| 1 | Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com> |
| 2 | |
| 3 | * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move |
| 4 | exception generation code to OP_6E01. |
| 5 | (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception |
| 6 | generation code. |
| 7 | |
| 8 | Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com> |
| 9 | |
| 10 | * simops.c (OP_6401): postdecrement on r15 is OK, remove exception. |
| 11 | (OP_6601): Ditto. |
| 12 | |
| 13 | Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 14 | |
| 15 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 16 | |
| 17 | Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com> |
| 18 | |
| 19 | * interp.c (pc_addr): Discard upper bit(s) of PC in case |
| 20 | IMAP1 selects unified memory. |
| 21 | * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing |
| 22 | for end condition. |
| 23 | |
| 24 | Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 25 | |
| 26 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 27 | |
| 28 | Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 29 | |
| 30 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 31 | |
| 32 | Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 33 | |
| 34 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 35 | |
| 36 | Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 37 | |
| 38 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 39 | |
| 40 | Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 41 | |
| 42 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 43 | |
| 44 | Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com> |
| 45 | |
| 46 | * interp.c (sim_resume): Increment PC at end of rep |
| 47 | loop. |
| 48 | |
| 49 | * simops.c (OP_4201): Fix rachi instruction. |
| 50 | |
| 51 | Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba> |
| 52 | |
| 53 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 54 | |
| 55 | Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 56 | |
| 57 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 58 | * config.in: Ditto. |
| 59 | |
| 60 | Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 61 | |
| 62 | * interp.c (sim_kill): Delete. |
| 63 | (sim_create_inferior): Add ABFD argument. |
| 64 | (sim_load): Move setting of PC from here. |
| 65 | (sim_create_inferior): To here. |
| 66 | (start_address): Delete variable. |
| 67 | |
| 68 | Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 69 | |
| 70 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 71 | * config.in: Ditto. |
| 72 | |
| 73 | Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 74 | |
| 75 | * interp.c (sim_open): Add ABFD argument. |
| 76 | |
| 77 | Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 78 | |
| 79 | * interp.c (sim_open): Add callback argument. |
| 80 | (sim_set_callbacks): Remove SIM_DESC argument. |
| 81 | |
| 82 | Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com> |
| 83 | |
| 84 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 85 | |
| 86 | Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com> |
| 87 | |
| 88 | * interp.c (sim_open): Undo patch to add -E support. |
| 89 | |
| 90 | Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 91 | |
| 92 | * interp.c (sim_stop): New function. |
| 93 | |
| 94 | Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com> |
| 95 | |
| 96 | * Makefile.in (SIM_OBJS): Add sim-load.o. |
| 97 | * d10v_sim.h (exec_bfd): Rename to prog_bfd. |
| 98 | * interp.c: #include bfd.h. |
| 99 | (myname, sim_kind, start_address): New static locals. |
| 100 | (prog_bfd_was_opened_p, prog_bfd): New static locals. |
| 101 | (decode_pc): Update to use prog_bfd. |
| 102 | (sim_open): Set sim_kind, myname. Ignore -E arg. |
| 103 | (sim_close): Close prog_bfd if simulator opened it. |
| 104 | (sim_create_inferior): Return SIM_RC. Delete arg start_address. |
| 105 | (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd. |
| 106 | Call sim_load_file to load file into simulator. |
| 107 | * simops.c (trace_input_func): exec_bfd renamed to prog_bfd. |
| 108 | |
| 109 | Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com> |
| 110 | |
| 111 | * simops.c (OP_5F00): Only provide system calls SYS_execv, |
| 112 | SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host. |
| 113 | |
