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pipeline refactoring

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This commit is contained in:
Blaise Tine
2020-07-20 08:04:04 -04:00
parent 25f66e6490
commit 577a5791dc
29 changed files with 499 additions and 323 deletions
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14
hw/rtl/VX_warp_sched.v
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@@ -9,7 +9,7 @@ module VX_warp_sched #(
VX_warp_ctl_if warp_ctl_if,
VX_wstall_if wstall_if,
VX_join_if join_if,
VX_branch_rsp_if branch_rsp_if,
VX_branch_ctl_if branch_ctl_if,
VX_ifetch_rsp_if ifetch_rsp_if,
VX_ifetch_req_if ifetch_req_if,
@@ -158,11 +158,11 @@ module VX_warp_sched #(
end
// Branch
if (branch_rsp_if.valid) begin
if (branch_rsp_if.taken) begin
warp_pcs[branch_rsp_if.warp_num] <= branch_rsp_if.dest;
if (branch_ctl_if.valid) begin
if (branch_ctl_if.taken) begin
warp_pcs[branch_ctl_if.warp_num] <= branch_ctl_if.dest;
end
warp_stalled[branch_rsp_if.warp_num] <= 0;
warp_stalled[branch_ctl_if.warp_num] <= 0;
end
// Lock/Release
@@ -230,7 +230,7 @@ module VX_warp_sched #(
);
end
wire should_bra = (branch_rsp_if.valid && branch_rsp_if.taken && (warp_to_schedule == branch_rsp_if.warp_num));
wire should_bra = (branch_ctl_if.valid && branch_ctl_if.taken && (warp_to_schedule == branch_ctl_if.warp_num));
assign hazard = should_bra && schedule;
@@ -244,7 +244,7 @@ module VX_warp_sched #(
assign warp_pc = real_use_wspawn ? use_wspawn_pc : warp_pcs[warp_to_schedule];
assign thread_mask = (global_stall) ? 0 : (real_use_wspawn ? `NUM_THREADS'b1 : thread_masks[warp_to_schedule]);
assign thread_mask = global_stall ? 0 : (real_use_wspawn ? `NUM_THREADS'(1) : thread_masks[warp_to_schedule]);
assign warp_num = warp_to_schedule;