问题描述
我想编写以下代码以提高可读性和美观性。
always_ff @(posedge clk or negedge rst_n)
if(!rst_n)
line_pipe <= 0;
else
begin
line_pipe[00] <= Func(inline);
line_pipe[01] <= Func(line_pipe[00]);
line_pipe[02] <= Func(line_pipe[01]);
line_pipe[03] <= Func(line_pipe[02]);
line_pipe[04] <= Func(line_pipe[03]);
line_pipe[05] <= Func(line_pipe[04]);
line_pipe[06] <= Func(line_pipe[05]);
line_pipe[07] <= Func(line_pipe[06]);
line_pipe[08] <= Func(line_pipe[07]);
line_pipe[09] <= Func(line_pipe[08]);
line_pipe[10] <= Func(line_pipe[09]);
line_pipe[11] <= Func(line_pipe[10]);
line_pipe[12] <= Func(line_pipe[11]);
line_pipe[13] <= Func(line_pipe[12]);
line_pipe[14] <= Func(line_pipe[13]);
line_pipe[15] <= Func(line_pipe[14]);
end
我可以用 for
循环重写这段代码吗?
解决方法
假设您当前的代码是综合的,这也应该综合。您可以对 16 个分配中的 15 个使用 for
循环:
always_ff @(posedge clk or negedge rst_n)
if(!rst_n)
line_pipe <= 0;
else
begin
line_pipe[00] <= Func(inline);
for (int i=1; i<16; i++) begin
line_pipe[i] <= Func(line_pipe[i-1]);
end
end