0.86u1 2004/08/27 [#199 - David Haywood]
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New Games supported or promoted from GAME_NOT_WORKING status:
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Drakton [Pierpaolo Prazzoli] (no sound)
Various games on the System 22 driver [Phil Stroffolino] (*disclaimer* I had trouble getting controls working in several of them)

New Clones supported or promoted from GAME_NOT_WORKING status:
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Raystorm (ver 2.06O) [Brian Troha]
Rival Schools (USA) [Brian Troha]

New Non-Working games / clones supported
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Diamond Derby [David Haywood] (this is a gambling game and will probably be removed once the driver is complete, it's just here while it is developed)
Super Golf [Tomasz Slanina] (very preliminary. simple graphic layer hooked up, ROM banking hooked up in a way which allows ROM test to pass etc.)
Wing War (World Set) (other set was US set (Recycle It Logo))


Source changes:
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- M37710 fixes [R. Belmont]:
  * Adds the following opcodes: ROR B, LDB direct indexed, MPY stack relative, and DIV direct.  
- Misc patches [Lawrence Gold]:
  * Substituted isnan() for inunordered(), which is only available in C99.
  * Fixed a few C89 warnings about an extra comma at the end of enums.
  * Updated the expat code to 1.95.8, which is the latest release.
- Namco System 22 Improvements [Phil Stroffolino]:
  * Input ports mapped for most games.
  * DSP communications RAM latch mode hooked up; fixes graphics for many titles.
  * Texture banking for old hardware hooked up.
  * Patches to tms32025 emulation (DSP math bugs).
  * Preliminary dynamic lighting for system22 (rarely actually used - see Prop Cycle turning score/time digits).
- Imago improvements [Pierpaolo Prazzoli, Chris Hardy]:
  * Hooked up starfield and background tilemap, fixed colours still problems with the sprites.
- Fixed endianness problem in h83002 [R. Belmont].
- Added Sound to the Gaelco 3d driver [Aaron Giles].
- Fixed some bugs that were in 0.86: Tube Panic, Namco S12, Zero Point etc [various].
- Some input fixes [B.S. Ruggeri].