Commit Graph

118 Commits

Author SHA1 Message Date
Stan Shebs cd0fc7c3eb import gdb-1999-05-10 1999-05-11 13:35:55 +00:00
Stan Shebs 7a292a7adf import gdb-19990422 snapshot 1999-04-26 18:34:20 +00:00
Stan Shebs c906108c21 Initial creation of sourceware repository 1999-04-16 01:35:26 +00:00
Stan Shebs 071ea11e85 Initial creation of sourceware repository 1999-04-16 01:34:07 +00:00
Jason Molenda df59058c91 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
* simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
        comparison.
        (OP_5607): Ditto.
        (OP_2A00): Ditto.
        (OP_2800): Ditto.

PRs 18435 18436 18437 18439.
1999-01-27 01:51:26 +00:00
Nick Clifton 1ee490ca0b Fix PR 17387: ignore auto increment for loads where the destination register
and the address register are the same.
1998-09-30 17:15:14 +00:00
Tom Tromey 5da9ce07eb * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* acconfig.h: New file.
	* configure.in: Reverted change of Apr 24; use sinclude again.
1998-04-26 22:03:55 +00:00
Tom Tromey b1df34b9ed * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* configure.in: Don't call sinclude.
1998-04-24 20:39:48 +00:00
Andrew Cagney 21566f9fbe * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
* d10v_sim.h (remote-sim.h, sim-config.h): Include.
1998-04-24 09:54:16 +00:00
Andrew Cagney e1fe7a7966 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
configure: Re-generate.
1998-04-01 02:56:05 +00:00
Andrew Cagney d8f5304972 Do top level sim-hw module for device tree.
Add to aclocal.m4, update all configure files.
1998-03-27 11:42:16 +00:00
Andrew Cagney 729295b597 Implement "dbt" and "rtd" instructions.
Import fixes to dmap_addr() from mitsu branch.
1998-02-16 00:35:57 +00:00
Andrew Cagney ac9a7d8a2c Implement separate user (SPU) and interrupt (SPI) stack pointers. 1998-02-13 05:22:49 +00:00
Andrew Cagney b41dff6b54 Don't abort() when system call is unknown. 1998-02-11 07:11:28 +00:00
Andrew Cagney 19431a0280 Ensure zero-hardwired bits in DPSW remain zero. 1998-02-11 06:34:30 +00:00
Andrew Cagney 8904ad6940 D10v memory map changed. Update.
Initialize IMAP/DMAP registers to hardware reset value.
1998-02-10 07:26:55 +00:00
Andrew Cagney 412c4e940e Add config support for the size of the target address and OF cell. 1998-01-31 14:07:23 +00:00
Michael Meissner 629cfff05f Exit status is in r0, not r2 1998-01-26 03:23:55 +00:00
Michael Meissner 88f7d309fd If DEBUG has 0x20 set, turn traps into batch debugging 1998-01-25 00:13:19 +00:00
Michael Meissner 8831cb01b0 First round of d10v ABI changes 1998-01-23 16:30:08 +00:00
Fred Fish cee687386d * interp.c (UMEM_SEGMENTS): New define, set to 128.
(sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
	(sim_close): Reset prog_bfd to NULL after closing it.  Also
	reset prog_bfd_was_opened_p after closing prog_bfd.
	(sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
	(sim_create_inferior): Get start address from abfd not prog_bfd.
	(xfer_mem): Do bounds checking on addresses and return zero length
	read/write on bad addresses, rather than aborting.  Prepare to
	be able to handle xfers that cross segment boundaries, but not
	yet implemented.  Only emit debug message when d10v_debug is
	set as well as DEBUG being defined.
1998-01-22 21:51:31 +00:00
Doug Evans 462cfbc4eb * aclocal.m4: Recognize --enable-maintainer-mode.
*/configure: Regenerated.
1998-01-20 06:37:00 +00:00
Andrew Cagney 38d0ccc27a Fix typo, REP_S was refering to REP_E register.
Add test.
1997-12-08 23:44:11 +00:00
Andrew Cagney bc6df23d14 For "trap", IBT and RIE exceptions, mask all PSW.SM. NB: Stepping
through an exception may not work correctly.
For GDB reads/writes to the control registers, ensure the cpu state is
updated correctly.
1997-12-08 03:22:58 +00:00
Doug Evans 6e51f990a2 Regenerate configure files. 1997-12-04 17:26:06 +00:00
Andrew Cagney 7f48c9fe1d Add DM (bit 4) to PSW. See 7-1 for more info.
