1 2014-08-15 Roland McGrath <mcgrathr@google.com>
3 * configure: Regenerate.
4 * config.in: Regenerate.
6 2014-03-04 Mike Frysinger <vapier@gentoo.org>
8 * configure: Regenerate.
10 2013-09-23 Alan Modra <amodra@gmail.com>
12 * configure: Regenerate.
14 2013-06-03 Mike Frysinger <vapier@gentoo.org>
16 * aclocal.m4, configure: Regenerate.
18 2013-05-13 Nick Clifton <nickc@redhat.com>
20 * v850.igen (LDSR): Accept but ignore a selID parameter.
22 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
26 2013-01-28 Nick Clifton <nickc@redhat.com>
28 * simops.c (v850_rotl): New function.
29 (v850_bins): New function.
30 * simops.h: Add prototypes fir v850_rotl and v850_bins.
31 * v850-dc: Add entries for V850e3v5.
32 * v850.igen: Add support for v850e3v5.
33 (ld.dw, st.dw, rotl, bins): New patterns.
35 2013-01-10 Nick Clifton <nickc@redhat.com>
37 * interp.c (sim_open): Add support for bfd_arch_v850_rh850
38 architecture type. Add support for bfd_mach_v850e2 and
39 bfd_mach_v850e2v3 machine numbers.
40 * v850.igen (dbtrap): Add support for SIM_OPEN_DEBUG.
41 (cmpf.d): Correct order of operands.
43 (trncf.dul): New pattern.
44 (trncf.duw): New pattern.
45 (trncf.sul): New pattern.
46 (trncf.suw): New pattern.
47 * v850-dc: Correct bitfield selection for TRNCF.SW and CVTF.SW.
49 2012-09-13 Nick Clifton <nickc@redhat.com>
51 * v850.igen (W,WWWW): Correct computation of register number.
52 (JR32): Remove unnecessary comma.
53 (cmovf.s): Register 0 is an invalid source register.
54 (maddf.s): Remove bogus intermediary rounding.
56 (trncf.sl): Remove bogus initial rounding.
61 2012-06-15 Joel Brobecker <brobecker@adacore.com>
63 * config.in, configure: Regenerate.
65 2012-03-28 Rathish C <rathish.c@kpitcummins.com>
67 * sim-main.h (struct _v850_regs): Add new fields mpu0_sregs,
68 mpu1_sregs, and fpu_sregs.
69 (MPU0_SR, MPU1_SR, FPU_SR): New macros for accessing new fields
72 (SP): Redefine using SP_REGNO.
73 (PSW_REGNO, EIIC, FEIC, DBIC, DIR, EIWR, FEWR, DBWR, BSEL, PSW_NPV)
74 (PSW_DMP, PSW_IMP, ECR_EICC, ECR_FECC, FPSR, FPSR_REGNO, FPEPC)
75 (FPST, FPST_REGNO, FPCC, FPCFG, FPCFG_REGNO, FPSR_DEM, FPSR_SEM)
76 (FPSR_RM, FPSR_RN, FPSR_FS, FPSR_PR, FPSR_XC, FPSR_XCE, FPSR_XCV)
77 (FPSR_XCZ, FPSR_XCO, FPSR_XCU, FPSR_XCI, FPSR_XE, FPSR_XEV)
78 (FPSR_XEZ, FPSR_XEO, FPSR_XEU, FPSR_XEI, FPSR_XP, FPSR_XPV)
79 (FPSR_XPZ, FPSR_XPO, FPSR_XPU, FPSR_XPI, FPST_PR, FPST_XCE)
80 (FPST_XCV, FPST_XCZ, FPST_XCO, FPST_XCU, FPST_XCI, FPST_XPV)
81 (FPST_XPZ, FPST_XPO, FPST_XPU, FPST_XPI, FPCFG_RM, FPCFG_XEV)
82 (FPCFG_XEZ, FPCFG_XEO, FPCFG_XEU, FPCFG_XEI, GET_FPCC, CLEAR_FPCC)
83 (SET_FPCC, TEST_FPCC, FPSR_GET_ROUND, MPM, MPC, MPC_REGNO, TID)
84 (PPA, PPM, PPC, DCC, DCV0, DCV1, SPAL, SPAU, IPA0L, IPA0U, IPA1L)
85 (IPA1U, IPA2L, IPA2U, IPA3L, IPA3U, DPA0L, DPA0U, DPA1L, DPA1U)
86 (DPA2L, DPA2U, DPA3L, DPA3U, PPC_PPE, SPAL_SPE, SPAL_SPS, VIP)
87 (VMECR, VMTID, VMADR, VPECR, VPTID, VPADR, VDECR, VDTID, MPM_AUE)
88 (MPM_MPE, VMECR_VMX, VMECR_VMR, VMECR_VMW, VMECR_VMS, VMECR_VMRMW)
89 (VMECR_VMMS, IPA2ADDR, IPA_IPE, IPA_IPX, IPA_IPR, IPE0, IPE1, IPE2)
90 (IPE3, IPX0, IPX1, IPX2, IPX3, IPR0, IPR1, IPR2, IPR3, DPA2ADDR)
91 (DPA_DPE, DPA_DPR, DPA_DPW, DPE0, DPE1, DPE2, DPE3, DPR0, DPR1)
92 (DPR2, DPR3, DPW0, DPW1, DPW2, DPW3, DCC_DCE0, DCC_DCE1, PPA2ADDR)
93 (PPC_PPC, PPC_PPE, PPC_PPM): New macros.
