https://coin-or.github.io/Ipopt/OUTPUT.html 优化过程中的输出
This pages describes the standard Ipopt console output with the default setting for option print_level. The output is designed to provide a quick summary of each iteration as Ipopt solves the pr…
参考:时序约束中一种特殊的情景分析 问题简介:DC综合的setup time 时序报告中出现 “infeasible path" 相关的warning,且随后的 setup 时序出现违例情况 方法一 Warning:There are infeasible paths detected in your design…
Vivado 2019编译出现如下错误:
[Place 30-58] IO placement is infeasible. Number of unplaced terminals (1) is greater than number of available sites (0). The following are banks with available pins: IO Group: 0 with : SioStd: LVCMOS18 VCCO 1.…
Warning:There are infeasible paths detected in your design that were ignored during optimization。
1 问题
在做模块级约束的时候,外部的真实IO delay是还不知道的。为了让模块综合结果尽可能满足外部苛刻的条件,经验值是将IO delay设…