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reset networks optimization

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Blaise Tine
2020-11-16 01:12:02 -08:00
parent 1bc4b8e7a8
commit a1fcdd467a
14 changed files with 259 additions and 219 deletions
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38
hw/rtl/libs/VX_serial_div.v
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@@ -58,32 +58,32 @@ module VX_serial_div #(
if (reset) begin
cntr <= 0;
is_busy <= 0;
end
else begin
end else begin
if (push) begin
for (integer i = 0; i < LANES; ++i) begin
working[i] <= {{WIDTHD{1'b0}}, numer_qual[i], 1'b0};
denom_r[i] <= denom_qual[i];
inv_quot[i] <= (denom[i] != 0) && signed_mode && (numer[i][31] ^ denom[i][31]);
inv_rem[i] <= signed_mode && numer[i][31];
end
tag_r <= tag_in;
cntr <= WIDTHN;
cntr <= WIDTHN;
is_busy <= 1;
end
else begin
if (!done) begin
for (integer i = 0; i < LANES; ++i) begin
working[i] <= sub_result[i][WIDTHD] ? {working[i][WIDTHN+MIN_ND-1:0], 1'b0} :
{sub_result[i][WIDTHD-1:0], working[i][WIDTHN-1:0], 1'b1};
end
cntr <= cntr - CNTRW'(1);
end
end else if (!done) begin
cntr <= cntr - CNTRW'(1);
end
if (pop) begin
is_busy <= 0;
end
end
if (push) begin
for (integer i = 0; i < LANES; ++i) begin
working[i] <= {{WIDTHD{1'b0}}, numer_qual[i], 1'b0};
denom_r[i] <= denom_qual[i];
inv_quot[i] <= (denom[i] != 0) && signed_mode && (numer[i][31] ^ denom[i][31]);
inv_rem[i] <= signed_mode && numer[i][31];
end
tag_r <= tag_in;
end else if (!done) begin
for (integer i = 0; i < LANES; ++i) begin
working[i] <= sub_result[i][WIDTHD] ? {working[i][WIDTHN+MIN_ND-1:0], 1'b0} :
{sub_result[i][WIDTHD-1:0], working[i][WIDTHN-1:0], 1'b1};
end
end
end
for (genvar i = 0; i < LANES; ++i) begin