| 114 | Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com> |
| 115 | |
| 116 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 117 | * config.in: Ditto. |
| 118 | |
| 119 | Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com> |
| 120 | |
| 121 | * interp.c (sim_open): New arg `kind'. |
| 122 | |
| 123 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 124 | |
| 125 | Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com> |
| 126 | |
| 127 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
| 128 | |
| 129 | Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com> |
| 130 | |
| 131 | * configure: Re-generate. |
| 132 | |
| 133 | Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com> |
| 134 | |
| 135 | * configure: Regenerate to track ../common/aclocal.m4 changes. |
| 136 | |
| 137 | * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same |
| 138 | as trap 0, which will be deprecated. Only set errno, if an error |
| 139 | in fact was returned. |
| 140 | |
| 141 | Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com> |
| 142 | |
| 143 | * interp.c: Delete redundant prototypes of sim_foo fns. |
| 144 | (sim_open): New SIM_DESC result. Argument is now in argv form. |
| 145 | (other sim_*): New SIM_DESC argument. |
| 146 | |
| 147 | Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com> |
| 148 | |
| 149 | * simops.c (trace_{input,output}_func): Call flush_stdout from the |
| 150 | callback functions. |
| 151 | (OP_5F00): Ditto. |
| 152 | (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer. |
| 153 | (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in |
| 154 | setting the carry bit after an add or a subtract. |
| 155 | |
| 156 | Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com> |
| 157 | |
| 158 | * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom |
| 159 | 40 bits of accumulators. Sign/zero extend as appropriate. |
| 160 | |
| 161 | Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com> |
| 162 | |
| 163 | * Makefile.in (@COMMON_MAKEFILE_FRAG): Use |
| 164 | COMMON_{PRE,POST}_CONFIG_FRAG instead. |
| 165 | * configure.in: sinclude ../common/aclocal.m4. |
| 166 | * configure: Regenerated. |
| 167 | |
| 168 | Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com) |
| 169 | |
| 170 | * configure configure.in Makefile.in: Update to new configure |
| 171 | scheme which is more compatible with WinGDB builds. |
| 172 | * configure.in: Improve comment on how to run autoconf. |
| 173 | * configure: Re-run autoconf to get new ../common/aclocal.m4. |
| 174 | * Makefile.in: Use autoconf substitution to install common |
| 175 | makefile fragment. |
| 176 | |
| 177 | Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com) |
| 178 | |
| 179 | * gencode.c: patch to not #include "d10v_sim.h" which |
| 180 | unecessarily includes bfd.h and causes wingdb configure |
| 181 | to fail. |
| 182 | |
| 183 | Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 184 | |
| 185 | * interp.c (xfer_mem): Change unified memory to 0x0. |
| 186 | |
| 187 | Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 188 | |
| 189 | * simops.c (OP_3E01): Fix tracing information. |
| 190 | (OP_300{0,1}): Do not propigate sign. |
| 191 | |
| 192 | Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com> |
| 193 | |
| 194 | * config.in (WORDS_BIGENDIAN): Add. |
| 195 | * configure: Regenerated. |
| 196 | * d10v_sim.h: #include "config.h" |
| 197 | |
| 198 | Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 199 | |
| 200 | * gencode.c (write_opcodes): Eliminate warnings when generated |
| 201 | table.c is compiled. |
| 202 | |
| 203 | Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 204 | |
| 205 | * interp.c (sim_open): Cast result of calloc, and make sure NULL |
| 206 | was not returned. |
| 207 | (dmem_addr): If address is illegal or in I/O space, signal a bus |
| 208 | error. |
| 209 | (pc_addr): Signal bus error, not illegal instruction for bogus |
| 210 | pc. |
| 211 | |
| 212 | Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com> |
| 213 | |
| 214 | * Makefile.in: Delete all stuff moved to ../common/Make-common.in. |
| 215 | (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define. |
| 216 | * configure.in: Simplify using macros in ../common/aclocal.m4. |
| 217 | Call AC_CHECK_HEADERS(unistd.h). |
| 218 | * configure: Regenerated. |
