sim/sh/ChangeLog

   1 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
   2
   3         * configure: Regenerate.
   4
   5 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
   6
   7         * configure: Regenerate to track ../common/common.m4 changes.
   8         * config.in: Ditto.
   9
  10 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
  11             Daniel Jacobowitz  <dan@codesourcery.com>
  12             Joseph Myers  <joseph@codesourcery.com>
  13
  14         * configure: Regenerate.
  15
  16 2008-02-04  Antony King  <antony.king@st.com>
  17
  18         * interp.c (macl): Fix non-portable implementation.
  19
  20 2007-10-08  Andrew Stubbs  <andrew.stubbs@st.com>
  21
  22         * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
  23         definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
  24
  25 2007-03-02  Andrew Stubbs  <andrew.stubbs@st.com>
  26
  27         * gencode.c (tab): Correct pre-decrement instructions when m == n.
  28
  29 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
  30
  31         * acconfig.h: Remove.
  32         * config.in: Regenerate.
  33
  34 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
  35
  36         * configure: Regenerated.
  37
  38 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  39
  40         * configure: Regenerated.
  41
  42 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  43
  44         * configure: Regenerated.
  45
  46 2005-11-10  Andrew Stubbs  <andrew.stubbs@st.com>
  47
  48         * interp.c (sim_memory_size): Use same amount of memory on Windows as
  49         elsewhere.
  50
  51 2005-09-19  J"orn Rennecke <joern.rennecke@st.com>
  52
  53         * interp.c (<sys/mman.h>): Include.
  54         (mcalloc): New function / macro.
  55         (mfree): New macro.
  56         (sim_size): Use mcalloc and mfree.
  57
  58 2005-08-02  J"orn Rennecke <joern.rennecke@st.com>
  59
  60         * interp.c (strswaplen): Add one for '\0' delimiter.
  61
  62 2005-06-16  Daniel Jacobowitz  <dan@codesourcery.com>
  63
  64         * gencode.c (tab): Avoid lvalue casts.  Suggested by
  65         Ralf Corsepius <ralf.corsepius@rtems.org>.
  66
  67 2005-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
  68
  69         * gencode.c (tab): Avoid inserting code before variables all declared.
  70
  71 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  72
  73         * configure: Regenerate.
  74
  75 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  76
  77         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  78         explicit call to AC_CONFIG_HEADER.
  79         * configure: Regenerate.
  80
  81 2005-01-12  Andrew Cagney  <cagney@gnu.org>
  82
  83         * configure.ac: Update to use ../common/common.m4.
  84         * configure: Re-generate.
  85
  86 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
  87
  88         * configure: Regenerated to track ../common/aclocal.m4 changes.
  89
  90 2005-01-07  Andrew Cagney  <cagney@gnu.org>
  91
  92         * configure.ac: Rename configure.in, require autoconf 2.59.
  93         * configure: Re-generate.
  94
  95 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
  96
  97         * configure: Regenerate for ../common/aclocal.m4 update.
  98
  99 2004-09-08  DJ Delorie  <dj@redhat.com>
 100
 101         Commited by Corinna Vinschen <vinschen@redhat.com>
 102         * gencode.c (movua.l): Compensate for endianness.
 103
 104 2004-09-08  Corinna Vinschen  <vinschen@redhat.com>
 105
 106         * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
 107         (in_delay_slot): New flag variable.
 108         (Delay_Slot): Set in_delay_slot.
 109         (sim_resume): Reset in_delay_slot after leaving code switch.
 110         * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
 111         instructions not allowed in delay slots.
 112
 113 2004-09-08  Michael Snyder  <msnyder@redhat.com>
 114
 115         Commited by Corinna Vinschen <vinschen@redhat.com>
 116         Introduce SH2a support.
 117         * interp.c: Change type of jump table to short.  Add various macros.
 118         (sim_load): Save the bfd machine code.
 119         (sim_create_inferior): Ditto.
 120         (union saved_state_type): Add tbr, ibnr and ibcr registers.
 121         Move bfd_mach to end of struct.  Add regstack pointer.
 122         (init_dsp): Don't swap contents of sh_dsp_table any more.  Instead
 123         use it directly in its own switch statement.  Allocate space for 512
 124         register banks.
 125         (do_long_move_insn): New function.
 126         (do_blog_insn): Ditto.
 127         (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
 128         * gencode.c: Move movx/movy insns into separate switch statement.
 129         (op tab): Add sh2a insns.  Reject instructions that are disabled
 130         on that chip.
 131         (gensim_caselist): Generate default case here instead of in caller.
 132         (gensim): Generate two separate switch statements.  Call
 133         gensim_caselist once for each (for movsxy_tab and for tab).
 134         Add tokens for r15 and multiple regs.
 135         (conflict_warn, warn_conflicts): Add for debugging.
 136
 137 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
 138
 139         * gencode.c (tab): For shad snd shld, fix result for
 140         (op1 < 0 && shift_amount == 0).
 141
 142 2004-02-02  Michael Snyder  <msnyder@redhat.com>
 143
 144         * gencode.c (movua.l): Set thislock to 0, not n.
 145
 146 2004-02-12  Michael Snyder  <msnyder@redhat.com>
 147
 148         * gencode.c (table): Change from char to short.
 149         (dumptable): Change generated table from char to short.
 150         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
 151         (init_dsp): Compute size of sh_dsp_table.
 152         (sim_resume): Change jump_table from char to short.
 153
 154 2004-01-27  Michael Snyder  <msnyder@redhat.com>
 155
 156         * gencode.c: (op tab): Some refs and defs fixes.
 157         "fsrra" -> "fsrra <FREG_N>".
 158         "sleep": replace array ref with array addr.
 159         "trapa": ditto.
 160         Comment and whitespace clean-ups.
 161
 162 2004-01-07  Michael Snyder  <msnyder@redhat.com>
 163
 164         * gencode.c: Whitespace cleanup.
 165         * interp.c: Ditto.
 166
 167         * gencode.c: Replace 'Hitachi' with 'Renesas'.
 168         (op tab): Add new instructions for sh4a, DBR, SBR.
 169         (expand_opcode): Add handling for new movxy combinations.
