1 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
3 * igen.c (print_itrace): Fix so line-nr is passed to trace
6 * gen-idecode.c (print_idecode_validate): Correct FP code.
8 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
10 (print_support_function_name): Ditto.
12 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
14 * igen.c (print_itrace): Call trace_one_insn to trace
15 instructions, rather than doing it directly.
17 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
19 * gen-engine.c (engine_switch_leaf): Remove extra %s.
20 (print_engine_floating_point_unavailable): Wrap in #ifdef
21 UNUSED/#endif, until somebody uses it.
23 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
25 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
27 (print_idecode_validate): Use long formats to print long values.
29 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
30 if we get an unexpected type.
32 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
34 * igen.c (print_itrace): Pass SD as well as CPU to calls to
37 * gen-support.c (gen_support_h): Always pass sim_cia cia to
39 (print_support_function_name): Ditto.
41 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
43 * gen-support.c (support_c_function): Remove unnecessary memset of
45 * gen-semantics.c (print_semantic_body): Wasn't closing
48 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
50 * ld-insn.c (load_insn_table): Report instructions that do not
51 have at least a format and name.
52 (insn_table_find_opcode_field): Check progress is being made.
54 * gen-support.c (support_c_function): Report empty function body.
56 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
58 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
60 (insn_table_expand_insns): Allow special rules to apply to groups
61 of instructions when all members of the group match the special
64 * gen-semantics.c (print_c_semantic): Ditto.
65 * igen.c (print_semantic_function_formal): Ditto.
66 (print_semantic_function_type): Ditto.
67 * igen.c (print_icache_function_formal): Ditto.
68 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
70 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
71 instruction_address type.
73 * gen-semantics.c (print_semantic_body): Call cpu_error when an
74 unimplemented instruction is encountered - gives the interpreter
75 the chance to stop correctly.
77 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
79 * igen.c (print_function_name): Allow dot's in instruction names.
81 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
83 * igen.c (main), igen.h: Support new option - delayed-branch -
84 generate code to drive a delayed branch processor.
86 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
88 * igen.c (print_icache_function_formal): Replace address_word with
90 (print_semantic_function_formal): Ditto.
91 (print_semantic_function_type): Ditto.
92 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
94 * gen-semantics.c (print_semantic_body): Ditto.
95 (print_c_semantic): Ditto.
97 * gen-support.c (support_c_function): Return a zeroed CIA instead
98 of just zero - works with any cia type.
100 * igen.c (print_itrace): For delayed branch case, print just the
103 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
105 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
107 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
109 * Makefile.in (INSTALL): Set to @INSTALL@.
110 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
112 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
114 * Makefile.in (INSTALL): Change install.sh to install-sh.
116 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
118 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
119 * gen-idecode.c (gen_idecode_c): Likewise.
120 * igen.c (gen_semantics_c): Likewise.
122 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
124 * gen-icache.c (print_icache_body): No longer define cpu/sd,
125 support.h now defines CPU/SD globally.
127 * gen-model.c (gen_model_h): Ditto.
129 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
131 (print_jump_until_stop_body): Ditto.
132 (print_idecode_validate): Ditto.
134 * gen-icache.c (print_icache_body): Ditto.
136 * gen-semantics.c (print_semantic_body): Ditto.
138 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
140 (print_icache_function_formal): Ditto.
142 * gen-support.c (print_support_function_name): Include sd/cpu arg
143 in support function argument list.
144 (support_c_function): Generate code to cpu/sd from sd/cpu.
145 (gen_support_h): Define _SD the argument prefix for all support
146 functions. Define SD/CPU to determine sd/cpu from value of _SD
149 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
151 * gen-support.c (gen_support_c): Update for renaming of engine to
155 * gen-idecode.c (gen_idecode_c): Ditto.
157 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
159 * ld-decode.c (load_decode_table): Rename slash to reserved.
160 (dump_decode_rule): Ditto.
162 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
163 reserved bit - and a `*' - wild card.
164 (parse_insn_format): Change is_slash to more informative reserved.
165 (dump_insn_field): Ditto.
166 (insn_field_is_constant): Ditto.
167 (insn_table_expand_opcode): Ditto.
169 * gen-idecode.c (print_idecode_validate): Make check_mask and
170 check_val the correct integer size.
171 (print_idecode_validate): Fix reserved bit check for 64 bit
174 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
176 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
177 `/' in bit fields. `/' denotes a wild bit.
179 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
181 * igen.h, igen.c (main): New options. Control generation of
182 conditional issue and slot verification code.
184 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
186 * gen-support.c (print_support_function_name): Prepend the global
187 name prefix when applicable. Provide #define to map the user
188 specified name the generated globaly unique one.
190 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
192 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
193 - reserved bits, floating point and slot validation - with a
194 #ifdef so that they are optional.
196 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
198 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
199 - report the error of a leaf node in the decision tree containing
200 several instructions.
201 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
202 (print_idecode_switch_leaf): Ditto.
