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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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8
hw/rtl/cache/VX_bank.v vendored
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@@ -558,11 +558,11 @@ module VX_bank #(
`ifdef DBG_PRINT_CACHE_BANK
always @(posedge clk) begin
/*if (valid_st1 && pmask_st1 == {NUM_PORTS{1'b1}}) begin
$display("%t: cache%0d:%0d full bank multi-porting - addr=%0h", $time, CACHE_ID, BANK_ID, `LINE_TO_BYTE_ADDR(addr_st1, BANK_ID));
end*/
/*if (crsq_in_fire && (NUM_PORTS > 1) && $countones(crsq_pmask) > 1) begin
$display("%t: *** cache%0d:%0d multi-port-out: pmask=%b, addr=%0h, tag=%0h", $time, CACHE_ID, BANK_ID, crsq_pmask, `LINE_TO_BYTE_ADDR(addr_st1, BANK_ID), crsq_tag);
end */
if (valid_st1 && !is_fill_st1 && miss_st1 && incoming_fill_qual_st1) begin
$display("%t: cache%0d:%0d miss with incoming fill - addr=%0h", $time, CACHE_ID, BANK_ID, `LINE_TO_BYTE_ADDR(addr_st1, BANK_ID));
$display("%t: *** cache%0d:%0d miss with incoming fill - addr=%0h", $time, CACHE_ID, BANK_ID, `LINE_TO_BYTE_ADDR(addr_st1, BANK_ID));
assert(!is_mshr_st1);
end
if (crsq_in_stall || dreq_alm_full || mshr_alm_full) begin