 170         (gensym_caselist): Ditto.
 171         (expand_ppi_movxy): Remove movx/movy expansions,
 172         now handled in expand_opcode.
 173         (gensym): Add some helpful macros.
 174         (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
 175         instead of 8-bit table (some insns are ambiguous to 8 bits).
 176         (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
 177
 178         * interp.c: Replace 'Hitachi' with 'Renesas'.
 179         (union saved_state_type): Add dbr, sgr, ldst.
 180         (get_loop_bounds_ext): New function.
 181         (init_dsp): Add bfd_mach_sh4al_dsp.
 182         (sim_resume): Handle extended loop bounds.
 183
 184 2003-12-18  Michael Snyder  <msnyder@redhat.com>
 185
 186         * gencode.c (expand_opcode): Simplify and reorganize.
 187         Eliminate "shift" parameter.  Eliminate "4 bits at a time"
 188         assumption.  Flatten switch statement to a single level.
 189         Add "eeee" token for even-numbered registers.
 190         (bton): Delete.
 191         (fsca): Use "eeee" token.
 192         (ppi_moves): Rename to "expand_ppi_movxy".  Do the ddt
 193         [movx/movy] expansion here, as well as the ppi expansion.
 194         (gensim_caselist): Accept 'eeee' along with 'nnnn'.
 195
 196 2003-11-03  J"orn Rennecke <joern.rennecke@superh.com>
 197
 198         * interp.c (fsca_s, fsrra_s): New functions.
 199         * gencode.c (tab): Add entries for fsca and fsrra.
 200         (expand_opcode): Allow variable length n / m fields.
 201
 202 2003-10-15  J"orn Rennecke <joern.rennecke@superh.com>
 203
 204         * syscall.h (SYS_truncate, SYS_ftruncate): Define.
 205         * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
 206
 207 2003-08-11  Shrinivas Atre  <shrinivasa@KPITCummins.com>
 208         * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
 209         correction for MAC.W handler
 210         * sim/sh/interp.c ( macl ): New Function. Implementation of
 211         MAC.L handler.
 212
 213 2003-08-07  Michael Snyder  <msnyder@redhat.com>
 214
 215         * gencode.c (expand_ppi_code): Comment spelling fix.
 216
 217 2003-07-25  Michael Snyder  <msnyder@redhat.com>
 218
 219         * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
 220         Cast argument of >> to unsigned to prevent sign extension.
 221         (psha): Change < to <= (shift by 32 is allowed).
 222
 223 2003-07-24  Michael Snyder  <msnyder@redhat.com>
 224
 225         * gencode.c: Fix typo in comment.
 226
 227 2003-07-23  Michael Snyder  <msnyder@redhat.com>
 228
 229         * gencode.c: A few more fix-ups of refs and defs.
 230         (frchg): Raise SIGILL if in double-precision mode.
 231         (ldtlb): We don't simulate cache, so this is a no-op.
 232         (movsxy_tab): Correct a few bit pattern errors.
 233
 234 2003-07-09  Michael Snyder  <msnyder@redhat.com>
 235
 236         * gencode.c (prnd): Clear LSW of result to zeros.
 237         * gencode.c (pmuls): Expression is mis-parenthesized.
 238         * gencode.c (ppi_gensim): For a conditional ppi insn, if the
 239         condition is false, we want to return (not break).  A break
 240         will take us to the end of the function where registers will
 241         be updated, whereas the desired outcome is for nothing to change.
 242
 243 2003-07-03  Michael Snyder  <msnyder@redhat.com>
 244
 245         * gencode.c (movs): Fix a couple of text transpositions.
 246
 247 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 248
 249         * gencode.c (op tab): Some fix-ups of refs and defs.
 250         (ocbi, ocbp): Cache not simulated, but may cause memory fault.
 251         (gensym_caselist): Add default case to switch statement.
 252         (expand_ppi_code): Add default case to switch statement.
 253         * gencode.c (op tab): Implement movca.l.
 254         * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
 255         * gencode.c (gensim_caselist): The movy instructions use
 256         registers R6 and R7 (not R4 and R5 like the movx insns).
 257
 258 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 259
 260         * gencode.c (op movsxy_tab): Fix up some copy/paste errors
 261         in name: s/REG_x/REG_y/.
 262
 263         * gencode.c (op tab): Move misplaced semicolon.
 264
 265 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 266
 267         * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
 268         to bfd.
 269
 270 Fri Oct 11 16:22:28 2002  J"orn Rennecke <joern.rennecke@superh.com>
 271
 272         * interp.c (trap): Return int.  Take extra parameter for address
 273         of the trap instruction.  Changed all callers.
 274         Add case 33 for profiling.
 275         * gencode.c (trapa): Handle trap 33 using the trap function.
 276         Add read of vector for generic traps.
 277
 278 Wed Jul 17 19:36:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
 279
 280         * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
 281         * interp.c: Include "gdb/sim-sh.h".
 282         (sim_store_register, sim_fetch_register): Use constants defined there.
 283
 284 Tue Jun 18 16:53:11 2002  J"orn Rennecke <joern.rennecke@superh.com>
 285
 286         * interp.c (sim_resume): Fix setting of bus error for
 287         instruction fetch.
 288
 289 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 290
 291         * configure: Regenerated to track ../common/aclocal.m4 changes.
 292
 293 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 294
 295         * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
 296
 297 2001-01-30  Ben Elliston  <bje@redhat.com>
 298
 299         * interp.c (sim_create_inferior): Record program arguments for
 300         later inspection by the trap handler.
 301         (count_argc): New function.
 302         (prog_argv): Declare static.
 303         (sim_write): Declare.
 304         (trap): Implement argc, argnlen and argn system calls. Do not
 305         abort on unknown system calls--simply return -1.
 306         * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
 307
 308 2001-01-24  Alexandre Oliva  <aoliva@redhat.com>
 309
 310         * interp.c (trap): Implement time.
 311
 312 2000-10-24  Ben Elliston  <bje@redhat.com>
 313
 314         * gencode.c (tab): Delimit strings with commas where applicable.
