1 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
5 2013-01-28 Nick Clifton <nickc@redhat.com>
7 * simops.c (v850_rotl): New function.
8 (v850_bins): New function.
9 * simops.h: Add prototypes fir v850_rotl and v850_bins.
10 * v850-dc: Add entries for V850e3v5.
11 * v850.igen: Add support for v850e3v5.
12 (ld.dw, st.dw, rotl, bins): New patterns.
14 2013-01-10 Nick Clifton <nickc@redhat.com>
16 * interp.c (sim_open): Add support for bfd_arch_v850_rh850
17 architecture type. Add support for bfd_mach_v850e2 and
18 bfd_mach_v850e2v3 machine numbers.
19 * v850.igen (dbtrap): Add support for SIM_OPEN_DEBUG.
20 (cmpf.d): Correct order of operands.
22 (trncf.dul): New pattern.
23 (trncf.duw): New pattern.
24 (trncf.sul): New pattern.
25 (trncf.suw): New pattern.
26 * v850-dc: Correct bitfield selection for TRNCF.SW and CVTF.SW.
28 2012-09-13 Nick Clifton <nickc@redhat.com>
30 * v850.igen (W,WWWW): Correct computation of register number.
31 (JR32): Remove unnecessary comma.
32 (cmovf.s): Register 0 is an invalid source register.
33 (maddf.s): Remove bogus intermediary rounding.
35 (trncf.sl): Remove bogus initial rounding.
40 2012-06-15 Joel Brobecker <brobecker@adacore.com>
42 * config.in, configure: Regenerate.
44 2012-03-28 Rathish C <rathish.c@kpitcummins.com>
46 * sim-main.h (struct _v850_regs): Add new fields mpu0_sregs,
47 mpu1_sregs, and fpu_sregs.
48 (MPU0_SR, MPU1_SR, FPU_SR): New macros for accessing new fields
51 (SP): Redefine using SP_REGNO.
52 (PSW_REGNO, EIIC, FEIC, DBIC, DIR, EIWR, FEWR, DBWR, BSEL, PSW_NPV)
53 (PSW_DMP, PSW_IMP, ECR_EICC, ECR_FECC, FPSR, FPSR_REGNO, FPEPC)
54 (FPST, FPST_REGNO, FPCC, FPCFG, FPCFG_REGNO, FPSR_DEM, FPSR_SEM)
55 (FPSR_RM, FPSR_RN, FPSR_FS, FPSR_PR, FPSR_XC, FPSR_XCE, FPSR_XCV)
56 (FPSR_XCZ, FPSR_XCO, FPSR_XCU, FPSR_XCI, FPSR_XE, FPSR_XEV)
57 (FPSR_XEZ, FPSR_XEO, FPSR_XEU, FPSR_XEI, FPSR_XP, FPSR_XPV)
58 (FPSR_XPZ, FPSR_XPO, FPSR_XPU, FPSR_XPI, FPST_PR, FPST_XCE)
59 (FPST_XCV, FPST_XCZ, FPST_XCO, FPST_XCU, FPST_XCI, FPST_XPV)
60 (FPST_XPZ, FPST_XPO, FPST_XPU, FPST_XPI, FPCFG_RM, FPCFG_XEV)
61 (FPCFG_XEZ, FPCFG_XEO, FPCFG_XEU, FPCFG_XEI, GET_FPCC, CLEAR_FPCC)
62 (SET_FPCC, TEST_FPCC, FPSR_GET_ROUND, MPM, MPC, MPC_REGNO, TID)
63 (PPA, PPM, PPC, DCC, DCV0, DCV1, SPAL, SPAU, IPA0L, IPA0U, IPA1L)
64 (IPA1U, IPA2L, IPA2U, IPA3L, IPA3U, DPA0L, DPA0U, DPA1L, DPA1U)
65 (DPA2L, DPA2U, DPA3L, DPA3U, PPC_PPE, SPAL_SPE, SPAL_SPS, VIP)
66 (VMECR, VMTID, VMADR, VPECR, VPTID, VPADR, VDECR, VDTID, MPM_AUE)
67 (MPM_MPE, VMECR_VMX, VMECR_VMR, VMECR_VMW, VMECR_VMS, VMECR_VMRMW)
68 (VMECR_VMMS, IPA2ADDR, IPA_IPE, IPA_IPX, IPA_IPR, IPE0, IPE1, IPE2)
69 (IPE3, IPX0, IPX1, IPX2, IPX3, IPR0, IPR1, IPR2, IPR3, DPA2ADDR)
70 (DPA_DPE, DPA_DPR, DPA_DPW, DPE0, DPE1, DPE2, DPE3, DPR0, DPR1)
71 (DPR2, DPR3, DPW0, DPW1, DPW2, DPW3, DCC_DCE0, DCC_DCE1, PPA2ADDR)
72 (PPC_PPC, PPC_PPE, PPC_PPM): New macros.
73 (FPU_COMPARE): New enum.
