1 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3 * config/alpha/va_list.h (va-alpha.h): Do not include.
4 (__gnuc_va_list): Typedef as in varargs.h.
6 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
8 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
11 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
13 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
14 not NOTE_BLOCK_NUMBER.
15 (expand_eh_region_end): Likewise.
16 (find_exception_handler_labels): Likewise.
17 (scan_region): Likewise.
18 (exception_optimize): Likewise.
19 (update_rethrow_references): Likewise.
20 (set_insn_eh_region): Likewise.
21 * final.c (final_scan_insn): Likewise.
22 * flow.c (make_edges): Likewise.
23 * integrate.c (expand_inline_function): Likewise.
24 * print-rtl.c (print_rtx): Likewise.
26 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
28 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
29 terms of builtin functions and types.
31 * mips.c (mips_build_va_list): New.
32 (mips_va_start, mips_va_arg): New.
33 * mips.h (BUILD_VA_LIST_TYPE): New.
34 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
36 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
37 (sh_build_va_list, sh_va_start, sh_va_arg): New.
38 * sh.h (BUILD_VA_LIST_TYPE): New.
39 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
41 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
43 * recog.h (struct recog_data): Make dup_num, operand_address_p,
44 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
45 (struct insn_data): Likewise with n_operands, n_dups,
46 n_alternatives, output_format.
47 * regclass.c (scan_one_insn): Cast n_operands to int before
48 arithmetic inside comparison.
50 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
52 * toplev.c (compile_function): Unconditionally emit nop.
54 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * haifa-sched.c (actual_hazard): Move declaration of variable
57 `this_cost' into the scope where it is used.
59 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
61 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
62 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
63 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
65 * genrecog.c (make_insn_sequence): Call memset, not bzero.
67 * jump.c (find_insert_position): Don't declare or define unless
68 !HAVE_conditional_arithmetic.
69 (returnjump_p_1, delete_prior_computation): Add static prototypes.
71 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
73 * recog.c (offsettable_address_p): Prototype function pointer.
74 (preprocess_constraints): Call memset, not bzero.
76 * tree.c (tree_node_kind_names): Constify a char*. Make static.
77 (gcc_obstack_init): Don't declare.
78 (fix_sizetype): Add static prototype.
79 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
80 (tree_cons): Call memset, not bzero.
82 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
83 definition in macro ASM_WEAKEN_LABEL.
84 (mark_const_hash_entry): Add static prototype.
86 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
88 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
90 * unroll.c (find_common_reg_term, subtract_reg_term,
91 loop_find_equiv_value): Add static prototypes.
92 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
93 (copy_loop_body): Remove unreachable break statement.
95 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
97 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
99 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
101 Undo some changes from the gcc2 merge:
102 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
103 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
107 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
108 * emit-rtl.c (gen_lowpart_common): Disable optimization of
109 initialized float-int union if the value is a NaN.
111 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
113 * gthr-win32.h: New file.
115 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
116 shared as a valid attribute.
117 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
118 * extend.texi: Document `shared' variable attribute.
120 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
122 * configure.in: Handle --enable-threads on FreeBSD.
125 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
127 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
129 * configure: Rebuilt.
131 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
132 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
133 Rosimildo DaSilva <rdasilva@connecttel.com>
135 * configure.in (m68k-*-rtemscoff*): Added.
136 * configure.in (mips64orion-*-rtems*): Converted to ELF.
137 * configure.in (sparc-*-rtemsaout*): Added as alias for old
138 sparc-rtems configuration.
139 * configure.in (sparc-*-rtemself*): Added.
140 * configure.in (sparc-*-rtems*): Now ELF not a.out.
141 * config/i386/rtems.h: Added comment.
142 * config/sparc/rtemself.h: New file.
144 * configure.in (m68k-rtemself): Added.
145 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
146 and DWARF_DEBUGGING_INFO.
147 * config/m68k/crti.s: New file.
148 * config/m68k/crtn.s: New file.
149 * config/m68k/t-crtstuff: New file.
150 * config/m68k/rtemself.h: New file.
152 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
153 global ctor/dtor and C++ exception handling.
154 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
155 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
157 * config/i386/t-rtems-i386: New File.
159 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
161 * stmt.c (expand_end_case): Return right away if the case stack is
164 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
166 * Makefile.in (version.c): Remove rule incorrectly brought in from
169 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
171 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
172 * msdos/top.sed: Take into account a prepended $(SHELL) to
174 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
176 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
178 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
180 * regmove.c (fixup_match_1): Don't change an unchanging register.
181 (stable_but_for_p): Renamed to:
182 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
185 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
187 * loop.c (strength_reduce): Don't call reg_used_between_p if the
188 insn from BL2 is after the insn from BL.
190 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
192 * recog.h (INSN_OUTPUT_FORMAT_*): New.
193 (struct insn_data): Merge `template' and `outfun' into `output'.
195 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
196 (struct data): Remove `outfun'; add `output_format'.
197 (name_for_index): Remove declaration.
198 (output_insn_data): Handle output formats.
199 (process_template): Emit the bare array for @.
200 (gen_expand, gen_split): Set output_format to NONE.
201 * output.h (get_insn_template): Declare.
202 * final.c (get_insn_template): New.
203 (final_scan_insn): Use it.
204 * toplev.c (compile_file): Likewise.
206 * c4x/c4x.c (c4x_process_after_reload): Likewise.
207 * i860/i860.c (output_delayed_branch): Likewise.
208 (output_delay_insn): Likewise.
210 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
212 * rtl.c (obstack_alloc_rtx): Removed.
214 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
216 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
218 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
220 * i386.c (call_insn_operand): Reject const_int.
221 (expander_call_insn_operand): Use call_insn_operand.
223 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
225 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
227 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
229 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
230 Use DImode operation.
232 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
234 * gcc.c: Include sys/resource.h.
235 (report_times): New flag.
236 (execute): If report_times is set, calculate and report the
237 CPU time consumed by each subprocess.
239 (rus, prus): New globals.
240 (option_map): Add --time.
241 (display_help): Document -time.
242 (process_command): Set report_times if -time is given.
243 Turn off -pipe if -time is given.
245 * invoke.texi: Document new option -time.
247 * configure.in: Check for getrusage. Check if we have to
249 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
250 * configure: Regenerate.
251 * config.in: Regenerate.
253 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
255 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
258 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
260 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
261 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
262 (nan): Return _thenan_sf or _thenan_df as appropriate.
263 (L_thenan_sf): Define _thenan_sf.
264 (L_thenan_df): Define _thenan_df.
266 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
267 (DPBIT_FUNCS): Add _thenan_df.
269 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
271 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
274 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
276 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
279 (lang_specific_driver): Don't take a function pointer parameter.
282 * gcc.c: Include gcc.h.
283 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
284 lang_specific_extra_outfiles, fatal): Don't declare.
285 (multilib_defaults_raw): Constify.
286 (read_specs): Call memset, rather than bzero.
287 (main): Call return, not exit.
288 (lookup_compiler): Call memcpy, not bcopy.
289 (fatal): Make extern.
291 * cppspec.c: Include gcc.h.
292 (lang_specific_driver): Initialize variable `quote'. Constify a
293 char*. All calls to the function pointer parameter now
294 explicitly call `fatal'.
296 * gccspec.c (lang_specific_driver): Include gcc.h.
298 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
300 * arm.c (note_invalid_constants): Use recog_data.operand_type
303 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
305 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
308 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
309 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
310 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
311 reload_secondary_in_reload, reload_secondary_out_reload,
312 reload_secondary_in_icode, reload_secondary_out_icode,
313 reload_reg_rtx, reload_when_needed): Delete declarations.
314 (struct reload): New structure.
315 (rld): Declare new array.
316 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
317 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
318 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
319 reload_secondary_in_reload, reload_secondary_out_reload,
320 reload_secondary_in_icode, reload_secondary_out_icode,
321 reload_reg_rtx, reload_when_needed): Delete definitions.
323 (whole file): Replace uses of the deleted arrays with uses of rld.
324 * reload1.c (whole file): Replace uses of the deleted arrays with
326 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
327 explicit loops, not with bcopy.
329 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
331 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
332 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
333 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
334 insn_name): Delete and consolidate into new structures.
335 (insn_operand_predicate_fn): New.
336 (insn_output_fn): New.
338 (struct insn_operand_data): New.
339 (struct insn_data): New.
341 (OUT_FCN): Update for insn_data change.
342 * builtins.c (expand_builtin_strlen): Likewise.
343 (expand_builtin_memcmp): Likewise.
344 * combine.c (make_extraction, simplify_comparison): Likewise.
345 * cse.c (canon_reg, cse_insn): Likewise.
346 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
347 * expmed.c (store_bit_field, extract_bit_field): Likewise.
348 (emit_store_flag): Likewise.
349 * expr.c (convert_move, emit_block_move): Likewise.
350 (clear_storage, emit_push_insn, expand_increment): Likewise.
351 (do_store_flag): Likewise.
352 * expr.h (GEN_FCN): Likewise.
353 (insn_gen_function): Die.
354 * final.c (final_scan_insn): Update for insn_data change.
355 (output_asm_name): Likewise.
356 * function.c (fixup_var_refs_1): Likewise.
357 * loop.c (check_dbra_loop): Likewise.
358 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
359 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
360 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
361 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
362 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
363 * regmove.c (gen_add3_insn): Likewise.
364 * reload.c (push_secondary_reload, combine_reloads): Likewise.
365 (find_reloads, find_reloads_address_1): Likewise.
366 (debug_reload_to_stream): Likewise.
367 * reload1.c (emit_reload_insns, gen_reload): Likewise.
368 * stmt.c (expand_end_case): Likewise.
369 * toplev.c (compile_file): Likewise.
371 * c4x/c4x.c (c4x_process_after_reload): Likewise.
372 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
374 * print-rtl.c (insn_name_ptr): Remove declaration.
375 (get_insn_name): Declare.
377 * genoutput.c (insn_name_ptr): Remove.
378 (next_operand_number): New.
379 (struct operand_data): New.
380 (null_operand, odata, odata_end): New.
381 (struct data): Use struct operand_data.
382 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
383 (get_insn_name): Renamed from name_for_index.
384 (output_prologue): Define NO_MD_PROTOTYPES.
385 (output_predicate_decls): Break out from output_epilogue.
386 Iterate over the operands list.
387 (output_operand_data): Break out from output_epilogue. Emit
388 just the operands list.
389 (output_insn_data): Break out from output_epilogue. Emit just
391 (output_epilogue): Remove.
392 (output_get_insn_name): New.
393 (constraints, op_n_alternatives, predicates, address_p): Die.
394 (modes, strict_low, seen): Die.
395 (scan_operands): Take new param `d' instead of writing to
396 seven global variables.
397 (compare_operands): New.
398 (place_operands): New.
399 (validate_insn_alternatives): Update for struct data change.
400 (gen_insn): Don't zero or copy 7 global arrays. Update for
401 scan_operands; call place_operands.
402 (gen_peephole, gen_expand, gen_split): Likewise.
403 (main): Update for new output routines.
405 * genattr.c (insn_name_ptr): Remove.
406 (get_insn_name): New function.
407 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
408 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
409 * genrecog.c: Likewise.
411 * alpha.md (adddi3): Make `pattern' array static.
413 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
415 * config/c4x/c4x.h (c4x_rpts_cycles_string,
416 c4x_cpu_version_string): Constify char *.
417 * config/c4x/c4x.c (c4x_rpts_cycles_string,
418 c4x_cpu_version_string): Likewise.
420 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
422 * tree.c (save_tree_status): Revert 10 Sep change.
423 (restore_tree_status): Likewise. Call obstack_free with NULL
424 before freeing the obstack proper.
426 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
428 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
430 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
433 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
435 * tree.c (type_hash_canon): Put all types in the hash-table, when
438 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
440 * recog.h (struct recog_data, recog_data): New.
441 (recog_foo variables): Kill.
442 * recog.c (recog_operand, recog_operand_loc): Kill.
443 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
444 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
445 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
446 (recog_data): Define.
447 (extract_insn): Update all recog_foo references to use recog_data.
448 (preprocess_constraints, constrain_operands): Likewise.
449 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
450 * genattrtab.c (main): Likewise.
451 * genextract.c (main): Likewise.
452 * genoutput.c: Likewise.
453 * genrecog.c (write_subroutine, main): Likewise.
454 * local-alloc.c (block_alloc): Likewise.
455 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
456 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
457 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
458 * reload.c (find_reloads, find_reloads_toplev): Likewise.
459 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
460 (reload_cse_simplify_operands): Likewise.
462 * arc/arc.c (arc_final_prescan_insn): Likewise.
463 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
464 * h8300/h8300.c (notice_update_cc): Likewise.
465 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
466 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
467 * mn10200/mn10200.c (notice_update_cc): Likewise.
468 * mn10300/mn10300.c (notice_update_cc): Likewise.
469 * romp/romp.c (update_cc): Likewise.
470 * sparc/sparc.c (check_pic): Likewise.
471 * v850/v850.c (notice_update_cc): Likewise.
473 * genemit.c (main): Don't declare recog_operand.
475 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
477 * ggc.h (rtvec_def): Forward declare.
478 (tree_node): Likewise.
481 (ggc_set_mark_rtx): Add prototype.
482 (ggc_set_mark_rtvec): Likewise.
483 (ggc_set_mark_tree): Likewise.
484 * ggc-simple.c (ggc_root): Don't define.
485 (roots): Don't declare.
486 (ggc_mark_rtx): Remove.
487 (ggc_mark_rtvec): Likewise.
488 (ggc_mark_tree): Likewise.
489 (ggc_mark_varray): Likewise.
490 (ggc_mark_tree_hash_table_entry): Likewise.
491 (ggc_mark_tree_hash_table): Likewise.
492 (ggc_set_mart_rtx): New function.
493 (ggc_set_mark_rtvec): Likewise.
494 (ggc_set_mark_tree): Likewise.
495 (ggc_add_root): Remove.
496 (ggc_add_rtx_root): Likewise.
497 (ggc_remove_tree_root): Likewise.
498 (ggc_add_string_root): Likewise.
499 (ggc_add_tree_varray_root): Likewise.
500 (ggc_add_tree_hash_table_root): Likewise.
501 (ggc_del_root): Likewise.
502 (ggc_mark_rtx_ptr): Likewise.
503 (ggc_mark_tree_ptr): Likewise.
504 (ggc_mark_string_ptr): Likewise.
505 (ggc_mark_tree_varray_ptr): Likewise.
506 (ggc_mark_tree_hash_table_ptr): Likewise.
507 * ggc-common.c: New file.
508 * Makefile.in (OBJS): Add ggc-common.o.
509 (ggc-common.o): List dependencies.
511 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
513 * cppalloc.c (xstrdup): Use memcpy.
514 * cpperror.c (cpp_print_containing_files): Don't use
516 * cpplib.c (conditional_skip): Set temp->lineno.
517 (do_endif): Make error message less obscure.
518 (if_directive_name): New function.
519 (cpp_get_token [case EOF]): Unwind the if stack and generate
520 error messages for each unterminated conditional in this file.
521 (parse_string): Do not behave differently if -traditional.
523 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
525 * builtins.c (expand_builtin_va_arg): Cope with an array-type
526 va_list decomposing to pointer-type.
527 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
528 (rs6000_va_arg): Likewise.
530 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
532 * except.c (start_dynamic_handler): Compute size using
535 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
537 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
538 include directory headers. Don't define strrchr. Don't provide
539 my_* replacement functions. Prefer PTR over `pointer_type'.
540 Don't prototype system functions. Don't redefine getopt.
542 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
543 safe_read, safe_write, save_pointers, restore_pointers,
544 is_id_char, in_system_include_dir, directory_specified_p,
545 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
546 find_corresponding_lparen, referenced_file_is_newer,
547 save_def_or_dec, munge_compile_params, gen_aux_info_file,
548 process_aux_info_file, identify_lineno, check_source,
549 seek_to_line, forward_to_next_token_char, output_bytes,
550 output_string, output_up_to, other_variable_style_function,
551 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
552 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
553 find_static_definition, connect_defs_and_decs, add_local_decl,
554 add_global_decls, needs_to_be_converted, visit_each_hash_node,
555 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
556 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
557 scan_for_missed_items, edit_file, string_list_cons): Add static
559 (standard_exec_prefix, target_machine, target_version,
560 default_syscalls_dir, string_list, string_list_cons, find_file,
561 do_cleaning): Constify a char*.
562 (safe_read, safe_write): Use PTR, not a char*.
563 (is_id_char): Take an int, not a char.
564 (main): Add prototype. Call return, not exit.
566 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
568 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
569 when comparing types.
571 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
573 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
574 (strength_reduce): Release the varrays from the no-bivs early exit.
576 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
577 the loop over the registers.
579 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
581 (restore_tree_status): Check that instead when freeing the obstack.
583 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
585 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
588 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
590 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
591 operand size modifiers.
593 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
595 * c-common.c (c_common_nodes_and_builtins): Don't build
597 * c-common.h (enum c_tree_index and related accesor macros): Remove
598 everything now declared in tree.h.
