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Merge pull request #21 from wallclimber21/mem_wdata 

Only clock mem_wdata when necesssary
This commit is contained in:
Clifford Wolf 2016-09-08 09:42:51 +02:00 committed by GitHub
parent 44d6feba2a 38a760daf8
commit 2f3e3a6910
1 changed files with 3 additions and 1 deletions
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picorv32.v
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@ -498,9 +498,11 @@ module picorv32 #(
end else begin
if (mem_la_read || mem_la_write) begin
mem_addr <= mem_la_addr;
mem_wdata <= mem_la_wdata;
mem_wstrb <= mem_la_wstrb & {4{mem_la_write}};
end
if (mem_la_write) begin
mem_wdata <= mem_la_wdata;
end
case (mem_state)
0: begin
if (mem_do_prefetch || mem_do_rinst || mem_do_rdata) begin