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`timescale 1ns / 1ps
module uop_dbl_rom
(
input wire clk,
input wire [ 5: 0] addr,
output reg [19: 0] data
);
//
// Microcode
//
`include "../uop_ecdsa.v"
//
// Doubling Microprogram
//
always @(posedge clk)
case (addr)
/* 1. */6'd00: data <= {OPCODE_CMP, UOP_SRC_PZ, UOP_SRC_ZERO, UOP_DST_DUMMY, UOP_EXEC_ALWAYS};
/* 2. */6'd01: data <= {OPCODE_MOV, UOP_SRC_PZ, UOP_SRC_DUMMY, UOP_DST_T1, UOP_EXEC_ALWAYS};
5'd02: data <= {OPCODE_MUL, UOP_SRC_PZ, UOP_SRC_T1, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 3. */6'd03: data <= {OPCODE_SUB, UOP_SRC_PX, UOP_SRC_T1, UOP_DST_T2, UOP_EXEC_ALWAYS};
/* 4. */6'd04: data <= {OPCODE_ADD, UOP_SRC_PX, UOP_SRC_T1, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 5. */6'd05: data <= {OPCODE_MUL, UOP_SRC_T1, UOP_SRC_T2, UOP_DST_T2, UOP_EXEC_ALWAYS};
/* 6. */6'd06: data <= {OPCODE_ADD, UOP_SRC_T2, UOP_SRC_T2, UOP_DST_T1, UOP_EXEC_ALWAYS};
6'd07: data <= {OPCODE_ADD, UOP_SRC_T1, UOP_SRC_T2, UOP_DST_T2, UOP_EXEC_ALWAYS};
/* 7. */6'd08: data <= {OPCODE_ADD, UOP_SRC_PY, UOP_SRC_PY, UOP_DST_RY, UOP_EXEC_ALWAYS};
/* 8. */6'd09: data <= {OPCODE_MUL, UOP_SRC_PZ, UOP_SRC_RY, UOP_DST_RZ, UOP_EXEC_ALWAYS};
/* 9. */6'd10: data <= {OPCODE_MOV, UOP_SRC_RY, UOP_SRC_DUMMY, UOP_DST_T1, UOP_EXEC_ALWAYS};
6'd11: data <= {OPCODE_MOV, UOP_SRC_RY, UOP_SRC_DUMMY, UOP_DST_T3, UOP_EXEC_ALWAYS};
6'd12: data <= {OPCODE_MUL, UOP_SRC_T1, UOP_SRC_T3, UOP_DST_RY, UOP_EXEC_ALWAYS};
/* 10. */6'd13: data <= {OPCODE_MUL, UOP_SRC_PX, UOP_SRC_RY, UOP_DST_T3, UOP_EXEC_ALWAYS};
/* 11. */6'd14: data <= {OPCODE_MOV, UOP_SRC_RY, UOP_SRC_DUMMY, UOP_DST_T1, UOP_EXEC_ALWAYS};
6'd15: data <= {OPCODE_MUL, UOP_SRC_RY, UOP_SRC_T1, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 12. */6'd16: data <= {OPCODE_MUL, UOP_SRC_T1, UOP_SRC_DELTA, UOP_DST_RY, UOP_EXEC_ALWAYS};
/* 13. */6'd17: data <= {OPCODE_MOV, UOP_SRC_T2, UOP_SRC_DUMMY, UOP_DST_T1, UOP_EXEC_ALWAYS};
6'd18: data <= {OPCODE_MUL, UOP_SRC_T1, UOP_SRC_T2, UOP_DST_RX, UOP_EXEC_ALWAYS};
/* 14. */6'd19: data <= {OPCODE_ADD, UOP_SRC_T3, UOP_SRC_T3, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 15. */6'd20: data <= {OPCODE_SUB, UOP_SRC_RX, UOP_SRC_T1, UOP_DST_RX, UOP_EXEC_ALWAYS};
/* 16. */6'd21: data <= {OPCODE_SUB, UOP_SRC_T3, UOP_SRC_RX, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 17. */6'd22: data <= {OPCODE_MUL, UOP_SRC_T1, UOP_SRC_T2, UOP_DST_T1, UOP_EXEC_ALWAYS};
/* 18. */6'd23: data <= {OPCODE_SUB, UOP_SRC_T1, UOP_SRC_RY, UOP_DST_RY, UOP_EXEC_ALWAYS};
6'd24: data <= {OPCODE_MOV, UOP_SRC_ONE, UOP_SRC_DUMMY, UOP_DST_RX, UOP_EXEC_PZT1T2_0XX};
6'd25: data <= {OPCODE_MOV, UOP_SRC_ONE, UOP_SRC_DUMMY, UOP_DST_RY, UOP_EXEC_PZT1T2_0XX};
6'd26: data <= {OPCODE_MOV, UOP_SRC_ZERO, UOP_SRC_DUMMY, UOP_DST_RZ, UOP_EXEC_PZT1T2_0XX};
default: data <= {OPCODE_RDY, UOP_SRC_DUMMY, UOP_SRC_DUMMY, UOP_DST_DUMMY};
endcase
endmodule
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