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Major rewrite of techlibs/common/simlib.v for LEC (cadance conformal)

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Clifford Wolf 2014-01-29 00:36:03 +01:00
parent 961b791272
commit a86f33653d
1 changed files with 305 additions and 105 deletions
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410
techlibs/common/simlib.v
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@ -31,12 +31,6 @@
*
*/
`define INPUT_A input [A_WIDTH-1:0] A; \
generate if (A_SIGNED) begin:A_BUF wire signed [A_WIDTH-1:0] val = A; end else begin:A_BUF wire [A_WIDTH-1:0] val = A; end endgenerate
`define INPUT_B input [B_WIDTH-1:0] B; \
generate if (B_SIGNED) begin:B_BUF wire signed [B_WIDTH-1:0] val = B; end else begin:B_BUF wire [B_WIDTH-1:0] val = B; end endgenerate
// --------------------------------------------------------
module \$not (A, Y);
@ -45,10 +39,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = ~A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = ~$signed(A);
end else begin:BLOCK2
assign Y = ~A;
end
endgenerate
endmodule
@ -61,15 +61,17 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
generate
if (!A_SIGNED && 0 < A_WIDTH && A_WIDTH < Y_WIDTH) begin:BLOCK1
assign Y[A_WIDTH-1:0] = A_BUF.val;
assign Y[A_WIDTH-1:0] = A;
assign Y[Y_WIDTH-1:A_WIDTH] = 0;
end else begin:BLOCK2
assign Y = +A_BUF.val;
end else if (A_SIGNED) begin:BLOCK2
assign Y = $signed(A);
end else begin:BLOCK3
assign Y = A;
end
endgenerate
@ -83,10 +85,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = +A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = $signed(A);
end else begin:BLOCK2
assign Y = A;
end
endgenerate
endmodule
@ -98,10 +106,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = -A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = -$signed(A);
end else begin:BLOCK2
assign Y = -A;
end
endgenerate
endmodule
@ -115,11 +129,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val & B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) & $signed(B);
end else begin:BLOCK2
assign Y = A & B;
end
endgenerate
endmodule
@ -133,11 +153,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val | B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) | $signed(B);
end else begin:BLOCK2
assign Y = A | B;
end
endgenerate
endmodule
@ -151,11 +177,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val ^ B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) ^ $signed(B);
end else begin:BLOCK2
assign Y = A ^ B;
end
endgenerate
endmodule
@ -169,11 +201,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val ~^ B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) ~^ $signed(B);
end else begin:BLOCK2
assign Y = A ~^ B;
end
endgenerate
endmodule
@ -185,10 +223,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
output Y;
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = &A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = &$signed(A);
end else begin:BLOCK2
assign Y = &A;
end
endgenerate
endmodule
@ -200,10 +244,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
output Y;
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = |A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = |$signed(A);
end else begin:BLOCK2
assign Y = |A;
end
endgenerate
endmodule
@ -215,10 +265,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
output Y;
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = ^A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = ^$signed(A);
end else begin:BLOCK2
assign Y = ^A;
end
endgenerate
endmodule
@ -230,10 +286,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
output Y;
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = ~^A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = ~^$signed(A);
end else begin:BLOCK2
assign Y = ~^A;
end
endgenerate
endmodule
@ -245,10 +307,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
output Y;
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val != 0;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = !(!$signed(A));
end else begin:BLOCK2
assign Y = !(!A);
end
endgenerate
endmodule
@ -262,11 +330,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val << B_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = $signed(A) << B;
end else begin:BLOCK2
assign Y = A << B;
end
endgenerate
endmodule
@ -280,11 +354,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val >> B_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = $signed(A) >> B;
end else begin:BLOCK2
assign Y = A >> B;
end
endgenerate
endmodule
@ -298,11 +378,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val <<< B_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = $signed(A) <<< B;
end else begin:BLOCK2
assign Y = A <<< B;
end
endgenerate
endmodule
@ -316,11 +402,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val >>> B_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = $signed(A) >>> B;
end else begin:BLOCK2
assign Y = A >>> B;
end
endgenerate
endmodule
@ -334,11 +426,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val < B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) < $signed(B);
end else begin:BLOCK2
assign Y = A < B;
end
endgenerate
endmodule
@ -352,11 +450,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val <= B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) <= $signed(B);
end else begin:BLOCK2
assign Y = A <= B;
end
endgenerate
endmodule
@ -370,11 +474,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val == B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) == $signed(B);
end else begin:BLOCK2
assign Y = A == B;
end
endgenerate
endmodule
@ -388,11 +498,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val != B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) != $signed(B);
end else begin:BLOCK2
assign Y = A != B;
end
endgenerate
endmodule
@ -406,11 +522,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val === B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) === $signed(B);
end else begin:BLOCK2
assign Y = A === B;
end
endgenerate
endmodule
@ -424,11 +546,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val !== B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) !== $signed(B);
end else begin:BLOCK2
assign Y = A !== B;
end
endgenerate
endmodule
@ -442,11 +570,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val >= B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) >= $signed(B);
end else begin:BLOCK2
assign Y = A >= B;
end
endgenerate
endmodule
@ -460,11 +594,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val > B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) > $signed(B);
end else begin:BLOCK2
assign Y = A > B;
end
endgenerate
endmodule
@ -478,11 +618,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val + B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) + $signed(B);
end else begin:BLOCK2
assign Y = A + B;
end
endgenerate
endmodule
@ -496,11 +642,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val - B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) - $signed(B);
end else begin:BLOCK2
assign Y = A - B;
end
endgenerate
endmodule
@ -514,11 +666,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val * B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) * $signed(B);
end else begin:BLOCK2
assign Y = A * B;
end
endgenerate
endmodule
@ -532,11 +690,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val / B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) / $signed(B);
end else begin:BLOCK2
assign Y = A / B;
end
endgenerate
endmodule
@ -550,15 +714,22 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val % B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) % $signed(B);
end else begin:BLOCK2
assign Y = A % B;
end
endgenerate
endmodule
// --------------------------------------------------------
`ifndef SIMLIB_NOPOW
module \$pow (A, B, Y);
@ -568,14 +739,25 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val ** B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) ** $signed(B);
end else if (A_SIGNED) begin:BLOCK2
assign Y = $signed(A) ** B;
end else if (B_SIGNED) begin:BLOCK3
assign Y = A ** $signed(B);
end else begin:BLOCK4
assign Y = A ** B;
end
endgenerate
endmodule
`endif
// --------------------------------------------------------
module \$logic_not (A, Y);
@ -584,10 +766,16 @@ parameter A_SIGNED = 0;
parameter A_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
input [A_WIDTH-1:0] A;
output [Y_WIDTH-1:0] Y;
assign Y = !A_BUF.val;
generate
if (A_SIGNED) begin:BLOCK1
assign Y = !$signed(A);
end else begin:BLOCK2
assign Y = !A;
end
endgenerate
endmodule
@ -601,11 +789,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val && B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) && $signed(B);
end else begin:BLOCK2
assign Y = A && B;
end
endgenerate
endmodule
@ -619,11 +813,17 @@ parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
`INPUT_A
`INPUT_B
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] Y;
assign Y = A_BUF.val || B_BUF.val;
generate
if (A_SIGNED && B_SIGNED) begin:BLOCK1
assign Y = $signed(A) || $signed(B);
end else begin:BLOCK2
assign Y = A || B;
end
endgenerate
endmodule