sim/m68hc11/ChangeLog

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