);
"""
- generate
- if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
- wire [29:0] iA;
- wire [17:0] iB;
- wire [47:0] iC;
- wire [24:0] iD;
+ wire [29:0] iA;
+ wire [17:0] iB;
+ wire [47:0] iC;
+ wire [24:0] iD;
- wire pAP, pBP, pCP, pDP, pADP, pMP, pPP;
- wire pAPCOUT, pBPCOUT, pCPCOUT, pDPCOUT, pADPCOUT, pMPCOUT, pPPCOUT;
- wire [47:0] oP, oPCOUT;
+ wire pA, pB, pC, pD, pAD, pM, pP;
+ wire [47:0] oP, mP;
+ wire [47:0] oPCOUT, mPCOUT;
- // Disconnect the A-input if MREG is enabled, since
- // combinatorial path is broken
+ generate
+ if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
+ // Disconnect the A-input if MREG is enabled, since
+ // combinatorial path is broken
if (AREG == 0 && MREG == 0 && PREG == 0)
- assign iA = A, pAP = 1'bx, pAPCOUT = 1'bx;
+ assign iA = A, pA = 1'bx;
else
- \$__ABC_DSP48E1_MULT_AREG rA (.I(A), .O(iA), .P(pAP), .PCOUT(pAPCOUT));
+ \$__ABC_REG #(.WIDTH(30)) rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && MREG == 0 && PREG == 0)
- assign iB = B, pBP = 1'bx, pBPCOUT = 1'bx;
+ assign iB = B, pB = 1'bx;
else
- \$__ABC_DSP48E1_MULT_BREG rB (.I(B), .O(iB), .P(pBP), .PCOUT(pBPCOUT));
+ \$__ABC_REG #(.WIDTH(18)) rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
- assign iC = C, pCP = 1'bx, pCPCOUT = 1'bx;
+ assign iC = C, pC = 1'bx;
else
- \$__ABC_DSP48E1_MULT_CREG rC (.I(C), .O(iC), .P(pCP), .PCOUT(pCPCOUT));
+ \$__ABC_REG #(.WIDTH(48)) rC (.I(C), .O(iC), .Q(pC));
if (DREG == 0)
assign iD = D;
else if (techmap_guard)
- $error("Invalid DSP48E1 configuration: DREG enabled but USE_DPORT == \"FALSE\"");
- assign pDP = 1'bx, pDPCOUT = 1'bx;
+ $error("Invalid DSP48E1 configuration: DREG enabled but USE_DPORT == \"FALSE\"");
+ assign pD = 1'bx;
if (ADREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: ADREG enabled but USE_DPORT == \"FALSE\"");
- assign pADP = 1'bx, pADPCOUT = 1'bx;
+ assign pAD = 1'bx;
if (PREG == 0) begin
+ assign pP = 1'bx;
if (MREG == 1)
- \$__ABC_DSP48E1_MULT_MREG rM (.P(pMP), .PCOUT(pMPCOUT));
+ \$__ABC_REG rM (.Q(pM));
else
- assign pMP = 1'bx, pMPCOUT = 1'bx;
- assign pPP = 1'bx, pPPCOUT = 1'bx;
+ assign pM = 1'bx;
end
else begin
- assign pMP = 1'bx, pMPCOUT = 1'bx;
- \$__ABC_DSP48E1_MULT_PREG rP (.P(pPP), .PCOUT(pPPCOUT));
+ \$__ABC_REG rP (.Q(pP));
+ assign pM = 1'bx;
end
- if (MREG == 0 && PREG == 0) begin
- \$__ABC_DSP48E1_MUX muxP (
- .Aq(pAP), .Bq(pBP), .Cq(pCP), .Dq(pDP), .ADq(pADP), .Mq(pMP), .P(oP), .Pq(pPP), .O(P)
- );
- \$__ABC_DSP48E1_MUX muxPCOUT (
- .Aq(pAPCOUT), .Bq(pBPCOUT), .Cq(pCPCOUT), .Dq(pDPCOUT), .ADq(pADPCOUT), .Mq(pMPCOUT), .P(oPCOUT), .Pq(pPPCOUT), .O(PCOUT)
- );
- end
- else begin
- \$__ABC_DSP48E1_MUX muxP (
- .Aq(pAP), .Bq(pBP), .Cq(pCP), .Dq(pDP), .ADq(pADP), .Mq(pMP), .P(1'bx), .Pq(pPP), .O(P)
- );
- \$__ABC_DSP48E1_MUX muxPCOUT (
- .Aq(pAPCOUT), .Bq(pBPCOUT), .Cq(pCPCOUT), .Dq(pDPCOUT), .ADq(pADPCOUT), .Mq(pMPCOUT), .P(1'bx), .Pq(pPPCOUT), .O(PCOUT)