 315
 316 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 317
 318         * configure: Regenerated to track ../common/aclocal.m4 changes.
 319
 320 Mon May 15 22:04:51 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
 321
 322 sh-dsp support, simulator speedup by using host byte order:
 323
 324         * Makefile.in (interp.o): Depends on ppi.c .
 325         (ppi.c): New rule.
 326         * gencode.c (printonmatch, think, genopc): Deleted.
 327         (MAX_NR_STUFF): Now 42.
 328         (tab): Add SH-DSP CPU instructions.
 329         Amalgamate ldc / stc / lds / sts instructions with similar
 330         bit patterns.  Fix opcodes of stc Rm_BANK,@-<REG_N>.
 331         Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
 332         (movsxy_tab): New array.
 333         For movs, change MMMM field to GGGG, and mmmm field to MMMM.
 334         Added entries for movx, movy and parallel processing insns.
 335         (ppi_tab): New array.
 336         (qfunc): Stabilize sort.
 337         (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
 338         Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
 339         (dumptable): Now takes three arguments.  Changed all callers.
 340         Emit just one contigous jump table.
 341         (filltable): Now takes an argument.  Changed all callers.
 342         Make index static.
 343         (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
 344         (gensim_caselist): New function, broken out of gensim.
 345         Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
 346         Handle ref '9'.
 347         (gensim): Handle 'N' in code field and '8' in refs field.
 348         Call gensim_caselist - twice.
 349         (ppi_index): New static variable.
 350         (main): Unsupport default action.
 351         Add dsp support for -x / -s option.  Add -p option.
 352         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
 353         (saved_state_type): Rearrange to allow amalgamated ldc / stc /
 354         lds / sts to work efficiently.
 355         (target_dsp): New static variable.
 356         (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
 357         (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
 358         (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
 359         (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
 360         (set_fpscr1): Likewise.  Use target_dsp to check for dsp.
 361         (MOD_MSi, SIG_BUS_FETCH): Deleted.
 362         (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
 363         (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
 364         (SET_MOD): Reflect saved_state_type change.  Set MOD_DELTA instead
 365         of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
 366         (set_sr): Reflect saved_state_type change.  Fix SR_RB handling.
 367         Use SET_MOD.
 368         (MA, L, TL, TB): Now controlled by ACE_FAST.
 369         (SEXT32): Just cast to int.
 370         (SIGN32): Fixed to only shift by 31.
 371         (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
 372         (ppi_insn): Declare.
 373         (ppi.c): Include.
 374         (init_dsp): Set target_dsp.  When it changes, switch end of
 375         sh_jump_table with sh_dsp_table.
 376         (sim_resume) Don't declare sh_jump_table0.  Use sh_jump_table instead.
 377         Don't Declare PR if it's #defined.
 378         Fix single-stepping (Was broken in Mar  6 16:59:10 patch).
 379         (sim_store_register, sim_read_register): Translate accesses to
 380         reflect saved_state_type change.
 381
 382         * interp.c (set_sr): Set sr.
 383         (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
 384         (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
 385         (DSP_R): Fix definition.
 386         (sim_resume): Remove outdated SET_SR use.
 387
 388         * interp.c (saved_state): New members for struct member asregs:
 389         rs, re, insn_end, xram_start, yram_start.
 390         (struct loop_bounds): New struct.
 391         (SKIP_INSN): New macro.
 392         (get_loop_bounds): New function.
 393         (endianw): Renamed to global_endianw.
 394         (maskw): negated bits.
 395         (PC): Now insn_ptr.
 396         (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
 397         (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
 398         (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
 399         (SIG_BUS_FETCH): Likewise
 400         (raise_exception, riat_fast): New functions.
 401         (raise_buserror, sim_stop): Use raise_exception.
 402         (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
 403         (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
 404         Reverse sense of mask argument.
 405         (FP_OP, set_dr): Use RAISE_EXCEPTION.
 406         (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
 407         Declare.  Remove redundant masking.
 408         (wwat_fast, rwat_fast): Add argument endianw.  Changed callers.
 409         (MA): Updated for change pc -> PC.
 410         (Delay_Slot): Use RIAT.
 411         (empty): Deleted.
 412         (trap): Remove argument little_endian.  Add argument endianw.
 413         Changed all callers.  Use raise_exception.
 414         (macw): Add argument endainw.  Changed all callers.
 415         (init_dsp): New function, extended after broken out of init_pointers.
 416         (sim_resume): Replace pc with insn_ptr.  Replace little_endian with
 417         endianw.  Replace nia with nip.  Reverse sense of maskb / maskw /
 418         maskl.  Implement logic for zero-overhead loops.  Don't try to
 419         interpret garbage when getting a SIGBUS at insn fetch.
 420         (sim_open): Call init_dsp.
 421         * gencode.c (tab): Use SET_NIP instead of nia = .  Use PH2T / PT2H /
 422         RAISE_EXCEPTION where appropriate.
 423         Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
 424
 425         * interp.c (sim_store_register, sim_fetch_register):
 426         Do proper endianness switch.
 427
 428         * interp.c (saved_state_type): New members for struct member asregs:
 429         xymem_select, xmem, ymem, xmem_offset, ymem_offset.
 430         (special_address): Delete.
 431         (BUSERROR): Now a two-argument predicate.
 432         (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
 433         (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
 434         (process_wlat_addr, process_wwat_addr): New functions.
 435         (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
 436         (process_rbat_addr): Likewise.
 437         (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
 438         (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
 439         (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
 440         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
 441         (do_rdat, trap): Delete SLOW code.
 442         (SEXT32, SIGN32): New macros.
 443         (swap, swap16): Now integer in - integer out.  Changed all callers.
 444         (strswaplen, strnswap): Delete SLOW versions.
 445         (init_pointers): Initialize dsp memory selection (preliminary).
 446         (sim_store_register, sim_fetch_register): Use swap instead of
 447         big / little endian read / write functions.
 448
 449         * interp.c (maskl): Deleted.
 450         (endianw, endianb): New variables.
 451         (special_address): Now inline.
 452         (bp_holder): Put raising of buserror there, rename to:
 453         (raise_buserror).
 454         (BUSERROR): Now yields a value.  Changed all users.