| 219 | * config.in: New file. |
| 220 | * interp.c: #include "callback.h". |
| 221 | * simops.c: #include "config.h". #include <unistd.h> if present. |
| 222 | |
| 223 | Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 224 | |
| 225 | * d10v-sim.h (simops): Add flag is_long. |
| 226 | (State): Add pc_changed. Instructions which update the PC should |
| 227 | use the JMP macro which sets this. |
| 228 | (JMP): New macro. Sets the PC and the pc_changed flag. |
| 229 | |
| 230 | * gencode.c (write_opcodes): Add is_long field. |
| 231 | |
| 232 | * interp.c (lookup_hash): If we blindly apply a short opcode's mask |
| 233 | to a long opcode we could get a false match. Check the opcode size. |
| 234 | (hash): Add a size field to the hash table. |
| 235 | (sim_open): Initialize size field in hash table. |
| 236 | (sim_resume): Change to logic for setting the PC. Used to increment the |
| 237 | PC if it had not been changed. This didn't allow single-instruction loops. |
| 238 | Now checks the flag State.pc_changed. Also now stops when ^C is received. |
| 239 | (dmem_addr): Fix translation of data segments to unified memory. |
| 240 | (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag. |
| 241 | |
| 242 | * simops.c: Changed all branch and jump instructions to use new JMP macro. |
| 243 | (OP_20000000): Corrected trace information to show this is a ldi.l, not |
| 244 | a ldi.s instruction. |
| 245 | |
| 246 | Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 247 | |
| 248 | * interp.c (sim_fetch_register, sim_store_register): Fix bug where |
| 249 | updating the accumulators was overwriting other parts of the global |
| 250 | State variable. |
| 251 | |
| 252 | Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 253 | |
| 254 | * interp.c (bfd.h) Don't include it here any more. |
| 255 | (text{,_start,_end}): Move here from simops.c and make extern. |
| 256 | (decode_pc): New function to return the PC as an address that the |
| 257 | debugger can use. |
| 258 | (dmem_addr): Print decoded PC in error message. |
| 259 | (pc_addr): Ditto. |
| 260 | |
| 261 | * simops.c (bfd.h) Don't include it here any more. |
| 262 | (text{,_start,_end}): Move to simops.c. |
| 263 | (trace_input_func): Move decoding of PC, and looking up .text |
| 264 | start to decode_pc. |
| 265 | |
| 266 | * d10v_sim.h (bfd.h): Include it here. |
| 267 | (text{,_start,_end}): Add external declarations. |
| 268 | (exec_bfd): Ditto. |
| 269 | (decode_pc): Ditto. |
| 270 | |
| 271 | Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 272 | |
| 273 | * interp.c (sim_size): Now allocates unified memory for imap segments |
| 274 | 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0. |
| 275 | (sim_write): Just call xfer_mem(). |
| 276 | (sim_read): Just call xfer_mem(). |
| 277 | (xfer_mem): New function. Does appropriate memory mapping and copies bytes. |
| 278 | (dmem_addr): New function. Reads dmap register and translates data |
| 279 | addresses to local addresses. |
| 280 | (pc_addr): New function. Reads imap register and computes local address |
| 281 | corresponding to contents of the PC. |
| 282 | (sim_resume): Change to use pc_addr(). |
| 283 | (sim_create_inferior): Change reinitialization code. Also reinitializes |
| 284 | imap[01] and dmap. |
| 285 | (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. |
| 286 | (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. |
| 287 | |
| 288 | * simops.c (MEMPTR): Redefine to use dmem_addr(). |
| 289 | (OP_5F00): Replace references to STate.imem with dmem_addr(). |
| 290 | |
| 291 | * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128]. |
| 292 | (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr(). |
| 293 | (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define. |
| 294 | |
| 295 | Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 296 | |
| 297 | * d10v_sim.h (_ins_type): Reorganize, so that we can provide |
| 298 | better statistics, like not counting NOPS as parallel |
| 299 | instructions, and printing total cycles. |
| 300 | (ins_type_counters): Make unsigned long. |
| 301 | (left_nops,right_nops): Fold into ins_type_counters. |
| 302 | |
| 303 | * simops.c (trace_input_func): Print new instruction types. |
| 304 | Handle OP_R2R3 as input types. |
| 305 | (OP_{38000000,7000}): Correctly sign extend bytes. |
