1 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3 * regmove.c (fixup_match_1): Don't change an unchanging register.
4 (stable_but_for_p): Renamed to:
5 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
8 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
10 * loop.c (strength_reduce): Don't call reg_used_between_p if the
11 insn from BL2 is after the insn from BL.
13 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
15 * recog.h (INSN_OUTPUT_FORMAT_*): New.
16 (struct insn_data): Merge `template' and `outfun' into `output'.
18 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
19 (struct data): Remove `outfun'; add `output_format'.
20 (name_for_index): Remove declaration.
21 (output_insn_data): Handle output formats.
22 (process_template): Emit the bare array for @.
23 (gen_expand, gen_split): Set output_format to NONE.
24 * output.h (get_insn_template): Declare.
25 * final.c (get_insn_template): New.
26 (final_scan_insn): Use it.
27 * toplev.c (compile_file): Likewise.
29 * c4x/c4x.c (c4x_process_after_reload): Likewise.
30 * i860/i860.c (output_delayed_branch): Likewise.
31 (output_delay_insn): Likewise.
33 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
35 * rtl.c (obstack_alloc_rtx): Removed.
37 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
39 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
41 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
43 * i386.c (call_insn_operand): Reject const_int.
44 (expander_call_insn_operand): Use call_insn_operand.
46 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
48 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
50 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
52 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
55 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
57 * gcc.c: Include sys/resource.h.
58 (report_times): New flag.
59 (execute): If report_times is set, calculate and report the
60 CPU time consumed by each subprocess.
62 (rus, prus): New globals.
63 (option_map): Add --time.
64 (display_help): Document -time.
65 (process_command): Set report_times if -time is given.
66 Turn off -pipe if -time is given.
68 * invoke.texi: Document new option -time.
70 * configure.in: Check for getrusage. Check if we have to
72 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
73 * configure: Regenerate.
74 * config.in: Regenerate.
76 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
78 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
81 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
83 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
84 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
85 (nan): Return _thenan_sf or _thenan_df as appropriate.
86 (L_thenan_sf): Define _thenan_sf.
87 (L_thenan_df): Define _thenan_df.
89 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
90 (DPBIT_FUNCS): Add _thenan_df.
92 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
94 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
97 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
99 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
102 (lang_specific_driver): Don't take a function pointer parameter.
105 * gcc.c: Include gcc.h.
106 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
107 lang_specific_extra_outfiles, fatal): Don't declare.
108 (multilib_defaults_raw): Constify.
109 (read_specs): Call memset, rather than bzero.
110 (main): Call return, not exit.
111 (lookup_compiler): Call memcpy, not bcopy.
112 (fatal): Make extern.
114 * cppspec.c: Include gcc.h.
115 (lang_specific_driver): Initialize variable `quote'. Constify a
116 char*. All calls to the function pointer parameter now
117 explicitly call `fatal'.
119 * gccspec.c (lang_specific_driver): Include gcc.h.
121 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
123 * arm.c (note_invalid_constants): Use recog_data.operand_type
126 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
128 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
131 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
132 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
133 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
134 reload_secondary_in_reload, reload_secondary_out_reload,
135 reload_secondary_in_icode, reload_secondary_out_icode,
136 reload_reg_rtx, reload_when_needed): Delete declarations.
137 (struct reload): New structure.
138 (rld): Declare new array.
139 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
140 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
141 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
142 reload_secondary_in_reload, reload_secondary_out_reload,
143 reload_secondary_in_icode, reload_secondary_out_icode,
144 reload_reg_rtx, reload_when_needed): Delete definitions.
146 (whole file): Replace uses of the deleted arrays with uses of rld.
147 * reload1.c (whole file): Replace uses of the deleted arrays with
149 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
150 explicit loops, not with bcopy.
152 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
154 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
155 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
156 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
157 insn_name): Delete and consolidate into new structures.
158 (insn_operand_predicate_fn): New.
159 (insn_output_fn): New.
161 (struct insn_operand_data): New.
162 (struct insn_data): New.
164 (OUT_FCN): Update for insn_data change.
165 * builtins.c (expand_builtin_strlen): Likewise.
166 (expand_builtin_memcmp): Likewise.
167 * combine.c (make_extraction, simplify_comparison): Likewise.
168 * cse.c (canon_reg, cse_insn): Likewise.
169 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
170 * expmed.c (store_bit_field, extract_bit_field): Likewise.
171 (emit_store_flag): Likewise.
172 * expr.c (convert_move, emit_block_move): Likewise.
173 (clear_storage, emit_push_insn, expand_increment): Likewise.
174 (do_store_flag): Likewise.
175 * expr.h (GEN_FCN): Likewise.
176 (insn_gen_function): Die.
177 * final.c (final_scan_insn): Update for insn_data change.
178 (output_asm_name): Likewise.
179 * function.c (fixup_var_refs_1): Likewise.
180 * loop.c (check_dbra_loop): Likewise.
181 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
182 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
183 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
184 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
185 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
186 * regmove.c (gen_add3_insn): Likewise.
187 * reload.c (push_secondary_reload, combine_reloads): Likewise.
188 (find_reloads, find_reloads_address_1): Likewise.
189 (debug_reload_to_stream): Likewise.
190 * reload1.c (emit_reload_insns, gen_reload): Likewise.
191 * stmt.c (expand_end_case): Likewise.
192 * toplev.c (compile_file): Likewise.
194 * c4x/c4x.c (c4x_process_after_reload): Likewise.
195 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
197 * print-rtl.c (insn_name_ptr): Remove declaration.
198 (get_insn_name): Declare.
200 * genoutput.c (insn_name_ptr): Remove.
201 (next_operand_number): New.
202 (struct operand_data): New.
203 (null_operand, odata, odata_end): New.
204 (struct data): Use struct operand_data.
205 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
206 (get_insn_name): Renamed from name_for_index.
207 (output_prologue): Define NO_MD_PROTOTYPES.
208 (output_predicate_decls): Break out from output_epilogue.
209 Iterate over the operands list.
210 (output_operand_data): Break out from output_epilogue. Emit
211 just the operands list.
212 (output_insn_data): Break out from output_epilogue. Emit just
214 (output_epilogue): Remove.
215 (output_get_insn_name): New.
216 (constraints, op_n_alternatives, predicates, address_p): Die.
217 (modes, strict_low, seen): Die.
218 (scan_operands): Take new param `d' instead of writing to
219 seven global variables.
220 (compare_operands): New.
221 (place_operands): New.
222 (validate_insn_alternatives): Update for struct data change.
223 (gen_insn): Don't zero or copy 7 global arrays. Update for
224 scan_operands; call place_operands.
225 (gen_peephole, gen_expand, gen_split): Likewise.
226 (main): Update for new output routines.
228 * genattr.c (insn_name_ptr): Remove.
229 (get_insn_name): New function.
230 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
231 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
232 * genrecog.c: Likewise.
234 * alpha.md (adddi3): Make `pattern' array static.
236 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
238 * config/c4x/c4x.h (c4x_rpts_cycles_string,
239 c4x_cpu_version_string): Constify char *.
240 * config/c4x/c4x.c (c4x_rpts_cycles_string,
241 c4x_cpu_version_string): Likewise.
243 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
245 * tree.c (save_tree_status): Revert 10 Sep change.
246 (restore_tree_status): Likewise. Call obstack_free with NULL
247 before freeing the obstack proper.
249 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
251 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
253 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
256 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
258 * tree.c (type_hash_canon): Put all types in the hash-table, when
261 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
263 * recog.h (struct recog_data, recog_data): New.
264 (recog_foo variables): Kill.
265 * recog.c (recog_operand, recog_operand_loc): Kill.
266 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
267 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
268 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
269 (recog_data): Define.
270 (extract_insn): Update all recog_foo references to use recog_data.
271 (preprocess_constraints, constrain_operands): Likewise.
272 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
273 * genattrtab.c (main): Likewise.
274 * genextract.c (main): Likewise.
275 * genoutput.c: Likewise.
276 * genrecog.c (write_subroutine, main): Likewise.
277 * local-alloc.c (block_alloc): Likewise.
278 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
279 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
280 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
281 * reload.c (find_reloads, find_reloads_toplev): Likewise.
282 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
283 (reload_cse_simplify_operands): Likewise.
285 * arc/arc.c (arc_final_prescan_insn): Likewise.
286 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
287 * h8300/h8300.c (notice_update_cc): Likewise.
288 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
289 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
290 * mn10200/mn10200.c (notice_update_cc): Likewise.
291 * mn10300/mn10300.c (notice_update_cc): Likewise.
292 * romp/romp.c (update_cc): Likewise.
293 * sparc/sparc.c (check_pic): Likewise.
294 * v850/v850.c (notice_update_cc): Likewise.
296 * genemit.c (main): Don't declare recog_operand.
298 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
300 * ggc.h (rtvec_def): Forward declare.
301 (tree_node): Likewise.
304 (ggc_set_mark_rtx): Add prototype.
305 (ggc_set_mark_rtvec): Likewise.
306 (ggc_set_mark_tree): Likewise.
307 * ggc-simple.c (ggc_root): Don't define.
308 (roots): Don't declare.
309 (ggc_mark_rtx): Remove.
310 (ggc_mark_rtvec): Likewise.
311 (ggc_mark_tree): Likewise.
312 (ggc_mark_varray): Likewise.
313 (ggc_mark_tree_hash_table_entry): Likewise.
314 (ggc_mark_tree_hash_table): Likewise.
315 (ggc_set_mart_rtx): New function.
316 (ggc_set_mark_rtvec): Likewise.
317 (ggc_set_mark_tree): Likewise.
318 (ggc_add_root): Remove.
319 (ggc_add_rtx_root): Likewise.
320 (ggc_remove_tree_root): Likewise.
321 (ggc_add_string_root): Likewise.
322 (ggc_add_tree_varray_root): Likewise.
323 (ggc_add_tree_hash_table_root): Likewise.
324 (ggc_del_root): Likewise.
325 (ggc_mark_rtx_ptr): Likewise.
326 (ggc_mark_tree_ptr): Likewise.
327 (ggc_mark_string_ptr): Likewise.
328 (ggc_mark_tree_varray_ptr): Likewise.
329 (ggc_mark_tree_hash_table_ptr): Likewise.
330 * ggc-common.c: New file.
331 * Makefile.in (OBJS): Add ggc-common.o.
332 (ggc-common.o): List dependencies.
334 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
336 * cppalloc.c (xstrdup): Use memcpy.
337 * cpperror.c (cpp_print_containing_files): Don't use
339 * cpplib.c (conditional_skip): Set temp->lineno.
340 (do_endif): Make error message less obscure.
341 (if_directive_name): New function.
342 (cpp_get_token [case EOF]): Unwind the if stack and generate
343 error messages for each unterminated conditional in this file.
344 (parse_string): Do not behave differently if -traditional.
346 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
348 * builtins.c (expand_builtin_va_arg): Cope with an array-type
349 va_list decomposing to pointer-type.
350 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
351 (rs6000_va_arg): Likewise.
353 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
355 * except.c (start_dynamic_handler): Compute size using
358 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
361 include directory headers. Don't define strrchr. Don't provide
362 my_* replacement functions. Prefer PTR over `pointer_type'.
363 Don't prototype system functions. Don't redefine getopt.
365 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
366 safe_read, safe_write, save_pointers, restore_pointers,
367 is_id_char, in_system_include_dir, directory_specified_p,
368 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
369 find_corresponding_lparen, referenced_file_is_newer,
370 save_def_or_dec, munge_compile_params, gen_aux_info_file,
371 process_aux_info_file, identify_lineno, check_source,
372 seek_to_line, forward_to_next_token_char, output_bytes,
373 output_string, output_up_to, other_variable_style_function,
374 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
375 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
376 find_static_definition, connect_defs_and_decs, add_local_decl,
377 add_global_decls, needs_to_be_converted, visit_each_hash_node,
378 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
379 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
380 scan_for_missed_items, edit_file, string_list_cons): Add static
382 (standard_exec_prefix, target_machine, target_version,
383 default_syscalls_dir, string_list, string_list_cons, find_file,
384 do_cleaning): Constify a char*.
385 (safe_read, safe_write): Use PTR, not a char*.
386 (is_id_char): Take an int, not a char.
387 (main): Add prototype. Call return, not exit.
389 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
391 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
392 when comparing types.
394 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
396 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
397 (strength_reduce): Release the varrays from the no-bivs early exit.
399 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
400 the loop over the registers.
402 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
404 (restore_tree_status): Check that instead when freeing the obstack.
406 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
408 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
411 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
413 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
414 operand size modifiers.
416 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
418 * c-common.c (c_common_nodes_and_builtins): Don't build
420 * c-common.h (enum c_tree_index and related accesor macros): Remove
421 everything now declared in tree.h.
422 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
423 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
424 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
425 (error_mark_node, void_type_node, char_type_node, integer_type_node,
426 unsigned_type_node, ptr_type_node, va_list_type_node,
427 integer_zero_node, null_pointer_node, integer_one_node): Delete.
428 (init_decl_processing): Call build_common_tree_nodes and
429 build_common_tree_nodes_2 instead of building their nodes here.
430 Don't add roots for these nodes.
431 * stor-layout.c (size_zero_node, size_one_node): Delete.
432 (set_sizetype): Make a new node for bitsizetype each time.
433 * tree.c (global_trees): New variable.
434 (init_obstacks): Add a gc root for it.
435 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
436 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
437 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
438 (build_common_tree_nodes): New function.
439 (fix_sizetype): New function.
440 (build_common_tree_nodes_2): New function.
441 * tree.h (enum tree_index): New.
442 (global_trees): Declare.
443 Add accessor macros for all nodes now moved to global_trees.
444 Delete their declarations.
446 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
448 * c-decl.c (finish_function): When processing a nested function,
449 push and pop GC context around rest_of_compilation.
451 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
453 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
454 Default ix86_arch to PROCESSOR_I386.
455 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
456 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
457 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
458 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
459 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
460 (EXTRA_SPECS): Remove deleted specs.
462 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
464 * function.c (assign_stack_local_1): Allocate from
465 function->x_frame_offset, not frame_offset.
467 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
469 * ggc.h (lang_cleanup_tree): Remove.
470 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
471 * ggc-callbacks.c (lang_cleanup_tree): Remove.
473 * c-decl.c (finish_struct): Use ggc_alloc to allocate
474 TYPE_LANG_SPECIFIC when garbage collecting.
475 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
476 (lang_cleanup_tree): Remove.
478 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
480 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
481 * crtstuff.c: Not here.
482 * dwarf2out.c: Or here.
483 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
486 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
488 * function.h (free_after_compilation): Remove decl parameter.
489 (free_varasm_status0: Likewise.
490 (free_emit_status): Likewise.
491 (free_stmt_status): Likewise.
492 (free_after_compilation): Likewise.
493 (init_lang_status): New variable.
494 (free_lang_status): Likewise.
495 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
496 * function.c (init_lang_status): New variable.
497 (free_lang_status): Likewise.
498 (push_function_context_to): Don't set function::decl here.
499 (free_after_copmilation): Make decl parameter implicit. Call
500 free_lang_status if defined.
501 (prepare_function_start): Call init_lang_status if defined.
502 (init_function_start): Set function::decl here.
503 * profile.c (output_func_start_profiler): Don't call pushdecl
504 until we've actually started the function.
505 * stmt.c (free_stmt_status): Make decl parameter implicit.
506 * toplev.c (rest_of_compilation): Don't pass decl to
507 free_after_compilation.
508 * varasm.c (free_varasm_status): Likewise.
510 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
512 * except.c (call_get_eh_context): Add root when allocating static
515 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
517 * arm.c: Include "ggc.h".
518 (arm_add_gc_roots): New function.
519 (arm_override_options): Call it.
520 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
522 * arm.md (define_asm_attributes): Add a pool_range attribute.
524 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
526 * extend.texi (Volatiles): New node.
528 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
530 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
531 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
532 (struct ggc_any): Replace `mark' with `magic_mark'.
533 (ggc_alloc_string): Use memcpy, not bcopy.
534 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
535 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
537 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
538 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
539 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
540 Use IS_MARKED. Use ggc_free_any.
542 1999-09-09 Scott Bambrough <scottb@netwinder.org>
544 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
546 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
548 * toplev.c (main): Always init_ggc.
550 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
552 * except.c (find_all_handler_type_matches): Free the list if
555 * combine.c (SUBST): Break out to a real function do_SUBST.
556 (SUBST_INT): Likewise.
557 * gcse.c (free_pre_mem): Free `temp_bitmap'.
558 (pre_insert): Free `inserted'.
559 * loop.c (basic_induction_var): Always set `location'.
561 * function.c (expand_function_end): Add initial_trampoline as a root.
562 * rtl.h (init_varasm_once): Declare.
563 * toplev.c (compile_file): Call it.
564 * ggc-simple.c (ggc_mark_string_ptr): New.
565 (ggc_add_string_root): New.
566 (ggc_collect): Disable collection avoidance temporarily.
567 * ggc.h (ggc_add_string_root): Declare.
568 * except.c (create_rethrow_ref): Use ggc_alloc_string.
569 * optabs.c (init_libfuncs): Likewise.
570 * varasm.c (named_section): Use ggc_alloc_string.
571 (make_function_rtl): Likewise.
572 (make_decl_rtl): Likewise.
573 (assemble_static_space): Likewise.
574 (assemble_trampoline_template): Likewise.
575 (output_constant_def): Likewise.
576 (force_const_mem): Likewise.
577 (mark_const_hash_entry): New.
578 (mark_pool_sym_hash_table): New.
579 (mark_varasm_state): Use it.
580 (init_varasm_once): New.
582 * expr.h (init_one_libfunc): Declare.
583 * optabs.c (init_one_libfunc): New.
584 (init_optabs): Use it.
585 * config/gofast.h: Likewise.
586 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
587 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
589 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
591 * Makefile.in (cppexp.o): Depend on cpphash.h.
592 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
594 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
595 * cpplib.c (do_define): Generalise to handle poisoned definitions,
596 redefining poisoned identifiers, etc.
597 (do_undef): Don't allow poisoned identifiers to be undefined.
598 (do_pragma): Add #pragma poison.
599 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
601 * cccp.c: Add T_POISON node type.
602 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
604 (do_define): Generalise to handle poisoned definitions,
605 redefining poisoned identifiers, etc.
606 (do_undef): Don't allow poisoned identifiers to be undefined.
607 (do_pragma): Add #pragma poison.
608 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
610 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
611 * c-pragma.h: Add ps_poison state. We now always have generic
614 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
616 * ggc.h (ggc_alloc): New function.
617 (ggc_mark): Likewise.
618 * ggc-simple.c (ggc_any): New structure.
619 (ggc_status): Add anys.
620 (n_anys_collected): New variable.
622 (ggc_mark): Likewise.
623 (ggc_collect): Collect the anys.
625 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * c-decl.c (mark_binding_level): Make static to match prototype.
629 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
631 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
633 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
635 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
636 will use into account. Expand the max width to 5.
639 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
641 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
644 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
646 * alpha.md (call value patterns): Remove the result predicates.
648 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
650 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
653 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
655 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
656 changed from extern char *, to extern PTR. Also fix typo in
657 NEED_DECLARATION_REALLOC test.
659 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
661 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
663 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
664 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
665 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
666 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
668 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
670 * cccp.c (pcfinclude): Likewise.
672 * global.c (allocno_compare): Likewise.
674 * haifa-sched.c (rank_for_schedule): Likewise.
676 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
678 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
680 * stupid.c (stupid_reg_compare): Likewise.
682 * tree.c (_obstack_allocated_p): Likewise.
684 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
686 1999-09-08 Bruce Korb autogen@linuxbox.com
688 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
689 why "gperf -F" fails.
690 * gcc/cp/Makefile.in: ditto
691 * gcc/Makefile.in: ditto
692 * gcc/java/Makefile.in: ditto
694 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
696 * lists.c: Include ggc.h.
698 (init_EXPR_INSN_LIST_cache): Install it.
700 * ggc-simple.c (init_ggc): Absorb the old init.
701 (ggc_push_context): Use xcalloc.
702 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
703 (ggc_collect): Add [rvts] tags to the collection stats.
705 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
707 * cccp.c (main): Fix handling of -include and -imacros options.
709 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
711 * cpplib.c (cpp_push_buffer): Fix order of arguments.
713 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
715 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
718 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
720 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
721 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
722 and SET_DEST. Update comment.
724 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
726 * config/c4x/c4x.c: Include ggc.h.
727 (c4x_add_gc_roots): New function.
728 (c4x_override_options): Call c4x_add_gc_roots.
730 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
732 * defaults.h (TARGET_ESC): Move ...
733 * system.h: ... here, where Linas had it in the first place. Silly me.
735 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
737 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
738 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
739 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
740 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
741 * defaults.h (TARGET_ESC): Add default.
743 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
745 * configure.in: add i370-*-openedition, i370-*-mvs and
748 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
750 * dsp16xxx.c: Include ggc.h
751 (override_options): Mark GC roots.
752 * mn10200.c: Include ggc.h.
753 (asm_file_start): Mark GC roots.
754 * tahoe.c: Include ggc.h.
755 (extensible_operand): Mark GC roots.
757 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
759 * README: Add section discussing status of ELF ABI.
760 * i370.c: Fix misc spelling mistakes.
761 (i370_label_scan): Updated notes, exception handling.
762 (i370_function_prolog): Simplify ELF stack handling.
763 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
764 (STACK_GROWS_DOWNWARD): ELF stack grows down.
765 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
766 * i370.md: (movdi): Add notes.
767 (floatsidf2): Use stack not rtca for scratch float area.
768 (iorsi3): Correct operand constraints.
769 * x-oe: Restore TAROUTOPTS which are used by pax.
771 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
773 * rs6000.c: Include ggc.h.
774 (rs6000_add_gc_roots): New function.
775 (override_options): Call it.
777 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
779 * alpha.h (alpha_compare): New.
780 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
781 * alpha.c: Likewise for the definitions.
782 (alpha_emit_conditional_branch): Update for alpha_compare.
783 (alpha_emit_conditional_move): Likewise.
784 * alpha.md (cmpdf, cmpdi): Likewise.
785 (setcc patterns): Likewise. Zero alpha_compare after use.
786 (sne): Optimize (x != 0) into (0U < x).
788 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
790 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
791 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
792 (INIT_EXPANDERS): Remove.
793 * alpha.c: Include ggc.h.
794 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
795 (alpha_init_machine_status, alpha_mark_machine_status): New.
796 (override_options): Install them.
797 (struct machine_function): Moved to alpha.h.
798 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
799 (alpha_init_expanders): Remove.
800 (alpha_return_addr): Adjust to use current_function->machine.
801 (alpha_ra_ever_killed): Likewise.
802 (alpha_expand_epilogue): Likewise.
803 * alpha.md (eh_epilogue): Likewise.
805 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
806 Melissa O'Neill <oneill@cs.sfu.ca>
807 Geoffrey Keating <geoffk@cygnus.com>
809 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
810 call-used registers (call-saved registers must still be contiguous
811 and end with r31, of course).
813 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
815 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
816 (self_promoting_type_p): Delete.
817 (self_promoting_args_p): Move ...
818 * c-common.c: ... here.
819 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
820 (simple_type_promotes_to): New.
821 * builtins.c (lang_type_promotes_to): New.
822 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
823 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
824 * c-common.h: ... here.
825 (self_promoting_args_p, simple_type_promotes_to): Declare.
826 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
827 (grokdeclarator): Likewise.
828 * tree.h (lang_type_promotes_to): Declare.