 455         (wbat_big): Delete.
 456         (wlat_fast, wwat_fast, wbat_fast): New functions.
 457         (rlat_fast, rwat_fast, rbat_fast): Likewise.
 458         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
 459         (do_rdat, do_wdat): Likewise.  Take maskl argument instead of
 460         little_endian one.  Changed caller macros.
 461         (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
 462         (strswaplen, strnswap): New functions.
 463         (trap): Use them to fix up endian mismatches;
 464         disable SYS_execve and SYS_execv; fix double address translation for
 465         SYS_pipe and SYS_stat.
 466         (sym_write, sym_read): Add endianness translation.
 467         (sym_store_register, sym_fetch_register): Add maskl local variable.
 468         (sim_open): Set endianw and endianb.
 469
 470 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 471
 472         * configure: Regenerated to track ../common/aclocal.m4 changes.
 473
 474 Wed Aug 25 07:55:23 1999  Brendan Kehoe  <brendan@cygnus.com>
 475
 476         * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
 477         union type, instead of casting to an int* then a float*.
 478         (fcnvsd FPUL,<DR_N>): Likewise.
 479         (flds <FREG_N>,FPUL): Likewise.
 480         (fsts FPUL,<FREG_N>): Likewise.
 481
 482 1999-05-08  Felix Lee  <flee@cygnus.com>
 483
 484         * configure: Regenerated to track ../common/aclocal.m4 changes.
 485
 486 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 487
 488         * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
 489         frequency at which the poll_quit callback is called.
 490         (sim_resume): Use POLL_QUIT_INTERVAL instead of a
 491         hard-coded value.
 492
 493 Thu Sep 10 02:16:39 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 494
 495         * interp.c (saved_state.asregs): Add new member pad_dummy.
 496         (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
 497         as index into saved_state.asints.
 498
 499 Mon Jun 29 19:35:24 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 500
 501         * interp.c (sim_open): set endianness based on the ABFD if a -E
 502         option is not present and we have an ABFD.
 503
 504 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 505
 506         * configure: Regenerated to track ../common/aclocal.m4 changes.
 507
 508 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 509
 510         * configure: Regenerated to track ../common/aclocal.m4 changes.
 511         * config.in: Ditto.
 512
 513 Sun Apr 26 15:19:48 1998  Tom Tromey  <tromey@cygnus.com>
 514
 515         * acconfig.h: New file.
 516         * configure.in: Reverted change of Apr 24; use sinclude again.
 517
 518 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 519
 520         * configure: Regenerated to track ../common/aclocal.m4 changes.
 521         * config.in: Ditto.
 522
 523 Fri Apr 24 11:18:35 1998  Tom Tromey  <tromey@cygnus.com>
 524
 525         * configure.in: Don't call sinclude.
 526
 527 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 528
 529         * configure: Regenerated to track ../common/aclocal.m4 changes.
 530
 531 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534
 535 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 536
 537         * configure: Regenerated to track ../common/aclocal.m4 changes.
 538
 539 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 540
 541         * configure: Regenerated to track ../common/aclocal.m4 changes.
 542
 543 Tue Feb 17 12:49:44 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 544
 545         * interp.c (sim_fetch_register, sim_store_register): Pass in
 546         length parameter.  Return -1.
 547
 548 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * configure: Regenerated to track ../common/aclocal.m4 changes.
 551
 552 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 553
 554         * configure: Regenerated to track ../common/aclocal.m4 changes.
 555
 556 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 557
 558         * configure: Regenerated to track ../common/aclocal.m4 changes.
 559
 560 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 561
 562         * configure: Regenerated to track ../common/aclocal.m4 changes.
 563         * config.in: Ditto.
 564
 565 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 566
 567         * configure: Regenerated to track ../common/aclocal.m4 changes.
 568
 569 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 570
 571         * interp.c (sim_load): Pass lma_p and sim_write args to
 572         sim_load_file.
 573
 574 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 575
 576         * configure: Regenerated to track ../common/aclocal.m4 changes.
 577
 578 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 579
 580         * configure: Regenerated to track ../common/aclocal.m4 changes.
 581
 582 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 583
 584         * configure: Regenerated to track ../common/aclocal.m4 changes.
 585
 586 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 587
 588         * configure: Regenerated to track ../common/aclocal.m4 changes.
 589
 590 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 591
 592         * configure: Regenerated to track ../common/aclocal.m4 changes.
 593
 594 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 595
 596         * configure: Regenerated to track ../common/aclocal.m4 changes.
 597
 598 Tue Sep  9 20:52:21 1997  Felix Lee  <flee@cygnus.com>
 599
 600         * interp.c (sim_resume): poll_quit() at least once per call;
 601         otherwise gdb can loop sim_resume() uninterruptably.
 602
 603 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 604
 605         * configure: Regenerated to track ../common/aclocal.m4 changes.
 606
 607 Tue Sep  2 13:15:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 608
 609         * gencode.c (tab): Order instructions according to SH3 document.
 610
 611 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 612
 613         * configure: Regenerated to track ../common/aclocal.m4 changes.
 614         * config.in: Ditto.
 615
 616 Tue Aug 26 10:41:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 617
 618         * interp.c (sim_kill): Delete.
 619         (sim_create_inferior): Add ABFD argument.
 620         (sim_load): Move setting of PC from here.
 621         (sim_create_inferior): To here.
 622
 623 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 624
 625         * configure: Regenerated to track ../common/aclocal.m4 changes.
 626         * config.in: Ditto.
 627
 628 Mon Aug 25 16:17:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 629
 630         * interp.c (sim_open): Add ABFD argument.
 631
 632 Mon Jun 23 15:49:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 633
 634         * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
 635         FP's around.
 636         (set_dr): Ditto.
 637
 638 Mon Jun 23 15:02:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 639
 640         * interp.c (XD, SET_XD): Delete.
 641         (XF, SET_XF, XD_TO_XF): Define, move around registers in either
 642         FP bank.
 643
 644         * gencode.c (fmov): Update.