| 306 | (OP_5E00): Don't count NOPs as parallel instructions. |
| 307 | (OP_460B): Remove unused variable. |
| 308 | (OP_5F00): Ditto. |
| 309 | |
| 310 | * interp.c (ins_type_counters): Make unsigned long. |
| 311 | (left_nops,right_nops): Delete. |
| 312 | (most functions): Add prototypes. |
| 313 | (INLINE): If GCC and optimize define as __inline__. |
| 314 | ({,lookup_}hash,get_operands): Declare as INLINE. |
| 315 | (do_parallel): Count conditional operations. |
| 316 | (add_commas): New function, to add commas every 3 digits. |
| 317 | (sim_size): Call add_commas to print numbers. |
| 318 | (sim_{open,resume}): Delete unused variables. |
| 319 | (sim_info): Provide better statistics. |
| 320 | (sim_read): Add int return type. |
| 321 | |
| 322 | Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 323 | |
| 324 | * interp.c (sim_resume): Change the way single-stepping and exceptions |
| 325 | are handled so single-stepping works again. |
| 326 | |
| 327 | Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 328 | |
| 329 | * endian.c: Optimize simulated loads/stores on x86, AIX, and big |
| 330 | endian hosts. |
| 331 | |
| 332 | * configure.in (--enable-sim-bswap): New switch to enable using |
| 333 | the BSWAP instruction on x86's. |
| 334 | * configure: Regenerate. |
| 335 | |
| 336 | * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap |
| 337 | support. |
| 338 | |
| 339 | Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 340 | |
| 341 | * endian.c: New file. Move endian functions here from interp.c. |
| 342 | Optimize code, and make it work as either inline functions or as a |
| 343 | separate file. |
| 344 | |
| 345 | * interp.c: Move endian functions from here to endian.c. |
| 346 | |
| 347 | * Makefile.in (INCLUDE): Add endian.c. |
| 348 | (run,libsim.a): Add dependency on endian.o. |
| 349 | (endian.o): Add dependency. |
| 350 | |
| 351 | * d10v_sim.h (read/write support): Always go through the machine |
| 352 | independent endian functions. If compiling with GCC and |
| 353 | optimizing, include endian.c so the endian functions are inlined. |
| 354 | |
| 355 | * simops.c (OP_5F00): Correct tracing of accumulators. |
| 356 | |
| 357 | Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 358 | |
| 359 | * simops.c (OP_5F00): Add support for getpid, kill system calls. |
| 360 | |
| 361 | * interp.c (do_{2_short,parallel}): If an exception is raised, |
| 362 | don't execute the second instruction. |
| 363 | |
| 364 | Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 365 | |
| 366 | * simops.c (OP_{31000000,6601,6201,6200}): Store address in a |
| 367 | temporary in case the register is overriden when loading. |
| 368 | (OP_6200): Output type is OP_DREG for tracing. |
| 369 | |
| 370 | Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 371 | |
| 372 | * d10v_sim.h (struct _state): Add mem_{min,max} fields. |
| 373 | |
| 374 | * interp.c (sim_size): Initialize mem_{min,max} fields. |
| 375 | (sim_write): Update mem_{min,max} fields. |
| 376 | (sim_resume): If PC is not in the minimum/maximum memory range, |
| 377 | abort. |
| 378 | (sim_create_inferior): Preserve mem_{min,max} fields. |
| 379 | |
| 380 | Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com> |
| 381 | |
| 382 | * simops.c (OP_5F00): Add support for time() system call. |
| 383 | |
| 384 | Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 385 | |
| 386 | * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being |
| 387 | stored if tracing. |
| 388 | (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for |
| 389 | system calls. |
| 390 | |
| 391 | Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 392 | |
| 393 | * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}. |
| 394 | (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}. |
| 395 | (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3 |
| 396 | to call/subroutine returns to trace the first two arguments and |
| 397 | the return value. For small jumps, use CONSTANT8, not CONSTANT16. |
| 398 | |
| 399 | Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 400 | |
| 401 | * interp.c (sim_create_inferior): Reinitialize State every time |
| 402 | sim_create_inferior() is called. |
| 403 | |
| 404 | Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net> |
