1 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
5 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
7 * configure: Regenerated to track ../common/aclocal.m4 changes.
9 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
11 * configure: Regenerated to track ../common/aclocal.m4 changes.
13 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
15 * configure: Regenerated to track ../common/aclocal.m4 changes.
17 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
19 * configure: Regenerated to track ../common/aclocal.m4 changes.
21 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
23 * configure: Regenerated to track ../common/aclocal.m4 changes.
26 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
28 * interp.c (sim_kill): Delete.
29 (sim_create_inferior): Add ABFD argument.
30 (sim_load): Move setting of PC from here.
31 (sim_create_inferior): To here.
33 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
35 * configure: Regenerated to track ../common/aclocal.m4 changes.
38 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
40 * interp.c (sim_open): Add ABFD argument.
42 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
44 * interp.c (sim_resume): Clear State.exited.
45 (sim_stop_reason): If State.exited is nonzero, then indicate that
46 the simulator exited instead of stopped.
47 * mn10300_sim.h (struct _state): Add exited field.
48 * simops.c (syscall): Set State.exited for SYS_exit.
50 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
52 * simops.c: Fix thinko in last change.
54 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
56 * simops.c: "call" stores the callee saved registers into the
57 stack! Update the stack pointer properly when done with
60 * simops.c: Fix return address computation for "call" instructions.
62 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
64 * interp.c (sim_open): Fix typo.
66 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
68 * interp.c (sim_resume): Add missing case in big switch
69 statement (for extb instruction).
71 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
73 * interp.c: Replace all references to load_mem and store_mem
74 with references to load_byte, load_half, load_3_byte, load_word
75 and store_byte, store_half, store_3_byte, store_word.
76 (INLINE): Delete definition.
77 (load_mem_big): Likewise.
78 (max_mem): Make it global.
79 (dispatch): Make this function inline.
80 (load_mem, store_mem): Delete functions.
81 * mn10300_sim.h (INLINE): Define.
82 (RLW): Delete unused definition.
83 (load_mem, store_mem): Delete declarations.
84 (load_mem_big): New definition.
85 (load_byte, load_half, load_3_byte, load_word): New functions.
86 (store_byte, store_half, store_3_byte, store_word): New functions.
87 * simops.c: Replace all references to load_mem and store_mem
88 with references to load_byte, load_half, load_3_byte, load_word
89 and store_byte, store_half, store_3_byte, store_word.
91 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
93 * interp.c (sim_open): Add callback to arguments.
94 (sim_set_callbacks): Delete SIM_DESC argument.
96 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
98 * interp.c (dispatch): Make this an inline function.
100 * simops.c (syscall): Use callback->write regardless of
101 what file descriptor we're writing too.
103 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
105 * interp.c (load_mem_big): Remove function. It's now a macro
107 (compare_simops): New function.
108 (sim_open): Sort the Simops table before inserting entries
110 * mn10300_sim.h: Remove unused #defines.
111 (load_mem_big): Define.
113 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
115 * interp.c (load_mem): If we get a load from an out of range
117 (store_mem): Likewise for stores.
118 (max_mem): New variable.
120 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
122 * mn10300_sim.h: Fix ordering of bits in the PSW.
124 * interp.c: Improve hashing routine to avoid long list
125 traversals for common instructions. Add HASH_STAT support.
126 Rewrite opcode dispatch code using a big switch instead of
127 cascaded if/else statements. Avoid useless calls to load_mem.
129 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
131 * mn10300_sim.h (struct _state): Add space for mdrq register.
133 * simops.c: Don't abort for trap. Add support for the extended
134 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
137 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
139 * configure: Regenerated to track ../common/aclocal.m4 changes.
141 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
143 * interp.c (sim_stop): Add stub function.
145 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
147 * Makefile.in (SIM_OBJS): Add sim-load.o.
148 * interp.c (sim_kind, myname): New static locals.
149 (sim_open): Set sim_kind, myname. Ignore -E arg.
150 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
151 load file into simulator. Set start address from bfd.
152 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
154 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
156 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
157 only include if implemented by host.
158 (OP_F020): Typecast arg passed to time function;
160 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
162 * simops.c (syscall): Handle new mn10300 calling conventions.
164 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
166 * configure: Regenerated to track ../common/aclocal.m4 changes.
169 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
171 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
172 corresponding change in opcodes directory.
174 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
176 * interp.c (sim_open): New arg `kind'.
178 * configure: Regenerated to track ../common/aclocal.m4 changes.
180 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
182 * configure: Regenerated to track ../common/aclocal.m4 changes.
184 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
186 * simops.c: Fix register extraction for a two "movbu" variants.
187 Somewhat simplify "sub" instructions.
188 Correctly sign extend operands for "mul". Put the correct
189 half of the result in MDR for "mul" and "mulu".
190 Implement remaining instructions.
191 Tweak opcode for "syscall".
193 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
195 * simops.c: Do syscall emulation in "syscall" instruction. Add
196 dummy "trap" instruction.
