1 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
3 * igen.c (print_itrace_prefix): Move printing of insn prefix to
5 (print_itrace_format): Drop printing of MY_NAME in instruction
6 trace. Printing of insn prefix moved.
9 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
11 * gen-icache.c (print_icache_function_header): Pass
12 table_line_entry instead of separate file and line.
14 * table.c (table_entry_read): Set assembler source file/line-nr to
15 the current not initial file.
16 (table_entry_read): Fix line numbering of source files.
18 table.h (table_line_entry): New structure. Exactly specifies a
20 (table_*_entry): Add this to all.
22 table.c (table_entry_print_cpp_line_nr): Change to use values from
23 a table_line_entry struct.
24 (table_entry_read): Save table_line_entry in all structures read.
26 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
27 gen-model.c: Update all references.
29 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
31 * igen.c (print_my_defines): Define MY_NAME - a string. For
32 MY_PREFIX, undefine the name of the function incase some dumb
33 header defined it. it.
34 (print_itrace): Use MY_NAME not MY_PREFIX.
36 * lf.c (lf_write): New function write an N character buffer to the
39 * igen.c (print_itrace): When available, use the assembler to
41 (print_itrace_prefix): New function, print first part of call to
43 (print_itrace_format): New function, print fmt argument for
46 * table.c (table_entry_read): Save any assembler lines instead of
49 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
51 * gen-icache.c (print_icache_body): Process immeds.
53 * gen-semantics.c (print_semantic_body): When computing NIA, skip
54 any immed words that follow the instruction word.
56 * ld-insn.c (parse_insn_format): Parse immeds appended to an
59 * igen.c (main): Allow any register to be specified as the zero
61 (semantic_zero_reg): Global, index to zero register.
63 * gen-semantics.c (print_semantic_body): Zero selected register.
65 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
67 * igen.h: Stop options and code gen type bit masks overlaping.
69 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
71 * gen-semantics.c (print_semantic_body): Incorrect test for
74 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
76 * gen-semantics.c (print_semantic_body): Use common sim-engine
79 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
81 * gen-semantics.c (print_semantic_body): Add code to clear r0.
83 * igen.c (main): Add new option zero-r0, which adds code to clear
86 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
88 * igen.c (print_itrace): Fix so line-nr is passed to trace
91 * gen-idecode.c (print_idecode_validate): Correct FP code.
93 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
95 (print_support_function_name): Ditto.
97 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
99 * igen.c (print_itrace): Call trace_one_insn to trace
100 instructions, rather than doing it directly.
102 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
104 * gen-engine.c (engine_switch_leaf): Remove extra %s.
105 (print_engine_floating_point_unavailable): Wrap in #ifdef
106 UNUSED/#endif, until somebody uses it.
108 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
110 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
112 (print_idecode_validate): Use long formats to print long values.
114 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
115 if we get an unexpected type.
117 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
119 * igen.c (print_itrace): Pass SD as well as CPU to calls to
122 * gen-support.c (gen_support_h): Always pass sim_cia cia to
124 (print_support_function_name): Ditto.
126 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
128 * gen-support.c (support_c_function): Remove unnecessary memset of
130 * gen-semantics.c (print_semantic_body): Wasn't closing
133 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
135 * ld-insn.c (load_insn_table): Report instructions that do not
136 have at least a format and name.
137 (insn_table_find_opcode_field): Check progress is being made.
139 * gen-support.c (support_c_function): Report empty function body.
141 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
143 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
145 (insn_table_expand_insns): Allow special rules to apply to groups
146 of instructions when all members of the group match the special
149 * gen-semantics.c (print_c_semantic): Ditto.
150 * igen.c (print_semantic_function_formal): Ditto.
151 (print_semantic_function_type): Ditto.
152 * igen.c (print_icache_function_formal): Ditto.
153 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
155 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
156 instruction_address type.
158 * gen-semantics.c (print_semantic_body): Call cpu_error when an
159 unimplemented instruction is encountered - gives the interpreter
160 the chance to stop correctly.
162 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
164 * igen.c (print_function_name): Allow dot's in instruction names.