599 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
600 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
601 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
602 (error_mark_node, void_type_node, char_type_node, integer_type_node,
603 unsigned_type_node, ptr_type_node, va_list_type_node,
604 integer_zero_node, null_pointer_node, integer_one_node): Delete.
605 (init_decl_processing): Call build_common_tree_nodes and
606 build_common_tree_nodes_2 instead of building their nodes here.
607 Don't add roots for these nodes.
608 * stor-layout.c (size_zero_node, size_one_node): Delete.
609 (set_sizetype): Make a new node for bitsizetype each time.
610 * tree.c (global_trees): New variable.
611 (init_obstacks): Add a gc root for it.
612 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
613 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
614 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
615 (build_common_tree_nodes): New function.
616 (fix_sizetype): New function.
617 (build_common_tree_nodes_2): New function.
618 * tree.h (enum tree_index): New.
619 (global_trees): Declare.
620 Add accessor macros for all nodes now moved to global_trees.
621 Delete their declarations.
623 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
625 * c-decl.c (finish_function): When processing a nested function,
626 push and pop GC context around rest_of_compilation.
628 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
630 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
631 Default ix86_arch to PROCESSOR_I386.
632 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
633 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
634 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
635 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
636 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
637 (EXTRA_SPECS): Remove deleted specs.
639 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
641 * function.c (assign_stack_local_1): Allocate from
642 function->x_frame_offset, not frame_offset.
644 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
646 * ggc.h (lang_cleanup_tree): Remove.
647 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
648 * ggc-callbacks.c (lang_cleanup_tree): Remove.
650 * c-decl.c (finish_struct): Use ggc_alloc to allocate
651 TYPE_LANG_SPECIFIC when garbage collecting.
652 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
653 (lang_cleanup_tree): Remove.
655 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
657 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
658 * crtstuff.c: Not here.
659 * dwarf2out.c: Or here.
660 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
663 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
665 * function.h (free_after_compilation): Remove decl parameter.
666 (free_varasm_status0: Likewise.
667 (free_emit_status): Likewise.
668 (free_stmt_status): Likewise.
669 (free_after_compilation): Likewise.
670 (init_lang_status): New variable.
671 (free_lang_status): Likewise.
672 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
673 * function.c (init_lang_status): New variable.
674 (free_lang_status): Likewise.
675 (push_function_context_to): Don't set function::decl here.
676 (free_after_copmilation): Make decl parameter implicit. Call
677 free_lang_status if defined.
678 (prepare_function_start): Call init_lang_status if defined.
679 (init_function_start): Set function::decl here.
680 * profile.c (output_func_start_profiler): Don't call pushdecl
681 until we've actually started the function.
682 * stmt.c (free_stmt_status): Make decl parameter implicit.
683 * toplev.c (rest_of_compilation): Don't pass decl to
684 free_after_compilation.
685 * varasm.c (free_varasm_status): Likewise.
687 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
689 * except.c (call_get_eh_context): Add root when allocating static
692 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
694 * arm.c: Include "ggc.h".
695 (arm_add_gc_roots): New function.
696 (arm_override_options): Call it.
697 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
699 * arm.md (define_asm_attributes): Add a pool_range attribute.
701 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
703 * extend.texi (Volatiles): New node.
705 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
707 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
708 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
709 (struct ggc_any): Replace `mark' with `magic_mark'.
710 (ggc_alloc_string): Use memcpy, not bcopy.
711 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
712 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
714 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
715 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
716 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
717 Use IS_MARKED. Use ggc_free_any.
719 1999-09-09 Scott Bambrough <scottb@netwinder.org>
721 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
723 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
725 * toplev.c (main): Always init_ggc.
727 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
729 * except.c (find_all_handler_type_matches): Free the list if
732 * combine.c (SUBST): Break out to a real function do_SUBST.
733 (SUBST_INT): Likewise.
734 * gcse.c (free_pre_mem): Free `temp_bitmap'.
735 (pre_insert): Free `inserted'.
736 * loop.c (basic_induction_var): Always set `location'.
738 * function.c (expand_function_end): Add initial_trampoline as a root.
739 * rtl.h (init_varasm_once): Declare.
740 * toplev.c (compile_file): Call it.
741 * ggc-simple.c (ggc_mark_string_ptr): New.
742 (ggc_add_string_root): New.
743 (ggc_collect): Disable collection avoidance temporarily.
744 * ggc.h (ggc_add_string_root): Declare.
745 * except.c (create_rethrow_ref): Use ggc_alloc_string.
746 * optabs.c (init_libfuncs): Likewise.
747 * varasm.c (named_section): Use ggc_alloc_string.
748 (make_function_rtl): Likewise.
749 (make_decl_rtl): Likewise.
750 (assemble_static_space): Likewise.
751 (assemble_trampoline_template): Likewise.
752 (output_constant_def): Likewise.
753 (force_const_mem): Likewise.
754 (mark_const_hash_entry): New.
755 (mark_pool_sym_hash_table): New.
756 (mark_varasm_state): Use it.
757 (init_varasm_once): New.
759 * expr.h (init_one_libfunc): Declare.
760 * optabs.c (init_one_libfunc): New.
761 (init_optabs): Use it.
762 * config/gofast.h: Likewise.
763 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
764 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
766 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
768 * Makefile.in (cppexp.o): Depend on cpphash.h.
769 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
771 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
772 * cpplib.c (do_define): Generalise to handle poisoned definitions,
773 redefining poisoned identifiers, etc.
774 (do_undef): Don't allow poisoned identifiers to be undefined.
775 (do_pragma): Add #pragma poison.
776 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
778 * cccp.c: Add T_POISON node type.
779 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
781 (do_define): Generalise to handle poisoned definitions,
782 redefining poisoned identifiers, etc.
783 (do_undef): Don't allow poisoned identifiers to be undefined.
784 (do_pragma): Add #pragma poison.
785 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
787 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
788 * c-pragma.h: Add ps_poison state. We now always have generic
791 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
793 * ggc.h (ggc_alloc): New function.
794 (ggc_mark): Likewise.
795 * ggc-simple.c (ggc_any): New structure.
796 (ggc_status): Add anys.
797 (n_anys_collected): New variable.
799 (ggc_mark): Likewise.
800 (ggc_collect): Collect the anys.
802 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
804 * c-decl.c (mark_binding_level): Make static to match prototype.
806 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
808 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
810 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
812 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
813 will use into account. Expand the max width to 5.
816 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
818 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
821 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
823 * alpha.md (call value patterns): Remove the result predicates.
825 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
827 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
830 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
833 changed from extern char *, to extern PTR. Also fix typo in
834 NEED_DECLARATION_REALLOC test.
836 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
838 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
840 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
841 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
842 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
843 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
845 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
847 * cccp.c (pcfinclude): Likewise.
849 * global.c (allocno_compare): Likewise.
851 * haifa-sched.c (rank_for_schedule): Likewise.
853 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
855 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
857 * stupid.c (stupid_reg_compare): Likewise.
859 * tree.c (_obstack_allocated_p): Likewise.
861 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
863 1999-09-08 Bruce Korb autogen@linuxbox.com
865 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
866 why "gperf -F" fails.
867 * gcc/cp/Makefile.in: ditto
868 * gcc/Makefile.in: ditto
869 * gcc/java/Makefile.in: ditto
871 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
873 * lists.c: Include ggc.h.
875 (init_EXPR_INSN_LIST_cache): Install it.
877 * ggc-simple.c (init_ggc): Absorb the old init.
878 (ggc_push_context): Use xcalloc.
879 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
880 (ggc_collect): Add [rvts] tags to the collection stats.
882 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
884 * cccp.c (main): Fix handling of -include and -imacros options.
886 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
888 * cpplib.c (cpp_push_buffer): Fix order of arguments.
890 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
892 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
895 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
897 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
898 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
899 and SET_DEST. Update comment.
901 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
903 * config/c4x/c4x.c: Include ggc.h.
904 (c4x_add_gc_roots): New function.
905 (c4x_override_options): Call c4x_add_gc_roots.
907 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
909 * defaults.h (TARGET_ESC): Move ...
910 * system.h: ... here, where Linas had it in the first place. Silly me.
912 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
914 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
915 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
916 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
917 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
918 * defaults.h (TARGET_ESC): Add default.
920 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
922 * configure.in: add i370-*-openedition, i370-*-mvs and
925 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
927 * dsp16xxx.c: Include ggc.h
928 (override_options): Mark GC roots.
929 * mn10200.c: Include ggc.h.
930 (asm_file_start): Mark GC roots.
931 * tahoe.c: Include ggc.h.
932 (extensible_operand): Mark GC roots.
934 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
936 * README: Add section discussing status of ELF ABI.
937 * i370.c: Fix misc spelling mistakes.
938 (i370_label_scan): Updated notes, exception handling.
939 (i370_function_prolog): Simplify ELF stack handling.
940 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
941 (STACK_GROWS_DOWNWARD): ELF stack grows down.
942 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
943 * i370.md: (movdi): Add notes.
944 (floatsidf2): Use stack not rtca for scratch float area.
945 (iorsi3): Correct operand constraints.
946 * x-oe: Restore TAROUTOPTS which are used by pax.
948 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
950 * rs6000.c: Include ggc.h.
951 (rs6000_add_gc_roots): New function.
952 (override_options): Call it.
954 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
956 * alpha.h (alpha_compare): New.
957 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
958 * alpha.c: Likewise for the definitions.
959 (alpha_emit_conditional_branch): Update for alpha_compare.
960 (alpha_emit_conditional_move): Likewise.
961 * alpha.md (cmpdf, cmpdi): Likewise.
962 (setcc patterns): Likewise. Zero alpha_compare after use.
963 (sne): Optimize (x != 0) into (0U < x).
965 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
967 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
968 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
969 (INIT_EXPANDERS): Remove.
970 * alpha.c: Include ggc.h.
971 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
972 (alpha_init_machine_status, alpha_mark_machine_status): New.
973 (override_options): Install them.
974 (struct machine_function): Moved to alpha.h.
975 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
976 (alpha_init_expanders): Remove.
977 (alpha_return_addr): Adjust to use current_function->machine.
978 (alpha_ra_ever_killed): Likewise.
979 (alpha_expand_epilogue): Likewise.
980 * alpha.md (eh_epilogue): Likewise.
982 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
983 Melissa O'Neill <oneill@cs.sfu.ca>
984 Geoffrey Keating <geoffk@cygnus.com>
986 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
987 call-used registers (call-saved registers must still be contiguous
988 and end with r31, of course).
990 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
992 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
993 (self_promoting_type_p): Delete.
994 (self_promoting_args_p): Move ...
995 * c-common.c: ... here.
996 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
997 (simple_type_promotes_to): New.
998 * builtins.c (lang_type_promotes_to): New.
999 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
1000 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
1001 * c-common.h: ... here.
1002 (self_promoting_args_p, simple_type_promotes_to): Declare.
1003 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
1004 (grokdeclarator): Likewise.
1005 * tree.h (lang_type_promotes_to): Declare.
1007 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
1009 Add some machine-dependent GC roots.
1010 * sparc.c: Include ggc.h.
1011 (sparc_add_gc_roots): New function.
1012 (mark_ultrasparc_pipeline_state): Likewise.
1013 (override_options): Call sparc_add_gc_roots.
1014 * pa.c: Include ggc.h.
1015 (pa_add_gc_roots): New function.
1016 (mark_deferred_plabels): Likewise.
1017 (override_options): Call pa_add_gc_roots.
1018 * mips.c: Include ggc.h.
1019 (mips_add_gc_roots): New function.
1020 (override_options): Use it.
1022 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * cpperror.c (cpp_file_line_for_message): Constify a char*.
1026 * cppexp.c (parse_number, parse_charconst, cpp_lex,
1027 cpp_parse_expr): Add static prototypes.
1028 (parse_charconst): Don't cast away const-ness.
1029 (token): Constify a char*.
1031 * cppfiles.c (file_name_list, include_hash, find_include_file,
1032 finclude, initialize_input_buffer): Constify a char*.
1033 (file_cleanup, find_position): Add static prototypes.
1035 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
1036 collect_expansion): Add static prototypes.
1037 (cpp_install, create_definition, monthnames): Constify a char*.
1039 * cpphash.h (cpp_install): Likewise.
1041 * cppinit.c (known_suffixes, default_include,
1042 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
1043 (base_name, dump_special_to_buffer, initialize_dependency_output):
1044 Add static prototypes.
1046 * cpplib.c (my_strerror): Constify a char*.
1047 (null_underflow, null_cleanup, skip_comment, copy_comment,
1048 copy_rest_of_line, handle_directive, pass_thru_directive,
1049 get_directive_token, read_line_number, cpp_print_file_and_line,
1050 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
1051 v_cpp_warning_with_line, detect_if_not_defined,
1052 consider_directive_while_skipping): Add static prototypes.
1053 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
1054 cpp_pedwarn_with_file_and_line): Constify a char*.
1056 * cpplib.h (cpp_options, include_hash, progname, definition,
1057 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
1058 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
1059 find_include_file, deps_output, include_hash): Constify a char*.
1061 * cppmain.c (progname): Constify.
1062 (main): Add prototype. Use return, not exit.
1064 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
1065 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
1066 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
1067 check_protection): Add static prototype.
1069 (progname, recognized_macrom, recognized_extern): Constify a char*.
1070 (main): Add prototype.
1072 * gen-protos.c (progname): Constify a char*.
1074 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
1076 * emit-rtl.c (free_emit_status): Take decl as a parameter.
1077 (init_emit_once): Add more GC roots.
1078 * except.c (mark_func_eh_entry): New function.
1079 (mark_eh_node): Mark false_label and rethrow_label.
1080 (init_eh): Add more GC roots.
1081 * function.c (free_after_compilation): Take decl as a paramter.
1082 Call free_stmt_status.
1083 (mark_function_state): Don't assume x_parm_reg_stack_loc is
1085 * function.h (free_after_compilation): Change prototype.
1086 (free_varasm_status): Likewise.
1087 (free_emit_status): Likewise.
1088 (free_stmt_status): New function.
1089 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
1090 Remove, replacing with ...
1091 (ggc_status): New structure.
1092 (ggc_chain): New variable.
1094 (ggc_push_context): New function.
1095 (ggc_pop_context): Likewise.
1096 (ggc_alloc_rtx): Adjust for use of ggc_chain.
1097 (ggc_alloc_rtvec): Likewise.
1098 (ggc_alloc_tree): Likewise.
1099 (ggc_alloc_string): Likewise.
1100 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
1101 (ggc_mark_tree): Give language-dependent code a chance to mark
1103 (ggc_mark_tree_varray): Handle empty arrays.
1104 (ggc_collect): Adjust for use of ggc_chain. Clear
1105 bytes_alloced_since_last_gc.
1106 * ggc.h (ggc_pop_context): New function.
1107 (ggc_push_context): Likewise.
1108 * print-tree.c (print_node): Don't print obstacks when GC'ing.
1109 * stmt.c (free_stmt_status): New function.
1110 (init_stmt_for_function): Clear last_expr_value.
1111 * toplev.c (rest_of_compilation): Always call free_after_compilation.
1112 Conditionalize call to ggc_collect.
1113 (main): Call init_ggc.
1114 * tree.c (push_obstacks): Do the push, even when GC'ing.
1115 (push_obstacks_nochange): Likewise.
1116 (pop_obstacks): Liekwise.
1117 * varasm.c (free_varasm_status): Take decl as a parameter.
1119 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
1121 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
1122 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
1123 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
1124 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
1126 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
1128 * pa/x-pa-mpeix: New file for the MPE port.
1130 * pa/quadlib.asm: New file for long double support.
1132 * configure.in: Add hppa1.0-*-mpeix for MPE port.
1133 * configure: Rebuilt.
1135 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
1137 * final.c (shorten_branches): Fix last change.
1139 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
1141 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
1143 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
1145 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
1148 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * c-aux-info.c (concat): Don't define.
1152 * cccp.c (my_strerror): Likewise. All callers changed to use
1154 (do_include): Call xstrdup, not xmalloc/strcpy.
1155 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
1156 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
1158 * collect2.c (my_strsignal): Likewise. All callers changed to use
1160 (locatelib): Call xstrdup, not xmalloc/strcpy.
1162 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
1164 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
1166 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
1168 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
1170 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
1172 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
1174 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
1176 (find_all_handler_type_matches): Likewise. Don't check return
1178 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
1179 xmalloc, not malloc.
1180 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
1182 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
1183 (init_spec): Call xcalloc, not xmalloc/bzero.
1184 (set_spec): Call xstrdup, not save_string.
1185 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
1186 (find_a_file): Call xstrdup, not xmalloc/strcpy.
1187 (process_command): Call xstrdup, not save_string.
1188 (main): Call xcalloc, not xmalloc/bzero.
1190 * gcov.c (xmalloc): Don't define.
1191 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
1192 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
1193 (output_data): Call xcalloc, not xmalloc/bzero.
1195 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
1197 * mips-tdump.c (xmalloc): Don't define.
1198 (print_symbol): Call xmalloc, not malloc.
1199 (read_tfile): Call xcalloc, not calloc.
1201 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
1202 Don't define. All callers of xfree/my_strsignal changed to use
1203 free/strsignal instead.
1204 (allocate_cluster): Call xcalloc, not calloc.
