1998-01-22 21:51:31 +00:00
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Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
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* interp.c (UMEM_SEGMENTS): New define, set to 128.
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(sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
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(sim_close): Reset prog_bfd to NULL after closing it. Also
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reset prog_bfd_was_opened_p after closing prog_bfd.
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(sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
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(sim_create_inferior): Get start address from abfd not prog_bfd.
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(xfer_mem): Do bounds checking on addresses and return zero length
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read/write on bad addresses, rather than aborting. Prepare to
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be able to handle xfers that cross segment boundaries, but not
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yet implemented. Only emit debug message when d10v_debug is
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set as well as DEBUG being defined.
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1998-01-20 06:37:00 +00:00
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Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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* config.in: Ditto.
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1997-12-08 23:44:11 +00:00
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Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
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1998-01-20 06:37:00 +00:00
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(BPSW): Ditto for BPSW_CR and not PSW_CR.
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1997-12-08 23:44:11 +00:00
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1998-01-20 06:37:00 +00:00
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* simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
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1997-12-08 03:22:58 +00:00
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Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
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reserved trap from 0 to 15. Add trap emulation code for 0-14.
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* interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
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IBA for SDBT.
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* d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
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SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
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* simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
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use move_to_cr.
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(OP_5F00): For "trap", update BPSW with move_to_cr.
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Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* d10v_sim.h (enum): Enumerate CR register names.
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(enum): Enumerate PSW bit values.
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(PSW): Obtain value uing move_from_cr.
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(MOD_S, MOD_E, BPSW): Make r-values.
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(move_from_cr, move_to_cr): Declare functions.
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* interp.c (sim_fetch_register, sim_store_register): Use
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move_from_cr and move_to_cr for CR register transfers.
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* simops.c (move_from_cr, move_to_cr): New functions.
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(OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
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(OP_5600): For "mvtc", use function move_to_cr.
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(OP_5200): For "mvfc", use function move_from_cr.
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Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
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LSbit is zero.
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1997-12-04 17:26:06 +00:00
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Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-12-04 07:01:30 +00:00
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Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* d10v_sim.h (struct _state): Add DM - PSW debug mask.
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* simops.c (OP_5600): For "mvtc", save PSW.DM.
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(OP_5200): Ditto for "mvfc".
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1997-12-03 08:03:33 +00:00
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Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* d10v_sim.h (SEXT56): Define.
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* simops.c (OP_4201): For "rac", sign extend 56 bit value before
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it is shifted.
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* d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
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SIGNED64 macro.
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1997-12-02 23:13:56 +00:00
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Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
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* interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
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RIGHT_FIRST, as appropriate, instead of hardcoded ints that
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don't match enum values.
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1997-12-02 05:18:27 +00:00
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Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* simops.c (OP_3A00): For "macu", perform multiply stage using 32
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bit rather than 16 bit precision.
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1997-12-02 06:37:09 +00:00
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(OP_3C00): For "mulxu", store unsigned product in ACC.
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1997-12-02 07:18:53 +00:00
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(OP_3800): For "msbu", subtract unsigned product from ACC,
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1997-12-02 23:13:56 +00:00
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(OP_0): For "sub", compute carry by comparing inputs.
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1997-12-02 05:18:27 +00:00
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1997-12-02 00:27:27 +00:00
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Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
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1997-12-01 06:27:02 +00:00
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1997-12-02 00:27:27 +00:00
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* simops.c (OP_1000): For "sub2w", compute carry by comparing
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inputs.
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1997-12-01 06:27:02 +00:00
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Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
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carry indicated by value > 0xffff.
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Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_resume): Don't set up SIGINT handler using signal,
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handled by client.
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(sim_resume): Fix race condition of a direct assignment to
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stop_simulator, conditionally call sim_stop.
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(sim_stop_reason): Check stop_simulator returning SIGINT. Clear
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stop_simulator ready for next sim_resume call.
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(sim_ctrl_c): Delete function.
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Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_resume): For "REP", only check/update the PC when
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a branch instruction has not been executed.
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1997-11-10 22:40:14 +00:00
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Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
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extend bit 44 all constants.
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(OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
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1997-10-24 00:52:23 +00:00
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Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* d10v_sim.h: Include sim-types.h.
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(uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
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|
using unsigned8 et.al. from sim-types.h.
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(SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
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SIGNED64 macro.
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1997-10-22 05:26:27 +00:00
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Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_write_phys): New function, write to physical
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instead of virtual memory.