94 (FPU_COMPARE): New enum.
95 (TRACE_FP_INPUT_FPU1, TRACE_FP_INPUT_FPU2, TRACE_FP_INPUT_FPU3)
96 (TRACE_FP_INPUT_BOOL1_FPU2, TRACE_FP_INPUT_WORD2)
97 (TRACE_FP_RESULT_WORD1, TRACE_FP_RESULT_WORD2): New macros.
98 * simops.c (Add32): Update prototype.
99 (update_fpsr): New function.
100 (SignalException): New function.
101 (SignalExceptionFPE): New function.
102 (check_invalid_snan): New function.
103 (v850_float_compare): New function.
104 (v850_div): New function.
105 (v850_divu): New function.
106 (v850_sar): New function.
107 (v850_shl): New function.
108 (v850_shr): New function.
109 (v850_satadd): New function.
110 (v850_satsub): New function.
111 (load_data_mem): New function.
112 (store_data_mem): New function.
113 (mpu_load_mem_test): New function.
114 (mpu_store_mem_test): New function.
115 * simops.h: Add function prototype for above mentioned functions.
116 (check_cvt_fi, check_cvt_if, check_cvt_ff): Define.
117 * v850-dc: Add entry for v850e2 and v850e2v3.
118 * v850.igen: Add support for v850e2 and v850e2v3.
120 2012-03-24 Mike Frysinger <vapier@gentoo.org>
122 * aclocal.m4, config.in, configure: Regenerate.
124 2011-12-03 Mike Frysinger <vapier@gentoo.org>
126 * aclocal.m4: New file.
127 * configure: Regenerate.
129 2011-10-17 Mike Frysinger <vapier@gentoo.org>
131 * configure.ac: Change include to common/acinclude.m4.
133 2011-10-17 Mike Frysinger <vapier@gentoo.org>
135 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
136 call. Replace common.m4 include with SIM_AC_COMMON.
137 * configure: Regenerate.
139 2011-07-05 Mike Frysinger <vapier@gentoo.org>
141 * interp.c (sim_do_command): Delete.
143 2011-03-21 Kevin Buettner <kevinb@redhat.com>
145 * simops (OP_10007E0): Update errno handling as most traps
146 do not invoke the host's functionality directly. Invoke
147 sim_io_stat() instead of stat() for implementing TARGET_SYS_stat.
148 Implement TARGET_SYS_fstat, TARGET_SYS_rename, and TARGET_SYS_unlink.
150 2011-02-14 Mike Frysinger <vapier@gentoo.org>
152 * simops.c (OP_10007E0): Change zfree to free.
154 2011-01-11 Andrew Burgess <aburgess@broadcom.com>
156 * interp.c (sim_store_register): Update return value to
159 2010-03-30 Mike Frysinger <vapier@gentoo.org>
161 * interp.c (interrupt_names): Add const to pointer type.
162 (do_interrupt): Add const to interrupt_name.
164 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
166 * configure: Regenerate.
168 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
170 * config.in: Regenerate.
171 * configure: Likewise.
173 * configure: Regenerate.
175 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
177 * configure: Regenerate to track ../common/common.m4 changes.
180 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
181 Daniel Jacobowitz <dan@codesourcery.com>
182 Joseph Myers <joseph@codesourcery.com>
184 * configure: Regenerate.
186 2008-02-05 DJ Delorie <dj@redhat.com>
188 * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
189 (OP_18007E0): Likewise.
190 (OP_2C007E0): Likewise.
191 (OP_28007E0): Likewise.
192 * v850.igen (divh): Likewise.
194 * simops.c (OP_C0): Correct saturation logic.
200 * simops.c (OP_2A0): If the shift count is zero, clear the
202 (OP_A007E0): Likewise.
204 (OP_C007E0): Likewise.
206 (OP_8007E0): Likewise.
208 * simops.c (OP_2C207E0): Correct PSW flags for special divu
210 (OP_2C007E0): Likewise, for div.
211 (OP_28207E0): Likewise, for divhu.
212 (OP_28007E0): Likewise, for divh. Also, sign-extend the correct
214 * v850.igen (divh): Likewise, for 2-op divh.
216 * v850.igen (bsh): Fix carry logic.
218 2007-02-20 Daniel Jacobowitz <dan@codesourcery.com>
220 * Makefile.in (interp.o): Uncomment and update.
222 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
224 * acconfig.h: Remove.
225 * config.in: Regenerate.
227 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
229 * configure: Regenerated.
231 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
233 * configure: Regenerated.
235 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
237 * configure: Regenerated.
239 2005-03-23 Mark Kettenis <kettenis@gnu.org>
241 * configure: Regenerate.
243 2005-01-14 Andrew Cagney <cagney@gnu.org>
245 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
246 explicit call to AC_CONFIG_HEADER.
247 * configure: Regenerate.
249 2005-01-12 Andrew Cagney <cagney@gnu.org>
251 * configure.ac: Update to use ../common/common.m4.
