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Commit | Line | Data |
---|---|---|
bc6df23d AC |
1 | Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com> |
2 | ||
3 | * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change | |
4 | reserved trap from 0 to 15. Add trap emulation code for 0-14. | |
5 | ||
6 | * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check | |
7 | IBA for SDBT. | |
8 | ||
9 | * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START, | |
10 | SDBT_VECTOR_START, TRAP_VECTOR_START): Define. | |
11 | ||
12 | * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW, | |
13 | use move_to_cr. | |
14 | (OP_5F00): For "trap", update BPSW with move_to_cr. | |
15 | ||
16 | Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
17 | ||
18 | * d10v_sim.h (enum): Enumerate CR register names. | |
19 | (enum): Enumerate PSW bit values. | |
20 | (PSW): Obtain value uing move_from_cr. | |
21 | (MOD_S, MOD_E, BPSW): Make r-values. | |
22 | (move_from_cr, move_to_cr): Declare functions. | |
23 | ||
24 | * interp.c (sim_fetch_register, sim_store_register): Use | |
25 | move_from_cr and move_to_cr for CR register transfers. | |
26 | ||
27 | * simops.c (move_from_cr, move_to_cr): New functions. | |
28 | (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr. | |
29 | (OP_5600): For "mvtc", use function move_to_cr. | |
30 | (OP_5200): For "mvfc", use function move_from_cr. | |
31 | ||
32 | Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
33 | ||
34 | * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the | |
35 | LSbit is zero. | |
36 | ||
6e51f990 DE |
37 | Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com> |
38 | ||
39 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
40 | ||
7f48c9fe AC |
41 | Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com> |
42 | ||
43 | * d10v_sim.h (struct _state): Add DM - PSW debug mask. | |
44 | ||
45 | * simops.c (OP_5600): For "mvtc", save PSW.DM. | |
46 | (OP_5200): Ditto for "mvfc". | |
47 | ||
aa49c64f AC |
48 | Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com> |
49 | ||
50 | * d10v_sim.h (SEXT56): Define. | |
51 | ||
52 | * simops.c (OP_4201): For "rac", sign extend 56 bit value before | |
53 | it is shifted. | |
54 | ||
55 | * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using | |
56 | SIGNED64 macro. | |
57 | ||
193e528c FF |
58 | Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com> |
59 | ||
60 | * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or | |
61 | RIGHT_FIRST, as appropriate, instead of hardcoded ints that | |
62 | don't match enum values. | |
63 | ||
ae558075 AC |
64 | Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com> |
65 | ||
66 | * simops.c (OP_3A00): For "macu", perform multiply stage using 32 | |
67 | bit rather than 16 bit precision. | |
9420287e | 68 | (OP_3C00): For "mulxu", store unsigned product in ACC. |
d294a657 | 69 | (OP_3800): For "msbu", subtract unsigned product from ACC, |
193e528c | 70 | (OP_0): For "sub", compute carry by comparing inputs. |
ae558075 | 71 | |
51b057f2 | 72 | Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com> |
70ee56c5 | 73 | |
51b057f2 AC |
74 | * simops.c (OP_1000): For "sub2w", compute carry by comparing |
75 | inputs. | |
70ee56c5 AC |
76 | |
77 | Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
78 | ||
79 | * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract, | |
80 | carry indicated by value > 0xffff. | |
81 | ||
82 | Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
83 | ||
84 | * interp.c (sim_resume): Don't set up SIGINT handler using signal, | |
85 | handled by client. | |
86 | (sim_resume): Fix race condition of a direct assignment to | |
87 | stop_simulator, conditionally call sim_stop. | |
88 | (sim_stop_reason): Check stop_simulator returning SIGINT. Clear | |
89 | stop_simulator ready for next sim_resume call. | |
90 | (sim_ctrl_c): Delete function. | |
91 | ||
92 | Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
93 | ||
94 | * interp.c (sim_resume): For "REP", only check/update the PC when | |
95 | a branch instruction has not been executed. | |
96 | ||
87192c63 AC |
97 | Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com> |
98 | ||
99 | * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign | |
100 | extend bit 44 all constants. | |
101 | (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro. | |
102 | ||
1315b4cb AC |
103 | Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com> |
104 | ||
105 | * d10v_sim.h: Include sim-types.h. | |
106 | (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef | |
