1 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4 c4x_cpu_version_string): Constify char *.
5 * config/c4x/c4x.c (c4x_rpts_cycles_string,
6 c4x_cpu_version_string): Likewise.
8 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
10 * tree.c (save_tree_status): Revert 10 Sep change.
11 (restore_tree_status): Likewise. Call obstack_free with NULL
12 before freeing the obstack proper.
14 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
16 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
18 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
21 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
23 * tree.c (type_hash_canon): Put all types in the hash-table, when
26 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
28 * recog.h (struct recog_data, recog_data): New.
29 (recog_foo variables): Kill.
30 * recog.c (recog_operand, recog_operand_loc): Kill.
31 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
32 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
33 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
35 (extract_insn): Update all recog_foo references to use recog_data.
36 (preprocess_constraints, constrain_operands): Likewise.
37 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
38 * genattrtab.c (main): Likewise.
39 * genextract.c (main): Likewise.
40 * genoutput.c: Likewise.
41 * genrecog.c (write_subroutine, main): Likewise.
42 * local-alloc.c (block_alloc): Likewise.
43 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
44 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
45 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
46 * reload.c (find_reloads, find_reloads_toplev): Likewise.
47 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
48 (reload_cse_simplify_operands): Likewise.
50 * arc/arc.c (arc_final_prescan_insn): Likewise.
51 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
52 * h8300/h8300.c (notice_update_cc): Likewise.
53 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
54 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
55 * mn10200/mn10200.c (notice_update_cc): Likewise.
56 * mn10300/mn10300.c (notice_update_cc): Likewise.
57 * romp/romp.c (update_cc): Likewise.
58 * sparc/sparc.c (check_pic): Likewise.
59 * v850/v850.c (notice_update_cc): Likewise.
61 * genemit.c (main): Don't declare recog_operand.
63 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
65 * ggc.h (rtvec_def): Forward declare.
66 (tree_node): Likewise.
69 (ggc_set_mark_rtx): Add prototype.
70 (ggc_set_mark_rtvec): Likewise.
71 (ggc_set_mark_tree): Likewise.
72 * ggc-simple.c (ggc_root): Don't define.
73 (roots): Don't declare.
74 (ggc_mark_rtx): Remove.
75 (ggc_mark_rtvec): Likewise.
76 (ggc_mark_tree): Likewise.
77 (ggc_mark_varray): Likewise.
78 (ggc_mark_tree_hash_table_entry): Likewise.
79 (ggc_mark_tree_hash_table): Likewise.
80 (ggc_set_mart_rtx): New function.
81 (ggc_set_mark_rtvec): Likewise.
82 (ggc_set_mark_tree): Likewise.
83 (ggc_add_root): Remove.
84 (ggc_add_rtx_root): Likewise.
85 (ggc_remove_tree_root): Likewise.
86 (ggc_add_string_root): Likewise.
87 (ggc_add_tree_varray_root): Likewise.
88 (ggc_add_tree_hash_table_root): Likewise.
89 (ggc_del_root): Likewise.
90 (ggc_mark_rtx_ptr): Likewise.
91 (ggc_mark_tree_ptr): Likewise.
92 (ggc_mark_string_ptr): Likewise.
93 (ggc_mark_tree_varray_ptr): Likewise.
94 (ggc_mark_tree_hash_table_ptr): Likewise.
95 * ggc-common.c: New file.
96 * Makefile.in (OBJS): Add ggc-common.o.
97 (ggc-common.o): List dependencies.
99 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
101 * cppalloc.c (xstrdup): Use memcpy.
102 * cpperror.c (cpp_print_containing_files): Don't use
104 * cpplib.c (conditional_skip): Set temp->lineno.
105 (do_endif): Make error message less obscure.
106 (if_directive_name): New function.
107 (cpp_get_token [case EOF]): Unwind the if stack and generate
108 error messages for each unterminated conditional in this file.
109 (parse_string): Do not behave differently if -traditional.
111 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
113 * builtins.c (expand_builtin_va_arg): Cope with an array-type
114 va_list decomposing to pointer-type.
115 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
116 (rs6000_va_arg): Likewise.
118 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
120 * except.c (start_dynamic_handler): Compute size using
123 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
125 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
126 include directory headers. Don't define strrchr. Don't provide
127 my_* replacement functions. Prefer PTR over `pointer_type'.
128 Don't prototype system functions. Don't redefine getopt.
130 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
131 safe_read, safe_write, save_pointers, restore_pointers,
132 is_id_char, in_system_include_dir, directory_specified_p,
133 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
134 find_corresponding_lparen, referenced_file_is_newer,
135 save_def_or_dec, munge_compile_params, gen_aux_info_file,
136 process_aux_info_file, identify_lineno, check_source,
137 seek_to_line, forward_to_next_token_char, output_bytes,
138 output_string, output_up_to, other_variable_style_function,
139 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
140 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
141 find_static_definition, connect_defs_and_decs, add_local_decl,
142 add_global_decls, needs_to_be_converted, visit_each_hash_node,
143 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
144 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
145 scan_for_missed_items, edit_file, string_list_cons): Add static
147 (standard_exec_prefix, target_machine, target_version,
148 default_syscalls_dir, string_list, string_list_cons, find_file,
149 do_cleaning): Constify a char*.
150 (safe_read, safe_write): Use PTR, not a char*.
151 (is_id_char): Take an int, not a char.
152 (main): Add prototype. Call return, not exit.
154 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
156 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
157 when comparing types.
159 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
161 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
162 (strength_reduce): Release the varrays from the no-bivs early exit.
164 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
165 the loop over the registers.
167 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
169 (restore_tree_status): Check that instead when freeing the obstack.
171 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
173 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
176 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
178 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
179 operand size modifiers.
181 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
183 * c-common.c (c_common_nodes_and_builtins): Don't build
185 * c-common.h (enum c_tree_index and related accesor macros): Remove
186 everything now declared in tree.h.
187 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
188 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
189 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
190 (error_mark_node, void_type_node, char_type_node, integer_type_node,
191 unsigned_type_node, ptr_type_node, va_list_type_node,
192 integer_zero_node, null_pointer_node, integer_one_node): Delete.
193 (init_decl_processing): Call build_common_tree_nodes and
194 build_common_tree_nodes_2 instead of building their nodes here.
195 Don't add roots for these nodes.
196 * stor-layout.c (size_zero_node, size_one_node): Delete.
197 (set_sizetype): Make a new node for bitsizetype each time.
198 * tree.c (global_trees): New variable.
199 (init_obstacks): Add a gc root for it.
200 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
201 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
202 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
203 (build_common_tree_nodes): New function.
204 (fix_sizetype): New function.
205 (build_common_tree_nodes_2): New function.
206 * tree.h (enum tree_index): New.
207 (global_trees): Declare.
208 Add accessor macros for all nodes now moved to global_trees.
209 Delete their declarations.
211 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
213 * c-decl.c (finish_function): When processing a nested function,
214 push and pop GC context around rest_of_compilation.
216 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
218 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
219 Default ix86_arch to PROCESSOR_I386.
220 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
221 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
222 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
223 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
224 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
225 (EXTRA_SPECS): Remove deleted specs.
227 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
229 * function.c (assign_stack_local_1): Allocate from
230 function->x_frame_offset, not frame_offset.
232 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
234 * ggc.h (lang_cleanup_tree): Remove.
235 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
236 * ggc-callbacks.c (lang_cleanup_tree): Remove.
238 * c-decl.c (finish_struct): Use ggc_alloc to allocate
239 TYPE_LANG_SPECIFIC when garbage collecting.
240 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
241 (lang_cleanup_tree): Remove.
243 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
245 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
246 * crtstuff.c: Not here.
247 * dwarf2out.c: Or here.
248 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
251 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
253 * function.h (free_after_compilation): Remove decl parameter.
254 (free_varasm_status0: Likewise.
255 (free_emit_status): Likewise.
256 (free_stmt_status): Likewise.
257 (free_after_compilation): Likewise.
258 (init_lang_status): New variable.
259 (free_lang_status): Likewise.
260 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
261 * function.c (init_lang_status): New variable.
262 (free_lang_status): Likewise.
263 (push_function_context_to): Don't set function::decl here.
264 (free_after_copmilation): Make decl parameter implicit. Call
265 free_lang_status if defined.
266 (prepare_function_start): Call init_lang_status if defined.
267 (init_function_start): Set function::decl here.
268 * profile.c (output_func_start_profiler): Don't call pushdecl
269 until we've actually started the function.
270 * stmt.c (free_stmt_status): Make decl parameter implicit.
271 * toplev.c (rest_of_compilation): Don't pass decl to
272 free_after_compilation.
273 * varasm.c (free_varasm_status): Likewise.
275 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
277 * except.c (call_get_eh_context): Add root when allocating static
280 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
282 * arm.c: Include "ggc.h".
283 (arm_add_gc_roots): New function.
284 (arm_override_options): Call it.
285 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
287 * arm.md (define_asm_attributes): Add a pool_range attribute.
289 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
291 * extend.texi (Volatiles): New node.
293 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
295 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
296 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
297 (struct ggc_any): Replace `mark' with `magic_mark'.
298 (ggc_alloc_string): Use memcpy, not bcopy.
299 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
300 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
302 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
303 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
304 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
305 Use IS_MARKED. Use ggc_free_any.
307 1999-09-09 Scott Bambrough <scottb@netwinder.org>
309 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
311 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
313 * toplev.c (main): Always init_ggc.
315 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
317 * except.c (find_all_handler_type_matches): Free the list if
320 * combine.c (SUBST): Break out to a real function do_SUBST.
321 (SUBST_INT): Likewise.
322 * gcse.c (free_pre_mem): Free `temp_bitmap'.
323 (pre_insert): Free `inserted'.
324 * loop.c (basic_induction_var): Always set `location'.
326 * function.c (expand_function_end): Add initial_trampoline as a root.
327 * rtl.h (init_varasm_once): Declare.
328 * toplev.c (compile_file): Call it.
329 * ggc-simple.c (ggc_mark_string_ptr): New.
330 (ggc_add_string_root): New.
331 (ggc_collect): Disable collection avoidance temporarily.
332 * ggc.h (ggc_add_string_root): Declare.
333 * except.c (create_rethrow_ref): Use ggc_alloc_string.
334 * optabs.c (init_libfuncs): Likewise.
335 * varasm.c (named_section): Use ggc_alloc_string.
336 (make_function_rtl): Likewise.
337 (make_decl_rtl): Likewise.
338 (assemble_static_space): Likewise.
339 (assemble_trampoline_template): Likewise.
340 (output_constant_def): Likewise.
341 (force_const_mem): Likewise.
342 (mark_const_hash_entry): New.
343 (mark_pool_sym_hash_table): New.
344 (mark_varasm_state): Use it.
345 (init_varasm_once): New.
347 * expr.h (init_one_libfunc): Declare.
348 * optabs.c (init_one_libfunc): New.
349 (init_optabs): Use it.
350 * config/gofast.h: Likewise.
351 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
352 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
354 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
356 * Makefile.in (cppexp.o): Depend on cpphash.h.
357 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
359 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
360 * cpplib.c (do_define): Generalise to handle poisoned definitions,
361 redefining poisoned identifiers, etc.
362 (do_undef): Don't allow poisoned identifiers to be undefined.
363 (do_pragma): Add #pragma poison.
364 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
366 * cccp.c: Add T_POISON node type.
367 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
369 (do_define): Generalise to handle poisoned definitions,
370 redefining poisoned identifiers, etc.
371 (do_undef): Don't allow poisoned identifiers to be undefined.
372 (do_pragma): Add #pragma poison.
373 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
375 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
376 * c-pragma.h: Add ps_poison state. We now always have generic
379 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
381 * ggc.h (ggc_alloc): New function.
382 (ggc_mark): Likewise.
383 * ggc-simple.c (ggc_any): New structure.
384 (ggc_status): Add anys.
385 (n_anys_collected): New variable.
387 (ggc_mark): Likewise.
388 (ggc_collect): Collect the anys.
390 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
392 * c-decl.c (mark_binding_level): Make static to match prototype.
394 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
396 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
398 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
400 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
401 will use into account. Expand the max width to 5.
404 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
406 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
409 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
411 * alpha.md (call value patterns): Remove the result predicates.
413 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
415 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
418 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
420 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
421 changed from extern char *, to extern PTR. Also fix typo in
422 NEED_DECLARATION_REALLOC test.
424 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
426 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
429 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
430 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
431 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
433 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
435 * cccp.c (pcfinclude): Likewise.
437 * global.c (allocno_compare): Likewise.
439 * haifa-sched.c (rank_for_schedule): Likewise.
441 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
443 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
445 * stupid.c (stupid_reg_compare): Likewise.
447 * tree.c (_obstack_allocated_p): Likewise.
449 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
451 1999-09-08 Bruce Korb autogen@linuxbox.com
453 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
454 why "gperf -F" fails.
455 * gcc/cp/Makefile.in: ditto
456 * gcc/Makefile.in: ditto
457 * gcc/java/Makefile.in: ditto
459 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
461 * lists.c: Include ggc.h.
463 (init_EXPR_INSN_LIST_cache): Install it.
465 * ggc-simple.c (init_ggc): Absorb the old init.
466 (ggc_push_context): Use xcalloc.
467 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
468 (ggc_collect): Add [rvts] tags to the collection stats.
470 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
472 * cccp.c (main): Fix handling of -include and -imacros options.
474 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
476 * cpplib.c (cpp_push_buffer): Fix order of arguments.
478 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
480 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
483 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
485 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
486 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
487 and SET_DEST. Update comment.
489 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
491 * config/c4x/c4x.c: Include ggc.h.
492 (c4x_add_gc_roots): New function.
493 (c4x_override_options): Call c4x_add_gc_roots.
495 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
497 * defaults.h (TARGET_ESC): Move ...
498 * system.h: ... here, where Linas had it in the first place. Silly me.
500 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
502 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
503 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
504 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
505 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
506 * defaults.h (TARGET_ESC): Add default.
508 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
510 * configure.in: add i370-*-openedition, i370-*-mvs and
513 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
515 * dsp16xxx.c: Include ggc.h
516 (override_options): Mark GC roots.
517 * mn10200.c: Include ggc.h.
518 (asm_file_start): Mark GC roots.
519 * tahoe.c: Include ggc.h.
520 (extensible_operand): Mark GC roots.
522 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
524 * README: Add section discussing status of ELF ABI.
525 * i370.c: Fix misc spelling mistakes.
526 (i370_label_scan): Updated notes, exception handling.
527 (i370_function_prolog): Simplify ELF stack handling.
528 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
529 (STACK_GROWS_DOWNWARD): ELF stack grows down.
530 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
531 * i370.md: (movdi): Add notes.
532 (floatsidf2): Use stack not rtca for scratch float area.
533 (iorsi3): Correct operand constraints.
534 * x-oe: Restore TAROUTOPTS which are used by pax.
536 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
538 * rs6000.c: Include ggc.h.
539 (rs6000_add_gc_roots): New function.
540 (override_options): Call it.
542 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
544 * alpha.h (alpha_compare): New.
545 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
546 * alpha.c: Likewise for the definitions.
547 (alpha_emit_conditional_branch): Update for alpha_compare.
548 (alpha_emit_conditional_move): Likewise.
549 * alpha.md (cmpdf, cmpdi): Likewise.
550 (setcc patterns): Likewise. Zero alpha_compare after use.
551 (sne): Optimize (x != 0) into (0U < x).
553 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
555 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
556 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
557 (INIT_EXPANDERS): Remove.
558 * alpha.c: Include ggc.h.
559 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
560 (alpha_init_machine_status, alpha_mark_machine_status): New.
561 (override_options): Install them.
562 (struct machine_function): Moved to alpha.h.
563 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
564 (alpha_init_expanders): Remove.
565 (alpha_return_addr): Adjust to use current_function->machine.
566 (alpha_ra_ever_killed): Likewise.
567 (alpha_expand_epilogue): Likewise.
568 * alpha.md (eh_epilogue): Likewise.
570 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
571 Melissa O'Neill <oneill@cs.sfu.ca>
572 Geoffrey Keating <geoffk@cygnus.com>
574 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
575 call-used registers (call-saved registers must still be contiguous
576 and end with r31, of course).
578 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
580 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
581 (self_promoting_type_p): Delete.
582 (self_promoting_args_p): Move ...
583 * c-common.c: ... here.
584 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
585 (simple_type_promotes_to): New.
586 * builtins.c (lang_type_promotes_to): New.
587 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
588 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
589 * c-common.h: ... here.
590 (self_promoting_args_p, simple_type_promotes_to): Declare.
591 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
592 (grokdeclarator): Likewise.
593 * tree.h (lang_type_promotes_to): Declare.
595 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
597 Add some machine-dependent GC roots.
598 * sparc.c: Include ggc.h.
599 (sparc_add_gc_roots): New function.
600 (mark_ultrasparc_pipeline_state): Likewise.
601 (override_options): Call sparc_add_gc_roots.
602 * pa.c: Include ggc.h.
603 (pa_add_gc_roots): New function.
604 (mark_deferred_plabels): Likewise.
605 (override_options): Call pa_add_gc_roots.
606 * mips.c: Include ggc.h.
607 (mips_add_gc_roots): New function.
608 (override_options): Use it.
610 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
612 * cpperror.c (cpp_file_line_for_message): Constify a char*.
614 * cppexp.c (parse_number, parse_charconst, cpp_lex,
615 cpp_parse_expr): Add static prototypes.
616 (parse_charconst): Don't cast away const-ness.
617 (token): Constify a char*.
619 * cppfiles.c (file_name_list, include_hash, find_include_file,
620 finclude, initialize_input_buffer): Constify a char*.
621 (file_cleanup, find_position): Add static prototypes.
623 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
624 collect_expansion): Add static prototypes.
625 (cpp_install, create_definition, monthnames): Constify a char*.
627 * cpphash.h (cpp_install): Likewise.
629 * cppinit.c (known_suffixes, default_include,
630 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
631 (base_name, dump_special_to_buffer, initialize_dependency_output):
632 Add static prototypes.
634 * cpplib.c (my_strerror): Constify a char*.
635 (null_underflow, null_cleanup, skip_comment, copy_comment,
636 copy_rest_of_line, handle_directive, pass_thru_directive,
637 get_directive_token, read_line_number, cpp_print_file_and_line,
638 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
639 v_cpp_warning_with_line, detect_if_not_defined,
640 consider_directive_while_skipping): Add static prototypes.
641 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
642 cpp_pedwarn_with_file_and_line): Constify a char*.
644 * cpplib.h (cpp_options, include_hash, progname, definition,
645 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
646 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
647 find_include_file, deps_output, include_hash): Constify a char*.
649 * cppmain.c (progname): Constify.
650 (main): Add prototype. Use return, not exit.
652 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
653 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
654 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
655 check_protection): Add static prototype.
657 (progname, recognized_macrom, recognized_extern): Constify a char*.
658 (main): Add prototype.
660 * gen-protos.c (progname): Constify a char*.
662 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
664 * emit-rtl.c (free_emit_status): Take decl as a parameter.
665 (init_emit_once): Add more GC roots.
666 * except.c (mark_func_eh_entry): New function.
667 (mark_eh_node): Mark false_label and rethrow_label.
668 (init_eh): Add more GC roots.
669 * function.c (free_after_compilation): Take decl as a paramter.
670 Call free_stmt_status.
671 (mark_function_state): Don't assume x_parm_reg_stack_loc is
673 * function.h (free_after_compilation): Change prototype.
674 (free_varasm_status): Likewise.
675 (free_emit_status): Likewise.
676 (free_stmt_status): New function.
677 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
678 Remove, replacing with ...
679 (ggc_status): New structure.
680 (ggc_chain): New variable.
682 (ggc_push_context): New function.
683 (ggc_pop_context): Likewise.
684 (ggc_alloc_rtx): Adjust for use of ggc_chain.
685 (ggc_alloc_rtvec): Likewise.
686 (ggc_alloc_tree): Likewise.
687 (ggc_alloc_string): Likewise.
688 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
689 (ggc_mark_tree): Give language-dependent code a chance to mark
691 (ggc_mark_tree_varray): Handle empty arrays.
692 (ggc_collect): Adjust for use of ggc_chain. Clear
693 bytes_alloced_since_last_gc.
694 * ggc.h (ggc_pop_context): New function.
695 (ggc_push_context): Likewise.
696 * print-tree.c (print_node): Don't print obstacks when GC'ing.
697 * stmt.c (free_stmt_status): New function.
698 (init_stmt_for_function): Clear last_expr_value.
699 * toplev.c (rest_of_compilation): Always call free_after_compilation.
700 Conditionalize call to ggc_collect.
701 (main): Call init_ggc.
702 * tree.c (push_obstacks): Do the push, even when GC'ing.
703 (push_obstacks_nochange): Likewise.
704 (pop_obstacks): Liekwise.
705 * varasm.c (free_varasm_status): Take decl as a parameter.
707 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
709 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
710 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
711 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
712 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
714 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
716 * pa/x-pa-mpeix: New file for the MPE port.
718 * pa/quadlib.asm: New file for long double support.
720 * configure.in: Add hppa1.0-*-mpeix for MPE port.
721 * configure: Rebuilt.
723 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
725 * final.c (shorten_branches): Fix last change.
727 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
729 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
731 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
733 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
736 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
738 * c-aux-info.c (concat): Don't define.
740 * cccp.c (my_strerror): Likewise. All callers changed to use
742 (do_include): Call xstrdup, not xmalloc/strcpy.
743 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
744 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
746 * collect2.c (my_strsignal): Likewise. All callers changed to use
748 (locatelib): Call xstrdup, not xmalloc/strcpy.
750 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
752 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
754 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
756 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
758 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
760 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
762 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
764 (find_all_handler_type_matches): Likewise. Don't check return
766 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
768 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
770 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
771 (init_spec): Call xcalloc, not xmalloc/bzero.
772 (set_spec): Call xstrdup, not save_string.
773 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
774 (find_a_file): Call xstrdup, not xmalloc/strcpy.
775 (process_command): Call xstrdup, not save_string.
776 (main): Call xcalloc, not xmalloc/bzero.
778 * gcov.c (xmalloc): Don't define.
779 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
780 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
781 (output_data): Call xcalloc, not xmalloc/bzero.
783 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
785 * mips-tdump.c (xmalloc): Don't define.
786 (print_symbol): Call xmalloc, not malloc.
787 (read_tfile): Call xcalloc, not calloc.
789 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
790 Don't define. All callers of xfree/my_strsignal changed to use
791 free/strsignal instead.
792 (allocate_cluster): Call xcalloc, not calloc.