830 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
832 Add some machine-dependent GC roots.
833 * sparc.c: Include ggc.h.
834 (sparc_add_gc_roots): New function.
835 (mark_ultrasparc_pipeline_state): Likewise.
836 (override_options): Call sparc_add_gc_roots.
837 * pa.c: Include ggc.h.
838 (pa_add_gc_roots): New function.
839 (mark_deferred_plabels): Likewise.
840 (override_options): Call pa_add_gc_roots.
841 * mips.c: Include ggc.h.
842 (mips_add_gc_roots): New function.
843 (override_options): Use it.
845 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * cpperror.c (cpp_file_line_for_message): Constify a char*.
849 * cppexp.c (parse_number, parse_charconst, cpp_lex,
850 cpp_parse_expr): Add static prototypes.
851 (parse_charconst): Don't cast away const-ness.
852 (token): Constify a char*.
854 * cppfiles.c (file_name_list, include_hash, find_include_file,
855 finclude, initialize_input_buffer): Constify a char*.
856 (file_cleanup, find_position): Add static prototypes.
858 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
859 collect_expansion): Add static prototypes.
860 (cpp_install, create_definition, monthnames): Constify a char*.
862 * cpphash.h (cpp_install): Likewise.
864 * cppinit.c (known_suffixes, default_include,
865 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
866 (base_name, dump_special_to_buffer, initialize_dependency_output):
867 Add static prototypes.
869 * cpplib.c (my_strerror): Constify a char*.
870 (null_underflow, null_cleanup, skip_comment, copy_comment,
871 copy_rest_of_line, handle_directive, pass_thru_directive,
872 get_directive_token, read_line_number, cpp_print_file_and_line,
873 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
874 v_cpp_warning_with_line, detect_if_not_defined,
875 consider_directive_while_skipping): Add static prototypes.
876 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
877 cpp_pedwarn_with_file_and_line): Constify a char*.
879 * cpplib.h (cpp_options, include_hash, progname, definition,
880 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
881 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
882 find_include_file, deps_output, include_hash): Constify a char*.
884 * cppmain.c (progname): Constify.
885 (main): Add prototype. Use return, not exit.
887 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
888 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
889 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
890 check_protection): Add static prototype.
892 (progname, recognized_macrom, recognized_extern): Constify a char*.
893 (main): Add prototype.
895 * gen-protos.c (progname): Constify a char*.
897 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
899 * emit-rtl.c (free_emit_status): Take decl as a parameter.
900 (init_emit_once): Add more GC roots.
901 * except.c (mark_func_eh_entry): New function.
902 (mark_eh_node): Mark false_label and rethrow_label.
903 (init_eh): Add more GC roots.
904 * function.c (free_after_compilation): Take decl as a paramter.
905 Call free_stmt_status.
906 (mark_function_state): Don't assume x_parm_reg_stack_loc is
908 * function.h (free_after_compilation): Change prototype.
909 (free_varasm_status): Likewise.
910 (free_emit_status): Likewise.
911 (free_stmt_status): New function.
912 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
913 Remove, replacing with ...
914 (ggc_status): New structure.
915 (ggc_chain): New variable.
917 (ggc_push_context): New function.
918 (ggc_pop_context): Likewise.
919 (ggc_alloc_rtx): Adjust for use of ggc_chain.
920 (ggc_alloc_rtvec): Likewise.
921 (ggc_alloc_tree): Likewise.
922 (ggc_alloc_string): Likewise.
923 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
924 (ggc_mark_tree): Give language-dependent code a chance to mark
926 (ggc_mark_tree_varray): Handle empty arrays.
927 (ggc_collect): Adjust for use of ggc_chain. Clear
928 bytes_alloced_since_last_gc.
929 * ggc.h (ggc_pop_context): New function.
930 (ggc_push_context): Likewise.
931 * print-tree.c (print_node): Don't print obstacks when GC'ing.
932 * stmt.c (free_stmt_status): New function.
933 (init_stmt_for_function): Clear last_expr_value.
934 * toplev.c (rest_of_compilation): Always call free_after_compilation.
935 Conditionalize call to ggc_collect.
936 (main): Call init_ggc.
937 * tree.c (push_obstacks): Do the push, even when GC'ing.
938 (push_obstacks_nochange): Likewise.
939 (pop_obstacks): Liekwise.
940 * varasm.c (free_varasm_status): Take decl as a parameter.
942 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
944 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
945 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
946 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
947 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
949 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
951 * pa/x-pa-mpeix: New file for the MPE port.
953 * pa/quadlib.asm: New file for long double support.
955 * configure.in: Add hppa1.0-*-mpeix for MPE port.
956 * configure: Rebuilt.
958 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
960 * final.c (shorten_branches): Fix last change.
962 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
964 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
966 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
968 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
971 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
973 * c-aux-info.c (concat): Don't define.
975 * cccp.c (my_strerror): Likewise. All callers changed to use
977 (do_include): Call xstrdup, not xmalloc/strcpy.
978 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
979 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
981 * collect2.c (my_strsignal): Likewise. All callers changed to use
983 (locatelib): Call xstrdup, not xmalloc/strcpy.
985 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
987 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
989 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
991 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
993 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
995 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
997 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
999 (find_all_handler_type_matches): Likewise. Don't check return
1001 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
1002 xmalloc, not malloc.
1003 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
1005 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
1006 (init_spec): Call xcalloc, not xmalloc/bzero.
1007 (set_spec): Call xstrdup, not save_string.
1008 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
1009 (find_a_file): Call xstrdup, not xmalloc/strcpy.
1010 (process_command): Call xstrdup, not save_string.
1011 (main): Call xcalloc, not xmalloc/bzero.
1013 * gcov.c (xmalloc): Don't define.
1014 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
1015 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
1016 (output_data): Call xcalloc, not xmalloc/bzero.
1018 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
1020 * mips-tdump.c (xmalloc): Don't define.
1021 (print_symbol): Call xmalloc, not malloc.
1022 (read_tfile): Call xcalloc, not calloc.
1024 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
1025 Don't define. All callers of xfree/my_strsignal changed to use
1026 free/strsignal instead.
1027 (allocate_cluster): Call xcalloc, not calloc.
1029 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
1030 Fix memory leak, free allocated memory.
1032 * prefix.c (translate_name): Call xstrdup, not save_string.
1033 (update_path): Likewise.
1035 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
1037 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
1038 Don't define. Callers of xfree/savestring2 changed to use
1039 free/concat instead.
1041 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
1042 (init_elim_table): Likewise.
1044 * resource.c (init_resource_info): Likewise.
1046 * stupid.c (stupid_life_analysis): Likewise.
1048 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
1049 (open_dump_file): Call concat, not xmalloc/strcpy/...
1050 (clean_dump_file): Likewise.
1051 (compile_file): Call xstrdup, not xmalloc/strcpy.
1053 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
1055 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
1056 * v850.c (v850_va_arg): New.
1058 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1060 * haifa-sched.c: Tidy comments.
1062 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1064 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
1065 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
1066 $(out_object_file)): Depend on ggc.h.
1067 * c-common.c: Include "ggc.h".
1068 (combine_strings): If doing GC, use ggc_alloc_string.
1069 * c-decl.c: Include "ggc.h".
1070 (ggc_p): Define with value 0.
1071 (mark_binding_level): New function.
1072 (init_decl_processing): Add GC roots.
1073 (mark_c_function_context): New function.
1074 (lang_mark_false_label_stack): New function.
1075 (lang_mark_tree): New function.
1076 (lang_cleanup_tree): New function.
1077 * c-lang.c: Include "ggc.h".
1078 (lang_init): Call c_parse_init.
1079 * c-lex.c: Include "ggc.h".
1080 (check_linenum): If doing GC, don't copy filenames to permanent
1082 * c-parse.in: Include "ggc.h".
1083 (c_parse_init): New function.
1084 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
1085 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
1087 * except.c (mark_eh_state): Mark more state.
1088 * function.c (mark_function_state): Likewise.
1089 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
1090 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
1091 * toplev.c (mark_file_stack): New function.
1092 (compile_file): If doing GC, use ggc_alloc_string on input filename.
1093 (main): Add root for input_file_stack.
1095 * i386.c: Include "ggc.h".
1096 (ix86_mark_machine_status): New function.
1097 (override_options): Set mark_machine_status.
1099 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1101 * tree.c (copy_node): Copy node contents also if doing GC.
1103 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1105 * collect2.c (scan_libraries): Fix double-thinko :-).
1107 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
1109 * collect2.c (scan_libraries): Fix thinko.
1111 * cse.c (delete_trivially_dead_insns): Do not skip the last
1112 insn if it is a real insn.
1114 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
1116 * Makefile.in (ggc-simple.o): Depend on hash.h.
1117 * ggc.h (ggc_add_tree_hash_table_root): Declare.
1118 (ggc_mark_tree_varray): Likewise.
1119 (ggc_mark_tree_hash_table): Likewise.
1120 * ggc-simple.c: Include hash.h.
1121 (ggc_mark_tree_hash_table_ptr): New function.
1122 (ggc_mark_tree_hash_table_entry): Likewise.
1123 (ggc_mark_tree_hash_table): Likewise.
1124 (ggc_add_tree_hash_table_root): Likewise.
1125 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
1126 rtx, when defining fields.
1128 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1130 * profile.c (output_func_start_profiler): Remove apparently
1131 nonsensical call to start_sequence.
1133 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
1135 * clipper/clipper.c (clipper_va_start): Fix typos.
1137 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
1138 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
1139 (spur_va_arg): New stub.
1141 * configure.in: Comment out pyramid.
1143 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
1145 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
1146 don't conflict with the bits that win32, cygwin, and dgux
1149 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
1150 Bernd Schmidt <bernds@cygnus.co.uk>
1152 * integrate.c (function_cannot_inline_p): Do not inline
1153 functions with forced labels.
1155 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
1156 Bernd Schmidt <bernds@cygnus.co.uk>
1157 Mark Mitchell <mark@codesourcery.com>
1159 * Makefile.in (ggc-simple.o): Depend on varray.h.
1160 (rtl.o): Depend on ggc.h.
1161 (genattrtab.o): Depend on ggc.h.
1162 (print-tree.o): Likewise.
1163 (fold-const.o): Likewise.
1164 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
1165 (make_insn_raw): Don't cache insns when GC'ing.
1166 (emit_insn_before): Likewise.
1167 (emit_insn_after): Likewise.
1168 (emit_insn): Likewise.
1169 (start_sequence): Use xmalloc to allocate the sequence_stack.
1170 (end_sequence): Add free to free it.
1171 (gen_sequence): Don't cache insns when GC'ing.
1172 (clear_emit_caches): Don't use sequence_element_free_list.
1173 (init_emit): Use xcalloc, not xmalloc+bzero.
1174 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
1175 * function.c (pop_function_context_from): Use free to free the
1176 fixup_var_refs_queue.
1177 (put_reg_into_stack): Allocate it with xmalloc.
1178 * genattrtab.c: Include ggc.h.
1179 (operate_exp): Don't use obstack_free when GC'ing.
1180 (simplify_cond): Likewise.
1181 (simplify_text_exp): Likewise.
1182 (optimize_attrs): Likewise.
1183 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
1185 (gencode): Generate a #include for ggc.h.
1186 * ggc-callbacks.c (ggc_p): Define it to zero.
1187 * ggc-none.c (ggc_p): Likewise.
1188 * ggc-simple.c: Include varray.h.
1189 (ggc_mark_tree_varray): New function.
1190 (ggc_add_tree_varray_root): Likewise.
1191 (ggc_mark_tree_varray_ptr): Likewise.
1192 * ggc.h (ggc_p): Declare.
1193 (varray_head_tag): Likewise.
1194 (ggc_add_tree_varray_root): Declare.
1195 * print-tree.c (print_node): Don't check for TREE_PERMANENT
1196 inconsistencies when GC'ing.
1197 * rtl.c: Include ggc.h.
1198 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
1199 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
1200 (rtx_free): Don't call obstack_free when GC'ing.
1201 * toplev.c (rest_of_compilation): Call ggc_collect after every
1203 * tree.c (push_obstacks): Do nothing, if GC'ing.
1204 (pop_obstacks_nochange): Likewise.
1205 (pop_obstacks): Likewise.
1206 (make_node): Use ggc_alloc_tree when GC'ing.
1207 (copy_node): Likewise.
1208 (get_identifier): Use ggc_alloc_string when GC'ing.
1209 (build_string): Likewise.
1210 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
1211 (tree_cons): Likewise.
1213 (type_hash_canon): Don't call obstack_free when GC'ing.
1215 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
1217 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
1218 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
1220 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
1221 Bernd Schmidt <bernds@cygnus.co.uk>
1222 Mark Mitchell <mark@codesourcery.com>
1224 * Makefile.in (stor-layout.o): Depend on ggc.h.
1225 (expr.o): Depend on ggc.h.
1226 (profile.o): Depend on ggc.h.
1227 (stor-layout.o): Depend on ggc.h.
1228 * emit-rtl.c (init_emit_once): Add gc roots.
1229 * expr.c: Include ggc.h.
1230 (emit_block_move): Add gc roots.
1231 (clear_storage): Likewise.
1232 * expr.h (init_stor_layout_once): New function.
1233 * profile.c: Include ggc.h.
1234 (init_arc_profiler): profiler_label is a root.
1235 * scan.c (make_sstring_space): Trust xrealloc to function
1236 correctly with first parameter NULL.
1237 * stor-layout.c: Include ggc.h.
1238 (set_sizetype): Add gc root.
1239 (init_stor_layout_once): New function.
1240 * toplev.c (compile_file): Call it.
1242 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1243 Bernd Schmidt <bernds@cygnus.co.uk>
1244 Mark Mitchell <mark@codesourcery.com>
1246 * Makefile.in (tree.o): Depend on ggc.h.
1247 (varasm.o): Likewise.
1248 (function.o): Likewise.
1250 (except.o): Likewise.
1251 (optabs.o): Likewise.
1252 (emit-rtl.o): Likewise.
1253 * emit-rtl.c: Include ggc.h.
1254 (sequence_element_free_list): Remove, and all references.
1255 (mark_sequence): New functions.
1256 (mark_emit_state): New function.
1257 * except.c: Include ggc.h.
1258 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1259 (mark_tree_label_node): New functions.
1260 (mark_eh_state): New function.
1261 * function.c: Include ggc.h.
1262 (mark_temp_slot, mark_function_chain): New functions.
1263 (mark_function_state): New function.
1264 (init_function_once): New function.
1265 * function.h (init_function_once): New function.
1266 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1267 * ggc.h (label_node): Declare.
1268 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1269 (lang_mark_false_label_stack): New function.
1270 (mark_temp_slot): Remove declaration.
1271 (mark_function_chain): Likewise.
1272 (mark_eh_state): Adjust prototype.
1273 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1275 * optabs.c: Include ggc.h.
1276 (mark_optab): New function.
1277 (init_optabs): Add gc roots.
1278 * stmt.c: Include ggc.h.
1279 (mark_cond_nesting, mark_loop_nesting): New functions.
1280 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1281 (mark_stmt_state): New function.
1282 * toplev.c (compile_file): Call init_function_once.
1283 * tree.c: Include ggc.h.
1284 (type_hash): Move declaration earlier in file.
1285 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1286 (init_obstacks): Add gc roots.
1287 (mark_type_hash): New function.
1288 * varasm.c: Include ggc.h.
1289 (mark_pool_constant): New function.
1290 (mark_varasm_state): New function.
1292 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1294 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1296 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1298 * c-decl.c (struct language_function): Renamed from struct c_function.
1300 (c_function_chain): Delete.
1301 (push_c_function_context): New arg F. Don't warn about nested
1302 functions here. Fill LANGUAGE elt of F. Delete code to update
1303 c_function_chain. Don't call push_function_context.
1304 (pop_c_function_context): New arg F. Restore from there instead of
1305 from c_function_chain. Don't call pop_function_context. Clear out
1306 LANGUAGE field of F when done.
1307 * c-lang.c: Include "function.h"
1308 (lang_init): Initialize save_lang_status and restore_lang_status.
1309 * c-parse.in (nested_function, nested_function_notype): Warn about
1310 nested functions. Call push_function_context/pop_function_context
1311 instead of the _c_ variants.
1312 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1314 * Makefile.in (c-lang.o): Update dependencies.
1316 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
1317 regno_pointer_flag, regno_pointer_align.
1318 (gen_reg_rtx): Use xrealloc to enlarge them.
1319 (free_emit_status): New function.
1320 * function.c (mark_machine_status, mark_lang_status): New variables.
1321 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
1322 in some bits from assign_stack_local. All callers changed to use new
1324 (assign_stack_local): Just call assign_stack_local_1.
1325 (free_after_compilation): New function.
1326 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
1327 (trampoline_address): Likewise.
1328 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
1329 (prepare_function_start): Explicitly clear some more variables.
1330 * function.h (struct function): New elt can_garbage_collect.
1331 (mark_machine_status, mark_lang_status): Declare variables.
1332 (free_after_compilation, free_emit_status, free_varasm_status,
1333 init_varasm_status): Declare functions.
1334 * toplev.c (rest_of_compilation): Call free_after_compilation when
1335 done with the current function.
1336 * varasm.c (free_varasm_status): New function.
1338 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
1340 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
1341 (EXPAND_BUILTIN_VA_ARG): Define.
1342 * sparc.c (sparc_va_start): New.
1343 (sparc_va_arg): New.
1345 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1347 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
1349 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1351 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
1353 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
1355 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
1357 (ggc-callbacks.o): New target.
1358 * ggc-callbacks.c: New file.
1360 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1362 * expr.h: Collapse individual optab and libfunc vars to arrays.
1363 (optab_index, libfunc_index): New enumerations.
1364 (optab_table, libfunc_table): New arrays.
1365 Add accessor macros for both.
1367 * optabs.c (optab_table, libfunc_table): New.
1368 Delete declarations for individual optab and libfunc vars.
1370 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
1372 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
1374 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1376 * Makefile.in (GGC, GGC_LIB): New.
1377 (HOST_RTL): Include ggc-none.o.
1378 (ggc-simple.o): New target.
1379 (ggc-none.o): Likewise.
1380 * tree.h (tree_common): Add gc_mark.
1381 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
1382 (struct rtvec_def): Add gc_mark.
1383 * emit-rtl.c (global_rtl): Update static initializers to contain
1384 enough initializers.
1385 * ggc.h, ggc-none.c, ggc-simple.c: New files.
1386 * toplev.c (gc_time): New variable.
1387 (all_time): New variable.
1388 (compile_file): Print gc time.
1389 (print_time): Calculate percentage of the whole.
1391 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1393 Change obstack memory management and varasm constant pool handling so
1394 that nested functions are treated like any other functions.
1395 * function.c (init_machine_status): New variable.
1396 (push_function_context_to): Set contains_functions for the outer
1397 function. Don't call save_varasm_status.
1398 (pop_function_context_from): Don't call restore_varasm_status. Don't
1399 set current_function_contains_functions.
1400 (prepare_function_start): Call init_varasm_status rather than
1401 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
1403 * function.h (struct function) Add field varasm. Delete fields
1404 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
1405 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
1406 (init_machine_status): Declare.
1407 (save_varasm_status, restore_varasm_status): Delete declarations.
1408 (save_tree_status, restore_tree_status): Delete last argument.
1409 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
1410 code. All callers changed.
1411 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
1412 save_constants_in_decl_trees, restore_constants, save_constants,
1413 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
1415 (inlining): New variable.
1416 (reg_map, label_map, insn_map, orig_asm_operands_vector,
1417 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
1419 (save_for_inline_nocopy): Don't save constants.
1420 Don't set inl_emit field in current_function.
1421 (expand_inline_function): Use emit field, not inl_emit, of the inlined
1422 function. Set new variable inlining before
1423 calling copy_rtx_and_substitute.
1424 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
1425 constant pool references if inlining is nonzero.
1426 Delete ADDRESS and (most of the) CONST cases.
1427 (output_inline_function): Save and restore current_function/
1428 current_function_decl. Delete restore_constants code. Don't call
1429 init_const_rtx_hash_table.
1430 * output.h (init_const_rtx_hash_table): Don't declare.
1431 * rtl.h (struct function): Declare.
1432 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
1433 * toplev.c (rest_of_compilation): Don't treat nested functions or
1434 functions containing them specially. Delete all code to deal with
1435 save_for_inline_copying.
1436 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
1437 inline_obstacks): Delete variables.
1438 (save_tree_status): Lose arg CONTEXT. All callers changed.
1439 Simply allocate a new function_maybepermanent_obstack for the new
1440 function, delete all the special cases.
1441 Don't save inline_obstacks.
1442 (restore_tree_status): Lose arg CONTEXT. All callers changed.
1443 Delete special handling for function_maybepermanent_obstack; simply
1445 Don't restore inline_obstacks.
1446 (permanent_allocation): Delete code that frees inline_obstacks.
1447 (print_inline_obstack_statistics): Delete function.
1448 (dump_tree_statistics): Don't call it.
1449 * varasm.c (struct varasm_status): New.
1450 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
1451 last_pool, pool_offset, const_double_chain): Delete global
1452 variables, replace with accessor macros.
1453 (immed_double_const): Don't walk const_double_chain outside a
1454 function, but don't treat nested functions specially anymore.
1455 (immed_real_const_1): Likewise.
1456 (clear_const_double_mem): Don't treat nested functions specially.
1457 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
1458 (save_varasm_status, restore_varasm_status): Delete functions.
1459 (init_varasm_status): New function.
1460 (force_const_mem): Don't treat nested functions specially.
1461 (find_pool_constant): Accept new arg F, search for constants in
1462 that function's pool rather than the current one. All callers
1464 (get_pool_constant_for_function, get_pool_mode_for_function): New
1467 * i386.c (init_386_machine_status): New function, mostly from
1468 clear_386_stack_locals.
1469 (struct machine_functions): Rename element names to avoid name
1471 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
1472 macros, replacing global variables.
1473 (clear_386_stack_locals, save_386_machine_status,
1474 restore_386_machine_status): Delete functions.
1475 (override_options): Initialize init_machine_status.
1476 * i386.h (INIT_EXPANDERS): Delete macro.
1477 (save_386_machine_status, restore_386_machine_status,
1478 clear_386_stack_locals): Delete declarations.
1480 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1482 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
1483 (doloop_begin): Simplify pattern and use emit_jump_insn.
1484 (doloop_end): Simplify pattern, switch operand order,
1485 and use emit_jump_insn.
1487 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1489 * function.h (struct function): Add new element LANGUAGE.
1490 (save_lang_status): Declare new variable.
1491 (restore_lang_status): Likewise.
1492 * function.c (save_lang_status): Define.
1493 (restore_lang_status): Likewise.
1494 (push_function_context_to): Call language-specific save function.
1495 (pop_function_context_from): Call language-specific restore function.
1497 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1499 * i386.md (movsf_1): Check REG_P before use of REGNO.
1500 (movdf_1): Likewise.
1501 (movxf_1): Likewise.
1502 (extendsfdf2): Likewise.
1503 (extendsfxf2): Likewise.
1504 (extenddfxf2): Likewise.
1506 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1508 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
1509 constants into memory.
1510 (c4x_shiftable_constant): New function.
1511 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
1512 (c4x_shiftable_constant): Declare.
1513 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
1514 ashlqi3_noclobber): Add new patterns and associated splitters.
1516 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
1518 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
1519 * dwarf2out.c (dwarf2out_frame_init): Likewise.
1520 * final.c (shorten_branches): Likewise.
1521 * global.c (global_alloc): Likewise.