107 | using unsigned8 et.al. from sim-types.h. | |
108 | (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with | |
109 | SIGNED64 macro. | |
110 | ||
9e03a68f AC |
111 | Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com> |
112 | ||
113 | * interp.c (sim_write_phys): New function, write to physical | |
114 | instead of virtual memory. | |
115 | ||
b5da31ac | 116 | * interp.c (sim_load): Pass lma_p and sim_write_phys to |
9e03a68f AC |
117 | sim_load_file. |
118 | ||
1155e06e FF |
119 | Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com> |
120 | ||
121 | * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move | |
122 | exception generation code to OP_6E01. | |
123 | (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception | |
124 | generation code. | |
125 | ||
93f0cb69 FF |
126 | Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com> |
127 | ||
128 | * simops.c (OP_6401): postdecrement on r15 is OK, remove exception. | |
129 | (OP_6601): Ditto. | |
130 | ||
131 | Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
132 | ||
133 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
134 | ||
823f2df4 FF |
135 | Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com> |
136 | ||
137 | * interp.c (pc_addr): Discard upper bit(s) of PC in case | |
138 | IMAP1 selects unified memory. | |
5f90b21e FF |
139 | * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing |
140 | for end condition. | |
823f2df4 FF |
141 | |
142 | Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
143 | ||
144 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
145 | ||
92f91d1f AC |
146 | Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com> |
147 | ||
148 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
149 | ||
794e9ac9 AC |
150 | Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com> |
151 | ||
152 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
153 | ||
b45caf05 AC |
154 | Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com> |
155 | ||
156 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
157 | ||
158 | Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
159 | ||
160 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
161 | ||
30d81984 MH |
162 | Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com> |
163 | ||
164 | * interp.c (sim_resume): Increment PC at end of rep | |
165 | loop. | |
166 | ||
167 | * simops.c (OP_4201): Fix rachi instruction. | |
168 | ||
6fea4763 DE |
169 | Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba> |
170 | ||
171 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
172 | ||
88117054 AC |
173 | Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com> |
174 | ||
175 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
176 | * config.in: Ditto. | |
177 | ||
7230ff0f AC |
178 | Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com> |
179 | ||
180 | * interp.c (sim_kill): Delete. | |
fafce69a AC |
181 | (sim_create_inferior): Add ABFD argument. |
182 | (sim_load): Move setting of PC from here. | |
183 | (sim_create_inferior): To here. | |
184 | (start_address): Delete variable. | |
7230ff0f | 185 | |
247fccde AC |
186 | Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com> |
187 | ||
188 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
189 | * config.in: Ditto. | |
190 | ||
191 | Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
192 | ||
193 | * interp.c (sim_open): Add ABFD argument. | |
194 | ||
195 | Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com> | |
196 | ||
197 | * interp.c (sim_open): Add callback argument. | |
198 | (sim_set_callbacks): Remove SIM_DESC argument. | |
199 | ||
200 | Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com> | |
201 | ||
202 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
203 | ||
81f46481 DE |
204 | Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com> |
205 | ||
206 | * interp.c (sim_open): Undo patch to add -E support. | |
207 | ||
8517f62b AC |
208 | Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com> |
209 | ||
210 | * interp.c (sim_stop): New function. | |
211 | ||
04885cc3 DE |
212 | Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com> |
213 | ||
214 | * Makefile.in (SIM_OBJS): Add sim-load.o. | |
215 | * d10v_sim.h (exec_bfd): Rename to prog_bfd. | |
216 | * interp.c: #include bfd.h. | |
217 | (myname, sim_kind, start_address): New static locals. | |
218 | (prog_bfd_was_opened_p, prog_bfd): New static locals. | |
219 | (decode_pc): Update to use prog_bfd. | |
220 | (sim_open): Set sim_kind, myname. Ignore -E arg. | |
221 | (sim_close): Close prog_bfd if simulator opened it. | |