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1997-10-25 05:04:25 +00:00
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* interp.c (sim_load): Pass lma_p and sim_write_phys to
|
1997-10-22 05:26:27 +00:00
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sim_load_file.
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1997-10-13 18:26:52 +00:00
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Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
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* simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
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exception generation code to OP_6E01.
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(OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
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generation code.
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1997-10-11 16:48:47 +00:00
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Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
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* simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
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(OP_6601): Ditto.
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Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-09-27 19:57:05 +00:00
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Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
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* interp.c (pc_addr): Discard upper bit(s) of PC in case
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|
|
IMAP1 selects unified memory.
|
1997-09-27 20:04:22 +00:00
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* d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
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for end condition.
|
1997-09-27 19:57:05 +00:00
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Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
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|
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-09-23 01:25:26 +00:00
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Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-09-22 02:49:57 +00:00
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Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-09-22 00:24:46 +00:00
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Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-09-11 05:32:23 +00:00
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Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
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* interp.c (sim_resume): Increment PC at end of rep
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loop.
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* simops.c (OP_4201): Fix rachi instruction.
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1997-09-05 00:42:05 +00:00
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Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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1997-08-27 22:43:18 +00:00
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Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
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|
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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* config.in: Ditto.
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1997-08-26 02:05:18 +00:00
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Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_kill): Delete.
|
1997-08-27 04:44:41 +00:00
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(sim_create_inferior): Add ABFD argument.
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|
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(sim_load): Move setting of PC from here.
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(sim_create_inferior): To here.
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(start_address): Delete variable.
|
1997-08-26 02:05:18 +00:00
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1997-08-25 23:14:25 +00:00
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Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* configure: Regenerated to track ../common/aclocal.m4 changes.
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* config.in: Ditto.
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Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_open): Add ABFD argument.
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Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_open): Add callback argument.
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|
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(sim_set_callbacks): Remove SIM_DESC argument.
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|
Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
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|
* configure: Regenerated to track ../common/aclocal.m4 changes.
|
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|
1997-04-22 17:31:11 +00:00
|
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|
Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
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* interp.c (sim_open): Undo patch to add -E support.
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|
1997-04-18 12:24:52 +00:00
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Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
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* interp.c (sim_stop): New function.
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|
1997-04-17 10:02:27 +00:00
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|
Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
|
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|
|
* Makefile.in (SIM_OBJS): Add sim-load.o.
|
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|
|
* d10v_sim.h (exec_bfd): Rename to prog_bfd.
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|
|
* interp.c: #include bfd.h.
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|
|
(myname, sim_kind, start_address): New static locals.
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|
|
(prog_bfd_was_opened_p, prog_bfd): New static locals.
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|
|
(decode_pc): Update to use prog_bfd.
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|
|
(sim_open): Set sim_kind, myname. Ignore -E arg.
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|
|
(sim_close): Close prog_bfd if simulator opened it.
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|
(sim_create_inferior): Return SIM_RC. Delete arg start_address.
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(sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
|
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|
|
Call sim_load_file to load file into simulator.
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|
|
* simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
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|
1997-04-17 06:05:19 +00:00
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|
Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
|
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|
|
* simops.c (OP_5F00): Only provide system calls SYS_execv,
|
|
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|
|
SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
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Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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|
|
* configure: Regenerated to track ../common/aclocal.m4 changes.
|
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|
|
* config.in: Ditto.
|
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|
|
1997-04-02 23:17:50 +00:00
|
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|
Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
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|
1997-04-02 23:30:24 +00:00
|
|
|
* interp.c (sim_open): New arg `kind'.
|
|
|
|
|
|
1997-04-02 23:17:50 +00:00
|
|
|
* configure: Regenerated to track ../common/aclocal.m4 changes.
|
|
|
|
|
|
1997-04-02 05:04:25 +00:00
|
|
|
Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* configure: Regenerated to track ../common/aclocal.m4 changes.
|
|
|
|
|
|
|
|
|
|
Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* configure: Re-generate.
|
|
|
|
|
|
1997-03-14 16:21:57 +00:00
|
|
|
Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
|
|
|
|
|
|
|
|
|
|
* configure: Regenerate to track ../common/aclocal.m4 changes.