252 * configure: Re-generate.
254 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
256 * configure: Regenerated to track ../common/aclocal.m4 changes.
258 2005-01-07 Andrew Cagney <cagney@gnu.org>
260 * configure.ac: Rename configure.in, require autoconf 2.59.
261 * configure: Re-generate.
263 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
265 * configure: Regenerate for ../common/aclocal.m4 update.
267 2004-01-18 Mark Kettenis <kettenis@gnu.org>
269 * simops.c: Include <sys/types.h>.
271 2003-09-05 Andrew Cagney <cagney@redhat.com>
272 Nick Clifton <nickc@redhat.com>
274 * interp.c (sim_open): Accept bfd_mach_v850e1.
275 * v850-dc: Add entry for v850e1.
276 * v850.igen: Add support for v850e1.
277 Add code for DBTRAP and DBRET instructions.
278 (dbtrap): Create a separate v850e1 specific instruction.
279 Only generate a trap if the target is not the v850e1.
280 Otherwise treat it as a special kind of branch.
281 (break): Mark as v850/v850e specific.
283 2003-05-16 Ian Lance Taylor <ian@airs.com>
285 * Makefile.in (SHELL): Make sure this is defined.
286 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
288 2003-04-06 Nick Clifton <nickc@redhat.com>
290 * simops.c (OP_40): Delete. Move code to...
291 * v850-igen.c (): ...Here. Sign extend the first operand.
292 * simops.h (OP_40): Remove prototype.
294 2003-02-27 Andrew Cagney <cagney@redhat.com>
296 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
298 2002-11-30 Andrew Cagney <cagney@redhat.com>
300 * simops.c: Use int, 1, 0 instead of boolean, true and false.
303 2002-09-27 Jim Wilson <wilson@redhat.com>
305 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
307 (BIT_CHANGE_OP): Likewise.
309 2002-09-26 Jim Wilson <wilson@redhat.com>
311 * simops (OP_10007E0): Don't subtract 4 from PC.
313 2002-09-19 Nick Clifton <nickc@redhat.com>
315 * interp.c (sim_open): Remove reference to v850ea.
316 (sim_create_inferior): Likewise.
318 * v850.igen: Remove all references to v850ea, including v850ea
319 specific instructions.
321 2002-08-29 Nick Clifton <nickc@redhat.com>
323 From 2001-08-23 Catherine Moore <clm@redhat.com>
325 * Makefile.in: Add gen-zero-r0 option.
326 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
327 * simops.c (OP_24007E0): Sign extend the imm9
328 operand of a mul instruction.
330 2002-06-17 Andrew Cagney <cagney@redhat.com>
332 * simops.c (trace_result): Fix printf formatting.
334 2002-06-16 Andrew Cagney <ac131313@redhat.com>
336 * configure: Regenerated to track ../common/aclocal.m4 changes.
338 2001-12-02 Andrew Cagney <ac131313@redhat.com>
340 * Makefile.in (simops.h, table.c): Delete targets.
341 (tmp-gencode, gencode.o, gencode): Delete targets.
342 (simops.h): New file.
343 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
344 * gencode.c: Delete file.
346 2001-04-15 J.T. Conklin <jtc@redback.com>
348 * Makefile.in (simops.o): Add simops.h to dependency list.
350 2001-03-14 Andrew Cagney <ac131313@redhat.com>
352 * Makefile.in (gencode): Link with libintl.
354 2001-01-31 Jonathan Larmour <jlarmour@redhat.com>
356 * Makefile.in (gencode): Link with libopcodes in build tree rather
357 than building source files from there.
359 2000-05-30 Nick Clifton <nickc@cygnus.com>
361 * v850.igen: Remove illegal instruction pattern, since it is the
362 same as the breakpoint pattern.
364 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
366 * configure: Regenerated to track ../common/aclocal.m4 changes.
368 2000-04-14 Gary Thomas <gthomas@redhat.com>
370 * v850.igen: Define 'br *' as illegal since this is the only
371 way to provide a breakpoint on some v850 family processors.
373 2000-03-24 Frank Ch. Eigler <fche@redhat.com>
375 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
377 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
379 * configure: Regenerated to track ../common/aclocal.m4 changes.
381 1999-05-08 Felix Lee <flee@cygnus.com>
383 * configure: Regenerated to track ../common/aclocal.m4 changes.
385 Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
387 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
389 Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
391 * Makefile.in (simops.o): Depends on targ-vals.h
392 * simops.c: Include targ-vals.h instead of
393 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
394 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
395 Replace signed long int with signed32.
397 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
399 * interp.c: #include "itable.h".
400 (get_insn_name): New function.
401 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
402 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
404 Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
406 * sim-main.h (INSN_NAME): New arg `cpu'.
408 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
410 * configure: Regenerated to track ../common/aclocal.m4 changes.
412 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
414 * configure: Regenerated to track ../common/aclocal.m4 changes.
417 Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
419 * acconfig.h: New file.
420 * configure.in: Reverted change of Apr 24; use sinclude again.
422 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
424 * configure: Regenerated to track ../common/aclocal.m4 changes.
427 Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
429 * configure.in: Don't call sinclude.
