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vlsim fix, verilator fst trace, use ram optimization

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This commit is contained in:
Blaise Tine
2020-10-25 16:40:50 -07:00
parent 81dc8c7279
commit 43ae82e788
23 changed files with 424 additions and 422 deletions
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29
hw/rtl/cache/VX_cache_miss_resrv.v vendored
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@@ -56,7 +56,7 @@ module VX_cache_miss_resrv #(
output wire miss_resrv_is_snp_st0,
output wire miss_resrv_snp_invalidate_st0
);
reg [`MRVQ_METADATA_WIDTH-1:0] metadata_table[MRVQ_SIZE-1:0];
wire [`MRVQ_METADATA_WIDTH-1:0] metadata_table;
reg [MRVQ_SIZE-1:0][`LINE_ADDR_WIDTH-1:0] addr_table;
reg [MRVQ_SIZE-1:0] valid_table;
@@ -72,8 +72,8 @@ module VX_cache_miss_resrv #(
assign miss_resrv_full = (size == $bits(size)'(MRVQ_SIZE));
assign miss_resrv_stop = (size > $bits(size)'(MRVQ_SIZE-5)); // need to add 5 cycles to prevent pipeline lock
wire enqueue_possible = !miss_resrv_full;
wire [`LOG2UP(MRVQ_SIZE)-1:0] enqueue_index = tail_ptr;
wire enqueue_possible = !miss_resrv_full;
wire [`LOG2UP(MRVQ_SIZE)-1:0] enqueue_index = tail_ptr;
reg [MRVQ_SIZE-1:0] make_ready;
reg [MRVQ_SIZE-1:0] make_ready_push;
@@ -86,11 +86,11 @@ module VX_cache_miss_resrv #(
assign pending_hazard_st1 = |(valid_address_match);
wire dequeue_possible = valid_table[schedule_ptr] && ready_table[schedule_ptr];
wire dequeue_possible = valid_table[schedule_ptr] && ready_table[schedule_ptr];
wire [`LOG2UP(MRVQ_SIZE)-1:0] dequeue_index = schedule_ptr;
assign miss_resrv_valid_st0 = dequeue_possible;
assign miss_resrv_addr_st0 = addr_table[dequeue_index];
assign miss_resrv_addr_st0 = addr_table[dequeue_index];
assign {miss_resrv_data_st0,
miss_resrv_tid_st0,
miss_resrv_tag_st0,
@@ -98,7 +98,7 @@ module VX_cache_miss_resrv #(
miss_resrv_byteen_st0,
miss_resrv_wsel_st0,
miss_resrv_is_snp_st0,
miss_resrv_snp_invalidate_st0} = metadata_table[dequeue_index];
miss_resrv_snp_invalidate_st0} = metadata_table;
wire mrvq_push = miss_add && enqueue_possible && !is_mrvq;
wire mrvq_pop = miss_resrv_pop && dequeue_possible;
@@ -125,7 +125,6 @@ module VX_cache_miss_resrv #(
valid_table[enqueue_index] <= 1;
ready_table[enqueue_index] <= mrvq_init_ready_state;
addr_table[enqueue_index] <= miss_add_addr;
metadata_table[enqueue_index] <= {miss_add_data, miss_add_tid, miss_add_tag, miss_add_rw, miss_add_byteen, miss_add_wsel, miss_add_is_snp, miss_add_snp_invalidate};
tail_ptr <= tail_ptr + $bits(tail_ptr)'(1);
end else if (increment_head) begin
valid_table[head_ptr] <= 0;
@@ -155,6 +154,22 @@ module VX_cache_miss_resrv #(
end
end
VX_dp_ram #(
.DATAW(`MRVQ_METADATA_WIDTH),
.SIZE(MRVQ_SIZE),
.BYTEENW(1),
.BUFFERED(0),
.RWCHECK(1)
) metadata_ram (
.clk(clk),
.waddr(enqueue_index),
.raddr(dequeue_index),
.wren(mrvq_push),
.rden(1'b1),
.din({miss_add_data, miss_add_tid, miss_add_tag, miss_add_rw, miss_add_byteen, miss_add_wsel, miss_add_is_snp, miss_add_snp_invalidate}),
.dout(metadata_table)
);
`ifdef DBG_PRINT_CACHE_MSRQ
always @(posedge clk) begin
if (mrvq_push || mrvq_pop || increment_head || recover_state) begin