--- trunk/README 2007/10/08 16:18:11 6 +++ trunk/README 2007/10/08 16:19:23 20 @@ -1,5 +1,5 @@ -Gavare's eXperimental Emulator -- GXemul 0.3.3.1 -==================================================== +Gavare's eXperimental Emulator -- GXemul 0.3.7 +================================================== Copyright (C) 2003-2005 Anders Gavare. @@ -7,11 +7,23 @@ Overview -------- -GXemul is an experimental instruction-level machine emulator. It can be -used to run binary code for (among others) MIPS-based machines. Several -emulation modes are available. For some emulation modes, processors and -surrounding hardware components are emulated well enough to let unmodified -operating systems (eg. NetBSD) run as if they were running on a real machine. +GXemul is an experimental instruction-level machine emulator. Several +emulation modes are available. In some modes, processors and surrounding +hardware components are emulated well enough to let unmodified operating +systems (e.g. NetBSD) run as if they were running on a real machine. + +MIPS processors are emulated using either a simple binary translation +layer ("recompilation"), which is used on Alpha and i386 hosts, or by +traditional interpretation (very very slow, but works on any host platform). + +ARM and PowerPC processors are emulated using a newer dynamic translation +system. Performance is somewhere between traditional interpretation and +dynamic recompilation; however, the dynamic translation system used in +GXemul does NOT require platform-specific back-end code. In plain English, +this means that the dyntrans system works on any host platform. + +(PowerPC emulation is still relatively new in 0.3.7, so dont't expect too +much from it.) Quick start @@ -20,8 +32,15 @@ To compile, type './configure' and then 'make'. This should work on most Unix-like systems. If not, then please mail me a bug report. -Please read the the documentation in the doc/ sub-directory for more -detailed information on how to use the emulator. +If you are impatient, and want to try out running a guest operating system +inside GXemul, please read this: doc/guestoses.html#netbsdinstall + +If you want to use GXemul for experimenting with code of your own, +then I suggest you compile a Hello World program according to the tips +listed here: doc/experiments.html#hello + +Please read the rest of the documentation in the doc/ sub-directory for +more detailed information on how to use the emulator. Feedback