diff --git a/cycles.txt b/cycles.txt
new file mode 100644
index 0000000..2f86175
--- /dev/null
+++ b/cycles.txt
@@ -0,0 +1,1728 @@
+{ 
+	"RV32GC" : [
+		{
+			"name"  : "LUI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AUIPC",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "JAL",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "JALR",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "BEQ",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "BNE",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "BLT",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "BGE",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "BLTU",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "BGEU",
+			"size"  : 32,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "LB",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LH",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LBU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LHU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SB",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SH",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "ADDI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLTI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLTIU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "XORI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "ORI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "ANDI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLLI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SRLI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SRAI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "ADD",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SUB",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLL",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLT",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SLTU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "XOR",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SRL",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SRA",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "OR",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AND",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FENCE",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FENCE_I",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "ECALL",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "EBREAK",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "URET",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SRET",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "MRET",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "WFI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SFENCE.VMA",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRS",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRC",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRWI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRSI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRCI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "MUL",
+			"size"  : 32,
+			"delay" : 5
+		},
+		{
+			"name"  : "MULH",
+			"size"  : 32,
+			"delay" : 5
+		},
+		{
+			"name"  : "MULHSU",
+			"size"  : 320,
+			"delay" : 5
+		},
+		{
+			"name"  : "MULHU",
+			"size"  : 32,
+			"delay" : 5
+		},
+		{
+			"name"  : "DIV",
+			"size"  : 32,
+			"delay" : 10
+		},
+		{
+			"name"  : "DIVU",
+			"size"  : 32,
+			"delay" : 10
+		},
+		{
+			"name"  : "REM",
+			"size"  : 32,
+			"delay" : 10
+		},
+		{
+			"name"  : "REMU",
+			"size"  : 32,
+			"delay" : 10
+		},
+		{
+			"name"  : "LR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SC.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOSWAP.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOADD.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOXOR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOAND.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOOR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMIN.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAX.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMINU.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAXU.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.ADDI4SPN",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.LW",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.SW",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.ADDI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.NOP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.JAL",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.LI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.LUI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.ADDI16SP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.SRLI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.SRAI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.ANDI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.SUB",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.XOR",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.OR",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.AND",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.J",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.BEQZ",
+			"size"  : 16,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "C.BNEZ",
+			"size"  : 16,
