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Quartus + GPR evaluation

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This commit is contained in:
felsabbagh3
2019-09-10 20:23:01 -04:00
parent 4e8da1811a
commit 8d143d7739
68 changed files with 5345 additions and 3066 deletions
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61
rtl/VX_fetch.v
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@@ -8,7 +8,7 @@ module VX_fetch (
input wire in_branch_stall,
input wire in_fwd_stall,
input wire in_branch_stall_exe,
input wire in_clone_stall,
input wire in_gpr_stall,
VX_icache_response_inter icache_response,
VX_icache_request_inter icache_request,
@@ -31,10 +31,10 @@ module VX_fetch (
wire in_freeze = out_delay || in_memory_delay;
wire in_thread_mask[`NT_M1:0];
// wire in_thread_mask[`NT_M1:0];
genvar ind;
for (ind = 0; ind <= `NT_M1; ind = ind + 1) assign in_thread_mask[ind] = VX_warp_ctl.thread_mask[ind];
// genvar ind;
// for (ind = 0; ind <= `NT_M1; ind = ind + 1) assign in_thread_mask[ind] = VX_warp_ctl.thread_mask[ind];
@@ -62,17 +62,12 @@ module VX_fetch (
// end
// end
wire add_warp = in_wspawn && !in_ebreak && !in_clone_stall;
wire remove_warp = in_ebreak && !in_wspawn && !in_clone_stall;
wire add_warp = in_wspawn && !in_ebreak && !in_gpr_stall;
wire remove_warp = in_ebreak && !in_wspawn && !in_gpr_stall;
always @(posedge clk or posedge reset) begin
if (reset || (warp_num >= warp_state) || remove_warp || add_warp) begin
warp_num <= 0;
`ifndef ONLY
end else if (!warp_glob_valid[warp_num+1]) begin
// $display("Skipping one");
warp_num <= warp_num + 2;
`endif
end else begin
warp_num <= warp_num + 1;
end
@@ -94,45 +89,16 @@ module VX_fetch (
assign out_ebreak = (in_decode_warp_num == 0) && in_ebreak;
assign stall = in_clone_stall || in_branch_stall || in_fwd_stall || in_branch_stall_exe || in_freeze;
assign stall = in_gpr_stall || in_branch_stall || in_fwd_stall || in_branch_stall_exe || in_freeze;
assign out_which_wspawn = (warp_state+1);
`ifdef ONLY
// wire warp_zero_change_mask = in_change_mask && (in_decode_warp_num == 0);
// wire warp_zero_jal = in_jal && (in_memory_warp_num == 0);
// wire warp_zero_branch = in_branch_dir && (in_memory_warp_num == 0);
// wire warp_zero_stall = stall || (warp_num != 0);
// wire warp_zero_wspawn = (0 == 0) ? 0 : (in_wspawn && ((warp_state+1) == 0));
// wire[31:0] warp_zero_wspawn_pc = in_wspawn_pc;
// wire warp_zero_remove = remove_warp && (in_decode_warp_num == 0);
// // always @(*) begin : proc_
// // if (warp_zero_remove) $display("4Removing warp: %h", 0);
// // end
// VX_warp VX_Warp(
// .clk (clk),
// .reset (reset),
// .stall (warp_zero_stall),
// .remove (warp_zero_remove),
// .in_thread_mask(in_thread_mask),
// .in_change_mask(warp_zero_change_mask),
// .in_jal (warp_zero_jal),
// .in_jal_dest (in_jal_dest),
// .in_branch_dir (warp_zero_branch),
// .in_branch_dest(in_branch_dest),
// .in_wspawn (warp_zero_wspawn),
// .in_wspawn_pc (warp_zero_wspawn_pc),
// .out_PC (out_PC),
// .out_valid (out_valid)
// );
`else
wire[31:0] warp_glob_pc[`NW-1:0];
wire warp_glob_valid[`NW-1:0][`NT_M1:0];
wire[`NW-1:0][31:0] warp_glob_pc;
wire[`NW-1:0][`NT_M1:0] warp_glob_valid;
genvar cur_warp;
generate
for (cur_warp = 0; cur_warp < `NW; cur_warp = cur_warp + 1)
@@ -145,16 +111,12 @@ module VX_fetch (
wire[31:0] warp_zero_wspawn_pc = in_wspawn_pc;
wire warp_zero_remove = remove_warp && (in_decode_warp_num == cur_warp);
// always @(*) begin : proc_
// if (warp_zero_remove) $display("4Removing warp: %h", cur_warp);
// end
VX_warp VX_Warp(
.clk (clk),
.reset (reset),
.stall (warp_zero_stall),
.remove (warp_zero_remove),
.in_thread_mask(in_thread_mask),
.in_thread_mask(VX_warp_ctl.thread_mask),
.in_change_mask(warp_zero_change_mask),
.in_jal (warp_zero_jal),
.in_jal_dest (VX_jal_rsp.jal_dest),
@@ -169,8 +131,9 @@ module VX_fetch (
endgenerate
reg[31:0] out_PC_var;
reg out_valid_var[`NT_M1:0];
reg[`NT_M1:0] out_valid_var;
always @(*) begin : help
integer g;