794 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
795 Fix memory leak, free allocated memory.
797 * prefix.c (translate_name): Call xstrdup, not save_string.
798 (update_path): Likewise.
800 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
802 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
803 Don't define. Callers of xfree/savestring2 changed to use
806 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
807 (init_elim_table): Likewise.
809 * resource.c (init_resource_info): Likewise.
811 * stupid.c (stupid_life_analysis): Likewise.
813 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
814 (open_dump_file): Call concat, not xmalloc/strcpy/...
815 (clean_dump_file): Likewise.
816 (compile_file): Call xstrdup, not xmalloc/strcpy.
818 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
820 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
821 * v850.c (v850_va_arg): New.
823 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
825 * haifa-sched.c: Tidy comments.
827 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
829 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
830 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
831 $(out_object_file)): Depend on ggc.h.
832 * c-common.c: Include "ggc.h".
833 (combine_strings): If doing GC, use ggc_alloc_string.
834 * c-decl.c: Include "ggc.h".
835 (ggc_p): Define with value 0.
836 (mark_binding_level): New function.
837 (init_decl_processing): Add GC roots.
838 (mark_c_function_context): New function.
839 (lang_mark_false_label_stack): New function.
840 (lang_mark_tree): New function.
841 (lang_cleanup_tree): New function.
842 * c-lang.c: Include "ggc.h".
843 (lang_init): Call c_parse_init.
844 * c-lex.c: Include "ggc.h".
845 (check_linenum): If doing GC, don't copy filenames to permanent
847 * c-parse.in: Include "ggc.h".
848 (c_parse_init): New function.
849 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
850 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
852 * except.c (mark_eh_state): Mark more state.
853 * function.c (mark_function_state): Likewise.
854 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
855 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
856 * toplev.c (mark_file_stack): New function.
857 (compile_file): If doing GC, use ggc_alloc_string on input filename.
858 (main): Add root for input_file_stack.
860 * i386.c: Include "ggc.h".
861 (ix86_mark_machine_status): New function.
862 (override_options): Set mark_machine_status.
864 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
866 * tree.c (copy_node): Copy node contents also if doing GC.
868 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
870 * collect2.c (scan_libraries): Fix double-thinko :-).
872 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
874 * collect2.c (scan_libraries): Fix thinko.
876 * cse.c (delete_trivially_dead_insns): Do not skip the last
877 insn if it is a real insn.
879 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
881 * Makefile.in (ggc-simple.o): Depend on hash.h.
882 * ggc.h (ggc_add_tree_hash_table_root): Declare.
883 (ggc_mark_tree_varray): Likewise.
884 (ggc_mark_tree_hash_table): Likewise.
885 * ggc-simple.c: Include hash.h.
886 (ggc_mark_tree_hash_table_ptr): New function.
887 (ggc_mark_tree_hash_table_entry): Likewise.
888 (ggc_mark_tree_hash_table): Likewise.
889 (ggc_add_tree_hash_table_root): Likewise.
890 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
891 rtx, when defining fields.
893 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
895 * profile.c (output_func_start_profiler): Remove apparently
896 nonsensical call to start_sequence.
898 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
900 * clipper/clipper.c (clipper_va_start): Fix typos.
902 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
903 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
904 (spur_va_arg): New stub.
906 * configure.in: Comment out pyramid.
908 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
910 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
911 don't conflict with the bits that win32, cygwin, and dgux
914 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
915 Bernd Schmidt <bernds@cygnus.co.uk>
917 * integrate.c (function_cannot_inline_p): Do not inline
918 functions with forced labels.
920 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
921 Bernd Schmidt <bernds@cygnus.co.uk>
922 Mark Mitchell <mark@codesourcery.com>
924 * Makefile.in (ggc-simple.o): Depend on varray.h.
925 (rtl.o): Depend on ggc.h.
926 (genattrtab.o): Depend on ggc.h.
927 (print-tree.o): Likewise.
928 (fold-const.o): Likewise.
929 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
930 (make_insn_raw): Don't cache insns when GC'ing.
931 (emit_insn_before): Likewise.
932 (emit_insn_after): Likewise.
933 (emit_insn): Likewise.
934 (start_sequence): Use xmalloc to allocate the sequence_stack.
935 (end_sequence): Add free to free it.
936 (gen_sequence): Don't cache insns when GC'ing.
937 (clear_emit_caches): Don't use sequence_element_free_list.
938 (init_emit): Use xcalloc, not xmalloc+bzero.
939 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
940 * function.c (pop_function_context_from): Use free to free the
941 fixup_var_refs_queue.
942 (put_reg_into_stack): Allocate it with xmalloc.
943 * genattrtab.c: Include ggc.h.
944 (operate_exp): Don't use obstack_free when GC'ing.
945 (simplify_cond): Likewise.
946 (simplify_text_exp): Likewise.
947 (optimize_attrs): Likewise.
948 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
950 (gencode): Generate a #include for ggc.h.
951 * ggc-callbacks.c (ggc_p): Define it to zero.
952 * ggc-none.c (ggc_p): Likewise.
953 * ggc-simple.c: Include varray.h.
954 (ggc_mark_tree_varray): New function.
955 (ggc_add_tree_varray_root): Likewise.
956 (ggc_mark_tree_varray_ptr): Likewise.
957 * ggc.h (ggc_p): Declare.
958 (varray_head_tag): Likewise.
959 (ggc_add_tree_varray_root): Declare.
960 * print-tree.c (print_node): Don't check for TREE_PERMANENT
961 inconsistencies when GC'ing.
962 * rtl.c: Include ggc.h.
963 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
964 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
965 (rtx_free): Don't call obstack_free when GC'ing.
966 * toplev.c (rest_of_compilation): Call ggc_collect after every
968 * tree.c (push_obstacks): Do nothing, if GC'ing.
969 (pop_obstacks_nochange): Likewise.
970 (pop_obstacks): Likewise.
971 (make_node): Use ggc_alloc_tree when GC'ing.
972 (copy_node): Likewise.
973 (get_identifier): Use ggc_alloc_string when GC'ing.
974 (build_string): Likewise.
975 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
976 (tree_cons): Likewise.
978 (type_hash_canon): Don't call obstack_free when GC'ing.
980 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
982 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
983 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
985 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
986 Bernd Schmidt <bernds@cygnus.co.uk>
987 Mark Mitchell <mark@codesourcery.com>
989 * Makefile.in (stor-layout.o): Depend on ggc.h.
990 (expr.o): Depend on ggc.h.
991 (profile.o): Depend on ggc.h.
992 (stor-layout.o): Depend on ggc.h.
993 * emit-rtl.c (init_emit_once): Add gc roots.
994 * expr.c: Include ggc.h.
995 (emit_block_move): Add gc roots.
996 (clear_storage): Likewise.
997 * expr.h (init_stor_layout_once): New function.
998 * profile.c: Include ggc.h.
999 (init_arc_profiler): profiler_label is a root.
1000 * scan.c (make_sstring_space): Trust xrealloc to function
1001 correctly with first parameter NULL.
1002 * stor-layout.c: Include ggc.h.
1003 (set_sizetype): Add gc root.
1004 (init_stor_layout_once): New function.
1005 * toplev.c (compile_file): Call it.
1007 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1008 Bernd Schmidt <bernds@cygnus.co.uk>
1009 Mark Mitchell <mark@codesourcery.com>
1011 * Makefile.in (tree.o): Depend on ggc.h.
1012 (varasm.o): Likewise.
1013 (function.o): Likewise.
1015 (except.o): Likewise.
1016 (optabs.o): Likewise.
1017 (emit-rtl.o): Likewise.
1018 * emit-rtl.c: Include ggc.h.
1019 (sequence_element_free_list): Remove, and all references.
1020 (mark_sequence): New functions.
1021 (mark_emit_state): New function.
1022 * except.c: Include ggc.h.
1023 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1024 (mark_tree_label_node): New functions.
1025 (mark_eh_state): New function.
1026 * function.c: Include ggc.h.
1027 (mark_temp_slot, mark_function_chain): New functions.
1028 (mark_function_state): New function.
1029 (init_function_once): New function.
1030 * function.h (init_function_once): New function.
1031 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1032 * ggc.h (label_node): Declare.
1033 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1034 (lang_mark_false_label_stack): New function.
1035 (mark_temp_slot): Remove declaration.
1036 (mark_function_chain): Likewise.
1037 (mark_eh_state): Adjust prototype.
1038 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1040 * optabs.c: Include ggc.h.
1041 (mark_optab): New function.
1042 (init_optabs): Add gc roots.
1043 * stmt.c: Include ggc.h.
1044 (mark_cond_nesting, mark_loop_nesting): New functions.
1045 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1046 (mark_stmt_state): New function.
1047 * toplev.c (compile_file): Call init_function_once.
1048 * tree.c: Include ggc.h.
1049 (type_hash): Move declaration earlier in file.
1050 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1051 (init_obstacks): Add gc roots.
1052 (mark_type_hash): New function.
1053 * varasm.c: Include ggc.h.
1054 (mark_pool_constant): New function.
1055 (mark_varasm_state): New function.
1057 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1059 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1061 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1063 * c-decl.c (struct language_function): Renamed from struct c_function.
1065 (c_function_chain): Delete.
1066 (push_c_function_context): New arg F. Don't warn about nested
1067 functions here. Fill LANGUAGE elt of F. Delete code to update
1068 c_function_chain. Don't call push_function_context.
1069 (pop_c_function_context): New arg F. Restore from there instead of
1070 from c_function_chain. Don't call pop_function_context. Clear out
1071 LANGUAGE field of F when done.
1072 * c-lang.c: Include "function.h"
1073 (lang_init): Initialize save_lang_status and restore_lang_status.
1074 * c-parse.in (nested_function, nested_function_notype): Warn about
1075 nested functions. Call push_function_context/pop_function_context
1076 instead of the _c_ variants.
1077 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1079 * Makefile.in (c-lang.o): Update dependencies.
1081 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
1082 regno_pointer_flag, regno_pointer_align.
1083 (gen_reg_rtx): Use xrealloc to enlarge them.
1084 (free_emit_status): New function.
1085 * function.c (mark_machine_status, mark_lang_status): New variables.
1086 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
1087 in some bits from assign_stack_local. All callers changed to use new
1089 (assign_stack_local): Just call assign_stack_local_1.
1090 (free_after_compilation): New function.
1091 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
1092 (trampoline_address): Likewise.
1093 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
1094 (prepare_function_start): Explicitly clear some more variables.
1095 * function.h (struct function): New elt can_garbage_collect.
1096 (mark_machine_status, mark_lang_status): Declare variables.
1097 (free_after_compilation, free_emit_status, free_varasm_status,
1098 init_varasm_status): Declare functions.
1099 * toplev.c (rest_of_compilation): Call free_after_compilation when
1100 done with the current function.
1101 * varasm.c (free_varasm_status): New function.
1103 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
1105 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
1106 (EXPAND_BUILTIN_VA_ARG): Define.
1107 * sparc.c (sparc_va_start): New.
1108 (sparc_va_arg): New.
1110 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1112 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
1114 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1116 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
1118 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
1120 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
1122 (ggc-callbacks.o): New target.
1123 * ggc-callbacks.c: New file.
1125 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1127 * expr.h: Collapse individual optab and libfunc vars to arrays.
1128 (optab_index, libfunc_index): New enumerations.
1129 (optab_table, libfunc_table): New arrays.
1130 Add accessor macros for both.
1132 * optabs.c (optab_table, libfunc_table): New.
1133 Delete declarations for individual optab and libfunc vars.
1135 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
1137 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
1139 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1141 * Makefile.in (GGC, GGC_LIB): New.
1142 (HOST_RTL): Include ggc-none.o.
1143 (ggc-simple.o): New target.
1144 (ggc-none.o): Likewise.
1145 * tree.h (tree_common): Add gc_mark.
1146 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
1147 (struct rtvec_def): Add gc_mark.
1148 * emit-rtl.c (global_rtl): Update static initializers to contain
1149 enough initializers.
1150 * ggc.h, ggc-none.c, ggc-simple.c: New files.
1151 * toplev.c (gc_time): New variable.
1152 (all_time): New variable.
1153 (compile_file): Print gc time.
1154 (print_time): Calculate percentage of the whole.
1156 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1158 Change obstack memory management and varasm constant pool handling so
1159 that nested functions are treated like any other functions.
1160 * function.c (init_machine_status): New variable.
1161 (push_function_context_to): Set contains_functions for the outer
1162 function. Don't call save_varasm_status.
1163 (pop_function_context_from): Don't call restore_varasm_status. Don't
1164 set current_function_contains_functions.
1165 (prepare_function_start): Call init_varasm_status rather than
1166 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
1168 * function.h (struct function) Add field varasm. Delete fields
1169 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
1170 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
1171 (init_machine_status): Declare.
1172 (save_varasm_status, restore_varasm_status): Delete declarations.
1173 (save_tree_status, restore_tree_status): Delete last argument.
1174 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
1175 code. All callers changed.
1176 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
1177 save_constants_in_decl_trees, restore_constants, save_constants,
1178 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
1180 (inlining): New variable.
1181 (reg_map, label_map, insn_map, orig_asm_operands_vector,
1182 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
1184 (save_for_inline_nocopy): Don't save constants.
1185 Don't set inl_emit field in current_function.
1186 (expand_inline_function): Use emit field, not inl_emit, of the inlined
1187 function. Set new variable inlining before
1188 calling copy_rtx_and_substitute.
1189 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
1190 constant pool references if inlining is nonzero.
1191 Delete ADDRESS and (most of the) CONST cases.
1192 (output_inline_function): Save and restore current_function/
1193 current_function_decl. Delete restore_constants code. Don't call
1194 init_const_rtx_hash_table.
1195 * output.h (init_const_rtx_hash_table): Don't declare.
1196 * rtl.h (struct function): Declare.
1197 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
1198 * toplev.c (rest_of_compilation): Don't treat nested functions or
1199 functions containing them specially. Delete all code to deal with
1200 save_for_inline_copying.
1201 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
1202 inline_obstacks): Delete variables.
1203 (save_tree_status): Lose arg CONTEXT. All callers changed.
1204 Simply allocate a new function_maybepermanent_obstack for the new
1205 function, delete all the special cases.
1206 Don't save inline_obstacks.
1207 (restore_tree_status): Lose arg CONTEXT. All callers changed.
1208 Delete special handling for function_maybepermanent_obstack; simply
1210 Don't restore inline_obstacks.
1211 (permanent_allocation): Delete code that frees inline_obstacks.
1212 (print_inline_obstack_statistics): Delete function.
1213 (dump_tree_statistics): Don't call it.
1214 * varasm.c (struct varasm_status): New.
1215 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
1216 last_pool, pool_offset, const_double_chain): Delete global
1217 variables, replace with accessor macros.
1218 (immed_double_const): Don't walk const_double_chain outside a
1219 function, but don't treat nested functions specially anymore.
1220 (immed_real_const_1): Likewise.
1221 (clear_const_double_mem): Don't treat nested functions specially.
1222 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
1223 (save_varasm_status, restore_varasm_status): Delete functions.
1224 (init_varasm_status): New function.
1225 (force_const_mem): Don't treat nested functions specially.
1226 (find_pool_constant): Accept new arg F, search for constants in
1227 that function's pool rather than the current one. All callers
1229 (get_pool_constant_for_function, get_pool_mode_for_function): New
1232 * i386.c (init_386_machine_status): New function, mostly from
1233 clear_386_stack_locals.
1234 (struct machine_functions): Rename element names to avoid name
1236 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
1237 macros, replacing global variables.
1238 (clear_386_stack_locals, save_386_machine_status,
1239 restore_386_machine_status): Delete functions.
1240 (override_options): Initialize init_machine_status.
1241 * i386.h (INIT_EXPANDERS): Delete macro.
1242 (save_386_machine_status, restore_386_machine_status,
1243 clear_386_stack_locals): Delete declarations.
1245 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1247 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
1248 (doloop_begin): Simplify pattern and use emit_jump_insn.
1249 (doloop_end): Simplify pattern, switch operand order,
1250 and use emit_jump_insn.
1252 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1254 * function.h (struct function): Add new element LANGUAGE.
1255 (save_lang_status): Declare new variable.
1256 (restore_lang_status): Likewise.
1257 * function.c (save_lang_status): Define.
1258 (restore_lang_status): Likewise.
1259 (push_function_context_to): Call language-specific save function.
1260 (pop_function_context_from): Call language-specific restore function.
1262 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1264 * i386.md (movsf_1): Check REG_P before use of REGNO.
1265 (movdf_1): Likewise.
1266 (movxf_1): Likewise.
1267 (extendsfdf2): Likewise.
1268 (extendsfxf2): Likewise.
1269 (extenddfxf2): Likewise.
1271 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1273 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
1274 constants into memory.
1275 (c4x_shiftable_constant): New function.
1276 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
1277 (c4x_shiftable_constant): Declare.
1278 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
1279 ashlqi3_noclobber): Add new patterns and associated splitters.
1281 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
1283 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
1284 * dwarf2out.c (dwarf2out_frame_init): Likewise.
1285 * final.c (shorten_branches): Likewise.
1286 * global.c (global_alloc): Likewise.
1287 * haifa-sched.c (build_control_flow): Likewise.
1288 * stmt.c (check_for_full_enumeration_handling): Likewise.
1289 (estimate_case_costs): Likewise.
1291 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
1293 * rtl.h (RTL_CHECKC2): Fix typo in last change.
1295 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
1297 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
1298 (recompute_reg_usage): Likewise.
1299 * rtlanal.c (find_regno_fusage): Likewise.
1301 * rtl.c (rtl_check_failed_code1): New function.
1302 (rtl_check_failed_code2): New.
1303 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
1304 (RTL_CHECKC1, RTL_CHECKC2): New.
1305 (XC*): New accessor macros.
1306 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
1307 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
1308 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
1309 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
1310 (TRAP_*, RANGE_INFO_*): Likewise.
1312 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1314 * Makefile.in (tlink.o): Don't depend on toplev.h.
1316 * collect2.c (c_file, o_file, export_file, import_file, ldout,
1317 output_file, nm_file_name, ldd_file_name, strip_file_name,
1318 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
1319 add_prefix, prefix_from_env, prefix_from_string, do_wait,
1320 fork_execute, maybe_unlink, add_to_list,
1321 extract_init_priority, write_list, dump_list,
1322 dump_prefix_list, write_list_with_asm, write_c_file,
1323 write_c_file_stat, write_c_file_glob, scan_prog_file,
1324 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
1325 ignore_library, extract_string, notice, dump_file, target_machine,
1326 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
1327 read_file, print_load_command): Constify a char*.
1328 (fdopen, error, fatal, fatal_perror): Don't prototype.
1329 (my_strerror): Remove. All callers use xstrerror instead.
1330 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
1331 (main): Add prototype. Constify lots of char* ptrs. Change calls
1332 to xcalloc/strcpy/strcat/... to one call to concat.
1333 (main, scan_prog_file, scan_libraries): Use an intermediate
1334 `const char **' to build an argv array.
1335 (mapfile, libselect, libcompare, locatelib): Add prototypes.
1337 * collect2.h (collect_execute, collect_wait, dump_file,
1338 file_exists): Constify a char*.
1339 (ldout, c_file_name, temporary_obstack, permanent_obstack,
1340 temporary_firstobj, vflag, debug): Add extern declarations.
1341 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
1343 * tlink.c: Don't include toplev.h.
1344 (vflag, debug, ldout, c_file_name, temporary_obstack,
1345 permanent_obstack, temporary_firstobj): Don't declare.
1346 (tlink_execute, frob_extension, symbol_hash_lookup,
1347 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
1348 recompile_files, read_repo_files, demangle_new_symbols,
1349 scan_linker_output): Constify a char*.
1350 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
1351 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
1353 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
1355 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
1356 (relative) rather than jsr (absolute) subroutine call insns.
1357 * config/m68k/m68k-coff.h: Ditto.
1359 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
1361 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
1362 now rework these too.
1363 (arm_reorg): If an insn can't reach the end of the current pool,
1364 ensure that we emit that pool before the insn.
1366 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
1368 * tlink.c (scan_linker_output): Skip the initial underscore in
1369 a mangled name if appropriate.
1371 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1374 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
1375 error_with_ivar, gen_declarator, create_builtin_decl,
1376 my_build_string, generate_descriptor_table, generate_ivars_list,
1377 generate_dispatch_table, check_protocols, TAG_GETCLASS,
1378 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
1379 dump_base_name, lang_decode_option, build_encode_expr,
1380 start_class, finish_class, encode_pointer, really_start_method,
1381 gen_declaration, dump_interface, handle_class_ref, handle_impent):
1383 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
1384 Add static prototypes.
1385 (build_objc_string_decl, build_selector_reference_decl,
1386 encode_bitfield, build_class_reference_decl): Remove unused
1387 parameter, all callers changed.
1388 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
1389 (objc_printable_name): Likewise. Change second parameter to type int.
1390 (init_objc): Use memcpy, not bcopy, to avoid casts.
1392 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
1394 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
1395 reg notes on a deleted insn.
1396 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
1398 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
1400 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
1402 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1404 * stmt.c (expand_asm_operands): Fix index into inout_mode when
1407 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
1409 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
1410 * tm.texi (MD_ASM_CLOBBERS): Document it.
1412 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
1414 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
1415 * except.c (expand_rethrow): Remove unused variable.
1416 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
1417 * flow.c (replace_insns): Likewise.
1418 (create_edge_list, verify_edge_list): Likewise.
1419 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
1421 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
1422 is special code to run.
1423 (main): Don't define operands to emit_operand.
1424 * genrecog.c (main): Don't emit an empty peephole2_insn function.
1426 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
1428 * alpha/alpha.h (normal_memory_operand): Declare.
1429 (reg_no_subreg_operand): Declare.
1430 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
1432 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
1434 * c-parse.in (compstmt_primary_start): New, broken out of first
1435 part of compstmt handling in primary.
1436 (primary): Use it. Add an error clause.
1437 (compstmt_nostart): Renamed from compstmt; remove all
1438 initial invocations of compstmt_start.
1441 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
1443 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
1446 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
1448 * combine.c (simplify_shift_const): Remove extra semicolon.
1449 * dwarf2out.c (remove_AT): Likewise.
1450 * expmed.c (expand_mult): Likewise.
1451 * gcov.c (create_program_flow_graph): Likewise.
1452 * reorg.c (mostly_true_jump): Likewise.
1454 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
1456 * fold-const.c (fold_range_test): Do not try to fold the range
1457 test if the rhs or lhs has side effects.
1459 * combine.c (simplify_rtx): Recognize another case of a synthesized
1462 * varasm.c (mark_constant_pool): When marking indirect references,
1463 only look at SYMBOL_REFs.