 645
 646 Sun Jun 22 19:33:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 647
 648         * interp.c (set_fpscr1): From J"orn Rennecke
 649         <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
 650
 651 Tue Aug 12 00:19:11 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 652
 653         * interp.c (special_address): New function.
 654         (BUSERROR): Call it.  Added parameters bits_written and data.
 655         Changed all callers.
 656         * gencode.c (tab): Fixed ocbwb and pref.
 657
 658 Fri Jun 20 22:03:18 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 659
 660         * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
 661
 662 Thu Jun 19 00:28:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 663
 664         * interp.c (sim_create_inferior): Clear registers each time an
 665         inferior is started.
 666
 667 Mon Jun 16 14:01:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 668
 669         * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
 670         when a host doesn't support IEEE FP.
 671         (*DP): Provide alternative definition that supports 64bit floating
 672         point.
 673         (target_little_endian): Combine little_endian and little_endian_p.
 674         (saved_state_type): Make fpscr and sr simple integers.
 675         (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
 676         (set_fpscr1): New function.  Handle swapping when PR / FR bits
 677         changed. Call via *_FPSCR macro.
 678         (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
 679         endian problems.
 680
 681         * gencode.c (tab): Update.
 682
 683 Sun Jun 15 15:22:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 684
 685         * gencode.c (main): Perform basic checks on tab entries.
 686
 687         * Makefile.in (gencode): Always compile with -g.
 688
 689 Sat Jun 14 13:45:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 690
 691         * gencode.c (gensim): Move ref checking code to before `stuff'.
 692         For branches with delay slots refs were not being checked.
 693
 694         * interp.c (sim_resume): Use nia to specify the next instruction
 695         address instead of overloading pc.
 696         (C): Delete definiton - refer to cycles directly.
 697         (SEXT12): New macro - sign extend a 12 bit quantity.
 698         (Delay_Slot): Rename from SL.
 699
 700         * gencode.c (tab): Update/simplify.
 701
 702         * gencode.c (gensim): Better formatting of output code.
 703         (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
 704         (tab): Sort alphabetically.  Break `stuff' into multiple lines.
 705
 706 Fri Jun 13 22:10:13 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 707
 708         * gencode.c (braf, bsrf): Fix branch destination calculation to
 709         be in accordance with the documentation.
 710
 711 Fri Jun 13 15:33:53 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 712
 713         * interp.c (init_pointers): Fix little endian test.
 714
 715 Thu Jun  5 12:56:08 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 716
 717         * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
 718         * gencode (fmov from/to memory): take endian_mismatch into account
 719         for 32 bit moves too.
 720
 721 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 722
 723         * gencode.c (swap.b): Fix treatment of high word.
 724
 725 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 726
 727         * sh/gencode.c,
 728         * interp.c: experimental SH4 support.
 729         DFmode moves are probaly broken for target little endian.
 730
 731 Tue May 20 10:23:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 732
 733         * interp.c (sim_open): Add callback argument.
 734         (sim_set_callbacks): Delete SIM_DESC argument.
 735
 736 Wed Apr 30 11:38:08 1997  Doug Evans  <dje@canuck.cygnus.com>
 737
 738         * Makefile.in (SIM_EXTRA_CLEAN): Define.
 739         (clean targets): Delete.
 740         (sh-clean): New target.
 741
 742 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 743
 744         * configure: Regenerated to track ../common/aclocal.m4 changes.
 745
 746 Wed Apr 23 17:55:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 747
 748         * tconfig.in: New file.
 749         * interp.c (sim_open): Handle missing arg to -E.
 750
 751 Tue Apr 22 08:55:35 1997  Stu Grossman  (grossman@critters.cygnus.com)
 752
 753         * Makefile.in:  Add clean targets.
 754
 755 Fri Apr 18 18:57:04 1997  Stu Grossman  (grossman@critters.cygnus.com)
 756
 757         * interp.c:  Include float.h and define SIGTRAP if _WIN32.
 758         WIN32 -> _WIN32.
 759         * (trap):  Do do SYS_chown for _WIN32.
 760
 761 Fri Apr 18 13:33:09 1997  Doug Evans  <dje@canuck.cygnus.com>
 762
 763         * interp.c (sim_resume): Fix argument to poll_quit.
 764
 765 Fri Apr 18 14:14:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 766
 767         * interp.c (sim_stop): New function.
 768         (sim_resume): Use poll_quit for polling.
 769
 770 Thu Apr 17 03:32:04 1997  Doug Evans  <dje@canuck.cygnus.com>
 771
 772         * Makefile.in (SIM_OBJS): Add sim-load.o.
 773         * interp.c (target_byte_order): Delete.
 774         (sim_kind, myname, little_endian_p): New static locals.
 775         (init_pointers): Use little_endian_p instead of target_byte_order.
 776         (sim_resume): Likewise.
 777         (sim_open): Set sim_kind, myname.  Set little_endian_p from -E arg.
 778         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 779         load file into simulator.  Set start address from bfd.
 780         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 781
 782 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 783
 784         * configure: Regenerated to track ../common/aclocal.m4 changes.
 785         * config.in: Ditto.
 786
 787 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 788
 789         * interp.c (sim_open): New arg `kind'.
 790
 791         * configure: Regenerated to track ../common/aclocal.m4 changes.
 792
 793 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 794
 795         * configure: Regenerated to track ../common/aclocal.m4 changes.
 796
 797 Wed Mar 19 09:34:36 1997  Fred Fish  <fnf@cygnus.com>
 798
 799         * interp.c (sim_do_command): Check for NULL command or empty
 800         string and handle it the same as a "help" command.  Use callback
 801         to print error message for unrecognized commands.  Replace
 802         hardcoded tab in literal string with a \t.  Other minor code
 803         cleanup.
 804
 805 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 806
 807         * configure: Regenerated to track ../common/aclocal.m4 changes.
 808
 809 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 810
 811         * configure: Re-generate.
 812
 813 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 814
 815         * configure: Regenerate to track ../common/aclocal.m4 changes.
 816
 817 Thu Mar 13 13:00:00 1997  Doug Evans  <dje@canuck.cygnus.com>
 818
 819         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 820         in argv form.
 821         (other sim_*): New SIM_DESC argument.