74 (TRACE_FP_INPUT_FPU1, TRACE_FP_INPUT_FPU2, TRACE_FP_INPUT_FPU3)
75 (TRACE_FP_INPUT_BOOL1_FPU2, TRACE_FP_INPUT_WORD2)
76 (TRACE_FP_RESULT_WORD1, TRACE_FP_RESULT_WORD2): New macros.
77 * simops.c (Add32): Update prototype.
78 (update_fpsr): New function.
79 (SignalException): New function.
80 (SignalExceptionFPE): New function.
81 (check_invalid_snan): New function.
82 (v850_float_compare): New function.
83 (v850_div): New function.
84 (v850_divu): New function.
85 (v850_sar): New function.
86 (v850_shl): New function.
87 (v850_shr): New function.
88 (v850_satadd): New function.
89 (v850_satsub): New function.
90 (load_data_mem): New function.
91 (store_data_mem): New function.
92 (mpu_load_mem_test): New function.
93 (mpu_store_mem_test): New function.
94 * simops.h: Add function prototype for above mentioned functions.
95 (check_cvt_fi, check_cvt_if, check_cvt_ff): Define.
96 * v850-dc: Add entry for v850e2 and v850e2v3.
97 * v850.igen: Add support for v850e2 and v850e2v3.
99 2012-03-24 Mike Frysinger <vapier@gentoo.org>
101 * aclocal.m4, config.in, configure: Regenerate.
103 2011-12-03 Mike Frysinger <vapier@gentoo.org>
105 * aclocal.m4: New file.
106 * configure: Regenerate.
108 2011-10-17 Mike Frysinger <vapier@gentoo.org>
110 * configure.ac: Change include to common/acinclude.m4.
112 2011-10-17 Mike Frysinger <vapier@gentoo.org>
114 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
115 call. Replace common.m4 include with SIM_AC_COMMON.
116 * configure: Regenerate.
118 2011-07-05 Mike Frysinger <vapier@gentoo.org>
120 * interp.c (sim_do_command): Delete.
122 2011-03-21 Kevin Buettner <kevinb@redhat.com>
124 * simops (OP_10007E0): Update errno handling as most traps
125 do not invoke the host's functionality directly. Invoke
126 sim_io_stat() instead of stat() for implementing TARGET_SYS_stat.
127 Implement TARGET_SYS_fstat, TARGET_SYS_rename, and TARGET_SYS_unlink.
129 2011-02-14 Mike Frysinger <vapier@gentoo.org>
131 * simops.c (OP_10007E0): Change zfree to free.
133 2011-01-11 Andrew Burgess <aburgess@broadcom.com>
135 * interp.c (sim_store_register): Update return value to
138 2010-03-30 Mike Frysinger <vapier@gentoo.org>
140 * interp.c (interrupt_names): Add const to pointer type.
141 (do_interrupt): Add const to interrupt_name.
143 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
145 * configure: Regenerate.
147 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
149 * config.in: Regenerate.
150 * configure: Likewise.
152 * configure: Regenerate.
154 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
156 * configure: Regenerate to track ../common/common.m4 changes.
159 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
160 Daniel Jacobowitz <dan@codesourcery.com>
161 Joseph Myers <joseph@codesourcery.com>
163 * configure: Regenerate.
165 2008-02-05 DJ Delorie <dj@redhat.com>
167 * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
168 (OP_18007E0): Likewise.
169 (OP_2C007E0): Likewise.
170 (OP_28007E0): Likewise.
171 * v850.igen (divh): Likewise.
173 * simops.c (OP_C0): Correct saturation logic.
179 * simops.c (OP_2A0): If the shift count is zero, clear the
181 (OP_A007E0): Likewise.
183 (OP_C007E0): Likewise.
185 (OP_8007E0): Likewise.
187 * simops.c (OP_2C207E0): Correct PSW flags for special divu
189 (OP_2C007E0): Likewise, for div.
190 (OP_28207E0): Likewise, for divhu.
191 (OP_28007E0): Likewise, for divh. Also, sign-extend the correct
193 * v850.igen (divh): Likewise, for 2-op divh.
195 * v850.igen (bsh): Fix carry logic.
197 2007-02-20 Daniel Jacobowitz <dan@codesourcery.com>
199 * Makefile.in (interp.o): Uncomment and update.
201 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
203 * acconfig.h: Remove.
204 * config.in: Regenerate.
206 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
208 * configure: Regenerated.
210 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
212 * configure: Regenerated.
214 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
216 * configure: Regenerated.
218 2005-03-23 Mark Kettenis <kettenis@gnu.org>
220 * configure: Regenerate.
222 2005-01-14 Andrew Cagney <cagney@gnu.org>
224 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
225 explicit call to AC_CONFIG_HEADER.
226 * configure: Regenerate.
228 2005-01-12 Andrew Cagney <cagney@gnu.org>
230 * configure.ac: Update to use ../common/common.m4.
231 * configure: Re-generate.
233 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
235 * configure: Regenerated to track ../common/aclocal.m4 changes.
237 2005-01-07 Andrew Cagney <cagney@gnu.org>
239 * configure.ac: Rename configure.in, require autoconf 2.59.
240 * configure: Re-generate.
242 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
244 * configure: Regenerate for ../common/aclocal.m4 update.
