sim/sh/ChangeLog

   1 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
   2
   3         * acconfig.h: Remove.
   4         * config.in: Regenerate.
   5
   6 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
   7
   8         * configure: Regenerated.
   9
  10 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  11
  12         * configure: Regenerated.
  13
  14 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  15
  16         * configure: Regenerated.
  17
  18 2005-11-10  Andrew Stubbs  <andrew.stubbs@st.com>
  19
  20         * interp.c (sim_memory_size): Use same amount of memory on Windows as
  21         elsewhere.
  22
  23 2005-09-19  J"orn Rennecke <joern.rennecke@st.com>
  24
  25         * interp.c (<sys/mman.h>): Include.
  26         (mcalloc): New function / macro.
  27         (mfree): New macro.
  28         (sim_size): Use mcalloc and mfree.
  29
  30 2005-08-02  J"orn Rennecke <joern.rennecke@st.com>
  31
  32         * interp.c (strswaplen): Add one for '\0' delimiter.
  33
  34 2005-06-16  Daniel Jacobowitz  <dan@codesourcery.com>
  35
  36         * gencode.c (tab): Avoid lvalue casts.  Suggested by
  37         Ralf Corsepius <ralf.corsepius@rtems.org>.
  38
  39 2005-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
  40
  41         * gencode.c (tab): Avoid inserting code before variables all declared.
  42
  43 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  44
  45         * configure: Regenerate.
  46
  47 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  48
  49         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  50         explicit call to AC_CONFIG_HEADER.
  51         * configure: Regenerate.
  52
  53 2005-01-12  Andrew Cagney  <cagney@gnu.org>
  54
  55         * configure.ac: Update to use ../common/common.m4.
  56         * configure: Re-generate.
  57
  58 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
  59
  60         * configure: Regenerated to track ../common/aclocal.m4 changes.
  61
  62 2005-01-07  Andrew Cagney  <cagney@gnu.org>
  63
  64         * configure.ac: Rename configure.in, require autoconf 2.59.
  65         * configure: Re-generate.
  66
  67 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
  68
  69         * configure: Regenerate for ../common/aclocal.m4 update.
  70
  71 2004-09-08  DJ Delorie  <dj@redhat.com>
  72
  73         Commited by Corinna Vinschen <vinschen@redhat.com>
  74         * gencode.c (movua.l): Compensate for endianness.
  75
  76 2004-09-08  Corinna Vinschen  <vinschen@redhat.com>
  77
  78         * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
  79         (in_delay_slot): New flag variable.
  80         (Delay_Slot): Set in_delay_slot.
  81         (sim_resume): Reset in_delay_slot after leaving code switch.
  82         * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
  83         instructions not allowed in delay slots.
  84
  85 2004-09-08  Michael Snyder  <msnyder@redhat.com>
  86
  87         Commited by Corinna Vinschen <vinschen@redhat.com>
  88         Introduce SH2a support.
  89         * interp.c: Change type of jump table to short.  Add various macros.
  90         (sim_load): Save the bfd machine code.
  91         (sim_create_inferior): Ditto.
  92         (union saved_state_type): Add tbr, ibnr and ibcr registers.
  93         Move bfd_mach to end of struct.  Add regstack pointer.
  94         (init_dsp): Don't swap contents of sh_dsp_table any more.  Instead
  95         use it directly in its own switch statement.  Allocate space for 512
  96         register banks.
  97         (do_long_move_insn): New function.
  98         (do_blog_insn): Ditto.
  99         (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
 100         * gencode.c: Move movx/movy insns into separate switch statement.
 101         (op tab): Add sh2a insns.  Reject instructions that are disabled
 102         on that chip.
 103         (gensim_caselist): Generate default case here instead of in caller.
 104         (gensim): Generate two separate switch statements.  Call
 105         gensim_caselist once for each (for movsxy_tab and for tab).
 106         Add tokens for r15 and multiple regs.
 107         (conflict_warn, warn_conflicts): Add for debugging.
 108
 109 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
 110
 111         * gencode.c (tab): For shad snd shld, fix result for
 112         (op1 < 0 && shift_amount == 0).
 113
 114 2004-02-02  Michael Snyder  <msnyder@redhat.com>
 115
 116         * gencode.c (movua.l): Set thislock to 0, not n.
 117
 118 2004-02-12  Michael Snyder  <msnyder@redhat.com>
 119
 120         * gencode.c (table): Change from char to short.
 121         (dumptable): Change generated table from char to short.
 122         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
 123         (init_dsp): Compute size of sh_dsp_table.
 124         (sim_resume): Change jump_table from char to short.
 125
 126 2004-01-27  Michael Snyder  <msnyder@redhat.com>
 127
 128         * gencode.c: (op tab): Some refs and defs fixes.
 129         "fsrra" -> "fsrra <FREG_N>".
 130         "sleep": replace array ref with array addr.
 131         "trapa": ditto.
 132         Comment and whitespace clean-ups.
 133
 134 2004-01-07  Michael Snyder  <msnyder@redhat.com>
 135
 136         * gencode.c: Whitespace cleanup.
 137         * interp.c: Ditto.
 138
 139         * gencode.c: Replace 'Hitachi' with 'Renesas'.
 140         (op tab): Add new instructions for sh4a, DBR, SBR.
 141         (expand_opcode): Add handling for new movxy combinations.
 142         (gensym_caselist): Ditto.
 143         (expand_ppi_movxy): Remove movx/movy expansions,
 144         now handled in expand_opcode.
 145         (gensym): Add some helpful macros.
 146         (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
 147         instead of 8-bit table (some insns are ambiguous to 8 bits).
 148         (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
 149
 150         * interp.c: Replace 'Hitachi' with 'Renesas'.
 151         (union saved_state_type): Add dbr, sgr, ldst.
 152         (get_loop_bounds_ext): New function.
 153         (init_dsp): Add bfd_mach_sh4al_dsp.
 154         (sim_resume): Handle extended loop bounds.
 155
 156 2003-12-18  Michael Snyder  <msnyder@redhat.com>
 157
 158         * gencode.c (expand_opcode): Simplify and reorganize.
