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Simplify bufreg_hold

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This commit is contained in:
Olof Kindgren
2019-09-16 09:05:47 +02:00
parent ef7706f26b
commit 6518b5f30f
1 changed files with 4 additions and 5 deletions
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9
rtl/serv_state.v
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@@ -100,7 +100,8 @@ module serv_state
cnt_done <= (o_cnt[4:2] == 3'b111) & o_cnt_r[2];
o_bufreg_hold <= 1'b0;
//Shift operations require bufreg to hold for one cycle before shifting
o_bufreg_hold <= i_shift_op & cnt_done;
case (state)
IDLE : begin
@@ -118,10 +119,8 @@ module serv_state
if (cnt_done)
if (mem_misalign | (i_take_branch & i_ctrl_misalign))
state <= TRAP;
else if (i_mem_op | i_shift_op ) begin
state <= IDLE;
o_bufreg_hold <= 1'b1;
end
else if (i_mem_op | i_shift_op )
state <= IDLE;
else
state <= RUN;
end