gbeauche
cf0ed72f24
Remove obsolete code related to PPC_NO_FPSCR_UPDATE, PPC_LAZY_PC_UPDATE,
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PPC_LAZY_CC_UPDATE, PPC_HAVE_SPLIT_CR defines.
2003-11-11 11:32:27 +00:00
gbeauche
d4ad77d734
really fix writes to byte registers
2003-11-11 00:10:39 +00:00
gbeauche
4bce0876c0
fix configure tests. i.e. move up arch_insn_skipper_tests()
2003-11-10 23:54:31 +00:00
gbeauche
1169001df7
Extend x86 instruction skipper to AMD64. Add plenty of arch dependent
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opcodes to test it. Also fix DEBUG output & writes (zero'ing) to %xH regs
2003-11-10 23:47:39 +00:00
gbeauche
b66d8ef433
Fix "ignoresegv" case to actually skip the faulty instruction. Merge
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conditions to skip instruction on SIGSEGVfrom PowerPC native mode. The
instruction skipper takes care to set the output register to 0.
2003-11-10 16:23:58 +00:00
gbeauche
26ec1b8899
Merge Set_pthread_attr() from Basilisk II.
2003-11-10 16:05:52 +00:00
gbeauche
0260210ddf
- XLM_IRQ_NEST is always in native byte order format since any write to
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this variable go through {Enable,Disable}Interrupt().
- Add Ether thunks but only for WORDS_BIGENDIAN case since we do need more
complicated translation functions.
2003-11-10 15:11:44 +00:00
gbeauche
cbb8efd492
little endian fixes
2003-11-10 14:18:34 +00:00
gbeauche
cd86ff9e94
- Start emulating the FPSCR. Fix mtfsf, mffs.
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- Implement mftbr so that MacOS can fully boot with extensions. However,
using clock() is probably not the right solution. Patching UpTime from
DriverServicesLib et al. may be a better solution.
2003-11-09 15:39:30 +00:00
gbeauche
59e6227c08
fix mullwo & divw on invalid inputs
2003-11-09 07:19:39 +00:00
gbeauche
aebcb7a6bb
New testing framework faster to compile and more flexible. i.e. we now
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generate 350K+ instructions. This exhausts errors for mullwo & divw.
2003-11-08 11:57:04 +00:00
gbeauche
4b73163083
Fix PPC_LAZY_CC_UPDATE build. TODO: remove since this is slower.
2003-11-04 22:01:36 +00:00
gbeauche
175dfeea02
fix lfs/stfs breakage introduced with latest FPR type change
2003-11-04 20:56:21 +00:00
gbeauche
8c40d739b6
Add some statistics for interrupt handling, Execute68k/Trap, MacOS & NativeOp
2003-11-04 20:48:29 +00:00
gbeauche
42e1cabc94
Move variables for compile statistics to powerpc_cpu private data
2003-11-04 20:45:46 +00:00
gbeauche
30bd089279
PowerPC floating-point registers are now an union of uint64 & double. This
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eases FP load/stores.
2003-11-04 15:03:15 +00:00
gbeauche
8ddf749ed5
fix vm_do_read_memory_8()
2003-11-04 15:00:02 +00:00
gbeauche
a42281aad1
Implement partial block cache invalidation. Rewrite core cached blocks
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execution loop with a Duff's device. Gather some predecode time statistics.
This shows that only around 2% of total emulation time is spent for
predecoding the instructions.
2003-11-03 21:28:32 +00:00
gbeauche
f0ea192460
Optimized pointers to non virtual member functions. This reduces space
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and overhead since runtime checks are eliminated. Actually, it yields
up to 10% performance improvement with specialized decoders.
2003-11-02 14:48:20 +00:00
gbeauche
d956d3c4ca
add specialized instruction decoders (disabled for now)
2003-11-01 17:07:17 +00:00
gbeauche
066af7452a
fix ppc-execute.o dependency
2003-11-01 17:03:55 +00:00
gbeauche
89d0f9ca29
Integrate spcflags handling code to kpx_cpu core. We can also remove
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oldish EXEC_RETURN handling with a throw/catch mechanism since we
do have a dependency on extra conditions (invalidated cache) that
prevents fast execution loops.
2003-11-01 15:15:31 +00:00
gbeauche
9ce43c6cf3
Fix ASYNC_IRQ build but locks may still happen. Note that with a predecode
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cache, checking for pending interrupts may not be the bottle neck nowadays.
2003-10-26 14:16:40 +00:00
gbeauche
60d34a6816
Rewrite interrupts handling code so that the emulator can work with a
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predecode cache. This implies to run in interpreted mode only while
processing EmulOps or other native (nested) runs.
Note that the FLIGHT_RECORDER with a predecode cache gets slower than
without caching at all.