1465 * except.c (expand_fixup_region_end): Do not peek at
1466 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
1468 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
1470 * flags.h: New variables align_loops, align_loops_log,
1471 align_jumps, align_jumps_log, align_labels, align_labels_log,
1472 align_functions, align_functions_log.
1473 * toplev.c: Define them.
1474 (f_options): Handle -falign-* when they have no argument.
1475 (main): Add logic to set variables for -falign-functions,
1476 -falign-jumps, -falign-labels, -falign-loops.
1477 Make it -fsched-verbose=<n> and -finline-limit=<n>.
1478 (display_help): Change help to match options.
1479 * final.c (LABEL_ALIGN): Default to align_labels_log.
1480 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
1481 (LOOP_ALIGN): Default to align_loops_log.
1482 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
1483 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
1484 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
1485 * varasm.c (assemble_start_function): Handle align_functions.
1487 * config/sparc/sparc.h: Don't declare sparc_align_*.
1488 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
1489 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
1491 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
1493 * config/sparc/sparc.c: Delete sparc_align_loops,
1494 sparc_align_jumps, sparc_align_funcs and the corresponding string
1496 (sparc_override_options): Default align_functions on ultrasparc.
1497 Delete -malign-* handling.
1499 * config/mips/mips.c (override_options): On 64-bit targets,
1500 try to align code to 64-bit boundaries.
1501 (print_operand): New substitution, %~,
1502 which aligns labels to align_labels_log.
1503 * config/mips/mips.md (div_trap_normal): Use %~.
1504 (div_trap_mips16): Likewise.
1509 (ashldi3_internal): Likewise.
1510 (ashrdi3_internal): Likewise.
1511 (lshrdi3_internal): Likewise.
1512 (casesi_internal): Likewise.
1514 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1516 Merge new ia32 backend from the branch!
1518 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1519 See ChangeLog.P2 on new_ia32_branch for details.
1521 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1522 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1523 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1524 * i386/gas.h (ASM_FILE_START): Define.
1525 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1526 for name change of ix86_valid_decl_attribute_p.
1527 (i386_pe_valid_type_attribute_p): Similarly.
1529 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1531 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1532 to step through CC modes.
1534 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1536 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1537 it would end up in the shadow of a live flags regsiter.
1539 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1541 * reload1.c: Fix many indentation problems.
1542 * reload.c: Likewise.
1544 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1546 * alias.c (non_local_reference_p): Constify fmt.
1548 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1550 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1552 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1554 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1555 the internal_arg_pointer.
1557 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1559 Merge peephole2 from new_ia32_branch:
1560 * Makefile.in (STAGESTUFF): Add *.peephole2.
1561 (mostlyclean): Likewise.
1562 (recog.o): Depend on resource.h.
1564 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1565 (final_scan_insn): Likewise for the invocation of peephole.
1566 * genconfig.c (main): Look for peephole and peephole2 patterns.
1567 Emit HAVE_peephole* accordingly.
1568 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1569 * flags.h (flag_peephole2): Declare.
1570 * toplev.c: New pass peephole2. New flag -fpeephole2.
1572 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1573 * gencodes.c (main): Likewise.
1574 * genextract.c (main): Likewise.
1575 * genoutput.c (main): Likewise.
1576 * genemit.c (max_operand_1): Look for the max scratch operand.
1577 (gen_rtx_scratch): New.
1578 (gen_exp): Use it, and pass on new arg subroutine_type.
1579 (gen_expand): Take max scratch into account.
1580 (gen_split): Emit peephole2 functions.
1581 (output_peephole2_scratch): New.
1582 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1583 * genrecog.c (routine_type): Add PEEPHOLE2.
1585 (make_insn_sequence): Match outer parallel for peep2. Discard
1586 top level scratches and dups.
1587 (add_to_sequence): New args insn_type and top. Update all callers.
1588 Handle toplevel peep2 matching insns.
1589 (write_subroutine): Handle peep2.
1590 (write_tree_1): Likewise.
1591 (write_tree): Likewise.
1593 (change_state): New arg afterward. Update all callers.
1594 Handle matching separate insns.
1595 * recog.c (recog_next_insn): New.
1596 (peephole2_optimize): New.
1597 * rtl.def (DEFINE_PEEPHOLE2): New.
1598 * resource.c (find_free_register): New argument last_insn. Use it
1599 to find a register available through the entire span.
1600 * resource.h (find_free_register): Update prototype.
1602 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
1604 * i386.c (output_strlen_unroll): Don't write xops[7]
1605 label if it wasn't set.
1607 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
1609 * cpplib.c (struct directive): Const-ify name pointer and
1610 function pointer prototype.
1611 (validate_else, do_define, do_line, do_include, do_undef,
1612 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
1613 do_elif, do_endif, do_sccs, do_assert, do_unassert,
1614 do_warning): Const-ify second arg.
1615 (directive_table): Mark const. Reorder entries by frequency
1616 of usage, record statistics.
1618 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
1620 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
1621 bounds- check RTL accesses if --enable-checking.
1622 (RTVEC_ELT): Bounds check if --enable-checking.
1623 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
1624 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
1625 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
1627 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1628 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
1630 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
1631 (NOTE_SOURCE_FILE): Use X0STR.
1632 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
1633 MEM_ALIAS_SET): Use X0INT.
1634 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
1635 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
1637 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
1638 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
1639 (rtl_check_failed_bounds, rtl_check_failed_type1,
1640 rtl_check_failed_type2, rtvec_check_failed_bounds): New
1642 (fancy_abort): Fix comment.
1644 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
1645 (cse_insn): Decrement LABEL_NUSES for jump target before
1647 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
1648 * final.c (alter_subreg): Compute regno before changing x to
1649 REG; set REGNO(x) after changing it.
1650 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
1651 notes containing CONST_INTs.
1652 (delete_eh_regions): Use NOTE_EH_HANDLER.
1653 * function.c (put_reg_into_stack): Make reg a MEM before
1655 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
1657 (gen_mem_addressof): Make reg a MEM before initializing it.
1658 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
1660 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
1661 deleting an insn, not after.
1662 (block_alloc): Only look at PATTERN(insn) if we have to, and
1663 only if it's format class 'i'.
1664 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
1665 CONST_INT before using its INTVAL.
1666 * print-rtl.c (print_rtx): Use X0STR.
1667 * regmove.c (fixup_match_1): Don't look at PATTERN of
1668 non-class-'i' insn chain elements.
1669 * reload.c (loc_mentioned_in_p): Take address of
1670 in->fld[1].rtx directly.
1671 * reload1.c (reload): Change reg to a MEM before initializing
1673 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
1675 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
1677 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
1679 * config/mips/mips.c (machine_dependent_reorg): Force a
1680 barrier to output the local constant pool if a barrier hasn't
1681 been found at a natural point in the instruction stream.
1683 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1685 * c-parse.in (language_string): Constify.
1687 * dwarf2out.c (language_string): Remove declaration.
1689 * dwarfout.c (language_string): Likewise.
1691 * toplev.c (language_string, init_parse, finish_parse): Likewise.
1693 * tree.h (language_string, init_parse, finish_parse): Declare.
1695 * i386/sun386.h (language_string): Remove declaration.
1697 * mips.h (language_string): Likewise.
1699 * nextstep.h (language_string): Likewise.
1701 * nextstep21.h (language_string): Likewise.
1703 * rs6000.c (language_string): Likewise.
1705 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1707 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
1708 (getpwd.o): Remove target.
1710 * getpwd.c: Delete file. Its in libiberty now.
1712 * dbxout.c (getpwd): Don't prototype.
1713 * dwarf2out.c (getpwd): Likewise
1714 * dwarfout.c (getpwd): Likewise
1715 * final.c (getpwd): Likewise.
1716 * protoize.c (getpwd): Likewise.
1718 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1720 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
1722 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1724 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
1727 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
1729 * fixinc/Makefile.in (subdir): New.
1730 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
1733 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
1735 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
1736 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
1739 * invoke.texi: Fix typo.
1741 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
1742 changed. Handle autoincrement addressing modes.
1744 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
1745 just like we would the virtual incoming args register when
1748 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
1750 * rs6000.h (ASM_FILE_START): Specify complete filename, including
1751 path, in .file directive.
1753 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
1755 * gcc.texi (External Bugs): Remove obsolete note about Perl on
1758 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
1760 * stdbool.h: Make the typedef name _Bool, with bool a #defined
1763 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1765 * tree.c (tree_code_name): Constify a char*.
1767 * tree.h (tree_code_name, decl_printable_name): Likewise.
1769 * function.h (struct function): Likewise.
1771 * toplev.c (decl_name, decl_printable_name): Likewise.
1773 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
1775 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
1776 (init_objc): Remove function pointer cast.
1778 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1780 * pa.md (interspace_jump): New pattern.
1781 (builtin_longjmp): New expander.
1783 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
1785 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
1786 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
1787 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
1789 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
1791 * jump.c (delete_prior_computation): Also check calls
1792 to constant functions. Don't bother checking for a
1793 REG_UNUSED note before adding it.
1794 (delete_computation): Handle multi-word hard registers
1795 when synthesizing missing REG_DEAD notes for a register
1796 which is both set and used by an insn.
1798 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1800 * loop.c (this_loop_info): New variable.
1801 (loop_has_call, loop_has_volatile, loop_has_tablejump,
1802 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
1804 (prescan_loop, strength_reduce): New argument loop_info. All callers
1806 (scan_loop): New variable loop_info, initialise to address of
1808 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
1809 Delete variable loop_has_multiple_exit targets and replace with
1810 field in this_loop_info.
1811 (find_and_verify_loops): Rename this_loop to this_loop_num.
1812 (strength_reduce): Delete loop_iteration_info. Replace variable
1813 loop_info with function argument of same name.
1814 (insert_bct): Rework test for loop being completely unrolled.
1816 * loop.h (struct loop_info): New fields num, loops_enclosed,
1817 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
1818 has_indirect_jump, and cont. Redefine use of unroll_number.
1819 (loop_unroll_number): Delete.
1821 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
1823 (loop_iterations): Delete variable vtop and instead use
1824 loop_info->vtop computed in prescan_loop.
1826 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
1828 * fix-header.c (main): Do not pass a null pointer to strcmp.
1830 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
1832 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
1834 * configure: Rebuilt.
1836 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
1838 * jump.c (jump_optimize_1): Do not delete assignments to
1839 internal_arg_pointer.
1840 * cse.c (delete_trivially_dead_insns): Always consider a set of
1841 the internal_arg_pointer live.
1843 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
1845 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
1846 (update_life_info) [REG_WAS_0]: Search the original insns rather
1847 than the new insns for the note. Fix typos finding note_dest.
1848 If no dest found, discard the note rather than abort.
1849 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
1850 (replace_insns): Remove the old insn list after update_life_info
1853 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
1855 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
1857 (sched_analyze_1): Let add_dependence care for not adding dups.
1858 (sched_analyze_2): Likewise.
1859 (add_branch_dependences): Likewise.
1861 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
1863 * i386/winnt.c (export_list): New type.
1864 (exports_head): Rename to
1865 (export_head): this.
1866 (i386_pe_record_exported_symbol): Add is_data flag.
1867 (i386_pe_asm_file_end): Emit directive for exported variables.
1868 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
1870 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
1871 (ASM_DECLARE_OBJECT_NAME): Likewise.
1872 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1873 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1875 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
1877 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
1879 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
1882 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
1884 * config/openbsd.h: Define SET_ASM_OP.
1885 * tm.texi: cross-reference SET_ASM_OP in the index.
1887 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
1889 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
1890 for a CONST_DOUBLE, at compile time. Initialize rtx_length
1891 and class_narrowest_mode at compile time. Kill init_rtl.
1892 Mark rtx_length, mode_class, mode_size, mode_unit_size,
1893 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
1894 rtx_format as const. Kill all references to EXTRA_CC_MODES or
1896 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
1898 * rtl.h: Declare rtx_length and rtx_format as const.
1899 * machmode.def: Define CC(). Use CC() to define CCmode. If
1900 EXTRA_CC_MODES is defined, expand it here.
1901 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
1902 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
1903 const. Kill all references to EXTRA_CC_MODES.
1905 * toplev.c: Don't prototype or call init_rtl.
1906 * optabs.c: Don't call init_mov_optab.
1907 * genemit.c: Don't generate init_mov_optab. Don't call
1909 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
1911 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
1912 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
1913 genrecog.c: Don't call init_rtl.
1915 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
1916 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
1917 definition of EXTRA_CC_MODES.
1919 * md.texi: Kill ref to EXTRA_CC_NAMES.
1920 * tm.texi: Document new way to define EXTRA_CC_MODES.
1922 * genrecog.c: Do not look up the name of a define_split.
1925 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
1927 * config/v850/v850.md: Fix typo introduced by previous delta.
1929 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1931 * gcc.c (fatal): Make definition static to match prototype.
1933 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1935 * combine.c (get_last_value): Don't look for earlier sets if the last
1936 known set is somewhere in between the insns being combined.
1938 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
1940 * configure.in: Don't use shell ! to negate exit codes
1941 * configure: Regenerate
1943 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
1945 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
1946 the fact that ALIGN is measured in bits, not bytes.
1948 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
1950 * errors.c: New file; defines functions error, warning, and
1951 fatal, variables have_error and progname.
1952 * errors.h: New file; prototypes and decls for stuff in errors.c.
1954 * Makefile: Add rules to build errors.o and
1955 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
1956 genopinit, genrecog, genextract, genpeep, genattr, and
1957 genoutput with errors.o. Add errors.h to deps of genconfig.o,
1958 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
1959 genpeep.o, genattr.o, and genoutput.o.
1961 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
1962 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
1963 define or prototype fatal. Set progname at beginning of main.
1964 * genoutput.c: Likewise, and don't define or prototype error
1967 * c-typeck.c (c_expand_start_case): Return immediately if exp
1969 * fold-const.c (operand_equal_p): Return immediately if arg1
1970 or arg0 are ERROR_MARKs.
1971 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
1972 fields of type ERROR_MARK when calculating if the record can
1975 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
1976 with much help from Jeffrey A Law and Richard Henderson
1978 * i386.md: In the 6 insns which call output_fix_trunc,
1979 earlyclobber operands[0].
1981 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
1983 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
1984 creating new registers.
1986 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
1988 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
1989 i386_reg_alloc_order, i386_regparm_string,
1990 i386_align_loops_string, i386_align_jumps_string,
1991 i386_align_funcs_string, i386_preferred_stack_boundary_string,
1992 and i386_branch_cost_string as type "const char *".
1993 * i386.c: Define all above strings as type "const char *".
1995 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
1997 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
1998 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2000 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2002 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2003 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2005 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2007 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2008 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2009 (dwarf2out_line, dwarf2out_finish): Likewise.
2010 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2012 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2014 * tree.c (lang_unsave_expr_now) : Correct return type.
2015 * tree.h (lang_unsave_expr_now) : Same.
2017 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2019 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2020 instead of duplicating code.
2022 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2024 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2026 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2028 * tree.h: fancy_abort always takes three args.
2029 * resource.c: Move include of system.h before toplev.h.
2031 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2033 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2036 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2038 * system.h: Don't redefine abort or trim_filename.
2039 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2040 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2041 whether or not __FUNCTION__ is available.
2042 * tree.h: Duplicate rtl.h's definition of abort, for files
2043 that don't include rtl.h. Delete all code to perform type
2044 checking with a compiler other than GCC.
2045 * varray.h: Delete all code to perform type checking with a
2046 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2047 its arguments exactly once, using a statement expression.
2048 Adjust the VARRAY_<type> accessor macros to match.
2049 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2050 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2051 caller's location. Define fatal_insn and fatal_insn_not_found
2052 as macros that use _fatal_insn and _fatal_insn_not_found.
2053 (fancy_abort, trim_filename): Kill prototypes.
2055 * rtl.c (trim_filename): Move here from toplev.c.
2056 (fancy_abort): New function.
2057 (DIR_SEPARATOR): Provide default definition.
2058 * tree.c (tree_check_failed, tree_class_check_failed): Go
2059 through fancy_abort.
2060 (tree_check, tree_class_check, cst_or_constructor_check,
2061 expr_check): Delete.
2062 * varray.c (varray_check_failed): New function.
2063 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2064 _fatal_insn and _fatal_insn_not_found. Go through
2066 (trim_filename, fancy_abort): Delete.
2068 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2069 * except.c (start_catch_handler): Report ICE with error/abort
2071 * final.c (output_operand_lossage): Likewise.
2072 * flow.c (verify_flow_info): Likewise.
2074 * gcc.c: Prototype fatal.
2075 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2076 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2077 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2078 Don't define fancy_abort.
2080 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
2082 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
2085 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
2087 * m88k.h (VERSION_INFO2): Kill.
2088 (VERSION_STRING): Kill.
2090 (VERSION_INFO1): Tidy.
2091 (TARGET_VERSION): Update.
2092 * m88k/dgux.h (VERSION_INFO2): Kill.
2093 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
2094 * m88k/luna.h (VERSION_INFO1): Tidy.
2095 * m88k/sysv4.h (VERSION_INFO1): Likewise.
2096 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
2097 (output_file_start): Adjust for death of VERSION_STRING.
2099 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
2101 * cpplib.c (detect_if_not_defined): New function.
2102 (do_if): Use it to detect potential once-only headers.
2104 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
2106 * c-common.c (combine_strings): Always set TREE_CONSTANT.
2108 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
2110 * combine.c (nonzero_bits) : Allow single-ly set registers to be
2111 anywere in the function only if they are pseudos and set before
2112 being used (not live at the start of the function).
2113 (num_sign_bit_copies) : Same.
2114 (get_last_value_validate) : Same.
2115 (get_last_value) : Same.
2117 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
2119 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
2120 where N and M are constant and N is an integer multiple of M.
2122 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2124 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
2125 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2126 sbitmap_union_of_preds): Add prototypes.
2127 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
2128 the intersection of successors with the new flow graph structures.
2129 (sbitmap_intersection_of_preds): New function to compute the
2130 intersection of predecessors with the new flow graph structures.
2131 (sbitmap_union_of_succs): New function to compute the union of
2132 successors with the new flow graph structures.
2133 (sbitmap_union_of_preds): New function to compute the union of
2134 predecessors with the new flow graph structures.
2135 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
2136 (expr_reaches_here_p): Use edge and basic_block structures instead
2137 of s_preds and s_succs.
2138 (compute_cprop_avinout): Use new sbitmap routines.
2139 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
2140 of s_preds and s_succs.
2141 * flow.c (compute_flow_dominators): Compute dominators using
2142 edges and basic blocks instead of s_preds and s_succs.
2144 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2146 * lists.c (unused_insn_list, unused_expr_list): New file for
2147 maintaining various types of lists. New statics for maintaining a
2148 cache of available INSN_LIST and EXPR_LIST nodes.
2149 (free_list): Static function for freeing a list of INSN/EXPR nodes.
2150 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
2151 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
2152 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
2153 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
2154 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
2155 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
2156 (free_INSN_LIST_node): Free an individual INSN_LIST node.
2157 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
2158 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
2159 (remove_dependence, free_pending_lists): Use new global routines.
2160 (flush_pending_lists, sched_analyze_insn): Use new global routines.
2161 (sched_analyze, compute_block_backward_dependences): Use new routines.
2162 (sched_analyze_1, sched_analyze_2): Use new routines.
2163 (schedule_insns): Use new global routines.
2164 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
2166 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
2167 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
2169 * toplev.c (rest_of_compilation): Initialize node cache.
2170 * Makefile.in (OBJS): Add lists.o to list of object files.
2171 (lists.o): Add dependancies.
2173 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
2175 * config/v850/v850.md: Fix compile time warning messages.
2176 * config/v850/v850.c: Fix compile time warning messages.
2177 * config/v850/v850.h: Fix compile time warning messages.
2179 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2181 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
2182 Remove unused prototype for `init_lengths'.
2184 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * calls.c (emit_call_1): Mark parameter `stack_size' with
2188 (expand_call): Initialize variable `insn'.
2189 (emit_library_call): Likewise for variable `high_to_save'.
2190 (emit_library_call_value): Likewise.
2191 (store_one_arg): Likewise for variables `lower_bound' and
2194 * combine.c (try_combine): Likewise for variables `i2_code_number'
2195 and `other_code_number'.
2196 (find_split_point): Likewise for variables `pos', `unsignedp' and
2198 (simplify_if_then_else): Likewise for variables `op' and `c1'.
2199 (simplify_and_const_int): Remove unused variable `width'.
2200 (merge_outer_ops): Likewise.
2202 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
2203 HOST_WIDE_INT' when comparing against one.
2204 (simplify_relational_operation): Likewise.
2205 (cse_insn): Initialize variables `src_eqv_volatile',
2206 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
2208 * final.c (init_final): Constify parameter `filename'.
2209 (final_start_function): Mark parameter `optimize' with
2211 (profile_function): Likewise for parameters `first' and `optimize'.
2212 (output_source_line): Likewise for parameter `file'.
2214 * integrate.c (subst_constants): Cast a value to `size_t' when
2215 comparing against one.
2216 (mark_stores): Initialize variable `mode'. Cast a value to
2217 `size_t' when comparing against one.
2219 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
2221 * loop.c (move_movables): Initialize variable `first'.
2222 (strength_reduce): Likewise for variable `increment'.
2223 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
2224 value to `size_t' when comparing against one.
2225 (load_mems): Initialize variable `end_label'.
2227 * output.h (init_final): Constify parameter.
2229 * reload.c (decompose): Initialize variable `base'.
2231 * reload1.c (reload): Likewise for variable `is_scalar'.
2232 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
2233 (choose_reload_regs): Initialize variable `mode'.
2234 (emit_reload_insns): Likewise for variable `store_insn'.
2235 (reload_cse_noop_set_p): Mark parameter `insn' with
2237 (reload_combine): Initialize variable `set'.
2239 * unroll.c (unroll_loop): Likewise for variable `local_label'.
2240 (copy_loop_body): Cast a value to `size_t' when comparing against
2243 * varasm.c (assemble_variable): Initialize variable `size_tree'.
2244 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
2245 (remove_from_pending_weak_list): Mark parameter `name' with
2248 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2250 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
2253 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
2255 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
2256 (ASM_DECLARE_FUNCTION_NAME): Define.
2257 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
2258 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
2259 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
2260 not already defined.
2262 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2264 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
2265 of n_popped when call/call_value are not defined.
2267 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
2269 * tm.texi: GNU CC -> GCC conversion.
2270 (CC1_SPEC): Indicate it is used for all language front ends.