198 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
200 * configure: Regenerated to track ../common/aclocal.m4 changes.
202 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
204 * configure: Re-generate.
206 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
208 * configure: Regenerate to track ../common/aclocal.m4 changes.
210 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
212 * interp.c (sim_open): New SIM_DESC result. Argument is now
214 (other sim_*): New SIM_DESC argument.
216 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
218 * simops.c: Fix carry bit computation for "add" instructions.
220 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
221 for bset imm8,(d8,an) and bclr imm8,(d8,an).
223 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
225 * simops.c: Fix register references when computing Z and N bits
228 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
230 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
231 COMMON_{PRE,POST}_CONFIG_FRAG instead.
232 * configure.in: sinclude ../common/aclocal.m4.
233 * configure: Regenerated.
235 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
237 * interp.c (init_system): Allocate 2^19 bytes of space for the
240 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
242 * configure configure.in Makefile.in: Update to new configure
243 scheme which is more compatible with WinGDB builds.
244 * configure.in: Improve comment on how to run autoconf.
245 * configure: Re-run autoconf to get new ../common/aclocal.m4.
246 * Makefile.in: Use autoconf substitution to install common
249 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
251 * simops.c: Undo last change to "rol" and "ror", original code
254 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
256 * simops.c: Fix "rol" and "ror".
258 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
260 * simops.c: Fix typo in last change.
262 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
264 * simops.c: Use REG macros in few places not using them yet.
266 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
268 * mn10300_sim.h (struct _state): Fix number of registers!
270 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
272 * mn10300_sim.h (struct _state): Put all registers into a single
273 array to make gdb implementation easier.
274 (REG_*): Add definitions for all registers in the state array.
275 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
276 * simops.c: Related changes.
278 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
280 * interp.c (sim_resume): Handle 0xff as a single byte insn.
282 * simops.c: Fix overflow computation for "add" and "inc"
285 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
287 * simops.c: Handle "break" instruction.
289 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
291 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
293 * gencode.c (write_opcodes): Also write out the format of the
295 * mn10300_sim.h (simops): Add "format" field.
296 * interp.c (sim_resume): Deal with endianness issues here.
298 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
300 * simops.c (REG0_4): Define.
301 Use REG0_4 for indexed loads/stores.
303 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
305 * simops.c (REG0_16): Fix typo.
307 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
309 * simops.c: Call abort for any instruction that's not currently
312 * simops.c: Define accessor macros to extract register
313 values from instructions. Use them consistently.
315 * interp.c: Delete unused global variable "OP".
316 (sim_resume): Remove unused variable "opcode".
317 * simops.c: Fix some uninitialized variable problems, add
318 parens to fix various -Wall warnings.
320 * gencode.c (write_header): Add "insn" and "extension" arguments
321 to the OP_* declarations.
322 (write_template): Similarly for function templates.
323 * interp.c (insn, extension): Remove global variables. Instead
324 pass them as arguments to the OP_* functions.
325 * mn10300_sim.h: Remove decls for "insn" and "extension".
326 * simops.c (OP_*): Accept "insn" and "extension" as arguments
327 instead of using globals.
329 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
331 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
333 * simops.c: Fix thinkos in last change to "inc dn".
335 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
337 * simops.c: "add imm,sp" does not effect the condition codes.
338 "inc dn" does effect the condition codes.
340 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
342 * simops.c: Treat both operands as signed values for
345 * simops.c: Fix simulation of division instructions.
346 Fix typos/thinkos in several "cmp" and "sub" instructions.
348 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
350 * simops.c: Fix carry bit handling in "sub" and "cmp"
353 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
355 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
357 * simops.c: Fix overflow computation for many instructions.
359 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
361 * simops.c: Fix "mov am, dn".
363 * simops.c: Fix more bugs in "add imm,an" and
366 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
368 * simops.c: Fix bugs in "movm" and "add imm,an".
370 * simops.c: Don't lose the upper 24 bits of the return
371 pointer in "call" and "calls" instructions. Rough cut
372 at emulated system calls.
374 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
376 * simops.c: Implement remaining 4 byte instructions.
378 * simops.c: Implement remaining 3 byte instructions.
380 * simops.c: Implement remaining 2 byte instructions. Call
381 abort for instructions we're not implementing now.
383 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
385 * simops.c: Implement lots of random instructions.
387 * simops.c: Implement "movm" and "bCC" insns.
389 * mn10300_sim.h (_state): Add another register (MDR).
391 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
392 a few additional random insns.
394 * mn10300_sim.h (PSW_*): Define for CC status tracking.
395 (REG_D0, REG_A0, REG_SP): Define.
396 * simops.c: Implement "add", "addc" and a few other random
399 * gencode.c, interp.c: Snapshot current simulator code.
401 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
403 * Makefile.in, config.in, configure, configure.in: New files.
404 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.