 822
 823 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 824
 825         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 826         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 827         * configure.in: sinclude ../common/aclocal.m4.
 828         * configure: Regenerated.
 829
 830 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 831
 832         * configure configure.in Makefile.in:  Update to new configure
 833         scheme which is more compatible with WinGDB builds.
 834         * configure.in:  Improve comment on how to run autoconf.
 835         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 836         * Makefile.in:  Use autoconf substitution to install common
 837         makefile fragment.
 838
 839 Wed Nov 20 02:04:32 1996  Doug Evans  <dje@canuck.cygnus.com>
 840
 841         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
 842         (SIM_OBJS,SIM_EXTRA_LIBS): Define.
 843         * configure.in: Simplify using macros in ../common/aclocal.m4.
 844         Call AC_CHECK_HEADERS(unistd.h).
 845         * configure: Regenerated.
 846         * config.in: New file.
 847         * interp.c: #include "config.h".  #include <unistd.h> if present.
 848         (trap): Fetch errno value with callback->get_errno.
 849
 850 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 851
 852         * interp.c: Don't include windows polling code if inside simluator.
 853
 854 Fri Sep 20 14:57:50 1996  Stan Shebs  <shebs@andros.cygnus.com>
 855
 856         * interp.c: Minor formatting improvements.
 857         (saved_state_type): Add bank registers.
 858         (bp_holder): New function, use to break on when debugging BUSERROR.
 859         (BUSERROR): Call it if bus error occurs.
 860
 861 Wed Jun 26 12:29:22 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 862
 863         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 864         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 865         (docdir): Removed.
 866         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 867         (AC_PROG_INSTALL): Added.
 868         * configure: Rebuilt.
 869
 870 Thu May 16 15:44:29 1996  Ian Lance Taylor  <ian@cygnus.com>
 871
 872         * interp.c (saved_state_type): Add memstalls field.
 873         (MA) Define macro.
 874         (sim_resume): New local variable memstalls.  Add it back in to
 875         saved_state at the end of the function.
 876         (sim_info): Report memstalls.
 877         * gencode.c (tab): Add MA() to the execution string of all
 878         instructions which access memory.
 879
 880 Wed Feb 21 12:16:41 1996  Ian Lance Taylor  <ian@cygnus.com>
 881
 882         * configure: Regenerate with autoconf 2.7.
 883
 884 Tue Dec  5 16:38:55 1995  Stu Grossman  (grossman@cygnus.com)
 885
 886         * gencode.c (mac.l):  Don't abort GDB if executing mac.l
 887         instruction (which is unimplemented).  Generate a SIGTRAP (in the
 888         simulated target) instead.
 889
 890 Mon Dec  4 12:22:24 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 891
 892         * gencode.c (tab): Added several sh3 opcodes.
 893         (think): Added printonmatch for A_SSR and A_SPC.
 894         * interp.c (SSR, SPC): Added definitions.
 895         (saved_state_type): Added ssr and spc registers.
 896
 897 Wed Nov 29 12:39:27 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 898
 899         * gencode.c (tab): In shad/shld definitions, negate R[m] before
 900         the and operation instead of after.  For shad delete cast.  For shld
 901         use UR instead of R and delete cast.
 902
 903 Fri Nov 17 12:48:55 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 904
 905         * gencode.c (tab): Add explicit NaN support for ftrc instruction.
 906
 907 Wed Nov 15 11:25:27 1995  Stu Grossman  (grossman@cygnus.com)
 908
 909         * interp.c:  Make target_byte_order be extern to prevent SGI cc from
 910         issuing warnings about the use of common symbols.
 911
 912 Tue Nov 14 15:19:43 1995  Stu Grossman  (grossman@cygnus.com)
 913
 914         * gencode.c:  jsr, bsr and bsrf actually save pc+4 in pr, and rts
 915         actually uses pr+0.
 916
 917 Sat Oct 21 13:01:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 918
 919         * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
 920         program exited.
 921         (sim_get_quit_code): Delete.
 922
 923         * gencode.c (gensim): Indicate SIGILL instead of calling abort for
 924         default case.
 925
 926 Mon Oct 16 18:24:03 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 927
 928         * interp.c (saved_state_type): Move FP registers to immediately
 929         after SR.
 930
 931 Tue Oct 10 11:12:15 1995  Fred Fish  <fnf@cygnus.com>
 932
 933         * Makefile.in (BISON): Remove macro.
 934
 935 Fri Oct  6 12:08:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 936
 937         * interp.c (trap, case SYS_utime): Cast second arg of utime to
 938         void * to avoid compiler error.
 939
 940         * interp.c (callback): Remove last change.  It is initialized by
 941         a sim_set_callbacks call.
 942
 943 Thu Oct  5 14:13:29 1995  steve chamberlain  <sac@slash.cygnus.com>
 944
 945         * interp.c (callback): Initialize to default callback.
 946
 947 Thu Sep 28 15:26:59 1995  steve chamberlain  <sac@slash.cygnus.com>
 948
 949         * run.c: Moved to ../common.
 950         * interp.c (trap): Use gdb's callback interface.
 951         * Makefile.in: Updated.
 952
 953 Wed Sep 20 13:35:13 1995  Ian Lance Taylor  <ian@cygnus.com>
 954
 955         * Makefile.in (maintainer-clean): New synonym for realclean.
 956
 957 Wed Sep 20 09:51:50 1995  steve chamberlain  <sac@slash.cygnus.com>
 958
 959         * run.c (sim_callback_write_stdout):  New.
 960         * interp.c (trap): Call sim_callback_write_stdout when needed.
 961
 962 Mon Sep 18 18:42:27 1995  steve chamberlain  <sac@slash.cygnus.com>
 963
 964         * interp.c (trap): Remove useless code.
 965
 966 Fri Sep 15 19:30:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 967
 968         * syscall.h: Copy from newlib.
 969
 970 Thu Sep 14 19:32:59 1995  Stu Grossman  (grossman@cygnus.com)
 971
 972         * gencode.c:  Back up PC by 2 for breakpoints.
 973         * interp.c:  Move fp regs beyond pc/pr/etc to avoid confusing GDB,
 974         which expect pc to immediatly follow regs[].