1206 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
1207 Fix memory leak, free allocated memory.
1209 * prefix.c (translate_name): Call xstrdup, not save_string.
1210 (update_path): Likewise.
1212 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
1214 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
1215 Don't define. Callers of xfree/savestring2 changed to use
1216 free/concat instead.
1218 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
1219 (init_elim_table): Likewise.
1221 * resource.c (init_resource_info): Likewise.
1223 * stupid.c (stupid_life_analysis): Likewise.
1225 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
1226 (open_dump_file): Call concat, not xmalloc/strcpy/...
1227 (clean_dump_file): Likewise.
1228 (compile_file): Call xstrdup, not xmalloc/strcpy.
1230 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
1232 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
1233 * v850.c (v850_va_arg): New.
1235 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1237 * haifa-sched.c: Tidy comments.
1239 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1241 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
1242 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
1243 $(out_object_file)): Depend on ggc.h.
1244 * c-common.c: Include "ggc.h".
1245 (combine_strings): If doing GC, use ggc_alloc_string.
1246 * c-decl.c: Include "ggc.h".
1247 (ggc_p): Define with value 0.
1248 (mark_binding_level): New function.
1249 (init_decl_processing): Add GC roots.
1250 (mark_c_function_context): New function.
1251 (lang_mark_false_label_stack): New function.
1252 (lang_mark_tree): New function.
1253 (lang_cleanup_tree): New function.
1254 * c-lang.c: Include "ggc.h".
1255 (lang_init): Call c_parse_init.
1256 * c-lex.c: Include "ggc.h".
1257 (check_linenum): If doing GC, don't copy filenames to permanent
1259 * c-parse.in: Include "ggc.h".
1260 (c_parse_init): New function.
1261 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
1262 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
1264 * except.c (mark_eh_state): Mark more state.
1265 * function.c (mark_function_state): Likewise.
1266 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
1267 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
1268 * toplev.c (mark_file_stack): New function.
1269 (compile_file): If doing GC, use ggc_alloc_string on input filename.
1270 (main): Add root for input_file_stack.
1272 * i386.c: Include "ggc.h".
1273 (ix86_mark_machine_status): New function.
1274 (override_options): Set mark_machine_status.
1276 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1278 * tree.c (copy_node): Copy node contents also if doing GC.
1280 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1282 * collect2.c (scan_libraries): Fix double-thinko :-).
1284 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
1286 * collect2.c (scan_libraries): Fix thinko.
1288 * cse.c (delete_trivially_dead_insns): Do not skip the last
1289 insn if it is a real insn.
1291 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
1293 * Makefile.in (ggc-simple.o): Depend on hash.h.
1294 * ggc.h (ggc_add_tree_hash_table_root): Declare.
1295 (ggc_mark_tree_varray): Likewise.
1296 (ggc_mark_tree_hash_table): Likewise.
1297 * ggc-simple.c: Include hash.h.
1298 (ggc_mark_tree_hash_table_ptr): New function.
1299 (ggc_mark_tree_hash_table_entry): Likewise.
1300 (ggc_mark_tree_hash_table): Likewise.
1301 (ggc_add_tree_hash_table_root): Likewise.
1302 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
1303 rtx, when defining fields.
1305 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1307 * profile.c (output_func_start_profiler): Remove apparently
1308 nonsensical call to start_sequence.
1310 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
1312 * clipper/clipper.c (clipper_va_start): Fix typos.
1314 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
1315 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
1316 (spur_va_arg): New stub.
1318 * configure.in: Comment out pyramid.
1320 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
1322 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
1323 don't conflict with the bits that win32, cygwin, and dgux
1326 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
1327 Bernd Schmidt <bernds@cygnus.co.uk>
1329 * integrate.c (function_cannot_inline_p): Do not inline
1330 functions with forced labels.
1332 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
1333 Bernd Schmidt <bernds@cygnus.co.uk>
1334 Mark Mitchell <mark@codesourcery.com>
1336 * Makefile.in (ggc-simple.o): Depend on varray.h.
1337 (rtl.o): Depend on ggc.h.
1338 (genattrtab.o): Depend on ggc.h.
1339 (print-tree.o): Likewise.
1340 (fold-const.o): Likewise.
1341 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
1342 (make_insn_raw): Don't cache insns when GC'ing.
1343 (emit_insn_before): Likewise.
1344 (emit_insn_after): Likewise.
1345 (emit_insn): Likewise.
1346 (start_sequence): Use xmalloc to allocate the sequence_stack.
1347 (end_sequence): Add free to free it.
1348 (gen_sequence): Don't cache insns when GC'ing.
1349 (clear_emit_caches): Don't use sequence_element_free_list.
1350 (init_emit): Use xcalloc, not xmalloc+bzero.
1351 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
1352 * function.c (pop_function_context_from): Use free to free the
1353 fixup_var_refs_queue.
1354 (put_reg_into_stack): Allocate it with xmalloc.
1355 * genattrtab.c: Include ggc.h.
1356 (operate_exp): Don't use obstack_free when GC'ing.
1357 (simplify_cond): Likewise.
1358 (simplify_text_exp): Likewise.
1359 (optimize_attrs): Likewise.
1360 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
1362 (gencode): Generate a #include for ggc.h.
1363 * ggc-callbacks.c (ggc_p): Define it to zero.
1364 * ggc-none.c (ggc_p): Likewise.
1365 * ggc-simple.c: Include varray.h.
1366 (ggc_mark_tree_varray): New function.
1367 (ggc_add_tree_varray_root): Likewise.
1368 (ggc_mark_tree_varray_ptr): Likewise.
1369 * ggc.h (ggc_p): Declare.
1370 (varray_head_tag): Likewise.
1371 (ggc_add_tree_varray_root): Declare.
1372 * print-tree.c (print_node): Don't check for TREE_PERMANENT
1373 inconsistencies when GC'ing.
1374 * rtl.c: Include ggc.h.
1375 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
1376 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
1377 (rtx_free): Don't call obstack_free when GC'ing.
1378 * toplev.c (rest_of_compilation): Call ggc_collect after every
1380 * tree.c (push_obstacks): Do nothing, if GC'ing.
1381 (pop_obstacks_nochange): Likewise.
1382 (pop_obstacks): Likewise.
1383 (make_node): Use ggc_alloc_tree when GC'ing.
1384 (copy_node): Likewise.
1385 (get_identifier): Use ggc_alloc_string when GC'ing.
1386 (build_string): Likewise.
1387 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
1388 (tree_cons): Likewise.
1390 (type_hash_canon): Don't call obstack_free when GC'ing.
1392 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
1394 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
1395 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
1397 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
1398 Bernd Schmidt <bernds@cygnus.co.uk>
1399 Mark Mitchell <mark@codesourcery.com>
1401 * Makefile.in (stor-layout.o): Depend on ggc.h.
1402 (expr.o): Depend on ggc.h.
1403 (profile.o): Depend on ggc.h.
1404 (stor-layout.o): Depend on ggc.h.
1405 * emit-rtl.c (init_emit_once): Add gc roots.
1406 * expr.c: Include ggc.h.
1407 (emit_block_move): Add gc roots.
1408 (clear_storage): Likewise.
1409 * expr.h (init_stor_layout_once): New function.
1410 * profile.c: Include ggc.h.
1411 (init_arc_profiler): profiler_label is a root.
1412 * scan.c (make_sstring_space): Trust xrealloc to function
1413 correctly with first parameter NULL.
1414 * stor-layout.c: Include ggc.h.
1415 (set_sizetype): Add gc root.
1416 (init_stor_layout_once): New function.
1417 * toplev.c (compile_file): Call it.
1419 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1420 Bernd Schmidt <bernds@cygnus.co.uk>
1421 Mark Mitchell <mark@codesourcery.com>
1423 * Makefile.in (tree.o): Depend on ggc.h.
1424 (varasm.o): Likewise.
1425 (function.o): Likewise.
1427 (except.o): Likewise.
1428 (optabs.o): Likewise.
1429 (emit-rtl.o): Likewise.
1430 * emit-rtl.c: Include ggc.h.
1431 (sequence_element_free_list): Remove, and all references.
1432 (mark_sequence): New functions.
1433 (mark_emit_state): New function.
1434 * except.c: Include ggc.h.
1435 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1436 (mark_tree_label_node): New functions.
1437 (mark_eh_state): New function.
1438 * function.c: Include ggc.h.
1439 (mark_temp_slot, mark_function_chain): New functions.
1440 (mark_function_state): New function.
1441 (init_function_once): New function.
1442 * function.h (init_function_once): New function.
1443 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1444 * ggc.h (label_node): Declare.
1445 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1446 (lang_mark_false_label_stack): New function.
1447 (mark_temp_slot): Remove declaration.
1448 (mark_function_chain): Likewise.
1449 (mark_eh_state): Adjust prototype.
1450 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1452 * optabs.c: Include ggc.h.
1453 (mark_optab): New function.
1454 (init_optabs): Add gc roots.
1455 * stmt.c: Include ggc.h.
1456 (mark_cond_nesting, mark_loop_nesting): New functions.
1457 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1458 (mark_stmt_state): New function.
1459 * toplev.c (compile_file): Call init_function_once.
1460 * tree.c: Include ggc.h.
1461 (type_hash): Move declaration earlier in file.
1462 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1463 (init_obstacks): Add gc roots.
1464 (mark_type_hash): New function.
1465 * varasm.c: Include ggc.h.
1466 (mark_pool_constant): New function.
1467 (mark_varasm_state): New function.
1469 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1471 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1473 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1475 * c-decl.c (struct language_function): Renamed from struct c_function.
1477 (c_function_chain): Delete.
1478 (push_c_function_context): New arg F. Don't warn about nested
1479 functions here. Fill LANGUAGE elt of F. Delete code to update
1480 c_function_chain. Don't call push_function_context.
1481 (pop_c_function_context): New arg F. Restore from there instead of
1482 from c_function_chain. Don't call pop_function_context. Clear out
1483 LANGUAGE field of F when done.
1484 * c-lang.c: Include "function.h"
1485 (lang_init): Initialize save_lang_status and restore_lang_status.
1486 * c-parse.in (nested_function, nested_function_notype): Warn about
1487 nested functions. Call push_function_context/pop_function_context
1488 instead of the _c_ variants.
1489 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1491 * Makefile.in (c-lang.o): Update dependencies.
1493 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
1494 regno_pointer_flag, regno_pointer_align.
1495 (gen_reg_rtx): Use xrealloc to enlarge them.
1496 (free_emit_status): New function.
1497 * function.c (mark_machine_status, mark_lang_status): New variables.
1498 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
1499 in some bits from assign_stack_local. All callers changed to use new
1501 (assign_stack_local): Just call assign_stack_local_1.
1502 (free_after_compilation): New function.
1503 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
1504 (trampoline_address): Likewise.
1505 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
1506 (prepare_function_start): Explicitly clear some more variables.
1507 * function.h (struct function): New elt can_garbage_collect.
1508 (mark_machine_status, mark_lang_status): Declare variables.
1509 (free_after_compilation, free_emit_status, free_varasm_status,
1510 init_varasm_status): Declare functions.
1511 * toplev.c (rest_of_compilation): Call free_after_compilation when
1512 done with the current function.
1513 * varasm.c (free_varasm_status): New function.
1515 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
1517 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
1518 (EXPAND_BUILTIN_VA_ARG): Define.
1519 * sparc.c (sparc_va_start): New.
1520 (sparc_va_arg): New.
1522 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1524 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
1526 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1528 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
1530 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
1532 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
1534 (ggc-callbacks.o): New target.
1535 * ggc-callbacks.c: New file.
1537 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1539 * expr.h: Collapse individual optab and libfunc vars to arrays.
1540 (optab_index, libfunc_index): New enumerations.
1541 (optab_table, libfunc_table): New arrays.
1542 Add accessor macros for both.
1544 * optabs.c (optab_table, libfunc_table): New.
1545 Delete declarations for individual optab and libfunc vars.
1547 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
1549 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
1551 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1553 * Makefile.in (GGC, GGC_LIB): New.
1554 (HOST_RTL): Include ggc-none.o.
1555 (ggc-simple.o): New target.
1556 (ggc-none.o): Likewise.
1557 * tree.h (tree_common): Add gc_mark.
1558 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
1559 (struct rtvec_def): Add gc_mark.
1560 * emit-rtl.c (global_rtl): Update static initializers to contain
1561 enough initializers.
1562 * ggc.h, ggc-none.c, ggc-simple.c: New files.
1563 * toplev.c (gc_time): New variable.
1564 (all_time): New variable.
1565 (compile_file): Print gc time.
1566 (print_time): Calculate percentage of the whole.
1568 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1570 Change obstack memory management and varasm constant pool handling so
1571 that nested functions are treated like any other functions.
1572 * function.c (init_machine_status): New variable.
1573 (push_function_context_to): Set contains_functions for the outer
1574 function. Don't call save_varasm_status.
1575 (pop_function_context_from): Don't call restore_varasm_status. Don't
1576 set current_function_contains_functions.
1577 (prepare_function_start): Call init_varasm_status rather than
1578 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
1580 * function.h (struct function) Add field varasm. Delete fields
1581 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
1582 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
1583 (init_machine_status): Declare.
1584 (save_varasm_status, restore_varasm_status): Delete declarations.
1585 (save_tree_status, restore_tree_status): Delete last argument.
1586 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
1587 code. All callers changed.
1588 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
1589 save_constants_in_decl_trees, restore_constants, save_constants,
1590 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
1592 (inlining): New variable.
1593 (reg_map, label_map, insn_map, orig_asm_operands_vector,
1594 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
1596 (save_for_inline_nocopy): Don't save constants.
1597 Don't set inl_emit field in current_function.
1598 (expand_inline_function): Use emit field, not inl_emit, of the inlined
1599 function. Set new variable inlining before
1600 calling copy_rtx_and_substitute.
1601 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
1602 constant pool references if inlining is nonzero.
1603 Delete ADDRESS and (most of the) CONST cases.
1604 (output_inline_function): Save and restore current_function/
1605 current_function_decl. Delete restore_constants code. Don't call
1606 init_const_rtx_hash_table.
1607 * output.h (init_const_rtx_hash_table): Don't declare.
1608 * rtl.h (struct function): Declare.
1609 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
1610 * toplev.c (rest_of_compilation): Don't treat nested functions or
1611 functions containing them specially. Delete all code to deal with
1612 save_for_inline_copying.
1613 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
1614 inline_obstacks): Delete variables.
1615 (save_tree_status): Lose arg CONTEXT. All callers changed.
1616 Simply allocate a new function_maybepermanent_obstack for the new
1617 function, delete all the special cases.
1618 Don't save inline_obstacks.
1619 (restore_tree_status): Lose arg CONTEXT. All callers changed.
1620 Delete special handling for function_maybepermanent_obstack; simply
1622 Don't restore inline_obstacks.
1623 (permanent_allocation): Delete code that frees inline_obstacks.
1624 (print_inline_obstack_statistics): Delete function.
1625 (dump_tree_statistics): Don't call it.
1626 * varasm.c (struct varasm_status): New.
1627 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
1628 last_pool, pool_offset, const_double_chain): Delete global
1629 variables, replace with accessor macros.
1630 (immed_double_const): Don't walk const_double_chain outside a
1631 function, but don't treat nested functions specially anymore.
1632 (immed_real_const_1): Likewise.
1633 (clear_const_double_mem): Don't treat nested functions specially.
1634 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
1635 (save_varasm_status, restore_varasm_status): Delete functions.
1636 (init_varasm_status): New function.
1637 (force_const_mem): Don't treat nested functions specially.
1638 (find_pool_constant): Accept new arg F, search for constants in
1639 that function's pool rather than the current one. All callers
1641 (get_pool_constant_for_function, get_pool_mode_for_function): New
1644 * i386.c (init_386_machine_status): New function, mostly from
1645 clear_386_stack_locals.
1646 (struct machine_functions): Rename element names to avoid name
1648 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
1649 macros, replacing global variables.
1650 (clear_386_stack_locals, save_386_machine_status,
1651 restore_386_machine_status): Delete functions.
1652 (override_options): Initialize init_machine_status.
1653 * i386.h (INIT_EXPANDERS): Delete macro.
1654 (save_386_machine_status, restore_386_machine_status,
1655 clear_386_stack_locals): Delete declarations.
1657 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1659 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
1660 (doloop_begin): Simplify pattern and use emit_jump_insn.
1661 (doloop_end): Simplify pattern, switch operand order,
1662 and use emit_jump_insn.
1664 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1666 * function.h (struct function): Add new element LANGUAGE.
1667 (save_lang_status): Declare new variable.
1668 (restore_lang_status): Likewise.
1669 * function.c (save_lang_status): Define.
1670 (restore_lang_status): Likewise.
1671 (push_function_context_to): Call language-specific save function.
1672 (pop_function_context_from): Call language-specific restore function.
1674 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1676 * i386.md (movsf_1): Check REG_P before use of REGNO.
1677 (movdf_1): Likewise.
1678 (movxf_1): Likewise.
1679 (extendsfdf2): Likewise.
1680 (extendsfxf2): Likewise.
1681 (extenddfxf2): Likewise.
1683 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1685 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
1686 constants into memory.
