diff options
Diffstat (limited to 'rtl/core/control/branch.sv')
| -rw-r--r-- | rtl/core/control/branch.sv | 31 |
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 |