 159         Eliminate "shift" parameter.  Eliminate "4 bits at a time"
 160         assumption.  Flatten switch statement to a single level.
 161         Add "eeee" token for even-numbered registers.
 162         (bton): Delete.
 163         (fsca): Use "eeee" token.
 164         (ppi_moves): Rename to "expand_ppi_movxy".  Do the ddt
 165         [movx/movy] expansion here, as well as the ppi expansion.
 166         (gensim_caselist): Accept 'eeee' along with 'nnnn'.
 167
 168 2003-11-03  J"orn Rennecke <joern.rennecke@superh.com>
 169
 170         * interp.c (fsca_s, fsrra_s): New functions.
 171         * gencode.c (tab): Add entries for fsca and fsrra.
 172         (expand_opcode): Allow variable length n / m fields.
 173
 174 2003-10-15  J"orn Rennecke <joern.rennecke@superh.com>
 175
 176         * syscall.h (SYS_truncate, SYS_ftruncate): Define.
 177         * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
 178
 179 2003-08-11  Shrinivas Atre  <shrinivasa@KPITCummins.com>
 180         * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
 181         correction for MAC.W handler
 182         * sim/sh/interp.c ( macl ): New Function. Implementation of
 183         MAC.L handler.
 184
 185 2003-08-07  Michael Snyder  <msnyder@redhat.com>
 186
 187         * gencode.c (expand_ppi_code): Comment spelling fix.
 188
 189 2003-07-25  Michael Snyder  <msnyder@redhat.com>
 190
 191         * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
 192         Cast argument of >> to unsigned to prevent sign extension.
 193         (psha): Change < to <= (shift by 32 is allowed).
 194
 195 2003-07-24  Michael Snyder  <msnyder@redhat.com>
 196
 197         * gencode.c: Fix typo in comment.
 198
 199 2003-07-23  Michael Snyder  <msnyder@redhat.com>
 200
 201         * gencode.c: A few more fix-ups of refs and defs.
 202         (frchg): Raise SIGILL if in double-precision mode.
 203         (ldtlb): We don't simulate cache, so this is a no-op.
 204         (movsxy_tab): Correct a few bit pattern errors.
 205
 206 2003-07-09  Michael Snyder  <msnyder@redhat.com>
 207
 208         * gencode.c (prnd): Clear LSW of result to zeros.
 209         * gencode.c (pmuls): Expression is mis-parenthesized.
 210         * gencode.c (ppi_gensim): For a conditional ppi insn, if the
 211         condition is false, we want to return (not break).  A break
 212         will take us to the end of the function where registers will
 213         be updated, whereas the desired outcome is for nothing to change.
 214
 215 2003-07-03  Michael Snyder  <msnyder@redhat.com>
 216
 217         * gencode.c (movs): Fix a couple of text transpositions.
 218
 219 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 220
 221         * gencode.c (op tab): Some fix-ups of refs and defs.
 222         (ocbi, ocbp): Cache not simulated, but may cause memory fault.
 223         (gensym_caselist): Add default case to switch statement.
 224         (expand_ppi_code): Add default case to switch statement.
 225         * gencode.c (op tab): Implement movca.l.
 226         * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
 227         * gencode.c (gensim_caselist): The movy instructions use
 228         registers R6 and R7 (not R4 and R5 like the movx insns).
 229
 230 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 231
 232         * gencode.c (op movsxy_tab): Fix up some copy/paste errors
 233         in name: s/REG_x/REG_y/.
 234
 235         * gencode.c (op tab): Move misplaced semicolon.
 236
 237 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 238
 239         * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
 240         to bfd.
 241
 242 Fri Oct 11 16:22:28 2002  J"orn Rennecke <joern.rennecke@superh.com>
 243
 244         * interp.c (trap): Return int.  Take extra parameter for address
 245         of the trap instruction.  Changed all callers.
 246         Add case 33 for profiling.
 247         * gencode.c (trapa): Handle trap 33 using the trap function.
 248         Add read of vector for generic traps.
 249
 250 Wed Jul 17 19:36:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
 251
 252         * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
 253         * interp.c: Include "gdb/sim-sh.h".
 254         (sim_store_register, sim_fetch_register): Use constants defined there.
 255
 256 Tue Jun 18 16:53:11 2002  J"orn Rennecke <joern.rennecke@superh.com>
 257
 258         * interp.c (sim_resume): Fix setting of bus error for
 259         instruction fetch.
 260
 261 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 262
 263         * configure: Regenerated to track ../common/aclocal.m4 changes.
 264
 265 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 266
 267         * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
 268
 269 2001-01-30  Ben Elliston  <bje@redhat.com>
 270
 271         * interp.c (sim_create_inferior): Record program arguments for
 272         later inspection by the trap handler.
 273         (count_argc): New function.
 274         (prog_argv): Declare static.
 275         (sim_write): Declare.
 276         (trap): Implement argc, argnlen and argn system calls. Do not
 277         abort on unknown system calls--simply return -1.
 278         * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
 279
 280 2001-01-24  Alexandre Oliva  <aoliva@redhat.com>
 281
 282         * interp.c (trap): Implement time.
 283
 284 2000-10-24  Ben Elliston  <bje@redhat.com>
 285
 286         * gencode.c (tab): Delimit strings with commas where applicable.
 287
 288 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 289
 290         * configure: Regenerated to track ../common/aclocal.m4 changes.
 291
 292 Mon May 15 22:04:51 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
 293
 294 sh-dsp support, simulator speedup by using host byte order:
 295
 296         * Makefile.in (interp.o): Depends on ppi.c .
 297         (ppi.c): New rule.
 298         * gencode.c (printonmatch, think, genopc): Deleted.
 299         (MAX_NR_STUFF): Now 42.
 300         (tab): Add SH-DSP CPU instructions.
 301         Amalgamate ldc / stc / lds / sts instructions with similar
 302         bit patterns.  Fix opcodes of stc Rm_BANK,@-<REG_N>.