1687 (c4x_shiftable_constant): New function.
1688 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
1689 (c4x_shiftable_constant): Declare.
1690 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
1691 ashlqi3_noclobber): Add new patterns and associated splitters.
1693 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
1695 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
1696 * dwarf2out.c (dwarf2out_frame_init): Likewise.
1697 * final.c (shorten_branches): Likewise.
1698 * global.c (global_alloc): Likewise.
1699 * haifa-sched.c (build_control_flow): Likewise.
1700 * stmt.c (check_for_full_enumeration_handling): Likewise.
1701 (estimate_case_costs): Likewise.
1703 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
1705 * rtl.h (RTL_CHECKC2): Fix typo in last change.
1707 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
1709 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
1710 (recompute_reg_usage): Likewise.
1711 * rtlanal.c (find_regno_fusage): Likewise.
1713 * rtl.c (rtl_check_failed_code1): New function.
1714 (rtl_check_failed_code2): New.
1715 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
1716 (RTL_CHECKC1, RTL_CHECKC2): New.
1717 (XC*): New accessor macros.
1718 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
1719 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
1720 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
1721 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
1722 (TRAP_*, RANGE_INFO_*): Likewise.
1724 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1726 * Makefile.in (tlink.o): Don't depend on toplev.h.
1728 * collect2.c (c_file, o_file, export_file, import_file, ldout,
1729 output_file, nm_file_name, ldd_file_name, strip_file_name,
1730 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
1731 add_prefix, prefix_from_env, prefix_from_string, do_wait,
1732 fork_execute, maybe_unlink, add_to_list,
1733 extract_init_priority, write_list, dump_list,
1734 dump_prefix_list, write_list_with_asm, write_c_file,
1735 write_c_file_stat, write_c_file_glob, scan_prog_file,
1736 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
1737 ignore_library, extract_string, notice, dump_file, target_machine,
1738 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
1739 read_file, print_load_command): Constify a char*.
1740 (fdopen, error, fatal, fatal_perror): Don't prototype.
1741 (my_strerror): Remove. All callers use xstrerror instead.
1742 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
1743 (main): Add prototype. Constify lots of char* ptrs. Change calls
1744 to xcalloc/strcpy/strcat/... to one call to concat.
1745 (main, scan_prog_file, scan_libraries): Use an intermediate
1746 `const char **' to build an argv array.
1747 (mapfile, libselect, libcompare, locatelib): Add prototypes.
1749 * collect2.h (collect_execute, collect_wait, dump_file,
1750 file_exists): Constify a char*.
1751 (ldout, c_file_name, temporary_obstack, permanent_obstack,
1752 temporary_firstobj, vflag, debug): Add extern declarations.
1753 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
1755 * tlink.c: Don't include toplev.h.
1756 (vflag, debug, ldout, c_file_name, temporary_obstack,
1757 permanent_obstack, temporary_firstobj): Don't declare.
1758 (tlink_execute, frob_extension, symbol_hash_lookup,
1759 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
1760 recompile_files, read_repo_files, demangle_new_symbols,
1761 scan_linker_output): Constify a char*.
1762 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
1763 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
1765 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
1767 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
1768 (relative) rather than jsr (absolute) subroutine call insns.
1769 * config/m68k/m68k-coff.h: Ditto.
1771 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
1773 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
1774 now rework these too.
1775 (arm_reorg): If an insn can't reach the end of the current pool,
1776 ensure that we emit that pool before the insn.
1778 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
1780 * tlink.c (scan_linker_output): Skip the initial underscore in
1781 a mangled name if appropriate.
1783 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1785 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1786 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
1787 error_with_ivar, gen_declarator, create_builtin_decl,
1788 my_build_string, generate_descriptor_table, generate_ivars_list,
1789 generate_dispatch_table, check_protocols, TAG_GETCLASS,
1790 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
1791 dump_base_name, lang_decode_option, build_encode_expr,
1792 start_class, finish_class, encode_pointer, really_start_method,
1793 gen_declaration, dump_interface, handle_class_ref, handle_impent):
1795 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
1796 Add static prototypes.
1797 (build_objc_string_decl, build_selector_reference_decl,
1798 encode_bitfield, build_class_reference_decl): Remove unused
1799 parameter, all callers changed.
1800 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
1801 (objc_printable_name): Likewise. Change second parameter to type int.
1802 (init_objc): Use memcpy, not bcopy, to avoid casts.
1804 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
1806 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
1807 reg notes on a deleted insn.
1808 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
1810 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
1812 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
1814 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1816 * stmt.c (expand_asm_operands): Fix index into inout_mode when
1819 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
1821 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
1822 * tm.texi (MD_ASM_CLOBBERS): Document it.
1824 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
1826 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
1827 * except.c (expand_rethrow): Remove unused variable.
1828 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
1829 * flow.c (replace_insns): Likewise.
1830 (create_edge_list, verify_edge_list): Likewise.
1831 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
1833 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
1834 is special code to run.
1835 (main): Don't define operands to emit_operand.
1836 * genrecog.c (main): Don't emit an empty peephole2_insn function.
1838 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
1840 * alpha/alpha.h (normal_memory_operand): Declare.
1841 (reg_no_subreg_operand): Declare.
1842 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
1844 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
1846 * c-parse.in (compstmt_primary_start): New, broken out of first
1847 part of compstmt handling in primary.
1848 (primary): Use it. Add an error clause.
1849 (compstmt_nostart): Renamed from compstmt; remove all
1850 initial invocations of compstmt_start.
1853 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
1855 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
1858 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
1860 * combine.c (simplify_shift_const): Remove extra semicolon.
1861 * dwarf2out.c (remove_AT): Likewise.
1862 * expmed.c (expand_mult): Likewise.
1863 * gcov.c (create_program_flow_graph): Likewise.
1864 * reorg.c (mostly_true_jump): Likewise.
1866 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
1868 * fold-const.c (fold_range_test): Do not try to fold the range
1869 test if the rhs or lhs has side effects.
1871 * combine.c (simplify_rtx): Recognize another case of a synthesized
1874 * varasm.c (mark_constant_pool): When marking indirect references,
1875 only look at SYMBOL_REFs.
1877 * except.c (expand_fixup_region_end): Do not peek at
1878 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
1880 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
1882 * flags.h: New variables align_loops, align_loops_log,
1883 align_jumps, align_jumps_log, align_labels, align_labels_log,
1884 align_functions, align_functions_log.
1885 * toplev.c: Define them.
1886 (f_options): Handle -falign-* when they have no argument.
1887 (main): Add logic to set variables for -falign-functions,
1888 -falign-jumps, -falign-labels, -falign-loops.
1889 Make it -fsched-verbose=<n> and -finline-limit=<n>.
1890 (display_help): Change help to match options.
1891 * final.c (LABEL_ALIGN): Default to align_labels_log.
1892 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
1893 (LOOP_ALIGN): Default to align_loops_log.
1894 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
1895 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
1896 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
1897 * varasm.c (assemble_start_function): Handle align_functions.
1899 * config/sparc/sparc.h: Don't declare sparc_align_*.
1900 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
1901 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
1903 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
1905 * config/sparc/sparc.c: Delete sparc_align_loops,
1906 sparc_align_jumps, sparc_align_funcs and the corresponding string
1908 (sparc_override_options): Default align_functions on ultrasparc.
1909 Delete -malign-* handling.
1911 * config/mips/mips.c (override_options): On 64-bit targets,
1912 try to align code to 64-bit boundaries.
1913 (print_operand): New substitution, %~,
1914 which aligns labels to align_labels_log.
1915 * config/mips/mips.md (div_trap_normal): Use %~.
1916 (div_trap_mips16): Likewise.
1921 (ashldi3_internal): Likewise.
1922 (ashrdi3_internal): Likewise.
1923 (lshrdi3_internal): Likewise.
1924 (casesi_internal): Likewise.
1926 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
1928 Merge new ia32 backend from the branch!
1930 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
1931 See ChangeLog.P2 on new_ia32_branch for details.
1933 * rtl.h (stack_regs_mentioned_p): Delete prototype.
1934 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
1935 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1936 * i386/gas.h (ASM_FILE_START): Define.
1937 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
1938 for name change of ix86_valid_decl_attribute_p.
1939 (i386_pe_valid_type_attribute_p): Similarly.
1941 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
1943 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
1944 to step through CC modes.
1946 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1948 * regmove.c (fixup_match_1): Don't move INSN in front of P if
1949 it would end up in the shadow of a live flags regsiter.
1951 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1953 * reload1.c: Fix many indentation problems.
1954 * reload.c: Likewise.
1956 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
1958 * alias.c (non_local_reference_p): Constify fmt.
1960 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
1962 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
1964 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
1966 * cse.c (delete_trivially_dead_insns): Do not delete stores to
1967 the internal_arg_pointer.
1969 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
1971 Merge peephole2 from new_ia32_branch:
1972 * Makefile.in (STAGESTUFF): Add *.peephole2.
1973 (mostlyclean): Likewise.
1974 (recog.o): Depend on resource.h.
1976 * final.c (peephole): Conditionalize decl on HAVE_peephole.
1977 (final_scan_insn): Likewise for the invocation of peephole.
1978 * genconfig.c (main): Look for peephole and peephole2 patterns.
1979 Emit HAVE_peephole* accordingly.
1980 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
1981 * flags.h (flag_peephole2): Declare.
1982 * toplev.c: New pass peephole2. New flag -fpeephole2.
1984 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
1985 * gencodes.c (main): Likewise.
1986 * genextract.c (main): Likewise.
1987 * genoutput.c (main): Likewise.
1988 * genemit.c (max_operand_1): Look for the max scratch operand.
1989 (gen_rtx_scratch): New.
1990 (gen_exp): Use it, and pass on new arg subroutine_type.
1991 (gen_expand): Take max scratch into account.
1992 (gen_split): Emit peephole2 functions.
1993 (output_peephole2_scratch): New.
1994 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
1995 * genrecog.c (routine_type): Add PEEPHOLE2.
1997 (make_insn_sequence): Match outer parallel for peep2. Discard
1998 top level scratches and dups.
1999 (add_to_sequence): New args insn_type and top. Update all callers.
2000 Handle toplevel peep2 matching insns.
2001 (write_subroutine): Handle peep2.
2002 (write_tree_1): Likewise.
2003 (write_tree): Likewise.
2005 (change_state): New arg afterward. Update all callers.
2006 Handle matching separate insns.
2007 * recog.c (recog_next_insn): New.
2008 (peephole2_optimize): New.
2009 * rtl.def (DEFINE_PEEPHOLE2): New.
2010 * resource.c (find_free_register): New argument last_insn. Use it
2011 to find a register available through the entire span.
2012 * resource.h (find_free_register): Update prototype.
2014 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
2016 * i386.c (output_strlen_unroll): Don't write xops[7]
2017 label if it wasn't set.
2019 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
2021 * cpplib.c (struct directive): Const-ify name pointer and
2022 function pointer prototype.
2023 (validate_else, do_define, do_line, do_include, do_undef,
2024 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
2025 do_elif, do_endif, do_sccs, do_assert, do_unassert,
2026 do_warning): Const-ify second arg.
2027 (directive_table): Mark const. Reorder entries by frequency
2028 of usage, record statistics.
2030 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
2032 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
2033 bounds- check RTL accesses if --enable-checking.
2034 (RTVEC_ELT): Bounds check if --enable-checking.
2035 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
2036 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
2037 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
2039 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2040 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
2042 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
2043 (NOTE_SOURCE_FILE): Use X0STR.
2044 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
2045 MEM_ALIAS_SET): Use X0INT.
2046 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
2047 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
2049 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
2050 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
2051 (rtl_check_failed_bounds, rtl_check_failed_type1,
2052 rtl_check_failed_type2, rtvec_check_failed_bounds): New
2054 (fancy_abort): Fix comment.
2056 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
2057 (cse_insn): Decrement LABEL_NUSES for jump target before
2059 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
2060 * final.c (alter_subreg): Compute regno before changing x to
2061 REG; set REGNO(x) after changing it.
2062 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
2063 notes containing CONST_INTs.
2064 (delete_eh_regions): Use NOTE_EH_HANDLER.
2065 * function.c (put_reg_into_stack): Make reg a MEM before
2067 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
2069 (gen_mem_addressof): Make reg a MEM before initializing it.
2070 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
2072 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
2073 deleting an insn, not after.
2074 (block_alloc): Only look at PATTERN(insn) if we have to, and
2075 only if it's format class 'i'.
2076 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
2077 CONST_INT before using its INTVAL.
2078 * print-rtl.c (print_rtx): Use X0STR.
2079 * regmove.c (fixup_match_1): Don't look at PATTERN of
2080 non-class-'i' insn chain elements.
2081 * reload.c (loc_mentioned_in_p): Take address of
2082 in->fld[1].rtx directly.
2083 * reload1.c (reload): Change reg to a MEM before initializing
2085 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
2087 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
2089 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
2091 * config/mips/mips.c (machine_dependent_reorg): Force a
2092 barrier to output the local constant pool if a barrier hasn't
2093 been found at a natural point in the instruction stream.
2095 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2097 * c-parse.in (language_string): Constify.
2099 * dwarf2out.c (language_string): Remove declaration.
2101 * dwarfout.c (language_string): Likewise.
2103 * toplev.c (language_string, init_parse, finish_parse): Likewise.
2105 * tree.h (language_string, init_parse, finish_parse): Declare.
2107 * i386/sun386.h (language_string): Remove declaration.
2109 * mips.h (language_string): Likewise.
2111 * nextstep.h (language_string): Likewise.
2113 * nextstep21.h (language_string): Likewise.
2115 * rs6000.c (language_string): Likewise.
2117 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2119 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
2120 (getpwd.o): Remove target.
2122 * getpwd.c: Delete file. Its in libiberty now.
2124 * dbxout.c (getpwd): Don't prototype.
2125 * dwarf2out.c (getpwd): Likewise
2126 * dwarfout.c (getpwd): Likewise
2127 * final.c (getpwd): Likewise.
2128 * protoize.c (getpwd): Likewise.
2130 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2132 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
2134 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2136 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
2139 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
2141 * fixinc/Makefile.in (subdir): New.
2142 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
2145 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
2147 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
2148 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
2151 * invoke.texi: Fix typo.
2153 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
2154 changed. Handle autoincrement addressing modes.
2156 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
2157 just like we would the virtual incoming args register when
2160 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
2162 * rs6000.h (ASM_FILE_START): Specify complete filename, including
2163 path, in .file directive.
2165 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
2167 * gcc.texi (External Bugs): Remove obsolete note about Perl on
2170 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
2172 * stdbool.h: Make the typedef name _Bool, with bool a #defined
2175 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * tree.c (tree_code_name): Constify a char*.
2179 * tree.h (tree_code_name, decl_printable_name): Likewise.
2181 * function.h (struct function): Likewise.
2183 * toplev.c (decl_name, decl_printable_name): Likewise.
2185 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
2187 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
2188 (init_objc): Remove function pointer cast.
2190 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2192 * pa.md (interspace_jump): New pattern.
2193 (builtin_longjmp): New expander.
2195 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
2197 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
2198 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
2199 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
2201 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
2203 * jump.c (delete_prior_computation): Also check calls
2204 to constant functions. Don't bother checking for a
2205 REG_UNUSED note before adding it.
2206 (delete_computation): Handle multi-word hard registers
2207 when synthesizing missing REG_DEAD notes for a register
2208 which is both set and used by an insn.
2210 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2212 * loop.c (this_loop_info): New variable.
2213 (loop_has_call, loop_has_volatile, loop_has_tablejump,
2214 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
2216 (prescan_loop, strength_reduce): New argument loop_info. All callers
2218 (scan_loop): New variable loop_info, initialise to address of
2220 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
2221 Delete variable loop_has_multiple_exit targets and replace with
2222 field in this_loop_info.
2223 (find_and_verify_loops): Rename this_loop to this_loop_num.
2224 (strength_reduce): Delete loop_iteration_info. Replace variable
2225 loop_info with function argument of same name.
2226 (insert_bct): Rework test for loop being completely unrolled.
2228 * loop.h (struct loop_info): New fields num, loops_enclosed,
2229 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
2230 has_indirect_jump, and cont. Redefine use of unroll_number.
2231 (loop_unroll_number): Delete.
2233 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
2235 (loop_iterations): Delete variable vtop and instead use
2236 loop_info->vtop computed in prescan_loop.
2238 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
2240 * fix-header.c (main): Do not pass a null pointer to strcmp.
2242 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
2244 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
2246 * configure: Rebuilt.
2248 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
2250 * jump.c (jump_optimize_1): Do not delete assignments to
2251 internal_arg_pointer.
2252 * cse.c (delete_trivially_dead_insns): Always consider a set of
2253 the internal_arg_pointer live.
2255 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
2257 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
2258 (update_life_info) [REG_WAS_0]: Search the original insns rather
2259 than the new insns for the note. Fix typos finding note_dest.
2260 If no dest found, discard the note rather than abort.
2261 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
2262 (replace_insns): Remove the old insn list after update_life_info
2265 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
2267 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
2269 (sched_analyze_1): Let add_dependence care for not adding dups.
2270 (sched_analyze_2): Likewise.