204 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
205 print_idecode_invalid): Rename former to latter. Add argument so
206 that one function can generate all invalid instruction cases -
207 illegal, fp-unavailable, wrong-slot.
208 * gen-engine.c: Update.
210 * gen-idecode.c: Use print_idecode_invalid to generate a function
211 call for cases when fp-unavailable and the slot is wrong.
213 * gen-idecode.c (print_idecode_validate): New check, generate code
214 to verify that the instruction slot is correct.
216 * igen.c (main): Simplify options.
218 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
220 * igen.c (print_itrace): Remove source line reference for trace
221 code - let the user see the generated file.
222 (print_itrace): Print the trace code rather than reference a
225 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
227 * igen.c (print_semantic_function_actual): Pass either the
228 processor - smp - or the engine - mono - into semantic functions.
231 * gen-icache.c (print_icache_body): Dependant on smp, derive
232 processor from engine or engine from processor, and hence ensuring
233 that both are defined in all semantic functions.
235 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
237 * ld-insn.c (parse_insn_format): Make the width field optional.
238 If missing assume that the number of characters in the value
239 determines the number of bits in the field.
241 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
243 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
244 more useful error message.
246 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
248 * misc.c (error): Output errors on stderr.
250 * ld-insn.c (parse_insn_format): Skip any leading spaces.
251 Verify the width of instructions being parsed.
253 * table.c (table_entry_read): Parse CPP's convention for
254 specifying original file name/line-nr.
256 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
258 * ld-insn.c (parse_insn_format): Allow trailing spaces in
261 * Makefile.in: Create using ../ppc/Makefile.in as a starting
263 * configure.in: Ditto vis ../ppc/configure.in
265 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
267 * gen-support.c (gen_support_c): Always include engine.h instead
269 * gen-idecode.c (gen_idecode_c): Ditto.
271 * words.h (instruction_word): Remove instruction_word - now
273 (address_word): New. Used by igen.
275 * lf.c (lf_print_function_type_function): New, pass a function to
276 print out the type instead of a constant string.
278 * igen.h, igen.c (print_semantic_function_formal,
279 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
280 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
281 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
282 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
283 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
284 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
285 * gen-idecode.c (print_idecode_table): Update.
286 (idecode_switch_leaf): Update.
287 (print_idecode_switch_function_header): Ditto.
288 (print_idecode_floating_point_unavailable): Ditto.
289 (print_idecode_issue_function_header): Ditto.
290 * igen.c (gen_icache_h): Ditto.
291 * gen-engine.c (print_engine_table): Ditto.
292 (engine_switch_leaf): Ditto.
293 * gen-support.c (print_support_function_name): Ditto.
294 * gen-semantics.c (print_semantic_function_header): Update.
296 * gen-icache.c (print_icache_function_header): Update.
297 (print_icache_function): Update.
298 (print_icache_internal_function_declaration): Update.
299 (print_icache_internal_function_definition): Update.
301 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
302 files, will at some stage need to move it into support.
304 * igen.h, igen.c (main): New option -e <engine> - generate a full
305 simulation engine. Previously this was the -d <idecode-file>
307 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
308 to clean these up so that that call upon the updated gen-idecode
311 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
312 generating a decode table.
314 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
316 * igen.h, igen.c (main): New option -M - Control what is returned
317 by semantic functions - -1/NIA vs CIA+N/NIA. Add
318 generate_semantic_returning_modified_nia_only to igen_code enum.
319 * gen-semantics.c (print_semantic_body): As an alternative, make
320 NIA == -1 instead of CIA+insn_size by default.
322 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
323 New option -P <prefix> - Prepend all generated functions with the
325 (gen_idecode_c): Adjust.
326 * gen-icache.c (print_icache_struct): Ditto.
327 * gen-support.c (gen_support_c): Ditto.
329 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
331 * igen.c (main): Correct usage. Missleading message about ucase
332 options dumping internal tables. -F now includes rather then
333 excludes instructions.
335 * misc.h, misc.c (a2i): Make 64bit.
337 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
338 max to 64bits, expect trouble. Make the default 32 bits.
339 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
340 et.al. macro's to use the insn_bit_size instead of assuming 32
342 * gen-icache.c (print_icache_extraction): Ditto.
343 * gen-idecode.c (idecode_switch_start): Ditto.
344 * gen-idecode.c (gen_idecode_c): Ditto
346 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
347 Indicates that the instruction field of the table is specifying
348 bit widths instead of bit offsets.
349 * ld-insn.c (parse_insn_format): Parse instruction fields
352 * misc.c (a2i): Allow binary numbers to be specified using the
354 * ld-insn.c: Allow such numbers to appear in the instruction
357 * table.c (table_entry_read): Make // a valid comment character.
358 (table_entry_read): Skip lines containing a leading " - these may
359 eventually be used in a disasembler.
361 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
363 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
364 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
365 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
366 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
367 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
368 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
369 from the ../ppc directory.
371 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
372 renaming from filter_filename.[hc]