 303         Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
 304         (movsxy_tab): New array.
 305         For movs, change MMMM field to GGGG, and mmmm field to MMMM.
 306         Added entries for movx, movy and parallel processing insns.
 307         (ppi_tab): New array.
 308         (qfunc): Stabilize sort.
 309         (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
 310         Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
 311         (dumptable): Now takes three arguments.  Changed all callers.
 312         Emit just one contigous jump table.
 313         (filltable): Now takes an argument.  Changed all callers.
 314         Make index static.
 315         (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
 316         (gensim_caselist): New function, broken out of gensim.
 317         Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
 318         Handle ref '9'.
 319         (gensim): Handle 'N' in code field and '8' in refs field.
 320         Call gensim_caselist - twice.
 321         (ppi_index): New static variable.
 322         (main): Unsupport default action.
 323         Add dsp support for -x / -s option.  Add -p option.
 324         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
 325         (saved_state_type): Rearrange to allow amalgamated ldc / stc /
 326         lds / sts to work efficiently.
 327         (target_dsp): New static variable.
 328         (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
 329         (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
 330         (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
 331         (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
 332         (set_fpscr1): Likewise.  Use target_dsp to check for dsp.
 333         (MOD_MSi, SIG_BUS_FETCH): Deleted.
 334         (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
 335         (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
 336         (SET_MOD): Reflect saved_state_type change.  Set MOD_DELTA instead
 337         of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
 338         (set_sr): Reflect saved_state_type change.  Fix SR_RB handling.
 339         Use SET_MOD.
 340         (MA, L, TL, TB): Now controlled by ACE_FAST.
 341         (SEXT32): Just cast to int.
 342         (SIGN32): Fixed to only shift by 31.
 343         (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
 344         (ppi_insn): Declare.
 345         (ppi.c): Include.
 346         (init_dsp): Set target_dsp.  When it changes, switch end of
 347         sh_jump_table with sh_dsp_table.
 348         (sim_resume) Don't declare sh_jump_table0.  Use sh_jump_table instead.
 349         Don't Declare PR if it's #defined.
 350         Fix single-stepping (Was broken in Mar  6 16:59:10 patch).
 351         (sim_store_register, sim_read_register): Translate accesses to
 352         reflect saved_state_type change.
 353
 354         * interp.c (set_sr): Set sr.
 355         (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
 356         (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
 357         (DSP_R): Fix definition.
 358         (sim_resume): Remove outdated SET_SR use.
 359
 360         * interp.c (saved_state): New members for struct member asregs:
 361         rs, re, insn_end, xram_start, yram_start.
 362         (struct loop_bounds): New struct.
 363         (SKIP_INSN): New macro.
 364         (get_loop_bounds): New function.
 365         (endianw): Renamed to global_endianw.
 366         (maskw): negated bits.
 367         (PC): Now insn_ptr.
 368         (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
 369         (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
 370         (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
 371         (SIG_BUS_FETCH): Likewise
 372         (raise_exception, riat_fast): New functions.
 373         (raise_buserror, sim_stop): Use raise_exception.
 374         (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
 375         (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
 376         Reverse sense of mask argument.
 377         (FP_OP, set_dr): Use RAISE_EXCEPTION.
 378         (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
 379         Declare.  Remove redundant masking.
 380         (wwat_fast, rwat_fast): Add argument endianw.  Changed callers.
 381         (MA): Updated for change pc -> PC.
 382         (Delay_Slot): Use RIAT.
 383         (empty): Deleted.
 384         (trap): Remove argument little_endian.  Add argument endianw.
 385         Changed all callers.  Use raise_exception.
 386         (macw): Add argument endainw.  Changed all callers.
 387         (init_dsp): New function, extended after broken out of init_pointers.
 388         (sim_resume): Replace pc with insn_ptr.  Replace little_endian with
 389         endianw.  Replace nia with nip.  Reverse sense of maskb / maskw /
 390         maskl.  Implement logic for zero-overhead loops.  Don't try to
 391         interpret garbage when getting a SIGBUS at insn fetch.
 392         (sim_open): Call init_dsp.
 393         * gencode.c (tab): Use SET_NIP instead of nia = .  Use PH2T / PT2H /
 394         RAISE_EXCEPTION where appropriate.
 395         Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
 396
 397         * interp.c (sim_store_register, sim_fetch_register):
 398         Do proper endianness switch.
 399
 400         * interp.c (saved_state_type): New members for struct member asregs:
 401         xymem_select, xmem, ymem, xmem_offset, ymem_offset.
 402         (special_address): Delete.
 403         (BUSERROR): Now a two-argument predicate.
 404         (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
 405         (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
 406         (process_wlat_addr, process_wwat_addr): New functions.
 407         (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
 408         (process_rbat_addr): Likewise.
 409         (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
 410         (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
 411         (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
 412         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
 413         (do_rdat, trap): Delete SLOW code.
 414         (SEXT32, SIGN32): New macros.
 415         (swap, swap16): Now integer in - integer out.  Changed all callers.
 416         (strswaplen, strnswap): Delete SLOW versions.
 417         (init_pointers): Initialize dsp memory selection (preliminary).
 418         (sim_store_register, sim_fetch_register): Use swap instead of
 419         big / little endian read / write functions.
 420
 421         * interp.c (maskl): Deleted.
 422         (endianw, endianb): New variables.
 423         (special_address): Now inline.
 424         (bp_holder): Put raising of buserror there, rename to:
 425         (raise_buserror).
 426         (BUSERROR): Now yields a value.  Changed all users.
 427         (wbat_big): Delete.
 428         (wlat_fast, wwat_fast, wbat_fast): New functions.
 429         (rlat_fast, rwat_fast, rbat_fast): Likewise.
 430         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
 431         (do_rdat, do_wdat): Likewise.  Take maskl argument instead of
 432         little_endian one.  Changed caller macros.
 433         (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
 434         (strswaplen, strnswap): New functions.
 435         (trap): Use them to fix up endian mismatches;
 436         disable SYS_execve and SYS_execv; fix double address translation for
 437         SYS_pipe and SYS_stat.
 438         (sym_write, sym_read): Add endianness translation.