431 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
433 * configure: Regenerated to track ../common/aclocal.m4 changes.
434 * sim-main.h (SIM_MAIN_H): Wrap header.
436 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
438 * configure: Regenerated to track ../common/aclocal.m4 changes.
440 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
442 * configure: Regenerated to track ../common/aclocal.m4 changes.
444 Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
446 * interp.c (sim_stop): Delete, second attempt.
448 Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
450 * interp.c (sim_info): Delete.
452 Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
454 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
456 * simops.c (trace_result): Call trace_generic instead of
458 (trace_module): Change variable type to integer.
459 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
461 * sim-main.h (trace_module): Change variable decl to integer type.
462 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
464 Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
466 * interp.c (sim_store_register, sim_fetch_register): Pass in
467 length parameter. Return -1.
469 Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
471 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
472 IMEM_IMMED. To match recent igen change.
474 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
476 * configure: Regenerated to track ../common/aclocal.m4 changes.
478 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
480 * configure: Regenerated to track ../common/aclocal.m4 changes.
482 Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
484 * sim-main.h (CPU_CIA): Delete, replaced by.
485 (CIA_SET, CIA_SET): Define.
487 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
489 * configure: Regenerated to track ../common/aclocal.m4 changes.
491 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
493 * configure: Regenerated to track ../common/aclocal.m4 changes.
496 Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
498 * v850.igen: Revert break value back to its old value.
500 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
502 * configure: Regenerated to track ../common/aclocal.m4 changes.
504 Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
506 * v850.igen: Make break have a zero first field, since otherwise
507 it clashes with the DIVH instruction.
509 Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
511 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
512 sim_stopped instead of sim_signalled.
514 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
516 (illegal): Rename SIGILL to SIM_SIGILL.
518 * sim-main.h, simops.c, interp.c: Do not include signal.h.
520 * sim-main.h: Include sim-signal.h instead of signal.h.
521 (SIGTRAP, SIGQUIT): Delete definition.
522 (SIG_V850_EXIT): Delete definition.
524 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
526 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
528 Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
530 * interp.c (sim_open): Check state magic number.
531 (sim-assert.h): Include.
533 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
535 * v850.igen: Add model filter field to records.
537 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
539 * configure: Regenerated to track ../common/aclocal.m4 changes.
541 Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
543 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
544 SIM_ENGINE_RESTART_HOOK.
546 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
548 * configure: Regenerated to track ../common/aclocal.m4 changes.
550 Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
552 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
554 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
555 architecture with MSB == 31.
557 Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
559 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
561 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
563 * configure: Regenerated to track ../common/aclocal.m4 changes.
565 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
567 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
568 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
569 (SIM_EXTRA_CFLAGS): Update.
571 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
573 * configure: Regenerated to track ../common/aclocal.m4 changes.
574 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
576 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
578 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
579 * configure: Regenerated to track ../common/aclocal.m4 changes.
581 Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
583 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
584 (disp22): Only shift left by 1, not 2.
585 ("jmp"): Ensure PC is 2 byte aligned.
587 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
588 v850.igen. Fix tracing.
590 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
591 "sld.w" insns to v850.igen. Fix tracing.
592 (OP_70): Ditto for "sld.hu".
594 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
596 * simops.c (condition_met): Make global.
598 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
600 (TRACE_LD_NAME): Define.
602 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
604 Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
606 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
608 * interp.c (hash): Delete.
610 * v850.igen (nop): Really do nothing.
612 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
614 * v850.igen (reti): Return to current PC not previous.
616 Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
618 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
619 (trace_module): Global, save component/module name across insn.
621 * simops.c: Move "bsh" to v850.igen, fix.
623 * v850.igen (callt): Load correct number of bytes. Fix tracing.
624 (stsr, ldsr): Correct src, dest fields. Fix tracing.
625 (ctret): Force alignment. Fix tracing.
627 Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
629 * simops.c (trace_output): Add result argument.
630 (trace_result): New function. Simpler version of trace_output,
631 assumes trace needed.
632 (trace_output): Call trace_result.
633 (trace_output): For IMM_REG_REG, trace correct register.
634 (trace_input): Add case for 16bit immediates.
635 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
637 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
638 (trace_values, trace_name, trace_pc, trace_num_values): Make
642 v850.insn (movea, stsr): Use.
643 (sxb, sxh, zxb, zxh): Ditto.
645 Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
647 * simops.c: Move "movea" from here.
648 * v850.igen: To here.
650 * v850.igen (simm16): Define, sign extend imm16.
651 (uimm16): Define, no sign extension.
652 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
654 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
656 * v850.igen: To here.
657 (switch): Fix off by two error in NIA calc.
659 Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
661 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
663 (trace_input): Just save pc, name and values for trace_output.
664 (trace_output): Write trace values to a buffer. Use
665 trace_one_insn to print trace info and buffer.
666 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
668 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
670 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
673 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
674 instructions from here.
675 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
678 * interp.c (sim_open): Set psw_mask if machine known.
680 Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
682 * v850-dc: Add rule to diferentiate between breakpoint and divh.
683 * v850.igen (break): New instruction, breakpoint simulator.
684 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
686 Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
688 * simops.c (Multiply64): Don't store into register zero.
690 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
692 * Makefile.in (semantics.o): Add dependency.
