DOS ain't dead - LZMA SDK 4.42 for FPC

LZMA SDK 4.42 for FPC (Announce)

posted by Rugxulo , Usono, 22.10.2010, 05:14

> No, something is definitely wrong with FPC for DOS. There is a serious
> regression somewhere (although it's in both 2.4.0 and 2.4.2rc1). It
> shouldn't be this much slower. The Win32 compiler can build and run
> lzmaalone.exe in less time than the DOS compiler can just (only) compile!
> My blind guess is that the RTL wasn't compiled with optimizations, but who
> knows. It's the same freakin' compiler version, it shouldn't behave this
> differently.

I tried again, this time in native FreeDOS + HX, everything is fine, same (almost instantaneous) speed with each (DOS and Win32), even with copmressing the "bigger" .EXE itself. I have no idea what XP was doing wrong.

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Complete thread:

FPC 2.4.2RC1 - marcov, 15.10.2010, 23:25
- FPC 2.4.2RC1 - Rugxulo, 16.10.2010, 04:28
  - FPC 2.4.2RC1 - marcov, 18.10.2010, 20:32
    - FPC 2.4.2RC1 - Rugxulo, 18.10.2010, 23:36
      - FPC 2.4.2RC1 -- DJGPP Binutils - Rugxulo, 19.10.2010, 09:46
        GPL source hosting requirement - ecm, 19.10.2010, 14:27
        GPL source hosting requirement - Rugxulo, 19.10.2010, 22:33
        GPL source hosting requirement - ecm, 19.10.2010, 22:57
        GPL source hosting requirement - Rugxulo, 20.10.2010, 00:35
        GPL source hosting requirement - ecm, 20.10.2010, 00:40
        GPL source hosting requirement - marcov, 20.10.2010, 09:47
        LZMA SDK 4.42 for FPC - Rugxulo, 21.10.2010, 15:47
        LZMA SDK 4.42 for FPC - Rugxulo, 21.10.2010, 16:36
        LZMA SDK 4.42 for FPC - Rugxulo, 22.10.2010, 05:14
        LZMA SDK 4.42 for FPC - DOS386, 23.10.2010, 09:21
        LZMA SDK 4.42 for FPC - Rugxulo, 23.10.2010, 10:16
        LZMA SDK 4.42 for FPC - marcov, 18.11.2010, 21:15
        LZMA SDK 4.42 for FPC - Rugxulo, 19.11.2010, 15:05
        LZMA SDK 4.42 for FPC - marcov, 22.11.2010, 15:23
        LZMA SDK 4.42 for FPC - Rugxulo, 23.11.2010, 00:29
        LZMA SDK 4.42 for FPC - marcov, 25.11.2010, 11:55
        AdvanceZip / FBC BinUtils / CMT Solitaire - Rugxulo, 25.12.2010, 12:39
        AdvanceZip / BinUtils / CMT Solitaire / DOS DEATH / LZMA - DOS386, 26.12.2010, 08:04
        AdvanceZip / FBC BinUtils / CMT Solitaire - marcov, 01.01.2011, 00:40
        AdvanceZip / FBC BinUtils / CMT Solitaire - Rugxulo, 01.01.2011, 05:47
        AdvanceZip / FBC BinUtils / CMT Solitaire - marcov, 01.01.2011, 13:02
        no FPC Go32v2 maintainer(s) / Unicode kills us all - Rugxulo, 01.01.2011, 14:03
        no FPC Go32v2 maintainer(s) / Unicode kills us all - Laaca, 01.01.2011, 15:12
        no FPC Go32v2 maintainer(s) / Unicode kills us all - marcov, 01.01.2011, 16:56
        no FPC Go32v2 maintainer(s) / Unicode kills us all - marcov, 01.01.2011, 17:46
        no FPC Go32v2 maintainer(s) / Unicode kills us all - Rugxulo, 03.01.2011, 09:44
        BUG - DOS386, 08.03.2011, 14:37
        BUG - FPC 2.5.1 snapshot - Rugxulo, 08.03.2011, 22:40
        BUG - Japheth, 10.03.2011, 12:17
        BUG - Laaca, 10.03.2011, 12:31
        BUG - DOS386, 03.05.2011, 09:48
      - UPX-UCL 3.07 - Rugxulo, 20.10.2010, 03:44
      - FPC 2.4.2RC1 - marcov, 04.11.2010, 09:49
        FPC 2.4.2RC1 - Rugxulo, 08.11.2010, 22:27
        FPC 2.4.2RC1 - marcov, 10.11.2010, 20:38
        FPC 2.4.2RC1 - Laaca, 11.11.2010, 00:06
        FPC 2.4.2RC1 - Rugxulo, 11.11.2010, 04:03
        FPC 2.4.2 (final) released - Rugxulo, 14.11.2010, 20:11
        "for .. in" - Rugxulo, 24.11.2010, 01:08
        CWSDPMI r5 vs. r7 (paq8o8z) - Rugxulo, 15.11.2010, 22:36
        CWSDPMI r5 vs. r7 (paq8o8z) - marcov, 18.11.2010, 21:13
        CWSDPMI r5 vs. r7 (paq8o8z) - Laaca, 19.11.2010, 11:10
        CWSDPMI r5 vs. r7 (paq8o8z) - Rugxulo, 19.11.2010, 14:52
        CWSDPMI r5 vs. r7 (paq8o8z) - marcov, 22.11.2010, 13:00
        CWSDPMI r5 vs. r7 (paq8o8z) - ecm, 22.11.2010, 14:43
        CWSDPMI r5 vs. r7 (paq8o8z) - marcov, 22.11.2010, 15:21
        CWSDPMI r5 vs. r7 (paq8o8z) - ecm, 22.11.2010, 16:08
        CWSDPMI r7 for FPC - Rugxulo, 23.11.2010, 00:03