1522 * haifa-sched.c (build_control_flow): Likewise.
1523 * stmt.c (check_for_full_enumeration_handling): Likewise.
1524 (estimate_case_costs): Likewise.
1526 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
1528 * rtl.h (RTL_CHECKC2): Fix typo in last change.
1530 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
1532 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
1533 (recompute_reg_usage): Likewise.
1534 * rtlanal.c (find_regno_fusage): Likewise.
1536 * rtl.c (rtl_check_failed_code1): New function.
1537 (rtl_check_failed_code2): New.
1538 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
1539 (RTL_CHECKC1, RTL_CHECKC2): New.
1540 (XC*): New accessor macros.
1541 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
1542 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
1543 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
1544 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
1545 (TRAP_*, RANGE_INFO_*): Likewise.
1547 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1549 * Makefile.in (tlink.o): Don't depend on toplev.h.
1551 * collect2.c (c_file, o_file, export_file, import_file, ldout,
1552 output_file, nm_file_name, ldd_file_name, strip_file_name,
1553 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
1554 add_prefix, prefix_from_env, prefix_from_string, do_wait,
1555 fork_execute, maybe_unlink, add_to_list,
1556 extract_init_priority, write_list, dump_list,
1557 dump_prefix_list, write_list_with_asm, write_c_file,
1558 write_c_file_stat, write_c_file_glob, scan_prog_file,
1559 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
1560 ignore_library, extract_string, notice, dump_file, target_machine,
1561 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
1562 read_file, print_load_command): Constify a char*.
1563 (fdopen, error, fatal, fatal_perror): Don't prototype.
1564 (my_strerror): Remove. All callers use xstrerror instead.
1565 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
1566 (main): Add prototype. Constify lots of char* ptrs. Change calls
1567 to xcalloc/strcpy/strcat/... to one call to concat.
1568 (main, scan_prog_file, scan_libraries): Use an intermediate
1569 `const char **' to build an argv array.
1570 (mapfile, libselect, libcompare, locatelib): Add prototypes.
1572 * collect2.h (collect_execute, collect_wait, dump_file,
1573 file_exists): Constify a char*.
1574 (ldout, c_file_name, temporary_obstack, permanent_obstack,
1575 temporary_firstobj, vflag, debug): Add extern declarations.
1576 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
1578 * tlink.c: Don't include toplev.h.
1579 (vflag, debug, ldout, c_file_name, temporary_obstack,
1580 permanent_obstack, temporary_firstobj): Don't declare.
1581 (tlink_execute, frob_extension, symbol_hash_lookup,
1582 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
1583 recompile_files, read_repo_files, demangle_new_symbols,
1584 scan_linker_output): Constify a char*.
1585 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
1586 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
1588 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
1590 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
1591 (relative) rather than jsr (absolute) subroutine call insns.
1592 * config/m68k/m68k-coff.h: Ditto.
1594 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
1596 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
1597 now rework these too.
1598 (arm_reorg): If an insn can't reach the end of the current pool,
1599 ensure that we emit that pool before the insn.
1601 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
1603 * tlink.c (scan_linker_output): Skip the initial underscore in
1604 a mangled name if appropriate.
1606 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1608 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1609 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
1610 error_with_ivar, gen_declarator, create_builtin_decl,
1611 my_build_string, generate_descriptor_table, generate_ivars_list,
1612 generate_dispatch_table, check_protocols, TAG_GETCLASS,
1613 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
1614 dump_base_name, lang_decode_option, build_encode_expr,
1615 start_class, finish_class, encode_pointer, really_start_method,
1616 gen_declaration, dump_interface, handle_class_ref, handle_impent):
1618 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
1619 Add static prototypes.
1620 (build_objc_string_decl, build_selector_reference_decl,
1621 encode_bitfield, build_class_reference_decl): Remove unused
1622 parameter, all callers changed.
1623 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
1624 (objc_printable_name): Likewise. Change second parameter to type int.
1625 (init_objc): Use memcpy, not bcopy, to avoid casts.
1627 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
1629 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
1630 reg notes on a deleted insn.
1631 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
1633 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
1635 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
1637 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1639 * stmt.c (expand_asm_operands): Fix index into inout_mode when
1642 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
1644 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
1645 * tm.texi (MD_ASM_CLOBBERS): Document it.
1647 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
1649 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
1650 * except.c (expand_rethrow): Remove unused variable.
1651 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
1652 * flow.c (replace_insns): Likewise.
1653 (create_edge_list, verify_edge_list): Likewise.
1654 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
1656 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
1657 is special code to run.
1658 (main): Don't define operands to emit_operand.
1659 * genrecog.c (main): Don't emit an empty peephole2_insn function.
1661 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
1663 * alpha/alpha.h (normal_memory_operand): Declare.
1664 (reg_no_subreg_operand): Declare.
1665 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
1667 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
1669 * c-parse.in (compstmt_primary_start): New, broken out of first
1670 part of compstmt handling in primary.
1671 (primary): Use it. Add an error clause.
1672 (compstmt_nostart): Renamed from compstmt; remove all
1673 initial invocations of compstmt_start.
1676 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
1678 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
1681 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
1683 * combine.c (simplify_shift_const): Remove extra semicolon.
1684 * dwarf2out.c (remove_AT): Likewise.
1685 * expmed.c (expand_mult): Likewise.
1686 * gcov.c (create_program_flow_graph): Likewise.
1687 * reorg.c (mostly_true_jump): Likewise.
1689 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
1691 * fold-const.c (fold_range_test): Do not try to fold the range
1692 test if the rhs or lhs has side effects.
1694 * combine.c (simplify_rtx): Recognize another case of a synthesized
1697 * varasm.c (mark_constant_pool): When marking indirect references,
1698 only look at SYMBOL_REFs.
1700 * except.c (expand_fixup_region_end): Do not peek at
1701 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
1703 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
1705 * flags.h: New variables align_loops, align_loops_log,
1706 align_jumps, align_jumps_log, align_labels, align_labels_log,
1707 align_functions, align_functions_log.
1708 * toplev.c: Define them.
1709 (f_options): Handle -falign-* when they have no argument.
1710 (main): Add logic to set variables for -falign-functions,
1711 -falign-jumps, -falign-labels, -falign-loops.
1712 Make it -fsched-verbose=<n> and -finline-limit=<n>.
1713 (display_help): Change help to match options.
1714 * final.c (LABEL_ALIGN): Default to align_labels_log.
1715 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
1716 (LOOP_ALIGN): Default to align_loops_log.
1717 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
1718 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
1719 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
1720 * varasm.c (assemble_start_function): Handle align_functions.
1722 * config/sparc/sparc.h: Don't declare sparc_align_*.
1723 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
1724 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
1726 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
1728 * config/sparc/sparc.c: Delete sparc_align_loops,
1729 sparc_align_jumps, sparc_align_funcs and the corresponding string
1731 (sparc_override_options): Default align_functions on ultrasparc.
1732 Delete -malign-* handling.
1734 * config/mips/mips.c (override_options): On 64-bit targets,
1735 try to align code to 64-bit boundaries.
1736 (print_operand): New substitution, %~,
1737 which aligns labels to align_labels_log.
1738 * config/mips/mips.md (div_trap_normal): Use %~.
1739 (div_trap_mips16): Likewise.
1744 (ashldi3_internal): Likewise.
1745 (ashrdi3_internal): Likewise.
1746 (lshrdi3_internal): Likewise.
1747 (casesi_internal): Likewise.
1749 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1751 Merge new ia32 backend from the branch!
1753 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1754 See ChangeLog.P2 on new_ia32_branch for details.
1756 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1757 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1758 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1759 * i386/gas.h (ASM_FILE_START): Define.
1760 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1761 for name change of ix86_valid_decl_attribute_p.
1762 (i386_pe_valid_type_attribute_p): Similarly.
1764 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1766 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1767 to step through CC modes.
1769 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1771 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1772 it would end up in the shadow of a live flags regsiter.
1774 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1776 * reload1.c: Fix many indentation problems.
1777 * reload.c: Likewise.
1779 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1781 * alias.c (non_local_reference_p): Constify fmt.
1783 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1785 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1787 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1789 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1790 the internal_arg_pointer.
1792 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1794 Merge peephole2 from new_ia32_branch:
1795 * Makefile.in (STAGESTUFF): Add *.peephole2.
1796 (mostlyclean): Likewise.
1797 (recog.o): Depend on resource.h.
1799 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1800 (final_scan_insn): Likewise for the invocation of peephole.
1801 * genconfig.c (main): Look for peephole and peephole2 patterns.
1802 Emit HAVE_peephole* accordingly.
1803 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1804 * flags.h (flag_peephole2): Declare.
1805 * toplev.c: New pass peephole2. New flag -fpeephole2.
1807 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1808 * gencodes.c (main): Likewise.
1809 * genextract.c (main): Likewise.
1810 * genoutput.c (main): Likewise.
1811 * genemit.c (max_operand_1): Look for the max scratch operand.
1812 (gen_rtx_scratch): New.
1813 (gen_exp): Use it, and pass on new arg subroutine_type.
1814 (gen_expand): Take max scratch into account.
1815 (gen_split): Emit peephole2 functions.
1816 (output_peephole2_scratch): New.
1817 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1818 * genrecog.c (routine_type): Add PEEPHOLE2.
1820 (make_insn_sequence): Match outer parallel for peep2. Discard
1821 top level scratches and dups.
1822 (add_to_sequence): New args insn_type and top. Update all callers.
1823 Handle toplevel peep2 matching insns.
1824 (write_subroutine): Handle peep2.
1825 (write_tree_1): Likewise.
1826 (write_tree): Likewise.
1828 (change_state): New arg afterward. Update all callers.
1829 Handle matching separate insns.
1830 * recog.c (recog_next_insn): New.
1831 (peephole2_optimize): New.
1832 * rtl.def (DEFINE_PEEPHOLE2): New.
1833 * resource.c (find_free_register): New argument last_insn. Use it
1834 to find a register available through the entire span.
1835 * resource.h (find_free_register): Update prototype.
1837 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
1839 * i386.c (output_strlen_unroll): Don't write xops[7]
1840 label if it wasn't set.
1842 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
1844 * cpplib.c (struct directive): Const-ify name pointer and
1845 function pointer prototype.
1846 (validate_else, do_define, do_line, do_include, do_undef,
1847 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
1848 do_elif, do_endif, do_sccs, do_assert, do_unassert,
1849 do_warning): Const-ify second arg.
1850 (directive_table): Mark const. Reorder entries by frequency
1851 of usage, record statistics.
1853 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
1855 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
1856 bounds- check RTL accesses if --enable-checking.
1857 (RTVEC_ELT): Bounds check if --enable-checking.
1858 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
1859 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
1860 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
1862 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1863 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
1865 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
1866 (NOTE_SOURCE_FILE): Use X0STR.
1867 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
1868 MEM_ALIAS_SET): Use X0INT.
1869 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
1870 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
1872 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
1873 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
1874 (rtl_check_failed_bounds, rtl_check_failed_type1,
1875 rtl_check_failed_type2, rtvec_check_failed_bounds): New
1877 (fancy_abort): Fix comment.
1879 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
1880 (cse_insn): Decrement LABEL_NUSES for jump target before
1882 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
1883 * final.c (alter_subreg): Compute regno before changing x to
1884 REG; set REGNO(x) after changing it.
1885 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
1886 notes containing CONST_INTs.
1887 (delete_eh_regions): Use NOTE_EH_HANDLER.
1888 * function.c (put_reg_into_stack): Make reg a MEM before
1890 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
1892 (gen_mem_addressof): Make reg a MEM before initializing it.
1893 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
1895 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
1896 deleting an insn, not after.
1897 (block_alloc): Only look at PATTERN(insn) if we have to, and
1898 only if it's format class 'i'.
1899 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
1900 CONST_INT before using its INTVAL.
1901 * print-rtl.c (print_rtx): Use X0STR.
1902 * regmove.c (fixup_match_1): Don't look at PATTERN of
1903 non-class-'i' insn chain elements.
1904 * reload.c (loc_mentioned_in_p): Take address of
1905 in->fld[1].rtx directly.
1906 * reload1.c (reload): Change reg to a MEM before initializing
1908 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
1910 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
1912 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
1914 * config/mips/mips.c (machine_dependent_reorg): Force a
1915 barrier to output the local constant pool if a barrier hasn't
1916 been found at a natural point in the instruction stream.
1918 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1920 * c-parse.in (language_string): Constify.
1922 * dwarf2out.c (language_string): Remove declaration.
1924 * dwarfout.c (language_string): Likewise.
1926 * toplev.c (language_string, init_parse, finish_parse): Likewise.
1928 * tree.h (language_string, init_parse, finish_parse): Declare.
1930 * i386/sun386.h (language_string): Remove declaration.
1932 * mips.h (language_string): Likewise.
1934 * nextstep.h (language_string): Likewise.
1936 * nextstep21.h (language_string): Likewise.
1938 * rs6000.c (language_string): Likewise.
1940 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1942 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
1943 (getpwd.o): Remove target.
1945 * getpwd.c: Delete file. Its in libiberty now.
1947 * dbxout.c (getpwd): Don't prototype.
1948 * dwarf2out.c (getpwd): Likewise
1949 * dwarfout.c (getpwd): Likewise
1950 * final.c (getpwd): Likewise.
1951 * protoize.c (getpwd): Likewise.
1953 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1955 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
1957 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1959 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
1962 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
1964 * fixinc/Makefile.in (subdir): New.
1965 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
1968 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
1970 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
1971 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
1974 * invoke.texi: Fix typo.
1976 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
1977 changed. Handle autoincrement addressing modes.
1979 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
1980 just like we would the virtual incoming args register when
1983 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
1985 * rs6000.h (ASM_FILE_START): Specify complete filename, including
1986 path, in .file directive.
1988 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
1990 * gcc.texi (External Bugs): Remove obsolete note about Perl on
1993 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
1995 * stdbool.h: Make the typedef name _Bool, with bool a #defined
1998 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * tree.c (tree_code_name): Constify a char*.
2002 * tree.h (tree_code_name, decl_printable_name): Likewise.
2004 * function.h (struct function): Likewise.
2006 * toplev.c (decl_name, decl_printable_name): Likewise.
2008 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
2010 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
2011 (init_objc): Remove function pointer cast.
2013 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2015 * pa.md (interspace_jump): New pattern.
2016 (builtin_longjmp): New expander.
2018 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
2020 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
2021 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
2022 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
2024 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
2026 * jump.c (delete_prior_computation): Also check calls
2027 to constant functions. Don't bother checking for a
2028 REG_UNUSED note before adding it.
2029 (delete_computation): Handle multi-word hard registers
2030 when synthesizing missing REG_DEAD notes for a register
2031 which is both set and used by an insn.
2033 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2035 * loop.c (this_loop_info): New variable.
2036 (loop_has_call, loop_has_volatile, loop_has_tablejump,
2037 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
2039 (prescan_loop, strength_reduce): New argument loop_info. All callers
2041 (scan_loop): New variable loop_info, initialise to address of
2043 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
2044 Delete variable loop_has_multiple_exit targets and replace with
2045 field in this_loop_info.
2046 (find_and_verify_loops): Rename this_loop to this_loop_num.
2047 (strength_reduce): Delete loop_iteration_info. Replace variable
2048 loop_info with function argument of same name.
2049 (insert_bct): Rework test for loop being completely unrolled.
2051 * loop.h (struct loop_info): New fields num, loops_enclosed,
2052 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
2053 has_indirect_jump, and cont. Redefine use of unroll_number.
2054 (loop_unroll_number): Delete.
2056 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
2058 (loop_iterations): Delete variable vtop and instead use
2059 loop_info->vtop computed in prescan_loop.
2061 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
2063 * fix-header.c (main): Do not pass a null pointer to strcmp.
2065 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
2067 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
2069 * configure: Rebuilt.
2071 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
2073 * jump.c (jump_optimize_1): Do not delete assignments to
2074 internal_arg_pointer.
2075 * cse.c (delete_trivially_dead_insns): Always consider a set of
2076 the internal_arg_pointer live.
2078 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
2080 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
2081 (update_life_info) [REG_WAS_0]: Search the original insns rather
2082 than the new insns for the note. Fix typos finding note_dest.
2083 If no dest found, discard the note rather than abort.
2084 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
2085 (replace_insns): Remove the old insn list after update_life_info
2088 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
2090 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
2092 (sched_analyze_1): Let add_dependence care for not adding dups.
2093 (sched_analyze_2): Likewise.
2094 (add_branch_dependences): Likewise.
2096 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
2098 * i386/winnt.c (export_list): New type.
2099 (exports_head): Rename to
2100 (export_head): this.
2101 (i386_pe_record_exported_symbol): Add is_data flag.
2102 (i386_pe_asm_file_end): Emit directive for exported variables.
2103 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
2105 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
2106 (ASM_DECLARE_OBJECT_NAME): Likewise.
2107 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2108 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2110 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
2112 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
2114 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
2117 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
2119 * config/openbsd.h: Define SET_ASM_OP.
2120 * tm.texi: cross-reference SET_ASM_OP in the index.
2122 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
2124 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
2125 for a CONST_DOUBLE, at compile time. Initialize rtx_length
2126 and class_narrowest_mode at compile time. Kill init_rtl.
2127 Mark rtx_length, mode_class, mode_size, mode_unit_size,
2128 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
2129 rtx_format as const. Kill all references to EXTRA_CC_MODES or
2131 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
2133 * rtl.h: Declare rtx_length and rtx_format as const.
2134 * machmode.def: Define CC(). Use CC() to define CCmode. If
2135 EXTRA_CC_MODES is defined, expand it here.
2136 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
2137 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
2138 const. Kill all references to EXTRA_CC_MODES.
2140 * toplev.c: Don't prototype or call init_rtl.
2141 * optabs.c: Don't call init_mov_optab.
2142 * genemit.c: Don't generate init_mov_optab. Don't call
2144 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
2146 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
2147 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
2148 genrecog.c: Don't call init_rtl.
2150 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
2151 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
2152 definition of EXTRA_CC_MODES.
2154 * md.texi: Kill ref to EXTRA_CC_NAMES.
2155 * tm.texi: Document new way to define EXTRA_CC_MODES.
2157 * genrecog.c: Do not look up the name of a define_split.
2160 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
2162 * config/v850/v850.md: Fix typo introduced by previous delta.
2164 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2166 * gcc.c (fatal): Make definition static to match prototype.
2168 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2170 * combine.c (get_last_value): Don't look for earlier sets if the last
2171 known set is somewhere in between the insns being combined.
2173 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
2175 * configure.in: Don't use shell ! to negate exit codes
2176 * configure: Regenerate
2178 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
2180 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
2181 the fact that ALIGN is measured in bits, not bytes.
2183 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
2185 * errors.c: New file; defines functions error, warning, and
2186 fatal, variables have_error and progname.
2187 * errors.h: New file; prototypes and decls for stuff in errors.c.
2189 * Makefile: Add rules to build errors.o and
2190 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
2191 genopinit, genrecog, genextract, genpeep, genattr, and
2192 genoutput with errors.o. Add errors.h to deps of genconfig.o,
2193 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
2194 genpeep.o, genattr.o, and genoutput.o.
2196 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
2197 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
2198 define or prototype fatal. Set progname at beginning of main.
2199 * genoutput.c: Likewise, and don't define or prototype error
2202 * c-typeck.c (c_expand_start_case): Return immediately if exp
2204 * fold-const.c (operand_equal_p): Return immediately if arg1
2205 or arg0 are ERROR_MARKs.
2206 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
2207 fields of type ERROR_MARK when calculating if the record can
2210 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
2211 with much help from Jeffrey A Law and Richard Henderson
2213 * i386.md: In the 6 insns which call output_fix_trunc,
2214 earlyclobber operands[0].
2216 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
2218 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
2219 creating new registers.
2221 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
2223 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
2224 i386_reg_alloc_order, i386_regparm_string,
2225 i386_align_loops_string, i386_align_jumps_string,
2226 i386_align_funcs_string, i386_preferred_stack_boundary_string,
2227 and i386_branch_cost_string as type "const char *".
2228 * i386.c: Define all above strings as type "const char *".
2230 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
2232 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
2233 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2235 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2237 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2238 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2240 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2242 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2243 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2244 (dwarf2out_line, dwarf2out_finish): Likewise.
2245 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2247 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2249 * tree.c (lang_unsave_expr_now) : Correct return type.
2250 * tree.h (lang_unsave_expr_now) : Same.
2252 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2254 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2255 instead of duplicating code.
2257 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2259 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2261 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2263 * tree.h: fancy_abort always takes three args.
2264 * resource.c: Move include of system.h before toplev.h.
2266 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2268 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2271 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2273 * system.h: Don't redefine abort or trim_filename.
2274 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2275 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2276 whether or not __FUNCTION__ is available.
2277 * tree.h: Duplicate rtl.h's definition of abort, for files
2278 that don't include rtl.h. Delete all code to perform type
2279 checking with a compiler other than GCC.
2280 * varray.h: Delete all code to perform type checking with a
2281 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2282 its arguments exactly once, using a statement expression.
2283 Adjust the VARRAY_<type> accessor macros to match.
2284 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2285 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2286 caller's location. Define fatal_insn and fatal_insn_not_found
2287 as macros that use _fatal_insn and _fatal_insn_not_found.
2288 (fancy_abort, trim_filename): Kill prototypes.
2290 * rtl.c (trim_filename): Move here from toplev.c.
2291 (fancy_abort): New function.
2292 (DIR_SEPARATOR): Provide default definition.
2293 * tree.c (tree_check_failed, tree_class_check_failed): Go
2294 through fancy_abort.
2295 (tree_check, tree_class_check, cst_or_constructor_check,
2296 expr_check): Delete.
2297 * varray.c (varray_check_failed): New function.
2298 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2299 _fatal_insn and _fatal_insn_not_found. Go through
2301 (trim_filename, fancy_abort): Delete.
2303 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2304 * except.c (start_catch_handler): Report ICE with error/abort
2306 * final.c (output_operand_lossage): Likewise.
2307 * flow.c (verify_flow_info): Likewise.
2309 * gcc.c: Prototype fatal.
2310 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2311 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2312 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2313 Don't define fancy_abort.
2315 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
2317 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
2320 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
2322 * m88k.h (VERSION_INFO2): Kill.
2323 (VERSION_STRING): Kill.
2325 (VERSION_INFO1): Tidy.
2326 (TARGET_VERSION): Update.
2327 * m88k/dgux.h (VERSION_INFO2): Kill.
2328 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
2329 * m88k/luna.h (VERSION_INFO1): Tidy.
2330 * m88k/sysv4.h (VERSION_INFO1): Likewise.
2331 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
2332 (output_file_start): Adjust for death of VERSION_STRING.
2334 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
2336 * cpplib.c (detect_if_not_defined): New function.
2337 (do_if): Use it to detect potential once-only headers.
2339 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
2341 * c-common.c (combine_strings): Always set TREE_CONSTANT.
2343 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
2345 * combine.c (nonzero_bits) : Allow single-ly set registers to be
2346 anywere in the function only if they are pseudos and set before
2347 being used (not live at the start of the function).
2348 (num_sign_bit_copies) : Same.
2349 (get_last_value_validate) : Same.
2350 (get_last_value) : Same.
2352 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
2354 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
2355 where N and M are constant and N is an integer multiple of M.
2357 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2359 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
2360 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2361 sbitmap_union_of_preds): Add prototypes.
2362 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
2363 the intersection of successors with the new flow graph structures.