 439         (sym_store_register, sym_fetch_register): Add maskl local variable.
 440         (sim_open): Set endianw and endianb.
 441
 442 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 443
 444         * configure: Regenerated to track ../common/aclocal.m4 changes.
 445
 446 Wed Aug 25 07:55:23 1999  Brendan Kehoe  <brendan@cygnus.com>
 447
 448         * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
 449         union type, instead of casting to an int* then a float*.
 450         (fcnvsd FPUL,<DR_N>): Likewise.
 451         (flds <FREG_N>,FPUL): Likewise.
 452         (fsts FPUL,<FREG_N>): Likewise.
 453
 454 1999-05-08  Felix Lee  <flee@cygnus.com>
 455
 456         * configure: Regenerated to track ../common/aclocal.m4 changes.
 457
 458 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 459
 460         * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
 461         frequency at which the poll_quit callback is called.
 462         (sim_resume): Use POLL_QUIT_INTERVAL instead of a
 463         hard-coded value.
 464
 465 Thu Sep 10 02:16:39 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 466
 467         * interp.c (saved_state.asregs): Add new member pad_dummy.
 468         (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
 469         as index into saved_state.asints.
 470
 471 Mon Jun 29 19:35:24 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 472
 473         * interp.c (sim_open): set endianness based on the ABFD if a -E
 474         option is not present and we have an ABFD.
 475
 476 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 477
 478         * configure: Regenerated to track ../common/aclocal.m4 changes.
 479
 480 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 481
 482         * configure: Regenerated to track ../common/aclocal.m4 changes.
 483         * config.in: Ditto.
 484
 485 Sun Apr 26 15:19:48 1998  Tom Tromey  <tromey@cygnus.com>
 486
 487         * acconfig.h: New file.
 488         * configure.in: Reverted change of Apr 24; use sinclude again.
 489
 490 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 491
 492         * configure: Regenerated to track ../common/aclocal.m4 changes.
 493         * config.in: Ditto.
 494
 495 Fri Apr 24 11:18:35 1998  Tom Tromey  <tromey@cygnus.com>
 496
 497         * configure.in: Don't call sinclude.
 498
 499 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 500
 501         * configure: Regenerated to track ../common/aclocal.m4 changes.
 502
 503 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 504
 505         * configure: Regenerated to track ../common/aclocal.m4 changes.
 506
 507 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 508
 509         * configure: Regenerated to track ../common/aclocal.m4 changes.
 510
 511 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 512
 513         * configure: Regenerated to track ../common/aclocal.m4 changes.
 514
 515 Tue Feb 17 12:49:44 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 516
 517         * interp.c (sim_fetch_register, sim_store_register): Pass in
 518         length parameter.  Return -1.
 519
 520 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 521
 522         * configure: Regenerated to track ../common/aclocal.m4 changes.
 523
 524 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 525
 526         * configure: Regenerated to track ../common/aclocal.m4 changes.
 527
 528 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 529
 530         * configure: Regenerated to track ../common/aclocal.m4 changes.
 531
 532 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 533
 534         * configure: Regenerated to track ../common/aclocal.m4 changes.
 535         * config.in: Ditto.
 536
 537 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 538
 539         * configure: Regenerated to track ../common/aclocal.m4 changes.
 540
 541 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 542
 543         * interp.c (sim_load): Pass lma_p and sim_write args to
 544         sim_load_file.
 545
 546 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 547
 548         * configure: Regenerated to track ../common/aclocal.m4 changes.
 549
 550 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 551
 552         * configure: Regenerated to track ../common/aclocal.m4 changes.
 553
 554 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 555
 556         * configure: Regenerated to track ../common/aclocal.m4 changes.
 557
 558 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 559
 560         * configure: Regenerated to track ../common/aclocal.m4 changes.
 561
 562 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 563
 564         * configure: Regenerated to track ../common/aclocal.m4 changes.
 565
 566 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 567
 568         * configure: Regenerated to track ../common/aclocal.m4 changes.
 569
 570 Tue Sep  9 20:52:21 1997  Felix Lee  <flee@cygnus.com>
 571
 572         * interp.c (sim_resume): poll_quit() at least once per call;
 573         otherwise gdb can loop sim_resume() uninterruptably.
 574
 575 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 576
 577         * configure: Regenerated to track ../common/aclocal.m4 changes.
 578
 579 Tue Sep  2 13:15:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 580
 581         * gencode.c (tab): Order instructions according to SH3 document.
 582
 583 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 584
 585         * configure: Regenerated to track ../common/aclocal.m4 changes.
 586         * config.in: Ditto.
 587
 588 Tue Aug 26 10:41:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 589
 590         * interp.c (sim_kill): Delete.
 591         (sim_create_inferior): Add ABFD argument.
 592         (sim_load): Move setting of PC from here.
 593         (sim_create_inferior): To here.
 594
 595 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 596
 597         * configure: Regenerated to track ../common/aclocal.m4 changes.
 598         * config.in: Ditto.
 599
 600 Mon Aug 25 16:17:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 601
 602         * interp.c (sim_open): Add ABFD argument.
 603
 604 Mon Jun 23 15:49:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 605
 606         * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
 607         FP's around.
 608         (set_dr): Ditto.
 609
 610 Mon Jun 23 15:02:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 611
 612         * interp.c (XD, SET_XD): Delete.
 613         (XF, SET_XF, XD_TO_XF): Define, move around registers in either
 614         FP bank.
 615
 616         * gencode.c (fmov): Update.
 617
 618 Sun Jun 22 19:33:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 619
 620         * interp.c (set_fpscr1): From J"orn Rennecke
 621         <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
 622
 623 Tue Aug 12 00:19:11 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 624
 625         * interp.c (special_address): New function.
 626         (BUSERROR): Call it.  Added parameters bits_written and data.
 627         Changed all callers.
 628         * gencode.c (tab): Fixed ocbwb and pref.