- );
- end
+ if (MREG == 0 && PREG == 0)
+ assign mP = oP, mPCOUT = oPCOUT;
+ else
+ assign mP = 1'bx, mPCOUT = 1'bx;
+ \$__ABC_DSP48E1_MULT_P_MUX muxP (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oP), .Mq(pM), .P(mP), .Pq(pP), .O(P)
+ );
+ \$__ABC_DSP48E1_MULT_PCOUT_MUX muxPCOUT (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oPCOUT), .Mq(pM), .P(mPCOUT), .Pq(pP), .O(PCOUT)
+ );
`DSP48E1_INST(\$__ABC_DSP48E1_MULT )
end
else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
- wire [29:0] iA;
- wire [17:0] iB;
- wire [47:0] iC;
- wire [24:0] iD;
-
- wire pAP, pBP, pCP, pDP, pADP, pMP, pPP;
- wire pAPCOUT, pBPCOUT, pCPCOUT, pDPCOUT, pADPCOUT, pMPCOUT, pPPCOUT;
- wire [47:0] oP, oPCOUT;
-
// Disconnect the A-input if MREG is enabled, since
// combinatorial path is broken
if (AREG == 0 && ADREG == 0 && MREG == 0 && PREG == 0)
- assign iA = A, pAP = 1'bx, pAPCOUT = 1'bx;
+ assign iA = A, pA = 1'bx;
else
- \$__ABC_DSP48E1_MULT_DPORT_AREG rA (.I(A), .O(iA), .P(pAP), .PCOUT(pAPCOUT));
+ \$__ABC_REG #(.WIDTH(30)) rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && MREG == 0 && PREG == 0)
- assign iB = B, pBP = 1'bx, pBPCOUT = 1'bx;
+ assign iB = B, pB = 1'bx;
else
- \$__ABC_DSP48E1_MULT_DPORT_BREG rB (.I(B), .O(iB), .P(pBP), .PCOUT(pBPCOUT));
+ \$__ABC_REG #(.WIDTH(18)) rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
- assign iC = C, pCP = 1'bx, pCPCOUT = 1'bx;
+ assign iC = C, pC = 1'bx;
else
- \$__ABC_DSP48E1_MULT_DPORT_CREG rC (.I(C), .O(iC), .P(pCP), .PCOUT(pCPCOUT));
+ \$__ABC_REG #(.WIDTH(48)) rC (.I(C), .O(iC), .Q(pC));
if (DREG == 0 && ADREG == 0)
- assign iD = D, pDP = 1'bx, pDPCOUT = 1'bx;
+ assign iD = D, pD = 1'bx;
else
- \$__ABC_DSP48E1_MULT_DPORT_DREG rD (.I(D), .O(iD), .P(pDP), .PCOUT(pDPCOUT));
+ \$__ABC_REG #(.WIDTH(25)) rD (.I(D), .O(iD), .Q(pD));
if (PREG == 0) begin
- if (MREG == 1) begin
- assign pADP = 1'bx, pADPCOUT = 1'bx;
- \$__ABC_DSP48E1_MULT_DPORT_MREG rM (.P(pMP), .PCOUT(pMPCOUT));
- end
+ if (MREG == 1)
+ \$__ABC_REG rM (.Q(pM));
else begin
+ assign pM = 1'bx;
if (ADREG == 1)
- \$__ABC_DSP48E1_MULT_DPORT_ADPREG rAD (.P(pADP), .PCOUT(pADPCOUT));
+ \$__ABC_REG rAD (.Q(pAD));
else
- assign pADP = 1'bx, pADPCOUT = 1'bx;
- assign pMP = 1'bx, pMPCOUT = 1'bx;
+ assign pAD = 1'bx;
end
- assign pPP = 1'bx, pPPCOUT = 1'bx;
end
- else begin
- assign pADP = 1'bx, pADPCOUT = 1'bx;
- assign pMP = 1'bx, pMPCOUT = 1'bx;
- \$__ABC_DSP48E1_MULT_DPORT_PREG rP (.P(pPP), .PCOUT(pPPCOUT));
- end
+ else
+ \$__ABC_REG rP (.Q(pP));
- \$__ABC_DSP48E1_MUX muxP (
- .Aq(pAP), .Bq(pBP), .Cq(pCP), .Dq(pDP), .ADq(pADP), .Mq(pMP), .P(oP), .Pq(pPP), .O(P)
+ if (MREG == 0 && PREG == 0)
+ assign mP = oP, mPCOUT = oPCOUT;
+ else
+ assign mP = 1'bx, mPCOUT = 1'bx;
+ \$__ABC_DSP48E1_MULT_DPORT_P_MUX muxP (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oP), .Mq(pM), .P(mP), .Pq(pP), .O(P)
);
- \$__ABC_DSP48E1_MUX muxPCOUT (
