sim/m68hc11/ChangeLog

   1 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure: Regenerate.
   4
   5 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * config.in, configure: Regenerate.
   8
   9 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * interp.c (sim_open): Mark argv const.
  12         (sim_create_inferior): Mark argv and env const.
  13
  14 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
  15
  16         * configure: Regenerate.
  17
  18 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  19
  20         * interp.c (sim_open): Update sim_parse_args comment.
  21
  22 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  23
  24         * sim-main.h (sim_state): Delete devices member.
  25
  26 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  27
  28         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
  29         * configure: Regenerate.
  30
  31 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
  32
  33         * configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
  34         * configure: Regenerate.
  35
  36 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
  37
  38         * configure.ac: Change LITTLE_ENDIAN to BIG_ENDIAN.
  39         * configure: Regenerate.
  40
  41 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
  42
  43         * imterp.c (sim_open): Delete current_alignment and
  44         current_target_byte_order assignments.
  45         * configure.ac: Call SIM_AC_OPTION_ENDIAN.
  46         * configure: Regenerate.
  47
  48 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
  49
  50         * wrapper.c (m68hc11_reg_store, m68hc11_reg_fetch): Define.
  51         (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
  52         (sim_store_register): Rename to ...
  53         (m68hc11_reg_store): ... this.  Delete local cpu var.
  54         (sim_fetch_register): Rename to ...
  55         (m68hc11_reg_fetch): ... this.  Delete local cpu var.
  56
  57 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
  58
  59         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
  60
  61 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
  62
  63         * config.in, configure: Regenerate.
  64
  65 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
  66
  67         * sim-main.h (SIM_HANDLES_LMA): Delete.
  68
  69 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
  70
  71         * sim-main.h (WITH_WATCHPOINTS): Delete.
  72
  73 2015-11-17  Mike Frysinger  <vapier@gentoo.org>
  74
  75         * sim-main.h (WITH_MODULO_MEMORY): Delete.
  76
  77 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
  78
  79         * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
  80
  81 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
  82
  83         * Makefile.in (SIM_OBJS): Delete sim-load.o.
  84
  85 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
  86
  87         * interp.c (sim_close): Delete.
  88
  89 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
  90
  91         * configure: Regenerate.
  92
  93 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
  94
  95         * configure: Regenerate.
  96
  97 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
  98
  99         * configure: Regenerate.
 100
 101 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
 102
 103         * interp.c (interrupt_names): Delete.
 104
 105 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
 106
 107         * Makefile.in (SIM_OBJS): Add sim-resume.o
 108         * interp.c (has_stepped, sim_resume): Delete.
 109
 110 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
 111
 112         * interp.c (INLINE): Delete define.
 113
 114 2015-04-29  Nick Clifton  <nickc@redhat.com>
 115
 116         PR 18273
 117         * gencode.c (gen_fetch_operands): Remove unreachable code.
 118
 119 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 120
 121         * sim-main.h (SIM_CPU): Delete.
 122
 123 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 124
 125         * sim-main.h (sim_cia): Delete.
 126
 127 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 128
 129         * sim-main.h (CIA_GET, CIA_SET): Delete.
 130
 131 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 132
 133         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 134         * sim-main.h (STATE_CPU): Delete.
 135
 136 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 137
 138         * configure: Regenerate.
 139
 140 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 141
 142         * Makefile.in (SIM_OBJS): Add sim-cpu.o.
 143         * interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
 144         (sim_open): Declare new local var i.  Call sim_cpu_alloc_all.
 145         Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
 146         (sim_pc_get): Delete.
 147         * sim-main.h (SIM_CPU): Define.
 148         (STATE_CPU): Drop &.
 149         (struct sim_state): Change cpu to an array of pointers.
 150
 151 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 152
 153         * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
 154
 155 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 156
 157         * m68hc11_sim.c (cpu_get_indexed_operand_addr,
 158         cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
 159         variable to restricted.
 160         * sim-main.h (cpu_get_indexed_operand_addr): Likewise.
 161
 162 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
 163
 164         * interp.c (sim_pc_get): New function.
 165
 166 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
 167
 168         * compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
 169         sim_size, sim_trace): Delete.
 170         * sim-main.h (sim_set_profile, sim_set_profile_size): Delete.
 171
 172 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
 173
 174         * configure: Regenerate.
 175
 176 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
 177
 178         * configure: Regenerate.
 179
 180 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
 181
 182         * configure: Regenerate.