| 405 | |
| 406 | * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right |
| 407 | on comparisons. |
| 408 | (OP_401): Fix tracing information. |
| 409 | |
| 410 | Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 411 | |
| 412 | * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output. |
| 413 | (trace_input_func): Use them. |
| 414 | (trace_input_func): Make sure there is a trailing space after the |
| 415 | instruction. |
| 416 | (OP_6200): Fix tracing info. |
| 417 | |
| 418 | * Makefile.in (run): Add dependencies on libbfd.a and |
| 419 | libiberity.a. |
| 420 | |
| 421 | Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 422 | |
| 423 | * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line |
| 424 | numbers and function names in debug trace. |
| 425 | (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and |
| 426 | DEBUG_LINE_NUMBER. |
| 427 | (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction |
| 428 | and exit system call trap being executed. |
| 429 | |
| 430 | * interp.c (sim_stop_reason): Set exit code correctly for stop |
| 431 | instruction and exit system call trap. |
| 432 | |
| 433 | * configure.in (--enable-sim-cflags): Remove trace case. |
| 434 | (--enable-sim-debug): New switch to set the debug values. |
| 435 | * configure: Regenerate. |
| 436 | |
| 437 | * simops.c (trace_{input,output}_func): Rename from |
| 438 | trace_{input,output}. |
| 439 | (trace_{input,output}): Call trace_{input,output}_func if |
| 440 | d10v_debug is non-zero. |
| 441 | (SIZE_INSTRUCTION): Cut down to 8. |
| 442 | (SIZE_OPERANDS): Cut down to 18. |
| 443 | (SIZE_LOCATION): New value for size of line number, function name |
| 444 | field. |
| 445 | (init_text_p,text{,_start,_end}): New static variables for |
| 446 | printing line number and function name. |
| 447 | (exec_bfd): New external that run.c sets. |
| 448 | (trace_input_func): Print line number and function name if |
| 449 | available and if desired. |
| 450 | (OP_4E09): Don't print out DBT message. |
| 451 | (OP_5FE0): Set exception field to SIG_D10V_STOP. |
| 452 | (OP_5F00): Set exception field to SIG_D10V_EXIT. |
| 453 | |
| 454 | Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 455 | |
| 456 | * interp.c (do_2_short): If the instruction encodes jump->ins, |
| 457 | don't do the second instruction if the jump succeeds. |
| 458 | |
| 459 | Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 460 | |
| 461 | * simops.c (OP_5F00): Use unknown traps to print all GPRs, |
| 462 | accumulators, PC, and F0/F1/C flags. |
| 463 | |
| 464 | Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com> |
| 465 | |
| 466 | * simops.c (OP_5F00): Fix problems with system calls. |
| 467 | |
| 468 | Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 469 | |
| 470 | * simops.c (OP_5F00): Correct tracing information for trap. |
| 471 | |
| 472 | Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 473 | |
| 474 | * Makefile.in (CSEARCH): Correctly find opcodes directory. |
| 475 | |
| 476 | Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 477 | |
| 478 | * simops.c (trace_output): Properly align accumulator output. |
| 479 | (OP_3{0,2,4}00): Properly parenthesize test expression. Add error |
| 480 | if shift count is too high. |
| 481 | (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book. |
| 482 | (OP_4E09): Make cpfg properly trace the input flags. |
| 483 | (op_types): Add OP_FLAG_OUTPUT. |
| 484 | (trace_{input,output}): Support OP_FLAG_OUTPUT. |
| 485 | (OP_31000000): This ld2w varient is a 16-bit memory reference, not |
| 486 | an 8-bit memory reference instruction for tracing purposes. |
| 487 | (OP_201): Addi needs to set the carry. |
| 488 | |
| 489 | Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 490 | |
| 491 | * simops.c (OP_2600, OP_2601): Changed min and max comparisons |
| 492 | to use signed register values. |
| 493 | |
| 494 | Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 495 | |
| 496 | * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug |
| 497 | output. |
| 498 | (_ins_type): New enumeration to specify which container an |
| 499 | instruction is in, and whether it is part of a parallel operation. |
| 500 | (_state): Add ins_type field. |
| 501 | ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types. |