222 | (sim_create_inferior): Return SIM_RC. Delete arg start_address. | |
223 | (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd. | |
224 | Call sim_load_file to load file into simulator. | |
225 | * simops.c (trace_input_func): exec_bfd renamed to prog_bfd. | |
226 | ||
87e43259 AC |
227 | Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com> |
228 | ||
229 | * simops.c (OP_5F00): Only provide system calls SYS_execv, | |
230 | SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host. | |
231 | ||
232 | Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com> | |
233 | ||
234 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
235 | * config.in: Ditto. | |
236 | ||
fbda74b1 DE |
237 | Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com> |
238 | ||
8020feac DE |
239 | * interp.c (sim_open): New arg `kind'. |
240 | ||
fbda74b1 DE |
241 | * configure: Regenerated to track ../common/aclocal.m4 changes. |
242 | ||
a35e91c3 AC |
243 | Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com> |
244 | ||
245 | * configure: Regenerated to track ../common/aclocal.m4 changes. | |
246 | ||
247 | Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com> | |
248 | ||
249 | * configure: Re-generate. | |
250 | ||
601fb8ae MM |
251 | Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com> |
252 | ||
253 | * configure: Regenerate to track ../common/aclocal.m4 changes. | |
254 | ||
255 | * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same | |
eb312eff MM |
256 | as trap 0, which will be deprecated. Only set errno, if an error |
257 | in fact was returned. | |
601fb8ae | 258 | |
395adcff DE |
259 | Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com> |
260 | ||
261 | * interp.c: Delete redundant prototypes of sim_foo fns. | |
262 | (sim_open): New SIM_DESC result. Argument is now in argv form. | |
263 | (other sim_*): New SIM_DESC argument. | |
264 | ||
fd435e9f MM |
265 | Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com> |
266 | ||
267 | * simops.c (trace_{input,output}_func): Call flush_stdout from the | |
268 | callback functions. | |
269 | (OP_5F00): Ditto. | |
f4b022d3 MM |
270 | (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer. |
271 | (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in | |
272 | setting the carry bit after an add or a subtract. | |
fd435e9f MM |
273 | |
274 | Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com> | |
275 | ||
276 | * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom | |
277 | 40 bits of accumulators. Sign/zero extend as appropriate. | |
278 | ||
19c5af72 DE |
279 | Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com> |
280 | ||
281 | * Makefile.in (@COMMON_MAKEFILE_FRAG): Use | |
282 | COMMON_{PRE,POST}_CONFIG_FRAG instead. | |
283 | * configure.in: sinclude ../common/aclocal.m4. | |
284 | * configure: Regenerated. | |
285 | ||
295dbbe4 SG |
286 | Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com) |
287 | ||
288 | * configure configure.in Makefile.in: Update to new configure | |
289 | scheme which is more compatible with WinGDB builds. | |
290 | * configure.in: Improve comment on how to run autoconf. | |
291 | * configure: Re-run autoconf to get new ../common/aclocal.m4. | |
292 | * Makefile.in: Use autoconf substitution to install common | |
293 | makefile fragment. | |
294 | ||
295 | Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com) | |
296 | ||
297 | * gencode.c: patch to not #include "d10v_sim.h" which | |
298 | unecessarily includes bfd.h and causes wingdb configure | |
299 | to fail. | |
300 | ||
dbdae3de MH |
301 | Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
302 | ||
303 | * interp.c (xfer_mem): Change unified memory to 0x0. | |
304 | ||
305 | Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
306 | ||
307 | * simops.c (OP_3E01): Fix tracing information. | |
308 | (OP_300{0,1}): Do not propigate sign. | |
309 | ||
72eeb006 DE |
310 | Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com> |
311 | ||
312 | * config.in (WORDS_BIGENDIAN): Add. | |
313 | * configure: Regenerated. | |
314 | * d10v_sim.h: #include "config.h" | |
315 | ||
316 | Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
317 | ||
318 | * gencode.c (write_opcodes): Eliminate warnings when generated | |
319 | table.c is compiled. | |
320 | ||
24cbf0a4 MM |
321 | Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
322 | ||
323 | * interp.c (sim_open): Cast result of calloc, and make sure NULL | |
324 | was not returned. | |
325 | (dmem_addr): If address is illegal or in I/O space, signal a bus | |
326 | error. | |