 975
 976 Fri Sep  8 14:18:13 1995  Ian Lance Taylor  <ian@cygnus.com>
 977
 978         * configure.in: Define CC_FOR_BUILD.  Don't call AC_PROG_INSTALL.
 979         * configure: Rebuild.
 980         * Makefile.in (INSTALL): Revert to using install.sh.
 981         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 982         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 983         (CC_FOR_BUILD): Restore.
 984         (gencode): Build using $(CC_FOR_BUILD).
 985         (install): Don't install in $(tooldir).
 986
 987 Thu Sep  7 15:02:31 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 988
 989         (Try to) Update to new bfd autoconf scheme.
 990         * run.c: Don't include sysdep.h.
 991         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 992         (CC, CFLAGS, AR, RANLIB): Likewise.
 993         (HDEFINES, TDEFINES): Define.
 994         (CC_FOR_BUILD): Delete.
 995         (host_makefile_frag): Delete.
 996         (Makefile): Don't depend on frags.
 997         * configure.in (sysdep.h): Don't create symlink.
 998         (host_makefile_frag, frags): Deleted.
 999         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1000         * configure: Regenerated.
1001
1002 Thu Aug 31 12:39:07 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1003
1004         * interp.c: Include <math.h>.
1005
1006 Wed Aug 30 22:05:17 1995  Jeff Law  (law@snake.cs.utah.edu)
1007
1008         * Makefile.in (run): Link in math library too.
1009         * gencode.c (gensim): abort if an unknown opcode is encountered.
1010         * interp.c (FPSCR, FPUL): Define.
1011         (struct save_state): Add fields for floating point registers,
1012         FPSCR and FPUL.
1013         (sim_resume): Add 'F' for accessing floating point registers
1014         in the save state structure.
1015         * gencode.c: Add sh3e opcodes.
1016         (gensym): Define a buffer for int<->fp conversions.
1017
1018 Tue Aug 22 14:16:46 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1019
1020         * interp.c (trap): Use trap vector 34 for host system interface.
1021         * gencode.c: Add 34 to conditional which determines which traps
1022         will be handled by simulator.
1023
1024 Fri Aug 11 17:59:15 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1025
1026         * run.c: Include <signal.h>.  Define SIGQUIT if not defined.
1027         (main): New variables reason and sigrc.  After simulator exits,
1028         check to see if it exited because of a signal, and if so, then
1029         use the signal number as the return value.
1030
1031 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
1032
1033         * Update all FSF addresses except those in COPYING* files.
1034
1035 Tue Jul 18 23:33:10 1995  Fred Fish  <fnf@fishbowl>
1036
1037         * interp.c (trap): Only use SYS_execv if defined.  Might be
1038         implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1039         (sim_resume): In sbit initializer, cast shifted arg to unsigned
1040         to avoid signed integer overflow.
1041
1042 Wed Jul  5 14:32:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1043
1044         * Makefile.in (clean): Remove run, libsim.a.
1045           (distclean, mostlyclean, realclean): Remove Makefile and
1046           autoconf files.
1047
1048         * sh.mt: Removed.
1049
1050         * Makefile.in, configure.in: converted to autoconf.
1051         * configure: New file, generated with autconf 2.4.
1052
1053 Fri Jun 30 16:51:38 1995  Stan Shebs  <shebs@andros.cygnus.com>
1054
1055         * interp.c (sim_open): If argument supplied, interpret as
1056         desired memory size.
1057         (parse_and_set_memory_size): New function.
1058         (sim_do_command): New function.
1059
1060 Thu Jun 29 10:02:28 1995  Fred Fish  <fnf@deneb.cygnus.com>
1061
1062         * interp.c  (SYS_wait): Define as SYS_wait4 if available and
1063         SYS_wait is not already defined (SunOS 4.1.3 for example).
1064         (SYS_utime): Define as SYS_utimes if available and
1065         SYS_utime is not already defined.
1066
1067 Thu Jun 22 17:25:57 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1068
1069         * interp.c: Don't include sys/times.h or sys/param.h
1070
1071 Wed Jun 21 15:03:49 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1072
1073         * interp.c (SIGBUS, SIGTERM): Define if not.
1074         (sim_memory_size): default to 2^19 on PCs.
1075         (sim_resume): Poll for quits on win32.
1076
1077 Wed May 24 16:22:48 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1078
1079         * gencode.c (op_tab): Add SH3 support.
1080
1081 Wed May 24 14:07:11 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1082
1083         * gencode.c (tab): Add bsrf and braf.
1084
1085 Mon Apr 24 15:09:49 1995  Jason Molenda  (crash@cygnus.com)
1086
1087         * configure.in: use ../../bfd/hosts/std-host.h, not
1088         ../bfd/hosts/std-host.h (which doesn't exist).
1089
1090 Mon Mar 27 10:32:34 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1091
1092         * run.c: parse arguments with getopt().
1093
1094 Sun Feb 26 15:27:24 1995  Steve Chamberlain  <sac@cygnus.com>
1095
1096         * configure.in: Use ../../bfd/hosts/std-host.h if specific
1097         host unavailable.
1098
1099 Mon Jan 23 16:10:58 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1100
1101         * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1102
1103 Sun Jan 22 13:55:36 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1104
1105         * gencode.c (op_tab): Make MAC.W call macw, not abort.
1106         * interp.c (macw): New function.
1107         (S): New #define.
1108
1109 Sat Jan 21 15:52:30 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1110
1111         * gencode.c (op_tab): New code for ADDV and SUBV.
1112         Make MAC.L abort sicne it is not implemented.
1113
1114         * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1115         Get rid of __GNUC__ conditional.
1116
1117 aThu Jan 19 05:50:50 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1118
1119         * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1120         Change ADDC for symmetry.
1121
1122         * gencode.c (op_tab): Replace code for ADDC and SUBC.
1123
1124 Mon Jan  9 15:43:53 1995  Stu Grossman  (grossman@cygnus.com)
1125
1126         * interp.c:  Remove def of INLINE.  This comes from bfd.h.  Also,
1127         declare IOMEM before using it.
