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Fixed testbench-fp to reflect signal name changes

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This commit is contained in:
David Harris 2023-11-11 04:05:34 -08:00
parent d5ba8fc5e6
commit 448ced00c5
2 changed files with 8 additions and 11 deletions
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9
config/shared/config-shared.vh
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@ -95,16 +95,13 @@ localparam BIAS2 = ((F_SUPPORTED & (LEN1 != S_LEN)) ? S_BIAS : H_BIAS);
// intermediate division parameters not directly used in Divider
localparam FPDIVN = NF+3; // length of floating-point inputs: Ns + 2 = Nf + 3 for 1 integer bit, Nf fracitonal bits, 2 extra bits to shift sqrt into [1/4, 1)]
localparam DIVN = ((FPDIVN<XLEN) & IDIV_ON_FPU) ? XLEN : FPDIVN+3; // standard length of input: max(XLEN, NF+2) ***
localparam DIVN = ((FPDIVN<XLEN) & IDIV_ON_FPU) ? XLEN : FPDIVN; // standard length of input: max(XLEN, NF+2) ***
// division constants
// *** define NF+2, justify, use in DIVN
localparam LOGR = $clog2(RADIX); // r = log(R)
localparam RK = LOGR*DIVCOPIES; // r*k bits per cycle generated
//localparam FPDUR = (DIVN+1)/RK + 1 + (RADIX/4); // *** relate to algorithm for rest of these
localparam FPDUR = (DIVN+LOGR-1)/RK + 1 ; // ceiling((DIVN+LOGR)/RK)
localparam DURLEN = $clog2(FPDUR+1);
localparam FPDUR = (DIVN+LOGR-1)/RK + 1 ; // ceiling((n+r)/rk)
localparam DURLEN = $clog2(FPDUR+1); // number of bits to represent the duration
localparam DIVb = FPDUR*RK - 1; // canonical fdiv size (b)
localparam DIVBLEN = $clog2(DIVb+2)-1; // *** where is 2 coming from?

10
testbench/testbench-fp.sv
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@ -115,8 +115,8 @@ module testbenchfp;
logic FlushE;
logic IFDivStartE;
logic FDivDoneE;
logic [P.NE+1:0] QeM;
logic [P.DIVb:0] QmM;
logic [P.NE+1:0] UeM;
logic [P.DIVb:0] UmM;
logic [P.XLEN-1:0] FIntDivResultM;
logic ResMatch; // Check if result match
logic FlagMatch; // Check if IEEE flags match
@ -705,7 +705,7 @@ module testbenchfp;
end
postprocess #(P) postprocess(.Xs(Xs), .Ys(Ys), .PostProcSel(UnitVal[1:0]),
.OpCtrl(OpCtrlVal), .DivQm(Quot), .DivQe(DivCalcExp),
.OpCtrl(OpCtrlVal), .DivUm(Quot), .DivUe(DivCalcExp),
.Xm(Xm), .Ym(Ym), .Zm(Zm), .CvtCe(CvtCalcExpE), .DivSticky(DivSticky), .FmaSs(Ss),
.XNaN(XNaN), .YNaN(YNaN), .ZNaN(ZNaN), .CvtResSubnormUf(CvtResSubnormUfE),
.XZero(XZero), .YZero(YZero), .CvtShiftAmt(CvtShiftAmtE),
@ -734,8 +734,8 @@ module testbenchfp;
.XInfE(XInf), .YInfE(YInf), .XZeroE(XZero), .YZeroE(YZero),
.XNaNE(XNaN), .YNaNE(YNaN),
.FDivStartE(DivStart), .IDivStartE(1'b0), .W64E(1'b0),
.StallM(1'b0), .DivStickyM(DivSticky), .FDivBusyE, .QeM(DivCalcExp),
.QmM(Quot),
.StallM(1'b0), .DivStickyM(DivSticky), .FDivBusyE, .UeM(DivCalcExp),
.UmM(Quot),
.FlushE(1'b0), .ForwardedSrcAE('0), .ForwardedSrcBE('0), .Funct3M(Funct3M),
.Funct3E(Funct3E), .IntDivE(1'b0), .FIntDivResultM(FIntDivResultM),
.FDivDoneE(FDivDoneE), .IFDivStartE(IFDivStartE));