2271 (add_branch_dependences): Likewise.
2273 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
2275 * i386/winnt.c (export_list): New type.
2276 (exports_head): Rename to
2277 (export_head): this.
2278 (i386_pe_record_exported_symbol): Add is_data flag.
2279 (i386_pe_asm_file_end): Emit directive for exported variables.
2280 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
2282 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
2283 (ASM_DECLARE_OBJECT_NAME): Likewise.
2284 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2285 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2287 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
2289 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
2291 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
2294 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
2296 * config/openbsd.h: Define SET_ASM_OP.
2297 * tm.texi: cross-reference SET_ASM_OP in the index.
2299 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
2301 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
2302 for a CONST_DOUBLE, at compile time. Initialize rtx_length
2303 and class_narrowest_mode at compile time. Kill init_rtl.
2304 Mark rtx_length, mode_class, mode_size, mode_unit_size,
2305 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
2306 rtx_format as const. Kill all references to EXTRA_CC_MODES or
2308 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
2310 * rtl.h: Declare rtx_length and rtx_format as const.
2311 * machmode.def: Define CC(). Use CC() to define CCmode. If
2312 EXTRA_CC_MODES is defined, expand it here.
2313 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
2314 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
2315 const. Kill all references to EXTRA_CC_MODES.
2317 * toplev.c: Don't prototype or call init_rtl.
2318 * optabs.c: Don't call init_mov_optab.
2319 * genemit.c: Don't generate init_mov_optab. Don't call
2321 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
2323 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
2324 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
2325 genrecog.c: Don't call init_rtl.
2327 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
2328 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
2329 definition of EXTRA_CC_MODES.
2331 * md.texi: Kill ref to EXTRA_CC_NAMES.
2332 * tm.texi: Document new way to define EXTRA_CC_MODES.
2334 * genrecog.c: Do not look up the name of a define_split.
2337 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
2339 * config/v850/v850.md: Fix typo introduced by previous delta.
2341 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2343 * gcc.c (fatal): Make definition static to match prototype.
2345 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2347 * combine.c (get_last_value): Don't look for earlier sets if the last
2348 known set is somewhere in between the insns being combined.
2350 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
2352 * configure.in: Don't use shell ! to negate exit codes
2353 * configure: Regenerate
2355 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
2357 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
2358 the fact that ALIGN is measured in bits, not bytes.
2360 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
2362 * errors.c: New file; defines functions error, warning, and
2363 fatal, variables have_error and progname.
2364 * errors.h: New file; prototypes and decls for stuff in errors.c.
2366 * Makefile: Add rules to build errors.o and
2367 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
2368 genopinit, genrecog, genextract, genpeep, genattr, and
2369 genoutput with errors.o. Add errors.h to deps of genconfig.o,
2370 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
2371 genpeep.o, genattr.o, and genoutput.o.
2373 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
2374 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
2375 define or prototype fatal. Set progname at beginning of main.
2376 * genoutput.c: Likewise, and don't define or prototype error
2379 * c-typeck.c (c_expand_start_case): Return immediately if exp
2381 * fold-const.c (operand_equal_p): Return immediately if arg1
2382 or arg0 are ERROR_MARKs.
2383 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
2384 fields of type ERROR_MARK when calculating if the record can
2387 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
2388 with much help from Jeffrey A Law and Richard Henderson
2390 * i386.md: In the 6 insns which call output_fix_trunc,
2391 earlyclobber operands[0].
2393 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
2395 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
2396 creating new registers.
2398 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
2400 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
2401 i386_reg_alloc_order, i386_regparm_string,
2402 i386_align_loops_string, i386_align_jumps_string,
2403 i386_align_funcs_string, i386_preferred_stack_boundary_string,
2404 and i386_branch_cost_string as type "const char *".
2405 * i386.c: Define all above strings as type "const char *".
2407 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
2409 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
2410 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2412 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2414 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2415 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2417 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2419 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2420 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2421 (dwarf2out_line, dwarf2out_finish): Likewise.
2422 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2424 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2426 * tree.c (lang_unsave_expr_now) : Correct return type.
2427 * tree.h (lang_unsave_expr_now) : Same.
2429 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2431 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2432 instead of duplicating code.
2434 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2436 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2438 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2440 * tree.h: fancy_abort always takes three args.
2441 * resource.c: Move include of system.h before toplev.h.
2443 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2445 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2448 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2450 * system.h: Don't redefine abort or trim_filename.
2451 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2452 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2453 whether or not __FUNCTION__ is available.
2454 * tree.h: Duplicate rtl.h's definition of abort, for files
2455 that don't include rtl.h. Delete all code to perform type
2456 checking with a compiler other than GCC.
2457 * varray.h: Delete all code to perform type checking with a
2458 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2459 its arguments exactly once, using a statement expression.
2460 Adjust the VARRAY_<type> accessor macros to match.
2461 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2462 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2463 caller's location. Define fatal_insn and fatal_insn_not_found
2464 as macros that use _fatal_insn and _fatal_insn_not_found.
2465 (fancy_abort, trim_filename): Kill prototypes.
2467 * rtl.c (trim_filename): Move here from toplev.c.
2468 (fancy_abort): New function.
2469 (DIR_SEPARATOR): Provide default definition.
2470 * tree.c (tree_check_failed, tree_class_check_failed): Go
2471 through fancy_abort.
2472 (tree_check, tree_class_check, cst_or_constructor_check,
2473 expr_check): Delete.
2474 * varray.c (varray_check_failed): New function.
2475 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2476 _fatal_insn and _fatal_insn_not_found. Go through
2478 (trim_filename, fancy_abort): Delete.
2480 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2481 * except.c (start_catch_handler): Report ICE with error/abort
2483 * final.c (output_operand_lossage): Likewise.
2484 * flow.c (verify_flow_info): Likewise.
2486 * gcc.c: Prototype fatal.
2487 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2488 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2489 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2490 Don't define fancy_abort.
2492 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
2494 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
2497 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
2499 * m88k.h (VERSION_INFO2): Kill.
2500 (VERSION_STRING): Kill.
2502 (VERSION_INFO1): Tidy.
2503 (TARGET_VERSION): Update.
2504 * m88k/dgux.h (VERSION_INFO2): Kill.
2505 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
2506 * m88k/luna.h (VERSION_INFO1): Tidy.
2507 * m88k/sysv4.h (VERSION_INFO1): Likewise.
2508 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
2509 (output_file_start): Adjust for death of VERSION_STRING.
2511 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
2513 * cpplib.c (detect_if_not_defined): New function.
2514 (do_if): Use it to detect potential once-only headers.
2516 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
2518 * c-common.c (combine_strings): Always set TREE_CONSTANT.
2520 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
2522 * combine.c (nonzero_bits) : Allow single-ly set registers to be
2523 anywere in the function only if they are pseudos and set before
2524 being used (not live at the start of the function).
2525 (num_sign_bit_copies) : Same.
2526 (get_last_value_validate) : Same.
2527 (get_last_value) : Same.
2529 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
2531 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
2532 where N and M are constant and N is an integer multiple of M.
2534 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2536 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
2537 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2538 sbitmap_union_of_preds): Add prototypes.
2539 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
2540 the intersection of successors with the new flow graph structures.
2541 (sbitmap_intersection_of_preds): New function to compute the
2542 intersection of predecessors with the new flow graph structures.
2543 (sbitmap_union_of_succs): New function to compute the union of
2544 successors with the new flow graph structures.
2545 (sbitmap_union_of_preds): New function to compute the union of
2546 predecessors with the new flow graph structures.
2547 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
2548 (expr_reaches_here_p): Use edge and basic_block structures instead
2549 of s_preds and s_succs.
2550 (compute_cprop_avinout): Use new sbitmap routines.
2551 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
2552 of s_preds and s_succs.
2553 * flow.c (compute_flow_dominators): Compute dominators using
2554 edges and basic blocks instead of s_preds and s_succs.
2556 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2558 * lists.c (unused_insn_list, unused_expr_list): New file for
2559 maintaining various types of lists. New statics for maintaining a
2560 cache of available INSN_LIST and EXPR_LIST nodes.
2561 (free_list): Static function for freeing a list of INSN/EXPR nodes.
2562 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
2563 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
2564 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
2565 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
2566 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
2567 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
2568 (free_INSN_LIST_node): Free an individual INSN_LIST node.
2569 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
2570 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
2571 (remove_dependence, free_pending_lists): Use new global routines.
2572 (flush_pending_lists, sched_analyze_insn): Use new global routines.
2573 (sched_analyze, compute_block_backward_dependences): Use new routines.
2574 (sched_analyze_1, sched_analyze_2): Use new routines.
2575 (schedule_insns): Use new global routines.
2576 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
2578 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
2579 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
2581 * toplev.c (rest_of_compilation): Initialize node cache.
2582 * Makefile.in (OBJS): Add lists.o to list of object files.
2583 (lists.o): Add dependancies.
2585 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
2587 * config/v850/v850.md: Fix compile time warning messages.
2588 * config/v850/v850.c: Fix compile time warning messages.
2589 * config/v850/v850.h: Fix compile time warning messages.
2591 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
2594 Remove unused prototype for `init_lengths'.
2596 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2598 * calls.c (emit_call_1): Mark parameter `stack_size' with
2600 (expand_call): Initialize variable `insn'.
2601 (emit_library_call): Likewise for variable `high_to_save'.
2602 (emit_library_call_value): Likewise.
2603 (store_one_arg): Likewise for variables `lower_bound' and
2606 * combine.c (try_combine): Likewise for variables `i2_code_number'
2607 and `other_code_number'.
2608 (find_split_point): Likewise for variables `pos', `unsignedp' and
2610 (simplify_if_then_else): Likewise for variables `op' and `c1'.
2611 (simplify_and_const_int): Remove unused variable `width'.
2612 (merge_outer_ops): Likewise.
2614 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
2615 HOST_WIDE_INT' when comparing against one.
2616 (simplify_relational_operation): Likewise.
2617 (cse_insn): Initialize variables `src_eqv_volatile',
2618 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
2620 * final.c (init_final): Constify parameter `filename'.
2621 (final_start_function): Mark parameter `optimize' with
2623 (profile_function): Likewise for parameters `first' and `optimize'.
2624 (output_source_line): Likewise for parameter `file'.
2626 * integrate.c (subst_constants): Cast a value to `size_t' when
2627 comparing against one.
2628 (mark_stores): Initialize variable `mode'. Cast a value to
2629 `size_t' when comparing against one.
2631 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
2633 * loop.c (move_movables): Initialize variable `first'.
2634 (strength_reduce): Likewise for variable `increment'.
2635 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
2636 value to `size_t' when comparing against one.
2637 (load_mems): Initialize variable `end_label'.
2639 * output.h (init_final): Constify parameter.
2641 * reload.c (decompose): Initialize variable `base'.
2643 * reload1.c (reload): Likewise for variable `is_scalar'.
2644 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
2645 (choose_reload_regs): Initialize variable `mode'.
2646 (emit_reload_insns): Likewise for variable `store_insn'.
2647 (reload_cse_noop_set_p): Mark parameter `insn' with
2649 (reload_combine): Initialize variable `set'.
2651 * unroll.c (unroll_loop): Likewise for variable `local_label'.
2652 (copy_loop_body): Cast a value to `size_t' when comparing against
2655 * varasm.c (assemble_variable): Initialize variable `size_tree'.
2656 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
2657 (remove_from_pending_weak_list): Mark parameter `name' with
2660 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2662 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
2665 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
2667 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
2668 (ASM_DECLARE_FUNCTION_NAME): Define.
2669 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
2670 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
2671 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
2672 not already defined.
2674 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2676 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
2677 of n_popped when call/call_value are not defined.
2679 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
2681 * tm.texi: GNU CC -> GCC conversion.
2682 (CC1_SPEC): Indicate it is used for all language front ends.
2684 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
2686 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
2687 NOTE_INSN_EH_REGION_END correctly.
2689 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2690 Jeff Law <law@cygnus.com>
2692 * loop.c (strength_reduce): Automatically unroll loops if the
2693 unrolled loop size is smaller than the rolled loop size.
2695 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
2696 and delete comment that code should be rewritten.
2698 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
2700 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
2703 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
2705 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
2707 * fixinc/mkfixinc.sh: Don't fix uwin headers.
2708 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
2709 (LINK_SPEC): Add -u _main when building executables.
2710 (ASM_DECLARE_FUNCTION): Update from Cygwin.
2711 (ASM_FILE_END): Use the default for ix86-pe.
2712 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
2714 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
2716 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
2717 and ASM_CLOSE_PAREN are empty strings.
2719 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
2720 Geoffrey Keating <geoffk@cygnus.com>
2722 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
2723 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
2724 (unprotoize.o): Ditto.
2725 (test-protoize-simple): Don't define STD_PROTO_DIR.
2726 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
2727 changes to make 'test-protoize-simple' pass.
2728 (STD_PROTO_DIR): Remove define.
2729 (STANDARD_EXEC_PREFIX): Supply default define.
2730 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
2731 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
2732 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
2733 (GET_ENV_PATH_LIST): New macro.
2734 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
2735 (do_processing): Initialize default_syscalls_dir using new
2736 macros. Use it to initialize syscalls_absolute_filename.
2738 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
2740 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
2741 B into a register before emit_conditional_move.
2743 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
2745 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
2746 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
2747 multiplicand out of (+ (* a b) (* c d)).
2749 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
2750 Richard Henderson <rth@cygnus.com>
2752 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
2753 (new_insn_dead_notes): Likewise.
2754 (update_n_sets): Likewise.
2755 (update_flow_info): Move to flow.c, renamed to update_life_info;
2756 extend to handle multiple source insns.
2757 * flow.c: Include resource.h
2758 (unlink_insn_chain): New.
2759 (split_hard_reg_notes): New.
2760 (maybe_add_dead_note): New.
2761 (maybe_add_dead_note_use): New.
2762 (find_insn_with_note): New.
2763 (new_insn_dead_notes): New.
2764 (update_n_sets): New.
2765 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
2766 (maybe_remove_dead_notes): New.
2767 (update_life_info): New.
2768 (prepend_reg_notes): New.
2769 (replace_insns): New.
2770 * output.h (update_life_info): Declare.
2771 * recog.c (split_block_insns): Use update_life_info.
2772 * resource.c (find_free_register): Use reg_alloc_order, don't use
2773 fixed regs, make sure the mode is supported, don't use new regs.
2775 * rtl.h (replace_insns): Declare.
2777 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
2779 * expr.c (expand_expr): Cope with COND_EXPRs with one
2780 non-returning branch.
2782 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
2784 * expr.c (store_expr): Always pass down the target, even when not
2787 1999-08-24 Nick Clifton <nickc@cygnus.com>
2789 * configure.in: Define target_cpu_default for v850 targets.
2790 * configure: Regenerate
2792 * config/v850/v850.h (TARGET_CPU_generic): Define.
2793 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
2794 addresses are 4 byte aligned.
2796 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
2799 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2801 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
2802 (main): Add prototypes.
2804 * genattrtab.c (substitute_address, write_const_num_delay_slots,
2805 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
2806 (write_attr_get): Emit prototypes along with function definition.
2807 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
2808 (write_complex_function): Emit static prototype along with
2809 function definition.
2811 * genemit.c (gen_split): Emit prototypes along with function
2814 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
2815 Likewise for predicates and `insn_operand_predicate'.
2816 (process_template): Emit static prototype along with function
2819 * genrecog.c (make_insn_sequence): Constify a char*. Add
2820 prototypes for get_split_*().
2821 (write_subroutine): Emit prototypes along with function
2824 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2826 * gcse.c (find_avail_set): Follow chains of register-register copies.
2827 Use oprs_not_set_p to guarantee that the returned value can be
2829 (cprop_insn): Don't verify the return value of find_avail_set with
2832 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
2833 (cprop_cc0_jump): New function.
2834 (cprop_insn): Break out new function cprop_jump and use it.
2835 Also use cprop_cc0_jump for machines with CC0.
2836 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
2838 * tree.h (current_function_calls_setjmp,
2839 current_function_calls_longjmp): Delete declarations.
2840 * dsp16xx.c: Include "function.h".
2841 * elxsi.c: Likewise.
2842 * gmicro.c: Likewise.
2843 * h8300.c: Likewise.
2846 * mn10200.c: Likewise.
2847 * mn10300.c: Likewise.
2848 * ns32k.c: Likewise.
2852 * rtl.h (rtx_equal_function_value_matters): Declare.
2853 * toplev.c (rtx_equal_function_value_matters): Don't declare.
2855 * function.c: Likewise.
2856 * emit-rtl.c: Likewise.
2858 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
2860 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
2863 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2865 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
2868 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
2870 * cpp.texi: Add a node documenting macro varargs (copied
2873 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
2875 * cppspec.c: Put a null pointer at the end of the new argv.
2877 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
2879 * configure.in: Remove code to select/de-select the haifa
2880 scheduler. Every scheduled port gets haifa now.
2881 * configure: Rebuilt.
2882 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
2884 * Makefile.in: Corresponding changes.
2886 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2888 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
2889 All callers changed.
2890 (prepare_float_lib_cmp): Likewise.
2891 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
2892 * expr.h (emit_float_lib_cmp): Delete declaration.