246 2004-01-18 Mark Kettenis <kettenis@gnu.org>
248 * simops.c: Include <sys/types.h>.
250 2003-09-05 Andrew Cagney <cagney@redhat.com>
251 Nick Clifton <nickc@redhat.com>
253 * interp.c (sim_open): Accept bfd_mach_v850e1.
254 * v850-dc: Add entry for v850e1.
255 * v850.igen: Add support for v850e1.
256 Add code for DBTRAP and DBRET instructions.
257 (dbtrap): Create a separate v850e1 specific instruction.
258 Only generate a trap if the target is not the v850e1.
259 Otherwise treat it as a special kind of branch.
260 (break): Mark as v850/v850e specific.
262 2003-05-16 Ian Lance Taylor <ian@airs.com>
264 * Makefile.in (SHELL): Make sure this is defined.
265 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
267 2003-04-06 Nick Clifton <nickc@redhat.com>
269 * simops.c (OP_40): Delete. Move code to...
270 * v850-igen.c (): ...Here. Sign extend the first operand.
271 * simops.h (OP_40): Remove prototype.
273 2003-02-27 Andrew Cagney <cagney@redhat.com>
275 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
277 2002-11-30 Andrew Cagney <cagney@redhat.com>
279 * simops.c: Use int, 1, 0 instead of boolean, true and false.
282 2002-09-27 Jim Wilson <wilson@redhat.com>
284 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
286 (BIT_CHANGE_OP): Likewise.
288 2002-09-26 Jim Wilson <wilson@redhat.com>
290 * simops (OP_10007E0): Don't subtract 4 from PC.
292 2002-09-19 Nick Clifton <nickc@redhat.com>
294 * interp.c (sim_open): Remove reference to v850ea.
295 (sim_create_inferior): Likewise.
297 * v850.igen: Remove all references to v850ea, including v850ea
298 specific instructions.
300 2002-08-29 Nick Clifton <nickc@redhat.com>
302 From 2001-08-23 Catherine Moore <clm@redhat.com>
304 * Makefile.in: Add gen-zero-r0 option.
305 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
306 * simops.c (OP_24007E0): Sign extend the imm9
307 operand of a mul instruction.
309 2002-06-17 Andrew Cagney <cagney@redhat.com>
311 * simops.c (trace_result): Fix printf formatting.
313 2002-06-16 Andrew Cagney <ac131313@redhat.com>
315 * configure: Regenerated to track ../common/aclocal.m4 changes.
317 2001-12-02 Andrew Cagney <ac131313@redhat.com>
319 * Makefile.in (simops.h, table.c): Delete targets.
320 (tmp-gencode, gencode.o, gencode): Delete targets.
321 (simops.h): New file.
322 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
323 * gencode.c: Delete file.
325 2001-04-15 J.T. Conklin <jtc@redback.com>
327 * Makefile.in (simops.o): Add simops.h to dependency list.
329 2001-03-14 Andrew Cagney <ac131313@redhat.com>
331 * Makefile.in (gencode): Link with libintl.
333 2001-01-31 Jonathan Larmour <jlarmour@redhat.com>
335 * Makefile.in (gencode): Link with libopcodes in build tree rather
336 than building source files from there.
338 2000-05-30 Nick Clifton <nickc@cygnus.com>
340 * v850.igen: Remove illegal instruction pattern, since it is the
341 same as the breakpoint pattern.
343 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
345 * configure: Regenerated to track ../common/aclocal.m4 changes.
347 2000-04-14 Gary Thomas <gthomas@redhat.com>
349 * v850.igen: Define 'br *' as illegal since this is the only
350 way to provide a breakpoint on some v850 family processors.
352 2000-03-24 Frank Ch. Eigler <fche@redhat.com>
354 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
356 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
358 * configure: Regenerated to track ../common/aclocal.m4 changes.
360 1999-05-08 Felix Lee <flee@cygnus.com>
362 * configure: Regenerated to track ../common/aclocal.m4 changes.
364 Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
366 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
368 Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
370 * Makefile.in (simops.o): Depends on targ-vals.h
371 * simops.c: Include targ-vals.h instead of
372 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
373 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
374 Replace signed long int with signed32.
376 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
378 * interp.c: #include "itable.h".
379 (get_insn_name): New function.
380 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
381 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
383 Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
385 * sim-main.h (INSN_NAME): New arg `cpu'.
387 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
389 * configure: Regenerated to track ../common/aclocal.m4 changes.
391 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
393 * configure: Regenerated to track ../common/aclocal.m4 changes.
396 Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
398 * acconfig.h: New file.
399 * configure.in: Reverted change of Apr 24; use sinclude again.
401 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
403 * configure: Regenerated to track ../common/aclocal.m4 changes.
406 Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
408 * configure.in: Don't call sinclude.
410 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
412 * configure: Regenerated to track ../common/aclocal.m4 changes.
413 * sim-main.h (SIM_MAIN_H): Wrap header.
415 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
417 * configure: Regenerated to track ../common/aclocal.m4 changes.
419 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
421 * configure: Regenerated to track ../common/aclocal.m4 changes.
423 Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
425 * interp.c (sim_stop): Delete, second attempt.