166 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
168 * igen.c (main), igen.h: Support new option - delayed-branch -
169 generate code to drive a delayed branch processor.
171 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
173 * igen.c (print_icache_function_formal): Replace address_word with
175 (print_semantic_function_formal): Ditto.
176 (print_semantic_function_type): Ditto.
177 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
179 * gen-semantics.c (print_semantic_body): Ditto.
180 (print_c_semantic): Ditto.
182 * gen-support.c (support_c_function): Return a zeroed CIA instead
183 of just zero - works with any cia type.
185 * igen.c (print_itrace): For delayed branch case, print just the
188 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
190 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
192 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
194 * Makefile.in (INSTALL): Set to @INSTALL@.
195 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
197 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
199 * Makefile.in (INSTALL): Change install.sh to install-sh.
201 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
203 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
204 * gen-idecode.c (gen_idecode_c): Likewise.
205 * igen.c (gen_semantics_c): Likewise.
207 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
209 * gen-icache.c (print_icache_body): No longer define cpu/sd,
210 support.h now defines CPU/SD globally.
212 * gen-model.c (gen_model_h): Ditto.
214 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
216 (print_jump_until_stop_body): Ditto.
217 (print_idecode_validate): Ditto.
219 * gen-icache.c (print_icache_body): Ditto.
221 * gen-semantics.c (print_semantic_body): Ditto.
223 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
225 (print_icache_function_formal): Ditto.
227 * gen-support.c (print_support_function_name): Include sd/cpu arg
228 in support function argument list.
229 (support_c_function): Generate code to cpu/sd from sd/cpu.
230 (gen_support_h): Define _SD the argument prefix for all support
231 functions. Define SD/CPU to determine sd/cpu from value of _SD
234 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
236 * gen-support.c (gen_support_c): Update for renaming of engine to
240 * gen-idecode.c (gen_idecode_c): Ditto.
242 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
244 * ld-decode.c (load_decode_table): Rename slash to reserved.
245 (dump_decode_rule): Ditto.
247 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
248 reserved bit - and a `*' - wild card.
249 (parse_insn_format): Change is_slash to more informative reserved.
250 (dump_insn_field): Ditto.
251 (insn_field_is_constant): Ditto.
252 (insn_table_expand_opcode): Ditto.
254 * gen-idecode.c (print_idecode_validate): Make check_mask and
255 check_val the correct integer size.
256 (print_idecode_validate): Fix reserved bit check for 64 bit
259 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
261 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
262 `/' in bit fields. `/' denotes a wild bit.
264 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
266 * igen.h, igen.c (main): New options. Control generation of
267 conditional issue and slot verification code.
269 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
271 * gen-support.c (print_support_function_name): Prepend the global
272 name prefix when applicable. Provide #define to map the user
273 specified name the generated globaly unique one.
275 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
277 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
278 - reserved bits, floating point and slot validation - with a
279 #ifdef so that they are optional.
281 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
283 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
284 - report the error of a leaf node in the decision tree containing
285 several instructions.
286 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
287 (print_idecode_switch_leaf): Ditto.
289 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
290 print_idecode_invalid): Rename former to latter. Add argument so
291 that one function can generate all invalid instruction cases -
292 illegal, fp-unavailable, wrong-slot.
293 * gen-engine.c: Update.
295 * gen-idecode.c: Use print_idecode_invalid to generate a function
296 call for cases when fp-unavailable and the slot is wrong.
298 * gen-idecode.c (print_idecode_validate): New check, generate code
299 to verify that the instruction slot is correct.
301 * igen.c (main): Simplify options.
303 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
305 * igen.c (print_itrace): Remove source line reference for trace
306 code - let the user see the generated file.
307 (print_itrace): Print the trace code rather than reference a
310 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
312 * igen.c (print_semantic_function_actual): Pass either the
313 processor - smp - or the engine - mono - into semantic functions.
316 * gen-icache.c (print_icache_body): Dependant on smp, derive
317 processor from engine or engine from processor, and hence ensuring
318 that both are defined in all semantic functions.
