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