2003-10-26 13:59:04 +00:00
gbeauche
d766049d59
- enable multicore cpu emulation with ASYNC_IRQ
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- move atomic_* operations to main_unix so that they could use spinlocks or
other platform-specific locking mechanisms
2003-10-26 09:14:14 +00:00
gbeauche
7312739738
fix MakeExecutable patch for little endian systems
2003-10-26 08:48:48 +00:00
gbeauche
46a1b4ada5
allow DGA & Xshm only on local displays
2003-10-26 07:54:02 +00:00
cebix
5f0a739cc7
- fixed compilation problems under BeOS
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- boot drive wasn't set correctly
2003-10-26 00:32:31 +00:00
gbeauche
9057fda327
- FreeBSD/i386 sigcontext subterfuge support for instruction skipper
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- NetBSD/alpha support from Boehm GC
- NetBSD/i386 won't work in sigcontext subterfuge mode unless instruction
is decoded more accurately to compute the effective address. Also note
that NetBSD 1.6 does not support siginfo_t yet.
2003-10-21 23:10:19 +00:00
gbeauche
f8a0f363ea
Solaris/SPARC support for SIGSEGV_FAULT_INSTRUCTION
2003-10-21 21:59:41 +00:00
gbeauche
ccf89d9efb
Preserve CR in execute_68k(). This enables MacOS 8.6 to work. ;-)
2003-10-19 21:37:43 +00:00
gbeauche
cb13fe3007
Log both r24 (m68k emulator PC) & stack pointer in SheepShaver mode only
2003-10-19 21:36:21 +00:00
gbeauche
9a05805a27
- Fix ADDME & ADDZE decoders, add RA==R0 testers
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- Increase predecode cache size to 32K entries
- Enable PPC_EXECUTE_DUMP_STATE for predecode cache as well
2003-10-18 13:43:25 +00:00
gbeauche
309c2f0bd5
Add "jitblacklist" prefs item so that opcodes ranges could be excluded for
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translation. This should help debugging of (badly) translated code.
Usage: jitblacklist xxxx(-yyyy)?(;xxxx(-yyyy)?)*
where xxxx/yyyy are hexadecimal numbers
2003-10-14 10:29:19 +00:00
gbeauche
75df809ff7
fix merge with Mach exception filters, we have preconditions to check
2003-10-13 20:15:41 +00:00
gbeauche
6a60d56bf2
indentation fixes, optimize handle_badaccess() to receive only necessary
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data and don't copy a struct sigcontext again on x86.
2003-10-13 19:56:17 +00:00
gbeauche
14b51b9519
return something more convenient to debug on errors
2003-10-13 19:43:09 +00:00
gbeauche
45c30ba9f2
Merge in __PAGEZERO hack from Michael Z. Sliczniak so that REAL_ADDRESSING
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mode can work under Darwin.
2003-10-12 22:39:59 +00:00
gbeauche
4641be3209
Really make sure VERSION & PACKAGE macros are defined when generating a
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configure script with autoconf 2.52.
2003-10-12 21:58:02 +00:00
gbeauche
c04603adce
Add hacks to disable "floppy" & "serial[ab]" entries that would cause
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Basilisk II to hang on MacOS X as an X11 build. I am not sure this is
supposed to work in an Aqua build so I leave that enable there, assuming
<AvailabilityMacros.h> is included somehow, thus defining MAC_OS_X_VERSION_*
and friends.
2003-10-12 21:55:44 +00:00
gbeauche
46dc8c5391
Make sure reported fault instruction address falls into the expected code
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range. This is a configure-time safety net that depends on the GCC "Labels
as Values" extension.
2003-10-12 21:41:19 +00:00
gbeauche
006f72c9fe
Report failure to install the SIGSEGV handler correctly
2003-10-12 21:21:35 +00:00
gbeauche
cf3d36a3a7
Mach memory fault recovery from Michael Z. Sliczniak
2003-10-12 21:15:52 +00:00
gbeauche
b2fee2f576
Mach bad access recovery support from Michael Z. Sliczniak
2003-10-12 15:56:00 +00:00
gbeauche
192943f46c
Fix vm_acquire() and friend on MacOS X
2003-10-12 11:00:12 +00:00
gbeauche
1b9876889e
- Record address range of block to invalidate. i.e. icbi records ranges
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and isync actually invalidate caches
2003-10-12 06:44:04 +00:00
gbeauche
7e0dccc544
- Handle MakeExecutable() replacement
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- Disable predecode cache in CVS for now
- Fix flight recorder ordering in predecode cache mode
2003-10-12 05:44:17 +00:00
gbeauche
a3036b0c9d
Really enable flight_recorder with predecode cache on
2003-10-11 16:43:42 +00:00
gbeauche
7e20a8d205
- Add support for FLIGHT_RECORDER with predecode cache
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- Always enable predecode cache & flight recorder for now
2003-10-11 09:57:52 +00:00
gbeauche
b05c68e90e
Move PPC emulator config to here
2003-10-11 09:34:35 +00:00