327 | (pc_addr): Signal bus error, not illegal instruction for bogus | |
328 | pc. | |
329 | ||
cee402dd DE |
330 | Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com> |
331 | ||
332 | * Makefile.in: Delete all stuff moved to ../common/Make-common.in. | |
333 | (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define. | |
334 | * configure.in: Simplify using macros in ../common/aclocal.m4. | |
335 | Call AC_CHECK_HEADERS(unistd.h). | |
336 | * configure: Regenerated. | |
337 | * config.in: New file. | |
338 | * interp.c: #include "callback.h". | |
339 | * simops.c: #include "config.h". #include <unistd.h> if present. | |
340 | ||
341 | Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com> | |
342 | ||
343 | * d10v-sim.h (simops): Add flag is_long. | |
344 | (State): Add pc_changed. Instructions which update the PC should | |
345 | use the JMP macro which sets this. | |
346 | (JMP): New macro. Sets the PC and the pc_changed flag. | |
347 | ||
348 | * gencode.c (write_opcodes): Add is_long field. | |
349 | ||
350 | * interp.c (lookup_hash): If we blindly apply a short opcode's mask | |
351 | to a long opcode we could get a false match. Check the opcode size. | |
352 | (hash): Add a size field to the hash table. | |
353 | (sim_open): Initialize size field in hash table. | |
354 | (sim_resume): Change to logic for setting the PC. Used to increment the | |
355 | PC if it had not been changed. This didn't allow single-instruction loops. | |
356 | Now checks the flag State.pc_changed. Also now stops when ^C is received. | |
357 | (dmem_addr): Fix translation of data segments to unified memory. | |
358 | (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag. | |
359 | ||
360 | * simops.c: Changed all branch and jump instructions to use new JMP macro. | |
361 | (OP_20000000): Corrected trace information to show this is a ldi.l, not | |
362 | a ldi.s instruction. | |
363 | ||
5c839c67 MH |
364 | Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
365 | ||
366 | * interp.c (sim_fetch_register, sim_store_register): Fix bug where | |
367 | updating the accumulators was overwriting other parts of the global | |
368 | State variable. | |
369 | ||
b30cdd35 MM |
370 | Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
371 | ||
372 | * interp.c (bfd.h) Don't include it here any more. | |
373 | (text{,_start,_end}): Move here from simops.c and make extern. | |
374 | (decode_pc): New function to return the PC as an address that the | |
375 | debugger can use. | |
376 | (dmem_addr): Print decoded PC in error message. | |
377 | (pc_addr): Ditto. | |
378 | ||
379 | * simops.c (bfd.h) Don't include it here any more. | |
380 | (text{,_start,_end}): Move to simops.c. | |
381 | (trace_input_func): Move decoding of PC, and looking up .text | |
382 | start to decode_pc. | |
383 | ||
384 | * d10v_sim.h (bfd.h): Include it here. | |
385 | (text{,_start,_end}): Add external declarations. | |
386 | (exec_bfd): Ditto. | |
387 | (decode_pc): Ditto. | |
388 | ||
c422ecc7 MH |
389 | Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
390 | ||
391 | * interp.c (sim_size): Now allocates unified memory for imap segments | |
392 | 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0. | |
393 | (sim_write): Just call xfer_mem(). | |
394 | (sim_read): Just call xfer_mem(). | |
395 | (xfer_mem): New function. Does appropriate memory mapping and copies bytes. | |
396 | (dmem_addr): New function. Reads dmap register and translates data | |
397 | addresses to local addresses. | |
398 | (pc_addr): New function. Reads imap register and computes local address | |
399 | corresponding to contents of the PC. | |
400 | (sim_resume): Change to use pc_addr(). | |
401 | (sim_create_inferior): Change reinitialization code. Also reinitializes | |
402 | imap[01] and dmap. | |
403 | (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. | |
404 | (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. | |
405 | ||
406 | * simops.c (MEMPTR): Redefine to use dmem_addr(). | |
407 | (OP_5F00): Replace references to STate.imem with dmem_addr(). | |
408 | ||
409 | * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128]. | |
410 | (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr(). | |
411 | (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define. | |
412 | ||
413 | Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
414 | ||
415 | * d10v_sim.h (_ins_type): Reorganize, so that we can provide | |
416 | better statistics, like not counting NOPS as parallel | |
417 | instructions, and printing total cycles. | |
418 | (ins_type_counters): Make unsigned long. | |
