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-rw-r--r--rtl/core/control/branch.sv22
1 files changed, 11 insertions, 11 deletions
diff --git a/rtl/core/control/branch.sv b/rtl/core/control/branch.sv
index 59a4f54..96e6e65 100644
--- a/rtl/core/control/branch.sv
+++ b/rtl/core/control/branch.sv
@@ -3,6 +3,7 @@
module core_control_branch
(
input logic clk,
+ rst_n,
input insn_decode dec,
@@ -14,17 +15,16 @@ module core_control_branch
output ptr branch_target
);
- always_ff @(posedge clk) begin
- branch <= 0;
- if(next_cycle == ISSUE && issue) begin
- branch <= dec.ctrl.branch;
- branch_target <= next_pc_visible + dec.branch.offset;
+ always_ff @(posedge clk or negedge rst_n)
+ if(!rst_n) begin
+ branch <= 1;
+ branch_target <= {$bits(branch_target){1'b0}};
+ end else begin
+ branch <= 0;
+ if(next_cycle == ISSUE && issue) begin
+ branch <= dec.ctrl.branch;
+ branch_target <= next_pc_visible + dec.branch.offset;
+ end
end
- end
-
- initial begin
- branch = 1;
- branch_target = {$bits(branch_target){1'b0}};
- end
endmodule