Got queue_ll to work by modifying when to update bypass

This commit is contained in:
felsabbagh3
2020-03-06 22:50:20 -08:00
parent 0816426662
commit 44f6c68fe9
5 changed files with 37 additions and 28 deletions

View File

@@ -28,24 +28,26 @@ module VX_cache_dfq_queue
wire[`NUMBER_BANKS-1:0] updated_bank_dram_fill_req;
wire o_empty;
wire use_empty = !(|use_per_bank_dram_fill_req);
wire out_empty = !(|out_per_bank_dram_fill_req);
wire out_empty = !(|out_per_bank_dram_fill_req) || o_empty;
wire push_qual = dfqq_push && !dfqq_full;
wire pop_qual = dfqq_pop && use_empty && !out_empty && !dfqq_empty;
VX_generic_queue #(.DATAW(`NUMBER_BANKS * (1+32)), .SIZE(`DFQQ_SIZE)) dfqq_queue(
wire pop_qual = dfqq_pop && use_empty && !out_empty;
VX_generic_queue_ll #(.DATAW(`NUMBER_BANKS * (1+32)), .SIZE(`DFQQ_SIZE)) dfqq_queue(
.clk (clk),
.reset (reset),
.push (push_qual),
.in_data ({per_bank_dram_fill_req, per_bank_dram_fill_req_addr}),
.pop (pop_qual),
.out_data({out_per_bank_dram_fill_req, out_per_bank_dram_fill_req_addr}),
.empty (dfqq_empty),
.empty (o_empty),
.full (dfqq_full)
);
assign qual_bank_dram_fill_req = use_empty ? out_per_bank_dram_fill_req : use_per_bank_dram_fill_req;
assign qual_bank_dram_fill_req_addr = use_empty ? out_per_bank_dram_fill_req_addr : use_per_bank_dram_fill_req_addr;
@@ -57,6 +59,7 @@ module VX_cache_dfq_queue
.found (qual_has_request)
);
assign dfqq_empty = !qual_has_request;
assign dfqq_req = qual_bank_dram_fill_req [qual_request_index];
assign dfqq_req_addr = qual_bank_dram_fill_req_addr[qual_request_index];