2364 (sbitmap_intersection_of_preds): New function to compute the
2365 intersection of predecessors with the new flow graph structures.
2366 (sbitmap_union_of_succs): New function to compute the union of
2367 successors with the new flow graph structures.
2368 (sbitmap_union_of_preds): New function to compute the union of
2369 predecessors with the new flow graph structures.
2370 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
2371 (expr_reaches_here_p): Use edge and basic_block structures instead
2372 of s_preds and s_succs.
2373 (compute_cprop_avinout): Use new sbitmap routines.
2374 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
2375 of s_preds and s_succs.
2376 * flow.c (compute_flow_dominators): Compute dominators using
2377 edges and basic blocks instead of s_preds and s_succs.
2379 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2381 * lists.c (unused_insn_list, unused_expr_list): New file for
2382 maintaining various types of lists. New statics for maintaining a
2383 cache of available INSN_LIST and EXPR_LIST nodes.
2384 (free_list): Static function for freeing a list of INSN/EXPR nodes.
2385 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
2386 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
2387 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
2388 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
2389 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
2390 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
2391 (free_INSN_LIST_node): Free an individual INSN_LIST node.
2392 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
2393 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
2394 (remove_dependence, free_pending_lists): Use new global routines.
2395 (flush_pending_lists, sched_analyze_insn): Use new global routines.
2396 (sched_analyze, compute_block_backward_dependences): Use new routines.
2397 (sched_analyze_1, sched_analyze_2): Use new routines.
2398 (schedule_insns): Use new global routines.
2399 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
2401 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
2402 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
2404 * toplev.c (rest_of_compilation): Initialize node cache.
2405 * Makefile.in (OBJS): Add lists.o to list of object files.
2406 (lists.o): Add dependancies.
2408 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
2410 * config/v850/v850.md: Fix compile time warning messages.
2411 * config/v850/v850.c: Fix compile time warning messages.
2412 * config/v850/v850.h: Fix compile time warning messages.
2414 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
2417 Remove unused prototype for `init_lengths'.
2419 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2421 * calls.c (emit_call_1): Mark parameter `stack_size' with
2423 (expand_call): Initialize variable `insn'.
2424 (emit_library_call): Likewise for variable `high_to_save'.
2425 (emit_library_call_value): Likewise.
2426 (store_one_arg): Likewise for variables `lower_bound' and
2429 * combine.c (try_combine): Likewise for variables `i2_code_number'
2430 and `other_code_number'.
2431 (find_split_point): Likewise for variables `pos', `unsignedp' and
2433 (simplify_if_then_else): Likewise for variables `op' and `c1'.
2434 (simplify_and_const_int): Remove unused variable `width'.
2435 (merge_outer_ops): Likewise.
2437 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
2438 HOST_WIDE_INT' when comparing against one.
2439 (simplify_relational_operation): Likewise.
2440 (cse_insn): Initialize variables `src_eqv_volatile',
2441 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
2443 * final.c (init_final): Constify parameter `filename'.
2444 (final_start_function): Mark parameter `optimize' with
2446 (profile_function): Likewise for parameters `first' and `optimize'.
2447 (output_source_line): Likewise for parameter `file'.
2449 * integrate.c (subst_constants): Cast a value to `size_t' when
2450 comparing against one.
2451 (mark_stores): Initialize variable `mode'. Cast a value to
2452 `size_t' when comparing against one.
2454 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
2456 * loop.c (move_movables): Initialize variable `first'.
2457 (strength_reduce): Likewise for variable `increment'.
2458 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
2459 value to `size_t' when comparing against one.
2460 (load_mems): Initialize variable `end_label'.
2462 * output.h (init_final): Constify parameter.
2464 * reload.c (decompose): Initialize variable `base'.
2466 * reload1.c (reload): Likewise for variable `is_scalar'.
2467 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
2468 (choose_reload_regs): Initialize variable `mode'.
2469 (emit_reload_insns): Likewise for variable `store_insn'.
2470 (reload_cse_noop_set_p): Mark parameter `insn' with
2472 (reload_combine): Initialize variable `set'.
2474 * unroll.c (unroll_loop): Likewise for variable `local_label'.
2475 (copy_loop_body): Cast a value to `size_t' when comparing against
2478 * varasm.c (assemble_variable): Initialize variable `size_tree'.
2479 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
2480 (remove_from_pending_weak_list): Mark parameter `name' with
2483 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2485 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
2488 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
2490 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
2491 (ASM_DECLARE_FUNCTION_NAME): Define.
2492 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
2493 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
2494 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
2495 not already defined.
2497 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2499 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
2500 of n_popped when call/call_value are not defined.
2502 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
2504 * tm.texi: GNU CC -> GCC conversion.
2505 (CC1_SPEC): Indicate it is used for all language front ends.
2507 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
2509 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
2510 NOTE_INSN_EH_REGION_END correctly.
2512 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2513 Jeff Law <law@cygnus.com>
2515 * loop.c (strength_reduce): Automatically unroll loops if the
2516 unrolled loop size is smaller than the rolled loop size.
2518 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
2519 and delete comment that code should be rewritten.
2521 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
2523 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
2526 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
2528 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2530 * fixinc/mkfixinc.sh: Don't fix uwin headers.
2531 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
2532 (LINK_SPEC): Add -u _main when building executables.
2533 (ASM_DECLARE_FUNCTION): Update from Cygwin.
2534 (ASM_FILE_END): Use the default for ix86-pe.
2535 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
2537 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
2539 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
2540 and ASM_CLOSE_PAREN are empty strings.
2542 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
2543 Geoffrey Keating <geoffk@cygnus.com>
2545 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
2546 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
2547 (unprotoize.o): Ditto.
2548 (test-protoize-simple): Don't define STD_PROTO_DIR.
2549 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
2550 changes to make 'test-protoize-simple' pass.
2551 (STD_PROTO_DIR): Remove define.
2552 (STANDARD_EXEC_PREFIX): Supply default define.
2553 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
2554 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
2555 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
2556 (GET_ENV_PATH_LIST): New macro.
2557 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
2558 (do_processing): Initialize default_syscalls_dir using new
2559 macros. Use it to initialize syscalls_absolute_filename.
2561 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
2563 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
2564 B into a register before emit_conditional_move.
2566 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
2568 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
2569 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
2570 multiplicand out of (+ (* a b) (* c d)).
2572 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
2573 Richard Henderson <rth@cygnus.com>
2575 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
2576 (new_insn_dead_notes): Likewise.
2577 (update_n_sets): Likewise.
2578 (update_flow_info): Move to flow.c, renamed to update_life_info;
2579 extend to handle multiple source insns.
2580 * flow.c: Include resource.h
2581 (unlink_insn_chain): New.
2582 (split_hard_reg_notes): New.
2583 (maybe_add_dead_note): New.
2584 (maybe_add_dead_note_use): New.
2585 (find_insn_with_note): New.
2586 (new_insn_dead_notes): New.
2587 (update_n_sets): New.
2588 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
2589 (maybe_remove_dead_notes): New.
2590 (update_life_info): New.
2591 (prepend_reg_notes): New.
2592 (replace_insns): New.
2593 * output.h (update_life_info): Declare.
2594 * recog.c (split_block_insns): Use update_life_info.
2595 * resource.c (find_free_register): Use reg_alloc_order, don't use
2596 fixed regs, make sure the mode is supported, don't use new regs.
2598 * rtl.h (replace_insns): Declare.
2600 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
2602 * expr.c (expand_expr): Cope with COND_EXPRs with one
2603 non-returning branch.
2605 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
2607 * expr.c (store_expr): Always pass down the target, even when not
2610 1999-08-24 Nick Clifton <nickc@cygnus.com>
2612 * configure.in: Define target_cpu_default for v850 targets.
2613 * configure: Regenerate
2615 * config/v850/v850.h (TARGET_CPU_generic): Define.
2616 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
2617 addresses are 4 byte aligned.
2619 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
2622 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
2625 (main): Add prototypes.
2627 * genattrtab.c (substitute_address, write_const_num_delay_slots,
2628 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
2629 (write_attr_get): Emit prototypes along with function definition.
2630 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
2631 (write_complex_function): Emit static prototype along with
2632 function definition.
2634 * genemit.c (gen_split): Emit prototypes along with function
2637 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
2638 Likewise for predicates and `insn_operand_predicate'.
2639 (process_template): Emit static prototype along with function
2642 * genrecog.c (make_insn_sequence): Constify a char*. Add
2643 prototypes for get_split_*().
2644 (write_subroutine): Emit prototypes along with function
2647 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2649 * gcse.c (find_avail_set): Follow chains of register-register copies.
2650 Use oprs_not_set_p to guarantee that the returned value can be
2652 (cprop_insn): Don't verify the return value of find_avail_set with
2655 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
2656 (cprop_cc0_jump): New function.
2657 (cprop_insn): Break out new function cprop_jump and use it.
2658 Also use cprop_cc0_jump for machines with CC0.
2659 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
2661 * tree.h (current_function_calls_setjmp,
2662 current_function_calls_longjmp): Delete declarations.
2663 * dsp16xx.c: Include "function.h".
2664 * elxsi.c: Likewise.
2665 * gmicro.c: Likewise.
2666 * h8300.c: Likewise.
2669 * mn10200.c: Likewise.
2670 * mn10300.c: Likewise.
2671 * ns32k.c: Likewise.
2675 * rtl.h (rtx_equal_function_value_matters): Declare.
2676 * toplev.c (rtx_equal_function_value_matters): Don't declare.
2678 * function.c: Likewise.
2679 * emit-rtl.c: Likewise.
2681 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
2683 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
2686 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2688 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
2691 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
2693 * cpp.texi: Add a node documenting macro varargs (copied
2696 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
2698 * cppspec.c: Put a null pointer at the end of the new argv.
2700 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
2702 * configure.in: Remove code to select/de-select the haifa
2703 scheduler. Every scheduled port gets haifa now.
2704 * configure: Rebuilt.
2705 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
2707 * Makefile.in: Corresponding changes.
2709 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2711 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
2712 All callers changed.
2713 (prepare_float_lib_cmp): Likewise.
2714 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
2715 * expr.h (emit_float_lib_cmp): Delete declaration.
2716 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
2717 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
2718 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
2720 (cmptf): Now conditional on TARGET_HARD_QUAD.
2722 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
2724 * resource.c (mark_target_live_regs): Use
2725 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2727 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2729 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
2731 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
2733 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
2735 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2737 * rtl.h (rtx_format): Constify a char*.
2739 * rtl.c (rtx_format): Likewise.
2740 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
2741 (init_rtl): Use accessor macro, not `rtx_format'.
2743 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2746 * caller-save.c (mark_referenced_regs): Likewise.
2748 * combine.c (subst, make_compound_operation, known_cond,
2749 gen_rtx_combine, update_table_tick, get_last_value_validate,
2750 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2752 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2753 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2754 count_reg_usage): Likewise.
2756 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2759 * final.c (leaf_renumber_regs_insn): Likewise.
2761 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2762 dump_edge_info, count_reg_references): Likewise.
2764 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2765 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2768 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2769 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2770 add_label_notes): Likewise.
2772 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2773 clear_struct_flag, count_sub_rtxs, count_alternatives,
2774 compares_alternatives_p, contained_in_p, walk_attr_value,
2775 write_expr_attr_cache): Likewise.
2777 * genconfig.c (walk_insn_part): Likewise.
2779 * genemit.c (max_operand_1, gen_exp): Likewise.
2781 * genextract.c (walk_rtx): Likewise.
2783 * genflags.c (num_operands): Likewise.
2785 * genoutput.c (scan_operands): Likewise.
2787 * genpeep.c (match_rtx): Likewise.
2789 * genrecog.c (add_to_sequence): Likewise.
2791 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2794 * integrate.c (save_constants, copy_for_inline,
2795 copy_rtx_and_substitute, subst_constants, restore_constants):
2798 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2799 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2801 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2804 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2805 add_label_notes, replace_call_address, count_nonfixed_reads,
2806 invariant_p, find_single_use_in_loop, find_mem_givs,
2807 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2810 * print-rtl.c (reg_names, print_rtx): Likewise.
2812 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2814 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2815 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2816 print_blocks): Likewise.
2818 * regclass.c (fix_register, record_address_regs,
2819 reg_scan_mark_refs): Likewise.
2821 * regmove.c (stable_but_for_p): Likewise.
2823 * reload.c (loc_mentioned_in_p, operands_match_p,
2824 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
2825 copy_replacements, refers_to_regno_for_reload_p,
2826 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
2827 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
2830 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
2831 delete_address_reloads_1, count_occurrences,
2832 reload_cse_mem_conflict_p, reload_combine_note_use,
2833 add_auto_inc_notes): Likewise.
2835 * resource.c (mark_referenced_resources, mark_set_resources):
2838 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
2839 reg_mentioned_p, regs_set_between_p, modified_between_p,
2840 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
2841 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
2842 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
2843 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
2845 * sched.c (sched_analyze_2, attach_deaths): Likewise.
2847 * stupid.c (stupid_mark_refs): Likewise.
2849 * unroll.c (remap_split_bivs): Likewise.
2851 * varasm.c (mark_constants): Likewise.
2853 * a29k/a29k.c (uses_local_reg_p): Likewise.
2855 * alpha/alpha.c (summarize_insn): Likewise.
2857 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
2858 eliminate_lr2ip): Likewise.
2860 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
2862 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
2863 reg_mentioned_in_mem): Likewise.
2865 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
2866 symbolic_reference_mentioned_p): Likewise.
2868 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
2870 * sh/sh.c (regs_used, mark_use): Likewise.
2872 * vax/vax.c (vax_rtx_cost): Likewise.
2874 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2876 * machmode.h (mode_name): Constify a char*.
2878 * rtl.c (mode_name): Likewise.
2880 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
2882 * optabs.c (init_libfuncs): Constify a char*.
2884 * print-tree.c (mode_name): Remove redundant declaration.
2885 (print_node): Use accessor macro, not `mode_name'.
2887 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
2889 (new_spill_reg): Constify a char*.
2891 * tree.c (mode_name): Remove redundant declaration.
2893 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 * rtl.c (rtx_name): Constify a char*.
2897 * rtl.h (rtx_name, fix_sched_param): Likewise.
2899 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
2900 (mypr): Use accessor macro, not `rtx_name'.
2902 * genemit.c (print_code): Constify a char*.
2904 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
2906 * genpeep.c (print_code): Constify a char*.
2908 * genrecog.c (print_code): Likewise.
2910 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
2911 end_bb): Add static prototype.
2912 (draw_edge): Constify a char*.
2913 (end_bb): Remove unused parameter.
2915 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
2916 print_block_visualization): Constify a char*.
2918 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
2920 * c-common.c (c_get_alias_set): Update comment.
2922 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2924 * linux.h (LIB_SPEC): Added.
2926 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2928 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
2930 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
2932 * tree.c (expr_check): Fix typo in last change.
2934 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
2936 * rtl.def (NOTE): Change format to "iuu0n".
2937 (ADDR_DIFF_VEC): Change format to "eEee0".
2938 (ADDRESSOF): Change format to "eit".
2940 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
2941 (RTVEC_ELT): Change to match.
2942 (XVECEXP): Use XVEC and RTVEC_ELT.
2943 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
2944 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
2945 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
2946 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
2947 TRAP_CONDITION, TRAP_CODE): Use XEXP.
2948 (INTVAL): Use XWINT.
2949 (ADDRESSOF_DECL): Use XTREE.
2950 (SET_ADDRESSOF_DECL): Delete.
2951 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
2952 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
2953 ifdefed out since 2.6 at least.
2954 (gen_rtvec_vv): Delete prototype.
2956 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
2958 (copy_most_rtx): Handle 't' format letter.
2959 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
2960 (gen_rtvec_vv): Delete function. All callers changed to use
2961 gen_rtvec_v instead.
2962 * print-rtl.c (print_rtx): Move special casing of NOTEs to
2963 the '0' format letter.
2965 * function.c (gen_mem_addressof): Don't use
2966 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
2968 * integrate.c (copy_rtx_and_substitute): Likewise.
2969 Copy 't' slots with XTREE.
2970 (subst_constants): Treat 't' slots like '[swi]' slots.
2971 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
2972 * jump.c (rtx_equal_for_thread_p): Likewise.
2973 * rtlanal.c (rtx_equal_p): Likewise.
2974 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
2975 only four arguments.
2976 * gengenrtl.c (type_from_format): Provide correct types for
2980 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
2981 If a recent gcc is in use (always in stage2 and beyond), use
2982 statement expressions, so we don't make a function call unless
2983 the check fails. Evaluate arguments exactly once.
2984 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
2985 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
2987 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
2988 they evaluate their arguments exactly once, irrespective of
2989 the compiler in use.
2991 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
2992 is used by the currently-enabled check macros. This is:
2993 (tree_check_failed, tree_class_check_failed): For gcc.
2994 (tree_check, tree_class_check, cst_or_constructor_check,
2995 expr_check): For other compilers.
2997 * gencheck.c: Do not define any *_CHECK1 macros.
2999 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
3000 Mark Mitchell <mark@codesourcery.com>
3002 * c-common.c (c_get_alias_set): Fix support for poitners and
3005 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
3007 * alias.c: Include tree.h.
3008 (nonlocal_reference_p, mark_constant_function): New functions.
3009 * flow.c (life_analysis): Call mark_constant_function.
3010 * rtl.h (mark_constant_function): Declare it.
3012 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
3014 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
3015 unrecognisable switches.
3017 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3019 * loop.c (recombine_givs): Set ix field after sorting.
3020 (recombine_givs): Remove bogus index / giv lockstep looping.
3022 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3024 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
3026 (emit_store_flag_force): Use do_compare_rtx_and_jump.
3027 (do_cmp_and_jump): Formatting fixes.
3028 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
3029 do_compare_rtx_and_jump instead of compare_from_rtx.
3030 (do_compare_rtx_and_jump): New function; mostly copied from
3032 (do_jump_for_compare): Delete.
3033 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
3035 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
3036 of compare/do_jump_for_compare pairs.
3037 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
3038 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
3039 compare_from_rtx/do_jump_for_compare pairs.
3040 (do_jump_by_parts_equality): Likewise.
3041 (do_jump_by_parts_equality_rtx): Likewise.
3042 * expr.h (do_compare_rtx_and_jump): Declare.
3043 * optabs.c (prepare_cmp_insn): New function, contains most of the code
3044 that used to be in emit_cmp_insn.
3045 (cmp_available_p): New function.
3046 (prepare_operand): New function.
3047 (emit_cmp_and_jump_insn_1): New function, contains some code that used
3048 to be in emit_cmp_insn.
3049 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
3050 parameters to be pointers; don't emit final compare but modify some of
3051 the values pointed to by the args so the caller can perform the
3053 (expand_binop): Call emit_store_flag_force with signed forms of
3055 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
3056 emit_jump_insn pair.
3057 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
3058 emit_cmp_and_jump_insn_1. Call emit_queue.
3059 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
3061 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
3062 jump sets cc0 before deleting it.
3063 * integrate.c (expand_inline_function): Likewise.
3064 * unroll.c (unroll_loop): Similar changes in several places.
3065 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
3068 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3070 * Makefile.in (insn-recog.o): Update dependencies.
3071 * genrecog.c (main): Make generated file include "function.h".
3073 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
3075 * cse.c (cse_insn): Call never_reached_warning when a jump is
3076 changed to be unconditional.
3077 * flags.h: Declare warn_notreached.
3078 * flow.c (delete_block): Call never_reached_warning when
3080 * jump.c (delete_barrier_successors): Call never_reached_warning
3081 when we delete everything after a BARRIER.
3082 (never_reached_warning): New function.
3083 * rtl.h: Declare never_reached_warning.
3084 * toplev.c (warn_notreached): New variable.
3085 (lang_independent_options): Set warn_notreached
3086 when -Wunreachable-code.
3087 (compile_file): We need line numbers for -Wunreachable-code.
3089 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
3091 * haifa-sched.c (insn_unit): Fix typo on out of range test.
3092 * sched.c (insn_unit): Likewise.
3094 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
3096 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
3098 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3100 * flow.c (create_edge_list): Use xmalloc, not malloc.
3102 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
3104 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
3105 C-style comments. Do not lose the character before double slash.
3107 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3109 * basic-block.h (struct edge_list): Stucture to maintain a vector
3111 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
3112 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
3113 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
3114 New function prototypes.
3115 * flow.c (create_edge_list): Function to create an edge list.
3116 (free_edge_list): Discards memory used by an edge list.
3117 (print_edge_list): Debug output showing an edge list.
3118 (verify_edge_list): Internal consistency check for an edge list.
3119 (find_edge_index): Function to find an edge index for a pred and succ.
3121 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
3123 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
3126 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
3128 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
3130 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3132 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3134 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
3136 * toplev.c (rest_of_compilation): Allow machine dependent
3137 reorganisation pass to place information into the RTL dump
3138 file if it so wishes.
3140 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
3142 * explow.c (hard_function_value): Use VOIDmode instead of
3144 * stmt.c (expand_return): Likewise.
3145 * stor-layout.c (get_best_mode): Likewise.
3147 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
3148 emit call instead of emit_insn call.
3150 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3152 * configure.in: Handle --disable/enable-win32-registry.
3153 * install.texi: Document --disable/enable-win32-registry.
3154 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
3155 (WIN32_REGISTRY_KEY): New macro.
3156 * prefix.c: Use to enable/disable win32-specific code.
3157 (lookup_key): Use versioned key.
3158 * configure: Regenerate.
3159 * config.in: Likewise.
3161 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
3163 * cpplib.c (read_line_number): New fn, split out of...
3166 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3168 tree.c (lang_unsave_expr_now) : New.
3169 (unsave_expr_now): Call lang_unsave_expr_now.
3170 tree.h (lang_unsave_expr_now) : New.
3172 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
3174 * toplev.c (flag_new_exceptions): On by default.
3176 1999-08-13 Michael Meissner <meissner@cygnus.com>
3178 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
3180 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3182 * dwarfout.c (fundamental_type_code): Return FT_boolean for
3183 INTEGER_TYPE with precision==1, it's __java_boolean.
3185 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3187 * global.c (prune_preferences): Move some invariants out of the
3190 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
3192 * configure.in (alpha*-dec-osf*): Add osf5.
3194 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
3196 * configure.in: Rework handling of ARM GNU/Linux slightly.
3197 (arm*-*-linux-gnuoldld): New target.
3198 * configure: Regenerate.
3199 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
3200 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
3201 * config/arm/linux-oldld.h: New file.
3202 * config/arm/linux-elf26.h: Don't include linux-elf.h.
3203 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
3205 * config/arm/linux-elf.h (ASM_SPEC): Define.
3206 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
3207 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
3208 for 26-bit APCS and old linker.
3209 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
3211 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
3212 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
3213 don't define `arm' or `arm_elf'.
3214 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
3215 MULTILIB_DIRNAMES): Define. Fix typo in comment.
3217 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
3219 * rtl.texi: Fix typo.
3221 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
3223 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
3225 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
3227 * extend.texi (C++ Signatures): Remove node.
3228 * invoke.texi: Remove discussion of -fhandle-signatures,
3229 signature, sigof, __signature__, and __sigof__.
3231 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
3233 * Makefile.in (JAVAGC): Removed.
3235 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3237 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3239 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3241 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3243 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3245 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3246 a register that is already known to be a pointer.
3248 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3250 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3251 * fixinc/inclhack.sh: Regenerated.
3252 * fixinc/fixincl.sh: Regenerated.
3254 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3256 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3257 Fix documentation of -ansi flag to describe its C++ behavior.
