Andrew Cagney
1e851d2c82
Fix a number of problems in the r5900 specific p* (parallel) instructions.
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In particular a host endian dependency one fixed resolved most problems.
1997-07-11 03:07:29 +00:00
Andrew Cagney
0f552ea045
Sync powerpc simulator with public version. Enable FPSCR and string
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instructions.
1997-07-03 07:44:38 +00:00
Jeff Law
6443523484
* gencode.c (build_instruction): Handle "pext5" according to
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version 1.95 of the r5900 ISA.
Fixes pr12413 (c/h from toshiba).
1997-07-02 18:41:22 +00:00
Jeff Law
649625bb8e
* gencode.c (build_instruction): Handle "ppac5" according to
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version 1.95 of the r5900 ISA.
fixes pr12407 (c/h from toshiba).
1997-07-02 18:29:16 +00:00
Jeff Law
05d1322f2c
* interp.c (sim_engine_run): Reset the ZERO register to zero
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regardless of FEATURE_WARN_ZERO.
1997-07-02 18:13:00 +00:00
Jeff Law
ae19b07bf8
* gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
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Fix for pr12402 (c/h from toshiba).
1997-07-02 17:57:56 +00:00
Andrew Cagney
3a8e858f24
Add test for dbt/rtd instructions
1997-06-27 08:33:16 +00:00
Jeff Law
d05b86b7fb
* interp.c (sim_resume): Clear State.exited.
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(sim_stop_reason): If State.exited is nonzero, then indicate that
the simulator exited instead of stopped.
* mn10300_sim.h (struct _state): Add exited field.
* simops.c (syscall): Set State.exited for SYS_exit.
Fixes problem found bin Felix.
1997-06-24 19:45:17 +00:00
Jeff Law
c370b3cd95
* simops.c: Fix thinko in last change.
1997-06-12 04:14:42 +00:00
Jeff Law
dbdb5bd881
* simops.c: "call" stores the callee saved registers into the
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stack! Update the stack pointer properly when done with
register saves.
1997-06-10 22:59:13 +00:00
Jeff Law
0a8fa63cb8
* simops.c: Fix return address computation for "call" instructions.
1997-06-10 18:32:40 +00:00
Andrew Cagney
84e8cd0fcf
Open in binary mode when available.
1997-06-06 02:34:55 +00:00
Andrew Cagney
0bdfae1167
Clean up formatting of instruction traces.
1997-06-06 00:31:08 +00:00
Andrew Cagney
897f67b74f
Verify magic number of simulator struct.
1997-06-05 04:51:34 +00:00
Andrew Cagney
896eab009e
Initialize the sim-engine module.
1997-06-04 02:47:49 +00:00
Andrew Cagney
56e7c84918
o Fixes to repeated watchpoints
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o Add mips ISA instructions needed to handle interrupts
1997-06-03 23:03:50 +00:00
Andrew Cagney
c7cebfa32c
o Fix padd insn
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o Take an interrupt when an int event occures.
1997-06-02 15:00:43 +00:00
Andrew Cagney
128b51546e
Add assembler information to igen input files.
1997-05-30 07:25:13 +00:00
Andrew Cagney
4e95b94e1e
Fix subu immed - was incorrectly using unsigned.
1997-05-29 07:25:20 +00:00
Andrew Cagney
efe4f1cbf8
Add a simple dissasembler to igen
1997-05-29 07:06:41 +00:00
Andrew Cagney
1a70e182aa
Fix watching PC for 64bit (mips) target.
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Stop watchpoints corrupting the event queue.
1997-05-27 11:25:47 +00:00
Andrew Cagney
2f2e6c5d5b
Extend xor-endian and per-cpu support in core module.
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Allow negated test when watching value within core.
1997-05-27 06:48:20 +00:00
Andrew Cagney
cd0d873d0f
Preliminary suport for xor-endian suport in core module.
1997-05-23 09:19:43 +00:00
Andrew Cagney
b526378484
Incorrect test for zero-r0 code gen.
1997-05-23 02:01:04 +00:00
Andrew Cagney
8167e102a5
Enumerate longjmp's return type.
1997-05-23 01:29:16 +00:00
Gavin Romig-Koch
d3d2a9f718
ifdef out uses of simSTOP, simSTEP and simBE when DEBUG is defined.
1997-05-22 13:30:01 +00:00
Gavin Romig-Koch
6e61ecfc92
Change longjmp param/setjmp return value used for simulator restart from 0 to 2.
1997-05-22 13:16:03 +00:00
Jeff Law
09e142d5a2
* interp.c (sim_resume): Add missing case in big switch
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statement (for extb instruction).
