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