3258 Remove bogus reference to GCC 2.9.
3260 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3262 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3263 note if it is non-NULL.
3265 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3267 * except.h (eh_nesting_info): Add new structure defintion.
3268 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3269 (reachable_handlers, update_rethrow_references): Add function
3271 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3272 a rethrow symbol instead of an integer exception region number.
3273 * flow.c (Make_edges): Use new exception nesting routines to determine
3274 which handlers are reachable from a CALL or asynchronous insn.
3275 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3277 (delete_eh_regions): Update rethrow labels, and don't delete
3278 regions which are the target of a rethrow.
3279 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3280 avoid overloading the SYMBOL_REF_USED flag.
3281 (rethrow_symbol_map): Use new rethrow_ref field.
3282 (rethrow_used): Use new rethrow_ref field.
3283 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3284 of an integer. Fix formatting.
3285 (output_exception_table_entry): Use new rethrow_ref field.
3286 (can_throw): Check for EH_REGION_NOTE before deciding
3287 whether a CALL can throw or not.
3288 (scan_region): Call rethrow_used() instead of accessing data structure.
3289 (update_rethrow_references): New function to make sure only regions
3290 which are still targets of a rethrow are flagged as such.
3291 (process_nestinfo): New static function to initialize a handler
3292 list for a specific region.
3293 (init_eh_nesting_info): New function to allocate and initialize
3294 the list of all EH handlers reachable from all regions.
3295 (reachable_handlers): New function to retrieve the list of handlers
3296 reachable from a specific region and insn.
3297 (free_eh_nesting_info): New function to dispose of a list of
3300 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3302 * flow.c (split_edge): Set JUMP_LABEL field.
3303 (commit_one_edge_insertion): Set head correctly for insert_before.
3304 When inserting insns, update insn block numbers if allocated.
3306 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3308 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3309 retry_incomplete_types): Add static prototype.
3310 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3311 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3312 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3313 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3314 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
3317 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
3318 dwarf2out_start_source_file, dwarf2out_line): Likewise.
3320 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * output.h (assemble_name): Constify a char*.
3324 * varasm.c (UNIQUE_SECTION, assemble_start_function,
3325 assemble_variable, assemble_name): Likewise.
3327 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
3329 * arm/pe.c (arm_pe_unique_section): Likewise.
3331 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
3333 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
3335 * i386/interix.c (i386_pe_unique_section): Likewise.
3337 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3339 * i386/winnt.c (i386_pe_unique_section): Likewise.
3341 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
3343 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
3345 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
3347 * pa/pa.c (output_call): Likewise.
3349 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
3351 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
3353 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
3356 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
3359 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3361 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
3362 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
3364 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
3366 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
3370 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3372 * tree.h (lang_identify): Constify a char*.
3373 (print_error_function): Add extern prototype. Constify a char*.
3375 * c-lang.c (lang_identify): Constify a char*.
3377 * objc/objc-act.c (lang_identify): Constify a char*.
3379 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3381 * genpeep.c (main): Make generated file include "function.h".
3382 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
3384 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3386 * Makefile.in: Update dependencies.
3387 * alias.c: Include "function.h"
3388 * c-decl.c: Likewise.
3389 * caller-save.c: Likewise.
3390 * calls.c: Likewise.
3391 * combine.c: Likewise.
3393 * explow.c: Likewise.
3394 * final.c: Likewise.
3395 * global.c: Likewise.
3396 * graph.c: Likewise.
3397 * local-alloc.c: Likewise.
3399 * optabs.c: Likewise.
3400 * profile.c: Likewise.
3401 * recog.c: Likewise.
3402 * regclass.c: Likewise.
3403 * regmove.c: Likewise.
3404 * reload.c: Likewise.
3405 * reorg.c: Likewise.
3406 * resource.c: Likewise.
3407 * sched.c: Likewise.
3408 * stupid.c: Likewise.
3409 * config/1750a/1750a.c: Likewise.
3410 * config/a29k/a29k.c: Likewise.
3411 * config/arc/arc.c: Likewise.
3412 * config/arm/arm.c: Likewise.
3413 * config/arm/thumb.c: Likewise.
3414 * config/c4x/c4x.c: Likewise.
3415 * config/clipper/clipper.c: Likewise.
3416 * config/convex/convex.c: Likewise.
3417 * config/fx80/fx80.c: Likewise.
3418 * config/i860/i860.c: Likewise.
3419 * config/m68k/m68k.c: Likewise.
3420 * config/m88k/m88k.c: Likewise.
3421 * config/mips/mips.c: Likewise.
3422 * config/pdp11/pdp11.c: Likewise.
3423 * config/pyr/pyr.c: Likewise.
3424 * config/romp/romp.c: Likewise.
3425 * config/sh/sh.c: Likewise.
3426 * config/tahoe/tahoe.c: Likewise.
3427 * config/vax/vax.c: Likewise.
3428 * config/we32k/we32k.c: Likewise.
3429 * config/sparc/sparc.c: Include "function.h".
3430 (mem_min_alignment): Test current_function rather than
3431 regno_pointer_align.
3432 * config/pa/pa.c: Likewise.
3433 (compute_frame_size): Delete declaration of
3434 current_function_outgoing_args_size.
3435 * config/arc/arc.h (current_function_varargs): Delete declaration.
3436 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
3438 * config/i370/i370.h (current_function_outgoing_args_size): Delete
3440 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
3441 current_function_uses_pic_offset_table.
3442 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
3443 of current_function_returns_pointer.
3444 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3445 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3446 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3447 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3448 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3449 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3450 * config/m88k/m88k.c: Include "function.h"
3451 (call_used_regs, current_function_pretend_args_size,
3452 current_function_outgoing_args_size, frame_pointer_needed): Delete
3454 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
3456 * config/mips/mips.h (current_function_calls_alloca): Delete
3458 * config/mn10200/mn10200.h (current_function_needs_context,
3459 rtx_equal_function_value_matters): Delete declarations.
3460 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
3461 flag_pic): Delete declarations.
3462 * config/pa/pa.h (current_function_pretend_args_size,
3463 current_function_decl): Delete declarations.
3464 * config/pa/som.h (current_function_varargs): Delete declaration.
3465 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
3467 * config/pyr/pyr.h (current_function_pretend_args_size,
3468 current_function_args_size, current_function_calls_alloca): Delete
3470 * config/sh/sh.h (current_function_varargs): Delete declaration.
3471 * config/sparc/sparc.h (current_function_outgoing_args_size,
3472 current_function_calls_alloca, current_function_decl): Delete
3474 * config/spur/spur.h (current_function_pretend_args_size,
3475 current_function_calls_alloca): Delete declarations.
3476 * config/v850/v850.c (current_function_outgoing_args_size): Delete
3478 * config/vax/vms.h (current_function_name): Delete declaration.
3479 * gcse.c: Include "function.h".
3480 (current_function_name, current_function_calls_setjmp): Delete
3482 * haifa-sched.c: Include "function.h".
3483 (forced_labels): Delete declaration.
3485 * reg-stack.c: Likewise.
3486 * reload1.c: Likewise.
3487 * genemit.c (main): Make generated file include function.h.
3488 * genoutput.c (output_prologue): Likewise.
3490 * builtins.c (saveregs_value, apply_args_value): Delete variables.
3491 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
3492 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
3493 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
3494 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
3495 macros for some of them.
3496 (emit_filename, emit_lineno): Delete declarations.
3497 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
3498 regno_pointer_* variables through current_function.
3499 (gen_inline_header_rtx): Delete function.
3500 (save_emit_status): Delete function.
3501 (set_new_last_label_num): New function.
3502 (clear_emit_caches): New function.
3503 (restore_emit_status): Just clear last_labelnum and call
3505 (get_last_insn_anywhere): Variable sequence_stack is now accessed
3506 through macro seq_stack.
3507 (add_insn_after): Likewise.
3508 (add_insn_before): Likewise.
3509 (remove_insn): Likewise.
3510 (pop_topmost_sequence): Likewise.
3511 (in_sequence_p): Likewise.
3512 (start_sequence_for_rtl_expr): Likewise.
3513 (start_sequence): Likewise, and likewise for
3514 sequence_rtl_expr/seq_rtl_expr.
3515 (push_topmost_sequence): Likewise.
3516 (end_sequence): Likewise.
3517 (init_virtual_regs): Now takes a "struct emit_status *" argument.
3518 All callers changed. Store into that pointer instead of globals.
3519 (init_emit): Allocate emit elt of current_function.
3520 Changes for sequence_rtl_expr/sequence_stack renaming.
3521 Call clear_emit_caches instead of doing it in-line.
3522 Access regno_pointer_* variables through current_function.
3523 (init_emit_once) Don't clear sequence_stack.
3525 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
3527 (arg_pointer_save_area): Delete declaration.
3528 (finish_expr_for_function): Renamed from init_queue; no longer static.
3529 (init_expr): Don't call init_queue.
3530 (save_expr_status, restore_expr_status): Delete functions.
3531 (expand_expr): Changes to reflect new layout of struct function.
3532 Don't access current_function_check_memory_usage when current_function
3534 * expr.h (forced_labels, save_expr_regs, saveregs_value,
3535 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
3536 current_function_outgoing_args_size, current_function_arg_offset_rtx,
3537 current_function_uses_const_pool, function_call_count,
3538 current_function_uses_pic_offset_table, nonlocal_labels,
3539 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
3540 current_function_check_memory_usage, nonlocal_goto_handler_slots,
3541 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
3543 (finish_expr_for_function): Declare.
3544 * flags.h (current_function_has_nonlocal_label,
3545 current_function_has_nonlocal_goto, current_function_is_thunk,
3546 current_function_has_computed_jump): Delete declarations.
3547 * flow.c (forced_labels): Delete declaration.
3548 * function.c (current_function_pops_args,
3549 current_function_returns_struct, current_function_returns_pcc_struct,
3550 current_function_needs_context, current_function_calls_setjmp,
3551 current_function_calls_longjmp, current_function_has_nonlocal_label,
3552 current_function_has_nonlocal_goto, current_function_is_thunk,
3553 current_function_has_computed_jump, current_function_calls_alloca,
3554 current_function_contains_functions, current_function_returns_pointer,
3555 current_function_epilogue_delay_list, current_function_args_size,
3556 current_function_pretend_args_size, current_function_arg_offset_rtx,
3557 current_function_outgoing_args_size, current_function_varargs,
3558 current_function_stdarg, current_function_args_info, cleanup_label,
3559 current_function_name, current_function_uses_const_pool,
3560 current_function_instrument_entry_exit, current_function_return_rtx,
3561 current_function_uses_pic_offset_table, nonlocal_labels,
3562 current_function_internal_arg_pointer, current_function_cannot_inline,
3563 current_function_check_memory_usage, function_call_count,
3564 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
3565 nonlocal_goto_stack_level, return_label, save_expr_regs,
3566 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
3567 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
3568 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
3569 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
3570 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
3572 (push_function_context_to): Don't save them. Don't call
3573 save_storage_status, save_emit_status or save_expr_status.
3574 (pop_function_context_from): Don't restore them. Don't call
3575 restore_storage_status or restore_expr_status.
3576 (get_func_frame_size): New function.
3577 (get_frame_size): Use it.
3578 (assign_outer_stack_local): Reflect some member name changes in struct
3580 (put_reg_into_stack): Likewise.
3581 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
3583 (fixup_var_refs): Likewise.
3584 (fix_lexical_addr): Likewise.
3585 (trampoline_address): Likewise.
3586 (prepare_function_start): Clear field inlinable of current_function.
3587 (init_function_for_compilation): New function.
3588 (expand_dummy_function_end): New function.
3589 (expand_function_end): Call finish_expr_for_function.
3590 * function.h (struct emit_status): New; fields moved here from struct
3591 function and from global variables. Add accessor macros for some of
3593 (struct expr_status): Likewise.
3594 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
3595 (struct function): Add fields expr and emit, inlinable, inl_emit,
3596 original_arg_vector, original_decl_initial, inl_last_parm_insn,
3597 inl_max_label_num. Add many comments.
3598 Add accessor macros for all elts of struct function that no longer
3599 have a global variable.
3600 (cleanup_label, return_label, frame_offset, tail_recursion_label,
3601 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
3602 stack_slot_list): Delete declarations.
3603 (get_func_frame_size): Declare.
3604 (save_expr_status, restore_expr_status, save_emit_status,
3605 save_storage_status, restore_storage_status): Delete declarations.
3606 (init_virtual_regs): Declare.
3607 * output.h (current_function_pops_args,
3608 current_function_returns_struct, current_function_returns_pcc_struct,
3609 current_function_needs_context, current_function_calls_setjmp,
3610 current_function_calls_longjmp, current_function_calls_alloca,
3611 current_function_has_nonlocal_label, current_function_varargs,
3612 current_function_has_computed_jump, current_function_returns_pointer,
3613 current_function_contains_functions, current_function_args_size,
3614 current_function_pretend_args_size, current_function_stdarg,
3615 current_function_outgoing_args_size, current_function_args_info,
3616 current_function_name, current_function_return_rtx,
3617 current_function_epilogue_delay_list,
3618 current_function_uses_const_pool, current_function_cannot_inline):
3619 Delete declarations.
3620 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
3621 regno_reg_rtx): Delete declaration.
3622 (REGNO_POINTER_FLAG): Delete macro.
3623 * stmt.c (expand_goto): Changes to reflect that some fields in struct
3624 function were renamed.
3625 * stor-layout.c (save_storage_status, restore_storage_status): Delete
3627 * toplev.c: Include "function.h".
3628 (current_function_decl): Delete declaration.
3629 (compile_file): Call init_dummy_function_start and
3630 expand_dummy_function_end around some initializations that need to
3632 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
3633 Call init_function_for_compilation.
3634 * unroll.c: Include "function.h"
3635 (unroll_loop): Access regno_pointer_* variables through
3638 * tree.h (struct tree_decl): Add elt f to saved_insns member.
3639 (DECL_SAVED_INSNS): use it.
3640 (expand_dummy_function_end): Declare.
3641 (init_function_for_compilation): Declare.
3642 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
3643 that it's no longer an INLINE_HEADER.
3644 (expand_call): Likewise.
3645 * integrate.c (finish_inline): Delete function.
3646 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
3647 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
3648 args. Don't generate an INLINE_HEADER rtx, just return the arg
3649 vector. All callers changed.
3650 (save_for_inline_copying): Create a duplicate struct emit_status to
3651 hold the emit state for compiling the current function. Use this and
3652 the other new fields in struct function that are for integration
3653 instead of an INLINE_HEADER.
3654 Use memcpy instead of bcopy.
3655 Store the current struct function in DECL_SAVED_INSNS of fndecl.
3656 (save_for_inline_nocopy): Similar changes, except no new emit_status
3658 (expand_inline_function): Get information from function structure,
3659 not from an inline header rtx.
3660 (output_inline_function): Lose code to extract the necessary
3661 information from an inline header; simply put back the function
3662 structure into current_function. Clear its inlinable elt.
3663 * rtl.def (INLINE_HEADER): Delete.
3664 * rtl.h: Delete all accessors for an INLINE_HEADER.
3665 (gen_inline_header_rtx): Delete declaration.
3666 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
3667 Delete declarations.
3668 (REGNO_POINTER_ALIGN): Delete.
3669 (clear_emit_caches): Declare.
3670 (set_new_last_label_num): Declare.
3672 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
3674 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
3676 * except.c (expand_eh_region_start_for_decl): Always start a new block.
3677 * stmt.c (is_eh_region): Make sure current_function is present, too.
3679 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
3681 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
3682 for 64bit PA targets.
3684 * pa.h (SELECT_SECTION): Define.
3685 * som.h (SELECT_SECTION): Delete.
3687 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * alias.c (init_alias_analysis): Wrap call to
3690 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
3692 1999-08-07 Bruce Korb <autogen@linuxbox.com>
3694 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
3695 <sys/asm.h> contains an asm comment with an apostrophe
3696 * fixinc/inclhack.sh: regen
3697 * fixinc/fixincl.x: regen
3699 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
3701 * function.c (init_function_start): Clear prologue & epilogue.
3702 (prologue_epilogue_contains): New function.
3703 * alias.c (init_alias_analysis): Use it.
3704 * rtl.h (prologue_epilogue_contains): Declare it.
3706 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
3708 * jump.c (onlyjump_p): New function.
3709 * rtl.h: Declare it.
3710 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
3711 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
3713 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
3715 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
3716 to invert loops. Simplify block scanning.
3718 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3720 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
3721 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
3723 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
3725 * config/sparc/liteelf.h: New file to support sparclite-elf target
3726 * config/sparc/t-sp86x: New file to support sparc86x targets
3727 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
3728 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
3729 * configure.in: Support above target triplets
3730 * configure: Regenerated
3732 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
3734 * fixinc/server.c (server_setup): Do not prefix function used as
3737 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
3739 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
3740 Remove fp reg alternatives.
3742 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3744 * Makefile.in (TAROUTOPTS): Kill.
3745 (install-headers-tar): Use "xpf" for tar headerfile extraction
3746 * i370/x-oe (TAROUTOPTS): Delete.
3747 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3748 * m68k/x-hp320 (TAROUTOPTS): Delete.
3749 * m68k/x-hp320g (TAROUTOPTS): Delete.
3750 * gcc.texi: Update bug reporting text.
3752 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3754 * reg-stack.c (change_stack) Fixed problem with negative array index.
3756 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3758 * extend.texi, install.texi: Fix spelling mistakes.
3760 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3761 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3762 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3764 * mips/t-ecoff: Likewise.
3765 * mips/t-elf: Likewise.
3766 * mips/t-mips: Likewise.
3767 * mips/t-osfrose: Likewise.
3768 * mips/t-r3900: Likewise.
3769 * mips/t-svr3: Likewise.
3770 * mips/t-svr4: Likewise.
3771 * mips/t-ultrix: Likewise.
3773 * gcc.texi: Document recommend means to provide software floating
3774 point libraries in libgcc.a
3776 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3778 * c-lex.c (yylex): We can have a number with no digits.
3780 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3782 * jump.c (delete_prior_computation): New function, broken
3783 out of delete_computation. Check for side effects with
3784 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3785 multi-word hard registers.
3786 (delete_computation): Use it. Check for side effects with
3787 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3788 missing REG_DEAD note for a register which is both set and
3791 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3793 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3794 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3795 (ASM_FILE_START): Import _mcount with the right type.
3796 (ASM_DECLARE_FUNCTION_NAME): Define.
3797 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3798 * pa.c (output_function_prologue): Always emit the function's label
3800 * pa.h (TEXT_SPACE_P): Define.
3801 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3802 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3803 * som.h (TEXT_SPACE_P): Delete.
3804 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3805 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3807 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3809 * expr.c (emit_group_load): Allow src to be a CONCAT.
3811 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3813 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3814 (___mulsi3): Use '!' comment character.
3816 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3818 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3820 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3822 * gcc.c: Update URLs and mail addresses.
3823 * gcc.texi: Likewise.
3825 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
3827 * rs6000.c (current_file_function_operand): Return zero for
3829 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
3831 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
3834 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
3836 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
3837 allocate space in the stack frame for the PIC register.
3839 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
3841 * m68k.md (xordi3, anddi3): These patterns are not available on
3844 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
3846 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
3847 (PUT_REAL): Likewise.
3849 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3851 * final.c (shorten_branches): Don't add an alignment for loops
3852 that have no label inside.
3854 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
3857 prototypes in macro HAVE_cmpstrsi.
3859 * cpplib.c (cpp_get_token): Remove unused label `op3'.
3861 * emit-rtl.c (operand_subword): Remove unused variable
3864 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
3866 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
3868 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
3870 * cpphash.c (macroexpand): Delete leading whitespace when arg
3871 is concatenated before.
3872 (unsafe_chars): Correct test for whether + and - can extend a
3875 * cppinit.c (cpp_start_read): Do dependencies for
3876 -include/-imacros files also.
3878 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
3879 tokenizing non-directive lines.
3880 (cpp_expand_to_buffer): Temporarily disable no-output mode.
3881 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
3884 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
3886 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
3888 * c-lex.c: Sync with C++ frontend.
3889 (linemode): New variable.
3890 (parse_float): imag, conversion_errno, and type are output only.
3891 (yylex): Adjust. Move initial '.' case into main switch.
3893 (handle_generic_pragma): Just deal with tokens.
3894 (readescape): Use ISXDIGIT and ISGRAPH.
3895 * c-parse.in: Add END_OF_LINE token.
3897 * c-lex.c (lang_init): Generalize.
3898 (nextchar): Remove. Replace uses with UNGETC.
3899 (skip_white_space): Handle linemode here. Optimize for cpplib.
3900 (skip_white_space_on_line): Remove.
3901 (extend_token_buffer_to): New fn.
3902 (extend_token_buffer): Use it.
3903 (read_line_number, check_newline): Just deal with tokens.
3904 (token_getch, token_put_back): New fns.
3905 (yylex): Use them. More cpplib optimizations. Simplify.
3907 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3908 Jason Merrill <jason@yorick.cygnus.com>
3910 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
3911 (consume_string): Make this smart about USE_CPPLIB.
3912 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
3913 (yylex): Rewrite to be intelligent about USE_CPPLIB.
3914 Also, clean up cases where we redundantly set token_buffer[0].
3915 (read_line_number): New fn.
3916 (ignore_escape_flag): New variable.
3918 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
3920 * a29k/t-a29kbare: Fix some comments.
3921 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3922 (FPBIT, DPBIT): Define.
3923 * a29k/t-vx29k: Likewise.
3924 * arc/t-arc: Likewise.
3925 * arm/t-arm-elf: Likewise.
3926 * arm/t-bare: Likewise.
3927 * arm/t-pe: Likewise.
3928 * arm/t-pe-thumb: Likewise.
3929 * arm/t-semi: Likewise.
3930 * arm/t-thumb: Likewise.
3931 * arm/t-thumb-elf: Likewise.
3932 * arm/t-thumb-linux: Likewise.
3933 * h8300/t-h8300: Likewise.
3934 * i960/t-i960: Likewise.
3935 * i960/t-vxworks960: Likewise.
3936 * m32r/t-m32r: Likewise.
3937 * mips/t-ecoff: Likewise.
3938 * mips/t-elf: Likewise.
3939 * mips/t-r3900: Likewise.
3940 * pa/t-pro: Likewise.
3941 * rs6000/t-aix43: Likewise.
3942 * rs6000/t-beos: Likewise.
3943 * rs6000/t-newas: Likewise.
3944 * rs6000/t-ppccomm: Likewise.
3945 * rs6000/t-rs6000: Likewise.
3946 * rs6000/t-winnt: Likewise.
3947 * rs6000/t-xnewas: Likewise.
3948 * rs6000/t-xrs6000: Likewise.
3949 * sh/t-sh: Likewise.
3950 * sparc/t-elf: Likewise.
3951 * sparc/t-sparcbare: Likewise.
3952 * sparc/t-sparclite: Likewise.
3953 * sparc/t-splet: Likewise.
3954 * v850/t-v850: Likewise.
3955 * mn10200/t-mn10200: Fix comments.
3956 * mn10300/t-mn10300: Likewise.
3958 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
3959 dummy operand. Allocate a new pseudo for the dummy operand.
3960 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
3962 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
3964 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
3966 * configure: Rebuilt.
3967 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
3969 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
3971 * recog.c (preproces_constraints): Zero recog_op_alt before
3972 processing the constraints.
3974 * arm.c (typedef minipool_node): Renamed from pool_node.
3975 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
3976 (add_minipool_constant): New function.