2272 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
2274 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
2275 NOTE_INSN_EH_REGION_END correctly.
2277 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2278 Jeff Law <law@cygnus.com>
2280 * loop.c (strength_reduce): Automatically unroll loops if the
2281 unrolled loop size is smaller than the rolled loop size.
2283 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
2284 and delete comment that code should be rewritten.
2286 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
2288 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
2291 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
2293 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2295 * fixinc/mkfixinc.sh: Don't fix uwin headers.
2296 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
2297 (LINK_SPEC): Add -u _main when building executables.
2298 (ASM_DECLARE_FUNCTION): Update from Cygwin.
2299 (ASM_FILE_END): Use the default for ix86-pe.
2300 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
2302 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
2304 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
2305 and ASM_CLOSE_PAREN are empty strings.
2307 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
2308 Geoffrey Keating <geoffk@cygnus.com>
2310 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
2311 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
2312 (unprotoize.o): Ditto.
2313 (test-protoize-simple): Don't define STD_PROTO_DIR.
2314 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
2315 changes to make 'test-protoize-simple' pass.
2316 (STD_PROTO_DIR): Remove define.
2317 (STANDARD_EXEC_PREFIX): Supply default define.
2318 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
2319 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
2320 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
2321 (GET_ENV_PATH_LIST): New macro.
2322 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
2323 (do_processing): Initialize default_syscalls_dir using new
2324 macros. Use it to initialize syscalls_absolute_filename.
2326 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
2328 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
2329 B into a register before emit_conditional_move.
2331 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
2333 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
2334 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
2335 multiplicand out of (+ (* a b) (* c d)).
2337 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
2338 Richard Henderson <rth@cygnus.com>
2340 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
2341 (new_insn_dead_notes): Likewise.
2342 (update_n_sets): Likewise.
2343 (update_flow_info): Move to flow.c, renamed to update_life_info;
2344 extend to handle multiple source insns.
2345 * flow.c: Include resource.h
2346 (unlink_insn_chain): New.
2347 (split_hard_reg_notes): New.
2348 (maybe_add_dead_note): New.
2349 (maybe_add_dead_note_use): New.
2350 (find_insn_with_note): New.
2351 (new_insn_dead_notes): New.
2352 (update_n_sets): New.
2353 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
2354 (maybe_remove_dead_notes): New.
2355 (update_life_info): New.
2356 (prepend_reg_notes): New.
2357 (replace_insns): New.
2358 * output.h (update_life_info): Declare.
2359 * recog.c (split_block_insns): Use update_life_info.
2360 * resource.c (find_free_register): Use reg_alloc_order, don't use
2361 fixed regs, make sure the mode is supported, don't use new regs.
2363 * rtl.h (replace_insns): Declare.
2365 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
2367 * expr.c (expand_expr): Cope with COND_EXPRs with one
2368 non-returning branch.
2370 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
2372 * expr.c (store_expr): Always pass down the target, even when not
2375 1999-08-24 Nick Clifton <nickc@cygnus.com>
2377 * configure.in: Define target_cpu_default for v850 targets.
2378 * configure: Regenerate
2380 * config/v850/v850.h (TARGET_CPU_generic): Define.
2381 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
2382 addresses are 4 byte aligned.
2384 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
2387 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2389 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
2390 (main): Add prototypes.
2392 * genattrtab.c (substitute_address, write_const_num_delay_slots,
2393 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
2394 (write_attr_get): Emit prototypes along with function definition.
2395 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
2396 (write_complex_function): Emit static prototype along with
2397 function definition.
2399 * genemit.c (gen_split): Emit prototypes along with function
2402 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
2403 Likewise for predicates and `insn_operand_predicate'.
2404 (process_template): Emit static prototype along with function
2407 * genrecog.c (make_insn_sequence): Constify a char*. Add
2408 prototypes for get_split_*().
2409 (write_subroutine): Emit prototypes along with function
2412 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2414 * gcse.c (find_avail_set): Follow chains of register-register copies.
2415 Use oprs_not_set_p to guarantee that the returned value can be
2417 (cprop_insn): Don't verify the return value of find_avail_set with
2420 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
2421 (cprop_cc0_jump): New function.
2422 (cprop_insn): Break out new function cprop_jump and use it.
2423 Also use cprop_cc0_jump for machines with CC0.
2424 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
2426 * tree.h (current_function_calls_setjmp,
2427 current_function_calls_longjmp): Delete declarations.
2428 * dsp16xx.c: Include "function.h".
2429 * elxsi.c: Likewise.
2430 * gmicro.c: Likewise.
2431 * h8300.c: Likewise.
2434 * mn10200.c: Likewise.
2435 * mn10300.c: Likewise.
2436 * ns32k.c: Likewise.
2440 * rtl.h (rtx_equal_function_value_matters): Declare.
2441 * toplev.c (rtx_equal_function_value_matters): Don't declare.
2443 * function.c: Likewise.
2444 * emit-rtl.c: Likewise.
2446 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
2448 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
2451 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2453 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
2456 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
2458 * cpp.texi: Add a node documenting macro varargs (copied
2461 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
2463 * cppspec.c: Put a null pointer at the end of the new argv.
2465 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
2467 * configure.in: Remove code to select/de-select the haifa
2468 scheduler. Every scheduled port gets haifa now.
2469 * configure: Rebuilt.
2470 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
2472 * Makefile.in: Corresponding changes.
2474 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2476 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
2477 All callers changed.
2478 (prepare_float_lib_cmp): Likewise.
2479 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
2480 * expr.h (emit_float_lib_cmp): Delete declaration.
2481 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
2482 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
2483 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
2485 (cmptf): Now conditional on TARGET_HARD_QUAD.
2487 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
2489 * resource.c (mark_target_live_regs): Use
2490 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2492 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2494 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
2496 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
2498 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
2500 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2502 * rtl.h (rtx_format): Constify a char*.
2504 * rtl.c (rtx_format): Likewise.
2505 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
2506 (init_rtl): Use accessor macro, not `rtx_format'.
2508 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2511 * caller-save.c (mark_referenced_regs): Likewise.
2513 * combine.c (subst, make_compound_operation, known_cond,
2514 gen_rtx_combine, update_table_tick, get_last_value_validate,
2515 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2517 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2518 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2519 count_reg_usage): Likewise.
2521 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2524 * final.c (leaf_renumber_regs_insn): Likewise.
2526 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2527 dump_edge_info, count_reg_references): Likewise.
2529 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2530 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2533 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2534 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2535 add_label_notes): Likewise.
2537 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2538 clear_struct_flag, count_sub_rtxs, count_alternatives,
2539 compares_alternatives_p, contained_in_p, walk_attr_value,
2540 write_expr_attr_cache): Likewise.
2542 * genconfig.c (walk_insn_part): Likewise.
2544 * genemit.c (max_operand_1, gen_exp): Likewise.
2546 * genextract.c (walk_rtx): Likewise.
2548 * genflags.c (num_operands): Likewise.
2550 * genoutput.c (scan_operands): Likewise.
2552 * genpeep.c (match_rtx): Likewise.
2554 * genrecog.c (add_to_sequence): Likewise.
2556 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2559 * integrate.c (save_constants, copy_for_inline,
2560 copy_rtx_and_substitute, subst_constants, restore_constants):
2563 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2564 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2566 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2569 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2570 add_label_notes, replace_call_address, count_nonfixed_reads,
2571 invariant_p, find_single_use_in_loop, find_mem_givs,
2572 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2575 * print-rtl.c (reg_names, print_rtx): Likewise.
2577 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2579 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2580 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2581 print_blocks): Likewise.
2583 * regclass.c (fix_register, record_address_regs,
2584 reg_scan_mark_refs): Likewise.
2586 * regmove.c (stable_but_for_p): Likewise.
2588 * reload.c (loc_mentioned_in_p, operands_match_p,
2589 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
2590 copy_replacements, refers_to_regno_for_reload_p,
2591 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
2592 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
2595 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
2596 delete_address_reloads_1, count_occurrences,
2597 reload_cse_mem_conflict_p, reload_combine_note_use,
2598 add_auto_inc_notes): Likewise.
2600 * resource.c (mark_referenced_resources, mark_set_resources):
2603 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
2604 reg_mentioned_p, regs_set_between_p, modified_between_p,
2605 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
2606 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
2607 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
2608 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
2610 * sched.c (sched_analyze_2, attach_deaths): Likewise.
2612 * stupid.c (stupid_mark_refs): Likewise.
2614 * unroll.c (remap_split_bivs): Likewise.
2616 * varasm.c (mark_constants): Likewise.
2618 * a29k/a29k.c (uses_local_reg_p): Likewise.
2620 * alpha/alpha.c (summarize_insn): Likewise.
2622 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
2623 eliminate_lr2ip): Likewise.
2625 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
2627 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
2628 reg_mentioned_in_mem): Likewise.
2630 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
2631 symbolic_reference_mentioned_p): Likewise.
2633 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
2635 * sh/sh.c (regs_used, mark_use): Likewise.
2637 * vax/vax.c (vax_rtx_cost): Likewise.
2639 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2641 * machmode.h (mode_name): Constify a char*.
2643 * rtl.c (mode_name): Likewise.
2645 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
2647 * optabs.c (init_libfuncs): Constify a char*.
2649 * print-tree.c (mode_name): Remove redundant declaration.
2650 (print_node): Use accessor macro, not `mode_name'.
2652 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
2654 (new_spill_reg): Constify a char*.
2656 * tree.c (mode_name): Remove redundant declaration.
2658 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2660 * rtl.c (rtx_name): Constify a char*.
2662 * rtl.h (rtx_name, fix_sched_param): Likewise.
2664 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
2665 (mypr): Use accessor macro, not `rtx_name'.
2667 * genemit.c (print_code): Constify a char*.
2669 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
2671 * genpeep.c (print_code): Constify a char*.
2673 * genrecog.c (print_code): Likewise.
2675 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
2676 end_bb): Add static prototype.
2677 (draw_edge): Constify a char*.
2678 (end_bb): Remove unused parameter.
2680 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
2681 print_block_visualization): Constify a char*.
2683 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
2685 * c-common.c (c_get_alias_set): Update comment.
2687 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2689 * linux.h (LIB_SPEC): Added.
2691 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2693 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
2695 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
2697 * tree.c (expr_check): Fix typo in last change.
2699 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
2701 * rtl.def (NOTE): Change format to "iuu0n".
2702 (ADDR_DIFF_VEC): Change format to "eEee0".
2703 (ADDRESSOF): Change format to "eit".
2705 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
2706 (RTVEC_ELT): Change to match.
2707 (XVECEXP): Use XVEC and RTVEC_ELT.
2708 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
2709 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
2710 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
2711 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
2712 TRAP_CONDITION, TRAP_CODE): Use XEXP.
2713 (INTVAL): Use XWINT.
2714 (ADDRESSOF_DECL): Use XTREE.
2715 (SET_ADDRESSOF_DECL): Delete.
2716 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
2717 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
2718 ifdefed out since 2.6 at least.
2719 (gen_rtvec_vv): Delete prototype.
2721 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
2723 (copy_most_rtx): Handle 't' format letter.
2724 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
2725 (gen_rtvec_vv): Delete function. All callers changed to use
2726 gen_rtvec_v instead.
2727 * print-rtl.c (print_rtx): Move special casing of NOTEs to
2728 the '0' format letter.
2730 * function.c (gen_mem_addressof): Don't use
2731 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
2733 * integrate.c (copy_rtx_and_substitute): Likewise.
2734 Copy 't' slots with XTREE.
2735 (subst_constants): Treat 't' slots like '[swi]' slots.
2736 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
2737 * jump.c (rtx_equal_for_thread_p): Likewise.
2738 * rtlanal.c (rtx_equal_p): Likewise.
2739 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
2740 only four arguments.
2741 * gengenrtl.c (type_from_format): Provide correct types for
2745 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
2746 If a recent gcc is in use (always in stage2 and beyond), use
2747 statement expressions, so we don't make a function call unless
2748 the check fails. Evaluate arguments exactly once.
2749 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
2750 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
2752 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
2753 they evaluate their arguments exactly once, irrespective of
2754 the compiler in use.
2756 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
2757 is used by the currently-enabled check macros. This is:
2758 (tree_check_failed, tree_class_check_failed): For gcc.
2759 (tree_check, tree_class_check, cst_or_constructor_check,
2760 expr_check): For other compilers.
2762 * gencheck.c: Do not define any *_CHECK1 macros.
2764 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
2765 Mark Mitchell <mark@codesourcery.com>
2767 * c-common.c (c_get_alias_set): Fix support for poitners and
2770 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
2772 * alias.c: Include tree.h.
2773 (nonlocal_reference_p, mark_constant_function): New functions.
2774 * flow.c (life_analysis): Call mark_constant_function.
2775 * rtl.h (mark_constant_function): Declare it.
2777 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
2779 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
2780 unrecognisable switches.
2782 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2784 * loop.c (recombine_givs): Set ix field after sorting.
2785 (recombine_givs): Remove bogus index / giv lockstep looping.
2787 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2789 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
2791 (emit_store_flag_force): Use do_compare_rtx_and_jump.
2792 (do_cmp_and_jump): Formatting fixes.
2793 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
2794 do_compare_rtx_and_jump instead of compare_from_rtx.
2795 (do_compare_rtx_and_jump): New function; mostly copied from
2797 (do_jump_for_compare): Delete.
2798 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
2800 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
2801 of compare/do_jump_for_compare pairs.
2802 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
2803 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
2804 compare_from_rtx/do_jump_for_compare pairs.
2805 (do_jump_by_parts_equality): Likewise.
2806 (do_jump_by_parts_equality_rtx): Likewise.
2807 * expr.h (do_compare_rtx_and_jump): Declare.
2808 * optabs.c (prepare_cmp_insn): New function, contains most of the code
2809 that used to be in emit_cmp_insn.
2810 (cmp_available_p): New function.
2811 (prepare_operand): New function.
2812 (emit_cmp_and_jump_insn_1): New function, contains some code that used
2813 to be in emit_cmp_insn.
2814 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
2815 parameters to be pointers; don't emit final compare but modify some of
2816 the values pointed to by the args so the caller can perform the
2818 (expand_binop): Call emit_store_flag_force with signed forms of
2820 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
2821 emit_jump_insn pair.
2822 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
2823 emit_cmp_and_jump_insn_1. Call emit_queue.
2824 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
2826 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
2827 jump sets cc0 before deleting it.
2828 * integrate.c (expand_inline_function): Likewise.
2829 * unroll.c (unroll_loop): Similar changes in several places.
2830 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
2833 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2835 * Makefile.in (insn-recog.o): Update dependencies.
2836 * genrecog.c (main): Make generated file include "function.h".
2838 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
2840 * cse.c (cse_insn): Call never_reached_warning when a jump is
2841 changed to be unconditional.
2842 * flags.h: Declare warn_notreached.
2843 * flow.c (delete_block): Call never_reached_warning when
2845 * jump.c (delete_barrier_successors): Call never_reached_warning
2846 when we delete everything after a BARRIER.
2847 (never_reached_warning): New function.
2848 * rtl.h: Declare never_reached_warning.
2849 * toplev.c (warn_notreached): New variable.
2850 (lang_independent_options): Set warn_notreached
2851 when -Wunreachable-code.
2852 (compile_file): We need line numbers for -Wunreachable-code.
2854 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
2856 * haifa-sched.c (insn_unit): Fix typo on out of range test.
2857 * sched.c (insn_unit): Likewise.
2859 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
2861 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
2863 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2865 * flow.c (create_edge_list): Use xmalloc, not malloc.
2867 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
2869 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
2870 C-style comments. Do not lose the character before double slash.
2872 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2874 * basic-block.h (struct edge_list): Stucture to maintain a vector
2876 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
2877 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
2878 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
2879 New function prototypes.
2880 * flow.c (create_edge_list): Function to create an edge list.
2881 (free_edge_list): Discards memory used by an edge list.
2882 (print_edge_list): Debug output showing an edge list.
2883 (verify_edge_list): Internal consistency check for an edge list.
2884 (find_edge_index): Function to find an edge index for a pred and succ.
2886 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
2888 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
2891 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
2893 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
2895 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2897 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2899 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
2901 * toplev.c (rest_of_compilation): Allow machine dependent
2902 reorganisation pass to place information into the RTL dump
2903 file if it so wishes.
2905 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
2907 * explow.c (hard_function_value): Use VOIDmode instead of
2909 * stmt.c (expand_return): Likewise.
2910 * stor-layout.c (get_best_mode): Likewise.
2912 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
2913 emit call instead of emit_insn call.
2915 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2917 * configure.in: Handle --disable/enable-win32-registry.
2918 * install.texi: Document --disable/enable-win32-registry.
2919 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
2920 (WIN32_REGISTRY_KEY): New macro.
2921 * prefix.c: Use to enable/disable win32-specific code.
2922 (lookup_key): Use versioned key.
2923 * configure: Regenerate.
2924 * config.in: Likewise.
2926 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
2928 * cpplib.c (read_line_number): New fn, split out of...
2931 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2933 tree.c (lang_unsave_expr_now) : New.
2934 (unsave_expr_now): Call lang_unsave_expr_now.
2935 tree.h (lang_unsave_expr_now) : New.
2937 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
2939 * toplev.c (flag_new_exceptions): On by default.
2941 1999-08-13 Michael Meissner <meissner@cygnus.com>
2943 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
2945 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2947 * dwarfout.c (fundamental_type_code): Return FT_boolean for
2948 INTEGER_TYPE with precision==1, it's __java_boolean.
2950 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2952 * global.c (prune_preferences): Move some invariants out of the
2955 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
2957 * configure.in (alpha*-dec-osf*): Add osf5.
2959 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
2961 * configure.in: Rework handling of ARM GNU/Linux slightly.
2962 (arm*-*-linux-gnuoldld): New target.
2963 * configure: Regenerate.
2964 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
2965 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
2966 * config/arm/linux-oldld.h: New file.
2967 * config/arm/linux-elf26.h: Don't include linux-elf.h.
2968 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
2970 * config/arm/linux-elf.h (ASM_SPEC): Define.
2971 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
2972 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
2973 for 26-bit APCS and old linker.
2974 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
2976 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
2977 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
2978 don't define `arm' or `arm_elf'.
2979 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
2980 MULTILIB_DIRNAMES): Define. Fix typo in comment.
2982 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
2984 * rtl.texi: Fix typo.
2986 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
2988 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
2990 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
2992 * extend.texi (C++ Signatures): Remove node.
2993 * invoke.texi: Remove discussion of -fhandle-signatures,
2994 signature, sigof, __signature__, and __sigof__.
2996 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
2998 * Makefile.in (JAVAGC): Removed.
3000 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3002 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3004 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3006 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3008 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3010 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3011 a register that is already known to be a pointer.
3013 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3015 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3016 * fixinc/inclhack.sh: Regenerated.
3017 * fixinc/fixincl.sh: Regenerated.
3019 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3021 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3022 Fix documentation of -ansi flag to describe its C++ behavior.
3023 Remove bogus reference to GCC 2.9.
3025 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3027 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3028 note if it is non-NULL.
3030 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3032 * except.h (eh_nesting_info): Add new structure defintion.
3033 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3034 (reachable_handlers, update_rethrow_references): Add function
3036 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3037 a rethrow symbol instead of an integer exception region number.
3038 * flow.c (Make_edges): Use new exception nesting routines to determine
3039 which handlers are reachable from a CALL or asynchronous insn.
3040 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3042 (delete_eh_regions): Update rethrow labels, and don't delete
3043 regions which are the target of a rethrow.
3044 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3045 avoid overloading the SYMBOL_REF_USED flag.
3046 (rethrow_symbol_map): Use new rethrow_ref field.
3047 (rethrow_used): Use new rethrow_ref field.
3048 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3049 of an integer. Fix formatting.
3050 (output_exception_table_entry): Use new rethrow_ref field.
3051 (can_throw): Check for EH_REGION_NOTE before deciding
3052 whether a CALL can throw or not.
3053 (scan_region): Call rethrow_used() instead of accessing data structure.
3054 (update_rethrow_references): New function to make sure only regions
3055 which are still targets of a rethrow are flagged as such.
3056 (process_nestinfo): New static function to initialize a handler
3057 list for a specific region.
3058 (init_eh_nesting_info): New function to allocate and initialize
3059 the list of all EH handlers reachable from all regions.
3060 (reachable_handlers): New function to retrieve the list of handlers
3061 reachable from a specific region and insn.
3062 (free_eh_nesting_info): New function to dispose of a list of
3065 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3067 * flow.c (split_edge): Set JUMP_LABEL field.
3068 (commit_one_edge_insertion): Set head correctly for insert_before.
3069 When inserting insns, update insn block numbers if allocated.
3071 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3073 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3074 retry_incomplete_types): Add static prototype.
3075 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3076 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3077 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3078 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3079 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
3082 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
3083 dwarf2out_start_source_file, dwarf2out_line): Likewise.
3085 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3087 * output.h (assemble_name): Constify a char*.
3089 * varasm.c (UNIQUE_SECTION, assemble_start_function,
3090 assemble_variable, assemble_name): Likewise.
3092 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
3094 * arm/pe.c (arm_pe_unique_section): Likewise.
3096 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
3098 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
3100 * i386/interix.c (i386_pe_unique_section): Likewise.
3102 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3104 * i386/winnt.c (i386_pe_unique_section): Likewise.
3106 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
3108 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
3110 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
3112 * pa/pa.c (output_call): Likewise.
3114 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
3116 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
3118 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
3121 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
3124 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3126 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
3127 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
3129 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
3131 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3133 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
3135 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3137 * tree.h (lang_identify): Constify a char*.
3138 (print_error_function): Add extern prototype. Constify a char*.
3140 * c-lang.c (lang_identify): Constify a char*.
3142 * objc/objc-act.c (lang_identify): Constify a char*.
3144 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3146 * genpeep.c (main): Make generated file include "function.h".
3147 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
3149 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3151 * Makefile.in: Update dependencies.
3152 * alias.c: Include "function.h"
3153 * c-decl.c: Likewise.
3154 * caller-save.c: Likewise.
3155 * calls.c: Likewise.
3156 * combine.c: Likewise.
3158 * explow.c: Likewise.
3159 * final.c: Likewise.
3160 * global.c: Likewise.
3161 * graph.c: Likewise.
3162 * local-alloc.c: Likewise.
3164 * optabs.c: Likewise.
3165 * profile.c: Likewise.
3166 * recog.c: Likewise.
3167 * regclass.c: Likewise.
3168 * regmove.c: Likewise.
3169 * reload.c: Likewise.
3170 * reorg.c: Likewise.
