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天津商务网站建设,软件设计师中级资料,营销型网站搭建的工作,学短视频剪辑与制作文章目录 原始代码及log UVM测试平台层次结构与Phase执行顺序解析 🧩 仿真结果图示 UVM测试平台层次结构与Phase执行顺序深度解析 🧩 仿真结果图示 🔍 UVM Phase执行顺序核心原理 ✅ UVM Phase执行顺序规则 🧪 UVM组件层次结构分析 📊 Phase执行时间线分析 1. build_…文章目录原始代码及logUVM测试平台层次结构与Phase执行顺序解析🧩 仿真结果图示UVM测试平台层次结构与Phase执行顺序深度解析🧩 仿真结果图示🔍 UVM Phase执行顺序核心原理✅ UVM Phase执行顺序规则🧪 UVM组件层次结构分析📊 Phase执行时间线分析1. build_phase (0ns)2. end_of_elaboration_phase (0ns)3. start_of_simulation_phase (0ns)4. run_phase (关键阶段)✅ UVM Phase执行顺序核心原则1. 构建阶段（build_phase）：自底向上2. 运行阶段（run_phase）：自顶向下3. 结束阶段（extract/check/report_phase）：自底向上🔥 本例的关键发现💡 为什么其他组件的run_phase在500ns前结束？✅ UVM最佳实践总结✅ 正确使用UVM Phase✅ 测试结束协调✅ 组件层次设计💬 与UVM官方文档一致✅ 重要结论追更build_phase执行顺序与打印顺序✅ UVM官方文档确认✅ 仿真结果验证仿真日志的打印顺序示例UVM测试平台设计规范💬 为什么UVM设计为build_phase自底向上？原始代码及logmodule top;import uvm_pkg::*;//Create a topology// top// | |// u1(A) u2(A)// | | | |// b1(B) d1(D) b1(B) d1(D)//No run phaseclassDextends uvm_component;functionnew(string name,uvm_component parent);super.new(name,parent);endfunction functionvoidbuild_phase(uvm_phase phase);$display("%0t: %0s: build",$time,get_full_name());endfunction functionvoidend_of_elaboration_phase(uvm_phase phase);$display("%0t: %0s: end_of_elaboration",$time,get_full_name());endfunction functionvoidstart_of_simulation_phase(uvm_phase phase);$display("%0t: %0s: start_of_simulation",$time,get_full_name());endfunction functionvoidextract_phase(uvm_phase phase);$display("%0t: %0s: extract",$time,get_full_name());endfunction functionvoidcheck_phase(uvm_phase phase);$display("%0t: %0s: check",$time,get_full_name());endfunction functionvoidreport_phase(uvm_phase phase);$display("%0t: %0s: report",$time,get_full_name());endfunction endclass//Has run phaseclassBextends uvm_component;rand logic[7:0]delay;functionnew(string name,uvm_component parent);super.new(name,parent);endfunction functionvoidbuild_phase(uvm_phase phase);$display("%0t: %0s: build",$time,get_full_name());endfunction functionvoidend_of_elaboration_phase(uvm_phase phase);$display("%0t: %0s: end_of_elaboration",$time,get_full_name());endfunction functionvoidstart_of_simulation_phase(uvm_phase phase);$display("%0t: %0s: start_of_simulation",$time,get_full_name());endfunction functionvoidextract_phase(uvm_phase phase);$display("%0t: %0s: extract",$time,get_full_name());endfunction functionvoidcheck_phase(uvm_phase phase);$display("%0t: %0s: check",$time,get_full_name());endfunction functionvoidreport_phase(uvm_phase phase);$display("%0t: %0s: report",$time,get_full_name());endfunction taskrun_phase(uvm_phase phase);$display("%0t: %0s: start run phase",$time,get_full_name());#delay;$display("%0t: %0s: end run phase",$time,get_full_name(