3977 (dump_minipool): New function.
3978 (find_barrier): Remove special case for getting the insn size of
3979 an insn that references the constant pool.
3980 (minipool_fixup): New structure.
3981 (push_minipool_barrier): New function.
3982 (push_minipool_fix): New function.
3983 (note_invalid_constants): New function.
3984 (add_pool_constant, dump_table, fixit, broken_move): Delete.
3985 (arm_reorg): Rewrite code to fix up the constant pool into a
3986 series of mini-pools embedded in the insn stream.
3987 (arm_output_epilogue): New function, made mainly from the body
3988 of output_func_epilogue.
3989 (output_func_epilogue): Move insn generation part of epilogue code
3990 to arm_output_epilogue.
3991 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
3992 * arm.md (pool_range): New attribute.
3993 (zero_extendqidi2): Add attribute pool_range.
3994 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
3995 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
3996 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
3997 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
3998 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
3999 (epilogue): New expand.
4000 (epilogue_insn): New insn. Call arm_output_epilogue.
4002 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
4003 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
4005 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4007 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4009 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
4011 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
4013 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
4015 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
4017 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
4019 * global.c: Fix comment.
4021 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
4023 * gcc.c (access_check): New static function.
4024 (find_a_file): Use it when searching a directory list.
4025 * collect2.c (find_a_file): Don't accept directories found when
4026 searching a directory list.
4028 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
4030 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
4031 function parameters with `&'.
4032 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
4034 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
4036 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
4037 or tidy_fallthru_edge if the last insn in the block is not
4038 an unconditional jump or a simple conditional jump.
4040 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4042 * Makefile.in (c-decl.o): Depends on defaults.h.
4044 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
4046 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
4048 (CLASS_MAX_NREGS): Likewise.
4050 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
4052 * cse.c (cse_insn): Fix dumb thinko in last change.
4054 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4056 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
4059 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
4061 * dwarf2out.c (add_location_or_const_value_attribute): Correct
4062 test for sizes of passed and declared parameter types.
4064 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4066 * fixincludes: Fix the return type of bsearch, char* -> void*.
4068 * fixinc/inclhack.def: Likewise.
4070 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
4072 * invoke.texi (-fdump-translation-unit): New option.
4074 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
4076 * expr.h (PROMOTE_PROTOTYPES): Move ...
4077 * defaults.h: ... to here.
4078 * c-decl.c: Include defaults.h instead of expr.h.
4079 * c-typeck.c: Include defaults.h.
4081 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
4083 * toplev.h (errorcount): Declare.
4084 (warningcount): Likewise.
4085 (sorrycount): Likewise.
4086 * c-lex.c (errorcount): Don't declare.
4087 * dwarf2out.c (errorcount): Don't declare.
4089 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
4091 * config/libgloss.h: Add a note discouraging use with ELF.
4092 * configure.in: Don't use libgloss.h for ELF targets.
4093 Always use_collect2 on a.out targets.
4095 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
4097 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
4098 (force_to_mode, case ASHIFTRT): Add shiftrt label.
4100 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4102 * loop.c (strength_reduce): When doing biv->giv conversion, update
4103 reg note of NEXT->insn.
4105 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4107 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
4109 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4111 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
4112 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
4113 Ensure expr.h is included.
4114 * c-typecheck.c (convert_arguments): Ditto.
4116 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
4118 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
4119 * config/convex/convex.h: Ditto.
4120 * config/dsp16xx/dsp16xx.h: Ditto.
4121 * config/fx80/fx80.h: Ditto.
4122 * config/gmicro/gmicro.h: Ditto.
4123 * config/i370/i370.h: Ditto.
4124 * config/i386/i386.h: Ditto.
4125 * config/m32r/m32r.h: Ditto.
4126 * config/m68k/m68k.h: Ditto.
4127 * config/m88k/m88k.h: Ditto.
4128 * config/mips/mips.h: Ditto.
4129 * config/pa/pa.h: Ditto.
4130 * config/pyr/pyr.h: Ditto.
4131 * config/tahoe/tahoe.h: Ditto.
4132 * config/we32k/we32k.h: Ditto.
4134 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
4137 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
4139 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
4142 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
4144 1999-08-02 Richard Henderson <rth@cygnus.com>
4146 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
4147 for the register spill block.
4149 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
4150 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
4152 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
4153 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
4154 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
4156 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4158 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
4159 MAX_WCHAR_TYPE defined in sparc.h.
4160 * config/sparc/linuxaout.h: Likewise.
4161 * config/sparc/linux64.h: Likewise.
4162 Also default to -mvis if CPU is UltraSPARC.
4164 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4166 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
4167 (RTX_OK_FOR_OLO10): Likewise.
4168 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
4169 %lo(), allow it in addresses...
4170 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
4171 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
4172 does not make sense.
4173 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
4174 (sparc_output_scratch_registers): New function.
4175 (output_function_prologue, sparc_flat_output_function_prologue): Use
4177 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
4179 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
4180 * configure.in: Add check for .register pseudo-op support in as and
4181 check for offsetable %lo().
4182 * acconfig.h: Add templates for the above checks.
4183 * configure: Regenerate.
4185 1999-08-02 Richard Henderson <rth@cygnus.com>
4187 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
4188 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
4189 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
4191 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4193 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4196 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4198 * config/float-sparc.h: New file.
4199 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
4200 sparc-*-linux-gnu and sparc64-*-linux*.
4202 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4204 * rs6000.c (rs6000_va_list): Type is an array.
4205 (rs6000_va_start): Don't doubly adjust for varargs.
4206 (rs6000_va_arg): Evaluate long long GPR adjustment.
4208 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
4210 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
4211 -maix64 and -maix32.
4212 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
4213 LINK_SPEC): Change appropriately.
4214 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
4215 (u_short_cint_operand): Likewise.
4216 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
4218 * rs6000/t-aix43 (MULTILIB): Change to -m64.
4220 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
4222 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
4224 * rs6000/rs6000.c (num_insns_constant_wide): Correct
4226 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
4227 (non_add_cint_operand): Likewise.
4228 (logical_operand): Likewise.
4229 (non_logical_cint_operand): Likewise.
4230 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
4231 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
4232 (rs6000_select_rtx_section): Suppress warning.
4233 (small_data_operand): Suppress warning.
4234 (rs6000_got_register): Suppress warning.
4235 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4236 type, so `J' is generally the wrong constraint for a SImode value;
4238 (andsi3_internal2): Likewise.
4239 (andsi3_internal3): Likewise.
4240 (iorsi3_internal1): Likewise.
4241 (xorsi3_internal1): Likewise.
4243 (movsf_softfloat): Likewise.
4244 (scc insns): Likewise.
4245 (movsi+2): Preserve sign bits of SImode constant.
4246 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4247 (movdf+1): Sign-extend properly.
4248 (movdi_32+1): Sign-extend properly.
4249 (scc insns): Sign-extend properly.
4251 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4254 1999-08-02 Richard Henderson <rth@cygnus.com>
4256 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4258 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4259 * alpha.md (all fp insns): Likewise.
4261 1999-08-02 Nick Clifton <nickc@cygnus.com>
4263 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4266 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4268 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4269 pic_load_label generator directly.
4270 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4271 No longer a named pattern.
4273 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4275 * explow.c (force_reg): Call force_operand if X does not
4276 satisfy general_operand.
4278 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4280 * fix-header.c (main): When testing for CONTINUED, use string
4281 equality, not pointer equality.
4283 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4285 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4287 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4289 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4290 that has become an unconditional jump.
4292 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4293 (output_function_epilogue): Similarly.
4295 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4297 * tree.h (init_dummy_function_start): Declare.
4299 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4301 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4302 last_expr_type, last_expr_value, block_start_count, block_stack,
4303 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4304 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4305 dynamically in stmt elt of struct function for each function.
4306 (struct nesting): Rename function_call_count elt to n_function_calls,
4307 target_temp_slot_level to block_target_temp_slot_level. All users
4309 (struct stmt_status): New structure definition.
4310 Add many accessor macros for stmt_status elements which previously
4311 were global variables.
4312 (init_stmt_for_function): Allocate stmt elt for current_function.
4313 Reflect that block_start_count was renamed to
4314 current_block_start_count.
4315 (save_stmt_status, restore_stmt_status): Delete functions.
4316 (preserve_subexpressions_p): Don't access loop_stack when outside
4318 (expand_start_bindings): Reflect that block_start_count was renamed to
4319 current_block_start_count.
4320 (expand_fixup): Likewise.
4321 (expand_decl): Don't access block_stack when outside a function.
4322 (expand_decl_cleanup): Likewise.
4323 (expand_dcc_cleanup): Likewise.
4324 (expand_dhc_cleanup): Likewise.
4325 (expand_anon_union_decl): Likewise.
4326 (set_file_and_line_for_stmt): New function.
4327 (in_control_zone_p): New function.
4329 * function.h (struct function): Add new elt stmt.
4330 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
4331 case_stack, nesting_stack, nesting_depth, block_start_count,
4332 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
4333 emit_lineno, goto_fixup_chain.
4334 (save_eh_status, restore_eh_status, save_stmt_status,
4335 restore_stmt_status): Delete declarations.
4336 * function.c (push_function_context_to): Don't call save_stmt_status.
4337 (pop_function_context_to): Don't call restore_stmt_status.
4338 * tree.h (in_control_zone_p): Declare.
4339 * rtl.h (set_file_and_line_for_stmt): Declare.
4341 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
4342 call set_file_and_line_for_stmt.
4344 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
4346 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
4347 Also update copyright.
4349 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4351 * c-pragma.c: Don't include "except.h".
4352 * emit-rtl.c: Likewise.
4353 * stor-layout.c: Likewise.
4355 * varasm.c: Likewise.
4357 * flow.c: Include "function.h".
4358 * tree.h (init_dummy_function_start): Declare new function.
4360 * except.h (struct eh_status): New structure.
4361 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
4363 (eh_return_stub_label, ehstack, catchstack, ehqueue,
4364 catch_clauses, false_label_stack, caught_return_label_stack,
4365 protect_list, current_function_ehc): Add accessor macros for the
4366 corresponding fields in current_function->eh; delete declarations
4367 for all items that used to be declared here.
4368 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
4369 catch_clauses, false_label_stack, caught_return_label_stack,
4370 protect_list, current_function_ehc): Delete variables.
4371 (init_eh_for_function): Allocate current_function->eh.
4372 (save_eh_status, restore_eh_status): Delete functions.
4374 * function.h (struct function): Add fields next_global and eh.
4375 Delete all exception handling related fields.
4376 * function.c (current_function): New variable.
4377 (all_functions): New variable.
4378 (push_function_context_to): Don't allocate a struct function,
4379 use current_function instead. Call init_dummy_function_start when
4380 outside a function. Clear current_function before returning.
4381 (pop_function_context_from): Restore current_function.
4382 Don't free the restored struct function.
4383 (prepare_function_start): New function.
4384 (init_dummy_function_start): New function.
4385 (init_function_start): Break out some code into prepare_function_start
4388 * stmt.c (save_stmt_status): Don't call save_eh_status.
4389 (restore_stmt_status): Don't call restore_eh_status.
4391 * Makefile.in: Update dependencies.
4393 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
4395 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
4396 of depending on a magic constant value. Update comments.
4397 (hppa_expand_prologue): Similarly.
4399 * pa.md (reload_indi, reload_outdi): Allow any register for the
4400 original reload register.
4402 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
4404 * cccp.c (print_help): Change marcos to macros.
4406 1999-07-30 Richard Henderson <rth@cygnus.com>
4408 * c-typeck.c (initializer_constant_valid_p): Move ...
4409 * c-common.c (initializer_constant_valid_p): ... here. Use
4410 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
4412 * c-common.h (initializer_constant_valid_p): Declare.
4413 * c-tree.h (initializer_constant_valid_p): Remove.
4415 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
4417 * config/i386/sol2-c1.asm: Align the stack.
4418 * config/i386/sol2-gc1.asm: Likewise.
4420 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
4422 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
4423 -Asparclite for sparc86x.
4424 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
4426 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
4428 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
4430 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
4431 the user if using the non-default arch size in BI_ARCH configuration.
4432 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
4434 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
4435 Fix patterns so that they actually match.
4436 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
4437 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
4438 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
4440 (mulsidi3): Reflect this in the expand.
4441 (smulsi3_highpart): Only on TARGET_ARCH32.
4442 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
4443 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
4444 (umulsidi3): Reflect this in the expand.
4445 (umulsi3_highpart): Only on TARGET_ARCH32.
4446 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
4447 don't require g0 to be zero.
4448 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
4449 ({,u}divsi3): New expands.
4450 ({,u}divsi3_sp64): New patterns.
4451 (after lshrdi3_v8plus): Four new patterns to help combiner
4452 optimizing nested mixed mode shifts.
4454 * config/sparc/sparc.c (sparc_override_options): Use deprecated
4455 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
4456 speed things up. Don't use them by default on plain v9 in 64bit
4457 mode, according to what SPAMv9 sais.
4459 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
4460 top 32 bits of %[og][0-7] in signal handlers.
4461 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
4463 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
4465 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
4466 (ashlsi3): Corresponding changes.
4468 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
4470 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
4472 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
4474 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4476 * arm.h (Hint): Delete macro.
4477 Substitute HOST_WIDE_INT for Hint in some prototypes.
4478 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
4480 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
4482 * builtins.c (expand_builtin_setjmp): Use force_operand to
4483 make sure that the buffer address is in a suitable form to be
4484 passed to force_reg.
4486 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
4488 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
4491 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
4493 * pa.md (indirect_jump): Remove mode from match_operand. Verify
4494 proper mode in the condition string.
4495 (icacheflush, dcacheflush): Remove modes from match_operands.
4497 * pa.c (emit_move_sequence): Always convert scratch_reg to the
4498 proper mode before using it.
4500 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
4503 * pa.c (store_reg): Do not call add_high_const generator directly.
4504 (load_reg, set_reg_plus_d): Likewise.
4505 * pa.md (add_high_const): No longer a named pattern.
4507 * pa.c (legitimize_address): Consistently use Pmode rather than
4508 SImode. Do not call gen_pic2_highpart directly anymore.
4509 * pa.md (pic2_highpart): No longer a named pattern.
4510 (pic2_lo_sum): Similarly. Reformat to make more readable.
4512 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
4517 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4519 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
4521 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
4523 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
4524 and tag the spill mems.
4525 (hppa_va_start): New.
4527 * pa.h (EXPAND_BUILTIN_VA_START): New.
4528 (EXPAND_BUILTIN_VA_ARG): New.
4530 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
4532 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
4533 and tag the spill mems.
4534 (mn10300_va_start): New.
4535 (mn10300_va_arg): New.
4536 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
4537 (EXPAND_BUILTIN_VA_ARG): New.
4539 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
4541 * mn10200.c (mn10200_va_arg): New.
4542 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
4544 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
4546 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
4547 rather than play with TREE_INT_CST_LOW.
4549 1999-07-27 Philip Blundell <pb@nexus.co.uk>
4551 * config/arm/telf.h: Include dbxelf.h.
4552 (CPP_PREDEFINES): Only define if not already defined.
4553 (ASM_IDENTIFY_GCC): Likewise.
4554 (SUBTARGET_EXTRA_SECTIONS): Likewise.
4555 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
4556 * config/arm/thumb.h (LINK_SPEC): Only define if not already
4558 (DBX_DEBUGGING_INFO): Don't define.
4559 * config/arm/linux-telf.h: New file.
4560 * config/arm/linux-tgas.h: New file.
4561 * config/arm/t-thumb-linux: New file.
4562 * config/arm/uclinux-elf.h: New file.
4563 * config/arm/uclinux-telf.h: New file.
4564 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
4565 thumb-*-uclinux): New targets.
4566 * configure: Regenerate.
4568 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
4570 * pa.md (post_store, pre_load): New expanders.
4571 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
4572 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
4573 need to directly generate RTL for them.
4574 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
4577 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
4579 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
4580 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
4581 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
4582 (secndary_reload_class): Make TARGET_ELF conditional compile.
4583 (print_operand_address): Similar.
4584 (output_toc): Print all values as hex.
4585 (get_issue_rate): Rearrange and add RS64A and PPC630.
4586 * rs6000.h (processor_type): Add RS64A and PPC630.
4587 (PROCESSOR_POWERPC64): New.
4588 (PROMOTE_MODE): Use word_mode.
4589 (RTX_COSTS): Add RS64A and PPC630.
4590 * rs6000.md (scheduling information): Add lmul and ldiv
4591 representing 64-bit integer multiply and divide. Add rs64a and
4593 (ashldi3): Add support for "rldic" instruction.
4594 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
4596 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
4598 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
4599 instead of V8 for sparclite86x in cpu_table.
4601 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4603 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
4604 output_file_directive.
4606 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
4608 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
4609 tree for op1, not the rtl.
4611 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
4613 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
4614 to m88k_va_start, leaving only the register spill.
4615 (m88k_build_va_list): New.
4616 (m88k_va_start): New.
4618 * m88k.h (BUILD_VA_LIST_TYPE): New.
4619 (EXPAND_BUILTIN_VA_START): New.
4620 (EXPAND_BUILTIN_VA_ARG): New.
4622 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
4624 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
4625 Rename from expand_builtin_saveregs.
4626 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
4628 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
4630 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
4631 for the register spill block.
4632 (i960_build_va_list): New.
4633 (i960_va_start): New.
4635 * i960.h (BUILD_VA_LIST_TYPE): New.
4636 (EXPAND_BUILTIN_VA_START): New.
4637 (EXPAND_BUILTIN_VA_ARG): New.
4638 * i960.md (store_multiple): Use change_address on individul mems.
4640 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
4642 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
4644 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
4645 (expand_builtin_va_end): Evaluate arg for side effects.
4646 * c-common.c (c_common_nodes_and_builtins): Construct a
4647 va_list_arg_type_node to handle array decomposition to pointer.
4649 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
4651 * except.c (start_dynamic_cleanup): Use force_operand on the
4654 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
4656 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
4657 * c4x.c (c4x_va_arg): New.
4659 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
4661 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
4664 1999-07-26 Nathan Sidwell <nathan@acm.org>
4666 * eh-common.h (__eh_matcher): Prototype correctly.
4668 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
4670 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
4671 (TARGET_SINGLE_PIC_BASE): Likewise.
4672 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
4674 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
4675 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
4676 (TARGET_OPTIONS): Add -mpic-register=N.
4677 (OUTPUT_INT_ADDR_CONST): New macro.
4678 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
4679 LEGITIMATE_PIC_OPERAND_P): Likewise.
4680 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
4681 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
4682 output_addr_const directly.
4683 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
4685 (thumb_pic_register, thumb_pic_register_string): Declare.
4687 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
4689 (label_mentioned_p): New function: Imported from arm.c.
4690 (legitimize_pic_address): New function: Imported from arm.c.
4691 (is_pic):New function: Imported from arm.c.
4692 (thumb_finalize_pic):New function: Imported from arm.c.
4693 (add_constant): Cope with PIC constants.
4694 (fixit): Cope with PIC constants.
4695 (output_return): Do not treat the PIC register as live if
4696 TARGET_SINGLE_PIC_BASE is true.
4697 (thumb_function_prologue): Do not treat the PIC register as live if
4698 TARGET_SINGLE_PIC_BASE is true.
4699 (thumb_expand_prologue): Do not treat the PIC register as live if
4700 TARGET_SINGLE_PIC_BASE is true.
4701 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
4702 TARGET_SINGLE_PIC_BASE is true.
4703 (thumb_print_operand): Accept '|'.
4704 (thumb_override_options): Process PIC options.
4706 * config/arm/thumb.md (movsi): Support PIC.
4707 (call_insn): Change "i" constraint to "X".
4708 (call_value_insn): Likewise.
4709 (consttable_4, consttable_8, consttable_end): Set and clear
4710 "making_const_table" as appropriate.
4711 (pic_load_addr, pic_add_dot_plus_four): New insns.
4713 * invoke.texi (Thumb Options): Fix spelling. Document new
4714 options -msingle-pic-base and -mpic-register=.
4716 1999-07-26 Andrew Haley <aph@cygnus.com>
4718 * config/m32r/initfini.c (__init): Use a full word immediate for
4719 __fini: this allows it to be placed in any memory region.
4721 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
4722 -mmodel=medium. This is OK for all memory models.
4724 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
4726 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
4727 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
4729 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
4731 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
4734 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
4736 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
4738 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
4739 (BUILD_VA_LIST_TYPE): New.
4740 (EXPAND_BUILTIN_VA_START): New.
4741 (EXPAND_BUILTIN_VA_ARG): New.
4742 * i860.c (output_delayed_branch): Disable.
4743 (output_delay_insn): Likewise.
4744 (i860_saveregs): New.
4745 (i860_build_va_list): New.
4746 (i860_va_start): New.
4748 * i860.md: Disable all peepholes using output_delayed_branch.
4749 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4751 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4753 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4754 (BUILD_VA_LIST_TYPE): New.
4755 (EXPAND_BUILTIN_VA_START): New.
4756 (EXPAND_BUILTIN_VA_ARG): New.
4757 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4758 Return the address of the save area.
4759 (clipper_build_va_list): New.
4760 (clipper_va_start): New.
4761 (clipper_va_arg): New.
4763 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4765 * arc.h (EXPAND_BUILTIN_VA_START): New.
4766 (EXPAND_BUILTIN_VA_ARG): New.
4767 * arc.c (arc_setup_incoming_varargs): Set alias set of
4769 (arc_va_start): New.
4772 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4774 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4775 (BUILD_VA_LIST_TYPE): New.
4776 (EXPAND_BUILTIN_VA_START): New.
4777 (EXPAND_BUILTIN_VA_ARG): New.
4778 * alpha.c (alpha_builtin_saveregs): Delete.
4779 (alpha_build_va_list): New.
4780 (alpha_va_start): New.
4781 (alpha_va_arg): New.
4783 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4785 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4787 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4788 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4790 * gcc.texi: More changes related to list conversion.
4791 * invoke.texi: Likewise.
4793 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4795 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4796 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4797 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4798 (stabilize_va_list): New function.
4799 (std_expand_builtin_va_start): New function.
4800 (expand_builtin_va_start): New function.
4801 (get_varargs_alias_set): New function.
4802 (std_expand_builtin_va_arg): New function.
4803 (expand_builtin_va_arg): New function.
4804 (expand_builtin_va_end): New function.
4805 (expand_builtin_va_copy): New function.
4806 (expand_builtin): Call them.
4807 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4808 __builtin_{varargs_start,stdarg_start,end,copy}.
4809 (build_va_arg): New function.
4810 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4811 (build_va_arg): Declare.
4812 * c-decl.c (ptr_type_node, va_list_type_node): New.
4813 * c-parse.gperf (__builtin_va_arg): New.
4814 * c-parse.in (VA_ARG): New token.
4815 (unary_expr): Recognize it.
4816 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4817 * expr.h (std_expand_builtin_va_start): Declare.
4818 (std_expand_builtin_va_arg): Declare.
4819 (expand_builtin_va_arg): Declare.
4820 (get_varargs_alias_set): Declare.
4821 * tree.def (VA_ARG_EXPR): New.
4822 * tree.h (BUILT_IN_VARARGS_START): New.
4823 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
4824 (ptr_type_node, va_list_type_node): Declare.
4825 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
4826 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
4827 * m88k.h, m88k.c: Likewise.
4828 * mn10300.h, mn10300.c: Likewise.
4829 * pa.h, pa.c: Likewise.
4830 * rs6000.h, rs6000.c: Likewise.
