PCSpim 9.1.4 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free program is a product of James R. Larus.
Commonly, this program's installer has the following filenames: pcspim.exe and _18be6784.exe etc. This free PC program deals with ".s" file. We recommend checking the downloaded files with any free antivirus. The most popular versions of the tool 9.1, 8.0 and 7.4. This PC software can be installed on 32-bit versions of Windows XP/XP Professional/Vista/7/8/10/11. PCSpim lies within Development Tools, more precisely IDE.
From the developer:
Spim is a self-contained simulator that runs MIPS32 programs.
It reads and executes assembly language programs written for this processor.
Spim does not execute binary (compiled) programs.
Spim comes with complete source code and documentation. It also include a torture test to verify a port to a new machine.
You may want to check out more software, such as PHPEdit, Aqua Data Studio or Raize Components, which might be similar to PCSpim.