3171 * resource.c: Likewise.
3172 * sched.c: Likewise.
3173 * stupid.c: Likewise.
3174 * config/1750a/1750a.c: Likewise.
3175 * config/a29k/a29k.c: Likewise.
3176 * config/arc/arc.c: Likewise.
3177 * config/arm/arm.c: Likewise.
3178 * config/arm/thumb.c: Likewise.
3179 * config/c4x/c4x.c: Likewise.
3180 * config/clipper/clipper.c: Likewise.
3181 * config/convex/convex.c: Likewise.
3182 * config/fx80/fx80.c: Likewise.
3183 * config/i860/i860.c: Likewise.
3184 * config/m68k/m68k.c: Likewise.
3185 * config/m88k/m88k.c: Likewise.
3186 * config/mips/mips.c: Likewise.
3187 * config/pdp11/pdp11.c: Likewise.
3188 * config/pyr/pyr.c: Likewise.
3189 * config/romp/romp.c: Likewise.
3190 * config/sh/sh.c: Likewise.
3191 * config/tahoe/tahoe.c: Likewise.
3192 * config/vax/vax.c: Likewise.
3193 * config/we32k/we32k.c: Likewise.
3194 * config/sparc/sparc.c: Include "function.h".
3195 (mem_min_alignment): Test current_function rather than
3196 regno_pointer_align.
3197 * config/pa/pa.c: Likewise.
3198 (compute_frame_size): Delete declaration of
3199 current_function_outgoing_args_size.
3200 * config/arc/arc.h (current_function_varargs): Delete declaration.
3201 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
3203 * config/i370/i370.h (current_function_outgoing_args_size): Delete
3205 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
3206 current_function_uses_pic_offset_table.
3207 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
3208 of current_function_returns_pointer.
3209 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3210 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3211 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3212 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3213 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3214 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3215 * config/m88k/m88k.c: Include "function.h"
3216 (call_used_regs, current_function_pretend_args_size,
3217 current_function_outgoing_args_size, frame_pointer_needed): Delete
3219 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
3221 * config/mips/mips.h (current_function_calls_alloca): Delete
3223 * config/mn10200/mn10200.h (current_function_needs_context,
3224 rtx_equal_function_value_matters): Delete declarations.
3225 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
3226 flag_pic): Delete declarations.
3227 * config/pa/pa.h (current_function_pretend_args_size,
3228 current_function_decl): Delete declarations.
3229 * config/pa/som.h (current_function_varargs): Delete declaration.
3230 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
3232 * config/pyr/pyr.h (current_function_pretend_args_size,
3233 current_function_args_size, current_function_calls_alloca): Delete
3235 * config/sh/sh.h (current_function_varargs): Delete declaration.
3236 * config/sparc/sparc.h (current_function_outgoing_args_size,
3237 current_function_calls_alloca, current_function_decl): Delete
3239 * config/spur/spur.h (current_function_pretend_args_size,
3240 current_function_calls_alloca): Delete declarations.
3241 * config/v850/v850.c (current_function_outgoing_args_size): Delete
3243 * config/vax/vms.h (current_function_name): Delete declaration.
3244 * gcse.c: Include "function.h".
3245 (current_function_name, current_function_calls_setjmp): Delete
3247 * haifa-sched.c: Include "function.h".
3248 (forced_labels): Delete declaration.
3250 * reg-stack.c: Likewise.
3251 * reload1.c: Likewise.
3252 * genemit.c (main): Make generated file include function.h.
3253 * genoutput.c (output_prologue): Likewise.
3255 * builtins.c (saveregs_value, apply_args_value): Delete variables.
3256 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
3257 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
3258 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
3259 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
3260 macros for some of them.
3261 (emit_filename, emit_lineno): Delete declarations.
3262 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
3263 regno_pointer_* variables through current_function.
3264 (gen_inline_header_rtx): Delete function.
3265 (save_emit_status): Delete function.
3266 (set_new_last_label_num): New function.
3267 (clear_emit_caches): New function.
3268 (restore_emit_status): Just clear last_labelnum and call
3270 (get_last_insn_anywhere): Variable sequence_stack is now accessed
3271 through macro seq_stack.
3272 (add_insn_after): Likewise.
3273 (add_insn_before): Likewise.
3274 (remove_insn): Likewise.
3275 (pop_topmost_sequence): Likewise.
3276 (in_sequence_p): Likewise.
3277 (start_sequence_for_rtl_expr): Likewise.
3278 (start_sequence): Likewise, and likewise for
3279 sequence_rtl_expr/seq_rtl_expr.
3280 (push_topmost_sequence): Likewise.
3281 (end_sequence): Likewise.
3282 (init_virtual_regs): Now takes a "struct emit_status *" argument.
3283 All callers changed. Store into that pointer instead of globals.
3284 (init_emit): Allocate emit elt of current_function.
3285 Changes for sequence_rtl_expr/sequence_stack renaming.
3286 Call clear_emit_caches instead of doing it in-line.
3287 Access regno_pointer_* variables through current_function.
3288 (init_emit_once) Don't clear sequence_stack.
3290 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
3292 (arg_pointer_save_area): Delete declaration.
3293 (finish_expr_for_function): Renamed from init_queue; no longer static.
3294 (init_expr): Don't call init_queue.
3295 (save_expr_status, restore_expr_status): Delete functions.
3296 (expand_expr): Changes to reflect new layout of struct function.
3297 Don't access current_function_check_memory_usage when current_function
3299 * expr.h (forced_labels, save_expr_regs, saveregs_value,
3300 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
3301 current_function_outgoing_args_size, current_function_arg_offset_rtx,
3302 current_function_uses_const_pool, function_call_count,
3303 current_function_uses_pic_offset_table, nonlocal_labels,
3304 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
3305 current_function_check_memory_usage, nonlocal_goto_handler_slots,
3306 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
3308 (finish_expr_for_function): Declare.
3309 * flags.h (current_function_has_nonlocal_label,
3310 current_function_has_nonlocal_goto, current_function_is_thunk,
3311 current_function_has_computed_jump): Delete declarations.
3312 * flow.c (forced_labels): Delete declaration.
3313 * function.c (current_function_pops_args,
3314 current_function_returns_struct, current_function_returns_pcc_struct,
3315 current_function_needs_context, current_function_calls_setjmp,
3316 current_function_calls_longjmp, current_function_has_nonlocal_label,
3317 current_function_has_nonlocal_goto, current_function_is_thunk,
3318 current_function_has_computed_jump, current_function_calls_alloca,
3319 current_function_contains_functions, current_function_returns_pointer,
3320 current_function_epilogue_delay_list, current_function_args_size,
3321 current_function_pretend_args_size, current_function_arg_offset_rtx,
3322 current_function_outgoing_args_size, current_function_varargs,
3323 current_function_stdarg, current_function_args_info, cleanup_label,
3324 current_function_name, current_function_uses_const_pool,
3325 current_function_instrument_entry_exit, current_function_return_rtx,
3326 current_function_uses_pic_offset_table, nonlocal_labels,
3327 current_function_internal_arg_pointer, current_function_cannot_inline,
3328 current_function_check_memory_usage, function_call_count,
3329 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
3330 nonlocal_goto_stack_level, return_label, save_expr_regs,
3331 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
3332 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
3333 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
3334 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
3335 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
3337 (push_function_context_to): Don't save them. Don't call
3338 save_storage_status, save_emit_status or save_expr_status.
3339 (pop_function_context_from): Don't restore them. Don't call
3340 restore_storage_status or restore_expr_status.
3341 (get_func_frame_size): New function.
3342 (get_frame_size): Use it.
3343 (assign_outer_stack_local): Reflect some member name changes in struct
3345 (put_reg_into_stack): Likewise.
3346 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
3348 (fixup_var_refs): Likewise.
3349 (fix_lexical_addr): Likewise.
3350 (trampoline_address): Likewise.
3351 (prepare_function_start): Clear field inlinable of current_function.
3352 (init_function_for_compilation): New function.
3353 (expand_dummy_function_end): New function.
3354 (expand_function_end): Call finish_expr_for_function.
3355 * function.h (struct emit_status): New; fields moved here from struct
3356 function and from global variables. Add accessor macros for some of
3358 (struct expr_status): Likewise.
3359 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
3360 (struct function): Add fields expr and emit, inlinable, inl_emit,
3361 original_arg_vector, original_decl_initial, inl_last_parm_insn,
3362 inl_max_label_num. Add many comments.
3363 Add accessor macros for all elts of struct function that no longer
3364 have a global variable.
3365 (cleanup_label, return_label, frame_offset, tail_recursion_label,
3366 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
3367 stack_slot_list): Delete declarations.
3368 (get_func_frame_size): Declare.
3369 (save_expr_status, restore_expr_status, save_emit_status,
3370 save_storage_status, restore_storage_status): Delete declarations.
3371 (init_virtual_regs): Declare.
3372 * output.h (current_function_pops_args,
3373 current_function_returns_struct, current_function_returns_pcc_struct,
3374 current_function_needs_context, current_function_calls_setjmp,
3375 current_function_calls_longjmp, current_function_calls_alloca,
3376 current_function_has_nonlocal_label, current_function_varargs,
3377 current_function_has_computed_jump, current_function_returns_pointer,
3378 current_function_contains_functions, current_function_args_size,
3379 current_function_pretend_args_size, current_function_stdarg,
3380 current_function_outgoing_args_size, current_function_args_info,
3381 current_function_name, current_function_return_rtx,
3382 current_function_epilogue_delay_list,
3383 current_function_uses_const_pool, current_function_cannot_inline):
3384 Delete declarations.
3385 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
3386 regno_reg_rtx): Delete declaration.
3387 (REGNO_POINTER_FLAG): Delete macro.
3388 * stmt.c (expand_goto): Changes to reflect that some fields in struct
3389 function were renamed.
3390 * stor-layout.c (save_storage_status, restore_storage_status): Delete
3392 * toplev.c: Include "function.h".
3393 (current_function_decl): Delete declaration.
3394 (compile_file): Call init_dummy_function_start and
3395 expand_dummy_function_end around some initializations that need to
3397 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
3398 Call init_function_for_compilation.
3399 * unroll.c: Include "function.h"
3400 (unroll_loop): Access regno_pointer_* variables through
3403 * tree.h (struct tree_decl): Add elt f to saved_insns member.
3404 (DECL_SAVED_INSNS): use it.
3405 (expand_dummy_function_end): Declare.
3406 (init_function_for_compilation): Declare.
3407 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
3408 that it's no longer an INLINE_HEADER.
3409 (expand_call): Likewise.
3410 * integrate.c (finish_inline): Delete function.
3411 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
3412 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
3413 args. Don't generate an INLINE_HEADER rtx, just return the arg
3414 vector. All callers changed.
3415 (save_for_inline_copying): Create a duplicate struct emit_status to
3416 hold the emit state for compiling the current function. Use this and
3417 the other new fields in struct function that are for integration
3418 instead of an INLINE_HEADER.
3419 Use memcpy instead of bcopy.
3420 Store the current struct function in DECL_SAVED_INSNS of fndecl.
3421 (save_for_inline_nocopy): Similar changes, except no new emit_status
3423 (expand_inline_function): Get information from function structure,
3424 not from an inline header rtx.
3425 (output_inline_function): Lose code to extract the necessary
3426 information from an inline header; simply put back the function
3427 structure into current_function. Clear its inlinable elt.
3428 * rtl.def (INLINE_HEADER): Delete.
3429 * rtl.h: Delete all accessors for an INLINE_HEADER.
3430 (gen_inline_header_rtx): Delete declaration.
3431 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
3432 Delete declarations.
3433 (REGNO_POINTER_ALIGN): Delete.
3434 (clear_emit_caches): Declare.
3435 (set_new_last_label_num): Declare.
3437 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
3439 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
3441 * except.c (expand_eh_region_start_for_decl): Always start a new block.
3442 * stmt.c (is_eh_region): Make sure current_function is present, too.
3444 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
3446 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
3447 for 64bit PA targets.
3449 * pa.h (SELECT_SECTION): Define.
3450 * som.h (SELECT_SECTION): Delete.
3452 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * alias.c (init_alias_analysis): Wrap call to
3455 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
3457 1999-08-07 Bruce Korb <autogen@linuxbox.com>
3459 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
3460 <sys/asm.h> contains an asm comment with an apostrophe
3461 * fixinc/inclhack.sh: regen
3462 * fixinc/fixincl.x: regen
3464 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
3466 * function.c (init_function_start): Clear prologue & epilogue.
3467 (prologue_epilogue_contains): New function.
3468 * alias.c (init_alias_analysis): Use it.
3469 * rtl.h (prologue_epilogue_contains): Declare it.
3471 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
3473 * jump.c (onlyjump_p): New function.
3474 * rtl.h: Declare it.
3475 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
3476 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
3478 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
3480 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
3481 to invert loops. Simplify block scanning.
3483 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3485 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
3486 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
3488 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
3490 * config/sparc/liteelf.h: New file to support sparclite-elf target
3491 * config/sparc/t-sp86x: New file to support sparc86x targets
3492 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
3493 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
3494 * configure.in: Support above target triplets
3495 * configure: Regenerated
3497 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
3499 * fixinc/server.c (server_setup): Do not prefix function used as
3502 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
3504 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
3505 Remove fp reg alternatives.
3507 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3509 * Makefile.in (TAROUTOPTS): Kill.
3510 (install-headers-tar): Use "xpf" for tar headerfile extraction
3511 * i370/x-oe (TAROUTOPTS): Delete.
3512 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3513 * m68k/x-hp320 (TAROUTOPTS): Delete.
3514 * m68k/x-hp320g (TAROUTOPTS): Delete.
3515 * gcc.texi: Update bug reporting text.
3517 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3519 * reg-stack.c (change_stack) Fixed problem with negative array index.
3521 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3523 * extend.texi, install.texi: Fix spelling mistakes.
3525 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3526 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3527 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3529 * mips/t-ecoff: Likewise.
3530 * mips/t-elf: Likewise.
3531 * mips/t-mips: Likewise.
3532 * mips/t-osfrose: Likewise.
3533 * mips/t-r3900: Likewise.
3534 * mips/t-svr3: Likewise.
3535 * mips/t-svr4: Likewise.
3536 * mips/t-ultrix: Likewise.
3538 * gcc.texi: Document recommend means to provide software floating
3539 point libraries in libgcc.a
3541 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3543 * c-lex.c (yylex): We can have a number with no digits.
3545 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3547 * jump.c (delete_prior_computation): New function, broken
3548 out of delete_computation. Check for side effects with
3549 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3550 multi-word hard registers.
3551 (delete_computation): Use it. Check for side effects with
3552 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3553 missing REG_DEAD note for a register which is both set and
3556 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3558 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3559 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3560 (ASM_FILE_START): Import _mcount with the right type.
3561 (ASM_DECLARE_FUNCTION_NAME): Define.
3562 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3563 * pa.c (output_function_prologue): Always emit the function's label
3565 * pa.h (TEXT_SPACE_P): Define.
3566 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3567 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3568 * som.h (TEXT_SPACE_P): Delete.
3569 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3570 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3572 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3574 * expr.c (emit_group_load): Allow src to be a CONCAT.
3576 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3578 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3579 (___mulsi3): Use '!' comment character.
3581 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3583 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3585 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3587 * gcc.c: Update URLs and mail addresses.
3588 * gcc.texi: Likewise.
3590 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
3592 * rs6000.c (current_file_function_operand): Return zero for
3594 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
3596 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
3599 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
3601 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
3602 allocate space in the stack frame for the PIC register.
3604 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
3606 * m68k.md (xordi3, anddi3): These patterns are not available on
3609 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
3611 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
3612 (PUT_REAL): Likewise.
3614 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3616 * final.c (shorten_branches): Don't add an alignment for loops
3617 that have no label inside.
3619 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
3622 prototypes in macro HAVE_cmpstrsi.
3624 * cpplib.c (cpp_get_token): Remove unused label `op3'.
3626 * emit-rtl.c (operand_subword): Remove unused variable
3629 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
3631 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
3633 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
3635 * cpphash.c (macroexpand): Delete leading whitespace when arg
3636 is concatenated before.
3637 (unsafe_chars): Correct test for whether + and - can extend a
3640 * cppinit.c (cpp_start_read): Do dependencies for
3641 -include/-imacros files also.
3643 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
3644 tokenizing non-directive lines.
3645 (cpp_expand_to_buffer): Temporarily disable no-output mode.
3646 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
3649 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3651 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
3653 * c-lex.c: Sync with C++ frontend.
3654 (linemode): New variable.
3655 (parse_float): imag, conversion_errno, and type are output only.
3656 (yylex): Adjust. Move initial '.' case into main switch.
3658 (handle_generic_pragma): Just deal with tokens.
3659 (readescape): Use ISXDIGIT and ISGRAPH.
3660 * c-parse.in: Add END_OF_LINE token.
3662 * c-lex.c (lang_init): Generalize.
3663 (nextchar): Remove. Replace uses with UNGETC.
3664 (skip_white_space): Handle linemode here. Optimize for cpplib.
3665 (skip_white_space_on_line): Remove.
3666 (extend_token_buffer_to): New fn.
3667 (extend_token_buffer): Use it.
3668 (read_line_number, check_newline): Just deal with tokens.
3669 (token_getch, token_put_back): New fns.
3670 (yylex): Use them. More cpplib optimizations. Simplify.
3672 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3673 Jason Merrill <jason@yorick.cygnus.com>
3675 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
3676 (consume_string): Make this smart about USE_CPPLIB.
3677 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
3678 (yylex): Rewrite to be intelligent about USE_CPPLIB.
3679 Also, clean up cases where we redundantly set token_buffer[0].
3680 (read_line_number): New fn.
3681 (ignore_escape_flag): New variable.
3683 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
3685 * a29k/t-a29kbare: Fix some comments.
3686 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3687 (FPBIT, DPBIT): Define.
3688 * a29k/t-vx29k: Likewise.
3689 * arc/t-arc: Likewise.
3690 * arm/t-arm-elf: Likewise.
3691 * arm/t-bare: Likewise.
3692 * arm/t-pe: Likewise.
3693 * arm/t-pe-thumb: Likewise.
3694 * arm/t-semi: Likewise.
3695 * arm/t-thumb: Likewise.
3696 * arm/t-thumb-elf: Likewise.
3697 * arm/t-thumb-linux: Likewise.
3698 * h8300/t-h8300: Likewise.
3699 * i960/t-i960: Likewise.
3700 * i960/t-vxworks960: Likewise.
3701 * m32r/t-m32r: Likewise.
3702 * mips/t-ecoff: Likewise.
3703 * mips/t-elf: Likewise.
3704 * mips/t-r3900: Likewise.
3705 * pa/t-pro: Likewise.
3706 * rs6000/t-aix43: Likewise.
3707 * rs6000/t-beos: Likewise.
3708 * rs6000/t-newas: Likewise.
3709 * rs6000/t-ppccomm: Likewise.
3710 * rs6000/t-rs6000: Likewise.
3711 * rs6000/t-winnt: Likewise.
3712 * rs6000/t-xnewas: Likewise.
3713 * rs6000/t-xrs6000: Likewise.
3714 * sh/t-sh: Likewise.
3715 * sparc/t-elf: Likewise.
3716 * sparc/t-sparcbare: Likewise.
3717 * sparc/t-sparclite: Likewise.
3718 * sparc/t-splet: Likewise.
3719 * v850/t-v850: Likewise.
3720 * mn10200/t-mn10200: Fix comments.
3721 * mn10300/t-mn10300: Likewise.
3723 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
3724 dummy operand. Allocate a new pseudo for the dummy operand.
3725 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
3727 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
3729 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
3731 * configure: Rebuilt.
3732 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
3734 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
3736 * recog.c (preproces_constraints): Zero recog_op_alt before
3737 processing the constraints.
3739 * arm.c (typedef minipool_node): Renamed from pool_node.
3740 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
3741 (add_minipool_constant): New function.
3742 (dump_minipool): New function.
3743 (find_barrier): Remove special case for getting the insn size of
3744 an insn that references the constant pool.
3745 (minipool_fixup): New structure.
3746 (push_minipool_barrier): New function.
3747 (push_minipool_fix): New function.
3748 (note_invalid_constants): New function.
3749 (add_pool_constant, dump_table, fixit, broken_move): Delete.
3750 (arm_reorg): Rewrite code to fix up the constant pool into a
3751 series of mini-pools embedded in the insn stream.
3752 (arm_output_epilogue): New function, made mainly from the body
3753 of output_func_epilogue.
3754 (output_func_epilogue): Move insn generation part of epilogue code
3755 to arm_output_epilogue.
3756 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
3757 * arm.md (pool_range): New attribute.
3758 (zero_extendqidi2): Add attribute pool_range.
3759 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
3760 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
3761 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
3762 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
3763 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
3764 (epilogue): New expand.
3765 (epilogue_insn): New insn. Call arm_output_epilogue.
3767 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
3768 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
3770 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3772 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3774 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
3776 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
3778 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
3780 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
3782 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
3784 * global.c: Fix comment.
3786 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
3788 * gcc.c (access_check): New static function.
3789 (find_a_file): Use it when searching a directory list.
3790 * collect2.c (find_a_file): Don't accept directories found when
3791 searching a directory list.
3793 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
3795 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
3796 function parameters with `&'.
3797 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
3799 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
3801 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
3802 or tidy_fallthru_edge if the last insn in the block is not
3803 an unconditional jump or a simple conditional jump.
3805 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3807 * Makefile.in (c-decl.o): Depends on defaults.h.
3809 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
3811 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
3813 (CLASS_MAX_NREGS): Likewise.
3815 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
3817 * cse.c (cse_insn): Fix dumb thinko in last change.
3819 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3821 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
3824 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
3826 * dwarf2out.c (add_location_or_const_value_attribute): Correct
3827 test for sizes of passed and declared parameter types.
3829 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3831 * fixincludes: Fix the return type of bsearch, char* -> void*.
3833 * fixinc/inclhack.def: Likewise.
3835 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
3837 * invoke.texi (-fdump-translation-unit): New option.
3839 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
3841 * expr.h (PROMOTE_PROTOTYPES): Move ...
3842 * defaults.h: ... to here.
3843 * c-decl.c: Include defaults.h instead of expr.h.
3844 * c-typeck.c: Include defaults.h.
3846 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
3848 * toplev.h (errorcount): Declare.
3849 (warningcount): Likewise.
3850 (sorrycount): Likewise.
3851 * c-lex.c (errorcount): Don't declare.
3852 * dwarf2out.c (errorcount): Don't declare.
3854 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
3856 * config/libgloss.h: Add a note discouraging use with ELF.
