VCS filelist `ifdef
时间: 2023-07-29 20:09:56 浏览: 71
VCS (Verilog Compiler Simulator) is a popular tool used for hardware design and verification. In Verilog, `ifdef is a preprocessor directive used to conditionally include or exclude sections of code during compilation based on predefined macros. It allows you to select specific code paths based on certain conditions.
To obtain the filelist in VCS with `ifdef directives, you need to follow these steps:
1. Create a file, let's say "filelist.txt", and list all the Verilog source files you want to include in your simulation.
2. In each Verilog file, use `ifdef directives to conditionally include or exclude sections of code based on specific macros.
3. Open a terminal window and navigate to the directory where your filelist.txt is located.
4. Run the VCS command with the filelist option, specifying the filelist.txt as input:
```
vcs -file filelist.txt
```
This command will compile and simulate your Verilog design using the filelist specified in filelist.txt.
Note: Make sure you have the VCS tool installed and properly configured on your system before running the above command. Also, ensure that your filelist.txt and Verilog source files are correctly written and located in the specified directory.
I hope this helps! Let me know if you have any more questions.
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