 183         * configure.ac (m68hc11_extra_objs): Delete.
 184         * Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
 185         (SIM_EXTRA_OBJS): Delete.
 186
 187 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 188
 189         * config.in, configure: Regenerate.
 190
 191 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 192
 193         * Makefile.in (SIM_RUN_OBJS): Delete.
 194
 195 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 196
 197         * configure.ac (AC_CHECK_HEADERS): Delete.
 198         * aclocal.m4, configure: Regenerate.
 199
 200 2014-08-19  Alan Modra  <amodra@gmail.com>
 201
 202         * configure: Regenerate.
 203
 204 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 205
 206         * configure: Regenerate.
 207         * config.in: Regenerate.
 208
 209 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 210
 211         * configure: Regenerate.
 212
 213 2013-09-23  Alan Modra  <amodra@gmail.com>
 214
 215         * configure: Regenerate.
 216
 217 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 218
 219         * aclocal.m4, configure: Regenerate.
 220
 221 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 222
 223         * configure: Rebuild.
 224
 225 2013-03-26  Mike Frysinger  <vapier@gentoo.org>
 226
 227         * configure: Regenerate.
 228
 229 2013-03-23  Joel Sherrill  <joel.sherrill@oarcorp.com>
 230
 231         * configure.ac: Use $SIM_DV_SOCKSER_O.
 232         * configure: Regenerated.
 233
 234 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 235
 236         * config.in, configure: Regenerate.
 237
 238 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 239
 240         * aclocal.m4, config.in, configure: Regenerate.
 241
 242 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 243
 244         * aclocal.m4: New file.
 245         * configure: Regenerate.
 246
 247 2011-10-19  Mike Frysinger  <vapier@gentoo.org>
 248
 249         * configure: Regenerate after common/acinclude.m4 update.
 250
 251 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 252
 253         * configure.ac: Change include to common/acinclude.m4.
 254
 255 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 256
 257         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 258         call.  Replace common.m4 include with SIM_AC_COMMON.
 259         * configure: Regenerate.
 260
 261 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
 262
 263         * interp.c (sim_do_command): Delete.
 264
 265 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 266
 267         * configure: Regenerate.
 268
 269 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 270
 271         * config.in: Regenerate.
 272         * configure: Likewise.
 273
 274         * configure: Regenerate.
 275
 276 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 277
 278         * configure: Regenerate to track ../common/common.m4 changes.
 279         * config.in: Ditto.
 280
 281 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 282             Daniel Jacobowitz  <dan@codesourcery.com>
 283             Joseph Myers  <joseph@codesourcery.com>
 284
 285         * configure: Regenerate.
 286
 287 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 288
 289         * config.in: Regenerate.
 290
 291 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 292
 293         * configure: Regenerated.
 294
 295 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 296
 297         * configure: Regenerated.
 298
 299 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 300
 301         * configure: Regenerated.
 302
 303 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
 304
 305         * configure: Regenerate.
 306
 307 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 308
 309         * configure: Regenerate.
 310
 311 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 312
 313         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 314         explicit call to AC_CONFIG_HEADER.
 315         * configure: Regenerate.
 316
 317 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 318
 319         * configure: Regenerated to track ../common/aclocal.m4 changes.
 320
 321 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 322
 323         * configure.ac: Rename configure.in, require autoconf 2.59.
 324         * configure: Re-generate.
 325
 326 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 327
 328         * configure: Regenerate for ../common/aclocal.m4 update.
 329
 330 2004-06-15  Alan Modra  <amodra@bigpond.net.au>
 331
 332         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
 333         instead of bfd_get_section_size_before_reloc.
 334
 335 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 336
 337         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
 338         control the translation.
 339         (m68hc11tim_print_timer): Update cycle_to_string conversion.
 340         (m68hc11tim_timer_event): Fix handling of output
 341         compare register with its interrupts.
 342         (m68hc11tim_io_write_buffer): Check output compare
 343         after setting M6811_TMSK1.
 344         (m68hc11tim_io_read_buffer): Fix compilation warning.
 345         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
 346         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 347         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
 348         * interrupts.c (interrupts_info): Likewise.
 349         (interrupts_reset): Recognize bootstrap mode.
 350         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
 351         (_sim_cpu): Add cpu_start_mode.
 352         (cycle_to_string): Add flags member.
 353         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 354         (cpu_options): Declare new option bootstrap.
 355         (cpu_option_handler): Handle it.
 356         (cpu_info): Update call to cycle_to_string.