427 Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
429 * interp.c (sim_info): Delete.
431 Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
433 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
435 * simops.c (trace_result): Call trace_generic instead of
437 (trace_module): Change variable type to integer.
438 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
440 * sim-main.h (trace_module): Change variable decl to integer type.
441 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
443 Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
445 * interp.c (sim_store_register, sim_fetch_register): Pass in
446 length parameter. Return -1.
448 Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
450 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
451 IMEM_IMMED. To match recent igen change.
453 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
455 * configure: Regenerated to track ../common/aclocal.m4 changes.
457 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
459 * configure: Regenerated to track ../common/aclocal.m4 changes.
461 Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
463 * sim-main.h (CPU_CIA): Delete, replaced by.
464 (CIA_SET, CIA_SET): Define.
466 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
468 * configure: Regenerated to track ../common/aclocal.m4 changes.
470 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * configure: Regenerated to track ../common/aclocal.m4 changes.
475 Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
477 * v850.igen: Revert break value back to its old value.
479 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
481 * configure: Regenerated to track ../common/aclocal.m4 changes.
483 Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
485 * v850.igen: Make break have a zero first field, since otherwise
486 it clashes with the DIVH instruction.
488 Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
490 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
491 sim_stopped instead of sim_signalled.
493 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
495 (illegal): Rename SIGILL to SIM_SIGILL.
497 * sim-main.h, simops.c, interp.c: Do not include signal.h.
499 * sim-main.h: Include sim-signal.h instead of signal.h.
500 (SIGTRAP, SIGQUIT): Delete definition.
501 (SIG_V850_EXIT): Delete definition.
503 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
505 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
507 Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
509 * interp.c (sim_open): Check state magic number.
510 (sim-assert.h): Include.
512 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * v850.igen: Add model filter field to records.
516 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
518 * configure: Regenerated to track ../common/aclocal.m4 changes.
520 Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
522 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
523 SIM_ENGINE_RESTART_HOOK.
525 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
527 * configure: Regenerated to track ../common/aclocal.m4 changes.
529 Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
531 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
533 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
534 architecture with MSB == 31.
536 Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
538 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
540 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
542 * configure: Regenerated to track ../common/aclocal.m4 changes.
544 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
546 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
547 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
548 (SIM_EXTRA_CFLAGS): Update.
550 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
552 * configure: Regenerated to track ../common/aclocal.m4 changes.
553 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
555 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
557 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
558 * configure: Regenerated to track ../common/aclocal.m4 changes.
560 Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
562 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
563 (disp22): Only shift left by 1, not 2.
564 ("jmp"): Ensure PC is 2 byte aligned.
566 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
567 v850.igen. Fix tracing.
569 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
570 "sld.w" insns to v850.igen. Fix tracing.
571 (OP_70): Ditto for "sld.hu".
573 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
575 * simops.c (condition_met): Make global.
577 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
579 (TRACE_LD_NAME): Define.
581 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
583 Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
585 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
587 * interp.c (hash): Delete.
589 * v850.igen (nop): Really do nothing.
591 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
593 * v850.igen (reti): Return to current PC not previous.
595 Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
597 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
598 (trace_module): Global, save component/module name across insn.
600 * simops.c: Move "bsh" to v850.igen, fix.
602 * v850.igen (callt): Load correct number of bytes. Fix tracing.
603 (stsr, ldsr): Correct src, dest fields. Fix tracing.
604 (ctret): Force alignment. Fix tracing.
606 Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
608 * simops.c (trace_output): Add result argument.
609 (trace_result): New function. Simpler version of trace_output,
610 assumes trace needed.
611 (trace_output): Call trace_result.
612 (trace_output): For IMM_REG_REG, trace correct register.
613 (trace_input): Add case for 16bit immediates.
614 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
616 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
617 (trace_values, trace_name, trace_pc, trace_num_values): Make
621 v850.insn (movea, stsr): Use.
622 (sxb, sxh, zxb, zxh): Ditto.
624 Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
626 * simops.c: Move "movea" from here.
627 * v850.igen: To here.
629 * v850.igen (simm16): Define, sign extend imm16.
630 (uimm16): Define, no sign extension.
631 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
633 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
635 * v850.igen: To here.
636 (switch): Fix off by two error in NIA calc.
638 Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
640 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
642 (trace_input): Just save pc, name and values for trace_output.
643 (trace_output): Write trace values to a buffer. Use
644 trace_one_insn to print trace info and buffer.
645 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
647 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
649 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
652 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
653 instructions from here.
654 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
657 * interp.c (sim_open): Set psw_mask if machine known.
659 Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
661 * v850-dc: Add rule to diferentiate between breakpoint and divh.
662 * v850.igen (break): New instruction, breakpoint simulator.
663 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
665 Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
667 * simops.c (Multiply64): Don't store into register zero.
669 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
671 * Makefile.in (semantics.o): Add dependency.
673 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
674 do not adjust CIA/NIA.
676 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
678 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
680 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
681 "divun", "pushml" code from here to v850.igen.
682 (divun): Make global.
683 (type3_regs): Make global
685 * v850.igen: Move simops.c code to here.
