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Smaller synthesis related fixes

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This commit is contained in:
Florian Zaruba 2017-05-22 16:30:41 +02:00
parent 340fad662f
commit d1a3450997
3 changed files with 14 additions and 5 deletions
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2
src/load_unit.sv
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@ -259,8 +259,10 @@ module load_unit (
// latch physical address
always_ff @(posedge clk_i or negedge rst_ni) begin
if (~rst_ni) begin
CS <= IDLE;
paddr_q <= '0;
end else begin
CS <= NS;
paddr_q <= paddr_n;
end
end

7
src/lsu.sv
View file

@ -109,6 +109,7 @@ module lsu #(
logic [63:0] ld_vaddr;
logic [63:0] st_vaddr;
logic translation_req;
logic translation_valid;
logic [63:0] mmu_vaddr;
logic [63:0] paddr;
@ -280,9 +281,11 @@ module lsu #(
translation_req = 1'b0;
mmu_vaddr = 64'b0;
if (st_translation_req) begin
mmu_vaddr = st_vaddr;
translation_req = 1'b1;
mmu_vaddr = st_vaddr;
end else if (ld_translation_req) begin
mmu_vaddr = ld_vaddr;
translation_req = 1'b1;
mmu_vaddr = ld_vaddr;
end
end

10
tb/wave/wave_lsu.do
View file

@ -1,8 +1,12 @@
onerror {resume}
quietly WaveActivateNextPane {} 0
add wave -noupdate -expand -group LSU /lsu_tb/dut/*
add wave -noupdate -expand -group mem_arbiter /lsu_tb/dut/mem_arbiter_i/*
add wave -noupdate -group store_queue /lsu_tb/dut/store_queue_i/*
add wave -noupdate -group lsu /lsu_tb/dut/*
add wave -noupdate -group mem_arbiter /lsu_tb/dut/mem_arbiter_i/*
add wave -noupdate -group store_unit /lsu_tb/dut/store_unit_i/*
add wave -noupdate -group store_queue /lsu_tb/dut/store_unit_i/store_queue_i/*
add wave -noupdate -group load_unit /lsu_tb/dut/load_unit_i/*
add wave -noupdate -group fifo /lsu_tb/dut/load_unit_i/fifo_i/*
add wave -noupdate -group mmu /lsu_tb/dut/mmu_i/*
TreeUpdate [SetDefaultTree]
WaveRestoreCursors {{Cursor 1} {454 ns} 0}