+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "C.SLLI",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.LWSP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.MV",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.JR",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.ADD",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.JALR",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.EBREAK",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.SWSP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "DII",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMADD.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMSUB.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FNMADD.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FNMSUB.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FADD.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSUB.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMUL.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FDIV.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSQRT.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJ.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJN.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJX.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMIN.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMAX.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.W.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.WU.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FEQ.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLT.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLE.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCLASS.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.S.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.S.WU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMV.X.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMV.W.X",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FLW",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FSW",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FLWSP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FSWSP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLD",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSD",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMADD.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMSUB.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FNMADD.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FNMSUB.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FADD.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSUB.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMUL.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FDIV.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSQRT.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJ.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJN.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FSGNJX.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMIN.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FMAX.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.S.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.D.S",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FEQ.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLT.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FLE.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCLASS.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.W.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.WU.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.D.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "FCVT.D.WU",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FLD",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FSD",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FLDSP",
+			"size"  : 16,
+			"delay" : 1
+		},
+		{
+			"name"  : "C.FSDSP",
+			"size"  : 16,
+			"delay" : 1
+		}
+	],
+	"RV32IMAC" : [
+		{
+			"name"  : "LUI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AUIPC",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "JAL",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "JALR",
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
+			"name"  : "ADDI",
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
+			"name"  : "WFI",
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+		},
+		{
+			"name"  : "SFENCE.VMA",
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+		{
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+		{
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+		{
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+		{
+			"name"  : "CSRRCI",
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+			"delay" : 1
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+		{
+			"name"  : "MUL",
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+		},
+		{
+			"name"  : "MULH",
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+			"delay" : 5
+		},
+		{
+			"name"  : "MULHSU",
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+			"delay" : 5
+		},
+		{
+			"name"  : "MULHU",
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+			"delay" : 5
+		},
+		{
+			"name"  : "DIV",
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+		},
+		{
+			"name"  : "DIVU",
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+		},
+		{
+			"name"  : "REM",
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+		{
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+		{
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+		},
+		{
+			"name"  : "SC.W",
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+			"delay" : 1
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+		{
+			"name"  : "AMOSWAP.W",
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+			"delay" : 1
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+		{
+			"name"  : "AMOADD.W",
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+			"delay" : 1
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+		{
+			"name"  : "AMOXOR.W",
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+			"delay" : 1
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+		{
+			"name"  : "AMOAND.W",
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+		},
+		{
+			"name"  : "AMOOR.W",
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+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMIN.W",
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+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAX.W",
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+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMINU.W",
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+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAXU.W",
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+			"delay" : 1
+		},
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+			"name"  : "C.ADDI4SPN",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.LW",
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+		{
+			"name"  : "C.SW",
