diff options
| author | Alejandro Soto <alejandro@34project.org> | 2022-10-24 07:48:07 -0600 |
|---|---|---|
| committer | Alejandro Soto <alejandro@34project.org> | 2022-10-25 08:46:46 -0600 |
| commit | 2864ed33089d43a898928095de01eefecaf448e4 (patch) | |
| tree | 07393d3897f998d471e63a90a92c1a767412f7db /rtl/core/control/control.sv | |
| parent | bd8f0ccd30fb1bebf0e13ade79d1a7f304c45b85 (diff) | |
Split mux logic out of control.sv
Diffstat (limited to 'rtl/core/control/control.sv')
| -rw-r--r-- | rtl/core/control/control.sv | 31 |
1 files changed, 5 insertions, 26 deletions
diff --git a/rtl/core/control/control.sv b/rtl/core/control/control.sv index 2c5c6f1..059cb2d 100644 --- a/rtl/core/control/control.sv +++ b/rtl/core/control/control.sv @@ -89,34 +89,13 @@ module core_control .pop_lower(popped_lower) ); - always_comb begin - unique case(cycle) - RD_INDIRECT_SHIFT: shifter_shift = rd_value_b[7:0]; - default: shifter_shift = {2'b00, data_shift_imm}; - endcase - - unique case(cycle) - TRANSFER: alu_a = saved_base; - EXCEPTION: alu_a = {pc, 2'b00}; - default: alu_a = rd_value_a; - endcase - - unique case(cycle) - RD_INDIRECT_SHIFT, WITH_SHIFT: - alu_b = saved_base; - - TRANSFER: - alu_b = mem_offset; - - default: - if(data_snd_is_imm) - alu_b = {{20{1'b0}}, data_imm}; - else - alu_b = rd_value_b; - endcase + core_control_mux mux + ( + .* + ); + always_comb vector_offset = 3'b001; //TODO - end always_ff @(posedge clk) begin branch <= 0; |