 629
 630 Fri Jun 20 22:03:18 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 631
 632         * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
 633
 634 Thu Jun 19 00:28:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 635
 636         * interp.c (sim_create_inferior): Clear registers each time an
 637         inferior is started.
 638
 639 Mon Jun 16 14:01:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 640
 641         * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
 642         when a host doesn't support IEEE FP.
 643         (*DP): Provide alternative definition that supports 64bit floating
 644         point.
 645         (target_little_endian): Combine little_endian and little_endian_p.
 646         (saved_state_type): Make fpscr and sr simple integers.
 647         (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
 648         (set_fpscr1): New function.  Handle swapping when PR / FR bits
 649         changed. Call via *_FPSCR macro.
 650         (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
 651         endian problems.
 652
 653         * gencode.c (tab): Update.
 654
 655 Sun Jun 15 15:22:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 656
 657         * gencode.c (main): Perform basic checks on tab entries.
 658
 659         * Makefile.in (gencode): Always compile with -g.
 660
 661 Sat Jun 14 13:45:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 662
 663         * gencode.c (gensim): Move ref checking code to before `stuff'.
 664         For branches with delay slots refs were not being checked.
 665
 666         * interp.c (sim_resume): Use nia to specify the next instruction
 667         address instead of overloading pc.
 668         (C): Delete definiton - refer to cycles directly.
 669         (SEXT12): New macro - sign extend a 12 bit quantity.
 670         (Delay_Slot): Rename from SL.
 671
 672         * gencode.c (tab): Update/simplify.
 673
 674         * gencode.c (gensim): Better formatting of output code.
 675         (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
 676         (tab): Sort alphabetically.  Break `stuff' into multiple lines.
 677
 678 Fri Jun 13 22:10:13 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 679
 680         * gencode.c (braf, bsrf): Fix branch destination calculation to
 681         be in accordance with the documentation.
 682
 683 Fri Jun 13 15:33:53 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 684
 685         * interp.c (init_pointers): Fix little endian test.
 686
 687 Thu Jun  5 12:56:08 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 688
 689         * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
 690         * gencode (fmov from/to memory): take endian_mismatch into account
 691         for 32 bit moves too.
 692
 693 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 694
 695         * gencode.c (swap.b): Fix treatment of high word.
 696
 697 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 698
 699         * sh/gencode.c,
 700         * interp.c: experimental SH4 support.
 701         DFmode moves are probaly broken for target little endian.
 702
 703 Tue May 20 10:23:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 704
 705         * interp.c (sim_open): Add callback argument.
 706         (sim_set_callbacks): Delete SIM_DESC argument.
 707
 708 Wed Apr 30 11:38:08 1997  Doug Evans  <dje@canuck.cygnus.com>
 709
 710         * Makefile.in (SIM_EXTRA_CLEAN): Define.
 711         (clean targets): Delete.
 712         (sh-clean): New target.
 713
 714 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 715
 716         * configure: Regenerated to track ../common/aclocal.m4 changes.
 717
 718 Wed Apr 23 17:55:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 719
 720         * tconfig.in: New file.
 721         * interp.c (sim_open): Handle missing arg to -E.
 722
 723 Tue Apr 22 08:55:35 1997  Stu Grossman  (grossman@critters.cygnus.com)
 724
 725         * Makefile.in:  Add clean targets.
 726
 727 Fri Apr 18 18:57:04 1997  Stu Grossman  (grossman@critters.cygnus.com)
 728
 729         * interp.c:  Include float.h and define SIGTRAP if _WIN32.
 730         WIN32 -> _WIN32.
 731         * (trap):  Do do SYS_chown for _WIN32.
 732
 733 Fri Apr 18 13:33:09 1997  Doug Evans  <dje@canuck.cygnus.com>
 734
 735         * interp.c (sim_resume): Fix argument to poll_quit.
 736
 737 Fri Apr 18 14:14:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 738
 739         * interp.c (sim_stop): New function.
 740         (sim_resume): Use poll_quit for polling.
 741
 742 Thu Apr 17 03:32:04 1997  Doug Evans  <dje@canuck.cygnus.com>
 743
 744         * Makefile.in (SIM_OBJS): Add sim-load.o.
 745         * interp.c (target_byte_order): Delete.
 746         (sim_kind, myname, little_endian_p): New static locals.
 747         (init_pointers): Use little_endian_p instead of target_byte_order.
 748         (sim_resume): Likewise.
 749         (sim_open): Set sim_kind, myname.  Set little_endian_p from -E arg.
 750         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 751         load file into simulator.  Set start address from bfd.
 752         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 753
 754 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 755
 756         * configure: Regenerated to track ../common/aclocal.m4 changes.
 757         * config.in: Ditto.
 758
 759 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 760
 761         * interp.c (sim_open): New arg `kind'.
 762
 763         * configure: Regenerated to track ../common/aclocal.m4 changes.
 764
 765 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 766
 767         * configure: Regenerated to track ../common/aclocal.m4 changes.
 768
 769 Wed Mar 19 09:34:36 1997  Fred Fish  <fnf@cygnus.com>
 770
 771         * interp.c (sim_do_command): Check for NULL command or empty
 772         string and handle it the same as a "help" command.  Use callback
 773         to print error message for unrecognized commands.  Replace
 774         hardcoded tab in literal string with a \t.  Other minor code
 775         cleanup.
 776
 777 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 778
 779         * configure: Regenerated to track ../common/aclocal.m4 changes.
 780
 781 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 782
 783         * configure: Re-generate.
 784
 785 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 786
 787         * configure: Regenerate to track ../common/aclocal.m4 changes.
 788
 789 Thu Mar 13 13:00:00 1997  Doug Evans  <dje@canuck.cygnus.com>
 790
 791         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 792         in argv form.
 793         (other sim_*): New SIM_DESC argument.
 794
 795 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 796
 797         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 798         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 799         * configure.in: sinclude ../common/aclocal.m4.
 800         * configure: Regenerated.
 801
 802 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 803
 804         * configure configure.in Makefile.in:  Update to new configure
 805         scheme which is more compatible with WinGDB builds.
