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| author | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-21 13:50:28 +0200 |
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| committer | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-21 13:50:28 +0200 |
| commit | cb0be9e2039569ee7d18657e8f675d1f8369b407 (patch) | |
| tree | 91fa71b3960d1ad5217759371143efbdd833d475 /src/alu.v | |
| parent | 98d0dd96611dc2c0e444eaf9410f8adf2924c6b5 (diff) | |
| download | riscv_cpu-cb0be9e2039569ee7d18657e8f675d1f8369b407.tar.gz riscv_cpu-cb0be9e2039569ee7d18657e8f675d1f8369b407.zip | |
restructured project
Diffstat (limited to 'src/alu.v')
| -rw-r--r-- | src/alu.v | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/src/alu.v b/src/alu.v deleted file mode 100644 index 8a265ee..0000000 --- a/src/alu.v +++ /dev/null @@ -1,47 +0,0 @@ -module alu ( - input [31:0] a, - input [31:0] b, - - input [3:0] op, - - output reg [31:0] result, - output zero -); - -wire [31:0] arithmetic_result, logic_result, shift_result; - -arithmetic_unit au ( - .a(a), - .b(b), - .op(op[1:0]), - .result(arithmetic_result) -); - -logic_unit lu ( - .a(a), - .b(b), - .op(op[1:0]), - .result(logic_result) -); - -shift_unit su ( - .a(a), - .b(b[4:0]), - .op(op[1:0]), - .result(shift_result) -); - -`include "include/consts.vh" - -always @ (*) begin - case (op[3:2]) - ALU_OP_ARITHMETIC: result = arithmetic_result; // ARITHMETIC - ALU_OP_LOGIC: result = logic_result; // LOGIC - ALU_OP_SHIFT: result = shift_result; // SHIFT - default: result = 31'b0; - endcase -end - -assign zero = result == 32'b0; - -endmodule |