419 | (left_nops,right_nops): Fold into ins_type_counters. | |
420 | ||
421 | * simops.c (trace_input_func): Print new instruction types. | |
422 | Handle OP_R2R3 as input types. | |
423 | (OP_{38000000,7000}): Correctly sign extend bytes. | |
424 | (OP_5E00): Don't count NOPs as parallel instructions. | |
425 | (OP_460B): Remove unused variable. | |
426 | (OP_5F00): Ditto. | |
427 | ||
428 | * interp.c (ins_type_counters): Make unsigned long. | |
429 | (left_nops,right_nops): Delete. | |
430 | (most functions): Add prototypes. | |
431 | (INLINE): If GCC and optimize define as __inline__. | |
432 | ({,lookup_}hash,get_operands): Declare as INLINE. | |
433 | (do_parallel): Count conditional operations. | |
434 | (add_commas): New function, to add commas every 3 digits. | |
435 | (sim_size): Call add_commas to print numbers. | |
436 | (sim_{open,resume}): Delete unused variables. | |
437 | (sim_info): Provide better statistics. | |
438 | (sim_read): Add int return type. | |
439 | ||
eca43eb1 MH |
440 | Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
441 | ||
442 | * interp.c (sim_resume): Change the way single-stepping and exceptions | |
443 | are handled so single-stepping works again. | |
444 | ||
55116079 MM |
445 | Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
446 | ||
447 | * endian.c: Optimize simulated loads/stores on x86, AIX, and big | |
448 | endian hosts. | |
449 | ||
450 | * configure.in (--enable-sim-bswap): New switch to enable using | |
451 | the BSWAP instruction on x86's. | |
452 | * configure: Regenerate. | |
453 | ||
454 | * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap | |
455 | support. | |
456 | ||
11ec4de6 MM |
457 | Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
458 | ||
5c255669 MM |
459 | * endian.c: New file. Move endian functions here from interp.c. |
460 | Optimize code, and make it work as either inline functions or as a | |
461 | separate file. | |
462 | ||
463 | * interp.c: Move endian functions from here to endian.c. | |
464 | ||
465 | * Makefile.in (INCLUDE): Add endian.c. | |
466 | (run,libsim.a): Add dependency on endian.o. | |
467 | (endian.o): Add dependency. | |
468 | ||
469 | * d10v_sim.h (read/write support): Always go through the machine | |
470 | independent endian functions. If compiling with GCC and | |
471 | optimizing, include endian.c so the endian functions are inlined. | |
472 | ||
11ec4de6 MM |
473 | * simops.c (OP_5F00): Correct tracing of accumulators. |
474 | ||
57bc1a72 MM |
475 | Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
476 | ||
477 | * simops.c (OP_5F00): Add support for getpid, kill system calls. | |
478 | ||
479 | * interp.c (do_{2_short,parallel}): If an exception is raised, | |
480 | don't execute the second instruction. | |
481 | ||
8918b3a7 MM |
482 | Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
483 | ||
484 | * simops.c (OP_{31000000,6601,6201,6200}): Store address in a | |
485 | temporary in case the register is overriden when loading. | |
486 | (OP_6200): Output type is OP_DREG for tracing. | |
487 | ||
488 | Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
489 | ||
490 | * d10v_sim.h (struct _state): Add mem_{min,max} fields. | |
491 | ||
492 | * interp.c (sim_size): Initialize mem_{min,max} fields. | |
493 | (sim_write): Update mem_{min,max} fields. | |
494 | (sim_resume): If PC is not in the minimum/maximum memory range, | |
495 | abort. | |
496 | (sim_create_inferior): Preserve mem_{min,max} fields. | |
497 | ||
498 | Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com> | |
499 | ||
500 | * simops.c (OP_5F00): Add support for time() system call. | |
501 | ||
a18cb100 MM |
502 | Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
503 | ||
504 | * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being | |
505 | stored if tracing. | |
8918b3a7 MM |
506 | (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for |
507 | system calls. | |
a18cb100 MM |
508 | |
509 | Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
510 | ||
511 | * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}. | |
512 | (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}. | |
513 | (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3 | |
514 | to call/subroutine returns to trace the first two arguments and | |
515 | the return value. For small jumps, use CONSTANT8, not CONSTANT16. | |
516 | ||
c58a1ec2 MH |
517 | Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
518 | ||
519 | * interp.c (sim_create_inferior): Reinitialize State every time | |
520 | sim_create_inferior() is called. | |
