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bug fixes

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This commit is contained in:
tinebp 2025-03-01 13:14:30 -08:00
parent aa5a0d2c66
commit 253a846036
1 changed files with 29 additions and 28 deletions
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57
hw/rtl/core/VX_operands.sv
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@ -46,8 +46,6 @@ module VX_operands import VX_gpu_pkg::*; #(
wire [ISSUE_WIS_W-1:0] per_opc_pending_wis[`NUM_OPCS];
wire [NUM_REGS-1:0] per_opc_pending_regs[`NUM_OPCS];
`AOS_TO_ITF (per_opc_scoreboard, per_opc_scoreboard_if, `NUM_OPCS, SCB_DATAW)
// collector selection
reg [`NUM_OPCS-1:0] select_opcs;
@ -72,26 +70,28 @@ module VX_operands import VX_gpu_pkg::*; #(
end
end
wire opc_sel_valid;
wire [`NUM_OPCS-1:0] opc_sel_mask;
`IGNORE_UNOPTFLAT_BEGIN
`AOS_TO_ITF (per_opc_scoreboard, per_opc_scoreboard_if, `NUM_OPCS, SCB_DATAW)
`IGNORE_UNOPTFLAT_END
wire [`NUM_OPCS-1:0] ready_opcs = select_opcs & per_opc_scoreboard_ready;
VX_priority_encoder #(
.N (`NUM_OPCS)
) opc_sel (
.data_in (ready_opcs),
.valid_out (opc_sel_valid),
.onehot_out(opc_sel_mask),
`UNUSED_PIN (index_out)
VX_stream_arb #(
.NUM_INPUTS (1),
.NUM_OUTPUTS (`NUM_OPCS),
.DATAW (SCB_DATAW),
.ARBITER ("P"),
.OUT_BUF (0)
) input_arb (
.clk (clk),
.reset (reset),
.valid_in (scoreboard_if.valid),
.data_in (scoreboard_if.data),
.ready_in (scoreboard_if.ready),
.valid_out (per_opc_scoreboard_valid),
.data_out (per_opc_scoreboard_data),
.ready_out (per_opc_scoreboard_ready & select_opcs),
`UNUSED_PIN(sel_out)
);
for (genvar i = 0; i < `NUM_OPCS; ++i) begin : g_opc_sel
assign per_opc_scoreboard_valid[i] = scoreboard_if.valid && opc_sel_mask[i];
assign per_opc_scoreboard_data[i] = scoreboard_if.data;
assign scoreboard_if.ready = opc_sel_valid;
end
for (genvar i = 0; i < `NUM_OPCS; ++i) begin : g_collectors
wire [`UP(`NUM_OPCS-1)-1:0][ISSUE_WIS_W-1:0] pending_wis_in;
wire [`UP(`NUM_OPCS-1)-1:0][NUM_REGS-1:0] pending_regs_in;
@ -138,16 +138,17 @@ module VX_operands import VX_gpu_pkg::*; #(
.NUM_INPUTS (`NUM_OPCS),
.NUM_OUTPUTS (1),
.DATAW (OPD_DATAW),
.ARBITER ("R"),
.OUT_BUF (3)
) operands_arb (
.clk (clk),
.reset (reset),
.valid_in (per_opc_operands_valid),
.data_in (per_opc_operands_data),
.ready_in (per_opc_operands_ready),
.valid_out (operands_if.valid),
.data_out (operands_if.data),
.ready_out (operands_if.ready),
) output_arb (
.clk (clk),
.reset (reset),
.valid_in (per_opc_operands_valid),
.data_in (per_opc_operands_data),
.ready_in (per_opc_operands_ready),
.valid_out (operands_if.valid),
.data_out (operands_if.data),
.ready_out (operands_if.ready),
`UNUSED_PIN(sel_out)
);