 806         * configure.in:  Improve comment on how to run autoconf.
 807         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 808         * Makefile.in:  Use autoconf substitution to install common
 809         makefile fragment.
 810
 811 Wed Nov 20 02:04:32 1996  Doug Evans  <dje@canuck.cygnus.com>
 812
 813         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
 814         (SIM_OBJS,SIM_EXTRA_LIBS): Define.
 815         * configure.in: Simplify using macros in ../common/aclocal.m4.
 816         Call AC_CHECK_HEADERS(unistd.h).
 817         * configure: Regenerated.
 818         * config.in: New file.
 819         * interp.c: #include "config.h".  #include <unistd.h> if present.
 820         (trap): Fetch errno value with callback->get_errno.
 821
 822 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 823
 824         * interp.c: Don't include windows polling code if inside simluator.
 825
 826 Fri Sep 20 14:57:50 1996  Stan Shebs  <shebs@andros.cygnus.com>
 827
 828         * interp.c: Minor formatting improvements.
 829         (saved_state_type): Add bank registers.
 830         (bp_holder): New function, use to break on when debugging BUSERROR.
 831         (BUSERROR): Call it if bus error occurs.
 832
 833 Wed Jun 26 12:29:22 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 834
 835         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 836         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 837         (docdir): Removed.
 838         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 839         (AC_PROG_INSTALL): Added.
 840         * configure: Rebuilt.
 841
 842 Thu May 16 15:44:29 1996  Ian Lance Taylor  <ian@cygnus.com>
 843
 844         * interp.c (saved_state_type): Add memstalls field.
 845         (MA) Define macro.
 846         (sim_resume): New local variable memstalls.  Add it back in to
 847         saved_state at the end of the function.
 848         (sim_info): Report memstalls.
 849         * gencode.c (tab): Add MA() to the execution string of all
 850         instructions which access memory.
 851
 852 Wed Feb 21 12:16:41 1996  Ian Lance Taylor  <ian@cygnus.com>
 853
 854         * configure: Regenerate with autoconf 2.7.
 855
 856 Tue Dec  5 16:38:55 1995  Stu Grossman  (grossman@cygnus.com)
 857
 858         * gencode.c (mac.l):  Don't abort GDB if executing mac.l
 859         instruction (which is unimplemented).  Generate a SIGTRAP (in the
 860         simulated target) instead.
 861
 862 Mon Dec  4 12:22:24 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 863
 864         * gencode.c (tab): Added several sh3 opcodes.
 865         (think): Added printonmatch for A_SSR and A_SPC.
 866         * interp.c (SSR, SPC): Added definitions.
 867         (saved_state_type): Added ssr and spc registers.
 868
 869 Wed Nov 29 12:39:27 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 870
 871         * gencode.c (tab): In shad/shld definitions, negate R[m] before
 872         the and operation instead of after.  For shad delete cast.  For shld
 873         use UR instead of R and delete cast.
 874
 875 Fri Nov 17 12:48:55 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 876
 877         * gencode.c (tab): Add explicit NaN support for ftrc instruction.
 878
 879 Wed Nov 15 11:25:27 1995  Stu Grossman  (grossman@cygnus.com)
 880
 881         * interp.c:  Make target_byte_order be extern to prevent SGI cc from
 882         issuing warnings about the use of common symbols.
 883
 884 Tue Nov 14 15:19:43 1995  Stu Grossman  (grossman@cygnus.com)
 885
 886         * gencode.c:  jsr, bsr and bsrf actually save pc+4 in pr, and rts
 887         actually uses pr+0.
 888
 889 Sat Oct 21 13:01:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 890
 891         * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
 892         program exited.
 893         (sim_get_quit_code): Delete.
 894
 895         * gencode.c (gensim): Indicate SIGILL instead of calling abort for
 896         default case.
 897
 898 Mon Oct 16 18:24:03 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 899
 900         * interp.c (saved_state_type): Move FP registers to immediately
 901         after SR.
 902
 903 Tue Oct 10 11:12:15 1995  Fred Fish  <fnf@cygnus.com>
 904
 905         * Makefile.in (BISON): Remove macro.
 906
 907 Fri Oct  6 12:08:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 908
 909         * interp.c (trap, case SYS_utime): Cast second arg of utime to
 910         void * to avoid compiler error.
 911
 912         * interp.c (callback): Remove last change.  It is initialized by
 913         a sim_set_callbacks call.
 914
 915 Thu Oct  5 14:13:29 1995  steve chamberlain  <sac@slash.cygnus.com>
 916
 917         * interp.c (callback): Initialize to default callback.
 918
 919 Thu Sep 28 15:26:59 1995  steve chamberlain  <sac@slash.cygnus.com>
 920
 921         * run.c: Moved to ../common.
 922         * interp.c (trap): Use gdb's callback interface.
 923         * Makefile.in: Updated.
 924
 925 Wed Sep 20 13:35:13 1995  Ian Lance Taylor  <ian@cygnus.com>
 926
 927         * Makefile.in (maintainer-clean): New synonym for realclean.
 928
 929 Wed Sep 20 09:51:50 1995  steve chamberlain  <sac@slash.cygnus.com>
 930
 931         * run.c (sim_callback_write_stdout):  New.
 932         * interp.c (trap): Call sim_callback_write_stdout when needed.
 933
 934 Mon Sep 18 18:42:27 1995  steve chamberlain  <sac@slash.cygnus.com>
 935
 936         * interp.c (trap): Remove useless code.
 937
 938 Fri Sep 15 19:30:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 939
 940         * syscall.h: Copy from newlib.
 941
 942 Thu Sep 14 19:32:59 1995  Stu Grossman  (grossman@cygnus.com)
 943
 944         * gencode.c:  Back up PC by 2 for breakpoints.
 945         * interp.c:  Move fp regs beyond pc/pr/etc to avoid confusing GDB,
 946         which expect pc to immediatly follow regs[].
 947
 948 Fri Sep  8 14:18:13 1995  Ian Lance Taylor  <ian@cygnus.com>
 949
 950         * configure.in: Define CC_FOR_BUILD.  Don't call AC_PROG_INSTALL.