320 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
322 * ld-insn.c (parse_insn_format): Make the width field optional.
323 If missing assume that the number of characters in the value
324 determines the number of bits in the field.
326 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
328 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
329 more useful error message.
331 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
333 * misc.c (error): Output errors on stderr.
335 * ld-insn.c (parse_insn_format): Skip any leading spaces.
336 Verify the width of instructions being parsed.
338 * table.c (table_entry_read): Parse CPP's convention for
339 specifying original file name/line-nr.
341 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
343 * ld-insn.c (parse_insn_format): Allow trailing spaces in
346 * Makefile.in: Create using ../ppc/Makefile.in as a starting
348 * configure.in: Ditto vis ../ppc/configure.in
350 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
352 * gen-support.c (gen_support_c): Always include engine.h instead
354 * gen-idecode.c (gen_idecode_c): Ditto.
356 * words.h (instruction_word): Remove instruction_word - now
358 (address_word): New. Used by igen.
360 * lf.c (lf_print_function_type_function): New, pass a function to
361 print out the type instead of a constant string.
363 * igen.h, igen.c (print_semantic_function_formal,
364 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
365 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
366 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
367 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
368 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
369 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
370 * gen-idecode.c (print_idecode_table): Update.
371 (idecode_switch_leaf): Update.
372 (print_idecode_switch_function_header): Ditto.
373 (print_idecode_floating_point_unavailable): Ditto.
374 (print_idecode_issue_function_header): Ditto.
375 * igen.c (gen_icache_h): Ditto.
376 * gen-engine.c (print_engine_table): Ditto.
377 (engine_switch_leaf): Ditto.
378 * gen-support.c (print_support_function_name): Ditto.
379 * gen-semantics.c (print_semantic_function_header): Update.
381 * gen-icache.c (print_icache_function_header): Update.
382 (print_icache_function): Update.
383 (print_icache_internal_function_declaration): Update.
384 (print_icache_internal_function_definition): Update.
386 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
387 files, will at some stage need to move it into support.
389 * igen.h, igen.c (main): New option -e <engine> - generate a full
390 simulation engine. Previously this was the -d <idecode-file>
392 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
393 to clean these up so that that call upon the updated gen-idecode
396 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
397 generating a decode table.
399 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
401 * igen.h, igen.c (main): New option -M - Control what is returned
402 by semantic functions - -1/NIA vs CIA+N/NIA. Add
403 generate_semantic_returning_modified_nia_only to igen_code enum.
404 * gen-semantics.c (print_semantic_body): As an alternative, make
405 NIA == -1 instead of CIA+insn_size by default.
407 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
408 New option -P <prefix> - Prepend all generated functions with the
410 (gen_idecode_c): Adjust.
411 * gen-icache.c (print_icache_struct): Ditto.
412 * gen-support.c (gen_support_c): Ditto.
414 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
416 * igen.c (main): Correct usage. Missleading message about ucase
417 options dumping internal tables. -F now includes rather then
418 excludes instructions.
420 * misc.h, misc.c (a2i): Make 64bit.
422 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
423 max to 64bits, expect trouble. Make the default 32 bits.
424 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
425 et.al. macro's to use the insn_bit_size instead of assuming 32
427 * gen-icache.c (print_icache_extraction): Ditto.
428 * gen-idecode.c (idecode_switch_start): Ditto.
429 * gen-idecode.c (gen_idecode_c): Ditto
431 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
432 Indicates that the instruction field of the table is specifying
433 bit widths instead of bit offsets.
434 * ld-insn.c (parse_insn_format): Parse instruction fields
437 * misc.c (a2i): Allow binary numbers to be specified using the
439 * ld-insn.c: Allow such numbers to appear in the instruction
442 * table.c (table_entry_read): Make // a valid comment character.
443 (table_entry_read): Skip lines containing a leading " - these may
444 eventually be used in a disasembler.
446 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
448 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
449 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
450 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
451 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
452 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
453 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
454 from the ../ppc directory.
456 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
457 renaming from filter_filename.[hc]