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Cedar Turek 2022-12-30 11:11:34 -08:00
parent 320b1a7a89
commit d7fc7c93f3
1 changed files with 18 additions and 25 deletions
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pipelined/src/fpu/fdivsqrt/fdivsqrt.sv
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@ -78,37 +78,30 @@ module fdivsqrt(
logic [`XLEN-1:0] AM; // Original Numerator for postprocessor logic [`XLEN-1:0] AM; // Original Numerator for postprocessor
fdivsqrtpreproc fdivsqrtpreproc( // Preprocessor fdivsqrtpreproc fdivsqrtpreproc( // Preprocessor
// Inputs
.clk, .IFDivStartE, .Xm(XmE), .Ym(YmE), .Xe(XeE), .Ye(YeE), .clk, .IFDivStartE, .Xm(XmE), .Ym(YmE), .Xe(XeE), .Ye(YeE),
.Fmt(FmtE), .Sqrt(SqrtE), .XZeroE, .Funct3E, .Fmt(FmtE), .Sqrt(SqrtE), .XZeroE, .Funct3E,
// Outputs
.QeM, .X, .DPreproc, .QeM, .X, .DPreproc,
// Int-specific Inputs // Int-specific
.ForwardedSrcAE, .ForwardedSrcBE, .MDUE, .W64E, .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); .MDUM, .W64M, .NegQuotM, .ALTBM, .AsM);
fdivsqrtfsm fdivsqrtfsm( // FSM fdivsqrtfsm fdivsqrtfsm( // FSM
// Inputs
.clk, .reset, .FmtE, .XInfE, .YInfE, .XZeroE, .YZeroE, .XNaNE, .YNaNE, .clk, .reset, .FmtE, .XInfE, .YInfE, .XZeroE, .YZeroE, .XNaNE, .YNaNE,
.FDivStartE, .XsE, .SqrtE, .WZeroE, .FlushE, .StallM, .FDivStartE, .XsE, .SqrtE, .WZeroE, .FlushE, .StallM,
// Int-specific Inputs .FDivBusyE, .IFDivStartE, .FDivDoneE, .SpecialCaseM,
.IDivStartE, .AZeroE, .BZeroE, .nE, .MDUE, // Int-specific
// Outputs .IDivStartE, .AZeroE, .BZeroE, .nE, .MDUE);
.FDivBusyE, .IFDivStartE, .FDivDoneE, .SpecialCaseM);
fdivsqrtiter fdivsqrtiter( // CSA Iterator fdivsqrtiter fdivsqrtiter( // CSA Iterator
// Inputs
.clk, .IFDivStartE, .FDivBusyE, .SqrtE, .X, .DPreproc, .clk, .IFDivStartE, .FDivBusyE, .SqrtE, .X, .DPreproc,
// Outputs
.D, .FirstU, .FirstUM, .FirstC, .Firstun, .FirstWS(WS), .FirstWC(WC)); .D, .FirstU, .FirstUM, .FirstC, .Firstun, .FirstWS(WS), .FirstWC(WC));
fdivsqrtpostproc fdivsqrtpostproc( // Postprocessor fdivsqrtpostproc fdivsqrtpostproc( // Postprocessor
// Inputs
.clk, .reset, .StallM, .WS, .WC, .D, .FirstU, .FirstUM, .FirstC, .clk, .reset, .StallM, .WS, .WC, .D, .FirstU, .FirstUM, .FirstC,
.SqrtE, .Firstun, .SqrtM, .SpecialCaseM, .SqrtE, .Firstun, .SqrtM, .SpecialCaseM,
// Outputs
.QmM, .WZeroE, .DivSM, .QmM, .WZeroE, .DivSM,
// Int-specific Inputs // Int-specific
.nM, .mM, .ALTBM, .AsM, .BZeroM, .NegQuotM, .W64M, .RemOpM(Funct3M[1]), .AM, .nM, .mM, .ALTBM, .AsM, .BZeroM, .NegQuotM, .W64M, .RemOpM(Funct3M[1]), .AM,
// Int-specific Output
.FPIntDivResultM); .FPIntDivResultM);
endmodule endmodule