1 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
3 * igen.c (print_function_name): Allow dot's in instruction names.
5 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
7 * igen.c (main), igen.h: Support new option - delayed-branch -
8 generate code to drive a delayed branch processor.
10 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
12 * igen.c (print_icache_function_formal): Replace address_word with
14 (print_semantic_function_formal): Ditto.
15 (print_semantic_function_type): Ditto.
16 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
18 * gen-semantics.c (print_semantic_body): Ditto.
19 (print_c_semantic): Ditto.
21 * gen-support.c (support_c_function): Return a zeroed CIA instead
22 of just zero - works with any cia type.
24 * igen.c (print_itrace): For delayed branch case, print just the
27 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
29 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
31 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
33 * Makefile.in (INSTALL): Set to @INSTALL@.
34 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
36 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
38 * Makefile.in (INSTALL): Change install.sh to install-sh.
40 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
42 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
43 * gen-idecode.c (gen_idecode_c): Likewise.
44 * igen.c (gen_semantics_c): Likewise.
46 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
48 * gen-icache.c (print_icache_body): No longer define cpu/sd,
49 support.h now defines CPU/SD globally.
51 * gen-model.c (gen_model_h): Ditto.
53 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
55 (print_jump_until_stop_body): Ditto.
56 (print_idecode_validate): Ditto.
58 * gen-icache.c (print_icache_body): Ditto.
60 * gen-semantics.c (print_semantic_body): Ditto.
62 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
64 (print_icache_function_formal): Ditto.
66 * gen-support.c (print_support_function_name): Include sd/cpu arg
67 in support function argument list.
68 (support_c_function): Generate code to cpu/sd from sd/cpu.
69 (gen_support_h): Define _SD the argument prefix for all support
70 functions. Define SD/CPU to determine sd/cpu from value of _SD
73 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
75 * gen-support.c (gen_support_c): Update for renaming of engine to
79 * gen-idecode.c (gen_idecode_c): Ditto.
81 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
83 * ld-decode.c (load_decode_table): Rename slash to reserved.
84 (dump_decode_rule): Ditto.
86 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
87 reserved bit - and a `*' - wild card.
88 (parse_insn_format): Change is_slash to more informative reserved.
89 (dump_insn_field): Ditto.
90 (insn_field_is_constant): Ditto.
91 (insn_table_expand_opcode): Ditto.
93 * gen-idecode.c (print_idecode_validate): Make check_mask and
94 check_val the correct integer size.
95 (print_idecode_validate): Fix reserved bit check for 64 bit
98 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
100 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
101 `/' in bit fields. `/' denotes a wild bit.
103 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
105 * igen.h, igen.c (main): New options. Control generation of
106 conditional issue and slot verification code.
108 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
110 * gen-support.c (print_support_function_name): Prepend the global
111 name prefix when applicable. Provide #define to map the user
112 specified name the generated globaly unique one.
114 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
116 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
117 - reserved bits, floating point and slot validation - with a
118 #ifdef so that they are optional.
120 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
122 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
123 - report the error of a leaf node in the decision tree containing
124 several instructions.
125 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
126 (print_idecode_switch_leaf): Ditto.
128 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
129 print_idecode_invalid): Rename former to latter. Add argument so
130 that one function can generate all invalid instruction cases -
131 illegal, fp-unavailable, wrong-slot.
132 * gen-engine.c: Update.
134 * gen-idecode.c: Use print_idecode_invalid to generate a function
135 call for cases when fp-unavailable and the slot is wrong.
137 * gen-idecode.c (print_idecode_validate): New check, generate code
138 to verify that the instruction slot is correct.
140 * igen.c (main): Simplify options.
142 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
144 * igen.c (print_itrace): Remove source line reference for trace
145 code - let the user see the generated file.
146 (print_itrace): Print the trace code rather than reference a
149 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
151 * igen.c (print_semantic_function_actual): Pass either the
152 processor - smp - or the engine - mono - into semantic functions.
155 * gen-icache.c (print_icache_body): Dependant on smp, derive
156 processor from engine or engine from processor, and hence ensuring
157 that both are defined in all semantic functions.