Test.
1997-12-04 07:01:30 +00:00
Andrew Cagney aa49c64f3e * d10v_sim.h (SEXT56): Define.
* simops.c (OP_4201): For "rac", sign extend 56 bit value before
it is shifted.
* d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
SIGNED64 macro.
1997-12-03 08:03:33 +00:00
Fred Fish 193e528cd4 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
RIGHT_FIRST, as appropriate, instead of hardcoded ints that
	don't match enum values.
PR 13496
1997-12-02 23:13:56 +00:00
Andrew Cagney d294a657d5 For "msbu", subtract unsigned product from ACC,
Test.
1997-12-02 07:18:53 +00:00
Andrew Cagney 9420287ed2 For "mulxu", store unsigned product in ACC.
Test.
1997-12-02 06:37:09 +00:00
Andrew Cagney ae55807561 For MACU add unsigned multiply to accumulator.
Test.
1997-12-02 05:18:27 +00:00
Andrew Cagney 51b057f27b For sub2w, compute carry according to negated addition rules.
Test.
1997-12-02 00:27:27 +00:00
Andrew Cagney 70ee56c585 Rework sim/common/sim-alu.h to differentiate between direcct
subtraction (involves borrow) and negated addition (involves carry).
Update d30v so that it uses this method.  Add more tests.
1997-12-01 06:27:02 +00:00
Andrew Cagney 87192c630a * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
extend bit 44 all constants.
(OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
1997-11-10 22:40:14 +00:00
Andrew Cagney b5da31ac7c Correct name of file given in ChangeLog for change: Pass lma_p and
sim_write args to sim_load_file.
1997-10-25 05:04:25 +00:00
Andrew Cagney 1315b4cb60 Address MSC compiler issues in d10v_sim.h 1997-10-24 00:52:23 +00:00
Andrew Cagney 9e03a68f13 Add LMA_P and DO_WRITE arguments to sim/common/sim-load.c:sim_load_file().
Update all simulators.
Clarify behavour of sim_load in remote-sim.h
1997-10-22 05:26:27 +00:00
Fred Fish 1155e06e3f * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
exception generation code to OP_6E01.
	(OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
	generation code.
PR 13550
1997-10-13 18:26:52 +00:00
Fred Fish b83093ff79 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
(OP_6601): Ditto.
PR 13498
1997-10-11 16:50:05 +00:00
Fred Fish 93f0cb6975 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
(OP_6601): Ditto.
1997-10-11 16:48:47 +00:00
Fred Fish 5f90b21e40 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
for end condition.
PR 13334
1997-09-27 20:04:22 +00:00
Fred Fish 823f2df47f * interp.c (pc_addr): Discard upper bit(s) of PC in case
IMAP1 selects unified memory.
PR 13275
1997-09-27 19:57:05 +00:00
Andrew Cagney 92f91d1ff0 Remove need to update <targ>/Makefile.in when adding optional options
to <targ>/configure.in.
Simplify logic used to select target [default] endianness.
1997-09-23 01:25:26 +00:00
Andrew Cagney 794e9ac96a Simplify logic behind the generic configuration option --enable-sim-alignment. 1997-09-22 02:49:57 +00:00
Andrew Cagney b45caf050c Add support for --enable-sim-alignment to simulator common aclocal.m4
Add support for --alignment={strict,nonstrict,forced} to simulator common
run-time options.
For v850 use, make the default NONSTRICT_ALIGNMENT.
1997-09-22 00:24:46 +00:00
Martin Hunt 30d8198448 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
* interp.c (sim_resume): Increment PC at end of rep
	loop.

	* simops.c (OP_4201): Fix rachi instruction.
1997-09-11 05:32:23 +00:00
David Edelsohn 6fea47635b * configure: Regenerated to track ../common/aclocal.m4 changes. 1997-09-05 00:42:05 +00:00
Andrew Cagney 8811705410 Fix doco on enable-sim-inline. 1997-08-27 22:43:18 +00:00
Andrew Cagney fafce69ab1 Add ABFD argument to sim_create_inferior. Document.
Add file sim-hload.c - generic load for hardware only simulators.
Review each simulators sim_open, sim_load, sim_create_inferior so that
they more closely match required behavour.
1997-08-27 04:44:41 +00:00
Andrew Cagney 7230ff0faa Flush defunct sim_kill. 1997-08-26 02:05:18 +00:00