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
|
1997-03-14 16:24:02 +00:00
|
|
|
as trap 0, which will be deprecated. Only set errno, if an error
|
|
|
|
|
in fact was returned.
|
1997-03-14 16:21:57 +00:00
|
|
|
|
1997-03-13 20:44:07 +00:00
|
|
|
Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c: Delete redundant prototypes of sim_foo fns.
|
|
|
|
|
(sim_open): New SIM_DESC result. Argument is now in argv form.
|
|
|
|
|
(other sim_*): New SIM_DESC argument.
|
|
|
|
|
|
1997-03-13 16:04:50 +00:00
|
|
|
Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (trace_{input,output}_func): Call flush_stdout from the
|
|
|
|
|
callback functions.
|
|
|
|
|
(OP_5F00): Ditto.
|
1997-03-13 20:30:50 +00:00
|
|
|
(OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
|
|
|
|
|
(OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
|
|
|
|
|
setting the carry bit after an add or a subtract.
|
1997-03-13 16:04:50 +00:00
|
|
|
|
|
|
|
|
Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
|
|
|
|
|
40 bits of accumulators. Sign/zero extend as appropriate.
|
|
|
|
|
|
1997-02-04 21:42:27 +00:00
|
|
|
Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* Makefile.in (@COMMON_MAKEFILE_FRAG): Use
|
|
|
|
|
COMMON_{PRE,POST}_CONFIG_FRAG instead.
|
|
|
|
|
* configure.in: sinclude ../common/aclocal.m4.
|
|
|
|
|
* configure: Regenerated.
|
|
|
|
|
|
1997-01-23 22:09:52 +00:00
|
|
|
Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
|
|
|
|
|
|
|
|
|
|
* configure configure.in Makefile.in: Update to new configure
|
|
|
|
|
scheme which is more compatible with WinGDB builds.
|
|
|
|
|
* configure.in: Improve comment on how to run autoconf.
|
|
|
|
|
* configure: Re-run autoconf to get new ../common/aclocal.m4.
|
|
|
|
|
* Makefile.in: Use autoconf substitution to install common
|
|
|
|
|
makefile fragment.
|
|
|
|
|
|
|
|
|
|
Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
|
|
|
|
|
|
|
|
|
|
* gencode.c: patch to not #include "d10v_sim.h" which
|
|
|
|
|
unecessarily includes bfd.h and causes wingdb configure
|
|
|
|
|
to fail.
|
|
|
|
|
|
1996-12-16 21:39:47 +00:00
|
|
|
Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (xfer_mem): Change unified memory to 0x0.
|
|
|
|
|
|
|
|
|
|
Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_3E01): Fix tracing information.
|
|
|
|
|
(OP_300{0,1}): Do not propigate sign.
|
|
|
|
|
|
1996-11-26 03:53:40 +00:00
|
|
|
Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* config.in (WORDS_BIGENDIAN): Add.
|
|
|
|
|
* configure: Regenerated.
|
|
|
|
|
* d10v_sim.h: #include "config.h"
|
|
|
|
|
|
|
|
|
|
Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* gencode.c (write_opcodes): Eliminate warnings when generated
|
|
|
|
|
table.c is compiled.
|
|
|
|
|
|
1996-11-21 00:44:48 +00:00
|
|
|
Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (sim_open): Cast result of calloc, and make sure NULL
|
|
|
|
|
was not returned.
|
|
|
|
|
(dmem_addr): If address is illegal or in I/O space, signal a bus
|
|
|
|
|
error.
|
|
|
|
|
(pc_addr): Signal bus error, not illegal instruction for bogus
|
|
|
|
|
pc.
|
|
|
|
|
|
1996-11-20 09:27:24 +00:00
|
|
|
Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* Makefile.in: Delete all stuff moved to ../common/Make-common.in.
|
|
|
|
|
(SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
|
|
|
|
|
* configure.in: Simplify using macros in ../common/aclocal.m4.
|
|
|
|
|
Call AC_CHECK_HEADERS(unistd.h).
|
|
|
|
|
* configure: Regenerated.
|
|
|
|
|
* config.in: New file.
|
|
|
|
|
* interp.c: #include "callback.h".
|
|
|
|
|
* simops.c: #include "config.h". #include <unistd.h> if present.
|
|
|
|
|
|
|
|
|
|
Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* d10v-sim.h (simops): Add flag is_long.
|
|
|
|
|
(State): Add pc_changed. Instructions which update the PC should
|
|
|
|
|
use the JMP macro which sets this.
|
|
|
|
|
(JMP): New macro. Sets the PC and the pc_changed flag.
