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Don't allow snrq scheduling if there's a valid reqq entry (Event if it can't be scheduled)

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felsabbagh3
2020-06-29 00:03:36 -07:00
parent e919e452b9
commit 14e4fd95b7
1 changed files with 1 additions and 1 deletions
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2
hw/rtl/cache/VX_bank.v vendored
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@@ -284,7 +284,7 @@ module VX_bank #(
wire mrvq_pop_unqual = mrvq_valid_st0;
wire dfpq_pop_unqual = !mrvq_pop_unqual && !dfpq_empty;
wire reqq_pop_unqual = !mrvq_stop && !mrvq_pop_unqual && !dfpq_pop_unqual && !reqq_empty && reqq_req_st0 && !is_fill_st1[0] && !is_fill_in_pipe;
wire snrq_pop_unqual = !mrvq_stop && !reqq_pop_unqual && !reqq_pop_unqual && !mrvq_pop_unqual && !dfpq_pop_unqual && !snrq_empty;
wire snrq_pop_unqual = !mrvq_stop && !reqq_pop_unqual && !reqq_pop_unqual && !mrvq_pop_unqual && !dfpq_pop_unqual && !snrq_empty && !reqq_req_st0; // if there's any reqq_req, don't schedule snrq.
assign mrvq_pop = mrvq_pop_unqual && !stall_bank_pipe && !recover_mrvq_state_st2;
assign dfpq_pop = dfpq_pop_unqual && !stall_bank_pipe;