159 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
161 * ld-insn.c (parse_insn_format): Make the width field optional.
162 If missing assume that the number of characters in the value
163 determines the number of bits in the field.
165 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
167 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
168 more useful error message.
170 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
172 * misc.c (error): Output errors on stderr.
174 * ld-insn.c (parse_insn_format): Skip any leading spaces.
175 Verify the width of instructions being parsed.
177 * table.c (table_entry_read): Parse CPP's convention for
178 specifying original file name/line-nr.
180 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
182 * ld-insn.c (parse_insn_format): Allow trailing spaces in
185 * Makefile.in: Create using ../ppc/Makefile.in as a starting
187 * configure.in: Ditto vis ../ppc/configure.in
189 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
191 * gen-support.c (gen_support_c): Always include engine.h instead
193 * gen-idecode.c (gen_idecode_c): Ditto.
195 * words.h (instruction_word): Remove instruction_word - now
197 (address_word): New. Used by igen.
199 * lf.c (lf_print_function_type_function): New, pass a function to
200 print out the type instead of a constant string.
202 * igen.h, igen.c (print_semantic_function_formal,
203 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
204 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
205 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
206 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
207 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
208 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
209 * gen-idecode.c (print_idecode_table): Update.
210 (idecode_switch_leaf): Update.
211 (print_idecode_switch_function_header): Ditto.
212 (print_idecode_floating_point_unavailable): Ditto.
213 (print_idecode_issue_function_header): Ditto.
214 * igen.c (gen_icache_h): Ditto.
215 * gen-engine.c (print_engine_table): Ditto.
216 (engine_switch_leaf): Ditto.
217 * gen-support.c (print_support_function_name): Ditto.
218 * gen-semantics.c (print_semantic_function_header): Update.
220 * gen-icache.c (print_icache_function_header): Update.
221 (print_icache_function): Update.
222 (print_icache_internal_function_declaration): Update.
223 (print_icache_internal_function_definition): Update.
225 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
226 files, will at some stage need to move it into support.
228 * igen.h, igen.c (main): New option -e <engine> - generate a full
229 simulation engine. Previously this was the -d <idecode-file>
231 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
232 to clean these up so that that call upon the updated gen-idecode
235 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
236 generating a decode table.
238 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
240 * igen.h, igen.c (main): New option -M - Control what is returned
241 by semantic functions - -1/NIA vs CIA+N/NIA. Add
242 generate_semantic_returning_modified_nia_only to igen_code enum.
243 * gen-semantics.c (print_semantic_body): As an alternative, make
244 NIA == -1 instead of CIA+insn_size by default.
246 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
247 New option -P <prefix> - Prepend all generated functions with the
249 (gen_idecode_c): Adjust.
250 * gen-icache.c (print_icache_struct): Ditto.
251 * gen-support.c (gen_support_c): Ditto.
253 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
255 * igen.c (main): Correct usage. Missleading message about ucase
256 options dumping internal tables. -F now includes rather then
257 excludes instructions.
259 * misc.h, misc.c (a2i): Make 64bit.
261 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
262 max to 64bits, expect trouble. Make the default 32 bits.
263 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
264 et.al. macro's to use the insn_bit_size instead of assuming 32
266 * gen-icache.c (print_icache_extraction): Ditto.
267 * gen-idecode.c (idecode_switch_start): Ditto.
268 * gen-idecode.c (gen_idecode_c): Ditto
270 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
271 Indicates that the instruction field of the table is specifying
272 bit widths instead of bit offsets.
273 * ld-insn.c (parse_insn_format): Parse instruction fields
276 * misc.c (a2i): Allow binary numbers to be specified using the
278 * ld-insn.c: Allow such numbers to appear in the instruction
281 * table.c (table_entry_read): Make // a valid comment character.
282 (table_entry_read): Skip lines containing a leading " - these may
283 eventually be used in a disasembler.
285 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
287 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
288 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
289 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
290 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
291 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
292 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
293 from the ../ppc directory.
295 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
296 renaming from filter_filename.[hc]