1128
1129 Wed Dec 28 21:25:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1130
1131         * interp.c (BUSERROR): New macro.
1132         ([r|w][bwl]at[little|big]) New functions.
1133         (sim_resume): If GO32 check for interrupt every now
1134         and again.  Decrement PC if SIGBUS seen.
1135         * run.c (main):  Return result of simulated _exit.
1136
1137 Mon Dec  5 21:59:51 1994  Doug Evans  <dje@canuck.cygnus.com>
1138
1139         * Makefile.in (gencode): Allow build in different directory.
1140
1141 Wed Nov 30 17:47:13 1994  Jim Wilson  <wilson@chestnut.cygnus.com>
1142
1143         * Makefile.in (gencode): Change $< to gencode.c for portability.
1144
1145 Wed Nov 23 21:31:55 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1146
1147         * interp.c ([wr][bwl]at): New functions.
1148         (trap): Cope with both byte modes.
1149
1150 Thu Sep  8 17:35:07 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1151
1152         * gencode.c (tab): Simulate T bit after a negc insn right.
1153         * interp.c (RSBAT): Sign extend the arg.
1154         (ACE_FAST): New macro.
1155         (sim_resume): Remove obsolete test of sim_timeout.
1156
1157 Fri Aug  5 14:12:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1158
1159         * interp.c (IOMEM): New function, simulates very basic I/O area of
1160         the SH.
1161         (WBAT, RBAT) : Call I/O functions.
1162         * gencode.c (tab): Special case trapa #3.
1163
1164 Mon Jun 27 18:04:54 1994  Steve Chamberlain  (sac@cirdan.cygnus.com)
1165
1166         * run.c (main): Specify the file type again.
1167
1168 Thu May 26 19:04:37 1994  Steve Chamberlain  (sac@thepub.cygnus.com)
1169
1170         * interp.c (trap): Fix irix incompatibility.
1171         * run.c (main): open without specifying file type.
1172
1173 Wed May 18 14:18:53 1994  Doug Evans  (dje@canuck.cygnus.com)
1174
1175         * interp.c (sim_*): Make result void where there isn't one.
1176         (sim_set_pc): Delete.
1177         (sim_info): Delete printf_fn arg, all callers changed.
1178         Call printf_filtered instead.
1179         (sim_close): New function.
1180         (sim_load): New function.
1181         (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1182         * run.c: #include <varargs.h>, "remote-sim.h".
1183         (printf_filtered): New function.
1184
1185 Wed Apr 27 12:03:48 1994  Steve Chamberlain  (sac@cygnus.com)
1186
1187         * gencode.c (table): Get direction of some opcodes right.
1188         (trapa, rte): Implement fully.
1189         * interp.c (trap): Make stat call more portable.
1190
1191 Fri Feb 11 21:59:38 1994  Steve Chamberlain  (sac@sphagnum.cygnus.com)
1192
1193         * gencode.c (main, gendefines): New -d option prints table of defines.
1194         * interp.c (trap): Add a load of system calls.
1195         (sim_memory_size): Now default to 8Mbyte.
1196         (PARANOID): Keep vector of registers with undefined contents.
1197
1198 Mon Nov 15 14:37:18 1993  Steve Chamberlain  (sac@jonny.cygnus.com)
1199
1200         * gencode.c: mova uses aligned addresses
1201         * interp.c (trap): Return results in r0.
1202
1203 Tue Oct 26 10:38:55 1993  Doug Evans  (dje@canuck.cygnus.com)
1204
1205         * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1206         * interp.c: #include "remote-sim.h".
1207         (sim_resume): int result, new arg `siggnal'.
1208         (sim_write): Use SIM_ADDR for type of arg `addr'.
1209         (sim_read): Use SIM_ADDR for type of arg `addr'.
1210         Use unsigned char * for `buffer'.
1211         (sim_store_register): int result.
1212         (sim_fetch_register): Ditto.
1213         (sim_stop_reason): Renamed from sim_stop_signal.  New arg `reason'.
1214         (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1215         (sim_info): int result, new args `verbose', `printf_fn'.
1216         (sim_kill): int result.
1217         (sim_open): int result, new arg `name'.
1218         * run.c: #include <stdio.h>
1219         (main): Update call to sim_info.
1220
1221 Sat Oct 23 15:09:29 1993  Doug Evans  (dje@canuck.cygnus.com)
1222
1223         * interp.c (sim_stop_signal): Result is now enum sim_stop.
1224
1225 Fri Oct  8 10:47:09 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1226
1227         * gencode.c (table): Becomes unsigned.
1228         * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1229         sim_read): Return number of bytes copied.  (sim_store_register):
1230         Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1231
1232 Tue Sep  7 16:24:13 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1233
1234         * interp.c (sim_info): Fix small typo in printf string.
1235
1236 Thu Aug  5 11:37:48 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1237
1238         * interp.c (sim_resume): Set memory after pointers inited.
1239
1240 Mon Aug  2 14:13:22 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1241
1242         * interp.c (get_now): Use time system call.
1243         * Makefile.in: install correctly.
1244
1245 Tue Jul  6 10:30:46 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1246
1247         * run.c (main), interp.c (sim_set_timeout): Remove timeout
1248         functionality.
1249
1250 Thu Jun 24 13:29:57 1993  david d `zoo' zuhn  (zoo at rtl.cygnus.com)
1251
1252         * Makefile.in: don't run indent everytime; also add a space in the
1253         includes
1254
1255 Thu Jun 17 18:30:42 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1256
1257         * gencode.c: Fix some opcodes.
1258         * interp.c: Support for profiling and portability fixes.
1259         * run.c (main): Get profiling args.
1260
1261 Wed May  5 13:17:22 1993  Steve Chamberlain  (sac@cygnus.com)
1262
1263         * gencode.c (tab): Lint for sgi compiler
1264         * interp.c: Lint for sgi compiler.
1265
1266 Mon May  3 15:25:33 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1267
1268         * run.c (main): Support for resizing simulated RAM.
1269         * Makefile.in: Support for broken makes.
1270         * interp.c, gencode.c: Lint.
1271
1272 Mon Apr 26 18:01:10 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1273
1274         * created
1275