sim/m68hc11/ChangeLog

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