 357
 358 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 359
 360         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 361         the physical address in virtual address.
 362         (struct _sim_cpu): Add memory bank members.
 363         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 364         * interp.c (sim_hw_configure): Create memory bank according to memory
 365         bank parameters.
 366         (sim_get_bank_parameters): New function to obtain memory bank config
 367         from the symbol table.
 368         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 369         (sim_open): Call sim_prepare_for_program.
 370         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 371         to check if address is within bank window.
 372         (m68hc11cpu_io_read_buffer): Likewise.
 373         (attach_m68hc11_regs): Map the memory bank according to memory bank
 374         parameters.
 375
 376 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 377
 378         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 379
 380 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 381             Gary Piercey <gpiercey@northstar-technical.com>
 382
 383         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 384         * sim-main.h (print_io_word): Declare.
 385         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 386         (tflg1_desc): Likewise for TFLG1.
 387         (m68hc11tim_info): Print input and output compare registers
 388
 389 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
 390
 391         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 392         to 32 to support memory bank switching; temporarily use 32-bit for
 393         WORD_BITSIZE to avoid a bug in sim-common.
 394
 395 2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>
 396
 397         * interp.c (sim_fetch_register): Only store a single byte for
 398         1 byte registers.
 399
 400 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 401
 402         * interp.c (sim_prepare_for_program, sim_open)
 403         (sim_create_inferior): Rename _bfd to bfd.
 404
 405 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 406
 407         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 408
 409 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 410
 411         * interp.c (sim_prepare_for_program): Look up the image for the
 412         reset vector and set cpu_use_elf_start to 1 if not found.
 413         (sim_open): Do not set cpu_use_elf_start.
 414
 415 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 416
 417         * interp.c (sim_hw_configure): Return 1 for success.
 418         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 419         return SIM_RC_FAIL.
 420
 421 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 422
 423         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 424         bank window to some virtual address to read from extended memory.
 425         (m68hc11cpu_io_write_buffer): Likewise for writing.
 426         (attach_m68hc11_regs): When use_bank property is defined, attach
 427         to the 68HC12 16K memory bank window.
 428         * interp.c (sim_hw_configure): Create memory region for banked
 429         memory.
 430
 431 2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>
 432
 433         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 434         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 435         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 436
 437 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 438
 439         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 440         when IO mapping changed, not when internal RAM mapping is changed.
 441
 442 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 443
 444         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 445         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 446         (m6811_regs): Add page register.
 447         (cpu_set_page, cpu_get_page): New macros.
 448         (phys_to_virt): New function.
 449         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 450         * gencode.c: Identify indirect addressing mode for call and fix daa.
 451         (gen_function_entry): New param to tell if src8/dst8 locals are
 452         necessary.
 453         (gen_interpreter): Use it to avoid generation of unused variables.
 454         * interp.c (sim_fetch_register): Allow to read page register; page
 455         register, A, B and CCR are only 1 byte wide.
 456         (sim_store_register): Likewise for writing.
 457
 458 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 459
 460         * configure: Regenerated to track ../common/aclocal.m4 changes.
 461
 462 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 463
 464         * Makefile.in (INCLUDE): Update path to callback.h.
 465         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 466
 467 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 468
 469         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 470         (cpu_move16): Likewise.
 471         (sim_memory_error): Use sim_io_printf.
 472         (cpu_option_handler): Fix compilation warning.
 473         * interp.c (sim_hw_configure): Fix compilation warning;
 474         remove m68hc12sio@2 device.
 475         (sim_open): Likewise.
 476         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 477         flags when reset.
 478         (cycle_to_string): Improve convertion of cpu cycle number.
 479         (m68hc11tim_info): Print info about PACNT.
 480         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 481         TCTL1 and TCTL2 registers.
 482         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 483
 484 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 485
 486         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 487         cpu struct.
 488         (sim_hw_configure): Connect the capture input/output events.
 489         * sim-main.h (_sim_cpu): New member hw_cpu.
 490         (m68hc11cpu_set_oscillator): Declare.
 491         (m68hc11cpu_clear_oscillator): Declare.
 492         (m68hc11cpu_set_port): Declare.
 493         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 494         (m68hc11cpu_ports): New input ports and output ports to reflect
 495         the HC11 IOs.
 496         (m68hc11_delete): Cleanup any running oscillator.
 497         (attach_m68hc11_regs): Create the input oscillators.
 498         (make_oscillator): New function.
 499         (find_oscillator): New function.
