1 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3 * ld-decode.c (load_decode_table): Rename slash to reserved.
4 (dump_decode_rule): Ditto.
6 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
7 reserved bit - and a `*' - wild card.
8 (parse_insn_format): Change is_slash to more informative reserved.
9 (dump_insn_field): Ditto.
10 (insn_field_is_constant): Ditto.
11 (insn_table_expand_opcode): Ditto.
13 * gen-idecode.c (print_idecode_validate): Make check_mask and
14 check_val the correct integer size.
15 (print_idecode_validate): Fix reserved bit check for 64 bit
18 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
20 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
21 `/' in bit fields. `/' denotes a wild bit.
23 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
25 * igen.h, igen.c (main): New options. Control generation of
26 conditional issue and slot verification code.
28 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
30 * gen-support.c (print_support_function_name): Prepend the global
31 name prefix when applicable. Provide #define to map the user
32 specified name the generated globaly unique one.
34 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
36 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
37 - reserved bits, floating point and slot validation - with a
38 #ifdef so that they are optional.
40 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
42 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
43 - report the error of a leaf node in the decision tree containing
45 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
46 (print_idecode_switch_leaf): Ditto.
48 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
49 print_idecode_invalid): Rename former to latter. Add argument so
50 that one function can generate all invalid instruction cases -
51 illegal, fp-unavailable, wrong-slot.
52 * gen-engine.c: Update.
54 * gen-idecode.c: Use print_idecode_invalid to generate a function
55 call for cases when fp-unavailable and the slot is wrong.
57 * gen-idecode.c (print_idecode_validate): New check, generate code
58 to verify that the instruction slot is correct.
60 * igen.c (main): Simplify options.
62 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
64 * igen.c (print_itrace): Remove source line reference for trace
65 code - let the user see the generated file.
66 (print_itrace): Print the trace code rather than reference a
69 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
71 * igen.c (print_semantic_function_actual): Pass either the
72 processor - smp - or the engine - mono - into semantic functions.
75 * gen-icache.c (print_icache_body): Dependant on smp, derive
76 processor from engine or engine from processor, and hence ensuring
77 that both are defined in all semantic functions.
79 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
81 * ld-insn.c (parse_insn_format): Make the width field optional.
82 If missing assume that the number of characters in the value
83 determines the number of bits in the field.
85 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
87 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
88 more useful error message.
90 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
92 * misc.c (error): Output errors on stderr.
94 * ld-insn.c (parse_insn_format): Skip any leading spaces.
95 Verify the width of instructions being parsed.
97 * table.c (table_entry_read): Parse CPP's convention for
98 specifying original file name/line-nr.
100 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
102 * ld-insn.c (parse_insn_format): Allow trailing spaces in
105 * Makefile.in: Create using ../ppc/Makefile.in as a starting
107 * configure.in: Ditto vis ../ppc/configure.in
109 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
111 * gen-support.c (gen_support_c): Always include engine.h instead
113 * gen-idecode.c (gen_idecode_c): Ditto.
115 * words.h (instruction_word): Remove instruction_word - now
117 (address_word): New. Used by igen.
119 * lf.c (lf_print_function_type_function): New, pass a function to
120 print out the type instead of a constant string.
122 * igen.h, igen.c (print_semantic_function_formal,
123 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
124 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
125 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
126 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
127 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
128 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
129 * gen-idecode.c (print_idecode_table): Update.
130 (idecode_switch_leaf): Update.
131 (print_idecode_switch_function_header): Ditto.
132 (print_idecode_floating_point_unavailable): Ditto.
133 (print_idecode_issue_function_header): Ditto.
134 * igen.c (gen_icache_h): Ditto.
135 * gen-engine.c (print_engine_table): Ditto.
136 (engine_switch_leaf): Ditto.
137 * gen-support.c (print_support_function_name): Ditto.
138 * gen-semantics.c (print_semantic_function_header): Update.
140 * gen-icache.c (print_icache_function_header): Update.
141 (print_icache_function): Update.
142 (print_icache_internal_function_declaration): Update.
143 (print_icache_internal_function_definition): Update.
145 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
146 files, will at some stage need to move it into support.
148 * igen.h, igen.c (main): New option -e <engine> - generate a full
149 simulation engine. Previously this was the -d <idecode-file>
151 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
152 to clean these up so that that call upon the updated gen-idecode
155 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
156 generating a decode table.
158 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
160 * igen.h, igen.c (main): New option -M - Control what is returned
161 by semantic functions - -1/NIA vs CIA+N/NIA. Add
162 generate_semantic_returning_modified_nia_only to igen_code enum.
163 * gen-semantics.c (print_semantic_body): As an alternative, make
164 NIA == -1 instead of CIA+insn_size by default.
166 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
167 New option -P <prefix> - Prepend all generated functions with the
169 (gen_idecode_c): Adjust.
170 * gen-icache.c (print_icache_struct): Ditto.
171 * gen-support.c (gen_support_c): Ditto.
173 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
175 * igen.c (main): Correct usage. Missleading message about ucase
176 options dumping internal tables. -F now includes rather then
177 excludes instructions.
179 * misc.h, misc.c (a2i): Make 64bit.
181 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
182 max to 64bits, expect trouble. Make the default 32 bits.
183 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
184 et.al. macro's to use the insn_bit_size instead of assuming 32
186 * gen-icache.c (print_icache_extraction): Ditto.
187 * gen-idecode.c (idecode_switch_start): Ditto.
188 * gen-idecode.c (gen_idecode_c): Ditto
190 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
191 Indicates that the instruction field of the table is specifying
192 bit widths instead of bit offsets.
193 * ld-insn.c (parse_insn_format): Parse instruction fields
196 * misc.c (a2i): Allow binary numbers to be specified using the
198 * ld-insn.c: Allow such numbers to appear in the instruction
201 * table.c (table_entry_read): Make // a valid comment character.
202 (table_entry_read): Skip lines containing a leading " - these may
203 eventually be used in a disasembler.
205 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
207 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
208 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
209 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
210 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
211 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
212 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
213 from the ../ppc directory.
215 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
216 renaming from filter_filename.[hc]