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Partial divider cleanup 2

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This commit is contained in:
David Harris 2021-10-02 20:57:54 -04:00
parent fe69513bb7
commit 775520c05a
1 changed files with 4 additions and 3 deletions
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wally-pipelined/src/muldiv/intdivrestoring.sv
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@ -88,13 +88,14 @@ module intdivrestoring (
// busy logic // busy logic
always_ff @(posedge clk) always_ff @(posedge clk)
if (reset) begin if (reset) begin
BusyE = 0; done = 0; step = 0; BusyE = 0; done = 0; step = 0; init = 0;
end else if (StartDivideE & ~StallM) begin end else if (StartDivideE & ~StallM) begin
if (div0) done = 1; if (div0) done = 1;
else begin else begin
BusyE = 1; step = 0; BusyE = 1; step = 0; init = 1;
end end
end else if (BusyE & ~done) begin // pause one cycle at beginning of signed operations for absolute value end else if (BusyE & ~done) begin // pause one cycle at beginning of signed operations for absolute value
init = 0;
step = step + 1; step = step + 1;
if (step[STEPBITS]) begin if (step[STEPBITS]) begin
step = 0; step = 0;
@ -105,7 +106,7 @@ module intdivrestoring (
done = 0; done = 0;
BusyE = 0; BusyE = 0;
end end
assign init = (step == 0); //assign init = (step == 0);
endmodule // muldiv endmodule // muldiv