Herman S. 4fcb8e4498 [Memory] Treat AllocRange high_page_number as exclusive
The free-block tracker search in BaseHeap::AllocRange treats
high_page_number as inclusive, shifting allocator-returned addresses
by one stride relative to the old loop-based search. Some titles
encode allocator-returned addresses in PPC code and break when that
layout shifts (Far Cry 3, Far Cry 4, Watchdogs).

In addition, reapply xe::align on the high side of AllocRange
(essentially reverting c28019e33). Without the round-up, a caller
passing a min/max window exactly the size of its request loses a
stride at the top and fails the early page_count size check.
2026-04-14 13:59:45 +09:00
2026-03-26 21:14:04 +09:00
2025-07-19 14:42:21 -07:00
2026-03-27 11:17:55 +09:00
2025-11-20 03:53:43 -08:00
2025-11-20 03:53:41 -08:00
2025-11-20 03:53:41 -08:00

Xenia Canary - Xbox 360 Emulator

Xenia Canary is an experimental fork of the Xenia emulator. For more information, see the Xenia Canary wiki.

Come chat with us about emulator-related topics on Discord. For developer chat join #dev but stay on topic. Lurking is not only fine, but encouraged! Please check the FAQ page before asking questions. We've got jobs/lives/etc, so don't expect instant answers.

Discussing illegal activities will get you banned.

Status

Buildbot Status Releases
Canary (🪟, 🐧) CI Codacy Badge LatestAllOld

Experimental Netplay

Buildbot Status Releases
Windows Codacy Badge Latest

Quickstart

See the Quickstart page.

FAQ

See the frequently asked questions page.

Game Compatibility

See the Game compatibility list for currently tracked games, and feel free to contribute your own updates, screenshots, and information there following the existing conventions.

Building

See building.md for setup and information about the xb script. When writing code, check the style guide and be sure to run clang-format!

Contributors Wanted!

Have some spare time, know advanced C++, and want to write an emulator? Contribute! There's a ton of work that needs to be done, a lot of which is wide open greenfield fun.

For general rules and guidelines please see CONTRIBUTING.md.

Fixes and optimizations are always welcome (please!), but in addition to that there are some major work areas still untouched:

See more projects good for contributors. It's a good idea to ask on Discord and check the issues page before beginning work on something.

Disclaimer

The goal of this project is to experiment, research, and educate on the topic of emulation of modern devices and operating systems. It is not for enabling illegal activity. All information is obtained via reverse engineering of legally purchased devices and games and information made public on the internet (you'd be surprised what's indexed on Google...).

Description
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