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+		},
+		{
+			"name"  : "C.ADDI",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.NOP",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.JAL",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.LI",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.LUI",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.ADDI16SP",
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+			"delay" : 1
+		},
+		{
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.SRAI",
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+			"delay" : 1
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+		{
+			"name"  : "C.ANDI",
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+			"delay" : 1
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+		{
+			"name"  : "C.SUB",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.XOR",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.OR",
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+		{
+			"name"  : "C.AND",
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+			"delay" : 1
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+		{
+			"name"  : "C.J",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.BEQZ",
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+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "C.BNEZ",
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+			"delay" : [1, 3]
+		},
+		{
+			"name"  : "C.SLLI",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.LWSP",
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+			"delay" : 1
+		},
+		{
+			"name"  : "C.MV",
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+			"delay" : 1
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+		{
+			"name"  : "C.JR",
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+			"delay" : 1
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+		{
+			"name"  : "C.EBREAK",
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+			"delay" : 1
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+		{
+			"name"  : "C.SWSP",
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+			"delay" : 1
+		},
+		{
+			"name"  : "DII",
+			"size"  : 16,
+			"delay" : 1
+		}
+	],
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+			"name"  : "LD",
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+			"delay" : 1
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+			"delay" : 1
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+			"delay" : 1
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+			"delay" : 1
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+		{
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+			"delay" : 1
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+		{
+			"name"  : "LUI",
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+		{
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+			"delay" : 1
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+		{
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+		{
+			"name"  : "SLTU",
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+		{
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+		{
+			"name"  : "SRL",
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+			"delay" : 1
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+		{
+			"name"  : "SRA",
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+			"delay" : 1
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+		{
+			"name"  : "OR",
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+			"delay" : 1
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+		{
+			"name"  : "AND",
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+			"delay" : 1
+		},
+		{
+			"name"  : "FENCE",
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+		},
+		{
+			"name"  : "FENCE_I",
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+		},
+		{
+			"name"  : "ECALL",
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+			"delay" : 1
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+		{
+			"name"  : "EBREAK",
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+			"delay" : 1
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+		{
+			"name"  : "URET",
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+			"delay" : 1
+		},
+		{
+			"name"  : "SRET",
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+			"delay" : 1
+		},
+		{
+			"name"  : "MRET",
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+			"delay" : 1
+		},
+		{
+			"name"  : "WFI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SFENCE.VMA",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRW",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRS",
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+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRC",
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+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRWI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRSI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "CSRRCI",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LR.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SC.D",
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+			"delay" : 1
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+		{
+			"name"  : "AMOSWAP.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOADD.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOXOR.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOAND.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOOR.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMIN.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAX.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMINU.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAXU.D",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "LR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "SC.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOSWAP.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOADD.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOXOR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOAND.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOOR.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMIN.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAX.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMINU.W",
