PSP homebrew – JPCSP v0.3 revision 1230

October 27, 2009

A new version of the PlayStation Portable emulator for PC has been released, courtesy of the JPCSP dev team. The latest JPCSP revision offers some more performance improvements and additional bug fixes.

Download: JPCSP v0.3 revision 1230

JPCSP - Image 1

Changelogs:

Revision 1230: Update IADDR after PRIM rendering (analog to VADDR). This should fix graphics problem for games using indexed vertex.

Avoid ArrayIndexOutOfBoundsException when using TBIAS_MODE_CONST.
Improved performance of CaptureImage (buffered IO).

Revision 1229: Small improvements for debugging purpose only.
Revision 1228: Do not update VADDR at end of PRIM command when vertex is indexed.

Dummy BBOX/BJUMP implementation, not yet functional.

Revision 1227: Small performance optimizations here and there: trying to use MemoryReader whenever possible. Improved MemoryReader performance for FastMemory.
Revision 1226: Trying to avoid ConcurrentListModificationException when leaving Jpcsp.
Revision 1225: Implemented the OFFSET_ADDR video command. It is sharing the same GeList value as ORIGIN_ADDR (checked on PSP).
Revision 1224: sceFontXXX: also accept fontAddr==0 as long as we have no real font list implemented.
Revision 1223: Implemented video command ORIGIN_ADDR: should fix all the games displaying “Unknown/unimplemented video command [origin_addr
Revision 1222: Fixed a compiler problem introduced by r1220
Revision 1221: VideoEngine.PRIM: avoid a lot of memory read errors when an invalid vertex address is detected
Revision 1220: Small performance improvement in Compiler:

no memory access check for referencto $sp
optimized addi, addiu, or, ori and branching instructions to handle simplified cases where one the register is $zr

Download: JPCSP v0.3 revision 1230