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warp scheduler optimization

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This commit is contained in:
Blaise Tine 2021-08-12 01:34:35 -07:00
parent cc259f60f6
commit ac454eee79
1 changed files with 7 additions and 10 deletions
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17
hw/rtl/VX_warp_sched.v
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@ -196,20 +196,17 @@ module VX_warp_sched #(
assign {join_else, join_pc, join_tm} = ipdom [join_if.wid];
// round-robin warp scheduling
// schedule the next ready warp
wire [`NUM_WARPS-1:0] ready_warps = active_warps & ~(stalled_warps | barrier_stalls);
VX_rr_arbiter #(
.NUM_REQS (`NUM_WARPS)
VX_priority_encoder #(
.N (`NUM_WARPS)
) rr_arbiter (
.clk (clk),
.reset (reset),
.requests (ready_warps),
.grant_index (schedule_wid),
.grant_valid (schedule_valid),
`UNUSED_PIN (grant_onehot),
`UNUSED_PIN (enable)
.data_in (ready_warps),
.index (schedule_wid),
.valid_out (schedule_valid),
`UNUSED_PIN (onehot)
);
wire [`NUM_WARPS-1:0][(`NUM_THREADS + 32)-1:0] schedule_data;