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remw works

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This commit is contained in:
Kevin Kim 2023-07-09 23:20:18 -07:00
parent 2a68e4a065
commit 05c2bd88df
2 changed files with 40 additions and 2 deletions
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24
testbench/testbench-fp.sv
View File

@ -715,6 +715,24 @@ module testbenchfp;
Unit = {Unit, `INTDIVUNIT}; Unit = {Unit, `INTDIVUNIT};
Fmt = {Fmt, 2'b10}; Fmt = {Fmt, 2'b10};
end end
if (TEST === "intremw") begin // if unified div sqrt is being tested
Tests = {Tests, intremw};
OpCtrl = {OpCtrl, `INTREMW_OPCTRL};
WriteInt = {WriteInt, 1'b0};
Unit = {Unit, `INTDIVUNIT};
Fmt = {Fmt, 2'b10};
end
//TODO:REMUWm DIVW, DIVUW
if (TEST === "intremuw") begin // if unified div sqrt is being tested
Tests = {Tests, intremw};
OpCtrl = {OpCtrl, `INTREMW_OPCTRL};
WriteInt = {WriteInt, 1'b0};
Unit = {Unit, `INTDIVUNIT};
Fmt = {Fmt, 2'b10};
end
end end
// check if nothing is being tested // check if nothing is being tested
@ -833,7 +851,7 @@ module testbenchfp;
.Funct3E(Funct3E), .IntDivE(1'b0), .FIntDivResultM(FIntDivResultM), .Funct3E(Funct3E), .IntDivE(1'b0), .FIntDivResultM(FIntDivResultM),
.FDivDoneE(FDivDoneE), .IFDivStartE(IFDivStartE)); .FDivDoneE(FDivDoneE), .IFDivStartE(IFDivStartE));
end end
if (TEST === "divremsqrt" | TEST === "divremsqrttest" | TEST === "customdiv" | TEST === "intdiv" | TEST === "intrem" | TEST === "intdivu" | TEST ==="intremu") begin: divremsqrt if (TEST === "divremsqrt" | TEST === "divremsqrttest" | TEST === "customdiv" | TEST === "intdiv" | TEST === "intrem" | TEST === "intdivu" | TEST ==="intremu" | TEST ==="intremw" | TEST ==="intremuw" | TEST ==="intdivw" | TEST ==="intdivuw") begin: divremsqrt
drsu #(P) drsu(.clk, .reset, .XsE(Xs), .YsE(Ys), .FmtE(ModFmt), .XmE(Xm), .YmE(Ym), drsu #(P) drsu(.clk, .reset, .XsE(Xs), .YsE(Ys), .FmtE(ModFmt), .XmE(Xm), .YmE(Ym),
.XeE(Xe), .YeE(Ye), .SqrtE(TEST === "sqrt"), .SqrtM(TEST === "sqrt"), .XeE(Xe), .YeE(Ye), .SqrtE(TEST === "sqrt"), .SqrtM(TEST === "sqrt"),
.XInfE(XInf), .YInfE(YInf), .XZeroE(XZero), .YZeroE(YZero), .XInfE(XInf), .YInfE(YInf), .XZeroE(XZero), .YZeroE(YZero),
@ -1066,7 +1084,7 @@ module testbenchfp;
// wait till the division result is done or one extra cylcle for early termination (to simulate the EM pipline stage) // wait till the division result is done or one extra cylcle for early termination (to simulate the EM pipline stage)
assign ResMatch = ((Res === Ans) | NaNGood | (NaNGood === 1'bx)); assign ResMatch = ((Res === Ans) | NaNGood | (NaNGood === 1'bx));
assign FlagMatch = ((ResFlg === AnsFlg) | (AnsFlg === 5'bx)); assign FlagMatch = ((ResFlg === AnsFlg) | (AnsFlg === 5'bx));
assign divsqrtop = (OpCtrlVal == `SQRT_OPCTRL) | (OpCtrlVal == `DIV_OPCTRL) | (OpCtrlVal == `INTREM_OPCTRL) | (OpCtrlVal == `INTDIV_OPCTRL) | (OpCtrlVal == `INTDIVU_OPCTRL) | (OpCtrlVal ==`INTREMU_OPCTRL); assign divsqrtop = (OpCtrlVal == `SQRT_OPCTRL) | (OpCtrlVal == `DIV_OPCTRL) | (OpCtrlVal == `INTREM_OPCTRL) | (OpCtrlVal == `INTDIV_OPCTRL) | (OpCtrlVal == `INTDIVU_OPCTRL) | (OpCtrlVal ==`INTREMU_OPCTRL) | (OpCtrlVal ==`INTREMW_OPCTRL);
assign FMAop = (OpCtrlVal == `FMAUNIT); assign FMAop = (OpCtrlVal == `FMAUNIT);
assign DivDone = OldFDivBusyE & ~FDivBusyE; assign DivDone = OldFDivBusyE & ~FDivBusyE;
@ -1383,9 +1401,11 @@ module readvectors (
IDivStart = 1'b1; IDivStart = 1'b1;
IntDivE = 1'b1; IntDivE = 1'b1;
Funct3E = 3'b101; Funct3E = 3'b101;
W64 = 1'b1;
#10 // one clk cycle #10 // one clk cycle
IDivStart = 1'b0; IDivStart = 1'b0;
IntDivE = 1'b0; IntDivE = 1'b0;
W64 = 1'b1;
end end
else if (OpCtrl == `INTREMW_OPCTRL) begin else if (OpCtrl == `INTREMW_OPCTRL) begin
X = {P.FLEN{1'bx}}; X = {P.FLEN{1'bx}};

18
testbench/tests-fp.vh
View File

@ -612,5 +612,23 @@ string intdivu[] = '{
"cvw_64_divu-01.tv" "cvw_64_divu-01.tv"
}; };
string intremw[] = '{
"cvw_64_remw-01.tv"
};
string intremuw[] = '{
"cvw_64_remuw-01.tv"
};
string intdivuw[] = '{
"cvw_64_divuw-01.tv"
};
string intdivw[] = '{
"cvw_64_divw-01.tv"
};