4831 * sh.h, sh.c: Likewise.
4832 * sparc.h, sparc.c: Likewise.
4834 * emit-rtl.c (operand_subword): Copy alias set.
4835 (change_address): Likewise.
4837 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
4839 * pa.c (compute_frame_size): Scan all the used callee saved registers,
4840 not just the first one.
4842 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
4844 * config/arm/arm.h (TARGET_SWITCHES): Add
4845 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
4846 (TARGET_OPTIONS): Add -mpic-register=.
4847 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
4848 (arm_pic_register_string): Declare.
4849 (NEED_PLT_GOT): Delete, replace with ...
4850 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
4851 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
4852 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
4853 * config/arm/arm.c (arm_override_options): Add new option
4855 (arm_pic_register_string): New variable.
4856 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
4857 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
4858 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
4859 (output_return_instruction): Likewise.
4860 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
4861 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
4862 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
4864 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
4865 mention of -msched-prolog. Document new options -msingle-pic-base
4866 and -mpic-register=.
4868 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
4870 * haifa-sched.c (reemit_notes): Tidy.
4871 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
4874 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
4876 * explow.c (trunc_int_for_mode): New function.
4877 (plus_constant_wide): Use it.
4878 * combine.c (simplify_and_const_int): Likewise.
4879 (merge_outer_ops): Likewise.
4880 (simplify_shift_const): Likewise.
4881 * cse.c (simplify_unary_operation): Likewise.
4882 (simplify_binary_operation): Likewise.
4883 * emit-rtl.c (operand_subword): Likewise.
4884 * rtl.h: Declare it.
4886 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4888 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
4889 (use NUM_REGS instead of NUM_INTS).
4891 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4893 * builtins.c: New file.
4894 * expr.c (saveregs_value, apply_args_value): Delete definition,
4895 moved into builtins.c.
4896 (string_constant): No longer static.
4897 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
4898 apply_args_size, apply_result_size, result_vector,
4899 expand_builtin_apply_args, expand_builtin_apply,
4900 expand_builtin_return): Delete functions, moved into builtins.c.
4901 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
4902 * expr.h (saveregs_value, apply_args_value): Declare variables.
4903 (expand_builtin, string_constant): Declare functions.
4904 * Makefile.in: Update to build builtin.o.
4906 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4908 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
4909 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
4910 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
4911 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
4913 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
4916 1999-07-21 Michael Meissner <meissner@cygnus.com>
4918 * print-rtl.c (print_rtx): Print the names of the virtual
4921 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
4923 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
4924 introduced in previous delta.
4926 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4928 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
4929 to avoid name clash.
4931 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4933 * c-lex.c (yylex) : Correct the test for overflow when lexing
4936 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
4938 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
4939 (adjust_priority): Always call ADJUST_PRIORITY.
4940 (schedule_insn): Only put insns into the ready at cost 0.
4941 (schedule_block): Remove redundant initial sort. Give clock_var
4942 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
4944 * tm.texi (MD_SCHED_REORDER): Update docs.
4946 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
4947 * sparc.c (ultra_reorder_called_this_block): Delete.
4948 (ultrasparc_sched_init): Don't set it.
4949 (ultrasparc_sched_reorder): Don't check it.
4951 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
4953 * rs6000.h (struct rs6000_args): Add sysv_gregno.
4954 * rs6000.c (init_cumulative_args): Init sysv_gregno.
4955 (function_arg_boundary): Align DFmode.
4956 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
4957 to get fp reg and stack overflow correct.
4958 (function_arg): Likewise.
4959 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
4960 (setup_incoming_varargs): Restructure for ABI_V4; use
4961 function_arg_advance to skip final named argument.
4962 (expand_builtin_saveregs): Properly unskip the last integer arg
4963 when doing varargs. Adjust overflow location calculation.
4965 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
4966 explicitly unsigned.
4967 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
4968 (__VA_GP_REGSAVE): Similarly.
4969 (__va_longlong_p): Delete.
4970 (__va_arg_type_violation): New declaration.
4971 (va_arg): Restructure. Flag promotion errors. Align double.
4972 TFmode passed by reference.
4974 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
4975 in the HOST_BITS_PER_WIDE_INT > 32 case.
4977 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
4979 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
4981 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
4983 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
4984 * toplev.c (documented_lang_options): Add -fpreprocessed.
4985 * cpplib.h (struct cpp_buffer): Add preprocessed.
4986 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
4987 (cpp_start_read): Don't expand macros or emit an initial #line
4988 directive if -fpreprocessed.
4990 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4992 * cpplib.h (struct cpp_buffer): Added manual_pop for
4993 better C++ tokenization.
4994 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
4995 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
4996 * c-common.c (cpp_token): Make non-static.
4998 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5000 * c-common.h: New file.
5001 * c-common.c (permanent_obstack): Delete unused declaration.
5002 (c_global_trees): New array.
5003 (c_common_nodes_and_builtins): New function; split off common code
5004 from init_decl_processing in both c-decl.c and cp/decl.c.
5005 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
5006 c_global_trees and accessor macros defined in c-common.h.
5008 * c-decl.c: Delete definitions for tree nodes that were replaced by
5010 (init_decl_processing): Build void_list_node.
5011 Call c_common_nodes_and_builtins; delete code to generate the common
5013 * objc/objc-act.c (build_module_descriptor): Rename variable
5014 void_list_node to avoid clash with c-common.h.
5016 * Makefile.in: Update dependencies.
5017 * objc/Make-lang.in: Likewise.
5019 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
5021 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
5022 (UNIQUE_SECTION_P): Likewise.
5023 (UNIQUE_SECTION): Likewise.
5025 1999-07-19 Linas Vepstas <linas@linas.org>
5027 * config/i370/README: New file.
5028 * config/i370/linux.h: New file.
5029 * config/i370/mvs.h: New file.
5030 * config/i370/oe.h: New file.
5031 * config/i370/t-linux: New file.
5032 * config/i370/t-mvs: New file.
5033 * config/i370/t-oe: New file.
5034 * config/i370/x-oe: New file.
5035 * config/i370/xm-linux.h: New file.
5036 * config/i370/xm-mvs.h: New file.
5037 * config/i370/xm-oe.h: New file.
5039 * i370.c (label_node_t): Add first_ref_page, label_addr,
5040 label_first_ref, label_last_ref members.
5041 (mvs_need_base_reload): Renamed from mvs_label_emitted.
5042 (MAX_MVS_LABEL_SIZE): Define.
5043 (MAX_LONG_LABEL_SIZE): Define.
5044 (alias_node_t, alias_anchor, alias_number): New.
5045 (mvs_function_table): Reorder for EBCDIC.
5046 (ascebc, ebcasc): Unconditionally define.
5047 (i370_branch_dest, i370_branch_length): New functions.
5048 (i370_short_branch, i370_label_scan): New functions.
5049 (mvs_get_label): Renamed from mvs_add_label. Search for
5050 an existing label before creating a new one.
5051 (mvs_add_label): New function.
5052 (mvs_get_label_page): New function.
5053 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
5054 over the entire list.
5055 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
5056 (mvs_check_page) [TARGET_ELF_ABI]: New function.
5057 (mvs_add_alias, mvs_need_alias): New functions.
5058 (mvs_get_alias, mvs_check_alias): New functions.
5059 (handle_pragma): New function.
5060 (mvs_function_check): New function.
5061 (unsigned_jump_follows_p): Search harder.
5062 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
5063 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
5064 * i370.h (TARGET_VERSION): Delete.
5065 (CPP_SPEC, CPP_PREDEFINES): Delete.
5066 (mvs_label_emitted): Delete.
5067 (TARGET_EBCDIC): Delete.
5068 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
5069 (HANDLE_PRAGMA): Define.
5070 (HARD_REGNO_NREGS): Handle complex modes.
5071 (HARD_REGNO_MODE_OK): Likewise.
5072 (CLASS_MAX_NREGS): Likewise.
5073 (RET_REG): Likewise.
5074 (EXTRA_CONSTRAINT): Define.
5075 (RETURN_IN_MEMORY): True for DImode.
5076 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
5077 (FUNCTION_PROFILER): Delete.
5078 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
5079 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
5080 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
5081 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
5082 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
5083 (ASM_FILE_START): Add "RMODE ANY".
5084 (ASM_OUTPUT_EXTERNAL): Check for aliases.
5085 (ASM_GLOBALIZE_LABEL): Likewise.
5086 (ASM_OUTPUT_LABELREF): Likewise.
5087 (ASM_OUTPUT_COMMON): Likewise.
5088 (PRINT_OPERAND): Handle 'K', 'W', default.
5089 (PRINT_OPERAND_ADDRESS): New.
5090 (Lots of defines): Add support for TARGET_ELF_ABI.
5091 * i370.md (attr length): New. Define for all patterns.
5092 (*): Lots of tweeks to assembly output and constraints.
5094 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
5096 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
5097 Disable patterns performing SImode comparisons with SImode values
5098 if TARGET_POWERPC64 and instruction does not sign-extend or does
5099 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
5100 differ for signed quantities.
5101 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
5102 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
5103 (decrement_and_branch_on_count): Add 64-bit variant.
5105 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5107 * final.c (output_asm_insn): When searching for the matching string
5108 for a given dialect, don't run past the end of the list of
5109 alternatives if there are fewer alternatives in the template than
5112 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
5114 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
5115 Removed paragraph about compression of files and size limitation,
5116 duplicated in the FAQ. Use gcc-patches for posting patches.
5117 * gcc.c (main): Updated URL with bug reporting instructions to
5118 gcc.gnu.org. Removed e-mail address.
5119 * system.h (abort): Likewise.
5121 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5123 * Makefile.in (stmp-multilib-sub): Make the files extracted
5124 from $(LIBGCC1) writable.
5126 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
5128 * config/arm/aout.h: Reformat for improved readability.
5130 * config/arm/arm.h: Reformat for improved readability.
5131 Replace uses of fprintf with asm_fprintf where appropriate.
5132 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
5133 function declaration assembler actions.
5134 (NUM_INTS): New macro: Convert from bytes to words.
5135 (NUM_REGS): New macro: Compute number of registers required to
5136 hold a quanitity of tyep MODE.
5137 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
5139 (NUM_ARG_REGS): New macro: The number of argument registers
5141 (ARG_REGISTER): New macro: Compute the register number of the Nth
5143 (LAST_ARG_REGNUM): New macro: The number of the last argument
5145 (SP_REGNUM): New macro: Register number of the stack pointer.
5146 (FP_REGNUM): New macro: Register number of the frame pointer.
5147 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
5148 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
5149 CUMULATIVE_ARGS so that it counts registers not bytes.
5151 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
5153 Replace uses of fprintf with asm_fprintf where appropriate.
5154 (output_ascii_pseudo_op): Replace with version from thumb.c
5156 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
5158 * config/arm/elf.h (CPP_PREDEFINES): Replace with
5160 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
5161 (ASM_FILE_START): Emit ASM_APP_OFF.
5163 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
5165 * pa.c (compute_frame_size): Round frame according to
5166 STACK_BOUNDARY rather than a hardwired value.
5168 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
5170 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
5172 * configure: Rebuilt.
5174 * configure.in (hppa*-*-linux*): New configuration.
5175 * configure: Rebuilt.
5176 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
5177 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
5178 * pa/pa-linux.h: New file.
5179 * pa/t-linux: New file.
5180 * pa/xm-linux.h: New file.
5182 * pa.c (hppa_legitimize_address): Change references from SImode to
5183 either Pmode or word_mode as appropriate.
5184 (emit_move_sequence, store_reg, load_reg): Likewise.
5185 (set_reg_plus_d, hppa_expand_prologue): Likewise.
5186 (output_mul_insn): Likewise.
5187 * pa.h (PROMOTE_MODE): Likewise.
5188 (INITIALZE_TRAMPOLINE): Likewise.
5189 (Pmode): Define to word_mode.
5191 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
5192 value of 4. Allocate 8 bytes for each FP register save.
5193 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
5195 (hppa_expand_prologue): Likewise.
5196 * pa.h (PROMOTE_MODE): Likewise.
5197 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
5198 (FUNCTION_ARG_BOUNDARY): Likewise.
5200 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
5202 * pa.c (out_of_line_prologue_epilogue): Delete.
5203 (override_options): Remove -mspace related code.
5204 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
5205 (compute_frame_size): Only allocate space for register that
5206 actually need to be saved.
5207 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
5208 (TARGET_SWITCHES): Remove -mspace, -mno-space
5209 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
5210 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
5211 * pa/ee.asm, pa/ee_fp.asm: Delete.
5213 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
5215 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
5216 directive in column zero.
5218 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
5220 * m68k.c (output_function_prologue): Fix computation of save mask
5221 when generating PIC code.
5223 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
5225 * tree.c (build_type_attribute_variant): Move current_obstack restore
5226 after build_qualified_type call.
5228 1999-07-15 Mark Mitchell <mark@codesourcery.com>
5230 * configure.in: Use t-iris6, even with GNU LD.
5231 * config/mips/iris6gld.h: Fix typo in linker spec.
5232 * config/mips/t-iris6gld: Remove.
5234 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5236 * rs6000.md (insv, extzv): Remove SImode dependence in named
5237 patterns. Explicitly generate DImode RTL if PowerPC64 and
5239 (insvdi): Reverse start and size in instruction template.
5241 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5243 * invoke.texi: Typo fixes.
5245 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5247 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5248 handle at this time instead of silently generating incorrect code.
5249 (gen_imagpart): Likewise.
5251 * reload.c (find_reloads): Emit a USE for a pseudo register without
5252 a hard register if we could not create an optional reload for the
5255 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5257 * c-typeck.c (output_init_element, process_init_element):
5258 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5259 check for nameless bit fields.
5261 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5263 * regclass.c (scan_one_insn): Notice subregs that change the
5264 size of their operand.
5265 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5267 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5269 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5270 * configure: Rebuilt.
5271 * alpha/t-ieee: New file.
5273 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5275 * rs6000.c (find_addr_reg): Do not select r0 as an address
5278 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5280 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5282 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5284 * rs6000.md (movsf): Do not force easy FP constants into memory.
5286 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5287 immed_double_const to ensure they are properly truncated then
5290 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5292 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5293 always unless NO_DEBUG is used. Compile this code
5295 (replace_symbols_in_block): Compile it unconditionally.
5297 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5299 * configure.in (i?86-*-elf*): New target.
5300 * configure: Rebuilt.
5301 * i386/i386elf.h, i386/t-i386elf: New files.
5303 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5305 * toplev.c (main): Don't complain about saying -gdwarf.
5306 (rest_of_compilation): Remove redundant code.
5308 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5310 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5312 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5314 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
5315 "Li960R:", to avoid name clash.
5317 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5319 * loop.c (check_dbra_loop): When reversing a loop, delete all
5320 REG_EQUAL notes referencing the reversed biv except those which are
5321 for a giv based on it.
5323 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
5325 * version.c: Drop "gcc-" prefix from version #.
5327 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
5329 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
5330 the label if we're being verbose.
5332 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
5334 * m68k.c (output_function_prologue): Add pic register to mask
5335 if live and flag_pic.
5336 (output_function_epilogue): Likewise.
5338 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
5340 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
5341 directives in column zero.
5343 * pa/elf.h (ASM_FILE_START): Define.
5344 * pa/som.h (ASM_FILE_START): Include .level directives.
5345 * pa/hpux10.h (ASM_FILE_START): Delete.
5346 * pa/hpux11.h (ASM_FILE_START): Delete.
5348 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
5350 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5352 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
5353 when reload_out equals reload_in.
5355 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
5357 * invoke.texi (Spec Files): New node: Describe the contents of
5360 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
5362 * invoke.texi (DEC Alpha Options): Put @end table at
5363 beginning of line, to avoid confusing texi2html.
5365 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
5367 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
5368 introduced in previous delta.
5370 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5372 * reload1.c (gen_reload): When synthesizing a 3 operand add
5373 sequence, improve test for when to reload OP1 into the reload
5374 register instead of OP0.
5376 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
5378 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
5380 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
5382 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
5385 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
5387 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
5388 (va_dcl): Use __builtin_va_alist_t.
5390 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
5392 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
5393 on the permanent_obstack.
5394 * dwarfout.c (output_type): Likewise.
5396 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
5398 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5399 Merged from c-typeck.c and cp/typeck.c.
5400 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5401 Merged into c-common.
5403 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
5405 * c-lex.c (errorcount): Declare it.
5406 (finish_parse): Update errorcount when using CPPLIB.
5408 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
5410 * fixinc/inclhack.def(end_else_label): Double the backslash so
5411 sed gets a chance to see it.
5412 * fixinc/inclhack.sh: regen
5413 * fixinc/fixincl.x: regen
5415 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
5417 Add framework to support armv5 architecture when it becomes
5420 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
5421 (arm_arch5): New variable.
5422 (all_architectures): Add armv5 line.
5423 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
5424 -march=armv5 is specified on the command line.
5425 (arm_arch5): Export this variable.
5426 * invoke.texi: Document new string accepted by -march= switch for
5429 * config/arm/arm.h: Replace use of constant 12 as a register
5430 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5431 * config/arm/arm.c: Replace use of constant 12 as a register
5432 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5434 * config/arm/elf.h: Tidy up.
5435 * config/arm/coff.h: Tidy up.
5437 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
5439 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
5440 * gcc/config/mips/t-iris6gld: New file.
5441 * gcc/config/mips/iris6gld.h: Likewise.
5443 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
5445 * c-decl.c (widest_integer_literal_type_node,
5446 widest_unsigned_literal_type) : New.
5447 (init_decl_processing): Handle/use the two new types.
5448 * c-common.c (type_for_size,type_for_mode) : Same.
5449 * c-lex.c (yylex) : Same.
5450 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5452 * c-tree.h (widest_integer_literal_type_node,
5453 widest_unsigned_literal_type) : New.
5455 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
5457 * dwarfout.c (field_byte_offset): Correctly compute the object's
5458 byte offset for the first bit of a field which crosses an alignment
5459 boundary on a !BYTES_BIG_ENDIAN target.
5461 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
5463 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
5466 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
5467 Jeff Law <law@cygnus.com>
5469 * ginclude/varargs.h (va_dcl): Use word_mode for type of
5472 * except.c: Include intl.h.
5473 (expand_eh_return): Set current_function_cannot_inline.
5474 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
5475 * function.h (struct function): Add eh_return_stub_label.
5476 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
5477 * Makefile.in (except.o): Depend on intl.h.
5479 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
5481 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
5482 same as offsettable in cases 1 and 2.
5484 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
5486 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
5487 (extlh, extwh): Likewise.
5489 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
5491 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
5493 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
5495 * configure.in: Add arm-pe and thumb-pe targets.
5496 * configure: Regenerate.
5498 * thumb.c (arm_naked_function_p): New function: Determines if
5499 a function is naked (has no gcc generated prologue/epilogue).
5500 (is_called_in_ARM_mode): Return true if the func has the
5501 interfacearm attribute.
5502 (output_return): Do not generate a return for naked functions.
5503 (thumb_function_prologue): Do not generate a prologue for
5505 (thumb_expand_prologue): Do not generate a prologue for naked
5507 (thumb_expand_epilogue): Do not generate an epilogue for naked
5509 (arm_valid_machine_decl_attribute): New function, copied from
5510 arm.c: Permit naked and interfacearm attributes.
5512 * config/arm/pe.c: New file: Support code for arm-pe target.
5513 * config/arm/pe.h: New file: Header file for arm-pe target.
5514 * config/arm/tpe.h: New file: Header file for thumb-pe target.
5515 * config/arm/t-thumb-pe: New file: Makefile fragment for
5518 1999-07-01 Mark Kettenis <kettenis@gnu.org>
5520 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
5521 -fPIC or -fpic is specified.
5523 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
5525 * expr.c (emit_block_move): Use copy_to_mode_reg for
5526 !TARGET_MEM_FUNCTIONS case too.
5528 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
5530 * configure: Rebuilt.
5531 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
5532 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
5533 definitions made redundant by dbxelf.h inclusion. Delete
5534 lots of definitions related to assembly output that are
5535 specific to the SOM object format.
5536 * pa.c (output_function_prologue): Do not emit the function's
5538 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
5539 * pa-pro.h: Deleted.
5540 * som.h: New file with SOM specific definitions.
5541 * elf.h: New file with ELF specific definitions.
5543 * elfos.h (const_section): Output a tab before assembler directives.
5544 (ctors_section, dtors_section): Likewise.
5545 (ASM_OUTPUT_SECTION_NAME): Likewise.
5547 * pa/pa1.h: Delete unused file.
5549 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
5551 * configure.in (hppa*-hp-hpux11*): New configuration.
5552 * configure: Rebuilt.
5553 * pa/pa-hpux11.h: New file.
5554 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
5557 * mips.md (leasi, leadi): New patterns.
5559 * expr.c (emit_block_move): Properly handle case where one of the
5560 block move arguments has a queued increment or decrement.
5561 (clear_storage): Similarly. Fix formatting goof.
5563 1999-06-28 "David O'Brien" <obrien@NUXI.com>
5565 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
5566 semicolon from the BSD VA_LIST replacement expression.
5568 * fixinc/inclhack.sh: regen
5569 * fixinc/fixincl.x: regen
5571 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
5572 now use the fixincl program.
5574 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
5576 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
5577 case. Also make the PIC register call_used.
5579 * m68k.h (FINALIZE_PIC): Delete.
5580 * m68k.c (finalize_pic): Delete.
5582 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
5584 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
5587 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
5589 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
5591 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
5593 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
5595 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
5597 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
5599 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
5601 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
5603 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
5605 * rs6000.c (output_toc): Always use hex values for floating-point
5606 constants. Store single-precision values in upper-half of TOC
5607 entry in 64-bit mode.
5608 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
5609 to final constraints.
5610 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
5611 (fctiwz): Improve accuracy of RTL for pattern.
5613 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
5615 * expr.c (expand_expr): Allow RTL_EXPR's through the
5616 MAX_INTEGER_COMPUTATION_MODE checks.
5618 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
5620 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
5621 such that MASK_SUPPORT_ARCH is not negative.
5623 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
5625 * loop.c (verify_dominator): Properly handle ADDR_VEC and
5626 ADDR_DIFF_VEC insns that appear inside loops.
5628 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
5629 Jeff Law <law@cygnus.com>
5631 * rs6000.md (movdf_hardfloat32): Revert previous patch.
5632 Handle LO_SUM the same as offsettable in cases 1 and 2.
5633 * rs6000.c (find_addr_reg): Revert previous patch.
5635 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
5637 * system.h (strstr): New external function declaration.
5638 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
5639 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
5640 * config.in, configure: Rebuilt.
5642 1999-06-24 Tom Tromey <tromey@cygnus.com>
5644 * gcc.c (main): Read user-specified specs files after computing
5645 additional startfile_prefixes.
5647 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
5649 Revert these two patches:
5651 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5652 * loop.c (strength_reduce): When doing biv->giv conversion, update
5653 reg note of NEXT->insn.
5655 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5656 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5658 (recombine_givs): Set ix field after sorting.
5660 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5662 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
5663 for the parts of an UNSPEC / UNSPEC_VOLATILE.
5665 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
5667 *fixinc/inclhack.def: Add fix development commentary
5668 (read_ret_type): reactivate and add selection clause
5669 (zzz_*): tweak output file name to match what is used in hackshell.tpl
5670 *fixinc/{fixincl.x|inclhack.sh}: regen
5672 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
5674 * expr.c (expand_expr): STRIP_NOPS before checking against
5675 MAX_INTEGER_COMPUTATION_MODE
5676 (check_max_integer_computation_mode): Likewise.