- .Aq(pAPCOUT), .Bq(pBPCOUT), .Cq(pCPCOUT), .Dq(pDPCOUT), .ADq(pADPCOUT), .Mq(pMPCOUT), .P(oPCOUT), .Pq(pPPCOUT), .O(PCOUT)
+ \$__ABC_DSP48E1_MULT_DPORT_PCOUT_MUX muxPCOUT (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oPCOUT), .Mq(pM), .P(mPCOUT), .Pq(pP), .O(PCOUT)
);
`DSP48E1_INST(\$__ABC_DSP48E1_MULT_DPORT )
end
else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
- wire [29:0] iA;
- wire [17:0] iB;
- wire [47:0] iC;
- wire [24:0] iD;
-
- wire pAP, pBP, pCP, pDP, pADP, pMP, pPP;
- wire pAPCOUT, pBPCOUT, pCPCOUT, pDPCOUT, pADPCOUT, pMPCOUT, pPPCOUT;
- wire [47:0] oP, oPCOUT;
-
// Disconnect the A-input if MREG is enabled, since
// combinatorial path is broken
if (AREG == 0 && PREG == 0)
- assign iA = A, pAP = 1'bx, pAPCOUT = 1'bx;
+ assign iA = A, pA = 1'bx;
else
- \$__ABC_DSP48E1_AREG rA (.I(A), .O(iA), .P(pAP), .PCOUT(pAPCOUT));
+ \$__ABC_REG #(.WIDTH(30)) rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && PREG == 0)
- assign iB = B, pBP = 1'bx, pBPCOUT = 1'bx;
+ assign iB = B, pB = 1'bx;
else
- \$__ABC_DSP48E1_BREG rB (.I(B), .O(iB), .P(pB), .PCOUT(pBPCOUT));
+ \$__ABC_REG #(.WIDTH(18)) rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
- assign iC = C, pCP = 1'bx, pCPCOUT = 1'bx;
+ assign iC = C, pC = 1'bx;
else
- \$__ABC_DSP48E1_CREG rC (.I(C), .O(iC), .P(pC), .PCOUT(pCPCOUT));
+ \$__ABC_REG #(.WIDTH(48)) rC (.I(C), .O(iC), .Q(pC));
+ if (MREG == 1 && techmap_guard)
+ $error("Invalid DSP48E1 configuration: MREG enabled but USE_MULT == \"NONE\"");
+ assign pM = 1'bx;
if (DREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: DREG enabled but USE_DPORT == \"FALSE\"");
- assign iD = 25'bx, pDP = 1'bx, pDPCOUT = 1'bx;
+ assign pD = 1'bx;
if (ADREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: ADREG enabled but USE_DPORT == \"FALSE\"");
- assign pADP = 1'bx, pADPCOUT = 1'bx;
- if (MREG == 1 && techmap_guard)
- $error("Invalid DSP48E1 configuration: MREG enabled but USE_MULT == \"NONE\"");
- assign pMP = 1'bx, pMPCOUT = 1'bx;
+ assign pAD = 1'bx;
if (PREG == 1)
- \$__ABC_DSP48E1_PREG rP (.P(pPP), .P(pPCOUT));
+ \$__ABC_REG rP (.Q(pP));
else
- assign pPP = 1'bx, pPPCOUT = 1'bx;
+ assign pP = 1'bx;
- \$__ABC_DSP48E1_MUX muxP (
- .Aq(pAP), .Bq(pBP), .Cq(pCP), .Dq(pDP), .ADq(pADP), .Mq(pMP), .P(oP), .Pq(pPP), .O(P)
+ if (MREG == 0 && PREG == 0)
+ assign mP = oP, mPCOUT = oPCOUT;
+ else
+ assign mP = 1'bx, mPCOUT = 1'bx;
+ \$__ABC_DSP48E1_P_MUX muxP (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oP), .Mq(pM), .P(mP), .Pq(pP), .O(P)
);
- \$__ABC_DSP48E1_MUX muxPCOUT (
- .Aq(pAPCOUT), .Bq(pBPCOUT), .Cq(pCPCOUT), .Dq(pDPCOUT), .ADq(pADPCOUT), .Mq(pMPCOUT), .P(oPCOUT), .Pq(pPPCOUT), .O(PCOUT)
+ \$__ABC_DSP48E1_PCOUT_MUX muxPCOUT (
+ .Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .I(oPCOUT), .Mq(pM), .P(mPCOUT), .Pq(pP), .O(PCOUT)
);
`DSP48E1_INST(\$__ABC_DSP48E1 )
projects / yosys.git / blobdiff