694 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
695 do not adjust CIA/NIA.
697 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
699 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
701 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
702 "divun", "pushml" code from here to v850.igen.
703 (divun): Make global.
704 (type3_regs): Make global
706 * v850.igen: Move simops.c code to here.
708 * interp.c (sim_create_inferior): For v850eq set US bit by
711 * interp.c (sim_open): Don't set arch, now set by
714 * configure: Regenerated to track ../common/aclocal.m4 changes.
716 Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
718 * simops.c (op_types): Move from here.
721 * sim-main.h (trace_input, trace_output), simops.c: Make global.
723 * simops.c (OP_60): Move "jmp" code from here.
724 * v850.igen (jmp): To here.
726 * simops.c (OP_60): Move "sld.bu" code from here.
727 * v850.igen (sld.bu): To here.
729 Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
731 * v850.igen (prepare, ...): Add to v850eq architecture.
733 * interp.c (sim_open): Default to v850eq.
735 * interp.c (sim_open): Default to v850e.
736 * sim-main.h (signal.h): Include.
738 * v850.igen (illegal): Report/halt illegal instructions.
740 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
742 * configure.in: Add reserved bits option.
743 * configure: Regenerate.
745 Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
747 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
749 * sim-main.h (INSN_NAME):
751 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
752 (SIM_EXTRA_DEPS): Add itable.h
753 (tmp-gencode): Does not depend on simops.h
755 * sim-main.h (itable.h): Include.
756 (MAX_INSNS, INSN_NAME): Define.
758 * interp.c: Compute inttype from the interrupt_names index that
761 Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
763 * simops.c (trace_input): Use trace_printf instead of
765 (trace_output): Ditto.
766 (trace_input): Only trace when TRACE_ALU_P. Delete code
767 disasembling instruction.
768 (trace_output): Only trace when TRACE_ALU_P.
770 Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
772 * simops.c (trace_input, trace_output): Use sim_io_printf.
773 (OP_620): Pass correct argument to trace.
775 (trace_input): Obtain prog_bfd, text_start et.al from simulator
778 Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
780 * v850.igen: New file.
783 Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
786 * sim-main.h (SEXT16): Delete, use EXTEND16.
787 (SEXT8): Delete, use EXTEND8.
788 (SEXT32): Delete, used?
789 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
790 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
792 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
794 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
795 replace with TRACE_INSN_P and TRACE_ALU_P.
797 * simops.c (trace_input, trace_output): Update.
799 * interp.c (sim_engine_run): Delete.
800 (lookup_hash): Delete.
801 (sim_open): Do not fill hash table.
804 Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
806 * simops.c (OP_FFFF): Use sim_engine_halt.
810 * sim-main.h (struct sim_cpu): Delete member exception. Using
813 * interp.c (sim_info): Do not do anything in sim-info.
814 (sim_stop): Delete, replace with sim-stop.
815 (sim_stop_reason): Delete, replace with sim-reason.
817 * sim-main.h (WITH_WATCHPOINTS): Define.
818 (WITH_MODULO_MEMORY): Define
820 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
823 * interp.c (enum interrupt_cond_type): Delete.
824 (struct interrupt_generator): Delete.
825 (enum interrupt_type): Drop int_none.
826 (sim_open): Initialize WATCHPOINT module.
827 (sim_resume, sim_run): Rename sim_resume to sim_run.
828 (sim_engine_run): Replace interrupt code with call to sim-events.
829 (sim_set_interrupt): Delete.
830 (sim_parse_number): Delete.
832 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
834 * configure: Regenerated to track ../common/aclocal.m4 changes.
836 Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
838 * simops.c (fetch_argv): New function, fetch a arg vector from
841 * configure.in: Check for fork, execve, execv.
842 * configure: Regenerate.
844 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
845 T2H_4 for byte swapping.
847 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
848 put_half, put_byte): Delete.
850 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
852 * sim-main.h (load_mem, store_mem): Redefine as macros.
853 (IMEM, IMEM_IMMED): New macros - fetch instructions.
855 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
856 transfer data via a buffer.
857 (fetch_str): New function, fetch string from memory.
859 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
861 * interp.c (sim_open): Establish memory maps using sim-memopt.c
863 (sim_do_command): Print error if memory-map command is used. Call
865 (map): Delete, replaced by sim-core.
866 (sim_memory_init): Delete, replaced by sim-core.
867 (sim_set_memory_map): Delete, replaced by sim-memopt.
868 (load_mem): Delete, replaced by sim-core.
869 (store_mem): Delete, replaced by sim-core.
870 (sim_write): Delete, replaced by sim-hrw.
871 (sim_read): Delete, replaced by sim-hrw.
873 * sim-main.h (struct sim_state): Remove memory members, using
876 Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
878 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
879 * interp.c (map): Do not add to a void pointer.
881 * Makefile.in (INCLUDE): Add sim-main.h
883 * configure.in: Check for time.h
884 * configure: Re-generate.
886 * interp.c (struct interrupt_generator): Make time unsigned long,
888 (sim_resume): Make oldpc SIM_ADDR.
889 (struct hash_entry): Make mask/opcode unsigned.
891 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
893 * simops.c (utime.h): Include if available.
894 (OP_10007E0): Check for UTIME function.
