constant integration updates

This commit is contained in:
Blaise Tine 2020-11-16 03:55:55 -08:00
parent 77bca2deca
commit 2234735cfb
2 changed files with 15 additions and 17 deletions

View file

@ -64,7 +64,7 @@ run_debug()
# test debug build
make -C driver/opae/vlsim clean
DEBUG=1 CONFIGS="-DNUM_CLUSTERS=1 -DNUM_CORES=1" make -C driver/opae/vlsim > /dev/null 2>&1
make -C benchmarks/opencl/sgemm run-vlsim
make -C benchmarks/opencl/sgemm run-vlsim > /dev/null 2>&1
}
run_scope()

View file

@ -541,9 +541,18 @@ module VX_bank #(
wire send_core_rsp_st2 = valid_st2 && !is_fill_st2 && !is_snp_st2 && !miss_st2 && !force_miss_st2;
// check if a matching fill request is comming
wire incoming_fill_dfp_st2 = dram_rsp_fire && (addr_st2 == dram_rsp_addr);
wire incoming_fill_st0_st2 = !dfpq_empty && (addr_st2 == dfpq_addr_st0);
wire incoming_fill_st1_st2 = is_fill_st1 && (addr_st2 == addr_st1);
wire incoming_fill_st2 = incoming_fill_dfp_st2
|| incoming_fill_st0_st2
|| incoming_fill_st1_st2;
wire send_fill_req_st2 = valid_st2 && miss_st2
&& (!force_miss_st2
|| (is_msrq_st2 && addr_st2 != addr_st3));
|| (is_msrq_st2 && addr_st2 != addr_st3))
&& !incoming_fill_st2;
wire do_writeback_st2 = valid_st2 && dirty_st2
&& (is_fill_st2
@ -552,14 +561,6 @@ module VX_bank #(
wire send_dwb_req_st2 = send_fill_req_st2 || do_writeback_st2;
wire send_snp_rsp_st2 = valid_st2 && is_snp_st2 && !force_miss_st2;
// check if a matching fill request is comming
wire incoming_fill_dfp_st2 = dram_rsp_fire && (addr_st2 == dram_rsp_addr);
wire incoming_fill_st0_st2 = !dfpq_empty && (addr_st2 == dfpq_addr_st0);
wire incoming_fill_st1_st2 = is_fill_st1 && (addr_st2 == addr_st1);
wire incoming_fill_st2 = incoming_fill_dfp_st2
|| incoming_fill_st0_st2
|| incoming_fill_st1_st2;
VX_generic_register #(
.N(1+ 1+ 1 + 1 + 1 + 1 + 1 + 1 + 1 + `LINE_ADDR_WIDTH + `UP(`WORD_SELECT_WIDTH) + `WORD_WIDTH + `WORD_WIDTH + `BANK_LINE_WIDTH + `TAG_SELECT_BITS + 1 + 1 + BANK_LINE_SIZE + `REQ_INST_META_WIDTH)
@ -600,10 +601,6 @@ module VX_bank #(
assign {req_tag_st3, req_rw_st3, req_byteen_st3, req_tid_st3} = inst_meta_st3;
wire incoming_fill_dfp_st3 = dram_rsp_fire && (addr_st3 == dram_rsp_addr);
wire incoming_fill = incoming_fill_dfp_st3
|| incoming_fill_st3;
if (DRAM_ENABLE) begin
wire msrq_dequeue_st3 = valid_st3 && is_msrq_st3 && !msrq_push_unqual && !pipeline_stall;
@ -612,7 +609,7 @@ module VX_bank #(
// push missed requests as 'ready' if it was a forced miss but actually had a hit
// or the fill request is comming for the missed block
wire msrq_init_ready_state_st3 = !miss_st3 || incoming_fill;
wire msrq_init_ready_state_st3 = !miss_st3 || incoming_fill_st3;
VX_cache_miss_resrv #(
.BANK_ID (BANK_ID),
@ -683,6 +680,7 @@ module VX_bank #(
`UNUSED_VAR (snp_invalidate_st3)
`UNUSED_VAR (req_byteen_st3)
`UNUSED_VAR (is_snp_st3)
`UNUSED_VAR (incoming_fill_st3)
assign msrq_pending_hazard_unqual_st0 = 0;
assign msrq_full = 0;
assign msrq_almfull = 0;
@ -743,7 +741,6 @@ module VX_bank #(
assign dwbq_push_stall = dwbq_push_unqual && dwbq_full;
wire dwbq_push = dwbq_push_unqual
&& (do_writeback_st3 || !incoming_fill) // not in 'dwbq_push_stall' to reduce clock delay
&& !dwbq_full
&& !msrq_push_stall
&& !cwbq_push_stall
@ -859,8 +856,9 @@ module VX_bank #(
`SCOPE_ASSIGN (addr_st3, `LINE_TO_BYTE_ADDR(addr_st3, BANK_ID));
`ifdef DBG_PRINT_CACHE_BANK
wire incoming_fill_dfp_st3 = dram_rsp_fire && (addr_st3 == dram_rsp_addr);
always @(posedge clk) begin
if (miss_st3 && incoming_fill) begin
if (miss_st3 && (incoming_fill_st3 || incoming_fill_dfp_st3)) begin
$display("%t: incoming fill - addr=%0h, st3=%b, dfp=%b", $time, `LINE_TO_BYTE_ADDR(addr_st3, BANK_ID), incoming_fill_st3, incoming_fill_dfp_st3);
assert(!is_msrq_st3);
end