DOS ain't dead

p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 (Announce)

posted by DOS386, 05.06.2009, 08:35

> The "new" one is "-mtune=i686 -O2" instead of "-Os"

so highest "mtune" is not that a good idea ...

> For me, the "new" test compile I made does speed it up a small bit:
> [ Vista ] - Fri 06/05/2009 >old-p7zip b

I tested in DOS only

> RAM usage: 55 MB, # Benchmark threads: 1
> KB/s % MIPS MIPS | KB/s % MIPS MIPS

I compresed a file rather than Bench'ing ...

---
This is a LOGITECH mouse driver, but some software expect here
the following string:*** This is Copyright 1983 Microsoft ***

Complete thread:

• p7zip 4.65 for FreeDOS - Rugxulo, 16.04.2009, 17:48 (Announce)
  • p7zip 4.65 for FreeDOS - rr, 16.04.2009, 21:54
    • p7zip 4.65 for FreeDOS - Rugxulo, 16.04.2009, 22:10
  • p7zip 4.65 for FreeDOS | Ibiblio has 4.61 only - DOS386, 22.05.2009, 08:12
    • p7zip 4.65 for FreeDOS | Ibiblio has 4.61 only - Rugxulo, 23.05.2009, 02:26
      • p7zip 4.65 for FreeDOS | Ibiblio has 4.61 only - DOS386, 23.05.2009, 02:40
        • p7zip 4.65 for FreeDOS | Ibiblio has 4.61 only - Rugxulo, 23.05.2009, 02:42
          • p7zip 4.65 for FreeDOS (performance) - Rugxulo, 26.05.2009, 21:46
        • p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 - Rugxulo, 29.05.2009, 02:41
          • p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 - DOS386, 05.06.2009, 07:20
            • p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 - Rugxulo, 05.06.2009, 07:47
              • p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 - DOS386, 05.06.2009, 08:35
                • p7zip 4.65 for FreeDOS | GCC 4.4.0 -O2 -mtune=i686 - Rugxulo, 11.06.2009, 04:13