|
|
|
|
|
|
|
|
|
|
* gencode.c (write_opcodes): Add is_long field.
|
|
|
|
|
|
|
|
|
|
* interp.c (lookup_hash): If we blindly apply a short opcode's mask
|
|
|
|
|
to a long opcode we could get a false match. Check the opcode size.
|
|
|
|
|
(hash): Add a size field to the hash table.
|
|
|
|
|
(sim_open): Initialize size field in hash table.
|
|
|
|
|
(sim_resume): Change to logic for setting the PC. Used to increment the
|
|
|
|
|
PC if it had not been changed. This didn't allow single-instruction loops.
|
|
|
|
|
Now checks the flag State.pc_changed. Also now stops when ^C is received.
|
|
|
|
|
(dmem_addr): Fix translation of data segments to unified memory.
|
|
|
|
|
(sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
|
|
|
|
|
|
|
|
|
|
* simops.c: Changed all branch and jump instructions to use new JMP macro.
|
|
|
|
|
(OP_20000000): Corrected trace information to show this is a ldi.l, not
|
|
|
|
|
a ldi.s instruction.
|
|
|
|
|
|
1996-11-01 03:15:44 +00:00
|
|
|
Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (sim_fetch_register, sim_store_register): Fix bug where
|
|
|
|
|
updating the accumulators was overwriting other parts of the global
|
|
|
|
|
State variable.
|
|
|
|
|
|
1996-10-30 22:43:02 +00:00
|
|
|
Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (bfd.h) Don't include it here any more.
|
|
|
|
|
(text{,_start,_end}): Move here from simops.c and make extern.
|
|
|
|
|
(decode_pc): New function to return the PC as an address that the
|
|
|
|
|
debugger can use.
|
|
|
|
|
(dmem_addr): Print decoded PC in error message.
|
|
|
|
|
(pc_addr): Ditto.
|
|
|
|
|
|
|
|
|
|
* simops.c (bfd.h) Don't include it here any more.
|
|
|
|
|
(text{,_start,_end}): Move to simops.c.
|
|
|
|
|
(trace_input_func): Move decoding of PC, and looking up .text
|
|
|
|
|
start to decode_pc.
|
|
|
|
|
|
|
|
|
|
* d10v_sim.h (bfd.h): Include it here.
|
|
|
|
|
(text{,_start,_end}): Add external declarations.
|
|
|
|
|
(exec_bfd): Ditto.
|
|
|
|
|
(decode_pc): Ditto.
|
|
|
|
|
|
Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* interp.c (sim_size): Now allocates unified memory for imap segments
0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
(sim_write): Just call xfer_mem().
(sim_read): Just call xfer_mem().
(xfer_mem): New function. Does appropriate memory mapping and copies bytes.
(dmem_addr): New function. Reads dmap register and translates data
addresses to local addresses.
(pc_addr): New function. Reads imap register and computes local address
corresponding to contents of the PC.
(sim_resume): Change to use pc_addr().
(sim_create_inferior): Change reinitialization code. Also reinitializes
imap[01] and dmap.
(sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
(sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
* simops.c (MEMPTR): Redefine to use dmem_addr().
(OP_5F00): Replace references to STate.imem with dmem_addr().
* d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
(RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
(IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1996-10-29 20:31:08 +00:00
|
|
|
Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (sim_size): Now allocates unified memory for imap segments
|
|
|
|
|
0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
|
|
|
|
|
(sim_write): Just call xfer_mem().
|
|
|
|
|
(sim_read): Just call xfer_mem().
|
|
|
|
|
(xfer_mem): New function. Does appropriate memory mapping and copies bytes.
|
|
|
|
|
(dmem_addr): New function. Reads dmap register and translates data
|
|
|
|
|
addresses to local addresses.
|
|
|
|
|
(pc_addr): New function. Reads imap register and computes local address
|
|
|
|
|
corresponding to contents of the PC.
|
|
|
|
|
(sim_resume): Change to use pc_addr().
|
|
|
|
|
(sim_create_inferior): Change reinitialization code. Also reinitializes
|
|
|
|
|
imap[01] and dmap.
|
|
|
|
|
(sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
|
|
|
|
|
(sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
|
|
|
|
|
|
|
|
|
|
* simops.c (MEMPTR): Redefine to use dmem_addr().
|
|
|
|
|
(OP_5F00): Replace references to STate.imem with dmem_addr().
