3 * interp.c (sim_kill): Delete.
7 * configure: Regenerated to track ../common/aclocal.m4 changes.
12 * interp.c (sim_open): Add ABFD argument.
17 * simops.c (bsh): Only set CY flag if either of the bottom
20 * simops.c (prepare, dispose): Lower numbered
21 registers go to higher numbered address.
23 * simops.c (unsigned divide instructions): S bit set if result has
27 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
28 registers go to higher numbered address.
34 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
35 interpretation of SR bit in list18 structure.
37 (divn, divun): New functions to perform N step divide functions.
43 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
44 with US bit set in the PSW.
49 * interp.c (sim_resume): Opcode functions return amount to be
50 added to PC and all opcodes take a standard format in the OP[]
53 (do_format_*): Functions removed.
55 * v850_sim.h (SP, EP): New register mnemonics.
57 * gencode.c (write_header): Functions prototypes return an
60 * simops.c: Opcode functions return amount to be added to PC.
63 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
65 * simops.c: Add support for v850e instructions.
67 * .Sanitize (Do-first, Do-last): Add support for keep-v850e
73 * .Sanitize (Do-first, Do-last): Add support for keep-v850eq
76 * simops.c: Add support for v850eq instructions.
81 * interp.c (sim_open): Add callback argument.
82 (sim_set_callbacks): Delete SIM_DESC argument.
86 * configure: Regenerated to track ../common/aclocal.m4 changes.
90 * interp.c (prog_bfd_was_opened_p): New static local.
91 (prog_bfd): New global variable.
92 (sim_open): Undo patch to add -E support.
93 (sim_close): Close prog_bfd if sim_load opened it.
94 (sim_load): Record bfd of loaded file in prog_bfd.
95 * simops.c (prog_bfd): Renamed from exec_bfd.
99 * interp.c (sim_stop): Stub function.
103 * Makefile.in (SIM_OBJS): Add sim-load.o.
104 * interp.c (sim_kind, myname): New static locals.
105 (sim_open): Set sim_kind, myname. Ignore -E arg.
106 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
107 load file into simulator. Set start address from bfd.
108 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
112 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
113 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
117 * configure: Regenerated to track ../common/aclocal.m4 changes.
122 * interp.c (sim_open): New arg `kind'.
124 * configure: Regenerated to track ../common/aclocal.m4 changes.
128 * configure: Regenerated to track ../common/aclocal.m4 changes.
132 * configure: Regenerated to track ../common/aclocal.m4 changes.
136 * configure: Re-generate.
140 * configure: Regenerate to track ../common/aclocal.m4 changes.
144 * interp.c (sim_open): New SIM_DESC result. Argument is now
146 (other sim_*): New SIM_DESC argument.
150 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
151 COMMON_{PRE,POST}_CONFIG_FRAG instead.
152 * configure.in: sinclude ../common/aclocal.m4.
153 * configure: Regenerated.
157 * configure configure.in Makefile.in: Update to new configure
158 scheme which is more compatible with WinGDB builds.
159 * configure.in: Improve comment on how to run autoconf.
160 * configure: Re-run autoconf to get new ../common/aclocal.m4.
161 * Makefile.in: Use autoconf substitution to install common
166 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
171 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
172 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
173 SYS_gettimeofday and SYS_utime from MSVC.
177 * simops.c (OP_10007E0): Know that kill encodes the signal number
178 via: 0xdead0000 | signal and turn it back into a signal.
182 * v850_sim.h (SIG_V850_EXIT): Define as -1.
184 * interp.c (sim_open): Cast calloc function.
185 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
186 program exited with the appropriate exit code.
187 (sim_set_interrupt): Declare buildargv.
189 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
190 type correct and work on big endian systems.
194 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
195 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
196 * configure.in: Simplify using macros in ../common/aclocal.m4.
197 Call AC_CHECK_HEADERS(unistd.h).
198 * configure: Regenerated.
199 * config.in: New file.
200 * simops.c: #include "config.h". #include <unistd.h> if present.
204 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
205 (EIPC, etc): New macros for system registers.