687 * interp.c (sim_create_inferior): For v850eq set US bit by
690 * interp.c (sim_open): Don't set arch, now set by
693 * configure: Regenerated to track ../common/aclocal.m4 changes.
695 Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
697 * simops.c (op_types): Move from here.
700 * sim-main.h (trace_input, trace_output), simops.c: Make global.
702 * simops.c (OP_60): Move "jmp" code from here.
703 * v850.igen (jmp): To here.
705 * simops.c (OP_60): Move "sld.bu" code from here.
706 * v850.igen (sld.bu): To here.
708 Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
710 * v850.igen (prepare, ...): Add to v850eq architecture.
712 * interp.c (sim_open): Default to v850eq.
714 * interp.c (sim_open): Default to v850e.
715 * sim-main.h (signal.h): Include.
717 * v850.igen (illegal): Report/halt illegal instructions.
719 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
721 * configure.in: Add reserved bits option.
722 * configure: Regenerate.
724 Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
726 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
728 * sim-main.h (INSN_NAME):
730 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
731 (SIM_EXTRA_DEPS): Add itable.h
732 (tmp-gencode): Does not depend on simops.h
734 * sim-main.h (itable.h): Include.
735 (MAX_INSNS, INSN_NAME): Define.
737 * interp.c: Compute inttype from the interrupt_names index that
740 Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
742 * simops.c (trace_input): Use trace_printf instead of
744 (trace_output): Ditto.
745 (trace_input): Only trace when TRACE_ALU_P. Delete code
746 disasembling instruction.
747 (trace_output): Only trace when TRACE_ALU_P.
749 Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
751 * simops.c (trace_input, trace_output): Use sim_io_printf.
752 (OP_620): Pass correct argument to trace.
754 (trace_input): Obtain prog_bfd, text_start et.al from simulator
757 Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
759 * v850.igen: New file.
762 Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
765 * sim-main.h (SEXT16): Delete, use EXTEND16.
766 (SEXT8): Delete, use EXTEND8.
767 (SEXT32): Delete, used?
768 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
769 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
771 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
773 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
774 replace with TRACE_INSN_P and TRACE_ALU_P.
776 * simops.c (trace_input, trace_output): Update.
778 * interp.c (sim_engine_run): Delete.
779 (lookup_hash): Delete.
780 (sim_open): Do not fill hash table.
783 Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
785 * simops.c (OP_FFFF): Use sim_engine_halt.
789 * sim-main.h (struct sim_cpu): Delete member exception. Using
792 * interp.c (sim_info): Do not do anything in sim-info.
793 (sim_stop): Delete, replace with sim-stop.
794 (sim_stop_reason): Delete, replace with sim-reason.
796 * sim-main.h (WITH_WATCHPOINTS): Define.
797 (WITH_MODULO_MEMORY): Define
799 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
802 * interp.c (enum interrupt_cond_type): Delete.
803 (struct interrupt_generator): Delete.
804 (enum interrupt_type): Drop int_none.
805 (sim_open): Initialize WATCHPOINT module.
806 (sim_resume, sim_run): Rename sim_resume to sim_run.
807 (sim_engine_run): Replace interrupt code with call to sim-events.
808 (sim_set_interrupt): Delete.
809 (sim_parse_number): Delete.
811 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
813 * configure: Regenerated to track ../common/aclocal.m4 changes.
815 Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
817 * simops.c (fetch_argv): New function, fetch a arg vector from
820 * configure.in: Check for fork, execve, execv.
821 * configure: Regenerate.
823 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
824 T2H_4 for byte swapping.
826 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
827 put_half, put_byte): Delete.
829 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
831 * sim-main.h (load_mem, store_mem): Redefine as macros.
832 (IMEM, IMEM_IMMED): New macros - fetch instructions.
834 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
835 transfer data via a buffer.
836 (fetch_str): New function, fetch string from memory.
838 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
840 * interp.c (sim_open): Establish memory maps using sim-memopt.c
842 (sim_do_command): Print error if memory-map command is used. Call
844 (map): Delete, replaced by sim-core.
845 (sim_memory_init): Delete, replaced by sim-core.
846 (sim_set_memory_map): Delete, replaced by sim-memopt.
847 (load_mem): Delete, replaced by sim-core.
848 (store_mem): Delete, replaced by sim-core.
849 (sim_write): Delete, replaced by sim-hrw.
850 (sim_read): Delete, replaced by sim-hrw.
852 * sim-main.h (struct sim_state): Remove memory members, using
855 Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
857 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
858 * interp.c (map): Do not add to a void pointer.
860 * Makefile.in (INCLUDE): Add sim-main.h
862 * configure.in: Check for time.h
863 * configure: Re-generate.
865 * interp.c (struct interrupt_generator): Make time unsigned long,
867 (sim_resume): Make oldpc SIM_ADDR.
868 (struct hash_entry): Make mask/opcode unsigned.
870 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
872 * simops.c (utime.h): Include if available.
873 (OP_10007E0): Check for UTIME function.
874 (divun): Put parentheses around shift argument.
875 (OP_640): Put parentheses around shift argument, was wrong.
876 (OP_107F0): Return something.
878 * interp.c (sim_parse_number): Use strtoul not strtol.
