1 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen-support.c (support_c_function): Remove unnecessary memset of
5 * gen-semantics.c (print_semantic_body): Wasn't closing
8 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
10 * ld-insn.c (load_insn_table): Report instructions that do not
11 have at least a format and name.
12 (insn_table_find_opcode_field): Check progress is being made.
14 * gen-support.c (support_c_function): Report empty function body.
16 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
18 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
20 (insn_table_expand_insns): Allow special rules to apply to groups
21 of instructions when all members of the group match the special
24 * gen-semantics.c (print_c_semantic): Ditto.
25 * igen.c (print_semantic_function_formal): Ditto.
26 (print_semantic_function_type): Ditto.
27 * igen.c (print_icache_function_formal): Ditto.
28 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
30 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
31 instruction_address type.
33 * gen-semantics.c (print_semantic_body): Call cpu_error when an
34 unimplemented instruction is encountered - gives the interpreter
35 the chance to stop correctly.
37 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
39 * igen.c (print_function_name): Allow dot's in instruction names.
41 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
43 * igen.c (main), igen.h: Support new option - delayed-branch -
44 generate code to drive a delayed branch processor.
46 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
48 * igen.c (print_icache_function_formal): Replace address_word with
50 (print_semantic_function_formal): Ditto.
51 (print_semantic_function_type): Ditto.
52 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
54 * gen-semantics.c (print_semantic_body): Ditto.
55 (print_c_semantic): Ditto.
57 * gen-support.c (support_c_function): Return a zeroed CIA instead
58 of just zero - works with any cia type.
60 * igen.c (print_itrace): For delayed branch case, print just the
63 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
65 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
67 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
69 * Makefile.in (INSTALL): Set to @INSTALL@.
70 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
72 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
74 * Makefile.in (INSTALL): Change install.sh to install-sh.
76 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
78 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
79 * gen-idecode.c (gen_idecode_c): Likewise.
80 * igen.c (gen_semantics_c): Likewise.
82 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
84 * gen-icache.c (print_icache_body): No longer define cpu/sd,
85 support.h now defines CPU/SD globally.
87 * gen-model.c (gen_model_h): Ditto.
89 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
91 (print_jump_until_stop_body): Ditto.
92 (print_idecode_validate): Ditto.
94 * gen-icache.c (print_icache_body): Ditto.
96 * gen-semantics.c (print_semantic_body): Ditto.
98 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
100 (print_icache_function_formal): Ditto.
102 * gen-support.c (print_support_function_name): Include sd/cpu arg
103 in support function argument list.
104 (support_c_function): Generate code to cpu/sd from sd/cpu.
105 (gen_support_h): Define _SD the argument prefix for all support
106 functions. Define SD/CPU to determine sd/cpu from value of _SD
109 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
111 * gen-support.c (gen_support_c): Update for renaming of engine to
115 * gen-idecode.c (gen_idecode_c): Ditto.
117 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
119 * ld-decode.c (load_decode_table): Rename slash to reserved.
120 (dump_decode_rule): Ditto.
122 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
123 reserved bit - and a `*' - wild card.
124 (parse_insn_format): Change is_slash to more informative reserved.
125 (dump_insn_field): Ditto.
126 (insn_field_is_constant): Ditto.
127 (insn_table_expand_opcode): Ditto.
129 * gen-idecode.c (print_idecode_validate): Make check_mask and
130 check_val the correct integer size.
131 (print_idecode_validate): Fix reserved bit check for 64 bit
134 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
136 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
137 `/' in bit fields. `/' denotes a wild bit.
139 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
141 * igen.h, igen.c (main): New options. Control generation of
142 conditional issue and slot verification code.
144 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
146 * gen-support.c (print_support_function_name): Prepend the global
147 name prefix when applicable. Provide #define to map the user
148 specified name the generated globaly unique one.
150 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
152 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
153 - reserved bits, floating point and slot validation - with a
154 #ifdef so that they are optional.
156 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
158 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
159 - report the error of a leaf node in the decision tree containing
160 several instructions.
161 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
162 (print_idecode_switch_leaf): Ditto.
164 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
165 print_idecode_invalid): Rename former to latter. Add argument so
166 that one function can generate all invalid instruction cases -
167 illegal, fp-unavailable, wrong-slot.
168 * gen-engine.c: Update.
170 * gen-idecode.c: Use print_idecode_invalid to generate a function
171 call for cases when fp-unavailable and the slot is wrong.
173 * gen-idecode.c (print_idecode_validate): New check, generate code
174 to verify that the instruction slot is correct.
