From f3b18ead59ae02f95dabbf0a1dea40873a816975 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Sun, 21 Jan 2024 06:23:46 -0600 Subject: rtl: refactor filenames and directory hierarchy --- rtl/core/core_control_branch.sv | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 rtl/core/core_control_branch.sv (limited to 'rtl/core/core_control_branch.sv') diff --git a/rtl/core/core_control_branch.sv b/rtl/core/core_control_branch.sv new file mode 100644 index 0000000..0298b95 --- /dev/null +++ b/rtl/core/core_control_branch.sv @@ -0,0 +1,30 @@ +`include "core/uarch.sv" + +module core_control_branch +( + input logic clk, + rst_n, + + input insn_decode dec, + + input ctrl_cycle next_cycle, + input logic issue, + input ptr next_pc_visible, + + output logic branch, + output ptr branch_target +); + + 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 + +endmodule -- cgit v1.2.3