5678 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
5680 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
5682 1999-06-22 Jim Wilson <wilson@cygnus.com>
5684 * expr.c (store_expr): When target is a promoted subreg, return a
5685 promoted subreg as a result.
5687 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
5689 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
5691 (dwarf2out_define): Mark unused parameters appropriately.
5692 (gen_unspecified_parameters_die): Ditto.
5693 (gen_subprogram_die): Fix signed/unsigned warnings.
5694 (gen_variable_die): Ditto.
5696 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
5698 * fixinc/inclhack.def(end_else_label): combined else_label
5699 and endif_label and fixed the sed expression.
5700 *fixinc/{fixincl.x|inclhack.sh}: regen
5702 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
5704 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
5705 'x' when handling non-offsettable addresses
5707 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
5709 * final.c (shorten_branches): Don't try to split an insn that has
5712 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
5714 * config/mips/mips.c (symbolic_expression_p): New function.
5715 (mips_select_rtx_section): Put symbolic expressions in the
5716 data section, not the read-only data section.
5718 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
5720 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
5722 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
5724 * collect2.c (main): Log frame table count.
5725 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
5726 (scan_prog_file) [COFF]: Handle frame tables.
5728 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
5729 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
5730 * alpha/elf.h: Undef them again.
5731 * alpha/vms.h: Remove their definitions.
5733 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5735 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
5736 remove the clobber of r0 and change the REG_UNUSED note to
5739 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
5741 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5742 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5743 fits in HOST_WIDE_INT and one uses union to access a long constant
5746 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5748 * sparc.c (sparc_override_options): Don't allow profiling for
5749 code models other than medlow.
5750 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5751 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5752 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5753 (sparc_block_profiler): Likewise.
5754 (sparc_function_block_profiler_exit): Likewise.
5755 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5756 (FUNCTION_BLOCK_PROFILER): Likewise.
5757 (BLOCK_PROFILER): Likewise.
5758 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5759 (MCOUNT_FUNCTION): New.
5760 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5761 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5762 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5763 (MCOUNT_FUNCTION): New.
5764 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5765 (BLOCK_PROFILER): Delete.
5766 (MCOUNT_FUNCTION): New.
5768 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5770 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5772 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5774 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5777 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5780 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5783 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5786 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5788 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5791 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5793 * i386/djgpp.h (LIB_SPEC): New.
5794 (STARTFILE_SPEC): New.
5796 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5798 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5800 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5803 * system.h (WSTOPSIG): New macro.
5805 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5807 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5809 (insert_pack_attributes): Take into account member natural
5812 * i386/winnt.c (exports_head): New static variable.
5813 (i386_pe_record_exported_symbol): New function.
5814 (i386_pe_asm_file_end): Use.
5815 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5816 symbols to be emitted at end of assembly.
5817 (ASM_DECLARE_OBJECT_NAME): Likewise.
5818 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5820 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
5823 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
5825 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
5828 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
5830 * haifa-sched.c (sched_analyze_1): Use free_list instead of
5831 zapping reg_last_uses directly.
5832 (sched_analyze_2, sched_analyze_insn): Likewise.
5833 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
5835 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
5837 * rs6000.md (movdf_hardfloat32): Use worst case insn length
5838 attributes for cases 1 and 2.
5840 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
5842 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
5845 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
5847 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
5849 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
5851 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
5852 PIC_OFFSET_TABLE_REGNUM for general alloaction.
5853 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
5854 must be stacked if it is used for PIC accesses.
5855 * arm.c (use_return_insn): Handle PIC register specially.
5856 (output_return_instruction): Likewise.
5857 (output_func_{prologue,epilogue}): Likewise.
5858 (output_expand_prologue): Likewise.
5860 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
5861 (*strsi_predec): Renamed from *strqi_predec.
5862 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
5863 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
5865 * arm.c (arm_override_options): Remove warning about PIC code
5866 not being supported.
5868 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
5870 * rs6000.c (find_addr_reg): New function.
5871 * rs6000.h (find_addr_reg): Declare.
5872 (offsettable_addr_operand): Delete.
5873 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
5874 from and stores to GPRs.
5876 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
5878 * alpha.c (alpha_expand_block_move): Use get_insns rather than
5879 gen_sequence as argument to emit_no_conflict_block.
5881 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5883 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
5884 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
5885 *fixinc/fixincl.x: regen
5886 *fixinc/inclhack.sh: regen
5888 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
5890 * added support for -mpcrel (PC relative addressing for m68k)
5891 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
5892 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
5893 * m68k.c (print_operand_address): Handle 32-bit PIC case.
5894 (comments for general_src_operand): Add some explanation
5895 about EXTRA_CONSTRAINTS.
5896 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
5897 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
5898 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
5899 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
5900 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
5901 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
5902 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
5904 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
5905 * m68k.h (TARGET_PCREL): New target flag.
5906 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
5907 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
5908 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
5909 contains a SYMBOL_REF. Relax this constraint during reload, since
5910 we want to use the predicates, not reload's built-in concept of a
5911 valid memory address, to control what insns need reloading.
5912 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
5913 operands (essentially 'g', 'm', and 's' under normal circumstances).
5914 * m68k.c (print_operand): Cause printing of pc-relative addresses
5915 to include pc register.
5916 (print_operand_address): Ditto.
5917 (general_src_operand): Accept operands that are not only
5918 general_operands, but are also valid when used as a pc-relative
5920 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
5921 (memory_src_operand): Similar, for memory_operands.
5922 (pcrel_address): New predicate to accept the special case of a
5923 pc-relative address.
5924 * m68k.md (many patterns): Rewrite common SImode, HImode, and
5925 QImode insns to accept *_src_operand instead of *_operand where
5926 pc-relative operands can fit. For example, a pc-relative operand
5927 can be used as a memory source operand for addsi3, but not as a
5929 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
5931 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
5933 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
5934 .thumb_set pseudo op to mark aliases of thumb functions.
5936 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
5938 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
5939 preference to ASM_OUTPUT_DEF, if it is defined.
5941 * tm.texi: Document new, optional target macro
5942 ASM_OUTPUT_DEF_FROM_DECLS.
5944 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5946 * fixincludes: ISCNTL patch
5947 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
5948 (dgux_int_varargs): new for DG/UX
5949 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
5951 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
5953 * invoke.texi (ia32 options): Fix typo.
5955 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5957 * loop.c (strength_reduce): When doing biv->giv conversion, update
5958 reg note of NEXT->insn.
5960 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
5962 * loop.c (move_movables): Note issues with replacing REGs with
5964 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
5966 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
5968 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
5970 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
5971 the reference to `mcount' was not correct for the ELF on FreeBSD.
5973 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5975 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5978 (recombine_givs): Set ix field after sorting.
5980 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
5982 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
5983 to safe to extract a subword out of a REG.
5985 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5987 * sh.md (mulsi3): Don't add a no-op move at the end.
5989 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5991 * cse.c (cse_insn): Don't put hard register source into tables for
5992 the last insn of a libcall.
5994 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5996 * loop.c (strength_reduce): Insert sets of derived givs at every
5997 biv increment, even if it's the only one.
5999 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6001 * dwarfout.c (add_incomplete_type): New fn.
6002 (output_type): Call it.
6003 (retry_incomplete_types): New fn.
6004 (dwarfout_finish): Call it.
6006 From Eric Raskin <ehr@listworks.com>:
6007 (output_type): Output types for bases.
6009 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6011 * mips.c (mips_output_conditional_branch): Add `break'
6012 between `default' label and `close braces'.
6014 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
6016 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
6017 specifications and make it realistic.
6018 (LIB_SPEC): Likewise.
6020 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
6022 * config/mips/mips.c (mips_secondary_reload_class): Check for
6023 (PLUS (SP) (REG)) and return appropriate register class.
6024 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
6025 Handle (PLUS (SP) (REG)).
6026 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
6027 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
6028 of emit_insn for tablejump.
6030 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
6032 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
6033 asm_fprintf format string by itself.
6034 (output_function_profiler): Likewise.
6036 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
6038 * combine.c (simplify_logical, case AND): Only call
6039 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
6040 or the constant is positive.
6042 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
6044 * configure.in: Fix typo in rs6000-ibm-aix4 case.
6045 * configure: Regenerate.
6047 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
6049 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
6050 require a sub-version #.
6051 * configure: Rebuilt.
6053 1999-06-14 Robert Lipe (robertlipe@usa.net)
6055 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
6057 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
6059 * c-typeck.c (process_init_element): Detect excess elements in
6060 char array initializer.
6062 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6064 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
6066 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6068 * invoke.texi (Option Summary): Add -fpermissive flag.
6070 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
6072 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
6073 that require PIC code sequences.
6075 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
6077 * configure.in: Add new target: thumb-elf.
6078 * configure: Regenerate.
6079 * config/arm/t-thumb-elf: New file: Makefile fragment for
6081 * config/arm/telf.h: New file: Header file for thumb-elf
6084 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
6086 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
6087 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
6088 initializers is some circumstances.
6090 * fixinc/inclhack.def (endif_label): Add additional selector for
6091 more bogus stuff after #endif statements.
6092 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6094 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
6096 * i386/cygwin.h (SET_ASM_OP): Define.
6098 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
6100 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
6102 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6104 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
6107 * sh.md (ic_invalidate_line_i): Remove second alternative.
6109 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6111 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
6112 test for the presence of valid prototypes. Delete bypass expr.
6113 (ioctl_fix_ctrl): Correct the selection expression.
6114 (no_double_slash): Correct quoting rules
6115 *fixinc/fixincl.x: regen
6116 *fixinc/inclhack.sh: regen
6118 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
6120 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
6122 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6124 * rs6000.md (movsi_got_internal_mem): Delete.
6125 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
6126 (GOT_TOC_REGNUM): Delete.
6127 (PIC_OFFSET_TABLE_REGNUM): Define.
6128 (FINALIZE_PIC): Disable.
6129 * rs6000.c (rs6000_got_register): New code for fixed pic register.
6130 (rs6000_replace_regno): Delete.
6131 (rs6000_finalize_pic): Likewise.
6132 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
6134 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6136 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
6137 is a note; use <= for the compare; advance P while it is
6140 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
6142 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
6143 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
6145 * varasm.c (remove_from_pending_weak_list): Verify t->name
6146 is non-NULL before passing it to strcmp.
6148 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6150 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
6151 the typed arguments are not part of a comment
6152 (ioctl_fix_ctrl): Added a purpose comment
6153 *fixinc/fixincl.x: regenerate
6154 *fixinc/inclhack.sh: regenerate
6156 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6158 * invoke.texi: Add C4x invocation docs.
6160 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6162 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
6164 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
6166 (c4x_legitimize_reload_address): New function.
6167 * config/c4x/c4x.md: Update docs.
6169 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
6171 * fixincludes: Avoid removing '.'.
6172 * fixinc/fixinc.svr4: Likewise.
6173 * fixinc/fixinc.winnt: Likewise.
6174 * fixinc/inclhack.tpl: Likewise.
6175 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
6177 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6179 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
6181 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
6183 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
6185 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
6188 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
6190 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
6191 * configure: Regenerate.
6193 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
6195 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
6198 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
6200 * fixinc/inclhack.def (avoid_bool): Also catch
6201 "typedef [unsigned] int bool".
6202 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6204 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
6205 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
6206 * configure: Rebuilt.
6208 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
6210 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
6211 such that we can override its definitions if necessary.
6212 (CPP_SPEC): New define. Support processor specific predefines via
6214 (CC1_SPEC): New define. Support processor specific compiler
6215 options via %(cc1_cpu).
6216 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
6219 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6221 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
6222 between sed's -e flag, and the open-quote following it.
6223 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6225 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
6226 Jeffrey A Law (law@cygnus.com)
6228 * varasm.c (assemble_start_function): Remove the function
6229 from the pending weak decls list when we define a function.
6230 (assemble_variable): Similarly for variables.
6231 (weak_finish): Ignore items on the list with a NULL name.
6232 (remove_from_ending_weak_list); New function to "remove" an item
6233 from the pending weak declarations list.
6235 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6237 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6239 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6241 * c-lex.c (GETC): Redefine to call getch.
6242 (UNGETC): Redefine to call put_back.
6243 (putback_buffer): New structure type.
6244 (putback): New static structure.
6245 (getch): New function.
6246 (put_back): New function.
6247 (yylex): Replace unused bytes from bad multibyte character.
6249 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6251 * cpplib.c (do_define): Cast `alloca' return value.
6252 (do_include, do_undef, do_pragma): Likewise.
6253 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6255 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6256 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6258 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6260 * sparc.md (abstf2): This should be an expand.
6261 (split after abstf2_notv9): Fix mode.
6262 (abstf2_hq_v9): New pattern.
6263 (abstf2_v9): Only use when no hard quad.
6264 (absdf2_v9): Fix if target is not the same as source.
6265 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6266 Add correct output constraints.
6268 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6270 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6271 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6273 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6275 * mips.h (mips_output_conditional_branch): New function.
6276 (mips_adjust_insn_length): Likewise.
6277 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6278 (ADJUST_INSN_LENGTH): Likewise.
6279 * mips.c (print_operand): Add `F' and `W' for floating-point
6281 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6283 (mips_adjust_insn_length): New function.
6284 (mips_output_conditional_branch): New function.
6285 * mips.md (length): Adjust attribute definition to handle
6286 conditional branches. Change lengths to bytes, rather than
6287 instructions throughout. Remove length attribute from
6288 instructions whose length is four bytes, and rely on the default
6290 (dslot): Fix typo in comment.
6291 Reword conditional branch patterns to use
6292 mips_output_conditional_branch.
6294 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6296 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6297 (LIB_SPEC): Likewise.
6298 Link with -lprof1_r for -g/-pg.
6300 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6302 * loop.c (check_dbra_loop): Fix change of Jan 19.
6304 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6306 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6307 (STARTFILE_SPEC): Define, override the svr4.h version.
6308 (ENDFILE_SPEC): Likewise.
6310 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6312 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6313 * fixinc/fixincl.x: Regenerated.
6314 * fixinc/inclhack.sh: Regenerated.
6316 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6318 * sh.c (barrier_align): Don't return early for normal branch/barrier
6319 when optimizing for SH2.
6321 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
6323 * i386/udk.h (LINK_SPEC): Correct linker search path for
6326 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6328 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
6329 (braf_label_ref_operand): Delete.
6330 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
6331 * sh.md (casesi_jump_2): Operand1 is now the inside of a
6332 label_ref, and has no predicate.
6333 The patten has a predicate to guard against invalid substitutions.
6334 (dummy_jump): Delete.
6335 (casesi): Update use of casesi_jump_2.
6337 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6339 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
6340 *fixinc/fixincl.x: regenerate
6341 *fixinc/inclhack.sh: regenerate
6343 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
6345 * dwarf2out.c (add_incomplete_type): New fn.
6346 (gen_struct_or_union_type_die): Call it.
6347 (retry_incomplete_types): New fn.
6348 (dwarf2out_finish): Call it.
6350 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
6352 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
6353 current block starts with a CODE_LABEL and ends with a CALL and
6354 we can not find all the argument setup instructions for the CALL.
6356 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
6359 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6360 something is a candidate for optimize_bit_field_compare.
6362 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6364 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
6366 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
6368 * alpha.c (override_options): Thinko in last patch.
6370 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
6371 (LIB_SPEC): Recognize -pthread.
6373 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
6375 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
6376 definition in config/arm/coff.h
6377 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
6379 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6381 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
6382 fixes that need "file=xxx\n" prepended before invocation
6383 (start_fixer - new): starting the fixer process is complex enough
6384 to warrent its own routine. It prepends the "file=xxx\n" stuff.
6385 (process): uses the new routine; omit usage of putenv()
6386 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
6387 * fixinc/fixincl.x: regenerate
6389 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
6391 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
6392 and version #s (1.1 -> 2.96) as needed.
6393 * README.g77: Kill way out of date file in the toplevel directory.
6395 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
6397 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
6398 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
6399 * configure: Rebuilt.
6400 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
6401 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
6402 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
6403 (SWITCH_TAKES_ARG): Likewise.
6404 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
6405 * config/t-freebsd: Moved from config/i386/ so it can used for all
6408 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
6410 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
6412 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
6414 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
6415 * configure: Rebuilt.
6417 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
6419 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
6420 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
6421 * rs6000/rs6000.c (rs6000_file_start): Use putc.
6422 (rs6000_output_load_toc_table): Same.
6423 (output_prolog, output_mi_thunk): Same.
6424 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
6425 (ASM_GLOBALIZE_LABEL): Use putc.
6427 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
6429 * alpha.md (reload_*_help): New patterns and splitters.
6430 (reload_*): Use them.
6431 (mov[qh]i): Likewise.
6433 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
6435 * cccp.c (handle_directive): Handle backslash-newlines in quoted
6438 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
6440 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
6442 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
6444 * flow.c (mark_regs_live_at_end, insn_dead_p,
6445 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
6446 and HARD_FRAME_POINTER_REGNUM special treatment if reload
6447 hasn't run or the frame pointer is needed.
6448 * haifa-sched.c (attach_deaths): Likewise.
6449 * sched.c (attach_deaths): Likewise.
6451 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
6453 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
6454 calculate_can_reach_end returns nonzero.
6456 * configure.in (native gas tests): Search for an assembler in the
6457 same manner that the installed compiler will.
6458 * configure: Rebuilt.
6459 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
6461 * alias.c (find_base_term): Improve handling of addresses
6462 constructed from binary operations.
6464 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
6466 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
6468 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
6470 * function.h (cleanup_label, frame_offset): Declare.
6471 (tail_recursion_label, tail_recursion_reentry): Likewise.
6472 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6473 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
6474 (tail_recursion_label, tail_recursion_reentry): Likewise.
6475 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6477 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
6479 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
6481 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
6482 (MAX_OFILE_ALIGNMENT): Define.
6484 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
6486 * fixincl.c: Replace local include scheme with #includes of
6487 gansidecl.h and system.h.
6488 * procopen.c: Likewise.
6489 * server.c: Likewise.
6491 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
6493 * i386/t-dgux (EXTRA_PARTS): Add crti.o
6494 (crti.o): Add build rule and dependencies.
6495 * fixinc/fixinc.dgux: Use modified _int_varargs.h
6497 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6499 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
6500 (LIB_LINUX_SPEC): Likewise.
6501 (LIB_LINUX_SPEC): Add support for -pthread
6502 (CPP_OS_LINUX_SPEC): Likewise.
6503 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
6506 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
6508 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
6510 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
6511 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
6512 for IEEE math and CC_FCOMI.
6513 (put_jump_code): No IEEE if CC_FCOMI is set.
6515 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6517 * fold-const.c (fold_truthop): Make the field reference unsigned
6518 when converting a single bit compare.
6520 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6522 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
6524 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
6526 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
6527 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
6530 * reload.c (push_reload): Do not call remove_address_replacements
6531 when presented with identical optional reloads.
6533 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
6535 * alpha.h (MASK_FIX, TARGET_FIX): New.
6536 (MASK_*): Reorganize constants.
6537 (CPP_AM_FIX_SPEC): New.
6538 (TARGET_SWITCHES): Add FIX.
6539 (EXTRA_SPECS): Likewise.
6540 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
6541 (SECONDARY_MEMORY_NEEDED): Likewise.
6542 (REGISTER_MOVE_COST): Likewise.
6543 * alpha.c (override_options): Add FIX support. Always use
6544 ALPHA_TP_PROG for ev6.
6545 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
6546 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
6547 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
6549 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
6551 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6552 something is a candidate for optimize_bit_field_compare.
6554 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
6556 * gcc.texi (Passes): Document branch-shortening.
6557 * invoke.texi (Debugging Options): Document the fact that `-dp'
6558 outputs length information for instructions.
6560 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
6562 * flow.c: Revert previous delta.
6564 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
6566 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
6567 FRAME_POINTER_REGNUM.
6568 (mark_set_1): Ditto.
6569 (mark_used_regs): Ditto.
6571 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
6573 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
6574 (GOT_PCREL): New macro. Define to 1 if not already defined.
6575 * arm/elf.h (GOT_PCREL): Define to 0.
6576 * arm.c (arm_finalize_pic): Take into account the setting of
6579 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
6581 * output.h (STRIP_NAME_ENCODING): Provide default definition.
6582 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
6584 * flow.c (mark_set_1): Do not record BLKmode stores as dead
6585 store elimination candidates.
6587 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
6589 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
6592 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
6594 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
6595 Add use of x-aix41-gld.
6597 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
6599 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
6600 (ASM_OUTPUT_DESTRUCTOR): Define.
6602 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
6604 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
6605 last CODE_LABEL in a loop if we have previously passed a jump
6606 to the top of the loop.
6608 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
6610 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
6611 applying Philip's patch.
6613 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
6615 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
6618 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
6620 * loop.c (strength_reduce): Grow reg_single_usage as needed.
6622 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
6624 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
6625 Also remove a useless comment.
6627 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6629 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
6631 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
6633 * collect2.c (main): Only generate import or export file and add
6634 to link arguments if non-empty. Use xmalloc not alloca.
6635 (write_{export,import}_file): Delete.
6636 (write_aix_file): New function.
6637 (locatelib): Use xmalloc not malloc.
6638 (GCC_OK_SYMBOL): Do not check type if aix64.
6640 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
6642 Based on patch by Scott Bambrough and Pat Beirne:
6643 * config/arm/arm.c (making_const_table): New variable.
6644 * config/arm/arm.h (making_const_table): Declare.
6645 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
6647 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
6648 Keep track of when we are building the constant table.
6650 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
6652 * config/arm/arm.c (arm_override_options): Fix erroneous warning
6655 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
6657 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
6660 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
6662 * tm.texi (FUNCTION_ARG): Correct description of a stack element
6665 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
6667 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
6669 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6671 * rs6000.c (output_mi_thunk): Enable full support again.
6673 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6675 * sh.h (BRANCH_COST): Define.
6677 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
6679 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
6681 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
6683 * function.c (assign_stack_local): Align stack slot propertly.
6684 (assign_outer_stack_local): Likewise.
6686 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
6688 * expr.h (lang_expand_constant): Declare.
6689 * toplev.c (lang_expand_constant): Define it.
6690 * varasm.c (output_constant): Use it.
6692 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6694 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
6695 Change function definitions to K&R style.
6697 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6699 * fixinc/fixincl.c: We must not ignore SIGCLD now.
6701 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
6703 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
6704 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
6705 (several places): omit static initialization
6706 (process): use single fd, since only the read fd is used
6707 * fixinc/gnu-regex.c: define 'const' away, if not supported
6708 * fixinc/procopen.c(several places): omit static initialization
6709 * fixinc/server.c: define 'volitile' away, if not supported
6711 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6713 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
6714 asm_fprintf and %L to generate the label name.
6715 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
6716 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
6718 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
6720 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
6721 insn for a conditional jump can not be found.
6723 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
6725 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
6726 on variables in specific sections other than .sbss and .sdata.
6728 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
6730 * stmt.c (expand_return): Call start_cleanup_deferral and
6731 end_cleanup_deferral around conditional code.
6733 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6735 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
6736 filename lists. Utilizes new "krstr" AutoGen function.
6737 * fixinc/fixincl.x: Rebuilt.
6739 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
6741 * i386.c (output_float_compare): Avoid GNU-C extensions.
6743 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6745 * version.c: Bump to distinguish mainline tree from the
6748 See ChangeLog.1 for earlier changes.
6751 add-log-time-format: current-time-string