+			"size"  : 32,
+			"delay" : 1
+		},
+		{
+			"name"  : "AMOMAXU.W",
+			"size"  : 32,
+			"delay" : 1
+		}
+	]
+}
\ No newline at end of file
diff --git a/dbt-core b/dbt-core
index 555bff0..393c374 160000
--- a/dbt-core
+++ b/dbt-core
@@ -1 +1 @@
-Subproject commit 555bff0a20cfbf775994ed74b188b9af480df883
+Subproject commit 393c374cac4950e629036dda1615abedf866961f
diff --git a/etc/dbt-riscv Debug hello w plugin.launch b/etc/dbt-riscv Debug hello w plugin.launch
new file mode 100644
index 0000000..f46628e
--- /dev/null
+++ b/etc/dbt-riscv Debug hello w plugin.launch	
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<launchConfiguration type="org.eclipse.cdt.launch.applicationLaunchType">
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.AUTO_SOLIB" value="true"/>
+<listAttribute key="org.eclipse.cdt.dsf.gdb.AUTO_SOLIB_LIST"/>
+<stringAttribute key="org.eclipse.cdt.dsf.gdb.DEBUG_NAME" value="gdb"/>
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.DEBUG_ON_FORK" value="false"/>
+<stringAttribute key="org.eclipse.cdt.dsf.gdb.GDB_INIT" value=".gdbinit"/>
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.NON_STOP" value="false"/>
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.REVERSE" value="false"/>
+<stringAttribute key="org.eclipse.cdt.dsf.gdb.REVERSE_MODE" value="UseSoftTrace"/>
+<listAttribute key="org.eclipse.cdt.dsf.gdb.SOLIB_PATH"/>
+<stringAttribute key="org.eclipse.cdt.dsf.gdb.TRACEPOINT_MODE" value="TP_NORMAL_ONLY"/>
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/>
+<booleanAttribute key="org.eclipse.cdt.dsf.gdb.internal.ui.launching.LocalApplicationCDebuggerTab.DEFAULTS_SET" value="true"/>
+<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/>
+<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
+<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_ID" value="gdb"/>
+<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_START_MODE" value="run"/>
+<booleanAttribute key="org.eclipse.cdt.launch.DEBUGGER_STOP_AT_MAIN" value="true"/>
+<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_STOP_AT_MAIN_SYMBOL" value="main"/>
+<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_ARGUMENTS" value="-v4&#10;-p ic=${workspace_loc:DBT-RISE-RISCV}/cycles.txt&#10;${project_loc:hello}/hello"/>
+<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build/Debug/riscv/bin/riscv"/>
+<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="DBT-RISE-RISCV"/>
+<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/>
+<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="cdt.managedbuild.config.gnu.exe.debug.1751741082"/>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
+<listEntry value="/DBT-RISE-RISCV"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
+<listEntry value="4"/>
+</listAttribute>
+<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;reserved-for-future-use&quot;/&gt;&#10;"/>
+<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
+</launchConfiguration>
diff --git a/etc/dbt-riscv dhrystone.launch b/etc/dbt-riscv dhrystone.launch
index a00fc10..a666818 100644
--- a/etc/dbt-riscv dhrystone.launch	
+++ b/etc/dbt-riscv dhrystone.launch	
@@ -12,7 +12,7 @@
 <stringAttribute key="org.eclipse.cdt.dsf.gdb.TRACEPOINT_MODE" value="TP_NORMAL_ONLY"/>
 <booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/>
 <booleanAttribute key="org.eclipse.cdt.dsf.gdb.internal.ui.launching.LocalApplicationCDebuggerTab.DEFAULTS_SET" value="true"/>
-<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/>
+<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="1"/>
 <stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
 <stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_ID" value="gdb"/>
 <stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_START_MODE" value="run"/>
@@ -22,7 +22,7 @@
 <stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build/Release/riscv/bin/riscv"/>
 <stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="DBT-RISE-RISCV"/>
 <booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/>
-<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value=""/>
+<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="cdt.managedbuild.config.gnu.exe.release.1745230171"/>
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
 <listEntry value="/DBT-RISE-RISCV"/>
 </listAttribute>
diff --git a/riscv/incl/iss/arch/riscv_hart_msu_vp.h b/riscv/incl/iss/arch/riscv_hart_msu_vp.h
index dede9de..9e820ce 100644
--- a/riscv/incl/iss/arch/riscv_hart_msu_vp.h
+++ b/riscv/incl/iss/arch/riscv_hart_msu_vp.h
@@ -55,7 +55,7 @@ namespace arch {
 
 enum { tohost_dflt = 0xF0001000, fromhost_dflt = 0xF0001040 };
 
-enum csr_name {
+enum riscv_csr {
     /* user-level CSR */
     // User Trap Setup
     ustatus = 0x000,
diff --git a/riscv/src/main.cpp b/riscv/src/main.cpp
index a241da0..f3132a9 100644
--- a/riscv/src/main.cpp
+++ b/riscv/src/main.cpp
@@ -66,7 +66,8 @@ int main(int argc, char *argv[]) {
         ("dump-ir", "dump the intermediate representation")
         ("elf", po::value<std::vector<std::string>>(), "ELF file(s) to load")
         ("mem,m", po::value<std::string>(), "the memory input file")
-        ("isa", po::value<std::string>()->default_value("rv32imac"), "isa to use for simulation");
+        ("plugin,p", po::value<std::vector<std::string>>(), "plugin to activate")
+        ("isa", po::value<std::string>()->default_value("rv32gc"), "isa to use for simulation");
     // clang-format on
     auto parsed = po::command_line_parser(argc, argv).options(desc).allow_unregistered().run();
     try {
@@ -97,30 +98,55 @@ int main(int argc, char *argv[]) {
         LOG_OUTPUT(connection)::stream() = f;
     }
 
+    std::vector<iss::vm_plugin*> plugin_list;
+    auto res=0;
     try {
         // application code comes here //
         iss::init_jit(argc, argv);
         bool dump = clim.count("dump-ir");
         // instantiate the simulator
         std::unique_ptr<iss::vm_if> vm{nullptr};
+        std::unique_ptr<iss::arch_if> cpu{nullptr};
         std::string isa_opt(clim["isa"].as<std::string>());