895 (divun): Put parentheses around shift argument.
896 (OP_640): Put parentheses around shift argument, was wrong.
897 (OP_107F0): Return something.
899 * interp.c (sim_parse_number): Use strtoul not strtol.
900 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
902 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
903 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
904 (SIM_AC_OPTION_HOST_ENDIAN): Add.
905 (AC_CHECK_FUNCS): Add utime.
906 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
907 configure: Regenerate.
910 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
911 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
912 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
913 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
914 (SIM_ENDIAN, SIM_WARNGINS): Define.
916 * simops.c (OP_10007E0): Use sim_io_* for transfers.
918 * interp.c (sim_resume): Pass sd around.
920 * simops.c (sim-main.h): Include.
922 * gencode.c (write_template): Generate #include sim-main.h.
923 (write_opcodes): Ditto.
925 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
926 (v850_callback): Ditto.
927 (sim_kind, myname): Ditto.
928 (lookup_hash): Pass SD. Use sim_io_error.
929 (sim_set_memory_map): Pass in SD, use.
930 (init_system): Pass in SD, use.
932 (sim_set_profile): Delete.
933 (sim_set_profile_size): Delete.
934 (do_interrupt): Pass in SD, use.
935 (sim_info): Use sim_io_printf.
936 (sim_create_inferior): Reset registers. Set PC from prog_bfd
938 (sim_load): Delete, use common/sim-hload.c
939 (sim_size): Rename to sim_memory_init.
940 (sim_write): Remove call to init_system.
941 (init_system): Delete.
942 (sim_set_callbacks): Delete.
943 (sim_set_interrupt): Pass in SD, use.
944 (start_time): Delete.
946 * v850_sim.h: Remove everything except `struct simops' from here.
947 * sim-main.h: Move most to here.
948 * gencode.c: Move #includes to here.
950 * sim-main.h(struct _sim_cpu): Rename struct _state.
951 (#define PC, et.al.): Update
952 (v850_callback): Delete. Replaced with SIM_DESC arg.
953 (int8, uint8, int16, uint16, int32, uint32): Define types using
954 unsigned8 et.al from common/sim-types.h.
955 * sim-main.h (State): Define as STATE_CPU.
957 Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
959 * configure.in: Check for time, chmod.
960 * configure: Regenerate.
961 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
963 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
965 (OP_10007E0): Check the existance each SYS_* macro independantly.
967 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
969 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
971 * configure: Regenerated to track ../common/aclocal.m4 changes.
974 Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
976 * interp.c (sim_kill): Delete.
977 (sim_create_inferior): Add ABFD argument.
978 (sim_load): Move setting of PC from here.
979 (sim_create_inferior): To here.
981 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
983 * configure: Regenerated to track ../common/aclocal.m4 changes.
986 Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
988 * interp.c (sim_open): Add ABFD argument.
990 Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
992 * simops.c (bsh): Only set CY flag if either of the bottom
995 * simops.c (prepare, dispose): Lower numbered
996 registers go to higher numbered address.
998 * simops.c (unsigned divide instructions): S bit set if result has
1001 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
1002 registers go to higher numbered address.
1004 Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
1006 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
1007 interpretation of SR bit in list18 structure.
1008 (divn, divun): New functions to perform N step divide functions.
1010 Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
1012 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
1013 with US bit set in the PSW.
1015 Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
1017 * interp.c (sim_resume): Opcode functions return amount to be
1018 added to PC and all opcodes take a standard format in the OP[]
1021 (do_format_*): Functions removed.
1023 * v850_sim.h (SP, EP): New register mnemonics.
1025 * gencode.c (write_header): Functions prototypes return an
1028 * simops.c: Opcode functions return amount to be added to PC.
1030 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
1032 * simops.c: Add support for v850e instructions.
1034 * simops.c: Add support for v850eq instructions.
1036 Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
1038 * interp.c (sim_open): Add callback argument.
1039 (sim_set_callbacks): Delete SIM_DESC argument.
1041 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1043 * configure: Regenerated to track ../common/aclocal.m4 changes.
1045 Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
1047 * interp.c (prog_bfd_was_opened_p): New static local.
1048 (prog_bfd): New global variable.
1049 (sim_open): Undo patch to add -E support.
1050 (sim_close): Close prog_bfd if sim_load opened it.
1051 (sim_load): Record bfd of loaded file in prog_bfd.
1052 * simops.c (prog_bfd): Renamed from exec_bfd.
1054 Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
1056 * interp.c (sim_stop): Stub function.
1058 Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
1060 * Makefile.in (SIM_OBJS): Add sim-load.o.
1061 * interp.c (sim_kind, myname): New static locals.
1062 (sim_open): Set sim_kind, myname. Ignore -E arg.
1063 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
1064 load file into simulator. Set start address from bfd.
1065 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1067 Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
1069 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
1070 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1072 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1074 * configure: Regenerated to track ../common/aclocal.m4 changes.
1077 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1079 * interp.c (sim_open): New arg `kind'.
1081 * configure: Regenerated to track ../common/aclocal.m4 changes.
1083 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1085 * configure: Regenerated to track ../common/aclocal.m4 changes.
1087 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1089 * configure: Regenerated to track ../common/aclocal.m4 changes.