 951         * configure: Rebuild.
 952         * Makefile.in (INSTALL): Revert to using install.sh.
 953         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 954         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 955         (CC_FOR_BUILD): Restore.
 956         (gencode): Build using $(CC_FOR_BUILD).
 957         (install): Don't install in $(tooldir).
 958
 959 Thu Sep  7 15:02:31 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 960
 961         (Try to) Update to new bfd autoconf scheme.
 962         * run.c: Don't include sysdep.h.
 963         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 964         (CC, CFLAGS, AR, RANLIB): Likewise.
 965         (HDEFINES, TDEFINES): Define.
 966         (CC_FOR_BUILD): Delete.
 967         (host_makefile_frag): Delete.
 968         (Makefile): Don't depend on frags.
 969         * configure.in (sysdep.h): Don't create symlink.
 970         (host_makefile_frag, frags): Deleted.
 971         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 972         * configure: Regenerated.
 973
 974 Thu Aug 31 12:39:07 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 975
 976         * interp.c: Include <math.h>.
 977
 978 Wed Aug 30 22:05:17 1995  Jeff Law  (law@snake.cs.utah.edu)
 979
 980         * Makefile.in (run): Link in math library too.
 981         * gencode.c (gensim): abort if an unknown opcode is encountered.
 982         * interp.c (FPSCR, FPUL): Define.
 983         (struct save_state): Add fields for floating point registers,
 984         FPSCR and FPUL.
 985         (sim_resume): Add 'F' for accessing floating point registers
 986         in the save state structure.
 987         * gencode.c: Add sh3e opcodes.
 988         (gensym): Define a buffer for int<->fp conversions.
 989
 990 Tue Aug 22 14:16:46 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 991
 992         * interp.c (trap): Use trap vector 34 for host system interface.
 993         * gencode.c: Add 34 to conditional which determines which traps
 994         will be handled by simulator.
 995
 996 Fri Aug 11 17:59:15 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 997
 998         * run.c: Include <signal.h>.  Define SIGQUIT if not defined.
 999         (main): New variables reason and sigrc.  After simulator exits,
1000         check to see if it exited because of a signal, and if so, then
1001         use the signal number as the return value.
1002
1003 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
1004
1005         * Update all FSF addresses except those in COPYING* files.
1006
1007 Tue Jul 18 23:33:10 1995  Fred Fish  <fnf@fishbowl>
1008
1009         * interp.c (trap): Only use SYS_execv if defined.  Might be
1010         implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1011         (sim_resume): In sbit initializer, cast shifted arg to unsigned
1012         to avoid signed integer overflow.
1013
1014 Wed Jul  5 14:32:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1015
1016         * Makefile.in (clean): Remove run, libsim.a.
1017           (distclean, mostlyclean, realclean): Remove Makefile and
1018           autoconf files.
1019
1020         * sh.mt: Removed.
1021
1022         * Makefile.in, configure.in: converted to autoconf.
1023         * configure: New file, generated with autconf 2.4.
1024
1025 Fri Jun 30 16:51:38 1995  Stan Shebs  <shebs@andros.cygnus.com>
1026
1027         * interp.c (sim_open): If argument supplied, interpret as
1028         desired memory size.
1029         (parse_and_set_memory_size): New function.
1030         (sim_do_command): New function.
1031
1032 Thu Jun 29 10:02:28 1995  Fred Fish  <fnf@deneb.cygnus.com>
1033
1034         * interp.c  (SYS_wait): Define as SYS_wait4 if available and
1035         SYS_wait is not already defined (SunOS 4.1.3 for example).
1036         (SYS_utime): Define as SYS_utimes if available and
1037         SYS_utime is not already defined.
1038
1039 Thu Jun 22 17:25:57 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1040
1041         * interp.c: Don't include sys/times.h or sys/param.h
1042
1043 Wed Jun 21 15:03:49 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1044
1045         * interp.c (SIGBUS, SIGTERM): Define if not.
1046         (sim_memory_size): default to 2^19 on PCs.
1047         (sim_resume): Poll for quits on win32.
1048
1049 Wed May 24 16:22:48 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1050
1051         * gencode.c (op_tab): Add SH3 support.
1052
1053 Wed May 24 14:07:11 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1054
1055         * gencode.c (tab): Add bsrf and braf.
1056
1057 Mon Apr 24 15:09:49 1995  Jason Molenda  (crash@cygnus.com)
1058
1059         * configure.in: use ../../bfd/hosts/std-host.h, not
1060         ../bfd/hosts/std-host.h (which doesn't exist).
1061
1062 Mon Mar 27 10:32:34 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1063
1064         * run.c: parse arguments with getopt().
1065
1066 Sun Feb 26 15:27:24 1995  Steve Chamberlain  <sac@cygnus.com>
1067
1068         * configure.in: Use ../../bfd/hosts/std-host.h if specific
1069         host unavailable.
1070
1071 Mon Jan 23 16:10:58 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1072
1073         * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1074
1075 Sun Jan 22 13:55:36 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1076
1077         * gencode.c (op_tab): Make MAC.W call macw, not abort.
1078         * interp.c (macw): New function.
1079         (S): New #define.
1080
1081 Sat Jan 21 15:52:30 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1082
1083         * gencode.c (op_tab): New code for ADDV and SUBV.
1084         Make MAC.L abort sicne it is not implemented.
1085
1086         * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1087         Get rid of __GNUC__ conditional.
1088
1089 aThu Jan 19 05:50:50 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1090
1091         * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1092         Change ADDC for symmetry.
1093
1094         * gencode.c (op_tab): Replace code for ADDC and SUBC.
1095
1096 Mon Jan  9 15:43:53 1995  Stu Grossman  (grossman@cygnus.com)
1097
1098         * interp.c:  Remove def of INLINE.  This comes from bfd.h.  Also,
1099         declare IOMEM before using it.
1100
1101 Wed Dec 28 21:25:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1102
1103         * interp.c (BUSERROR): New macro.
