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-rw-r--r--rtl/core/control/branch.sv31
1 files changed, 31 insertions, 0 deletions
diff --git a/rtl/core/control/branch.sv b/rtl/core/control/branch.sv
new file mode 100644
index 0000000..3f8160e
--- /dev/null
+++ b/rtl/core/control/branch.sv
@@ -0,0 +1,31 @@
+`include "core/uarch.sv"
+
+module core_control_branch
+(
+ input logic clk,
+
+ input datapath_decode dec,
+ input branch_decode dec_branch,
+
+ input ctrl_cycle next_cycle,
+ input logic issue,
+ input ptr next_pc_visible,
+
+ output logic branch,
+ output ptr branch_target
+);
+
+ always_ff @(posedge clk) begin
+ branch <= 0;
+ if(next_cycle == ISSUE && issue) begin
+ branch <= dec.branch;
+ branch_target <= next_pc_visible + dec_branch.offset;
+ end
+ end
+
+ initial begin
+ branch = 1;
+ branch_target = {$bits(branch_target){1'b0}};
+ end
+
+endmodule