 500         (oscillator_handler): New function.
 501         (reset_oscillators): New function.
 502         (m68hc11cpu_port_event): Handle the new input ports.
 503         (m68hc11cpu_set_oscillator): New function.
 504         (m68hc11cpu_clear_oscillator): New function.
 505         (get_frequency): New function.
 506         (m68hc11_option_handler): New function.
 507         (m68hc11cpu_set_port): New function.
 508         (m68hc11cpu_io_write): Post the port output events.
 509         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 510         the output port value.
 511         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 512         by latching the TCNT value in the register.
 513
 514 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 515
 516         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 517         (cpu_frame_reg, cpu_print_frame): Remove.
 518         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 519         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 520         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 521         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 522         * m68hc11_sim.c (cpu_find_frame): Remove.
 523         (cpu_create_frame_list): Remove.
 524         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 525         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 526         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 527         (cpu_update_frame): Likewise.
 528         (cpu_return): Likewise.
 529         (cpu_reset): Likewise.
 530         (cpu_initialize): Likewise.
 531         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 532
 533 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 534
 535         * interrupts.c (interrupts_reset): New function, setup interrupt
 536         vector address according to cpu mode.
 537         (interrupts_initialize): Move reset portion to the above.
 538         (interrupt_names): New table to give a name to interrupts.
 539         (idefs): Handle pulse accumulator interrupts.
 540         (interrupts_info): Print the interrupt history.
 541         (interrupt_option_handler): New function.
 542         (interrupt_options): New table of options.
 543         (interrupts_update_pending): Keep track of when interrupts are
 544         raised and implement breakpoint-on-raise-interrupt.
 545         (interrupts_process): Keep track of when interrupts are taken
 546         and implement breakpoint-on-interrupt.
 547         * interrupts.h (struct interrupt_history): Define.
 548         (struct interrupt): Keep track of the interrupt history.
 549         (interrupts_reset): Declare.
 550         (interrupts_initialize): Update prototype.
 551         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 552         (cpu_initialize): Cleanup.
 553
 554 2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 555
 556         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 557         address.
 558         (m68hc11eepr_port_event): Fix detach/attach logic.
 559
 560 2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 561
 562         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 563         * interp.c (sim_resume): New function from sim-resume.c, install
 564         the stepping event after having processed the pending ticks.
 565         (has_stepped): Likewise.
 566         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 567
 568 2001-07-10  Andrew Cagney  <ac131313@redhat.com>
 569
 570         * Makefile.in (gencode): Provide explicit path to gencode.c.
 571
 572 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 573
 574         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 575         (m68hc12int.c): Generate using gencode -m6812.
 576         (m68hc11int.c): Likewise with -m6811.
 577
 578         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 579         (m6811_page1_opcodes): Remove duplicate entries.
 580         (m6811_page2_opcodes): Likewise.
 581         (m6811_page3_opcodes): Likewise.
 582         (m6811_page4_opcodes): Likewise.
 583         (m6812_page1_opcodes): New table for 68HC12 instructions.
 584         (m6812_page2_opcodes): Likewise.
 585         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 586         (gen_save_result): Likewise.
 587         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 588         (cmp_opcode): New function for opcode comparision.
 589         (prepare_table): Sort the opcodes.
 590         (gen_interpreter): Prepare all the tables and generate either
 591         a 68HC11 or a 68HC12 simulator.
 592         (main): New options -m6811 and -m6812.
 593
 594         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 595         (cpu_special): Simulation of some 68HC12 instructions.
 596         (cpu_exg): New function.
 597         (cpu_dbcc): Likewise.
 598         (cpu_fetch_relbranch16): Likewise.
 599         (cpu_push_all): Push according to 68HC11 or 68HC12.
 600         (cpu_move16): Likewise.
 601         (cpu_move8): Likewise.
 602         (cpu_get_indexed_operand16): Likewise.
 603         (cpu_get_indexed_operand8): Likewise.
 604         (cpu_get_indexed_operand_addr): Likewise.
 605         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 606         (cpu_reset): Setup INIT register according to architecture.
 607
 608         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 609         (_sim_cpu): Keep track of the cpu being simulated.
 610         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 611         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 612         (cpu_m68hc11_pop_uint8): Likewise.
 613         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 614         (cpu_m68hc12_pop_uintxx): Likewise.
 615         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 616         (cpu_fetch_relbranch16): Likewise.
 617         (cpu_interp_m6811): Rename of cpu_interp.
 618         (cpu_interp_m6812): New function.
