? 0 0 0 // BLTZAL
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32'b000001?????00001???????????????? 0 0 0 // BGEZ
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32'b000001?????10001???????????????? 0 0 0 // BGEZAL
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32'b000010?????????????????????????? 0 0 0 // J
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32'b000011?????????????????????????? 0 0 0 // JAL
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32'b000100?????????????????????????? 0 0 0 // BEQ
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32'b000101?????????????????????????? 0 0 0 // BNE
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32'b000110?????00000???????????????? 0 0 0 // BLEZ
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32'b000111?????00000???????????????? 0 0 0 // BGTZ
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32'b001000?????????????????????????? 0 0 0 // ADDI
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32'b001001?????????????????????????? 0 0 0 // ADDIU
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32'b001010?????????????????????????? 0 0 0 // SLTI
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32'b001011?????????????????????????? 0 0 0 // SLTIU
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32'b001100?????????????????????????? 0 0 0 // ANDI
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32'b001101?????????????????????????? 0 0 0 // ORI
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32'b001110?????????????????????????? 0 0 0 // XORI
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32'b00111100000????????????????????? 0 0 0 // LUI
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32'b01000000000??????????00000000??? 0 0 0 // MFC0
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32'b01000000100??????????00000000??? 0 0 0 // MTC0
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32'b01000010000000000000000000000001 1 0 0 // TLBR
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32'b01000010000000000000000000000010 0 1 0 // TLBWI
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32'b01000010000000000000000000001000 0 0 1 // TLBP
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32'b01000010000000000000000000011000 0 0 0 // ERET
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32'b011100???????????????00000000010 0 0 0 // MUL
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32'b100000?????????????????????????? 0 0 0 // LB
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32'b100001?????????????????????????? 0 0 0 // LH
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32'b100011?????????????????????????? 0 0 0 // LW
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32'b100100?????????????????????????? 0 0 0 // LBU
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32'b100101?????????????????????????? 0 0 0 // LHU
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32'b101000?????????????????????????? 0 0 0 // SB
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32'b101001?????????????????????????? 0 0 0 // SH
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32'b101011?????????????????????????? 0 0 0 // SW
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32'b101111?????00000???????????????? 0 0 0 // I-Cache Index Invalid
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32'b101111?????01000???????????????? 0 0 0 // I-Cache Index Store Tag
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32'b101111?????10000???????????????? 0 0 0 // I-Cache Hit Invalid
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32'b101111?????00001???????????????? 0 0 0 // D-Cache Index Writeback Invalid
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32'b101111?????01001???????????????? 0 0 0 // D-Cache Index Store Tag
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32'b101111?????10001???????????????? 0 0 0 // D-Cache Hit Invalid
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32'b101111?????10101???????????????? 0 0 0 // D-Cache Hit Writeback Invalid
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Reference in New Issue
Block a user