|
|
|
|
|
|
|
|
|
|
* d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
|
|
|
|
|
(RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
|
|
|
|
|
(IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
|
|
|
|
|
|
|
|
|
|
Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* d10v_sim.h (_ins_type): Reorganize, so that we can provide
|
|
|
|
|
better statistics, like not counting NOPS as parallel
|
|
|
|
|
instructions, and printing total cycles.
|
|
|
|
|
(ins_type_counters): Make unsigned long.
|
|
|
|
|
(left_nops,right_nops): Fold into ins_type_counters.
|
|
|
|
|
|
|
|
|
|
* simops.c (trace_input_func): Print new instruction types.
|
|
|
|
|
Handle OP_R2R3 as input types.
|
|
|
|
|
(OP_{38000000,7000}): Correctly sign extend bytes.
|
|
|
|
|
(OP_5E00): Don't count NOPs as parallel instructions.
|
|
|
|
|
(OP_460B): Remove unused variable.
|
|
|
|
|
(OP_5F00): Ditto.
|
|
|
|
|
|
|
|
|
|
* interp.c (ins_type_counters): Make unsigned long.
|
|
|
|
|
(left_nops,right_nops): Delete.
|
|
|
|
|
(most functions): Add prototypes.
|
|
|
|
|
(INLINE): If GCC and optimize define as __inline__.
|
|
|
|
|
({,lookup_}hash,get_operands): Declare as INLINE.
|
|
|
|
|
(do_parallel): Count conditional operations.
|
|
|
|
|
(add_commas): New function, to add commas every 3 digits.
|
|
|
|
|
(sim_size): Call add_commas to print numbers.
|
|
|
|
|
(sim_{open,resume}): Delete unused variables.
|
|
|
|
|
(sim_info): Provide better statistics.
|
|
|
|
|
(sim_read): Add int return type.
|
|
|
|
|
|
1996-10-21 23:17:43 +00:00
|
|
|
Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* interp.c (sim_resume): Change the way single-stepping and exceptions
|
|
|
|
|
are handled so single-stepping works again.
|
|
|
|
|
|
1996-10-17 16:47:51 +00:00
|
|
|
Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* endian.c: Optimize simulated loads/stores on x86, AIX, and big
|
|
|
|
|
endian hosts.
|
|
|
|
|
|
|
|
|
|
* configure.in (--enable-sim-bswap): New switch to enable using
|
|
|
|
|
the BSWAP instruction on x86's.
|
|
|
|
|
* configure: Regenerate.
|
|
|
|
|
|
|
|
|
|
* Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
|
|
|
|
|
support.
|
|
|
|
|
|
1996-10-16 17:52:31 +00:00
|
|
|
Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
1996-10-16 22:14:23 +00:00
|
|
|
* endian.c: New file. Move endian functions here from interp.c.
|
|
|
|
|
Optimize code, and make it work as either inline functions or as a
|
|
|
|
|
separate file.
|
|
|
|
|
|
|
|
|
|
* interp.c: Move endian functions from here to endian.c.
|
|
|
|
|
|
|
|
|
|
* Makefile.in (INCLUDE): Add endian.c.
|
|
|
|
|
(run,libsim.a): Add dependency on endian.o.
|
|
|
|
|
(endian.o): Add dependency.
|
|
|
|
|
|
|
|
|
|
* d10v_sim.h (read/write support): Always go through the machine
|
|
|
|
|
independent endian functions. If compiling with GCC and
|
|
|
|
|
optimizing, include endian.c so the endian functions are inlined.
|
|
|
|
|
|
1996-10-16 17:52:31 +00:00
|
|
|
* simops.c (OP_5F00): Correct tracing of accumulators.
|
|
|
|
|
|
1996-10-15 15:44:10 +00:00
|
|
|
Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_5F00): Add support for getpid, kill system calls.
|
|
|
|
|
|
|
|
|
|
* interp.c (do_{2_short,parallel}): If an exception is raised,
|
|
|
|
|
don't execute the second instruction.
|
|
|
|
|
|
1996-10-13 02:25:01 +00:00
|
|
|
Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_{31000000,6601,6201,6200}): Store address in a
|
|
|
|
|
temporary in case the register is overriden when loading.
|
|
|
|
|
(OP_6200): Output type is OP_DREG for tracing.