206 * simops.c, interp.c: Use everywhere.
208 * interp.c: Add support for interrupts issued by interrupt
209 generators, either PC- or time-based. Controlled by simulator
210 command "sim interrupt".
212 * interp.c: Add support for variable-size allocation of memory,
213 via simulator command "sim memory-map".
214 (map): Issue SIGSEGV for references to invalid memory regions.
218 * simops.c: Include <sys/time.h> for struct timeval and
223 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
225 * simops.c (OP_10007E0): Handle SYS_time.
229 * simops.c: Include <sys/stat.h>.
230 (OP_10007E0): Handle SYS_stat.
234 * simops.c (OP_10007E0): Don't declare errno.
236 * simops.c (OP_500): Mask off low bit in displacement
240 * simops.c (OP_500): Fix displacement handling for sld.w.
241 (OP_501): Similarly for sst.w.
243 * simops.c (trace_input): Remove all references to SEXT7.
244 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
245 is zero extended for sst/sld instructions.
246 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
247 was incorrect anyway).
251 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
253 * gencode.c (write_opcodes): Pad operands field to account for
255 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
256 doesn't support it. (Why is this here in the first place?!?)
257 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
258 Change number of operands in struct simops from 9 to 6. Define
259 SIGTRAP and SIGQUIT for MSVC.
263 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
264 * (map): Add support for external mem in the 1->2 meg range.
265 Also, abort() when memory access is way out of bounds. (Better to
266 die than to give wrong result. (This will be fixed later.))
267 * (sim_size): MEM_SIZE is now bytes, not shift factor.
271 * simops.c (trace_input): Swapped order of operands for output
272 output of OP_IMM_REG. Changed the fetching of the operands for
273 OP_LOAD32, and OP_STORE32 to work like op-function.
277 * interp.c: Move includes of remote-sim.h and callback.h to
279 * (lookup_hash): Add PC to report of hash failure.
280 * (map load_mem store_mem): New memory subsystem. Models V851
282 * (sim_write sim_read): Use new memory subsystem.
283 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
284 to make user-defined traps work right.
285 * simops.c (OP_*): Use new memory subsystem.
286 * (OP_14007E0 (reti)): Implement reti.
287 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
288 trap 31. Use new memory subsystem.
289 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
290 load_mem in RLW macro.
294 * gencode.c (write_opcodes): Output hex values for opcode mask
296 * interp.c (sim_resume): Save and restore PC from the appropriate
298 * (sim_fetch_register sim_store_register): Fix byte-order problem
299 with reading and writing registers.
300 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
304 * simops.c (trace_input): Fix thinko.
308 * simops.c (exec_bfd): Rename from sim_bfd.
309 (trace_input): Ditto.
313 * simops.c (trace_input): Use find_nearest_line to print line
314 number, function name or file name of PC.
318 * simops.c: Add tracing support. Use SEXTxx macros instead of
319 doing hardwired shifts.
321 * configure.in (--enable-sim-cflags): Add switch to add additional
322 flags to simulator buld. If --enable-sim-cflags=trace, turn on
324 * configure: Regenerate.
326 * Makefile.in: Don't require a VPATH capable make if configuring
327 in the same directory. Don't use CFLAGS for configuration flags.
328 Add flags from --enable-sim-cflags. Support canadian cross
329 builds. Rebuild whole simulator if include files change.
331 * interp.c (v850_debug): New global for debugging.
332 (lookup_hash,sim_size,sim_set_profile): Use
333 printf_filtered callback, instead of calling printf directly.
334 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
336 * v850_sim.h: Use limits.h to set the various sized types.
337 (SEXT{5,7,16,22}): New macros.
341 * interp.c (hash): Make this an inline function
342 when compiling with GCC. Simplify.
343 * simpos.c: Explicitly include "sys/syscall.h". Remove
344 some #if 0'd code. Enable more emulated syscalls.
348 * interp.c: Fix sign bit handling for add and sub instructions.
352 * gencode.c: Fix various indention & style problems.
353 Remove test code. Remove #if 0 code.
354 * interp.c: Provide prototypes for all static functions.