1091 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1093 * configure: Re-generate.
1095 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1097 * configure: Regenerate to track ../common/aclocal.m4 changes.
1099 Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
1101 * interp.c (sim_open): New SIM_DESC result. Argument is now
1103 (other sim_*): New SIM_DESC argument.
1105 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1107 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1108 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1109 * configure.in: sinclude ../common/aclocal.m4.
1110 * configure: Regenerated.
1112 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1114 * configure configure.in Makefile.in: Update to new configure
1115 scheme which is more compatible with WinGDB builds.
1116 * configure.in: Improve comment on how to run autoconf.
1117 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1118 * Makefile.in: Use autoconf substitution to install common
1121 Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
1123 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
1126 Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
1128 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
1129 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
1130 SYS_gettimeofday and SYS_utime from MSVC.
1132 Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1134 * simops.c (OP_10007E0): Know that kill encodes the signal number
1135 via: 0xdead0000 | signal and turn it back into a signal.
1137 Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1139 * v850_sim.h (SIG_V850_EXIT): Define as -1.
1141 * interp.c (sim_open): Cast calloc function.
1142 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
1143 program exited with the appropriate exit code.
1144 (sim_set_interrupt): Declare buildargv.
1146 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
1147 type correct and work on big endian systems.
1149 Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
1151 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1152 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1153 * configure.in: Simplify using macros in ../common/aclocal.m4.
1154 Call AC_CHECK_HEADERS(unistd.h).
1155 * configure: Regenerated.
1156 * config.in: New file.
1157 * simops.c: #include "config.h". #include <unistd.h> if present.
1159 Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
1161 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1162 (EIPC, etc): New macros for system registers.
1163 * simops.c, interp.c: Use everywhere.
1165 * interp.c: Add support for interrupts issued by interrupt
1166 generators, either PC- or time-based. Controlled by simulator
1167 command "sim interrupt".
1169 * interp.c: Add support for variable-size allocation of memory,
1170 via simulator command "sim memory-map".
1171 (map): Issue SIGSEGV for references to invalid memory regions.
1173 Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
1175 * simops.c: Include <sys/time.h> for struct timeval and
1178 Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
1180 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1182 * simops.c (OP_10007E0): Handle SYS_time.
1184 Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
1186 * simops.c: Include <sys/stat.h>.
1187 (OP_10007E0): Handle SYS_stat.
1189 Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
1191 * simops.c (OP_10007E0): Don't declare errno.
1193 * simops.c (OP_500): Mask off low bit in displacement
1195 (OP_501): Similarly.
1197 * simops.c (OP_500): Fix displacement handling for sld.w.
1198 (OP_501): Similarly for sst.w.
1200 * simops.c (trace_input): Remove all references to SEXT7.
1201 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1202 is zero extended for sst/sld instructions.
1203 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
1204 was incorrect anyway).
1206 Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1208 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
1210 * gencode.c (write_opcodes): Pad operands field to account for
1212 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
1213 doesn't support it. (Why is this here in the first place?!?)
1214 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
1215 Change number of operands in struct simops from 9 to 6. Define
1216 SIGTRAP and SIGQUIT for MSVC.
1218 Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
1220 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
1221 * (map): Add support for external mem in the 1->2 meg range.
1222 Also, abort() when memory access is way out of bounds. (Better to
1223 die than to give wrong result. (This will be fixed later.))
1224 * (sim_size): MEM_SIZE is now bytes, not shift factor.
1226 Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1228 * simops.c (trace_input): Swapped order of operands for output
1229 output of OP_IMM_REG. Changed the fetching of the operands for
1230 OP_LOAD32, and OP_STORE32 to work like op-function.
1232 Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1234 * interp.c: Move includes of remote-sim.h and callback.h to
1236 * (lookup_hash): Add PC to report of hash failure.
1237 * (map load_mem store_mem): New memory subsystem. Models V851
1239 * (sim_write sim_read): Use new memory subsystem.
1240 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1241 to make user-defined traps work right.
1242 * simops.c (OP_*): Use new memory subsystem.
1243 * (OP_14007E0 (reti)): Implement reti.
1244 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1245 trap 31. Use new memory subsystem.
1246 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1247 load_mem in RLW macro.
1249 Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1251 * gencode.c (write_opcodes): Output hex values for opcode mask
1253 * interp.c (sim_resume): Save and restore PC from the appropriate
1255 * (sim_fetch_register sim_store_register): Fix byte-order problem
1256 with reading and writing registers.
1257 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1259 Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1261 * simops.c (trace_input): Fix thinko.
1263 Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1265 * simops.c (exec_bfd): Rename from sim_bfd.
1266 (trace_input): Ditto.
1268 Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1270 * simops.c (trace_input): Use find_nearest_line to print line
1271 number, function name or file name of PC.
1273 Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1275 * simops.c: Add tracing support. Use SEXTxx macros instead of
1276 doing hardwired shifts.
1278 * configure.in (--enable-sim-cflags): Add switch to add additional
1279 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1281 * configure: Regenerate.
1283 * Makefile.in: Don't require a VPATH capable make if configuring
1284 in the same directory. Don't use CFLAGS for configuration flags.
1285 Add flags from --enable-sim-cflags. Support canadian cross
1286 builds. Rebuild whole simulator if include files change.