|
|
|
|
|
|
|
|
|
|
Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
|
|
|
|
|
|
|
|
|
|
* d10v_sim.h (struct _state): Add mem_{min,max} fields.
|
|
|
|
|
|
|
|
|
|
* interp.c (sim_size): Initialize mem_{min,max} fields.
|
|
|
|
|
(sim_write): Update mem_{min,max} fields.
|
|
|
|
|
(sim_resume): If PC is not in the minimum/maximum memory range,
|
|
|
|
|
abort.
|
|
|
|
|
(sim_create_inferior): Preserve mem_{min,max} fields.
|
|
|
|
|
|
|
|
|
|
Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
|
|
|
|
|
|
|
|
|
|
* simops.c (OP_5F00): Add support for time() system call.
|
|
|
|
|
|
1996-09-25 20:33:21 +00:00
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Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
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stored if tracing.
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1996-10-13 02:25:01 +00:00
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(OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
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system calls.
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1996-09-25 20:33:21 +00:00
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Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
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(trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
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(OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
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to call/subroutine returns to trace the first two arguments and
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the return value. For small jumps, use CONSTANT8, not CONSTANT16.
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1996-09-20 22:39:45 +00:00
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Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* interp.c (sim_create_inferior): Reinitialize State every time
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sim_create_inferior() is called.
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1996-09-20 01:42:15 +00:00
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Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
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* simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
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on comparisons.
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(OP_401): Fix tracing information.
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1996-09-19 14:31:01 +00:00
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Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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1996-09-19 15:02:27 +00:00
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* simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
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(trace_input_func): Use them.
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1996-09-19 15:06:37 +00:00
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(trace_input_func): Make sure there is a trailing space after the
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instruction.
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1996-09-19 17:23:21 +00:00
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(OP_6200): Fix tracing info.
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1996-09-19 15:02:27 +00:00
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1996-09-19 14:31:01 +00:00
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* Makefile.in (run): Add dependencies on libbfd.a and
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libiberity.a.
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1996-09-18 13:23:31 +00:00
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Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
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numbers and function names in debug trace.
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(DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
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DEBUG_LINE_NUMBER.
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(SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
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and exit system call trap being executed.
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* interp.c (sim_stop_reason): Set exit code correctly for stop
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instruction and exit system call trap.
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* configure.in (--enable-sim-cflags): Remove trace case.
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(--enable-sim-debug): New switch to set the debug values.
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* configure: Regenerate.
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* simops.c (trace_{input,output}_func): Rename from
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trace_{input,output}.
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(trace_{input,output}): Call trace_{input,output}_func if
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d10v_debug is non-zero.
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(SIZE_INSTRUCTION): Cut down to 8.
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(SIZE_OPERANDS): Cut down to 18.
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(SIZE_LOCATION): New value for size of line number, function name
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field.
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(init_text_p,text{,_start,_end}): New static variables for
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printing line number and function name.
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1996-09-18 13:56:57 +00:00
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(exec_bfd): New external that run.c sets.
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1996-09-18 13:23:31 +00:00
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(trace_input_func): Print line number and function name if
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available and if desired.
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(OP_4E09): Don't print out DBT message.
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(OP_5FE0): Set exception field to SIG_D10V_STOP.
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(OP_5F00): Set exception field to SIG_D10V_EXIT.
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1996-09-15 03:46:52 +00:00
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Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* interp.c (do_2_short): If the instruction encodes jump->ins,
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don't do the second instruction if the jump succeeds.
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1996-09-14 02:36:40 +00:00
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Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (OP_5F00): Use unknown traps to print all GPRs,
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accumulators, PC, and F0/F1/C flags.
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1996-09-12 19:52:40 +00:00
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Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
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* simops.c (OP_5F00): Fix problems with system calls.
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1996-09-12 16:20:05 +00:00
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Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (OP_5F00): Correct tracing information for trap.
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1996-09-11 22:56:25 +00:00
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Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* Makefile.in (CSEARCH): Correctly find opcodes directory.
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1996-09-09 17:30:36 +00:00
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Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (trace_output): Properly align accumulator output.
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(OP_3{0,2,4}00): Properly parenthesize test expression. Add error
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if shift count is too high.
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1996-09-09 18:24:18 +00:00
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(OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
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1996-09-09 20:10:31 +00:00
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(OP_4E09): Make cpfg properly trace the input flags.
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(op_types): Add OP_FLAG_OUTPUT.