521 | ||
c12f5c67 MM |
522 | Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net> |
523 | ||
524 | * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right | |
525 | on comparisons. | |
526 | (OP_401): Fix tracing information. | |
527 | ||
74473ea1 MM |
528 | Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
529 | ||
891513ee MM |
530 | * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output. |
531 | (trace_input_func): Use them. | |
f061ddf6 MM |
532 | (trace_input_func): Make sure there is a trailing space after the |
533 | instruction. | |
addb61a5 | 534 | (OP_6200): Fix tracing info. |
891513ee | 535 | |
74473ea1 MM |
536 | * Makefile.in (run): Add dependencies on libbfd.a and |
537 | libiberity.a. | |
538 | ||
a49a15ad MM |
539 | Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
540 | ||
541 | * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line | |
542 | numbers and function names in debug trace. | |
543 | (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and | |
544 | DEBUG_LINE_NUMBER. | |
545 | (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction | |
546 | and exit system call trap being executed. | |
547 | ||
548 | * interp.c (sim_stop_reason): Set exit code correctly for stop | |
549 | instruction and exit system call trap. | |
550 | ||
551 | * configure.in (--enable-sim-cflags): Remove trace case. | |
552 | (--enable-sim-debug): New switch to set the debug values. | |
553 | * configure: Regenerate. | |
554 | ||
555 | * simops.c (trace_{input,output}_func): Rename from | |
556 | trace_{input,output}. | |
557 | (trace_{input,output}): Call trace_{input,output}_func if | |
558 | d10v_debug is non-zero. | |
559 | (SIZE_INSTRUCTION): Cut down to 8. | |
560 | (SIZE_OPERANDS): Cut down to 18. | |
561 | (SIZE_LOCATION): New value for size of line number, function name | |
562 | field. | |
563 | (init_text_p,text{,_start,_end}): New static variables for | |
564 | printing line number and function name. | |
0535fa1a | 565 | (exec_bfd): New external that run.c sets. |
a49a15ad MM |
566 | (trace_input_func): Print line number and function name if |
567 | available and if desired. | |
568 | (OP_4E09): Don't print out DBT message. | |
569 | (OP_5FE0): Set exception field to SIG_D10V_STOP. | |
570 | (OP_5F00): Set exception field to SIG_D10V_EXIT. | |
571 | ||
215ac953 MM |
572 | Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
573 | ||
574 | * interp.c (do_2_short): If the instruction encodes jump->ins, | |
575 | don't do the second instruction if the jump succeeds. | |
576 | ||
19d44375 MM |
577 | Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
578 | ||
579 | * simops.c (OP_5F00): Use unknown traps to print all GPRs, | |
580 | accumulators, PC, and F0/F1/C flags. | |
581 | ||
65c0d7de MA |
582 | Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com> |
583 | ||
584 | * simops.c (OP_5F00): Fix problems with system calls. | |
585 | ||
a5719092 MM |
586 | Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
587 | ||
588 | * simops.c (OP_5F00): Correct tracing information for trap. | |
589 | ||
5ceef1b5 MM |
590 | Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
591 | ||
592 | * Makefile.in (CSEARCH): Correctly find opcodes directory. | |
593 | ||
069398aa MM |
594 | Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
595 | ||
596 | * simops.c (trace_output): Properly align accumulator output. | |
597 | (OP_3{0,2,4}00): Properly parenthesize test expression. Add error | |
598 | if shift count is too high. | |
293c76a3 | 599 | (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book. |
60fc5b72 MM |
600 | (OP_4E09): Make cpfg properly trace the input flags. |
601 | (op_types): Add OP_FLAG_OUTPUT. | |
602 | (trace_{input,output}): Support OP_FLAG_OUTPUT. | |
308f64d3 MM |
603 | (OP_31000000): This ld2w varient is a 16-bit memory reference, not |
604 | an 8-bit memory reference instruction for tracing purposes. | |
2254cd90 | 605 | (OP_201): Addi needs to set the carry. |
069398aa | 606 | |
ea2155e8 MH |
607 | Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
608 | ||
609 | * simops.c (OP_2600, OP_2601): Changed min and max comparisons | |
610 | to use signed register values. | |
611 | ||
87178dbd MM |
612 | Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com> |
613 | ||
614 | * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug | |
615 | output. | |
616 | (_ins_type): New enumeration to specify which container an | |
617 | instruction is in, and whether it is part of a parallel operation. | |
618 | (_state): Add ins_type field. | |
7eebfc62 MM |