879 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
881 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
882 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
883 (SIM_AC_OPTION_HOST_ENDIAN): Add.
884 (AC_CHECK_FUNCS): Add utime.
885 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
886 configure: Regenerate.
889 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
890 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
891 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
892 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
893 (SIM_ENDIAN, SIM_WARNGINS): Define.
895 * simops.c (OP_10007E0): Use sim_io_* for transfers.
897 * interp.c (sim_resume): Pass sd around.
899 * simops.c (sim-main.h): Include.
901 * gencode.c (write_template): Generate #include sim-main.h.
902 (write_opcodes): Ditto.
904 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
905 (v850_callback): Ditto.
906 (sim_kind, myname): Ditto.
907 (lookup_hash): Pass SD. Use sim_io_error.
908 (sim_set_memory_map): Pass in SD, use.
909 (init_system): Pass in SD, use.
911 (sim_set_profile): Delete.
912 (sim_set_profile_size): Delete.
913 (do_interrupt): Pass in SD, use.
914 (sim_info): Use sim_io_printf.
915 (sim_create_inferior): Reset registers. Set PC from prog_bfd
917 (sim_load): Delete, use common/sim-hload.c
918 (sim_size): Rename to sim_memory_init.
919 (sim_write): Remove call to init_system.
920 (init_system): Delete.
921 (sim_set_callbacks): Delete.
922 (sim_set_interrupt): Pass in SD, use.
923 (start_time): Delete.
925 * v850_sim.h: Remove everything except `struct simops' from here.
926 * sim-main.h: Move most to here.
927 * gencode.c: Move #includes to here.
929 * sim-main.h(struct _sim_cpu): Rename struct _state.
930 (#define PC, et.al.): Update
931 (v850_callback): Delete. Replaced with SIM_DESC arg.
932 (int8, uint8, int16, uint16, int32, uint32): Define types using
933 unsigned8 et.al from common/sim-types.h.
934 * sim-main.h (State): Define as STATE_CPU.
936 Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
938 * configure.in: Check for time, chmod.
939 * configure: Regenerate.
940 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
942 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
944 (OP_10007E0): Check the existance each SYS_* macro independantly.
946 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
948 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
950 * configure: Regenerated to track ../common/aclocal.m4 changes.
953 Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
955 * interp.c (sim_kill): Delete.
956 (sim_create_inferior): Add ABFD argument.
957 (sim_load): Move setting of PC from here.
958 (sim_create_inferior): To here.
960 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
962 * configure: Regenerated to track ../common/aclocal.m4 changes.
965 Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
967 * interp.c (sim_open): Add ABFD argument.
969 Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
971 * simops.c (bsh): Only set CY flag if either of the bottom
974 * simops.c (prepare, dispose): Lower numbered
975 registers go to higher numbered address.
977 * simops.c (unsigned divide instructions): S bit set if result has
980 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
981 registers go to higher numbered address.
983 Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
985 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
986 interpretation of SR bit in list18 structure.
987 (divn, divun): New functions to perform N step divide functions.
989 Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
991 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
992 with US bit set in the PSW.
994 Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
996 * interp.c (sim_resume): Opcode functions return amount to be
997 added to PC and all opcodes take a standard format in the OP[]
1000 (do_format_*): Functions removed.
1002 * v850_sim.h (SP, EP): New register mnemonics.
1004 * gencode.c (write_header): Functions prototypes return an
1007 * simops.c: Opcode functions return amount to be added to PC.
1009 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
1011 * simops.c: Add support for v850e instructions.
1013 * simops.c: Add support for v850eq instructions.
1015 Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
1017 * interp.c (sim_open): Add callback argument.
1018 (sim_set_callbacks): Delete SIM_DESC argument.
1020 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1022 * configure: Regenerated to track ../common/aclocal.m4 changes.
1024 Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
1026 * interp.c (prog_bfd_was_opened_p): New static local.
1027 (prog_bfd): New global variable.
1028 (sim_open): Undo patch to add -E support.
1029 (sim_close): Close prog_bfd if sim_load opened it.
1030 (sim_load): Record bfd of loaded file in prog_bfd.
1031 * simops.c (prog_bfd): Renamed from exec_bfd.
1033 Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
1035 * interp.c (sim_stop): Stub function.
1037 Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
1039 * Makefile.in (SIM_OBJS): Add sim-load.o.
1040 * interp.c (sim_kind, myname): New static locals.
1041 (sim_open): Set sim_kind, myname. Ignore -E arg.
1042 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
1043 load file into simulator. Set start address from bfd.
1044 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1046 Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
1048 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
1049 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1051 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1053 * configure: Regenerated to track ../common/aclocal.m4 changes.
1056 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1058 * interp.c (sim_open): New arg `kind'.
1060 * configure: Regenerated to track ../common/aclocal.m4 changes.
1062 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1064 * configure: Regenerated to track ../common/aclocal.m4 changes.
1066 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1068 * configure: Regenerated to track ../common/aclocal.m4 changes.
1070 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1072 * configure: Re-generate.
1074 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1076 * configure: Regenerate to track ../common/aclocal.m4 changes.