3857 * configure.in: Don't use libgloss.h for ELF targets.
3858 Always use_collect2 on a.out targets.
3860 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
3862 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
3863 (force_to_mode, case ASHIFTRT): Add shiftrt label.
3865 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3867 * loop.c (strength_reduce): When doing biv->giv conversion, update
3868 reg note of NEXT->insn.
3870 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3872 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
3874 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3876 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
3877 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
3878 Ensure expr.h is included.
3879 * c-typecheck.c (convert_arguments): Ditto.
3881 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
3883 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
3884 * config/convex/convex.h: Ditto.
3885 * config/dsp16xx/dsp16xx.h: Ditto.
3886 * config/fx80/fx80.h: Ditto.
3887 * config/gmicro/gmicro.h: Ditto.
3888 * config/i370/i370.h: Ditto.
3889 * config/i386/i386.h: Ditto.
3890 * config/m32r/m32r.h: Ditto.
3891 * config/m68k/m68k.h: Ditto.
3892 * config/m88k/m88k.h: Ditto.
3893 * config/mips/mips.h: Ditto.
3894 * config/pa/pa.h: Ditto.
3895 * config/pyr/pyr.h: Ditto.
3896 * config/tahoe/tahoe.h: Ditto.
3897 * config/we32k/we32k.h: Ditto.
3899 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
3902 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
3904 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
3907 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
3909 1999-08-02 Richard Henderson <rth@cygnus.com>
3911 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
3912 for the register spill block.
3914 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
3915 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
3917 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
3918 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
3919 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
3921 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3923 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
3924 MAX_WCHAR_TYPE defined in sparc.h.
3925 * config/sparc/linuxaout.h: Likewise.
3926 * config/sparc/linux64.h: Likewise.
3927 Also default to -mvis if CPU is UltraSPARC.
3929 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3931 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
3932 (RTX_OK_FOR_OLO10): Likewise.
3933 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
3934 %lo(), allow it in addresses...
3935 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
3936 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
3937 does not make sense.
3938 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
3939 (sparc_output_scratch_registers): New function.
3940 (output_function_prologue, sparc_flat_output_function_prologue): Use
3942 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
3944 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
3945 * configure.in: Add check for .register pseudo-op support in as and
3946 check for offsetable %lo().
3947 * acconfig.h: Add templates for the above checks.
3948 * configure: Regenerate.
3950 1999-08-02 Richard Henderson <rth@cygnus.com>
3952 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
3953 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
3954 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
3956 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3958 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
3961 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
3963 * config/float-sparc.h: New file.
3964 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
3965 sparc-*-linux-gnu and sparc64-*-linux*.
3967 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3969 * rs6000.c (rs6000_va_list): Type is an array.
3970 (rs6000_va_start): Don't doubly adjust for varargs.
3971 (rs6000_va_arg): Evaluate long long GPR adjustment.
3973 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
3975 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
3976 -maix64 and -maix32.
3977 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
3978 LINK_SPEC): Change appropriately.
3979 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
3980 (u_short_cint_operand): Likewise.
3981 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
3983 * rs6000/t-aix43 (MULTILIB): Change to -m64.
3985 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
3987 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
3989 * rs6000/rs6000.c (num_insns_constant_wide): Correct
3991 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
3992 (non_add_cint_operand): Likewise.
3993 (logical_operand): Likewise.
3994 (non_logical_cint_operand): Likewise.
3995 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
3996 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
3997 (rs6000_select_rtx_section): Suppress warning.
3998 (small_data_operand): Suppress warning.
3999 (rs6000_got_register): Suppress warning.
4000 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4001 type, so `J' is generally the wrong constraint for a SImode value;
4003 (andsi3_internal2): Likewise.
4004 (andsi3_internal3): Likewise.
4005 (iorsi3_internal1): Likewise.
4006 (xorsi3_internal1): Likewise.
4008 (movsf_softfloat): Likewise.
4009 (scc insns): Likewise.
4010 (movsi+2): Preserve sign bits of SImode constant.
4011 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4012 (movdf+1): Sign-extend properly.
4013 (movdi_32+1): Sign-extend properly.
4014 (scc insns): Sign-extend properly.
4016 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4019 1999-08-02 Richard Henderson <rth@cygnus.com>
4021 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4023 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4024 * alpha.md (all fp insns): Likewise.
4026 1999-08-02 Nick Clifton <nickc@cygnus.com>
4028 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4031 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4033 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4034 pic_load_label generator directly.
4035 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4036 No longer a named pattern.
4038 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4040 * explow.c (force_reg): Call force_operand if X does not
4041 satisfy general_operand.
4043 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4045 * fix-header.c (main): When testing for CONTINUED, use string
4046 equality, not pointer equality.
4048 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4050 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4052 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4054 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4055 that has become an unconditional jump.
4057 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4058 (output_function_epilogue): Similarly.
4060 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4062 * tree.h (init_dummy_function_start): Declare.
4064 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4066 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4067 last_expr_type, last_expr_value, block_start_count, block_stack,
4068 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4069 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4070 dynamically in stmt elt of struct function for each function.
4071 (struct nesting): Rename function_call_count elt to n_function_calls,
4072 target_temp_slot_level to block_target_temp_slot_level. All users
4074 (struct stmt_status): New structure definition.
4075 Add many accessor macros for stmt_status elements which previously
4076 were global variables.
4077 (init_stmt_for_function): Allocate stmt elt for current_function.
4078 Reflect that block_start_count was renamed to
4079 current_block_start_count.
4080 (save_stmt_status, restore_stmt_status): Delete functions.
4081 (preserve_subexpressions_p): Don't access loop_stack when outside
4083 (expand_start_bindings): Reflect that block_start_count was renamed to
4084 current_block_start_count.
4085 (expand_fixup): Likewise.
4086 (expand_decl): Don't access block_stack when outside a function.
4087 (expand_decl_cleanup): Likewise.
4088 (expand_dcc_cleanup): Likewise.
4089 (expand_dhc_cleanup): Likewise.
4090 (expand_anon_union_decl): Likewise.
4091 (set_file_and_line_for_stmt): New function.
4092 (in_control_zone_p): New function.
4094 * function.h (struct function): Add new elt stmt.
4095 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
4096 case_stack, nesting_stack, nesting_depth, block_start_count,
4097 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
4098 emit_lineno, goto_fixup_chain.
4099 (save_eh_status, restore_eh_status, save_stmt_status,
4100 restore_stmt_status): Delete declarations.
4101 * function.c (push_function_context_to): Don't call save_stmt_status.
4102 (pop_function_context_to): Don't call restore_stmt_status.
4103 * tree.h (in_control_zone_p): Declare.
4104 * rtl.h (set_file_and_line_for_stmt): Declare.
4106 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
4107 call set_file_and_line_for_stmt.
4109 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
4111 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
4112 Also update copyright.
4114 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4116 * c-pragma.c: Don't include "except.h".
4117 * emit-rtl.c: Likewise.
4118 * stor-layout.c: Likewise.
4120 * varasm.c: Likewise.
4122 * flow.c: Include "function.h".
4123 * tree.h (init_dummy_function_start): Declare new function.
4125 * except.h (struct eh_status): New structure.
4126 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
4128 (eh_return_stub_label, ehstack, catchstack, ehqueue,
4129 catch_clauses, false_label_stack, caught_return_label_stack,
4130 protect_list, current_function_ehc): Add accessor macros for the
4131 corresponding fields in current_function->eh; delete declarations
4132 for all items that used to be declared here.
4133 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
4134 catch_clauses, false_label_stack, caught_return_label_stack,
4135 protect_list, current_function_ehc): Delete variables.
4136 (init_eh_for_function): Allocate current_function->eh.
4137 (save_eh_status, restore_eh_status): Delete functions.
4139 * function.h (struct function): Add fields next_global and eh.
4140 Delete all exception handling related fields.
4141 * function.c (current_function): New variable.
4142 (all_functions): New variable.
4143 (push_function_context_to): Don't allocate a struct function,
4144 use current_function instead. Call init_dummy_function_start when
4145 outside a function. Clear current_function before returning.
4146 (pop_function_context_from): Restore current_function.
4147 Don't free the restored struct function.
4148 (prepare_function_start): New function.
4149 (init_dummy_function_start): New function.
4150 (init_function_start): Break out some code into prepare_function_start
4153 * stmt.c (save_stmt_status): Don't call save_eh_status.
4154 (restore_stmt_status): Don't call restore_eh_status.
4156 * Makefile.in: Update dependencies.
4158 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
4160 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
4161 of depending on a magic constant value. Update comments.
4162 (hppa_expand_prologue): Similarly.
4164 * pa.md (reload_indi, reload_outdi): Allow any register for the
4165 original reload register.
4167 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
4169 * cccp.c (print_help): Change marcos to macros.
4171 1999-07-30 Richard Henderson <rth@cygnus.com>
4173 * c-typeck.c (initializer_constant_valid_p): Move ...
4174 * c-common.c (initializer_constant_valid_p): ... here. Use
4175 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
4177 * c-common.h (initializer_constant_valid_p): Declare.
4178 * c-tree.h (initializer_constant_valid_p): Remove.
4180 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
4182 * config/i386/sol2-c1.asm: Align the stack.
4183 * config/i386/sol2-gc1.asm: Likewise.
4185 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
4187 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
4188 -Asparclite for sparc86x.
4189 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
4191 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
4193 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
4195 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
4196 the user if using the non-default arch size in BI_ARCH configuration.
4197 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
4199 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
4200 Fix patterns so that they actually match.
4201 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
4202 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
4203 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
4205 (mulsidi3): Reflect this in the expand.
4206 (smulsi3_highpart): Only on TARGET_ARCH32.
4207 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
4208 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
4209 (umulsidi3): Reflect this in the expand.
4210 (umulsi3_highpart): Only on TARGET_ARCH32.
4211 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
4212 don't require g0 to be zero.
4213 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
4214 ({,u}divsi3): New expands.
4215 ({,u}divsi3_sp64): New patterns.
4216 (after lshrdi3_v8plus): Four new patterns to help combiner
4217 optimizing nested mixed mode shifts.
4219 * config/sparc/sparc.c (sparc_override_options): Use deprecated
4220 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
4221 speed things up. Don't use them by default on plain v9 in 64bit
4222 mode, according to what SPAMv9 sais.
4224 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
4225 top 32 bits of %[og][0-7] in signal handlers.
4226 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
4228 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
4230 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
4231 (ashlsi3): Corresponding changes.
4233 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
4235 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
4237 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
4239 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4241 * arm.h (Hint): Delete macro.
4242 Substitute HOST_WIDE_INT for Hint in some prototypes.
4243 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
4245 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
4247 * builtins.c (expand_builtin_setjmp): Use force_operand to
4248 make sure that the buffer address is in a suitable form to be
4249 passed to force_reg.
4251 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
4253 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
4256 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
4258 * pa.md (indirect_jump): Remove mode from match_operand. Verify
4259 proper mode in the condition string.
4260 (icacheflush, dcacheflush): Remove modes from match_operands.
4262 * pa.c (emit_move_sequence): Always convert scratch_reg to the
4263 proper mode before using it.
4265 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
4268 * pa.c (store_reg): Do not call add_high_const generator directly.
4269 (load_reg, set_reg_plus_d): Likewise.
4270 * pa.md (add_high_const): No longer a named pattern.
4272 * pa.c (legitimize_address): Consistently use Pmode rather than
4273 SImode. Do not call gen_pic2_highpart directly anymore.
4274 * pa.md (pic2_highpart): No longer a named pattern.
4275 (pic2_lo_sum): Similarly. Reformat to make more readable.
4277 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
4282 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4284 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
4286 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
4288 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
4289 and tag the spill mems.
4290 (hppa_va_start): New.
4292 * pa.h (EXPAND_BUILTIN_VA_START): New.
4293 (EXPAND_BUILTIN_VA_ARG): New.
4295 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
4297 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
4298 and tag the spill mems.
4299 (mn10300_va_start): New.
4300 (mn10300_va_arg): New.
4301 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
4302 (EXPAND_BUILTIN_VA_ARG): New.
4304 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
4306 * mn10200.c (mn10200_va_arg): New.
4307 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
4309 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
4311 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
4312 rather than play with TREE_INT_CST_LOW.
4314 1999-07-27 Philip Blundell <pb@nexus.co.uk>
4316 * config/arm/telf.h: Include dbxelf.h.
4317 (CPP_PREDEFINES): Only define if not already defined.
4318 (ASM_IDENTIFY_GCC): Likewise.
4319 (SUBTARGET_EXTRA_SECTIONS): Likewise.
4320 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
4321 * config/arm/thumb.h (LINK_SPEC): Only define if not already
4323 (DBX_DEBUGGING_INFO): Don't define.
4324 * config/arm/linux-telf.h: New file.
4325 * config/arm/linux-tgas.h: New file.
4326 * config/arm/t-thumb-linux: New file.
4327 * config/arm/uclinux-elf.h: New file.
4328 * config/arm/uclinux-telf.h: New file.
4329 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
4330 thumb-*-uclinux): New targets.
4331 * configure: Regenerate.
4333 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
4335 * pa.md (post_store, pre_load): New expanders.
4336 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
4337 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
4338 need to directly generate RTL for them.
4339 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
4342 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
4344 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
4345 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
4346 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
4347 (secndary_reload_class): Make TARGET_ELF conditional compile.
4348 (print_operand_address): Similar.
4349 (output_toc): Print all values as hex.
4350 (get_issue_rate): Rearrange and add RS64A and PPC630.
4351 * rs6000.h (processor_type): Add RS64A and PPC630.
4352 (PROCESSOR_POWERPC64): New.
4353 (PROMOTE_MODE): Use word_mode.
4354 (RTX_COSTS): Add RS64A and PPC630.
4355 * rs6000.md (scheduling information): Add lmul and ldiv
4356 representing 64-bit integer multiply and divide. Add rs64a and
4358 (ashldi3): Add support for "rldic" instruction.
4359 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
4361 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
4363 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
4364 instead of V8 for sparclite86x in cpu_table.
4366 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4368 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
4369 output_file_directive.
4371 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
4373 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
4374 tree for op1, not the rtl.
4376 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
4378 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
4379 to m88k_va_start, leaving only the register spill.
4380 (m88k_build_va_list): New.
4381 (m88k_va_start): New.
4383 * m88k.h (BUILD_VA_LIST_TYPE): New.
4384 (EXPAND_BUILTIN_VA_START): New.
4385 (EXPAND_BUILTIN_VA_ARG): New.
4387 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
4389 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
4390 Rename from expand_builtin_saveregs.
4391 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
4393 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
4395 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
4396 for the register spill block.
4397 (i960_build_va_list): New.
4398 (i960_va_start): New.
4400 * i960.h (BUILD_VA_LIST_TYPE): New.
4401 (EXPAND_BUILTIN_VA_START): New.
4402 (EXPAND_BUILTIN_VA_ARG): New.
4403 * i960.md (store_multiple): Use change_address on individul mems.
4405 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
4407 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
4409 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
4410 (expand_builtin_va_end): Evaluate arg for side effects.
4411 * c-common.c (c_common_nodes_and_builtins): Construct a
4412 va_list_arg_type_node to handle array decomposition to pointer.
4414 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
4416 * except.c (start_dynamic_cleanup): Use force_operand on the
4419 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
4421 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
4422 * c4x.c (c4x_va_arg): New.
4424 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
4426 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
4429 1999-07-26 Nathan Sidwell <nathan@acm.org>
4431 * eh-common.h (__eh_matcher): Prototype correctly.
4433 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
4435 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
4436 (TARGET_SINGLE_PIC_BASE): Likewise.
4437 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
4439 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
4440 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
4441 (TARGET_OPTIONS): Add -mpic-register=N.
4442 (OUTPUT_INT_ADDR_CONST): New macro.
4443 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
4444 LEGITIMATE_PIC_OPERAND_P): Likewise.
4445 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
4446 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
4447 output_addr_const directly.
4448 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
4450 (thumb_pic_register, thumb_pic_register_string): Declare.
4452 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
4454 (label_mentioned_p): New function: Imported from arm.c.
4455 (legitimize_pic_address): New function: Imported from arm.c.
4456 (is_pic):New function: Imported from arm.c.
4457 (thumb_finalize_pic):New function: Imported from arm.c.
4458 (add_constant): Cope with PIC constants.
4459 (fixit): Cope with PIC constants.
4460 (output_return): Do not treat the PIC register as live if
4461 TARGET_SINGLE_PIC_BASE is true.
4462 (thumb_function_prologue): Do not treat the PIC register as live if
4463 TARGET_SINGLE_PIC_BASE is true.
4464 (thumb_expand_prologue): Do not treat the PIC register as live if
4465 TARGET_SINGLE_PIC_BASE is true.
4466 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
4467 TARGET_SINGLE_PIC_BASE is true.
4468 (thumb_print_operand): Accept '|'.
4469 (thumb_override_options): Process PIC options.
4471 * config/arm/thumb.md (movsi): Support PIC.
4472 (call_insn): Change "i" constraint to "X".
4473 (call_value_insn): Likewise.
4474 (consttable_4, consttable_8, consttable_end): Set and clear
4475 "making_const_table" as appropriate.
4476 (pic_load_addr, pic_add_dot_plus_four): New insns.
4478 * invoke.texi (Thumb Options): Fix spelling. Document new
4479 options -msingle-pic-base and -mpic-register=.
4481 1999-07-26 Andrew Haley <aph@cygnus.com>
4483 * config/m32r/initfini.c (__init): Use a full word immediate for
4484 __fini: this allows it to be placed in any memory region.
4486 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
4487 -mmodel=medium. This is OK for all memory models.
4489 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
4491 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
4492 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
4494 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
4496 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
4499 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
4501 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
4503 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
4504 (BUILD_VA_LIST_TYPE): New.
4505 (EXPAND_BUILTIN_VA_START): New.
4506 (EXPAND_BUILTIN_VA_ARG): New.
4507 * i860.c (output_delayed_branch): Disable.
4508 (output_delay_insn): Likewise.
4509 (i860_saveregs): New.
4510 (i860_build_va_list): New.
4511 (i860_va_start): New.
4513 * i860.md: Disable all peepholes using output_delayed_branch.
4514 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4516 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4518 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4519 (BUILD_VA_LIST_TYPE): New.
4520 (EXPAND_BUILTIN_VA_START): New.
4521 (EXPAND_BUILTIN_VA_ARG): New.
4522 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4523 Return the address of the save area.
4524 (clipper_build_va_list): New.
4525 (clipper_va_start): New.
4526 (clipper_va_arg): New.
4528 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4530 * arc.h (EXPAND_BUILTIN_VA_START): New.
4531 (EXPAND_BUILTIN_VA_ARG): New.
4532 * arc.c (arc_setup_incoming_varargs): Set alias set of
4534 (arc_va_start): New.
4537 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4539 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4540 (BUILD_VA_LIST_TYPE): New.
4541 (EXPAND_BUILTIN_VA_START): New.
4542 (EXPAND_BUILTIN_VA_ARG): New.
4543 * alpha.c (alpha_builtin_saveregs): Delete.
4544 (alpha_build_va_list): New.
4545 (alpha_va_start): New.
4546 (alpha_va_arg): New.
4548 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4550 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4552 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4553 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4555 * gcc.texi: More changes related to list conversion.
4556 * invoke.texi: Likewise.
4558 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4560 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4561 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4562 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4563 (stabilize_va_list): New function.
4564 (std_expand_builtin_va_start): New function.
4565 (expand_builtin_va_start): New function.
4566 (get_varargs_alias_set): New function.
4567 (std_expand_builtin_va_arg): New function.
4568 (expand_builtin_va_arg): New function.
4569 (expand_builtin_va_end): New function.
4570 (expand_builtin_va_copy): New function.
4571 (expand_builtin): Call them.
4572 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4573 __builtin_{varargs_start,stdarg_start,end,copy}.
4574 (build_va_arg): New function.
4575 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4576 (build_va_arg): Declare.
4577 * c-decl.c (ptr_type_node, va_list_type_node): New.
4578 * c-parse.gperf (__builtin_va_arg): New.
4579 * c-parse.in (VA_ARG): New token.
4580 (unary_expr): Recognize it.
4581 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4582 * expr.h (std_expand_builtin_va_start): Declare.
4583 (std_expand_builtin_va_arg): Declare.
4584 (expand_builtin_va_arg): Declare.
4585 (get_varargs_alias_set): Declare.
4586 * tree.def (VA_ARG_EXPR): New.
4587 * tree.h (BUILT_IN_VARARGS_START): New.
4588 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
4589 (ptr_type_node, va_list_type_node): Declare.
4590 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
4591 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
4592 * m88k.h, m88k.c: Likewise.
4593 * mn10300.h, mn10300.c: Likewise.
4594 * pa.h, pa.c: Likewise.
4595 * rs6000.h, rs6000.c: Likewise.
4596 * sh.h, sh.c: Likewise.
4597 * sparc.h, sparc.c: Likewise.
4599 * emit-rtl.c (operand_subword): Copy alias set.
4600 (change_address): Likewise.
4602 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
4604 * pa.c (compute_frame_size): Scan all the used callee saved registers,
4605 not just the first one.
4607 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
4609 * config/arm/arm.h (TARGET_SWITCHES): Add
4610 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
4611 (TARGET_OPTIONS): Add -mpic-register=.
4612 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
4613 (arm_pic_register_string): Declare.
4614 (NEED_PLT_GOT): Delete, replace with ...
4615 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
4616 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
4617 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
4618 * config/arm/arm.c (arm_override_options): Add new option
4620 (arm_pic_register_string): New variable.
4621 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
4622 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
4623 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
4624 (output_return_instruction): Likewise.
4625 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
4626 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
4627 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
4629 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
4630 mention of -msched-prolog. Document new options -msingle-pic-base
4631 and -mpic-register=.
4633 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
4635 * haifa-sched.c (reemit_notes): Tidy.
4636 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
4639 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
4641 * explow.c (trunc_int_for_mode): New function.
4642 (plus_constant_wide): Use it.
4643 * combine.c (simplify_and_const_int): Likewise.
4644 (merge_outer_ops): Likewise.
4645 (simplify_shift_const): Likewise.
4646 * cse.c (simplify_unary_operation): Likewise.
4647 (simplify_binary_operation): Likewise.
4648 * emit-rtl.c (operand_subword): Likewise.
4649 * rtl.h: Declare it.
4651 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4653 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
4654 (use NUM_REGS instead of NUM_INTS).
4656 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4658 * builtins.c: New file.
4659 * expr.c (saveregs_value, apply_args_value): Delete definition,
4660 moved into builtins.c.
4661 (string_constant): No longer static.