-//        iss::plugin::instruction_count ic_plugin("riscv/gen_input/src-gen/rv32imac_cyles.txt");
-//        iss::plugin::cycle_estimate ce_plugin("riscv/gen_input/src-gen/rv32imac_cyles.txt");
-        if (isa_opt.substr(0, 4)=="rv64") {
-            iss::arch::rv64ia* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv64ia>();
-            vm = iss::create(cpu, clim["gdb-port"].as<unsigned>());
-        } else if (isa_opt.substr(0, 5)=="rv32i") {
-            iss::arch::rv32imac* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac>();
-            vm = iss::create(cpu, clim["gdb-port"].as<unsigned>());
-            //vm->register_plugin(ce_plugin);
-        } else if (isa_opt.substr(0, 5)=="rv32g") {
-            iss::arch::rv32gc* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32gc>();
-            vm = iss::create(cpu, clim["gdb-port"].as<unsigned>());
-            //vm->register_plugin(ce_plugin);
+        if (isa_opt=="rv64ia") {
+            iss::arch::rv64ia* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv64ia>();
+            vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
+            cpu.reset(lcpu);
+        } else if (isa_opt=="rv32imac") {
+            iss::arch::rv32imac* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac>();
+            vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
+            cpu.reset(lcpu);
+        } else if (isa_opt=="rv32gc") {
+            iss::arch::rv32gc* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32gc>();
+            vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
+            cpu.reset(lcpu);
         } else {
             LOG(ERROR) << "Illegal argument value for '--isa': " << clim["isa"].as<std::string>() << std::endl;
             return 127;
         }
+        if (clim.count("plugin")) {
+           for (std::string opt_val : clim["plugin"].as<std::vector<std::string>>()){
+               auto plugin_name{opt_val};
+               std::string filename{"cycles.txt"};
+               std::size_t found = opt_val.find('=');
+               if (found!=std::string::npos){
+                   plugin_name=opt_val.substr(0, found);
+                   filename=opt_val.substr(found+1, opt_val.size());
+               }
+                if(plugin_name=="ic"){
+                    auto* ic_plugin= new iss::plugin::instruction_count(filename);
+                    vm->register_plugin(*ic_plugin);
+                    plugin_list.push_back(ic_plugin);
+                } else if(plugin_name=="ce"){
+                    auto* ce_plugin= new iss::plugin::cycle_estimate(filename);
+                    vm->register_plugin(*ce_plugin);
+                    plugin_list.push_back(ce_plugin);
+                } else {
+                    LOG(ERROR) << "Unknown plugin name: " << plugin_name << ", valid names are 'ce', 'ic'"<<std::endl;
+                    return 127;
+                }
+            }
+        }
         if (clim.count("disass")) {
             vm->setDisassEnabled(true);
             LOGGER(disass)::reporting_level() = logging::INFO;
@@ -151,9 +177,14 @@ int main(int argc, char *argv[]) {
         }
 		vm->reset(start_address);
         auto cycles = clim["instructions"].as<int64_t>();
-        return vm->start(cycles, dump);
+        res = vm->start(cycles, dump);
     } catch (std::exception &e) {
         LOG(ERROR) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit" << std::endl;
-        return 2;
+        res=2;
     }
+    // cleanup to let plugins report of needed
+    for(auto* p:plugin_list){
+        delete p;
+    }
+    return res;
 }
diff --git a/riscv/src/plugin/cycle_estimate.cpp b/riscv/src/plugin/cycle_estimate.cpp
index e5270bd..2a68c61 100644
--- a/riscv/src/plugin/cycle_estimate.cpp
+++ b/riscv/src/plugin/cycle_estimate.cpp
@@ -63,7 +63,7 @@ bool iss::plugin::cycle_estimate::registration(const char* const version, vm_if&
 	if(!arch_instr) return false;
 	const std::string  core_name = arch_instr->core_type_name();
     Json::Value &val = root[core_name];
-    if(val.isArray()){
+    if(!val.isNull() && val.isArray()){
     	delays.reserve(val.size());
     	for(auto it:val){
     		auto name = it["name"];
@@ -76,6 +76,8 @@ bool iss::plugin::cycle_estimate::registration(const char* const version, vm_if&
 				delays.push_back(instr_desc{size.asUInt(), delay[0].asUInt(), delay[1].asUInt()});
     		}
     	}
+    } else {
+        LOG(ERROR)<<"plugin cycle_estimate: could not find an entry for "<<core_name<<" in JSON file"<<std::endl;
     }
 	return true;
 
@@ -85,8 +87,6 @@ void iss::plugin::cycle_estimate::callback(instr_info_t instr_info) {
     assert(arch_instr && "No instrumentation interface available but callback executed");
 	auto entry = delays[instr_info.instr_id];
 	bool taken = (arch_instr->get_next_pc()-arch_instr->get_pc()) != (entry.size/8);
-	if(taken && entry.taken > 1 ) // 1 is the default increment per instruction
-		arch_instr->set_curr_instr_cycles(entry.taken);
-	if(!taken && entry.not_taken > 1) // 1 is the default increment per instruction
-		arch_instr->set_curr_instr_cycles(entry.not_taken);
+    uint32_t delay = taken ? entry.taken : entry.not_taken;
+    if(delay>1) arch_instr->set_curr_instr_cycles(delay);
 }
diff --git a/riscv/src/plugin/instruction_count.cpp b/riscv/src/plugin/instruction_count.cpp
index 282b173..eedb59a 100644
--- a/riscv/src/plugin/instruction_count.cpp
+++ b/riscv/src/plugin/instruction_count.cpp
@@ -68,7 +68,7 @@ bool iss::plugin::instruction_count::registration(const char* const version, vm_
     if(!instr_if) return false;
 	const std::string  core_name = instr_if->core_type_name();
     Json::Value &val = root[core_name];
-    if(val.isArray()){
+    if(!val.isNull() && val.isArray()){
     	delays.reserve(val.size());
     	for(auto it:val){
     		auto name = it["name"];
@@ -84,6 +84,8 @@ bool iss::plugin::instruction_count::registration(const char* const version, vm_
     		}
     	}
     	rep_counts.resize(delays.size());
+    } else {
+        LOG(ERROR)<<"plugin instruction_count: could not find an entry for "<<core_name<<" in JSON file"<<std::endl;
     }
 	return true;
 }