176 * igen.c (main): Simplify options.
178 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
180 * igen.c (print_itrace): Remove source line reference for trace
181 code - let the user see the generated file.
182 (print_itrace): Print the trace code rather than reference a
185 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
187 * igen.c (print_semantic_function_actual): Pass either the
188 processor - smp - or the engine - mono - into semantic functions.
191 * gen-icache.c (print_icache_body): Dependant on smp, derive
192 processor from engine or engine from processor, and hence ensuring
193 that both are defined in all semantic functions.
195 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
197 * ld-insn.c (parse_insn_format): Make the width field optional.
198 If missing assume that the number of characters in the value
199 determines the number of bits in the field.
201 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
203 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
204 more useful error message.
206 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
208 * misc.c (error): Output errors on stderr.
210 * ld-insn.c (parse_insn_format): Skip any leading spaces.
211 Verify the width of instructions being parsed.
213 * table.c (table_entry_read): Parse CPP's convention for
214 specifying original file name/line-nr.
216 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
218 * ld-insn.c (parse_insn_format): Allow trailing spaces in
221 * Makefile.in: Create using ../ppc/Makefile.in as a starting
223 * configure.in: Ditto vis ../ppc/configure.in
225 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
227 * gen-support.c (gen_support_c): Always include engine.h instead
229 * gen-idecode.c (gen_idecode_c): Ditto.
231 * words.h (instruction_word): Remove instruction_word - now
233 (address_word): New. Used by igen.
235 * lf.c (lf_print_function_type_function): New, pass a function to
236 print out the type instead of a constant string.
238 * igen.h, igen.c (print_semantic_function_formal,
239 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
240 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
241 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
242 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
243 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
244 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
245 * gen-idecode.c (print_idecode_table): Update.
246 (idecode_switch_leaf): Update.
247 (print_idecode_switch_function_header): Ditto.
248 (print_idecode_floating_point_unavailable): Ditto.
249 (print_idecode_issue_function_header): Ditto.
250 * igen.c (gen_icache_h): Ditto.
251 * gen-engine.c (print_engine_table): Ditto.
252 (engine_switch_leaf): Ditto.
253 * gen-support.c (print_support_function_name): Ditto.
254 * gen-semantics.c (print_semantic_function_header): Update.
256 * gen-icache.c (print_icache_function_header): Update.
257 (print_icache_function): Update.
258 (print_icache_internal_function_declaration): Update.
259 (print_icache_internal_function_definition): Update.
261 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
262 files, will at some stage need to move it into support.
264 * igen.h, igen.c (main): New option -e <engine> - generate a full
265 simulation engine. Previously this was the -d <idecode-file>
267 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
268 to clean these up so that that call upon the updated gen-idecode
271 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
272 generating a decode table.
274 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
276 * igen.h, igen.c (main): New option -M - Control what is returned
277 by semantic functions - -1/NIA vs CIA+N/NIA. Add
278 generate_semantic_returning_modified_nia_only to igen_code enum.
279 * gen-semantics.c (print_semantic_body): As an alternative, make
280 NIA == -1 instead of CIA+insn_size by default.
282 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
283 New option -P <prefix> - Prepend all generated functions with the
285 (gen_idecode_c): Adjust.
286 * gen-icache.c (print_icache_struct): Ditto.
287 * gen-support.c (gen_support_c): Ditto.
289 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
291 * igen.c (main): Correct usage. Missleading message about ucase
292 options dumping internal tables. -F now includes rather then
293 excludes instructions.
295 * misc.h, misc.c (a2i): Make 64bit.
297 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
298 max to 64bits, expect trouble. Make the default 32 bits.
299 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
300 et.al. macro's to use the insn_bit_size instead of assuming 32
302 * gen-icache.c (print_icache_extraction): Ditto.
303 * gen-idecode.c (idecode_switch_start): Ditto.
304 * gen-idecode.c (gen_idecode_c): Ditto
306 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
307 Indicates that the instruction field of the table is specifying
308 bit widths instead of bit offsets.
309 * ld-insn.c (parse_insn_format): Parse instruction fields
312 * misc.c (a2i): Allow binary numbers to be specified using the
314 * ld-insn.c: Allow such numbers to appear in the instruction
317 * table.c (table_entry_read): Make // a valid comment character.
318 (table_entry_read): Skip lines containing a leading " - these may
319 eventually be used in a disasembler.
321 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
323 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
324 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
325 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
326 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
327 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
328 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
329 from the ../ppc directory.
331 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
332 renaming from filter_filename.[hc]