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minor ibuffer critical path optimization.

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This commit is contained in:
Blaise Tine
2021-04-19 20:53:13 -07:00
parent 6ef0c99389
commit aff5903a22
10 changed files with 35 additions and 28 deletions
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10
hw/rtl/libs/VX_scope.v
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@@ -94,13 +94,13 @@ module VX_scope #(
delay_val <= $bits(delay_val)'(cmd_data);
cmd_start <= 1;
`ifdef DBG_PRINT_SCOPE
$display("*** scope:CMD_SET_START: delay_val=%0d", $bits(delay_val)'(cmd_data));
$display("%t: *** scope: CMD_SET_START: delay_val=%0d", $time, $bits(delay_val)'(cmd_data));
`endif
end
CMD_SET_STOP: begin
waddr_end <= $bits(waddr)'(cmd_data);
`ifdef DBG_PRINT_SCOPE
$display("*** scope:CMD_SET_STOP: waddr_end=%0d", $bits(waddr)'(cmd_data));
$display("%t: *** scope: CMD_SET_STOP: waddr_end=%0d", $time, $bits(waddr)'(cmd_data));
`endif
end
default:;
@@ -117,7 +117,7 @@ module VX_scope #(
delay_cntr <= 0;
start_time <= timestamp;
`ifdef DBG_PRINT_SCOPE
$display("*** scope: recording start - start_time=%0d", timestamp);
$display("%t: *** scope: recording start - start_time=%0d", $time, timestamp);
`endif
end else begin
start_wait <= 1;
@@ -133,7 +133,7 @@ module VX_scope #(
delta <= 0;
start_time <= timestamp;
`ifdef DBG_PRINT_SCOPE
$display("*** scope: recording start - start_time=%0d", timestamp);
$display("%t: *** scope: recording start - start_time=%0d", $time, timestamp);
`endif
end
end
@@ -162,7 +162,7 @@ module VX_scope #(
if (stop
|| (waddr >= waddr_end)) begin
`ifdef DBG_PRINT_SCOPE
$display("*** scope: recording stop - waddr=(%0d, %0d)", waddr, waddr_end);
$display("%t: *** scope: recording stop - waddr=(%0d, %0d)", $time, waddr, waddr_end);
`endif
waddr <= waddr; // keep last address
recording <= 0;