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minor update

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This commit is contained in:
Blaise Tine 2024-05-07 03:58:44 -07:00
parent 04e72a2341
commit a569d54104
1 changed files with 16 additions and 19 deletions
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35
hw/rtl/core/VX_alu_unit.sv
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@ -1,10 +1,10 @@
// Copyright © 2019-2023
//
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@ -18,14 +18,14 @@ module VX_alu_unit #(
) (
input wire clk,
input wire reset,
// Inputs
VX_dispatch_if.slave dispatch_if [`ISSUE_WIDTH],
// Outputs
VX_commit_if.master commit_if [`ISSUE_WIDTH],
VX_branch_ctl_if.master branch_ctl_if [`NUM_ALU_BLOCKS]
);
);
`UNUSED_PARAM (CORE_ID)
localparam BLOCK_SIZE = `NUM_ALU_BLOCKS;
@ -59,7 +59,7 @@ module VX_alu_unit #(
`RESET_RELAY (block_reset, reset);
wire is_muldiv_op;
wire is_muldiv_op = `EXT_M_ENABLED && `INST_ALU_IS_M(per_block_execute_if[block_idx].data.op_mod);
VX_execute_if #(
.NUM_LANES (NUM_LANES)
@ -88,14 +88,12 @@ module VX_alu_unit #(
`ifdef EXT_M_ENABLE
assign is_muldiv_op = `INST_ALU_IS_M(per_block_execute_if[block_idx].data.op_mod);
`RESET_RELAY (mdv_reset, block_reset);
VX_execute_if #(
.NUM_LANES (NUM_LANES)
) mdv_execute_if();
assign mdv_execute_if.valid = per_block_execute_if[block_idx].valid && is_muldiv_op;
assign mdv_execute_if.data = per_block_execute_if[block_idx].data;
@ -111,17 +109,16 @@ module VX_alu_unit #(
.reset (mdv_reset),
.execute_if (mdv_execute_if),
.commit_if (mdv_commit_if)
);
assign per_block_execute_if[block_idx].ready = is_muldiv_op ? mdv_execute_if.ready : int_execute_if.ready;
`else
assign is_muldiv_op = 0;
assign per_block_execute_if[block_idx].ready = int_execute_if.ready;
);
`endif
assign per_block_execute_if[block_idx].ready =
`ifdef EXT_M_ENABLE
is_muldiv_op ? mdv_execute_if.ready :
`endif
int_execute_if.ready;
// send response
VX_stream_arb #(
@ -131,7 +128,7 @@ module VX_alu_unit #(
) rsp_arb (
.clk (clk),
.reset (block_reset),
.valid_in ({
.valid_in ({
`ifdef EXT_M_ENABLE
mdv_commit_if.valid,
`endif
@ -150,8 +147,8 @@ module VX_alu_unit #(
int_commit_if.data
}),
.data_out (per_block_commit_if[block_idx].data),
.valid_out (per_block_commit_if[block_idx].valid),
.ready_out (per_block_commit_if[block_idx].ready),
.valid_out (per_block_commit_if[block_idx].valid),
.ready_out (per_block_commit_if[block_idx].ready),
`UNUSED_PIN (sel_out)
);
end