1288 * interp.c (v850_debug): New global for debugging.
1289 (lookup_hash,sim_size,sim_set_profile): Use
1290 printf_filtered callback, instead of calling printf directly.
1291 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1293 * v850_sim.h: Use limits.h to set the various sized types.
1294 (SEXT{5,7,16,22}): New macros.
1296 Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1298 * interp.c (hash): Make this an inline function
1299 when compiling with GCC. Simplify.
1300 * simpos.c: Explicitly include "sys/syscall.h". Remove
1301 some #if 0'd code. Enable more emulated syscalls.
1303 Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1305 * interp.c: Fix sign bit handling for add and sub instructions.
1307 Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1309 * gencode.c: Fix various indention & style problems.
1310 Remove test code. Remove #if 0 code.
1311 * interp.c: Provide prototypes for all static functions.
1312 Fix minor indention problems.
1313 (sim_open, sim_resume): Remove unused variables.
1314 (sim_read): Return type is "int".
1315 * simops.c: Remove unused variables.
1316 (divh): Make result of divide-by-zero zero.
1317 (setf): Initialize result to keep compiler quiet.
1318 (sar instructions): These just clear the overflow bit.
1319 * v850_sim.h: Provide prototypes for put_byte, put_half
1322 * interp.c: OP should be an array of 32bit operands!
1323 (v850_callback): Declare.
1324 (do_format_5): Fix extraction of OP[0].
1325 (sim_size): Remove debugging printf.
1326 (sim_set_callbacks): Do something useful.
1327 (sim_stop_reason): Gross hacks to get c-torture running.
1328 * simops.c: Simplify code for computing targets of bCC
1329 insns. Invert 's' bit if 'ov' bit is set for some
1330 instructions. Fix 'cy' bit handling for numerous
1331 instructions. Make the simulator stop when a halt
1332 instruction is encountered. Very crude support for
1333 emulated syscalls (trap 0).
1334 * v850_sim.h: Include "callback.h" and declare
1335 v850_callback. Items in the operand array are 32bits.
1337 Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1339 * interp.c (sim_resume): Fix code to check for a format 3
1341 * simops.c: bCC insns only argument is a constant, not a
1342 register value (duh...)
1344 Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1346 * simops.c: Fix "not1" and "set1".
1348 * simops.c: Don't forget to initialize temp for
1351 * interp.c: Remove various debugging printfs.
1353 * simops.c: Fix satadd, satsub boundary case handling.
1355 * interp.c (hash): Fix.
1356 * interp.c (do_format_8): Get operands correctly and
1357 call the target function.
1358 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1360 Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1362 * interp.c (do_format_4): Get operands correctly and
1363 call the target function.
1364 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1365 "sst.h", and "sst.w".
1367 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1368 accordingly. Remove many unused definitions.
1369 * interp.c: The V850 doesn't have split I&D spaces. Change
1371 (get_longlong, get_longword, get_word): Deleted.
1372 (write_longlong, write_longword, write_word): Deleted.
1373 (get_operands): Deleted.
1374 (get_byte, get_half, get_word): New functions.
1375 (put_byte, put_half, put_word): New functions.
1376 * simops.c: Remove unused functions. Rough cut at
1377 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1379 * v850_sim.h (struct _state): Remove "psw" field. Add
1381 (PSW): Remove bogus definition.
1382 * simops.c: Change condition code handling to use the psw
1383 register within the sregs array. Handle "ldsr" and "stsr".
1385 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1387 * interp.c (do_format_5): Get operands correctly and
1388 call the target function.
1389 (sim_resume): Don't do a PC update for format 5 instructions.
1390 * simops.c: Handle "jarl" and "jmp" instructions.
1392 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1393 "di", and "ei" instructions correctly.
1395 * interp.c (do_format_3): Get operands correctly and call
1396 the target function.
1397 * simops.c: Handle bCC instructions.
1399 * simops.c: Add condition code handling to shift insns.
1400 Fix minor typos in condition code handling for other insns.
1402 * Makefile.in: Fix typo.
1403 * simops.c: Add condition code handling to "sub" "subr" and
1404 "divh" instructions.
1406 * interp.c (hash): Update to be more accurate.
1407 (lookup_hash): Call hash rather than computing the hash
1409 (do_format_1_2): Handle format 1 and format 2 instructions.
1410 Get operands correctly and call the target function.
1411 (do_format_6): Get operands correctly and call the target
1413 (do_formats_9_10): Rough cut so shift ops will work.
1414 (sim_resume): Tweak to deal with format 1 and format 2
1415 handling in a single funtion. Don't update the PC
1416 for format 3 insns. Fix typos.
1417 * simops.c: Slightly reorganize. Add condition code handling
1418 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1419 and "not" instructions.
1420 * v850_sim.h (reg_t): Registers are 32bits.
1421 (_state): The V850 has 32 general registers. Add a 32bit
1422 psw and pc register too. Add accessor macros
1424 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1425 changes from the d10v simulator.
1427 * simops.c: Add shift support.
1429 * simops.c: Add multiply & divide support. Abort for system
1432 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1433 and subr. No condition codes yet.
1435 Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1437 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1438 gencode.c, interp.c, simops.c: Created.