4662 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
4663 apply_args_size, apply_result_size, result_vector,
4664 expand_builtin_apply_args, expand_builtin_apply,
4665 expand_builtin_return): Delete functions, moved into builtins.c.
4666 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
4667 * expr.h (saveregs_value, apply_args_value): Declare variables.
4668 (expand_builtin, string_constant): Declare functions.
4669 * Makefile.in: Update to build builtin.o.
4671 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4673 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
4674 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
4675 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
4676 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
4678 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
4681 1999-07-21 Michael Meissner <meissner@cygnus.com>
4683 * print-rtl.c (print_rtx): Print the names of the virtual
4686 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
4688 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
4689 introduced in previous delta.
4691 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4693 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
4694 to avoid name clash.
4696 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4698 * c-lex.c (yylex) : Correct the test for overflow when lexing
4701 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
4703 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
4704 (adjust_priority): Always call ADJUST_PRIORITY.
4705 (schedule_insn): Only put insns into the ready at cost 0.
4706 (schedule_block): Remove redundant initial sort. Give clock_var
4707 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
4709 * tm.texi (MD_SCHED_REORDER): Update docs.
4711 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
4712 * sparc.c (ultra_reorder_called_this_block): Delete.
4713 (ultrasparc_sched_init): Don't set it.
4714 (ultrasparc_sched_reorder): Don't check it.
4716 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
4718 * rs6000.h (struct rs6000_args): Add sysv_gregno.
4719 * rs6000.c (init_cumulative_args): Init sysv_gregno.
4720 (function_arg_boundary): Align DFmode.
4721 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
4722 to get fp reg and stack overflow correct.
4723 (function_arg): Likewise.
4724 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
4725 (setup_incoming_varargs): Restructure for ABI_V4; use
4726 function_arg_advance to skip final named argument.
4727 (expand_builtin_saveregs): Properly unskip the last integer arg
4728 when doing varargs. Adjust overflow location calculation.
4730 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
4731 explicitly unsigned.
4732 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
4733 (__VA_GP_REGSAVE): Similarly.
4734 (__va_longlong_p): Delete.
4735 (__va_arg_type_violation): New declaration.
4736 (va_arg): Restructure. Flag promotion errors. Align double.
4737 TFmode passed by reference.
4739 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
4740 in the HOST_BITS_PER_WIDE_INT > 32 case.
4742 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
4744 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
4746 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
4748 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
4749 * toplev.c (documented_lang_options): Add -fpreprocessed.
4750 * cpplib.h (struct cpp_buffer): Add preprocessed.
4751 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
4752 (cpp_start_read): Don't expand macros or emit an initial #line
4753 directive if -fpreprocessed.
4755 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4757 * cpplib.h (struct cpp_buffer): Added manual_pop for
4758 better C++ tokenization.
4759 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
4760 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
4761 * c-common.c (cpp_token): Make non-static.
4763 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4765 * c-common.h: New file.
4766 * c-common.c (permanent_obstack): Delete unused declaration.
4767 (c_global_trees): New array.
4768 (c_common_nodes_and_builtins): New function; split off common code
4769 from init_decl_processing in both c-decl.c and cp/decl.c.
4770 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
4771 c_global_trees and accessor macros defined in c-common.h.
4773 * c-decl.c: Delete definitions for tree nodes that were replaced by
4775 (init_decl_processing): Build void_list_node.
4776 Call c_common_nodes_and_builtins; delete code to generate the common
4778 * objc/objc-act.c (build_module_descriptor): Rename variable
4779 void_list_node to avoid clash with c-common.h.
4781 * Makefile.in: Update dependencies.
4782 * objc/Make-lang.in: Likewise.
4784 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
4786 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
4787 (UNIQUE_SECTION_P): Likewise.
4788 (UNIQUE_SECTION): Likewise.
4790 1999-07-19 Linas Vepstas <linas@linas.org>
4792 * config/i370/README: New file.
4793 * config/i370/linux.h: New file.
4794 * config/i370/mvs.h: New file.
4795 * config/i370/oe.h: New file.
4796 * config/i370/t-linux: New file.
4797 * config/i370/t-mvs: New file.
4798 * config/i370/t-oe: New file.
4799 * config/i370/x-oe: New file.
4800 * config/i370/xm-linux.h: New file.
4801 * config/i370/xm-mvs.h: New file.
4802 * config/i370/xm-oe.h: New file.
4804 * i370.c (label_node_t): Add first_ref_page, label_addr,
4805 label_first_ref, label_last_ref members.
4806 (mvs_need_base_reload): Renamed from mvs_label_emitted.
4807 (MAX_MVS_LABEL_SIZE): Define.
4808 (MAX_LONG_LABEL_SIZE): Define.
4809 (alias_node_t, alias_anchor, alias_number): New.
4810 (mvs_function_table): Reorder for EBCDIC.
4811 (ascebc, ebcasc): Unconditionally define.
4812 (i370_branch_dest, i370_branch_length): New functions.
4813 (i370_short_branch, i370_label_scan): New functions.
4814 (mvs_get_label): Renamed from mvs_add_label. Search for
4815 an existing label before creating a new one.
4816 (mvs_add_label): New function.
4817 (mvs_get_label_page): New function.
4818 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
4819 over the entire list.
4820 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
4821 (mvs_check_page) [TARGET_ELF_ABI]: New function.
4822 (mvs_add_alias, mvs_need_alias): New functions.
4823 (mvs_get_alias, mvs_check_alias): New functions.
4824 (handle_pragma): New function.
4825 (mvs_function_check): New function.
4826 (unsigned_jump_follows_p): Search harder.
4827 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
4828 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
4829 * i370.h (TARGET_VERSION): Delete.
4830 (CPP_SPEC, CPP_PREDEFINES): Delete.
4831 (mvs_label_emitted): Delete.
4832 (TARGET_EBCDIC): Delete.
4833 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
4834 (HANDLE_PRAGMA): Define.
4835 (HARD_REGNO_NREGS): Handle complex modes.
4836 (HARD_REGNO_MODE_OK): Likewise.
4837 (CLASS_MAX_NREGS): Likewise.
4838 (RET_REG): Likewise.
4839 (EXTRA_CONSTRAINT): Define.
4840 (RETURN_IN_MEMORY): True for DImode.
4841 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
4842 (FUNCTION_PROFILER): Delete.
4843 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
4844 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
4845 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
4846 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
4847 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
4848 (ASM_FILE_START): Add "RMODE ANY".
4849 (ASM_OUTPUT_EXTERNAL): Check for aliases.
4850 (ASM_GLOBALIZE_LABEL): Likewise.
4851 (ASM_OUTPUT_LABELREF): Likewise.
4852 (ASM_OUTPUT_COMMON): Likewise.
4853 (PRINT_OPERAND): Handle 'K', 'W', default.
4854 (PRINT_OPERAND_ADDRESS): New.
4855 (Lots of defines): Add support for TARGET_ELF_ABI.
4856 * i370.md (attr length): New. Define for all patterns.
4857 (*): Lots of tweeks to assembly output and constraints.
4859 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
4861 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
4862 Disable patterns performing SImode comparisons with SImode values
4863 if TARGET_POWERPC64 and instruction does not sign-extend or does
4864 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
4865 differ for signed quantities.
4866 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
4867 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
4868 (decrement_and_branch_on_count): Add 64-bit variant.
4870 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4872 * final.c (output_asm_insn): When searching for the matching string
4873 for a given dialect, don't run past the end of the list of
4874 alternatives if there are fewer alternatives in the template than
4877 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
4879 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
4880 Removed paragraph about compression of files and size limitation,
4881 duplicated in the FAQ. Use gcc-patches for posting patches.
4882 * gcc.c (main): Updated URL with bug reporting instructions to
4883 gcc.gnu.org. Removed e-mail address.
4884 * system.h (abort): Likewise.
4886 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4888 * Makefile.in (stmp-multilib-sub): Make the files extracted
4889 from $(LIBGCC1) writable.
4891 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
4893 * config/arm/aout.h: Reformat for improved readability.
4895 * config/arm/arm.h: Reformat for improved readability.
4896 Replace uses of fprintf with asm_fprintf where appropriate.
4897 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
4898 function declaration assembler actions.
4899 (NUM_INTS): New macro: Convert from bytes to words.
4900 (NUM_REGS): New macro: Compute number of registers required to
4901 hold a quanitity of tyep MODE.
4902 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
4904 (NUM_ARG_REGS): New macro: The number of argument registers
4906 (ARG_REGISTER): New macro: Compute the register number of the Nth
4908 (LAST_ARG_REGNUM): New macro: The number of the last argument
4910 (SP_REGNUM): New macro: Register number of the stack pointer.
4911 (FP_REGNUM): New macro: Register number of the frame pointer.
4912 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
4913 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
4914 CUMULATIVE_ARGS so that it counts registers not bytes.
4916 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
4918 Replace uses of fprintf with asm_fprintf where appropriate.
4919 (output_ascii_pseudo_op): Replace with version from thumb.c
4921 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
4923 * config/arm/elf.h (CPP_PREDEFINES): Replace with
4925 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
4926 (ASM_FILE_START): Emit ASM_APP_OFF.
4928 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
4930 * pa.c (compute_frame_size): Round frame according to
4931 STACK_BOUNDARY rather than a hardwired value.
4933 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
4935 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
4937 * configure: Rebuilt.
4939 * configure.in (hppa*-*-linux*): New configuration.
4940 * configure: Rebuilt.
4941 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
4942 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
4943 * pa/pa-linux.h: New file.
4944 * pa/t-linux: New file.
4945 * pa/xm-linux.h: New file.
4947 * pa.c (hppa_legitimize_address): Change references from SImode to
4948 either Pmode or word_mode as appropriate.
4949 (emit_move_sequence, store_reg, load_reg): Likewise.
4950 (set_reg_plus_d, hppa_expand_prologue): Likewise.
4951 (output_mul_insn): Likewise.
4952 * pa.h (PROMOTE_MODE): Likewise.
4953 (INITIALZE_TRAMPOLINE): Likewise.
4954 (Pmode): Define to word_mode.
4956 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
4957 value of 4. Allocate 8 bytes for each FP register save.
4958 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
4960 (hppa_expand_prologue): Likewise.
4961 * pa.h (PROMOTE_MODE): Likewise.
4962 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
4963 (FUNCTION_ARG_BOUNDARY): Likewise.
4965 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
4967 * pa.c (out_of_line_prologue_epilogue): Delete.
4968 (override_options): Remove -mspace related code.
4969 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
4970 (compute_frame_size): Only allocate space for register that
4971 actually need to be saved.
4972 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
4973 (TARGET_SWITCHES): Remove -mspace, -mno-space
4974 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
4975 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
4976 * pa/ee.asm, pa/ee_fp.asm: Delete.
4978 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
4980 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
4981 directive in column zero.
4983 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
4985 * m68k.c (output_function_prologue): Fix computation of save mask
4986 when generating PIC code.
4988 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
4990 * tree.c (build_type_attribute_variant): Move current_obstack restore
4991 after build_qualified_type call.
4993 1999-07-15 Mark Mitchell <mark@codesourcery.com>
4995 * configure.in: Use t-iris6, even with GNU LD.
4996 * config/mips/iris6gld.h: Fix typo in linker spec.
4997 * config/mips/t-iris6gld: Remove.
4999 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5001 * rs6000.md (insv, extzv): Remove SImode dependence in named
5002 patterns. Explicitly generate DImode RTL if PowerPC64 and
5004 (insvdi): Reverse start and size in instruction template.
5006 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5008 * invoke.texi: Typo fixes.
5010 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5012 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5013 handle at this time instead of silently generating incorrect code.
5014 (gen_imagpart): Likewise.
5016 * reload.c (find_reloads): Emit a USE for a pseudo register without
5017 a hard register if we could not create an optional reload for the
5020 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5022 * c-typeck.c (output_init_element, process_init_element):
5023 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5024 check for nameless bit fields.
5026 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5028 * regclass.c (scan_one_insn): Notice subregs that change the
5029 size of their operand.
5030 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5032 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5034 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5035 * configure: Rebuilt.
5036 * alpha/t-ieee: New file.
5038 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5040 * rs6000.c (find_addr_reg): Do not select r0 as an address
5043 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5045 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5047 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5049 * rs6000.md (movsf): Do not force easy FP constants into memory.
5051 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5052 immed_double_const to ensure they are properly truncated then
5055 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5057 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5058 always unless NO_DEBUG is used. Compile this code
5060 (replace_symbols_in_block): Compile it unconditionally.
5062 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5064 * configure.in (i?86-*-elf*): New target.
5065 * configure: Rebuilt.
5066 * i386/i386elf.h, i386/t-i386elf: New files.
5068 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5070 * toplev.c (main): Don't complain about saying -gdwarf.
5071 (rest_of_compilation): Remove redundant code.
5073 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5075 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5077 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5079 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
5080 "Li960R:", to avoid name clash.
5082 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5084 * loop.c (check_dbra_loop): When reversing a loop, delete all
5085 REG_EQUAL notes referencing the reversed biv except those which are
5086 for a giv based on it.
5088 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
5090 * version.c: Drop "gcc-" prefix from version #.
5092 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
5094 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
5095 the label if we're being verbose.
5097 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
5099 * m68k.c (output_function_prologue): Add pic register to mask
5100 if live and flag_pic.
5101 (output_function_epilogue): Likewise.
5103 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
5105 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
5106 directives in column zero.
5108 * pa/elf.h (ASM_FILE_START): Define.
5109 * pa/som.h (ASM_FILE_START): Include .level directives.
5110 * pa/hpux10.h (ASM_FILE_START): Delete.
5111 * pa/hpux11.h (ASM_FILE_START): Delete.
5113 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
5115 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5117 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
5118 when reload_out equals reload_in.
5120 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
5122 * invoke.texi (Spec Files): New node: Describe the contents of
5125 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
5127 * invoke.texi (DEC Alpha Options): Put @end table at
5128 beginning of line, to avoid confusing texi2html.
5130 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
5132 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
5133 introduced in previous delta.
5135 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5137 * reload1.c (gen_reload): When synthesizing a 3 operand add
5138 sequence, improve test for when to reload OP1 into the reload
5139 register instead of OP0.
5141 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
5143 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
5145 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
5147 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
5150 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
5152 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
5153 (va_dcl): Use __builtin_va_alist_t.
5155 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
5157 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
5158 on the permanent_obstack.
5159 * dwarfout.c (output_type): Likewise.
5161 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
5163 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5164 Merged from c-typeck.c and cp/typeck.c.
5165 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5166 Merged into c-common.
5168 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
5170 * c-lex.c (errorcount): Declare it.
5171 (finish_parse): Update errorcount when using CPPLIB.
5173 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
5175 * fixinc/inclhack.def(end_else_label): Double the backslash so
5176 sed gets a chance to see it.
5177 * fixinc/inclhack.sh: regen
5178 * fixinc/fixincl.x: regen
5180 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
5182 Add framework to support armv5 architecture when it becomes
5185 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
5186 (arm_arch5): New variable.
5187 (all_architectures): Add armv5 line.
5188 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
5189 -march=armv5 is specified on the command line.
5190 (arm_arch5): Export this variable.
5191 * invoke.texi: Document new string accepted by -march= switch for
5194 * config/arm/arm.h: Replace use of constant 12 as a register
5195 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5196 * config/arm/arm.c: Replace use of constant 12 as a register
5197 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5199 * config/arm/elf.h: Tidy up.
5200 * config/arm/coff.h: Tidy up.
5202 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
5204 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
5205 * gcc/config/mips/t-iris6gld: New file.
5206 * gcc/config/mips/iris6gld.h: Likewise.
5208 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
5210 * c-decl.c (widest_integer_literal_type_node,
5211 widest_unsigned_literal_type) : New.
5212 (init_decl_processing): Handle/use the two new types.
5213 * c-common.c (type_for_size,type_for_mode) : Same.
5214 * c-lex.c (yylex) : Same.
5215 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5217 * c-tree.h (widest_integer_literal_type_node,
5218 widest_unsigned_literal_type) : New.
5220 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
5222 * dwarfout.c (field_byte_offset): Correctly compute the object's
5223 byte offset for the first bit of a field which crosses an alignment
5224 boundary on a !BYTES_BIG_ENDIAN target.
5226 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
5228 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
5231 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
5232 Jeff Law <law@cygnus.com>
5234 * ginclude/varargs.h (va_dcl): Use word_mode for type of
5237 * except.c: Include intl.h.
5238 (expand_eh_return): Set current_function_cannot_inline.
5239 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
5240 * function.h (struct function): Add eh_return_stub_label.
5241 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
5242 * Makefile.in (except.o): Depend on intl.h.
5244 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
5246 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
5247 same as offsettable in cases 1 and 2.
5249 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
5251 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
5252 (extlh, extwh): Likewise.
5254 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
5256 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
5258 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
5260 * configure.in: Add arm-pe and thumb-pe targets.
5261 * configure: Regenerate.
5263 * thumb.c (arm_naked_function_p): New function: Determines if
5264 a function is naked (has no gcc generated prologue/epilogue).
5265 (is_called_in_ARM_mode): Return true if the func has the
5266 interfacearm attribute.
5267 (output_return): Do not generate a return for naked functions.
5268 (thumb_function_prologue): Do not generate a prologue for
5270 (thumb_expand_prologue): Do not generate a prologue for naked
5272 (thumb_expand_epilogue): Do not generate an epilogue for naked
5274 (arm_valid_machine_decl_attribute): New function, copied from
5275 arm.c: Permit naked and interfacearm attributes.
5277 * config/arm/pe.c: New file: Support code for arm-pe target.
5278 * config/arm/pe.h: New file: Header file for arm-pe target.
5279 * config/arm/tpe.h: New file: Header file for thumb-pe target.
5280 * config/arm/t-thumb-pe: New file: Makefile fragment for
5283 1999-07-01 Mark Kettenis <kettenis@gnu.org>
5285 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
5286 -fPIC or -fpic is specified.
5288 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
5290 * expr.c (emit_block_move): Use copy_to_mode_reg for
5291 !TARGET_MEM_FUNCTIONS case too.
5293 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
5295 * configure: Rebuilt.
5296 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
5297 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
5298 definitions made redundant by dbxelf.h inclusion. Delete
5299 lots of definitions related to assembly output that are
5300 specific to the SOM object format.
5301 * pa.c (output_function_prologue): Do not emit the function's
5303 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
5304 * pa-pro.h: Deleted.
5305 * som.h: New file with SOM specific definitions.
5306 * elf.h: New file with ELF specific definitions.
5308 * elfos.h (const_section): Output a tab before assembler directives.
5309 (ctors_section, dtors_section): Likewise.
5310 (ASM_OUTPUT_SECTION_NAME): Likewise.
5312 * pa/pa1.h: Delete unused file.
5314 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
5316 * configure.in (hppa*-hp-hpux11*): New configuration.
5317 * configure: Rebuilt.
5318 * pa/pa-hpux11.h: New file.
5319 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
5322 * mips.md (leasi, leadi): New patterns.
5324 * expr.c (emit_block_move): Properly handle case where one of the
5325 block move arguments has a queued increment or decrement.
5326 (clear_storage): Similarly. Fix formatting goof.
5328 1999-06-28 "David O'Brien" <obrien@NUXI.com>
5330 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
5331 semicolon from the BSD VA_LIST replacement expression.
5333 * fixinc/inclhack.sh: regen
5334 * fixinc/fixincl.x: regen
5336 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
5337 now use the fixincl program.
5339 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
5341 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
5342 case. Also make the PIC register call_used.
5344 * m68k.h (FINALIZE_PIC): Delete.
5345 * m68k.c (finalize_pic): Delete.
5347 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
5349 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
5352 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
5354 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
5356 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
5358 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
5360 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
5362 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
5364 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
5366 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
5368 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
5370 * rs6000.c (output_toc): Always use hex values for floating-point
5371 constants. Store single-precision values in upper-half of TOC
5372 entry in 64-bit mode.
5373 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
5374 to final constraints.
5375 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
5376 (fctiwz): Improve accuracy of RTL for pattern.
5378 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
5380 * expr.c (expand_expr): Allow RTL_EXPR's through the
5381 MAX_INTEGER_COMPUTATION_MODE checks.
5383 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
5385 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
5386 such that MASK_SUPPORT_ARCH is not negative.
5388 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
5390 * loop.c (verify_dominator): Properly handle ADDR_VEC and
5391 ADDR_DIFF_VEC insns that appear inside loops.
5393 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
5394 Jeff Law <law@cygnus.com>
5396 * rs6000.md (movdf_hardfloat32): Revert previous patch.
5397 Handle LO_SUM the same as offsettable in cases 1 and 2.
5398 * rs6000.c (find_addr_reg): Revert previous patch.
5400 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
5402 * system.h (strstr): New external function declaration.
5403 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
5404 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
5405 * config.in, configure: Rebuilt.
5407 1999-06-24 Tom Tromey <tromey@cygnus.com>
5409 * gcc.c (main): Read user-specified specs files after computing
5410 additional startfile_prefixes.
5412 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
5414 Revert these two patches:
5416 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5417 * loop.c (strength_reduce): When doing biv->giv conversion, update
5418 reg note of NEXT->insn.
5420 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5421 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5423 (recombine_givs): Set ix field after sorting.
5425 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5427 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
5428 for the parts of an UNSPEC / UNSPEC_VOLATILE.
5430 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
5432 *fixinc/inclhack.def: Add fix development commentary
5433 (read_ret_type): reactivate and add selection clause
5434 (zzz_*): tweak output file name to match what is used in hackshell.tpl
5435 *fixinc/{fixincl.x|inclhack.sh}: regen
5437 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
5439 * expr.c (expand_expr): STRIP_NOPS before checking against
5440 MAX_INTEGER_COMPUTATION_MODE
5441 (check_max_integer_computation_mode): Likewise.
5443 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
5445 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
5447 1999-06-22 Jim Wilson <wilson@cygnus.com>
5449 * expr.c (store_expr): When target is a promoted subreg, return a
5450 promoted subreg as a result.
5452 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
5454 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
5456 (dwarf2out_define): Mark unused parameters appropriately.
5457 (gen_unspecified_parameters_die): Ditto.
5458 (gen_subprogram_die): Fix signed/unsigned warnings.
5459 (gen_variable_die): Ditto.
5461 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
5463 * fixinc/inclhack.def(end_else_label): combined else_label
5464 and endif_label and fixed the sed expression.
5465 *fixinc/{fixincl.x|inclhack.sh}: regen
5467 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
5469 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
5470 'x' when handling non-offsettable addresses
5472 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
5474 * final.c (shorten_branches): Don't try to split an insn that has
5477 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
5479 * config/mips/mips.c (symbolic_expression_p): New function.
