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clean cs_reg

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Pasquale Davide Schiavone 2017-02-06 14:16:33 +01:00
parent c59865d710
commit 908700afb8
1 changed files with 0 additions and 6 deletions
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6
cs_registers.sv
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@ -121,7 +121,6 @@ module littleriscv_cs_registers
// Interrupt control signals
logic [31:0] mepc_q, mepc_n;
logic [ 0:0] mestatus_q, mestatus_n;
logic [ 1:0] mstatus_q, mstatus_n;
logic [ 5:0] exc_cause_q, exc_cause_n;
logic mie,mpie;
@ -169,7 +168,6 @@ module littleriscv_cs_registers
always_comb
begin
mepc_n = mepc_q;
mestatus_n = mestatus_q;
mstatus_n = mstatus_q;
exc_cause_n = exc_cause_q;
@ -254,17 +252,13 @@ module littleriscv_cs_registers
begin
mstatus_q <= '0;
mepc_q <= '0;
mestatus_q <= '0;
exc_cause_q <= '0;
end
else
begin
// update CSRs
mstatus_q <= mstatus_n;
mepc_q <= mepc_n;
mestatus_q <= mestatus_n;
exc_cause_q <= exc_cause_n;
end
end