The TP compilers were pretty bad, all the way up to TP7. I (tried to) write a clone of Wolfenstein back in the day and the only way I could get close to the per

The TP compilers were pretty bad, all the way up to TP7. I (tried to) write a clone of Wolfenstein back in the day and the only way I could get close to the performance of the real Wolf3D was by replacing the inner loop by raw x86. I even still have the source (keep in mind this was written ~20 years ago): https://grack.com/code/legacy/deathmatch3d/ https://grack.com/code/legacy/deathmatch3d/