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(trace_{input,output}): Support OP_FLAG_OUTPUT.
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1996-09-09 20:45:33 +00:00
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(OP_31000000): This ld2w varient is a 16-bit memory reference, not
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an 8-bit memory reference instruction for tracing purposes.
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1996-09-09 21:12:46 +00:00
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(OP_201): Addi needs to set the carry.
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1996-09-09 17:30:36 +00:00
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1996-09-07 00:58:25 +00:00
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Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* simops.c (OP_2600, OP_2601): Changed min and max comparisons
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to use signed register values.
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1996-09-04 15:41:43 +00:00
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Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
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output.
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(_ins_type): New enumeration to specify which container an
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instruction is in, and whether it is part of a parallel operation.
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(_state): Add ins_type field.
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1996-09-04 17:42:51 +00:00
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({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
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(ins_type_counters): Counters for the various instruction types.
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({left,right}_nops): Counters for the number of nops in each
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container.
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(d10v_debug): New variable to indicate whether debugging is turned
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on.
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* simops.c: (all functions): Change all #ifdef DEBUG code so that
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the input and output values can be traced, along with the
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instruction type. Make the -t option enable tracing.
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(all functions): Change printf calls to use the printf_filtered
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function in the callback table.
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1996-09-04 15:41:43 +00:00
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* interp.c (_leftright): New enumeration to say whether 2 short
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instructions are done left first or right first.
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(do_{long,2_short,parallel}): Indicate in the machine state which
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1996-09-04 17:42:51 +00:00
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type of instruction this is. Count each of the types of
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instructions executed.
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1996-09-04 15:41:43 +00:00
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(sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
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flag is set.
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(sim_resume): Pass left/right indication to do_2_short.
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1996-09-04 17:42:51 +00:00
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(all functions): Change printf calls to use the printf_filtered
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function in the callback table.
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(sim_trace): Turn on debug flag if DEBUG was defined, and call
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sim_resume.
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(sim_info): Print out statistics on instructions.
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(sim_{trace,create_inferior}): Eliminate extraneous output unless
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debugging.
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1996-09-04 18:50:13 +00:00
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(sim_open): If args == -t and DEBUG was defined, set d10v_debug.
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Only initialize the hash table the first time sim_open is called.
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1996-09-04 17:42:51 +00:00
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* Makefile.in: Make objects depend on d10v_sim.h.
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1996-09-04 18:50:13 +00:00
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({,SIM_}CFLAGS): Include configure dependent switches. Setting
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CFLAGS does not override host/target defines or SIM_CFLAGS.
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(CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
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(run): By default, the math library is not needed to be linked
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in.
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1996-09-04 19:11:53 +00:00
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({BFD,LIBIBERTY}_LIB): Define as variables so they can be
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1996-09-04 18:50:13 +00:00
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overridden.
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1996-09-04 19:11:53 +00:00
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(VPATH): Don't set to anything but @srcdir@ to work with non-GNU
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makes.
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({run,callback}.o): Provide explicit paths to their appropriate
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source directories.
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(gencode{,.o},d10v-opc.o): Split compilation into creating object
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and linking. Instead of linking in libopcodes.a, just compile
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d10v-opc.o directly to handle canadian cross.
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(CSEARCH): Add opcodes directory.
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1996-09-04 17:42:51 +00:00
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* configure.in (--enable-sim-cflags): New switch to allow user to
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set the defaults.
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1996-09-04 18:50:13 +00:00
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(CC_FOR_BUILD): Deal with canadian crosses.
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1996-09-04 17:42:51 +00:00
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* configure: Regenerate.
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1996-09-04 15:41:43 +00:00
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1996-09-04 11:51:06 +00:00
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Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
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* simops.c: Include correct syscall.h for d10v, not host's.
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Fix #ifdef SYS_stat.
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Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
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* simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
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Add trap 2 to be printf and trap 3 to be putchar.
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Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
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* Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
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for low-level system calls.
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1996-08-29 00:35:11 +00:00
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Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
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Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* d10v_sim.h (SEXT32): Added.
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* interp.c: Commented out printfs.
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* simops.c: Fixed error in sb and st2w.
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Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
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DSP instructions. Added modulo addressing.
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Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
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1996-08-03 00:45:58 +00:00
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Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* d10v_sim.h, simops.c: Snapshot.
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1996-08-02 00:23:31 +00:00
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Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
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* ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
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gencode.c, interp.c, simops.c: Created.
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