619 | ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types. |
620 | (ins_type_counters): Counters for the various instruction types. | |
621 | ({left,right}_nops): Counters for the number of nops in each | |
622 | container. | |
623 | (d10v_debug): New variable to indicate whether debugging is turned | |
624 | on. | |
625 | ||
626 | * simops.c: (all functions): Change all #ifdef DEBUG code so that | |
627 | the input and output values can be traced, along with the | |
628 | instruction type. Make the -t option enable tracing. | |
629 | (all functions): Change printf calls to use the printf_filtered | |
630 | function in the callback table. | |
87178dbd MM |
631 | |
632 | * interp.c (_leftright): New enumeration to say whether 2 short | |
633 | instructions are done left first or right first. | |
634 | (do_{long,2_short,parallel}): Indicate in the machine state which | |
7eebfc62 MM |
635 | type of instruction this is. Count each of the types of |
636 | instructions executed. | |
87178dbd MM |
637 | (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug |
638 | flag is set. | |
639 | (sim_resume): Pass left/right indication to do_2_short. | |
7eebfc62 MM |
640 | (all functions): Change printf calls to use the printf_filtered |
641 | function in the callback table. | |
642 | (sim_trace): Turn on debug flag if DEBUG was defined, and call | |
643 | sim_resume. | |
644 | (sim_info): Print out statistics on instructions. | |
645 | (sim_{trace,create_inferior}): Eliminate extraneous output unless | |
646 | debugging. | |
1eaaf305 MM |
647 | (sim_open): If args == -t and DEBUG was defined, set d10v_debug. |
648 | Only initialize the hash table the first time sim_open is called. | |
7eebfc62 MM |
649 | |
650 | * Makefile.in: Make objects depend on d10v_sim.h. | |
1eaaf305 MM |
651 | ({,SIM_}CFLAGS): Include configure dependent switches. Setting |
652 | CFLAGS does not override host/target defines or SIM_CFLAGS. | |
653 | (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode. | |
654 | (run): By default, the math library is not needed to be linked | |
655 | in. | |
9b86c7e2 | 656 | ({BFD,LIBIBERTY}_LIB): Define as variables so they can be |
1eaaf305 | 657 | overridden. |
9b86c7e2 MM |
658 | (VPATH): Don't set to anything but @srcdir@ to work with non-GNU |
659 | makes. | |
660 | ({run,callback}.o): Provide explicit paths to their appropriate | |
661 | source directories. | |
662 | (gencode{,.o},d10v-opc.o): Split compilation into creating object | |
663 | and linking. Instead of linking in libopcodes.a, just compile | |
664 | d10v-opc.o directly to handle canadian cross. | |
665 | (CSEARCH): Add opcodes directory. | |
7eebfc62 MM |
666 | |
667 | * configure.in (--enable-sim-cflags): New switch to allow user to | |
668 | set the defaults. | |
1eaaf305 | 669 | (CC_FOR_BUILD): Deal with canadian crosses. |
7eebfc62 | 670 | * configure: Regenerate. |
87178dbd | 671 | |
8719be26 MA |
672 | Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com> |
673 | ||
674 | * simops.c: Include correct syscall.h for d10v, not host's. | |
675 | Fix #ifdef SYS_stat. | |
676 | ||
677 | Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com> | |
678 | ||
679 | * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef. | |
680 | Add trap 2 to be printf and trap 3 to be putchar. | |
681 | ||
682 | Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com> | |
683 | ||
684 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support | |
685 | for low-level system calls. | |
686 | ||
d70b4d42 MH |
687 | Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
688 | ||
689 | * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems. | |
690 | ||
691 | Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com> | |
692 | ||
693 | * d10v_sim.h (SEXT32): Added. | |
694 | * interp.c: Commented out printfs. | |
695 | * simops.c: Fixed error in sb and st2w. | |
696 | ||
697 | Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com> | |
698 | ||
699 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining | |
700 | DSP instructions. Added modulo addressing. | |
701 | ||
702 | Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com> | |
703 | ||
704 | * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot. | |
705 | ||
4c38885c MH |
706 | Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
707 | ||
708 | * d10v_sim.h, simops.c: Snapshot. | |
709 | ||
2934d1c9 MH |
710 | Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com> |
711 | ||
712 | * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h, | |
713 | gencode.c, interp.c, simops.c: Created. | |
714 |