2893 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
2894 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
2895 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
2897 (cmptf): Now conditional on TARGET_HARD_QUAD.
2899 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
2901 * resource.c (mark_target_live_regs): Use
2902 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2904 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2906 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
2908 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
2910 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
2912 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * rtl.h (rtx_format): Constify a char*.
2916 * rtl.c (rtx_format): Likewise.
2917 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
2918 (init_rtl): Use accessor macro, not `rtx_format'.
2920 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
2923 * caller-save.c (mark_referenced_regs): Likewise.
2925 * combine.c (subst, make_compound_operation, known_cond,
2926 gen_rtx_combine, update_table_tick, get_last_value_validate,
2927 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
2929 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
2930 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
2931 count_reg_usage): Likewise.
2933 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
2936 * final.c (leaf_renumber_regs_insn): Likewise.
2938 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
2939 dump_edge_info, count_reg_references): Likewise.
2941 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
2942 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
2945 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
2946 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
2947 add_label_notes): Likewise.
2949 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
2950 clear_struct_flag, count_sub_rtxs, count_alternatives,
2951 compares_alternatives_p, contained_in_p, walk_attr_value,
2952 write_expr_attr_cache): Likewise.
2954 * genconfig.c (walk_insn_part): Likewise.
2956 * genemit.c (max_operand_1, gen_exp): Likewise.
2958 * genextract.c (walk_rtx): Likewise.
2960 * genflags.c (num_operands): Likewise.
2962 * genoutput.c (scan_operands): Likewise.
2964 * genpeep.c (match_rtx): Likewise.
2966 * genrecog.c (add_to_sequence): Likewise.
2968 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
2971 * integrate.c (save_constants, copy_for_inline,
2972 copy_rtx_and_substitute, subst_constants, restore_constants):
2975 * jump.c (mark_jump_label, invert_exp, redirect_exp,
2976 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
2978 * local-alloc.c (contains_replace_regs, memref_referenced_p):
2981 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
2982 add_label_notes, replace_call_address, count_nonfixed_reads,
2983 invariant_p, find_single_use_in_loop, find_mem_givs,
2984 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
2987 * print-rtl.c (reg_names, print_rtx): Likewise.
2989 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
2991 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
2992 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
2993 print_blocks): Likewise.
2995 * regclass.c (fix_register, record_address_regs,
2996 reg_scan_mark_refs): Likewise.
2998 * regmove.c (stable_but_for_p): Likewise.
3000 * reload.c (loc_mentioned_in_p, operands_match_p,
3001 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
3002 copy_replacements, refers_to_regno_for_reload_p,
3003 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
3004 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
3007 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
3008 delete_address_reloads_1, count_occurrences,
3009 reload_cse_mem_conflict_p, reload_combine_note_use,
3010 add_auto_inc_notes): Likewise.
3012 * resource.c (mark_referenced_resources, mark_set_resources):
3015 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
3016 reg_mentioned_p, regs_set_between_p, modified_between_p,
3017 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
3018 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
3019 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
3020 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
3022 * sched.c (sched_analyze_2, attach_deaths): Likewise.
3024 * stupid.c (stupid_mark_refs): Likewise.
3026 * unroll.c (remap_split_bivs): Likewise.
3028 * varasm.c (mark_constants): Likewise.
3030 * a29k/a29k.c (uses_local_reg_p): Likewise.
3032 * alpha/alpha.c (summarize_insn): Likewise.
3034 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
3035 eliminate_lr2ip): Likewise.
3037 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
3039 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
3040 reg_mentioned_in_mem): Likewise.
3042 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
3043 symbolic_reference_mentioned_p): Likewise.
3045 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
3047 * sh/sh.c (regs_used, mark_use): Likewise.
3049 * vax/vax.c (vax_rtx_cost): Likewise.
3051 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3053 * machmode.h (mode_name): Constify a char*.
3055 * rtl.c (mode_name): Likewise.
3057 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
3059 * optabs.c (init_libfuncs): Constify a char*.
3061 * print-tree.c (mode_name): Remove redundant declaration.
3062 (print_node): Use accessor macro, not `mode_name'.
3064 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
3066 (new_spill_reg): Constify a char*.
3068 * tree.c (mode_name): Remove redundant declaration.
3070 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3072 * rtl.c (rtx_name): Constify a char*.
3074 * rtl.h (rtx_name, fix_sched_param): Likewise.
3076 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
3077 (mypr): Use accessor macro, not `rtx_name'.
3079 * genemit.c (print_code): Constify a char*.
3081 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
3083 * genpeep.c (print_code): Constify a char*.
3085 * genrecog.c (print_code): Likewise.
3087 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
3088 end_bb): Add static prototype.
3089 (draw_edge): Constify a char*.
3090 (end_bb): Remove unused parameter.
3092 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
3093 print_block_visualization): Constify a char*.
3095 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
3097 * c-common.c (c_get_alias_set): Update comment.
3099 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3101 * linux.h (LIB_SPEC): Added.
3103 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3105 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
3107 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
3109 * tree.c (expr_check): Fix typo in last change.
3111 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
3113 * rtl.def (NOTE): Change format to "iuu0n".
3114 (ADDR_DIFF_VEC): Change format to "eEee0".
3115 (ADDRESSOF): Change format to "eit".
3117 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
3118 (RTVEC_ELT): Change to match.
3119 (XVECEXP): Use XVEC and RTVEC_ELT.
3120 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
3121 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
3122 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
3123 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
3124 TRAP_CONDITION, TRAP_CODE): Use XEXP.
3125 (INTVAL): Use XWINT.
3126 (ADDRESSOF_DECL): Use XTREE.
3127 (SET_ADDRESSOF_DECL): Delete.
3128 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
3129 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
3130 ifdefed out since 2.6 at least.
3131 (gen_rtvec_vv): Delete prototype.
3133 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
3135 (copy_most_rtx): Handle 't' format letter.
3136 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
3137 (gen_rtvec_vv): Delete function. All callers changed to use
3138 gen_rtvec_v instead.
3139 * print-rtl.c (print_rtx): Move special casing of NOTEs to
3140 the '0' format letter.
3142 * function.c (gen_mem_addressof): Don't use
3143 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
3145 * integrate.c (copy_rtx_and_substitute): Likewise.
3146 Copy 't' slots with XTREE.
3147 (subst_constants): Treat 't' slots like '[swi]' slots.
3148 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
3149 * jump.c (rtx_equal_for_thread_p): Likewise.
3150 * rtlanal.c (rtx_equal_p): Likewise.
3151 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
3152 only four arguments.
3153 * gengenrtl.c (type_from_format): Provide correct types for
3157 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
3158 If a recent gcc is in use (always in stage2 and beyond), use
3159 statement expressions, so we don't make a function call unless
3160 the check fails. Evaluate arguments exactly once.
3161 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
3162 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
3164 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
3165 they evaluate their arguments exactly once, irrespective of
3166 the compiler in use.
3168 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
3169 is used by the currently-enabled check macros. This is:
3170 (tree_check_failed, tree_class_check_failed): For gcc.
3171 (tree_check, tree_class_check, cst_or_constructor_check,
3172 expr_check): For other compilers.
3174 * gencheck.c: Do not define any *_CHECK1 macros.
3176 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
3177 Mark Mitchell <mark@codesourcery.com>
3179 * c-common.c (c_get_alias_set): Fix support for poitners and
3182 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
3184 * alias.c: Include tree.h.
3185 (nonlocal_reference_p, mark_constant_function): New functions.
3186 * flow.c (life_analysis): Call mark_constant_function.
3187 * rtl.h (mark_constant_function): Declare it.
3189 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
3191 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
3192 unrecognisable switches.
3194 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3196 * loop.c (recombine_givs): Set ix field after sorting.
3197 (recombine_givs): Remove bogus index / giv lockstep looping.
3199 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3201 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
3203 (emit_store_flag_force): Use do_compare_rtx_and_jump.
3204 (do_cmp_and_jump): Formatting fixes.
3205 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
3206 do_compare_rtx_and_jump instead of compare_from_rtx.
3207 (do_compare_rtx_and_jump): New function; mostly copied from
3209 (do_jump_for_compare): Delete.
3210 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
3212 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
3213 of compare/do_jump_for_compare pairs.
3214 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
3215 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
3216 compare_from_rtx/do_jump_for_compare pairs.
3217 (do_jump_by_parts_equality): Likewise.
3218 (do_jump_by_parts_equality_rtx): Likewise.
3219 * expr.h (do_compare_rtx_and_jump): Declare.
3220 * optabs.c (prepare_cmp_insn): New function, contains most of the code
3221 that used to be in emit_cmp_insn.
3222 (cmp_available_p): New function.
3223 (prepare_operand): New function.
3224 (emit_cmp_and_jump_insn_1): New function, contains some code that used
3225 to be in emit_cmp_insn.
3226 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
3227 parameters to be pointers; don't emit final compare but modify some of
3228 the values pointed to by the args so the caller can perform the
3230 (expand_binop): Call emit_store_flag_force with signed forms of
3232 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
3233 emit_jump_insn pair.
3234 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
3235 emit_cmp_and_jump_insn_1. Call emit_queue.
3236 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
3238 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
3239 jump sets cc0 before deleting it.
3240 * integrate.c (expand_inline_function): Likewise.
3241 * unroll.c (unroll_loop): Similar changes in several places.
3242 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
3245 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3247 * Makefile.in (insn-recog.o): Update dependencies.
3248 * genrecog.c (main): Make generated file include "function.h".
3250 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
3252 * cse.c (cse_insn): Call never_reached_warning when a jump is
3253 changed to be unconditional.
3254 * flags.h: Declare warn_notreached.
3255 * flow.c (delete_block): Call never_reached_warning when
3257 * jump.c (delete_barrier_successors): Call never_reached_warning
3258 when we delete everything after a BARRIER.
3259 (never_reached_warning): New function.
3260 * rtl.h: Declare never_reached_warning.
3261 * toplev.c (warn_notreached): New variable.
3262 (lang_independent_options): Set warn_notreached
3263 when -Wunreachable-code.
3264 (compile_file): We need line numbers for -Wunreachable-code.
3266 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
3268 * haifa-sched.c (insn_unit): Fix typo on out of range test.
3269 * sched.c (insn_unit): Likewise.
3271 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
3273 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
3275 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3277 * flow.c (create_edge_list): Use xmalloc, not malloc.
3279 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
3281 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
3282 C-style comments. Do not lose the character before double slash.
3284 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3286 * basic-block.h (struct edge_list): Stucture to maintain a vector
3288 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
3289 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
3290 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
3291 New function prototypes.
3292 * flow.c (create_edge_list): Function to create an edge list.
3293 (free_edge_list): Discards memory used by an edge list.
3294 (print_edge_list): Debug output showing an edge list.
3295 (verify_edge_list): Internal consistency check for an edge list.
3296 (find_edge_index): Function to find an edge index for a pred and succ.
3298 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
3300 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
3303 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
3305 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
3307 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3309 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3311 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
3313 * toplev.c (rest_of_compilation): Allow machine dependent
3314 reorganisation pass to place information into the RTL dump
3315 file if it so wishes.
3317 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
3319 * explow.c (hard_function_value): Use VOIDmode instead of
3321 * stmt.c (expand_return): Likewise.
3322 * stor-layout.c (get_best_mode): Likewise.
3324 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
3325 emit call instead of emit_insn call.
3327 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3329 * configure.in: Handle --disable/enable-win32-registry.
3330 * install.texi: Document --disable/enable-win32-registry.
3331 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
3332 (WIN32_REGISTRY_KEY): New macro.
3333 * prefix.c: Use to enable/disable win32-specific code.
3334 (lookup_key): Use versioned key.
3335 * configure: Regenerate.
3336 * config.in: Likewise.
3338 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
3340 * cpplib.c (read_line_number): New fn, split out of...
3343 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3345 tree.c (lang_unsave_expr_now) : New.
3346 (unsave_expr_now): Call lang_unsave_expr_now.
3347 tree.h (lang_unsave_expr_now) : New.
3349 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
3351 * toplev.c (flag_new_exceptions): On by default.
3353 1999-08-13 Michael Meissner <meissner@cygnus.com>
3355 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
3357 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3359 * dwarfout.c (fundamental_type_code): Return FT_boolean for
3360 INTEGER_TYPE with precision==1, it's __java_boolean.
3362 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3364 * global.c (prune_preferences): Move some invariants out of the
3367 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
3369 * configure.in (alpha*-dec-osf*): Add osf5.
3371 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
3373 * configure.in: Rework handling of ARM GNU/Linux slightly.
3374 (arm*-*-linux-gnuoldld): New target.
3375 * configure: Regenerate.
3376 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
3377 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
3378 * config/arm/linux-oldld.h: New file.
3379 * config/arm/linux-elf26.h: Don't include linux-elf.h.
3380 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
3382 * config/arm/linux-elf.h (ASM_SPEC): Define.
3383 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
3384 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
3385 for 26-bit APCS and old linker.
3386 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
3388 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
3389 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
3390 don't define `arm' or `arm_elf'.
3391 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
3392 MULTILIB_DIRNAMES): Define. Fix typo in comment.
3394 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
3396 * rtl.texi: Fix typo.
3398 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
3400 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
3402 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
3404 * extend.texi (C++ Signatures): Remove node.
3405 * invoke.texi: Remove discussion of -fhandle-signatures,
3406 signature, sigof, __signature__, and __sigof__.
3408 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
3410 * Makefile.in (JAVAGC): Removed.
3412 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3414 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3416 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3418 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3420 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3422 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3423 a register that is already known to be a pointer.
3425 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3427 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3428 * fixinc/inclhack.sh: Regenerated.
3429 * fixinc/fixincl.sh: Regenerated.
3431 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3433 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3434 Fix documentation of -ansi flag to describe its C++ behavior.
3435 Remove bogus reference to GCC 2.9.
3437 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3439 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3440 note if it is non-NULL.
3442 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3444 * except.h (eh_nesting_info): Add new structure defintion.
3445 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3446 (reachable_handlers, update_rethrow_references): Add function
3448 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3449 a rethrow symbol instead of an integer exception region number.
3450 * flow.c (Make_edges): Use new exception nesting routines to determine
3451 which handlers are reachable from a CALL or asynchronous insn.
3452 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3454 (delete_eh_regions): Update rethrow labels, and don't delete
3455 regions which are the target of a rethrow.
3456 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3457 avoid overloading the SYMBOL_REF_USED flag.
3458 (rethrow_symbol_map): Use new rethrow_ref field.
3459 (rethrow_used): Use new rethrow_ref field.
3460 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3461 of an integer. Fix formatting.
3462 (output_exception_table_entry): Use new rethrow_ref field.
3463 (can_throw): Check for EH_REGION_NOTE before deciding
3464 whether a CALL can throw or not.
3465 (scan_region): Call rethrow_used() instead of accessing data structure.
3466 (update_rethrow_references): New function to make sure only regions
3467 which are still targets of a rethrow are flagged as such.
3468 (process_nestinfo): New static function to initialize a handler
3469 list for a specific region.
3470 (init_eh_nesting_info): New function to allocate and initialize
3471 the list of all EH handlers reachable from all regions.
3472 (reachable_handlers): New function to retrieve the list of handlers
3473 reachable from a specific region and insn.
3474 (free_eh_nesting_info): New function to dispose of a list of
3477 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3479 * flow.c (split_edge): Set JUMP_LABEL field.
3480 (commit_one_edge_insertion): Set head correctly for insert_before.
3481 When inserting insns, update insn block numbers if allocated.
3483 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3485 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3486 retry_incomplete_types): Add static prototype.
3487 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3488 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3489 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3490 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3491 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
3494 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
3495 dwarf2out_start_source_file, dwarf2out_line): Likewise.
3497 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * output.h (assemble_name): Constify a char*.
3501 * varasm.c (UNIQUE_SECTION, assemble_start_function,
3502 assemble_variable, assemble_name): Likewise.
3504 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
3506 * arm/pe.c (arm_pe_unique_section): Likewise.
3508 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
3510 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
3512 * i386/interix.c (i386_pe_unique_section): Likewise.
3514 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3516 * i386/winnt.c (i386_pe_unique_section): Likewise.
3518 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
3520 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
3522 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
3524 * pa/pa.c (output_call): Likewise.
3526 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
3528 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
3530 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
3533 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
3536 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3538 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
3539 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
3541 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
3543 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3545 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
3547 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3549 * tree.h (lang_identify): Constify a char*.
3550 (print_error_function): Add extern prototype. Constify a char*.
3552 * c-lang.c (lang_identify): Constify a char*.
3554 * objc/objc-act.c (lang_identify): Constify a char*.
3556 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3558 * genpeep.c (main): Make generated file include "function.h".
3559 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
3561 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3563 * Makefile.in: Update dependencies.
3564 * alias.c: Include "function.h"
3565 * c-decl.c: Likewise.
3566 * caller-save.c: Likewise.
3567 * calls.c: Likewise.
3568 * combine.c: Likewise.
3570 * explow.c: Likewise.
3571 * final.c: Likewise.
3572 * global.c: Likewise.
3573 * graph.c: Likewise.
3574 * local-alloc.c: Likewise.
