sim/m68hc11/ChangeLog

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