 619         * interp.c (free_state): New function.
 620         (dev_list_68hc12): New table.
 621         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 622         (sim_hw_configure): New function.
 623         (sim_prepare_for_program): New function.
 624         (sim_open): Use above new functions.
 625         (sim_close): Call free_state().
 626         (sim_info): Print info according to cpu.
 627         (sim_create_inferior): Use sim_prepare_for_program.
 628         (sim_do_command): Configure the hardware after a change of the
 629         architecture.
 630
 631 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 632
 633         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 634         pending interrupts.
 635         * interrupts.c (interrupts_process): Keep track of the last number
 636         of masked insn cycles.
 637         (interrupts_initialize): Clear last number of masked insn cycles.
 638         (interrupts_info): Report them.
 639         (interrupts_update_pending): Compute clear and set masks of
 640         interrupts and clear the interrupt bits before setting them
 641         (due to SCI interrupt sharing).
 642         * interrupts.h (struct interrupts): New members last_mask_cycles
 643         and xirq_last_mask_cycles.
 644
 645 2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 646
 647         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 648         instead of a hard-coded value.
 649         (m68hc11cpu_io_write_buffer): Likewise.
 650         (dv_m68hc11_descriptor): Define a 68hc12 device.
 651         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 652         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 653         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 654         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 655
 656 2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 657
 658         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 659         (m68hc11cpu_delete): Delete handler to detach the address space.
 660
 661 2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 662
 663         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 664         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 665         instead of free and malloc.
 666
 667 2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 668
 669         * Makefile.in: Was missing from initial patch.
 670
 671 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 672
 673         * interp.c (sim_store_register): Remove soft register hack.
 674         (sim_fetch_register): Likewise.
 675         (sim_create_inferior): Likewise.
 676         * sim-main.h: Likewise.
 677
 678 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 679
 680         * interrupts.c (interrupts_update_pending): Clear the mask of
 681         pending interrupts here.
 682         (interrupts_get_current): Don't clear the mask of pending interrupts.
 683
 684 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 685
 686         * sim-main.h: Define cycle_to_string.
 687         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 688         the cpu cycle into some formatted time string.
 689         (m68hc11tim_print_timer): Use it.
 690         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 691         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 692         * interrupts.c (interrupts_info): Likewise.
 693         * m68hc11_sim.c (cpu_info): Likewise.
 694
 695 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 696
 697         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 698         interrupt and compare events accurately.  Take into account the
 699         pending ticks not processed by the simulator yet (introduced a shift).
 700         (m68hc11_port_event): Reset the timer interrupt delays.
 701         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 702         (m68hc11tim_io_write_buffer): Likewise for write.
 703         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 704
 705 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 706
 707         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 708         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 709         (m68hc11spi_info): Clarify the status report
 710         of the SPI when a byte is being sent.
 711         (m68hc11spi_clock): Fix the spi send frame.
 712
 713 2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 714
 715         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 716         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 717         whether the eeprom is currently mapped or not.
 718         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 719         or map the eeprom.  Update the flag to reflect the current state.
 720         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 721         (m68hc11eepr_finish): Remove overlap hack.
 722         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 723         config and control registers.
 724         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 725         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 726         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 727         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 728         (attach_m68hc11spi_regs): Likewise.
 729         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 730         (attach_m68hc11tim_regs): Likewise.
 731         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 732         (attach_m68hc11sio_regs): Likewise.
 733         * interp.c (sim_open): Likewise.
 734         * dv-nvram.c (attach_nvram_regs): Likewise.
 735
 736 Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 737
 738         * configure, config.in: Regenerate.
 739
 740 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 741
 742         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 743         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 744         (dv_m6811_detach_address_callback): New function to detach a
 745         device from an address space.
 746         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 747         config register according to --cpu-config option.
 748         * sim-main.h (_sim_cpu): Add cpu_config member.
 749         * interp.c (sim_open): Delete specific simulator options.
 750         * m68hc11_sim.c (cpu_option_handler): New options
 751         --emulos and -cpu-config <val> to configure the simulator.
 752         (cpu_initialize): Initialize cpu_config member.
 753
 754 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 755
 756         * emulos.c: Fix indentation and comments.
 757         * gencode.c: Likewise.
 758         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 759         (m68hc11tim_io_write_buffer): Write compare registers and
 760         setup compare event.
 761         * interp.c: Remove unused global variables.
 762         * interrupts.c (idefs): New compare interrupts.
