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Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc, X86)
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target/arm: Check for xPSR mismatch usage faults earlier for v8M 
ARM v8M specifies that the INVPC usage fault for mismatched
xPSR exception field and handler mode bit should be checked
before updating the PSR and SP, so that the fault is taken
with the existing stack frame rather than by pushing a new one.
Perform this check in the right place for v8M.

Since v7M specifies in its pseudocode that this usage fault
check should happen later, we have to retain the original
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Backports commit 224e0c300a0098fb577a03bd29d774d0769f632a from qemu
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bindings link to Crystal binding 2017-12-23 00:26:40 +08:00
docs Added note about installing tests dependencies on Mac OS X. Added note about tests failing when required architecture support is disabled in build. (#908) 2017-10-12 19:56:00 +08:00
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qemu target/arm: Check for xPSR mismatch usage faults earlier for v8M 2018-03-05 01:39:39 -05:00
samples Fixed register mistake in comments (#894) 2017-09-17 16:40:01 +07:00
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README.md

Unicorn Engine

Join the chat at https://gitter.im/unicorn-engine/chat

Build Status Build status

Unicorn is a lightweight, multi-platform, multi-architecture CPU emulator framework based on QEMU.

Unicorn offers some unparalleled features:

  • Multi-architecture: ARM, ARM64 (ARMv8), M68K, MIPS, SPARC, and X86 (16, 32, 64-bit)
  • Clean/simple/lightweight/intuitive architecture-neutral API
  • Implemented in pure C language, with bindings for Crystal, Clojure, Visual Basic, Perl, Rust, Ruby, Python, Java, .NET, Go, Delphi/Free Pascal and Haskell.
  • Native support for Windows & *nix (with Mac OSX, Linux, *BSD & Solaris confirmed)
  • High performance via Just-In-Time compilation
  • Support for fine-grained instrumentation at various levels
  • Thread-safety by design
  • Distributed under free software license GPLv2

Further information is available at http://www.unicorn-engine.org

License

This project is released under the GPL license.

Compilation & Docs

See docs/COMPILE.md file for how to compile and install Unicorn.

More documentation is available in docs/README.md.

Contact

Contact us via mailing list, email or twitter for any questions.

Contribute

If you want to contribute, please pick up something from our Github issues.

We also maintain a list of more challenged problems in a TODO list.

CREDITS.TXT records important contributors of our project.