3576 * optabs.c: Likewise.
3577 * profile.c: Likewise.
3578 * recog.c: Likewise.
3579 * regclass.c: Likewise.
3580 * regmove.c: Likewise.
3581 * reload.c: Likewise.
3582 * reorg.c: Likewise.
3583 * resource.c: Likewise.
3584 * sched.c: Likewise.
3585 * stupid.c: Likewise.
3586 * config/1750a/1750a.c: Likewise.
3587 * config/a29k/a29k.c: Likewise.
3588 * config/arc/arc.c: Likewise.
3589 * config/arm/arm.c: Likewise.
3590 * config/arm/thumb.c: Likewise.
3591 * config/c4x/c4x.c: Likewise.
3592 * config/clipper/clipper.c: Likewise.
3593 * config/convex/convex.c: Likewise.
3594 * config/fx80/fx80.c: Likewise.
3595 * config/i860/i860.c: Likewise.
3596 * config/m68k/m68k.c: Likewise.
3597 * config/m88k/m88k.c: Likewise.
3598 * config/mips/mips.c: Likewise.
3599 * config/pdp11/pdp11.c: Likewise.
3600 * config/pyr/pyr.c: Likewise.
3601 * config/romp/romp.c: Likewise.
3602 * config/sh/sh.c: Likewise.
3603 * config/tahoe/tahoe.c: Likewise.
3604 * config/vax/vax.c: Likewise.
3605 * config/we32k/we32k.c: Likewise.
3606 * config/sparc/sparc.c: Include "function.h".
3607 (mem_min_alignment): Test current_function rather than
3608 regno_pointer_align.
3609 * config/pa/pa.c: Likewise.
3610 (compute_frame_size): Delete declaration of
3611 current_function_outgoing_args_size.
3612 * config/arc/arc.h (current_function_varargs): Delete declaration.
3613 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
3615 * config/i370/i370.h (current_function_outgoing_args_size): Delete
3617 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
3618 current_function_uses_pic_offset_table.
3619 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
3620 of current_function_returns_pointer.
3621 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3622 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3623 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3624 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3625 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3626 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
3627 * config/m88k/m88k.c: Include "function.h"
3628 (call_used_regs, current_function_pretend_args_size,
3629 current_function_outgoing_args_size, frame_pointer_needed): Delete
3631 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
3633 * config/mips/mips.h (current_function_calls_alloca): Delete
3635 * config/mn10200/mn10200.h (current_function_needs_context,
3636 rtx_equal_function_value_matters): Delete declarations.
3637 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
3638 flag_pic): Delete declarations.
3639 * config/pa/pa.h (current_function_pretend_args_size,
3640 current_function_decl): Delete declarations.
3641 * config/pa/som.h (current_function_varargs): Delete declaration.
3642 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
3644 * config/pyr/pyr.h (current_function_pretend_args_size,
3645 current_function_args_size, current_function_calls_alloca): Delete
3647 * config/sh/sh.h (current_function_varargs): Delete declaration.
3648 * config/sparc/sparc.h (current_function_outgoing_args_size,
3649 current_function_calls_alloca, current_function_decl): Delete
3651 * config/spur/spur.h (current_function_pretend_args_size,
3652 current_function_calls_alloca): Delete declarations.
3653 * config/v850/v850.c (current_function_outgoing_args_size): Delete
3655 * config/vax/vms.h (current_function_name): Delete declaration.
3656 * gcse.c: Include "function.h".
3657 (current_function_name, current_function_calls_setjmp): Delete
3659 * haifa-sched.c: Include "function.h".
3660 (forced_labels): Delete declaration.
3662 * reg-stack.c: Likewise.
3663 * reload1.c: Likewise.
3664 * genemit.c (main): Make generated file include function.h.
3665 * genoutput.c (output_prologue): Likewise.
3667 * builtins.c (saveregs_value, apply_args_value): Delete variables.
3668 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
3669 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
3670 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
3671 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
3672 macros for some of them.
3673 (emit_filename, emit_lineno): Delete declarations.
3674 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
3675 regno_pointer_* variables through current_function.
3676 (gen_inline_header_rtx): Delete function.
3677 (save_emit_status): Delete function.
3678 (set_new_last_label_num): New function.
3679 (clear_emit_caches): New function.
3680 (restore_emit_status): Just clear last_labelnum and call
3682 (get_last_insn_anywhere): Variable sequence_stack is now accessed
3683 through macro seq_stack.
3684 (add_insn_after): Likewise.
3685 (add_insn_before): Likewise.
3686 (remove_insn): Likewise.
3687 (pop_topmost_sequence): Likewise.
3688 (in_sequence_p): Likewise.
3689 (start_sequence_for_rtl_expr): Likewise.
3690 (start_sequence): Likewise, and likewise for
3691 sequence_rtl_expr/seq_rtl_expr.
3692 (push_topmost_sequence): Likewise.
3693 (end_sequence): Likewise.
3694 (init_virtual_regs): Now takes a "struct emit_status *" argument.
3695 All callers changed. Store into that pointer instead of globals.
3696 (init_emit): Allocate emit elt of current_function.
3697 Changes for sequence_rtl_expr/sequence_stack renaming.
3698 Call clear_emit_caches instead of doing it in-line.
3699 Access regno_pointer_* variables through current_function.
3700 (init_emit_once) Don't clear sequence_stack.
3702 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
3704 (arg_pointer_save_area): Delete declaration.
3705 (finish_expr_for_function): Renamed from init_queue; no longer static.
3706 (init_expr): Don't call init_queue.
3707 (save_expr_status, restore_expr_status): Delete functions.
3708 (expand_expr): Changes to reflect new layout of struct function.
3709 Don't access current_function_check_memory_usage when current_function
3711 * expr.h (forced_labels, save_expr_regs, saveregs_value,
3712 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
3713 current_function_outgoing_args_size, current_function_arg_offset_rtx,
3714 current_function_uses_const_pool, function_call_count,
3715 current_function_uses_pic_offset_table, nonlocal_labels,
3716 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
3717 current_function_check_memory_usage, nonlocal_goto_handler_slots,
3718 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
3720 (finish_expr_for_function): Declare.
3721 * flags.h (current_function_has_nonlocal_label,
3722 current_function_has_nonlocal_goto, current_function_is_thunk,
3723 current_function_has_computed_jump): Delete declarations.
3724 * flow.c (forced_labels): Delete declaration.
3725 * function.c (current_function_pops_args,
3726 current_function_returns_struct, current_function_returns_pcc_struct,
3727 current_function_needs_context, current_function_calls_setjmp,
3728 current_function_calls_longjmp, current_function_has_nonlocal_label,
3729 current_function_has_nonlocal_goto, current_function_is_thunk,
3730 current_function_has_computed_jump, current_function_calls_alloca,
3731 current_function_contains_functions, current_function_returns_pointer,
3732 current_function_epilogue_delay_list, current_function_args_size,
3733 current_function_pretend_args_size, current_function_arg_offset_rtx,
3734 current_function_outgoing_args_size, current_function_varargs,
3735 current_function_stdarg, current_function_args_info, cleanup_label,
3736 current_function_name, current_function_uses_const_pool,
3737 current_function_instrument_entry_exit, current_function_return_rtx,
3738 current_function_uses_pic_offset_table, nonlocal_labels,
3739 current_function_internal_arg_pointer, current_function_cannot_inline,
3740 current_function_check_memory_usage, function_call_count,
3741 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
3742 nonlocal_goto_stack_level, return_label, save_expr_regs,
3743 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
3744 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
3745 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
3746 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
3747 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
3749 (push_function_context_to): Don't save them. Don't call
3750 save_storage_status, save_emit_status or save_expr_status.
3751 (pop_function_context_from): Don't restore them. Don't call
3752 restore_storage_status or restore_expr_status.
3753 (get_func_frame_size): New function.
3754 (get_frame_size): Use it.
3755 (assign_outer_stack_local): Reflect some member name changes in struct
3757 (put_reg_into_stack): Likewise.
3758 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
3760 (fixup_var_refs): Likewise.
3761 (fix_lexical_addr): Likewise.
3762 (trampoline_address): Likewise.
3763 (prepare_function_start): Clear field inlinable of current_function.
3764 (init_function_for_compilation): New function.
3765 (expand_dummy_function_end): New function.
3766 (expand_function_end): Call finish_expr_for_function.
3767 * function.h (struct emit_status): New; fields moved here from struct
3768 function and from global variables. Add accessor macros for some of
3770 (struct expr_status): Likewise.
3771 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
3772 (struct function): Add fields expr and emit, inlinable, inl_emit,
3773 original_arg_vector, original_decl_initial, inl_last_parm_insn,
3774 inl_max_label_num. Add many comments.
3775 Add accessor macros for all elts of struct function that no longer
3776 have a global variable.
3777 (cleanup_label, return_label, frame_offset, tail_recursion_label,
3778 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
3779 stack_slot_list): Delete declarations.
3780 (get_func_frame_size): Declare.
3781 (save_expr_status, restore_expr_status, save_emit_status,
3782 save_storage_status, restore_storage_status): Delete declarations.
3783 (init_virtual_regs): Declare.
3784 * output.h (current_function_pops_args,
3785 current_function_returns_struct, current_function_returns_pcc_struct,
3786 current_function_needs_context, current_function_calls_setjmp,
3787 current_function_calls_longjmp, current_function_calls_alloca,
3788 current_function_has_nonlocal_label, current_function_varargs,
3789 current_function_has_computed_jump, current_function_returns_pointer,
3790 current_function_contains_functions, current_function_args_size,
3791 current_function_pretend_args_size, current_function_stdarg,
3792 current_function_outgoing_args_size, current_function_args_info,
3793 current_function_name, current_function_return_rtx,
3794 current_function_epilogue_delay_list,
3795 current_function_uses_const_pool, current_function_cannot_inline):
3796 Delete declarations.
3797 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
3798 regno_reg_rtx): Delete declaration.
3799 (REGNO_POINTER_FLAG): Delete macro.
3800 * stmt.c (expand_goto): Changes to reflect that some fields in struct
3801 function were renamed.
3802 * stor-layout.c (save_storage_status, restore_storage_status): Delete
3804 * toplev.c: Include "function.h".
3805 (current_function_decl): Delete declaration.
3806 (compile_file): Call init_dummy_function_start and
3807 expand_dummy_function_end around some initializations that need to
3809 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
3810 Call init_function_for_compilation.
3811 * unroll.c: Include "function.h"
3812 (unroll_loop): Access regno_pointer_* variables through
3815 * tree.h (struct tree_decl): Add elt f to saved_insns member.
3816 (DECL_SAVED_INSNS): use it.
3817 (expand_dummy_function_end): Declare.
3818 (init_function_for_compilation): Declare.
3819 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
3820 that it's no longer an INLINE_HEADER.
3821 (expand_call): Likewise.
3822 * integrate.c (finish_inline): Delete function.
3823 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
3824 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
3825 args. Don't generate an INLINE_HEADER rtx, just return the arg
3826 vector. All callers changed.
3827 (save_for_inline_copying): Create a duplicate struct emit_status to
3828 hold the emit state for compiling the current function. Use this and
3829 the other new fields in struct function that are for integration
3830 instead of an INLINE_HEADER.
3831 Use memcpy instead of bcopy.
3832 Store the current struct function in DECL_SAVED_INSNS of fndecl.
3833 (save_for_inline_nocopy): Similar changes, except no new emit_status
3835 (expand_inline_function): Get information from function structure,
3836 not from an inline header rtx.
3837 (output_inline_function): Lose code to extract the necessary
3838 information from an inline header; simply put back the function
3839 structure into current_function. Clear its inlinable elt.
3840 * rtl.def (INLINE_HEADER): Delete.
3841 * rtl.h: Delete all accessors for an INLINE_HEADER.
3842 (gen_inline_header_rtx): Delete declaration.
3843 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
3844 Delete declarations.
3845 (REGNO_POINTER_ALIGN): Delete.
3846 (clear_emit_caches): Declare.
3847 (set_new_last_label_num): Declare.
3849 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
3851 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
3853 * except.c (expand_eh_region_start_for_decl): Always start a new block.
3854 * stmt.c (is_eh_region): Make sure current_function is present, too.
3856 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
3858 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
3859 for 64bit PA targets.
3861 * pa.h (SELECT_SECTION): Define.
3862 * som.h (SELECT_SECTION): Delete.
3864 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * alias.c (init_alias_analysis): Wrap call to
3867 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
3869 1999-08-07 Bruce Korb <autogen@linuxbox.com>
3871 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
3872 <sys/asm.h> contains an asm comment with an apostrophe
3873 * fixinc/inclhack.sh: regen
3874 * fixinc/fixincl.x: regen
3876 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
3878 * function.c (init_function_start): Clear prologue & epilogue.
3879 (prologue_epilogue_contains): New function.
3880 * alias.c (init_alias_analysis): Use it.
3881 * rtl.h (prologue_epilogue_contains): Declare it.
3883 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
3885 * jump.c (onlyjump_p): New function.
3886 * rtl.h: Declare it.
3887 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
3888 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
3890 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
3892 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
3893 to invert loops. Simplify block scanning.
3895 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3897 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
3898 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
3900 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
3902 * config/sparc/liteelf.h: New file to support sparclite-elf target
3903 * config/sparc/t-sp86x: New file to support sparc86x targets
3904 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
3905 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
3906 * configure.in: Support above target triplets
3907 * configure: Regenerated
3909 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
3911 * fixinc/server.c (server_setup): Do not prefix function used as
3914 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
3916 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
3917 Remove fp reg alternatives.
3919 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
3921 * Makefile.in (TAROUTOPTS): Kill.
3922 (install-headers-tar): Use "xpf" for tar headerfile extraction
3923 * i370/x-oe (TAROUTOPTS): Delete.
3924 * m68k/x-apollo68 (TAROUTOPTS): Delete.
3925 * m68k/x-hp320 (TAROUTOPTS): Delete.
3926 * m68k/x-hp320g (TAROUTOPTS): Delete.
3927 * gcc.texi: Update bug reporting text.
3929 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3931 * reg-stack.c (change_stack) Fixed problem with negative array index.
3933 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3935 * extend.texi, install.texi: Fix spelling mistakes.
3937 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
3938 (s-attrtab); No longer try to use pre-made insn-attrtab file.
3939 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
3941 * mips/t-ecoff: Likewise.
3942 * mips/t-elf: Likewise.
3943 * mips/t-mips: Likewise.
3944 * mips/t-osfrose: Likewise.
3945 * mips/t-r3900: Likewise.
3946 * mips/t-svr3: Likewise.
3947 * mips/t-svr4: Likewise.
3948 * mips/t-ultrix: Likewise.
3950 * gcc.texi: Document recommend means to provide software floating
3951 point libraries in libgcc.a
3953 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
3955 * c-lex.c (yylex): We can have a number with no digits.
3957 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
3959 * jump.c (delete_prior_computation): New function, broken
3960 out of delete_computation. Check for side effects with
3961 side_effects_p instead of FIND_REG_INC_NOTE. Handle
3962 multi-word hard registers.
3963 (delete_computation): Use it. Check for side effects with
3964 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
3965 missing REG_DEAD note for a register which is both set and
3968 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
3970 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
3971 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
3972 (ASM_FILE_START): Import _mcount with the right type.
3973 (ASM_DECLARE_FUNCTION_NAME): Define.
3974 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3975 * pa.c (output_function_prologue): Always emit the function's label
3977 * pa.h (TEXT_SPACE_P): Define.
3978 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3979 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
3980 * som.h (TEXT_SPACE_P): Delete.
3981 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
3982 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
3984 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
3986 * expr.c (emit_group_load): Allow src to be a CONCAT.
3988 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3990 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
3991 (___mulsi3): Use '!' comment character.
3993 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3995 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
3997 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
3999 * gcc.c: Update URLs and mail addresses.
4000 * gcc.texi: Likewise.
4002 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
4004 * rs6000.c (current_file_function_operand): Return zero for
4006 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
4008 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
4011 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
4013 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
4014 allocate space in the stack frame for the PIC register.
4016 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
4018 * m68k.md (xordi3, anddi3): These patterns are not available on
4021 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
4023 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
4024 (PUT_REAL): Likewise.
4026 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4028 * final.c (shorten_branches): Don't add an alignment for loops
4029 that have no label inside.
4031 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4033 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
4034 prototypes in macro HAVE_cmpstrsi.
4036 * cpplib.c (cpp_get_token): Remove unused label `op3'.
4038 * emit-rtl.c (operand_subword): Remove unused variable
4041 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
4043 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
4045 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
4047 * cpphash.c (macroexpand): Delete leading whitespace when arg
4048 is concatenated before.
4049 (unsafe_chars): Correct test for whether + and - can extend a
4052 * cppinit.c (cpp_start_read): Do dependencies for
4053 -include/-imacros files also.
4055 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
4056 tokenizing non-directive lines.
4057 (cpp_expand_to_buffer): Temporarily disable no-output mode.
4058 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
4061 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4063 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
4065 * c-lex.c: Sync with C++ frontend.
4066 (linemode): New variable.
4067 (parse_float): imag, conversion_errno, and type are output only.
4068 (yylex): Adjust. Move initial '.' case into main switch.
