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Commented fdivsqrt module

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Cedar Turek 2022-12-30 10:52:25 -08:00
parent 3115df9380
commit 8cb4a7a69a
1 changed files with 18 additions and 16 deletions
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34
pipelined/src/fpu/fdivsqrt/fdivsqrt.sv
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@ -79,32 +79,34 @@ module fdivsqrt(
// Inputs
.clk, .IFDivStartE, .Xm(XmE), .Ym(YmE), .Xe(XeE), .Ye(YeE),
.Fmt(FmtE), .Sqrt(SqrtE), .XZeroE, .Funct3E,
// Int-specific Inputs
.ForwardedSrcAE, .ForwardedSrcBE, .MDUE, .W64E,
// Outputs
.QeM, .X, .DPreproc,
// Int-specific Inputs
.ForwardedSrcAE, .ForwardedSrcBE, .MDUE, .W64E,
// Int-specific Outputs
.AZeroE, .BZeroE, .nE,
.AZeroM, .BZeroM, .nM, .mM, .AM,
.AZeroE, .BZeroE, .nE, .AZeroM, .BZeroM, .nM, .mM, .AM,
.MDUM, .W64M, .NegQuotM, .ALTBM, .AsM);
fdivsqrtfsm fdivsqrtfsm( // FSM
// Inputs
.clk, .reset, .FmtE, .XInfE, .YInfE,
.XZeroE, .YZeroE, .XNaNE, .YNaNE,
.FDivStartE, .XsE, .SqrtE, .WZeroE,
.FlushE, .StallM,
.clk, .reset, .FmtE, .XInfE, .YInfE, .XZeroE, .YZeroE, .XNaNE, .YNaNE,
.FDivStartE, .XsE, .SqrtE, .WZeroE, .FlushE, .StallM,
// Int-specific Inputs
.IDivStartE, .AZeroE, .BZeroE, .nE, .MDUE,
// Outputs
.FDivBusyE, .IFDivStartE, .FDivDoneE, .SpecialCaseM);
fdivsqrtiter fdivsqrtiter( // CSA Iterator
.clk, .Firstun, .D, .FirstU, .FirstUM, .FirstC, .SqrtE,
.X,.DPreproc, .FirstWS(WS), .FirstWC(WC),
.IFDivStartE, .FDivBusyE);
// Inputs
.clk, .IFDivStartE, .FDivBusyE, .SqrtE, .X, .DPreproc,
// Outputs
.D, .FirstU, .FirstUM, .FirstC, .Firstun, .FirstWS(WS), .FirstWC(WC));
fdivsqrtpostproc fdivsqrtpostproc( // Postprocessor
.clk, .reset, .StallM,
.WS, .WC, .D, .FirstU, .FirstUM, .FirstC, .SqrtE, .Firstun,
.SqrtM, .SpecialCaseM, .RemOpM(Funct3M[1]), .AM,
.nM, .ALTBM, .mM, .BZeroM, .AsM, .NegQuotM, .W64M,
.QmM, .WZeroE, .DivSM, .FPIntDivResultM);
// Inputs
.clk, .reset, .StallM, .WS, .WC, .D, .FirstU, .FirstUM, .FirstC,
.SqrtE, .Firstun, .SqrtM, .SpecialCaseM,
// Outputs
.QmM, .WZeroE, .DivSM,
// Int-specific Inputs
.nM, .mM, .ALTBM, .AsM, .BZeroM, .NegQuotM, .W64M, .RemOpM(Funct3M[1]), .AM,
// Int-specific Output
.FPIntDivResultM);
endmodule