| 502 | (ins_type_counters): Counters for the various instruction types. |
| 503 | ({left,right}_nops): Counters for the number of nops in each |
| 504 | container. |
| 505 | (d10v_debug): New variable to indicate whether debugging is turned |
| 506 | on. |
| 507 | |
| 508 | * simops.c: (all functions): Change all #ifdef DEBUG code so that |
| 509 | the input and output values can be traced, along with the |
| 510 | instruction type. Make the -t option enable tracing. |
| 511 | (all functions): Change printf calls to use the printf_filtered |
| 512 | function in the callback table. |
| 513 | |
| 514 | * interp.c (_leftright): New enumeration to say whether 2 short |
| 515 | instructions are done left first or right first. |
| 516 | (do_{long,2_short,parallel}): Indicate in the machine state which |
| 517 | type of instruction this is. Count each of the types of |
| 518 | instructions executed. |
| 519 | (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug |
| 520 | flag is set. |
| 521 | (sim_resume): Pass left/right indication to do_2_short. |
| 522 | (all functions): Change printf calls to use the printf_filtered |
| 523 | function in the callback table. |
| 524 | (sim_trace): Turn on debug flag if DEBUG was defined, and call |
| 525 | sim_resume. |
| 526 | (sim_info): Print out statistics on instructions. |
| 527 | (sim_{trace,create_inferior}): Eliminate extraneous output unless |
| 528 | debugging. |
| 529 | (sim_open): If args == -t and DEBUG was defined, set d10v_debug. |
| 530 | Only initialize the hash table the first time sim_open is called. |
| 531 | |
| 532 | * Makefile.in: Make objects depend on d10v_sim.h. |
| 533 | ({,SIM_}CFLAGS): Include configure dependent switches. Setting |
| 534 | CFLAGS does not override host/target defines or SIM_CFLAGS. |
| 535 | (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode. |
| 536 | (run): By default, the math library is not needed to be linked |
| 537 | in. |
| 538 | ({BFD,LIBIBERTY}_LIB): Define as variables so they can be |
| 539 | overridden. |
| 540 | (VPATH): Don't set to anything but @srcdir@ to work with non-GNU |
| 541 | makes. |
| 542 | ({run,callback}.o): Provide explicit paths to their appropriate |
| 543 | source directories. |
| 544 | (gencode{,.o},d10v-opc.o): Split compilation into creating object |
| 545 | and linking. Instead of linking in libopcodes.a, just compile |
| 546 | d10v-opc.o directly to handle canadian cross. |
| 547 | (CSEARCH): Add opcodes directory. |
| 548 | |
| 549 | * configure.in (--enable-sim-cflags): New switch to allow user to |
| 550 | set the defaults. |
| 551 | (CC_FOR_BUILD): Deal with canadian crosses. |
| 552 | * configure: Regenerate. |
| 553 | |
| 554 | Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com> |
| 555 | |
| 556 | * simops.c: Include correct syscall.h for d10v, not host's. |
| 557 | Fix #ifdef SYS_stat. |
| 558 | |
| 559 | Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
| 560 | |
| 561 | * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef. |
| 562 | Add trap 2 to be printf and trap 3 to be putchar. |
| 563 | |
| 564 | Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com> |
| 565 | |
| 566 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support |
| 567 | for low-level system calls. |
| 568 | |
| 569 | Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 570 | |
| 571 | * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems. |
| 572 | |
| 573 | Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 574 | |
| 575 | * d10v_sim.h (SEXT32): Added. |
| 576 | * interp.c: Commented out printfs. |
| 577 | * simops.c: Fixed error in sb and st2w. |
| 578 | |
| 579 | Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 580 | |
| 581 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining |
| 582 | DSP instructions. Added modulo addressing. |
| 583 | |
| 584 | Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 585 | |
| 586 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot. |
| 587 | |
| 588 | Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 589 | |
| 590 | * d10v_sim.h, simops.c: Snapshot. |
| 591 | |
| 592 | Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
| 593 | |
| 594 | * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h, |
| 595 | gencode.c, interp.c, simops.c: Created. |
| 596 | |