wu-arch/vortex
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

i kinda forgot most of changes

Browse Source
This commit is contained in:
joshua
2024-05-04 23:01:47 -07:00
parent d8f9359fae
commit 5bd25985c6
16 changed files with 882 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
hw/rtl/core/VX_commit.sv
View File

@@ -53,6 +53,7 @@ module VX_commit import VX_gpu_pkg::*; #(
wire [`ISSUE_WIDTH-1:0][`NUM_THREADS-1:0] commit_tmask;
wire [`ISSUE_WIDTH-1:0] commit_eop;
wire [`ISSUE_WIDTH-1:0][`EX_BITS-1:0] commit_sel;
`UNUSED_VAR (commit_sel)
for (genvar i = 0; i < `ISSUE_WIDTH; ++i) begin
@@ -175,14 +176,17 @@ module VX_commit import VX_gpu_pkg::*; #(
// relies on 1 cycle delay of arbiter and continuous issuing of tensor instructions,
// so probably want to change this at some point
// (i.e. pass a "don't count this towards pending instructions" signal down the pipeline)
logic [`ISSUE_WIDTH-1:0][4:0] hmma_ctr, hmma_ctr_n;
// logic [`ISSUE_WIDTH-1:0][4:0] hmma_ctr, hmma_ctr_n;
wire [`ISSUE_WIDTH-1:0] final_hmma;
`ifdef EXT_T_ENABLE
for (genvar i = 0; i < `ISSUE_WIDTH; ++i) begin
assign hmma_ctr_n[i] = (tensor_commit_if[i].valid && tensor_commit_if[i].ready) ? hmma_ctr[i] + 5'b1 : hmma_ctr[i];
assign final_hmma[i] = (commit_sel[i] != `EX_BITS'(2) || hmma_ctr == '0);
// assign hmma_ctr_n[i] = (tensor_commit_if[i].valid && tensor_commit_if[i].ready) ? hmma_ctr[i] + 5'b1 : hmma_ctr[i];
// assign final_hmma[i] = (commit_sel[i] != `EX_BITS'(2) || hmma_ctr == '0);
// i suppose this is now a feature and not a bug
// if PC is 0, this means it is not final step of a wmma, shouldn't be committed
assign final_hmma[i] = (commit_if[i].data.PC != 32'b0);
end
/*
always @(posedge clk) begin
if (reset) begin
hmma_ctr <= '0;
@@ -191,6 +195,7 @@ module VX_commit import VX_gpu_pkg::*; #(
hmma_ctr <= hmma_ctr_n;
end
end
*/
`else
assign final_hmma = '1;
`endif