5480 (mips_select_rtx_section): Put symbolic expressions in the
5481 data section, not the read-only data section.
5483 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
5485 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
5487 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
5489 * collect2.c (main): Log frame table count.
5490 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
5491 (scan_prog_file) [COFF]: Handle frame tables.
5493 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
5494 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
5495 * alpha/elf.h: Undef them again.
5496 * alpha/vms.h: Remove their definitions.
5498 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5500 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
5501 remove the clobber of r0 and change the REG_UNUSED note to
5504 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
5506 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5507 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5508 fits in HOST_WIDE_INT and one uses union to access a long constant
5511 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5513 * sparc.c (sparc_override_options): Don't allow profiling for
5514 code models other than medlow.
5515 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5516 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5517 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5518 (sparc_block_profiler): Likewise.
5519 (sparc_function_block_profiler_exit): Likewise.
5520 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5521 (FUNCTION_BLOCK_PROFILER): Likewise.
5522 (BLOCK_PROFILER): Likewise.
5523 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5524 (MCOUNT_FUNCTION): New.
5525 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5526 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5527 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5528 (MCOUNT_FUNCTION): New.
5529 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5530 (BLOCK_PROFILER): Delete.
5531 (MCOUNT_FUNCTION): New.
5533 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5535 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5537 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5539 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5542 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5545 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5548 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5551 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5553 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5556 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5558 * i386/djgpp.h (LIB_SPEC): New.
5559 (STARTFILE_SPEC): New.
5561 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5563 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5565 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5568 * system.h (WSTOPSIG): New macro.
5570 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5572 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5574 (insert_pack_attributes): Take into account member natural
5577 * i386/winnt.c (exports_head): New static variable.
5578 (i386_pe_record_exported_symbol): New function.
5579 (i386_pe_asm_file_end): Use.
5580 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5581 symbols to be emitted at end of assembly.
5582 (ASM_DECLARE_OBJECT_NAME): Likewise.
5583 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5585 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
5588 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
5590 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
5593 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
5595 * haifa-sched.c (sched_analyze_1): Use free_list instead of
5596 zapping reg_last_uses directly.
5597 (sched_analyze_2, sched_analyze_insn): Likewise.
5598 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
5600 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
5602 * rs6000.md (movdf_hardfloat32): Use worst case insn length
5603 attributes for cases 1 and 2.
5605 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
5607 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
5610 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
5612 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
5614 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
5616 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
5617 PIC_OFFSET_TABLE_REGNUM for general alloaction.
5618 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
5619 must be stacked if it is used for PIC accesses.
5620 * arm.c (use_return_insn): Handle PIC register specially.
5621 (output_return_instruction): Likewise.
5622 (output_func_{prologue,epilogue}): Likewise.
5623 (output_expand_prologue): Likewise.
5625 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
5626 (*strsi_predec): Renamed from *strqi_predec.
5627 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
5628 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
5630 * arm.c (arm_override_options): Remove warning about PIC code
5631 not being supported.
5633 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
5635 * rs6000.c (find_addr_reg): New function.
5636 * rs6000.h (find_addr_reg): Declare.
5637 (offsettable_addr_operand): Delete.
5638 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
5639 from and stores to GPRs.
5641 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
5643 * alpha.c (alpha_expand_block_move): Use get_insns rather than
5644 gen_sequence as argument to emit_no_conflict_block.
5646 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5648 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
5649 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
5650 *fixinc/fixincl.x: regen
5651 *fixinc/inclhack.sh: regen
5653 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
5655 * added support for -mpcrel (PC relative addressing for m68k)
5656 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
5657 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
5658 * m68k.c (print_operand_address): Handle 32-bit PIC case.
5659 (comments for general_src_operand): Add some explanation
5660 about EXTRA_CONSTRAINTS.
5661 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
5662 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
5663 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
5664 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
5665 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
5666 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
5667 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
5669 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
5670 * m68k.h (TARGET_PCREL): New target flag.
5671 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
5672 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
5673 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
5674 contains a SYMBOL_REF. Relax this constraint during reload, since
5675 we want to use the predicates, not reload's built-in concept of a
5676 valid memory address, to control what insns need reloading.
5677 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
5678 operands (essentially 'g', 'm', and 's' under normal circumstances).
5679 * m68k.c (print_operand): Cause printing of pc-relative addresses
5680 to include pc register.
5681 (print_operand_address): Ditto.
5682 (general_src_operand): Accept operands that are not only
5683 general_operands, but are also valid when used as a pc-relative
5685 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
5686 (memory_src_operand): Similar, for memory_operands.
5687 (pcrel_address): New predicate to accept the special case of a
5688 pc-relative address.
5689 * m68k.md (many patterns): Rewrite common SImode, HImode, and
5690 QImode insns to accept *_src_operand instead of *_operand where
5691 pc-relative operands can fit. For example, a pc-relative operand
5692 can be used as a memory source operand for addsi3, but not as a
5694 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
5696 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
5698 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
5699 .thumb_set pseudo op to mark aliases of thumb functions.
5701 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
5703 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
5704 preference to ASM_OUTPUT_DEF, if it is defined.
5706 * tm.texi: Document new, optional target macro
5707 ASM_OUTPUT_DEF_FROM_DECLS.
5709 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5711 * fixincludes: ISCNTL patch
5712 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
5713 (dgux_int_varargs): new for DG/UX
5714 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
5716 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
5718 * invoke.texi (ia32 options): Fix typo.
5720 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5722 * loop.c (strength_reduce): When doing biv->giv conversion, update
5723 reg note of NEXT->insn.
5725 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
5727 * loop.c (move_movables): Note issues with replacing REGs with
5729 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
5731 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
5733 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
5735 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
5736 the reference to `mcount' was not correct for the ELF on FreeBSD.
5738 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5740 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5743 (recombine_givs): Set ix field after sorting.
5745 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
5747 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
5748 to safe to extract a subword out of a REG.
5750 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5752 * sh.md (mulsi3): Don't add a no-op move at the end.
5754 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5756 * cse.c (cse_insn): Don't put hard register source into tables for
5757 the last insn of a libcall.
5759 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5761 * loop.c (strength_reduce): Insert sets of derived givs at every
5762 biv increment, even if it's the only one.
5764 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5766 * dwarfout.c (add_incomplete_type): New fn.
5767 (output_type): Call it.
5768 (retry_incomplete_types): New fn.
5769 (dwarfout_finish): Call it.
5771 From Eric Raskin <ehr@listworks.com>:
5772 (output_type): Output types for bases.
5774 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5776 * mips.c (mips_output_conditional_branch): Add `break'
5777 between `default' label and `close braces'.
5779 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
5781 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
5782 specifications and make it realistic.
5783 (LIB_SPEC): Likewise.
5785 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
5787 * config/mips/mips.c (mips_secondary_reload_class): Check for
5788 (PLUS (SP) (REG)) and return appropriate register class.
5789 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
5790 Handle (PLUS (SP) (REG)).
5791 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
5792 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
5793 of emit_insn for tablejump.
5795 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
5797 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
5798 asm_fprintf format string by itself.
5799 (output_function_profiler): Likewise.
5801 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
5803 * combine.c (simplify_logical, case AND): Only call
5804 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
5805 or the constant is positive.
5807 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
5809 * configure.in: Fix typo in rs6000-ibm-aix4 case.
5810 * configure: Regenerate.
5812 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
5814 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
5815 require a sub-version #.
5816 * configure: Rebuilt.
5818 1999-06-14 Robert Lipe (robertlipe@usa.net)
5820 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
5822 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
5824 * c-typeck.c (process_init_element): Detect excess elements in
5825 char array initializer.
5827 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5829 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
5831 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5833 * invoke.texi (Option Summary): Add -fpermissive flag.
5835 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
5837 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
5838 that require PIC code sequences.
5840 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
5842 * configure.in: Add new target: thumb-elf.
5843 * configure: Regenerate.
5844 * config/arm/t-thumb-elf: New file: Makefile fragment for
5846 * config/arm/telf.h: New file: Header file for thumb-elf
5849 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
5851 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
5852 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
5853 initializers is some circumstances.
5855 * fixinc/inclhack.def (endif_label): Add additional selector for
5856 more bogus stuff after #endif statements.
5857 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5859 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
5861 * i386/cygwin.h (SET_ASM_OP): Define.
5863 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
5865 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
5867 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5869 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
5872 * sh.md (ic_invalidate_line_i): Remove second alternative.
5874 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5876 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
5877 test for the presence of valid prototypes. Delete bypass expr.
5878 (ioctl_fix_ctrl): Correct the selection expression.
5879 (no_double_slash): Correct quoting rules
5880 *fixinc/fixincl.x: regen
5881 *fixinc/inclhack.sh: regen
5883 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
5885 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
5887 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5889 * rs6000.md (movsi_got_internal_mem): Delete.
5890 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
5891 (GOT_TOC_REGNUM): Delete.
5892 (PIC_OFFSET_TABLE_REGNUM): Define.
5893 (FINALIZE_PIC): Disable.
5894 * rs6000.c (rs6000_got_register): New code for fixed pic register.
5895 (rs6000_replace_regno): Delete.
5896 (rs6000_finalize_pic): Likewise.
5897 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
5899 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5901 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
5902 is a note; use <= for the compare; advance P while it is
5905 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
5907 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
5908 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
5910 * varasm.c (remove_from_pending_weak_list): Verify t->name
5911 is non-NULL before passing it to strcmp.
5913 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5915 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
5916 the typed arguments are not part of a comment
5917 (ioctl_fix_ctrl): Added a purpose comment
5918 *fixinc/fixincl.x: regenerate
5919 *fixinc/inclhack.sh: regenerate
5921 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5923 * invoke.texi: Add C4x invocation docs.
5925 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5927 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
5929 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
5931 (c4x_legitimize_reload_address): New function.
5932 * config/c4x/c4x.md: Update docs.
5934 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
5936 * fixincludes: Avoid removing '.'.
5937 * fixinc/fixinc.svr4: Likewise.
5938 * fixinc/fixinc.winnt: Likewise.
5939 * fixinc/inclhack.tpl: Likewise.
5940 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
5942 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5944 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
5946 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
5948 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
5950 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
5953 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
5955 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
5956 * configure: Regenerate.
5958 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
5960 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
5963 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
5965 * fixinc/inclhack.def (avoid_bool): Also catch
5966 "typedef [unsigned] int bool".
5967 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5969 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
5970 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
5971 * configure: Rebuilt.
5973 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
5975 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
5976 such that we can override its definitions if necessary.
5977 (CPP_SPEC): New define. Support processor specific predefines via
5979 (CC1_SPEC): New define. Support processor specific compiler
5980 options via %(cc1_cpu).
5981 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
5984 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5986 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
5987 between sed's -e flag, and the open-quote following it.
5988 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
5990 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
5991 Jeffrey A Law (law@cygnus.com)
5993 * varasm.c (assemble_start_function): Remove the function
5994 from the pending weak decls list when we define a function.
5995 (assemble_variable): Similarly for variables.
5996 (weak_finish): Ignore items on the list with a NULL name.
5997 (remove_from_ending_weak_list); New function to "remove" an item
5998 from the pending weak declarations list.
6000 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6002 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6004 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6006 * c-lex.c (GETC): Redefine to call getch.
6007 (UNGETC): Redefine to call put_back.
6008 (putback_buffer): New structure type.
6009 (putback): New static structure.
6010 (getch): New function.
6011 (put_back): New function.
6012 (yylex): Replace unused bytes from bad multibyte character.
6014 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6016 * cpplib.c (do_define): Cast `alloca' return value.
6017 (do_include, do_undef, do_pragma): Likewise.
6018 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6020 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6021 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6023 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6025 * sparc.md (abstf2): This should be an expand.
6026 (split after abstf2_notv9): Fix mode.
6027 (abstf2_hq_v9): New pattern.
6028 (abstf2_v9): Only use when no hard quad.
6029 (absdf2_v9): Fix if target is not the same as source.
6030 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6031 Add correct output constraints.
6033 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6035 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6036 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6038 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6040 * mips.h (mips_output_conditional_branch): New function.
6041 (mips_adjust_insn_length): Likewise.
6042 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6043 (ADJUST_INSN_LENGTH): Likewise.
6044 * mips.c (print_operand): Add `F' and `W' for floating-point
6046 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6048 (mips_adjust_insn_length): New function.
6049 (mips_output_conditional_branch): New function.
6050 * mips.md (length): Adjust attribute definition to handle
6051 conditional branches. Change lengths to bytes, rather than
6052 instructions throughout. Remove length attribute from
6053 instructions whose length is four bytes, and rely on the default
6055 (dslot): Fix typo in comment.
6056 Reword conditional branch patterns to use
6057 mips_output_conditional_branch.
6059 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6061 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6062 (LIB_SPEC): Likewise.
6063 Link with -lprof1_r for -g/-pg.
6065 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6067 * loop.c (check_dbra_loop): Fix change of Jan 19.
6069 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6071 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6072 (STARTFILE_SPEC): Define, override the svr4.h version.
6073 (ENDFILE_SPEC): Likewise.
6075 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6077 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6078 * fixinc/fixincl.x: Regenerated.
6079 * fixinc/inclhack.sh: Regenerated.
6081 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6083 * sh.c (barrier_align): Don't return early for normal branch/barrier
6084 when optimizing for SH2.
6086 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
6088 * i386/udk.h (LINK_SPEC): Correct linker search path for
6091 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6093 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
6094 (braf_label_ref_operand): Delete.
6095 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
6096 * sh.md (casesi_jump_2): Operand1 is now the inside of a
6097 label_ref, and has no predicate.
6098 The patten has a predicate to guard against invalid substitutions.
6099 (dummy_jump): Delete.
6100 (casesi): Update use of casesi_jump_2.
6102 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6104 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
6105 *fixinc/fixincl.x: regenerate
6106 *fixinc/inclhack.sh: regenerate
6108 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
6110 * dwarf2out.c (add_incomplete_type): New fn.
6111 (gen_struct_or_union_type_die): Call it.
6112 (retry_incomplete_types): New fn.
6113 (dwarf2out_finish): Call it.
6115 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
6117 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
6118 current block starts with a CODE_LABEL and ends with a CALL and
6119 we can not find all the argument setup instructions for the CALL.
6121 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
6124 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6125 something is a candidate for optimize_bit_field_compare.
6127 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6129 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
6131 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
6133 * alpha.c (override_options): Thinko in last patch.
6135 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
6136 (LIB_SPEC): Recognize -pthread.
6138 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
6140 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
6141 definition in config/arm/coff.h
6142 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
6144 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6146 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
6147 fixes that need "file=xxx\n" prepended before invocation
6148 (start_fixer - new): starting the fixer process is complex enough
6149 to warrent its own routine. It prepends the "file=xxx\n" stuff.
6150 (process): uses the new routine; omit usage of putenv()
6151 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
6152 * fixinc/fixincl.x: regenerate
6154 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
6156 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
6157 and version #s (1.1 -> 2.96) as needed.
6158 * README.g77: Kill way out of date file in the toplevel directory.
6160 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
6162 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
6163 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
6164 * configure: Rebuilt.
6165 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
6166 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
6167 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
6168 (SWITCH_TAKES_ARG): Likewise.
6169 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
6170 * config/t-freebsd: Moved from config/i386/ so it can used for all
6173 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
6175 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
6177 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
6179 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
6180 * configure: Rebuilt.
6182 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
6184 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
6185 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
6186 * rs6000/rs6000.c (rs6000_file_start): Use putc.
6187 (rs6000_output_load_toc_table): Same.
6188 (output_prolog, output_mi_thunk): Same.
6189 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
6190 (ASM_GLOBALIZE_LABEL): Use putc.
6192 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
6194 * alpha.md (reload_*_help): New patterns and splitters.
6195 (reload_*): Use them.
6196 (mov[qh]i): Likewise.
6198 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
6200 * cccp.c (handle_directive): Handle backslash-newlines in quoted
6203 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
6205 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
6207 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
6209 * flow.c (mark_regs_live_at_end, insn_dead_p,
6210 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
6211 and HARD_FRAME_POINTER_REGNUM special treatment if reload
6212 hasn't run or the frame pointer is needed.
6213 * haifa-sched.c (attach_deaths): Likewise.
6214 * sched.c (attach_deaths): Likewise.
6216 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
6218 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
6219 calculate_can_reach_end returns nonzero.
6221 * configure.in (native gas tests): Search for an assembler in the
6222 same manner that the installed compiler will.
6223 * configure: Rebuilt.
6224 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
6226 * alias.c (find_base_term): Improve handling of addresses
6227 constructed from binary operations.
6229 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
6231 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
6233 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
6235 * function.h (cleanup_label, frame_offset): Declare.
6236 (tail_recursion_label, tail_recursion_reentry): Likewise.
6237 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6238 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
6239 (tail_recursion_label, tail_recursion_reentry): Likewise.
6240 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6242 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
6244 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
6246 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
6247 (MAX_OFILE_ALIGNMENT): Define.
6249 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
6251 * fixincl.c: Replace local include scheme with #includes of
6252 gansidecl.h and system.h.
6253 * procopen.c: Likewise.
6254 * server.c: Likewise.
6256 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
6258 * i386/t-dgux (EXTRA_PARTS): Add crti.o
6259 (crti.o): Add build rule and dependencies.
6260 * fixinc/fixinc.dgux: Use modified _int_varargs.h
6262 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6264 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
6265 (LIB_LINUX_SPEC): Likewise.
6266 (LIB_LINUX_SPEC): Add support for -pthread
6267 (CPP_OS_LINUX_SPEC): Likewise.
6268 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
6271 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
6273 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
6275 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
6276 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
6277 for IEEE math and CC_FCOMI.
6278 (put_jump_code): No IEEE if CC_FCOMI is set.
6280 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6282 * fold-const.c (fold_truthop): Make the field reference unsigned
6283 when converting a single bit compare.
6285 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6287 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
6289 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
6291 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
6292 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
6295 * reload.c (push_reload): Do not call remove_address_replacements
6296 when presented with identical optional reloads.
6298 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
6300 * alpha.h (MASK_FIX, TARGET_FIX): New.
6301 (MASK_*): Reorganize constants.
6302 (CPP_AM_FIX_SPEC): New.
6303 (TARGET_SWITCHES): Add FIX.
6304 (EXTRA_SPECS): Likewise.
6305 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
6306 (SECONDARY_MEMORY_NEEDED): Likewise.
6307 (REGISTER_MOVE_COST): Likewise.
6308 * alpha.c (override_options): Add FIX support. Always use
6309 ALPHA_TP_PROG for ev6.
6310 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
6311 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
6312 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
6314 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
6316 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6317 something is a candidate for optimize_bit_field_compare.
6319 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
6321 * gcc.texi (Passes): Document branch-shortening.
6322 * invoke.texi (Debugging Options): Document the fact that `-dp'
6323 outputs length information for instructions.
6325 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
6327 * flow.c: Revert previous delta.
6329 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
6331 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
6332 FRAME_POINTER_REGNUM.
6333 (mark_set_1): Ditto.
6334 (mark_used_regs): Ditto.
6336 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
6338 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
6339 (GOT_PCREL): New macro. Define to 1 if not already defined.
6340 * arm/elf.h (GOT_PCREL): Define to 0.
6341 * arm.c (arm_finalize_pic): Take into account the setting of
6344 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
6346 * output.h (STRIP_NAME_ENCODING): Provide default definition.
6347 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
6349 * flow.c (mark_set_1): Do not record BLKmode stores as dead
6350 store elimination candidates.
6352 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
6354 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
6357 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
6359 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
6360 Add use of x-aix41-gld.
6362 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
6364 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
6365 (ASM_OUTPUT_DESTRUCTOR): Define.
6367 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
6369 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
6370 last CODE_LABEL in a loop if we have previously passed a jump
6371 to the top of the loop.
6373 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
6375 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
6376 applying Philip's patch.
6378 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
6380 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
6383 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
6385 * loop.c (strength_reduce): Grow reg_single_usage as needed.
6387 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
6389 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
6390 Also remove a useless comment.
6392 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6394 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
6396 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
6398 * collect2.c (main): Only generate import or export file and add
6399 to link arguments if non-empty. Use xmalloc not alloca.
6400 (write_{export,import}_file): Delete.
6401 (write_aix_file): New function.
6402 (locatelib): Use xmalloc not malloc.
6403 (GCC_OK_SYMBOL): Do not check type if aix64.
6405 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
6407 Based on patch by Scott Bambrough and Pat Beirne:
6408 * config/arm/arm.c (making_const_table): New variable.
6409 * config/arm/arm.h (making_const_table): Declare.
6410 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
6412 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
6413 Keep track of when we are building the constant table.
6415 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
6417 * config/arm/arm.c (arm_override_options): Fix erroneous warning
6420 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
6422 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
6425 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
6427 * tm.texi (FUNCTION_ARG): Correct description of a stack element
6430 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
6432 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
6434 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6436 * rs6000.c (output_mi_thunk): Enable full support again.
6438 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6440 * sh.h (BRANCH_COST): Define.
6442 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
6444 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
6446 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
6448 * function.c (assign_stack_local): Align stack slot propertly.
6449 (assign_outer_stack_local): Likewise.
6451 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
6453 * expr.h (lang_expand_constant): Declare.
6454 * toplev.c (lang_expand_constant): Define it.
6455 * varasm.c (output_constant): Use it.
6457 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6459 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
6460 Change function definitions to K&R style.
6462 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6464 * fixinc/fixincl.c: We must not ignore SIGCLD now.
6466 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
6468 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
6469 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
6470 (several places): omit static initialization
6471 (process): use single fd, since only the read fd is used
6472 * fixinc/gnu-regex.c: define 'const' away, if not supported
6473 * fixinc/procopen.c(several places): omit static initialization
6474 * fixinc/server.c: define 'volitile' away, if not supported
6476 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6478 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
6479 asm_fprintf and %L to generate the label name.
6480 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
6481 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
6483 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
6485 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
6486 insn for a conditional jump can not be found.
6488 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
6490 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
6491 on variables in specific sections other than .sbss and .sdata.
6493 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
6495 * stmt.c (expand_return): Call start_cleanup_deferral and
6496 end_cleanup_deferral around conditional code.
6498 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6500 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
6501 filename lists. Utilizes new "krstr" AutoGen function.
6502 * fixinc/fixincl.x: Rebuilt.
6504 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
6506 * i386.c (output_float_compare): Avoid GNU-C extensions.
6508 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6510 * version.c: Bump to distinguish mainline tree from the
6513 See ChangeLog.1 for earlier changes.
6516 add-log-time-format: current-time-string