 763         Fix indentation and comments.
 764         * interrupts.h: Likewise.
 765
 766 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 767
 768         * dv-m68hc11sio.c: Fix indentation and comments.
 769         Remove INT_PORT.
 770         * dv-m68hc11.c: Fix indentation and comments.
 771         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 772         * m68hc11_sim.c (cpu_reset): To here.
 773         * dv-m68hc11eepr.c: Fix indentation and comments.
 774
 775 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 776
 777         * dv-nvram.c: New file, rename from dv-pram.c.
 778         * dv-pram.c: Delete file.
 779         * sim-main.h: Incorporate m68hc11_sim.h.
 780         * m68hc11_sim.h: Delete file.
 781         * configure.in: Rename pram into nvram.
 782         * interp.c (sim_open): Likewise in creation of device tree.
 783
 784 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 785
 786         * interp.c (sim_open): Create the SPI device.
 787         * dv-m68hc11spi.c: New file for SPI device simulation.
 788         * configure.in (hw_extra_devices): Add SPI device.
 789
 790 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 791
 792         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 793         (interrupts_process): Separate IRQ and XIRQ accounting.
 794         (interrupts_info): Report XIRQ accounting.
 795         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 796
 797 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
 798
 799         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 800         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 801         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 802         configuration from the 'mode' device tree property.
 803         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 804         configuration.
 805
 806 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
 807
 808         * sim-main.h: Remove WITH_TARGET_* defines.
 809         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 810
 811 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
 812
 813         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 814         1200 baud when cpu is in bootstrap mode.
 815
 816         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 817         write in the TCTN timer register.
 818
 819         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 820         by 4 to obtain the E clock frequency.
 821         (sccr2_desc): Use M6811_TIE for TIE bit.
 822         (m68hc11sio_info): Fix baud rate report.
 823
 824         * dv-m68hc11tim.c (to_realtime): Likewise.
 825
 826         * interp.c (sim_open): When building device tree, only provide
 827         devices that do not exist yet.
 828
 829         * emulos.c: Fix compilation pb under Windows.
 830
 831         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 832         from the 'clock' property.
 833
 834 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
 835
 836         * m68hc11_sim.h (*_REGNUM): Define.
 837         (_sim_cpu): New member cpu_page0_reg table.
 838         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 839         addresses of soft registers in .page0.
 840         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 841         to get/set soft registers.
 842
 843 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 844
 845         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 846         returning random values.
 847
 848 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 849
 850         * gencode.c: Fix "subb N,x" that used a instead of b.
 851
 852 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 853
 854         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 855
 856 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 857
 858         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 859
 860 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 861
 862         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 863         register region in the m68hc11cpu struct.
 864         (m68hc11cpu_io_write): When the IO mapping addres changes,
 865         detach the register region and re-attach it at the new address.
 866         (m68hc11cpu_io_read_buffer): Renamed base_address into
 867         attach_address.
 868         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 869         to m68hc11cpu_io_write.
 870
 871 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 872
 873         * gencode.c: For sbc8, check the carry and increment the source
 874         before trying to set the carry for the result.
 875
 876 1999-05-24  John S. Kallal <kallal@voicenet.com>
 877
 878         * interp.c (sim_get_info): Don't crash if the command line is 0.
 879         Define prototype for sim_get_info() and init_system().
 880         (sim_info): Correct call to sim_get_info().
 881
 882 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 883
 884         * configure.in: Recognize m6811-*-*.
 885         * configure: Regenerate.
 886         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 887         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 888         Correct the computation of carry of 8 and 16-bits add and subtract.
 889         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 890         overflow set in a different manner than add).
 891
 892 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 893
 894         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 895         trace message.
 896         * interp.c (sim_open, sim_create_inferior): Initialize the
 897         cpu_elf_start from the ELF header.
 898         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 899         (cpu_restart): Use cpu_elf_start as the starting address when
 900         the flag is set.
 901         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 902         exits the simulator (exit status is in D).
 903         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 904         cpu_elf_star to start execution at address specified in ELF file.
 905
 906 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 907
 908         * Makefile.in, config.in, configure, configure.in: New files.
 909         * gencode.c: New file, generation of 68HC11 interpreter.
 910         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 911         for interpreter.
 912         * interrupts.c, interrupts.h: New files, management of interrupts.
 913         * interp.c, sim-main.h,
 914         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 915         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 916         68HC11 (dv-pram.c is generic and could probably migrate to common).
 917         * emulos.c: New file, basic emulation of some os.