1104         ([r|w][bwl]at[little|big]) New functions.
1105         (sim_resume): If GO32 check for interrupt every now
1106         and again.  Decrement PC if SIGBUS seen.
1107         * run.c (main):  Return result of simulated _exit.
1108
1109 Mon Dec  5 21:59:51 1994  Doug Evans  <dje@canuck.cygnus.com>
1110
1111         * Makefile.in (gencode): Allow build in different directory.
1112
1113 Wed Nov 30 17:47:13 1994  Jim Wilson  <wilson@chestnut.cygnus.com>
1114
1115         * Makefile.in (gencode): Change $< to gencode.c for portability.
1116
1117 Wed Nov 23 21:31:55 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1118
1119         * interp.c ([wr][bwl]at): New functions.
1120         (trap): Cope with both byte modes.
1121
1122 Thu Sep  8 17:35:07 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1123
1124         * gencode.c (tab): Simulate T bit after a negc insn right.
1125         * interp.c (RSBAT): Sign extend the arg.
1126         (ACE_FAST): New macro.
1127         (sim_resume): Remove obsolete test of sim_timeout.
1128
1129 Fri Aug  5 14:12:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1130
1131         * interp.c (IOMEM): New function, simulates very basic I/O area of
1132         the SH.
1133         (WBAT, RBAT) : Call I/O functions.
1134         * gencode.c (tab): Special case trapa #3.
1135
1136 Mon Jun 27 18:04:54 1994  Steve Chamberlain  (sac@cirdan.cygnus.com)
1137
1138         * run.c (main): Specify the file type again.
1139
1140 Thu May 26 19:04:37 1994  Steve Chamberlain  (sac@thepub.cygnus.com)
1141
1142         * interp.c (trap): Fix irix incompatibility.
1143         * run.c (main): open without specifying file type.
1144
1145 Wed May 18 14:18:53 1994  Doug Evans  (dje@canuck.cygnus.com)
1146
1147         * interp.c (sim_*): Make result void where there isn't one.
1148         (sim_set_pc): Delete.
1149         (sim_info): Delete printf_fn arg, all callers changed.
1150         Call printf_filtered instead.
1151         (sim_close): New function.
1152         (sim_load): New function.
1153         (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1154         * run.c: #include <varargs.h>, "remote-sim.h".
1155         (printf_filtered): New function.
1156
1157 Wed Apr 27 12:03:48 1994  Steve Chamberlain  (sac@cygnus.com)
1158
1159         * gencode.c (table): Get direction of some opcodes right.
1160         (trapa, rte): Implement fully.
1161         * interp.c (trap): Make stat call more portable.
1162
1163 Fri Feb 11 21:59:38 1994  Steve Chamberlain  (sac@sphagnum.cygnus.com)
1164
1165         * gencode.c (main, gendefines): New -d option prints table of defines.
1166         * interp.c (trap): Add a load of system calls.
1167         (sim_memory_size): Now default to 8Mbyte.
1168         (PARANOID): Keep vector of registers with undefined contents.
1169
1170 Mon Nov 15 14:37:18 1993  Steve Chamberlain  (sac@jonny.cygnus.com)
1171
1172         * gencode.c: mova uses aligned addresses
1173         * interp.c (trap): Return results in r0.
1174
1175 Tue Oct 26 10:38:55 1993  Doug Evans  (dje@canuck.cygnus.com)
1176
1177         * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1178         * interp.c: #include "remote-sim.h".
1179         (sim_resume): int result, new arg `siggnal'.
1180         (sim_write): Use SIM_ADDR for type of arg `addr'.
1181         (sim_read): Use SIM_ADDR for type of arg `addr'.
1182         Use unsigned char * for `buffer'.
1183         (sim_store_register): int result.
1184         (sim_fetch_register): Ditto.
1185         (sim_stop_reason): Renamed from sim_stop_signal.  New arg `reason'.
1186         (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1187         (sim_info): int result, new args `verbose', `printf_fn'.
1188         (sim_kill): int result.
1189         (sim_open): int result, new arg `name'.
1190         * run.c: #include <stdio.h>
1191         (main): Update call to sim_info.
1192
1193 Sat Oct 23 15:09:29 1993  Doug Evans  (dje@canuck.cygnus.com)
1194
1195         * interp.c (sim_stop_signal): Result is now enum sim_stop.
1196
1197 Fri Oct  8 10:47:09 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1198
1199         * gencode.c (table): Becomes unsigned.
1200         * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1201         sim_read): Return number of bytes copied.  (sim_store_register):
1202         Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1203
1204 Tue Sep  7 16:24:13 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1205
1206         * interp.c (sim_info): Fix small typo in printf string.
1207
1208 Thu Aug  5 11:37:48 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1209
1210         * interp.c (sim_resume): Set memory after pointers inited.
1211
1212 Mon Aug  2 14:13:22 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1213
1214         * interp.c (get_now): Use time system call.
1215         * Makefile.in: install correctly.
1216
1217 Tue Jul  6 10:30:46 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1218
1219         * run.c (main), interp.c (sim_set_timeout): Remove timeout
1220         functionality.
1221
1222 Thu Jun 24 13:29:57 1993  david d `zoo' zuhn  (zoo at rtl.cygnus.com)
1223
1224         * Makefile.in: don't run indent everytime; also add a space in the
1225         includes
1226
1227 Thu Jun 17 18:30:42 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1228
1229         * gencode.c: Fix some opcodes.
1230         * interp.c: Support for profiling and portability fixes.
1231         * run.c (main): Get profiling args.
1232
1233 Wed May  5 13:17:22 1993  Steve Chamberlain  (sac@cygnus.com)
1234
1235         * gencode.c (tab): Lint for sgi compiler
1236         * interp.c: Lint for sgi compiler.
1237
1238 Mon May  3 15:25:33 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1239
1240         * run.c (main): Support for resizing simulated RAM.
1241         * Makefile.in: Support for broken makes.
1242         * interp.c, gencode.c: Lint.
1243
1244 Mon Apr 26 18:01:10 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1245
1246         * created
1247