1997-05-22 05:28:34 +00:00
Andrew Cagney
50a2a69182
Watchpoint interface.
1997-05-21 06:54:13 +00:00
Jeff Law
003c91bec4
* interp.c: Replace all references to load_mem and store_mem
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with references to load_byte, load_half, load_3_byte, load_word
and store_byte, store_half, store_3_byte, store_word.
(INLINE): Delete definition.
(load_mem_big): Likewise.
(max_mem): Make it global.
(dispatch): Make this function inline.
(load_mem, store_mem): Delete functions.
* mn10300_sim.h (INLINE): Define.
(RLW): Delete unused definition.
(load_mem, store_mem): Delete declarations.
(load_mem_big): New definition.
(load_byte, load_half, load_3_byte, load_word): New functions.
(store_byte, store_half, store_3_byte, store_word): New functions.
* simops.c: Replace all references to load_mem and store_mem
with references to load_byte, load_half, load_3_byte, load_word
and store_byte, store_half, store_3_byte, store_word.
1997-05-20 23:53:47 +00:00
Andrew Cagney
ff82f21409
Part II of adding callback argument to sim_open(). Update all the
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other simulators; remove SIM_DESC from depreciated function
sim_set_callbacks().
1997-05-20 01:57:43 +00:00
Andrew Cagney
24aa2b57af
Depreciate sim_set_callbacks() function. Set simulator callbacks
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during sim_open().
1997-05-20 00:05:27 +00:00
Michael Meissner
8c5b6ead7d
Make getpid, kill supported system calls
1997-05-19 23:02:30 +00:00
Jeff Law
4df7aeb3c5
* interp.c (dispatch): Make this an inline function.
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* simops.c (syscall): Use callback->write regardless of
what file descriptor we're writing too.
1997-05-19 19:55:31 +00:00
Andrew Cagney
2e61a3ad9c
Graft sim/common event and other code onto the mips simulator.
1997-05-19 13:30:30 +00:00
Andrew Cagney
ba2374064d
Update.
1997-05-19 09:35:51 +00:00
Andrew Cagney
fd76456bdb
Make simulator event-queue manager a bit more signal safe.
1997-05-19 06:55:56 +00:00
Andrew Cagney
f03b093cd3
o Implement generic halt/restart/abort module.
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Use in tic80 and d30v simulators.
o Add signal hook to sim-core module
1997-05-19 03:42:33 +00:00
Andrew Cagney
11ab132f16
Pacify gcc.
1997-05-19 01:24:31 +00:00
Jeff Law
b07a1e78c5
* interp.c (load_mem_big): Remove function. It's now a macro
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defined elsewhere.
(compare_simops): New function.
(sim_open): Sort the Simops table before inserting entries
into the hash table.
* mn10300_sim.h: Remove unused #defines.
(load_mem_big): Define.
Another 20% so performance improvement for the mn10300 simulator.
1997-05-18 22:57:49 +00:00
Michael Meissner
63aa80ff51
Treat infinities like normal numbers for purposes of comparisons
1997-05-17 02:28:11 +00:00
Jeff Law
248c1fb830
* callback.c (os_close): Mark the descriptor as being
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available if the close succeeded.
(os_open): Pass 0644 as the mode of the file being created.
Bring Bob's changes over from the mec branch.
1997-05-16 22:39:08 +00:00
Jeff Law
234a9a49cf
* interp.c (load_mem): If we get a load from an out of range
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address, abort.
(store_mem): Likewise for stores.
(max_mem): New variable.
1997-05-16 22:37:02 +00:00
Andrew Cagney
37a684b84d
o Make tic80 insn file more `cache ready'
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o Have igen always zero r0 instead of constantly checking if
the designated register is r0.
1997-05-16 03:27:40 +00:00
Andrew Cagney
07b4c0a66c
Remove some of the flake from the c80 floating point.
1997-05-15 16:39:38 +00:00
Andrew Cagney
d24f06eef2
More floating point operations.
1997-05-15 02:22:37 +00:00
Andrew Cagney
aa3a044769
Fix double conversion problem.
1997-05-15 02:21:11 +00:00
Andrew Cagney
2310e3c2b5
Passify gcc's warnings.
1997-05-15 00:14:33 +00:00
Michael Meissner
93555c3b02
Make columns line up for fpu operation tracing
1997-05-14 22:06:45 +00:00
Michael Meissner
1b6f4dde35
Make sure r0 == 0; Return EINVAL for system calls that are defined but not provided; Provide traps 74-79 as debugging traps
1997-05-13 22:04:32 +00:00