1078 Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
1080 * interp.c (sim_open): New SIM_DESC result. Argument is now
1082 (other sim_*): New SIM_DESC argument.
1084 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1086 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1087 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1088 * configure.in: sinclude ../common/aclocal.m4.
1089 * configure: Regenerated.
1091 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1093 * configure configure.in Makefile.in: Update to new configure
1094 scheme which is more compatible with WinGDB builds.
1095 * configure.in: Improve comment on how to run autoconf.
1096 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1097 * Makefile.in: Use autoconf substitution to install common
1100 Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
1102 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
1105 Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
1107 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
1108 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
1109 SYS_gettimeofday and SYS_utime from MSVC.
1111 Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1113 * simops.c (OP_10007E0): Know that kill encodes the signal number
1114 via: 0xdead0000 | signal and turn it back into a signal.
1116 Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1118 * v850_sim.h (SIG_V850_EXIT): Define as -1.
1120 * interp.c (sim_open): Cast calloc function.
1121 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
1122 program exited with the appropriate exit code.
1123 (sim_set_interrupt): Declare buildargv.
1125 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
1126 type correct and work on big endian systems.
1128 Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
1130 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1131 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1132 * configure.in: Simplify using macros in ../common/aclocal.m4.
1133 Call AC_CHECK_HEADERS(unistd.h).
1134 * configure: Regenerated.
1135 * config.in: New file.
1136 * simops.c: #include "config.h". #include <unistd.h> if present.
1138 Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
1140 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1141 (EIPC, etc): New macros for system registers.
1142 * simops.c, interp.c: Use everywhere.
1144 * interp.c: Add support for interrupts issued by interrupt
1145 generators, either PC- or time-based. Controlled by simulator
1146 command "sim interrupt".
1148 * interp.c: Add support for variable-size allocation of memory,
1149 via simulator command "sim memory-map".
1150 (map): Issue SIGSEGV for references to invalid memory regions.
1152 Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
1154 * simops.c: Include <sys/time.h> for struct timeval and
1157 Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
1159 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1161 * simops.c (OP_10007E0): Handle SYS_time.
1163 Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
1165 * simops.c: Include <sys/stat.h>.
1166 (OP_10007E0): Handle SYS_stat.
1168 Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
1170 * simops.c (OP_10007E0): Don't declare errno.
1172 * simops.c (OP_500): Mask off low bit in displacement
1174 (OP_501): Similarly.
1176 * simops.c (OP_500): Fix displacement handling for sld.w.
1177 (OP_501): Similarly for sst.w.
1179 * simops.c (trace_input): Remove all references to SEXT7.
1180 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1181 is zero extended for sst/sld instructions.
1182 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
1183 was incorrect anyway).
1185 Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1187 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
1189 * gencode.c (write_opcodes): Pad operands field to account for
1191 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
1192 doesn't support it. (Why is this here in the first place?!?)
1193 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
1194 Change number of operands in struct simops from 9 to 6. Define
1195 SIGTRAP and SIGQUIT for MSVC.
1197 Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
1199 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
1200 * (map): Add support for external mem in the 1->2 meg range.
1201 Also, abort() when memory access is way out of bounds. (Better to
1202 die than to give wrong result. (This will be fixed later.))
1203 * (sim_size): MEM_SIZE is now bytes, not shift factor.
1205 Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1207 * simops.c (trace_input): Swapped order of operands for output
1208 output of OP_IMM_REG. Changed the fetching of the operands for
1209 OP_LOAD32, and OP_STORE32 to work like op-function.
1211 Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1213 * interp.c: Move includes of remote-sim.h and callback.h to
1215 * (lookup_hash): Add PC to report of hash failure.
1216 * (map load_mem store_mem): New memory subsystem. Models V851
1218 * (sim_write sim_read): Use new memory subsystem.
1219 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1220 to make user-defined traps work right.
1221 * simops.c (OP_*): Use new memory subsystem.
1222 * (OP_14007E0 (reti)): Implement reti.
1223 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1224 trap 31. Use new memory subsystem.
1225 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1226 load_mem in RLW macro.
1228 Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1230 * gencode.c (write_opcodes): Output hex values for opcode mask
1232 * interp.c (sim_resume): Save and restore PC from the appropriate
1234 * (sim_fetch_register sim_store_register): Fix byte-order problem
1235 with reading and writing registers.
1236 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1238 Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1240 * simops.c (trace_input): Fix thinko.
1242 Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1244 * simops.c (exec_bfd): Rename from sim_bfd.
1245 (trace_input): Ditto.
1247 Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1249 * simops.c (trace_input): Use find_nearest_line to print line
1250 number, function name or file name of PC.
1252 Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1254 * simops.c: Add tracing support. Use SEXTxx macros instead of
1255 doing hardwired shifts.
1257 * configure.in (--enable-sim-cflags): Add switch to add additional
1258 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1260 * configure: Regenerate.
1262 * Makefile.in: Don't require a VPATH capable make if configuring
1263 in the same directory. Don't use CFLAGS for configuration flags.
1264 Add flags from --enable-sim-cflags. Support canadian cross
1265 builds. Rebuild whole simulator if include files change.
1267 * interp.c (v850_debug): New global for debugging.
