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Cedar Turek 2022-12-30 11:11:34 -08:00
parent 7e5cafeda3
commit eef1d4dd66
1 changed files with 18 additions and 25 deletions
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43
pipelined/src/fpu/fdivsqrt/fdivsqrt.sv
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@ -77,38 +77,31 @@ module fdivsqrt(
logic NegQuotM, ALTBM, AsM, W64M; // Special handling for postprocessor
logic [`XLEN-1:0] AM; // Original Numerator for postprocessor
fdivsqrtpreproc fdivsqrtpreproc( // Preprocessor
// Inputs
.clk, .IFDivStartE, .Xm(XmE), .Ym(YmE), .Xe(XeE), .Ye(YeE),
.Fmt(FmtE), .Sqrt(SqrtE), .XZeroE, .Funct3E,
// Outputs
fdivsqrtpreproc fdivsqrtpreproc( // Preprocessor
.clk, .IFDivStartE, .Xm(XmE), .Ym(YmE), .Xe(XeE), .Ye(YeE),
.Fmt(FmtE), .Sqrt(SqrtE), .XZeroE, .Funct3E,
.QeM, .X, .DPreproc,
// Int-specific Inputs
.ForwardedSrcAE, .ForwardedSrcBE, .MDUE, .W64E,
// Int-specific Outputs
// Int-specific
.ForwardedSrcAE, .ForwardedSrcBE, .MDUE, .W64E,
.AZeroE, .BZeroE, .nE, .AZeroM, .BZeroM, .nM, .mM, .AM,
.MDUM, .W64M, .NegQuotM, .ALTBM, .AsM);
fdivsqrtfsm fdivsqrtfsm( // FSM
// Inputs
fdivsqrtfsm fdivsqrtfsm( // FSM
.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
// Inputs
.clk, .IFDivStartE, .FDivBusyE, .SqrtE, .X, .DPreproc,
// Outputs
.FDivStartE, .XsE, .SqrtE, .WZeroE, .FlushE, .StallM,
.FDivBusyE, .IFDivStartE, .FDivDoneE, .SpecialCaseM,
// Int-specific
.IDivStartE, .AZeroE, .BZeroE, .nE, .MDUE);
fdivsqrtiter fdivsqrtiter( // CSA Iterator
.clk, .IFDivStartE, .FDivBusyE, .SqrtE, .X, .DPreproc,
.D, .FirstU, .FirstUM, .FirstC, .Firstun, .FirstWS(WS), .FirstWC(WC));
fdivsqrtpostproc fdivsqrtpostproc( // Postprocessor
// Inputs
fdivsqrtpostproc fdivsqrtpostproc( // Postprocessor
.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
// Int-specific
.nM, .mM, .ALTBM, .AsM, .BZeroM, .NegQuotM, .W64M, .RemOpM(Funct3M[1]), .AM,
.FPIntDivResultM);
endmodule