riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Suppress $anyseq warnings

This commit is contained in:
Eddie Hung 2019-09-19 16:27:14 -07:00
parent a8bc460805
commit 5ca25b0c59
1 changed files with 32 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
techlibs/xilinx/abc_map.v
View File

@ -305,29 +305,36 @@ __CELL__ #(
// Disconnect the A-input if MREG is enabled, since
// combinatorial path is broken
if (AREG == 0 && MREG == 0 && PREG == 0)
assign iA = A;
assign iA = A, pA = 1'bx;
else
\$__ABC_DSP48E1_REG rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && MREG == 0 && PREG == 0)
assign iB = B;
assign iB = B, pB = 1'bx;
else
\$__ABC_DSP48E1_REG rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
assign iC = C;
assign iC = C, pC = 1'bx;
else
\$__ABC_DSP48E1_REG 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 pD = 1'bx;
if (ADREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: ADREG enabled but USE_DPORT == \"FALSE\"");
$error("Invalid DSP48E1 configuration: ADREG enabled but USE_DPORT == \"FALSE\"");
assign pAD = 1'bx;
if (PREG == 0) begin
assign pP = 1'bx;
if (MREG == 1)
\$__ABC_DSP48E1_REG rM (.Q(pM));
else
assign pM = 1'bx;
end
else
else begin
\$__ABC_DSP48E1_REG rP (.Q(pP));
assign pM = 1'bx;
end
\$__ABC_DSP48E1_MULT_P_MUX muxP (
.Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .Mq(pM), .P(oP), .Pq(pP), .O(P)
@ -350,26 +357,31 @@ __CELL__ #(
// 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;
assign iA = A, pA = 1'bx;
else
\$__ABC_DSP48E1_REG rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && MREG == 0 && PREG == 0)
assign iB = B;
assign iB = B, pB = 1'bx;
else
\$__ABC_DSP48E1_REG rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
assign iC = C;
assign iC = C, pC = 1'bx;
else
\$__ABC_DSP48E1_REG rC (.I(C), .O(iC), .Q(pC));
if (DREG == 0 && ADREG == 0)
assign iD = D;
assign iD = D, pD = 1'bx;
else
\$__ABC_DSP48E1_REG rD (.I(D), .O(iD), .Q(pD));
if (PREG == 0) begin
if (MREG == 1)
\$__ABC_DSP48E1_REG rM (.Q(pM));
else if (ADREG == 1)
\$__ABC_DSP48E1_REG rAD (.Q(pAD));
else begin
assign pM = 1'bx;
if (ADREG == 1)
\$__ABC_DSP48E1_REG rAD (.Q(pAD));
else
assign pAD = 1'bx;
end
end
else
\$__ABC_DSP48E1_REG rP (.Q(pP));
@ -395,25 +407,30 @@ __CELL__ #(
// Disconnect the A-input if MREG is enabled, since
// combinatorial path is broken
if (AREG == 0 && PREG == 0)
assign iA = A;
assign iA = A, pA = 1'bx;
else
\$__ABC_DSP48E1_REG rA (.I(A), .O(iA), .Q(pA));
if (BREG == 0 && PREG == 0)
assign iB = B;
assign iB = B, pB = 1'bx;
else
\$__ABC_DSP48E1_REG rB (.I(B), .O(iB), .Q(pB));
if (CREG == 0 && PREG == 0)
assign iC = C;
assign iC = C, pC = 1'bx;
else
\$__ABC_DSP48E1_REG rC (.I(C), .O(iC), .Q(pC));
if (MREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: MREG enabled but USE_MULT == \"NONE\"");
$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 pD = 1'bx;
if (ADREG == 1 && techmap_guard)
$error("Invalid DSP48E1 configuration: ADREG enabled but USE_DPORT == \"FALSE\"");
assign pAD = 1'bx;
if (PREG == 1)
\$__ABC_DSP48E1_REG rP (.Q(pP));
else
assign pP = 1'bx;
\$__ABC_DSP48E1_P_MUX muxP (
.Aq(pA), .Bq(pB), .Cq(pC), .Dq(pD), .ADq(pAD), .Mq(pM), .P(oP), .Pq(pP), .O(P)