1268 (lookup_hash,sim_size,sim_set_profile): Use
1269 printf_filtered callback, instead of calling printf directly.
1270 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1272 * v850_sim.h: Use limits.h to set the various sized types.
1273 (SEXT{5,7,16,22}): New macros.
1275 Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1277 * interp.c (hash): Make this an inline function
1278 when compiling with GCC. Simplify.
1279 * simpos.c: Explicitly include "sys/syscall.h". Remove
1280 some #if 0'd code. Enable more emulated syscalls.
1282 Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1284 * interp.c: Fix sign bit handling for add and sub instructions.
1286 Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1288 * gencode.c: Fix various indention & style problems.
1289 Remove test code. Remove #if 0 code.
1290 * interp.c: Provide prototypes for all static functions.
1291 Fix minor indention problems.
1292 (sim_open, sim_resume): Remove unused variables.
1293 (sim_read): Return type is "int".
1294 * simops.c: Remove unused variables.
1295 (divh): Make result of divide-by-zero zero.
1296 (setf): Initialize result to keep compiler quiet.
1297 (sar instructions): These just clear the overflow bit.
1298 * v850_sim.h: Provide prototypes for put_byte, put_half
1301 * interp.c: OP should be an array of 32bit operands!
1302 (v850_callback): Declare.
1303 (do_format_5): Fix extraction of OP[0].
1304 (sim_size): Remove debugging printf.
1305 (sim_set_callbacks): Do something useful.
1306 (sim_stop_reason): Gross hacks to get c-torture running.
1307 * simops.c: Simplify code for computing targets of bCC
1308 insns. Invert 's' bit if 'ov' bit is set for some
1309 instructions. Fix 'cy' bit handling for numerous
1310 instructions. Make the simulator stop when a halt
1311 instruction is encountered. Very crude support for
1312 emulated syscalls (trap 0).
1313 * v850_sim.h: Include "callback.h" and declare
1314 v850_callback. Items in the operand array are 32bits.
1316 Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1318 * interp.c (sim_resume): Fix code to check for a format 3
1320 * simops.c: bCC insns only argument is a constant, not a
1321 register value (duh...)
1323 Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1325 * simops.c: Fix "not1" and "set1".
1327 * simops.c: Don't forget to initialize temp for
1330 * interp.c: Remove various debugging printfs.
1332 * simops.c: Fix satadd, satsub boundary case handling.
1334 * interp.c (hash): Fix.
1335 * interp.c (do_format_8): Get operands correctly and
1336 call the target function.
1337 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1339 Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1341 * interp.c (do_format_4): Get operands correctly and
1342 call the target function.
1343 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1344 "sst.h", and "sst.w".
1346 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1347 accordingly. Remove many unused definitions.
1348 * interp.c: The V850 doesn't have split I&D spaces. Change
1350 (get_longlong, get_longword, get_word): Deleted.
1351 (write_longlong, write_longword, write_word): Deleted.
1352 (get_operands): Deleted.
1353 (get_byte, get_half, get_word): New functions.
1354 (put_byte, put_half, put_word): New functions.
1355 * simops.c: Remove unused functions. Rough cut at
1356 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1358 * v850_sim.h (struct _state): Remove "psw" field. Add
1360 (PSW): Remove bogus definition.
1361 * simops.c: Change condition code handling to use the psw
1362 register within the sregs array. Handle "ldsr" and "stsr".
1364 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1366 * interp.c (do_format_5): Get operands correctly and
1367 call the target function.
1368 (sim_resume): Don't do a PC update for format 5 instructions.
1369 * simops.c: Handle "jarl" and "jmp" instructions.
1371 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1372 "di", and "ei" instructions correctly.
1374 * interp.c (do_format_3): Get operands correctly and call
1375 the target function.
1376 * simops.c: Handle bCC instructions.
1378 * simops.c: Add condition code handling to shift insns.
1379 Fix minor typos in condition code handling for other insns.
1381 * Makefile.in: Fix typo.
1382 * simops.c: Add condition code handling to "sub" "subr" and
1383 "divh" instructions.
1385 * interp.c (hash): Update to be more accurate.
1386 (lookup_hash): Call hash rather than computing the hash
1388 (do_format_1_2): Handle format 1 and format 2 instructions.
1389 Get operands correctly and call the target function.
1390 (do_format_6): Get operands correctly and call the target
1392 (do_formats_9_10): Rough cut so shift ops will work.
1393 (sim_resume): Tweak to deal with format 1 and format 2
1394 handling in a single funtion. Don't update the PC
1395 for format 3 insns. Fix typos.
1396 * simops.c: Slightly reorganize. Add condition code handling
1397 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1398 and "not" instructions.
1399 * v850_sim.h (reg_t): Registers are 32bits.
1400 (_state): The V850 has 32 general registers. Add a 32bit
1401 psw and pc register too. Add accessor macros
1403 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1404 changes from the d10v simulator.
1406 * simops.c: Add shift support.
1408 * simops.c: Add multiply & divide support. Abort for system
1411 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1412 and subr. No condition codes yet.
1414 Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1416 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1417 gencode.c, interp.c, simops.c: Created.