355 Fix minor indention problems.
356 (sim_open, sim_resume): Remove unused variables.
357 (sim_read): Return type is "int".
358 * simops.c: Remove unused variables.
359 (divh): Make result of divide-by-zero zero.
360 (setf): Initialize result to keep compiler quiet.
361 (sar instructions): These just clear the overflow bit.
362 * v850_sim.h: Provide prototypes for put_byte, put_half
365 * interp.c: OP should be an array of 32bit operands!
366 (v850_callback): Declare.
367 (do_format_5): Fix extraction of OP[0].
368 (sim_size): Remove debugging printf.
369 (sim_set_callbacks): Do something useful.
370 (sim_stop_reason): Gross hacks to get c-torture running.
371 * simops.c: Simplify code for computing targets of bCC
372 insns. Invert 's' bit if 'ov' bit is set for some
373 instructions. Fix 'cy' bit handling for numerous
374 instructions. Make the simulator stop when a halt
375 instruction is encountered. Very crude support for
376 emulated syscalls (trap 0).
377 * v850_sim.h: Include "callback.h" and declare
378 v850_callback. Items in the operand array are 32bits.
382 * interp.c (sim_resume): Fix code to check for a format 3
384 * simops.c: bCC insns only argument is a constant, not a
385 register value (duh...)
389 * simops.c: Fix "not1" and "set1".
391 * simops.c: Don't forget to initialize temp for
394 * interp.c: Remove various debugging printfs.
396 * simops.c: Fix satadd, satsub boundary case handling.
398 * interp.c (hash): Fix.
399 * interp.c (do_format_8): Get operands correctly and
400 call the target function.
401 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
405 * interp.c (do_format_4): Get operands correctly and
406 call the target function.
407 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
408 "sst.h", and "sst.w".
410 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
411 accordingly. Remove many unused definitions.
412 * interp.c: The V850 doesn't have split I&D spaces. Change
414 (get_longlong, get_longword, get_word): Deleted.
415 (write_longlong, write_longword, write_word): Deleted.
416 (get_operands): Deleted.
417 (get_byte, get_half, get_word): New functions.
418 (put_byte, put_half, put_word): New functions.
419 * simops.c: Remove unused functions. Rough cut at
420 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
422 * v850_sim.h (struct _state): Remove "psw" field. Add
424 (PSW): Remove bogus definition.
425 * simops.c: Change condition code handling to use the psw
426 register within the sregs array. Handle "ldsr" and "stsr".
428 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
430 * interp.c (do_format_5): Get operands correctly and
431 call the target function.
432 (sim_resume): Don't do a PC update for format 5 instructions.
433 * simops.c: Handle "jarl" and "jmp" instructions.
435 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
436 "di", and "ei" instructions correctly.
438 * interp.c (do_format_3): Get operands correctly and call
440 * simops.c: Handle bCC instructions.
442 * simops.c: Add condition code handling to shift insns.
443 Fix minor typos in condition code handling for other insns.
445 * Makefile.in: Fix typo.
446 * simops.c: Add condition code handling to "sub" "subr" and
449 * interp.c (hash): Update to be more accurate.
450 (lookup_hash): Call hash rather than computing the hash
452 (do_format_1_2): Handle format 1 and format 2 instructions.
453 Get operands correctly and call the target function.
454 (do_format_6): Get operands correctly and call the target
456 (do_formats_9_10): Rough cut so shift ops will work.
457 (sim_resume): Tweak to deal with format 1 and format 2
458 handling in a single funtion. Don't update the PC
459 for format 3 insns. Fix typos.
460 * simops.c: Slightly reorganize. Add condition code handling
461 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
462 and "not" instructions.
463 * v850_sim.h (reg_t): Registers are 32bits.
464 (_state): The V850 has 32 general registers. Add a 32bit
465 psw and pc register too. Add accessor macros
467 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
468 changes from the d10v simulator.
470 * simops.c: Add shift support.
472 * simops.c: Add multiply & divide support. Abort for system
475 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
476 and subr. No condition codes yet.
480 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
481 gencode.c, interp.c, simops.c: Created.