There are multiple files that start with "xil_" in my %TEMP% folder. These appear to be some type of temporary files.
Is it safe to delete them?
The %TEMP% directory might contain a directory with a name starting with "xil_". These directories contain the extracted contents from ".ise" files. It is safe to delete these directories as long as there is not a project open in Project Navigator.These directoriesare no longer created by Project Navigator in ISE Design Suite 12.
Individual files starting with "xil_" are created by the individual applications such as XST, MAP, and PAR.It is safe to delete these files as long as there are no Xilinx applications running.