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driver basic test and demo test refactoring

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This commit is contained in:
Blaise Tine
2020-06-19 09:12:07 -07:00
parent e2e1b63e14
commit 68d9fc9a75
55 changed files with 1006 additions and 1205 deletions
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27
hw/rtl/VX_scheduler.v
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@@ -13,11 +13,10 @@ module VX_scheduler (
output wire schedule_delay,
output wire is_empty
);
reg [31:0][`NUM_THREADS-1:0] rename_table[`NUM_WARPS-1:0];
reg [31:0] count_valid;
localparam CTVW = `CLOG2(`NUM_WARPS * 32 + 1);
wire acquire_rd = (| bckE_req_if.valid) && (bckE_req_if.wb != 0) && (bckE_req_if.rd != 0);
wire release_rd = (| writeback_if.valid) && (writeback_if.wb != 0) && (writeback_if.rd != 0);
reg [31:0][`NUM_THREADS-1:0] rename_table[`NUM_WARPS-1:0];
reg [CTVW-1:0] count_valid;
wire is_store = (bckE_req_if.mem_write != `BYTE_EN_NO);
wire is_load = (bckE_req_if.mem_read != `BYTE_EN_NO);
@@ -51,7 +50,14 @@ module VX_scheduler (
integer i, w;
wire acquire_rd = (| bckE_req_if.valid) && (bckE_req_if.wb != 0) && (bckE_req_if.rd != 0) && !schedule_delay;
wire release_rd = (| writeback_if.valid) && (writeback_if.wb != 0) && (writeback_if.rd != 0);
wire [`NUM_THREADS-1:0] valid_wb_new_mask = rename_table[writeback_if.warp_num][writeback_if.rd] & ~writeback_if.valid;
reg [CTVW-1:0] count_valid_next = (acquire_rd && ~(release_rd && (0 == valid_wb_new_mask))) ? (count_valid + 1) :
(~acquire_rd && (release_rd && (0 == valid_wb_new_mask))) ? (count_valid - 1) :
count_valid;
always @(posedge clk) begin
if (reset) begin
@@ -62,19 +68,14 @@ module VX_scheduler (
end
count_valid <= 0;
end else begin
if (acquire_rd && !schedule_delay) begin
if (acquire_rd) begin
rename_table[bckE_req_if.warp_num][bckE_req_if.rd] <= bckE_req_if.valid;
count_valid <= count_valid + 1;
end
if (release_rd) begin
assert(rename_table[writeback_if.warp_num][writeback_if.rd] != 0);
rename_table[writeback_if.warp_num][writeback_if.rd] <= valid_wb_new_mask;
if (0 == valid_wb_new_mask) begin
assert(count_valid != 0);
count_valid <= count_valid - 1;
end
end
rename_table[writeback_if.warp_num][writeback_if.rd] <= valid_wb_new_mask;
end
count_valid <= count_valid_next;
end
end