4070 (handle_generic_pragma): Just deal with tokens.
4071 (readescape): Use ISXDIGIT and ISGRAPH.
4072 * c-parse.in: Add END_OF_LINE token.
4074 * c-lex.c (lang_init): Generalize.
4075 (nextchar): Remove. Replace uses with UNGETC.
4076 (skip_white_space): Handle linemode here. Optimize for cpplib.
4077 (skip_white_space_on_line): Remove.
4078 (extend_token_buffer_to): New fn.
4079 (extend_token_buffer): Use it.
4080 (read_line_number, check_newline): Just deal with tokens.
4081 (token_getch, token_put_back): New fns.
4082 (yylex): Use them. More cpplib optimizations. Simplify.
4084 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4085 Jason Merrill <jason@yorick.cygnus.com>
4087 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
4088 (consume_string): Make this smart about USE_CPPLIB.
4089 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
4090 (yylex): Rewrite to be intelligent about USE_CPPLIB.
4091 Also, clean up cases where we redundantly set token_buffer[0].
4092 (read_line_number): New fn.
4093 (ignore_escape_flag): New variable.
4095 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
4097 * a29k/t-a29kbare: Fix some comments.
4098 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4099 (FPBIT, DPBIT): Define.
4100 * a29k/t-vx29k: Likewise.
4101 * arc/t-arc: Likewise.
4102 * arm/t-arm-elf: Likewise.
4103 * arm/t-bare: Likewise.
4104 * arm/t-pe: Likewise.
4105 * arm/t-pe-thumb: Likewise.
4106 * arm/t-semi: Likewise.
4107 * arm/t-thumb: Likewise.
4108 * arm/t-thumb-elf: Likewise.
4109 * arm/t-thumb-linux: Likewise.
4110 * h8300/t-h8300: Likewise.
4111 * i960/t-i960: Likewise.
4112 * i960/t-vxworks960: Likewise.
4113 * m32r/t-m32r: Likewise.
4114 * mips/t-ecoff: Likewise.
4115 * mips/t-elf: Likewise.
4116 * mips/t-r3900: Likewise.
4117 * pa/t-pro: Likewise.
4118 * rs6000/t-aix43: Likewise.
4119 * rs6000/t-beos: Likewise.
4120 * rs6000/t-newas: Likewise.
4121 * rs6000/t-ppccomm: Likewise.
4122 * rs6000/t-rs6000: Likewise.
4123 * rs6000/t-winnt: Likewise.
4124 * rs6000/t-xnewas: Likewise.
4125 * rs6000/t-xrs6000: Likewise.
4126 * sh/t-sh: Likewise.
4127 * sparc/t-elf: Likewise.
4128 * sparc/t-sparcbare: Likewise.
4129 * sparc/t-sparclite: Likewise.
4130 * sparc/t-splet: Likewise.
4131 * v850/t-v850: Likewise.
4132 * mn10200/t-mn10200: Fix comments.
4133 * mn10300/t-mn10300: Likewise.
4135 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
4136 dummy operand. Allocate a new pseudo for the dummy operand.
4137 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
4139 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
4141 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
4143 * configure: Rebuilt.
4144 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
4146 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
4148 * recog.c (preproces_constraints): Zero recog_op_alt before
4149 processing the constraints.
4151 * arm.c (typedef minipool_node): Renamed from pool_node.
4152 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
4153 (add_minipool_constant): New function.
4154 (dump_minipool): New function.
4155 (find_barrier): Remove special case for getting the insn size of
4156 an insn that references the constant pool.
4157 (minipool_fixup): New structure.
4158 (push_minipool_barrier): New function.
4159 (push_minipool_fix): New function.
4160 (note_invalid_constants): New function.
4161 (add_pool_constant, dump_table, fixit, broken_move): Delete.
4162 (arm_reorg): Rewrite code to fix up the constant pool into a
4163 series of mini-pools embedded in the insn stream.
4164 (arm_output_epilogue): New function, made mainly from the body
4165 of output_func_epilogue.
4166 (output_func_epilogue): Move insn generation part of epilogue code
4167 to arm_output_epilogue.
4168 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
4169 * arm.md (pool_range): New attribute.
4170 (zero_extendqidi2): Add attribute pool_range.
4171 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
4172 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
4173 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
4174 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
4175 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
4176 (epilogue): New expand.
4177 (epilogue_insn): New insn. Call arm_output_epilogue.
4179 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
4180 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
4182 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4184 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4186 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
4188 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
4190 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
4192 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
4194 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
4196 * global.c: Fix comment.
4198 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
4200 * gcc.c (access_check): New static function.
4201 (find_a_file): Use it when searching a directory list.
4202 * collect2.c (find_a_file): Don't accept directories found when
4203 searching a directory list.
4205 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
4207 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
4208 function parameters with `&'.
4209 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
4211 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
4213 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
4214 or tidy_fallthru_edge if the last insn in the block is not
4215 an unconditional jump or a simple conditional jump.
4217 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4219 * Makefile.in (c-decl.o): Depends on defaults.h.
4221 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
4223 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
4225 (CLASS_MAX_NREGS): Likewise.
4227 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
4229 * cse.c (cse_insn): Fix dumb thinko in last change.
4231 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4233 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
4236 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
4238 * dwarf2out.c (add_location_or_const_value_attribute): Correct
4239 test for sizes of passed and declared parameter types.
4241 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4243 * fixincludes: Fix the return type of bsearch, char* -> void*.
4245 * fixinc/inclhack.def: Likewise.
4247 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
4249 * invoke.texi (-fdump-translation-unit): New option.
4251 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
4253 * expr.h (PROMOTE_PROTOTYPES): Move ...
4254 * defaults.h: ... to here.
4255 * c-decl.c: Include defaults.h instead of expr.h.
4256 * c-typeck.c: Include defaults.h.
4258 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
4260 * toplev.h (errorcount): Declare.
4261 (warningcount): Likewise.
4262 (sorrycount): Likewise.
4263 * c-lex.c (errorcount): Don't declare.
4264 * dwarf2out.c (errorcount): Don't declare.
4266 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
4268 * config/libgloss.h: Add a note discouraging use with ELF.
4269 * configure.in: Don't use libgloss.h for ELF targets.
4270 Always use_collect2 on a.out targets.
4272 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
4274 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
4275 (force_to_mode, case ASHIFTRT): Add shiftrt label.
4277 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4279 * loop.c (strength_reduce): When doing biv->giv conversion, update
4280 reg note of NEXT->insn.
4282 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4284 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
4286 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4288 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
4289 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
4290 Ensure expr.h is included.
4291 * c-typecheck.c (convert_arguments): Ditto.
4293 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
4295 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
4296 * config/convex/convex.h: Ditto.
4297 * config/dsp16xx/dsp16xx.h: Ditto.
4298 * config/fx80/fx80.h: Ditto.
4299 * config/gmicro/gmicro.h: Ditto.
4300 * config/i370/i370.h: Ditto.
4301 * config/i386/i386.h: Ditto.
4302 * config/m32r/m32r.h: Ditto.
4303 * config/m68k/m68k.h: Ditto.
4304 * config/m88k/m88k.h: Ditto.
4305 * config/mips/mips.h: Ditto.
4306 * config/pa/pa.h: Ditto.
4307 * config/pyr/pyr.h: Ditto.
4308 * config/tahoe/tahoe.h: Ditto.
4309 * config/we32k/we32k.h: Ditto.
4311 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
4314 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
4316 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
4319 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
4321 1999-08-02 Richard Henderson <rth@cygnus.com>
4323 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
4324 for the register spill block.
4326 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
4327 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
4329 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
4330 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
4331 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
4333 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4335 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
4336 MAX_WCHAR_TYPE defined in sparc.h.
4337 * config/sparc/linuxaout.h: Likewise.
4338 * config/sparc/linux64.h: Likewise.
4339 Also default to -mvis if CPU is UltraSPARC.
4341 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4343 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
4344 (RTX_OK_FOR_OLO10): Likewise.
4345 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
4346 %lo(), allow it in addresses...
4347 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
4348 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
4349 does not make sense.
4350 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
4351 (sparc_output_scratch_registers): New function.
4352 (output_function_prologue, sparc_flat_output_function_prologue): Use
4354 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
4356 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
4357 * configure.in: Add check for .register pseudo-op support in as and
4358 check for offsetable %lo().
4359 * acconfig.h: Add templates for the above checks.
4360 * configure: Regenerate.
4362 1999-08-02 Richard Henderson <rth@cygnus.com>
4364 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
4365 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
4366 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
4368 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4370 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4373 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4375 * config/float-sparc.h: New file.
4376 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
4377 sparc-*-linux-gnu and sparc64-*-linux*.
4379 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4381 * rs6000.c (rs6000_va_list): Type is an array.
4382 (rs6000_va_start): Don't doubly adjust for varargs.
4383 (rs6000_va_arg): Evaluate long long GPR adjustment.
4385 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
4387 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
4388 -maix64 and -maix32.
4389 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
4390 LINK_SPEC): Change appropriately.
4391 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
4392 (u_short_cint_operand): Likewise.
4393 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
4395 * rs6000/t-aix43 (MULTILIB): Change to -m64.
4397 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
4399 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
4401 * rs6000/rs6000.c (num_insns_constant_wide): Correct
4403 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
4404 (non_add_cint_operand): Likewise.
4405 (logical_operand): Likewise.
4406 (non_logical_cint_operand): Likewise.
4407 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
4408 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
4409 (rs6000_select_rtx_section): Suppress warning.
4410 (small_data_operand): Suppress warning.
4411 (rs6000_got_register): Suppress warning.
4412 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4413 type, so `J' is generally the wrong constraint for a SImode value;
4415 (andsi3_internal2): Likewise.
4416 (andsi3_internal3): Likewise.
4417 (iorsi3_internal1): Likewise.
4418 (xorsi3_internal1): Likewise.
4420 (movsf_softfloat): Likewise.
4421 (scc insns): Likewise.
4422 (movsi+2): Preserve sign bits of SImode constant.
4423 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4424 (movdf+1): Sign-extend properly.
4425 (movdi_32+1): Sign-extend properly.
4426 (scc insns): Sign-extend properly.
4428 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4431 1999-08-02 Richard Henderson <rth@cygnus.com>
4433 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4435 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4436 * alpha.md (all fp insns): Likewise.
4438 1999-08-02 Nick Clifton <nickc@cygnus.com>
4440 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4443 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4445 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4446 pic_load_label generator directly.
4447 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4448 No longer a named pattern.
4450 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4452 * explow.c (force_reg): Call force_operand if X does not
4453 satisfy general_operand.
4455 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4457 * fix-header.c (main): When testing for CONTINUED, use string
4458 equality, not pointer equality.
4460 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4462 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4464 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4466 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4467 that has become an unconditional jump.
4469 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4470 (output_function_epilogue): Similarly.
4472 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4474 * tree.h (init_dummy_function_start): Declare.
4476 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4478 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4479 last_expr_type, last_expr_value, block_start_count, block_stack,
4480 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4481 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4482 dynamically in stmt elt of struct function for each function.
4483 (struct nesting): Rename function_call_count elt to n_function_calls,
4484 target_temp_slot_level to block_target_temp_slot_level. All users
4486 (struct stmt_status): New structure definition.
4487 Add many accessor macros for stmt_status elements which previously
4488 were global variables.
4489 (init_stmt_for_function): Allocate stmt elt for current_function.
4490 Reflect that block_start_count was renamed to
4491 current_block_start_count.
4492 (save_stmt_status, restore_stmt_status): Delete functions.
4493 (preserve_subexpressions_p): Don't access loop_stack when outside
4495 (expand_start_bindings): Reflect that block_start_count was renamed to
4496 current_block_start_count.
4497 (expand_fixup): Likewise.
4498 (expand_decl): Don't access block_stack when outside a function.
4499 (expand_decl_cleanup): Likewise.
4500 (expand_dcc_cleanup): Likewise.
4501 (expand_dhc_cleanup): Likewise.
4502 (expand_anon_union_decl): Likewise.
4503 (set_file_and_line_for_stmt): New function.
4504 (in_control_zone_p): New function.
4506 * function.h (struct function): Add new elt stmt.
4507 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
4508 case_stack, nesting_stack, nesting_depth, block_start_count,
4509 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
4510 emit_lineno, goto_fixup_chain.
4511 (save_eh_status, restore_eh_status, save_stmt_status,
4512 restore_stmt_status): Delete declarations.
4513 * function.c (push_function_context_to): Don't call save_stmt_status.
4514 (pop_function_context_to): Don't call restore_stmt_status.
4515 * tree.h (in_control_zone_p): Declare.
4516 * rtl.h (set_file_and_line_for_stmt): Declare.
4518 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
4519 call set_file_and_line_for_stmt.
4521 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
4523 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
4524 Also update copyright.
4526 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4528 * c-pragma.c: Don't include "except.h".
4529 * emit-rtl.c: Likewise.
4530 * stor-layout.c: Likewise.
4532 * varasm.c: Likewise.
4534 * flow.c: Include "function.h".
4535 * tree.h (init_dummy_function_start): Declare new function.
4537 * except.h (struct eh_status): New structure.
4538 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
4540 (eh_return_stub_label, ehstack, catchstack, ehqueue,
4541 catch_clauses, false_label_stack, caught_return_label_stack,
4542 protect_list, current_function_ehc): Add accessor macros for the
4543 corresponding fields in current_function->eh; delete declarations
4544 for all items that used to be declared here.
4545 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
4546 catch_clauses, false_label_stack, caught_return_label_stack,
4547 protect_list, current_function_ehc): Delete variables.
4548 (init_eh_for_function): Allocate current_function->eh.
4549 (save_eh_status, restore_eh_status): Delete functions.
4551 * function.h (struct function): Add fields next_global and eh.
4552 Delete all exception handling related fields.
4553 * function.c (current_function): New variable.
4554 (all_functions): New variable.
4555 (push_function_context_to): Don't allocate a struct function,
4556 use current_function instead. Call init_dummy_function_start when
4557 outside a function. Clear current_function before returning.
4558 (pop_function_context_from): Restore current_function.
4559 Don't free the restored struct function.
4560 (prepare_function_start): New function.
4561 (init_dummy_function_start): New function.
4562 (init_function_start): Break out some code into prepare_function_start
4565 * stmt.c (save_stmt_status): Don't call save_eh_status.
4566 (restore_stmt_status): Don't call restore_eh_status.
4568 * Makefile.in: Update dependencies.
4570 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
4572 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
4573 of depending on a magic constant value. Update comments.
4574 (hppa_expand_prologue): Similarly.
4576 * pa.md (reload_indi, reload_outdi): Allow any register for the
4577 original reload register.
4579 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
4581 * cccp.c (print_help): Change marcos to macros.
4583 1999-07-30 Richard Henderson <rth@cygnus.com>
4585 * c-typeck.c (initializer_constant_valid_p): Move ...
4586 * c-common.c (initializer_constant_valid_p): ... here. Use
4587 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
4589 * c-common.h (initializer_constant_valid_p): Declare.
4590 * c-tree.h (initializer_constant_valid_p): Remove.
4592 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
4594 * config/i386/sol2-c1.asm: Align the stack.
4595 * config/i386/sol2-gc1.asm: Likewise.
4597 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
4599 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
4600 -Asparclite for sparc86x.
4601 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
4603 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
4605 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
4607 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
4608 the user if using the non-default arch size in BI_ARCH configuration.
4609 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
4611 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
4612 Fix patterns so that they actually match.
4613 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
4614 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
4615 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
4617 (mulsidi3): Reflect this in the expand.
4618 (smulsi3_highpart): Only on TARGET_ARCH32.
4619 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
4620 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
4621 (umulsidi3): Reflect this in the expand.
4622 (umulsi3_highpart): Only on TARGET_ARCH32.
4623 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
4624 don't require g0 to be zero.
4625 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
4626 ({,u}divsi3): New expands.
4627 ({,u}divsi3_sp64): New patterns.
4628 (after lshrdi3_v8plus): Four new patterns to help combiner
4629 optimizing nested mixed mode shifts.
4631 * config/sparc/sparc.c (sparc_override_options): Use deprecated
4632 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
4633 speed things up. Don't use them by default on plain v9 in 64bit
4634 mode, according to what SPAMv9 sais.
4636 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
4637 top 32 bits of %[og][0-7] in signal handlers.
4638 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
4640 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
4642 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
4643 (ashlsi3): Corresponding changes.
4645 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
4647 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
4649 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
4651 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4653 * arm.h (Hint): Delete macro.
4654 Substitute HOST_WIDE_INT for Hint in some prototypes.
4655 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
4657 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
4659 * builtins.c (expand_builtin_setjmp): Use force_operand to
4660 make sure that the buffer address is in a suitable form to be
4661 passed to force_reg.
4663 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
4665 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
4668 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
4670 * pa.md (indirect_jump): Remove mode from match_operand. Verify
4671 proper mode in the condition string.
4672 (icacheflush, dcacheflush): Remove modes from match_operands.
4674 * pa.c (emit_move_sequence): Always convert scratch_reg to the
4675 proper mode before using it.
4677 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
4680 * pa.c (store_reg): Do not call add_high_const generator directly.
4681 (load_reg, set_reg_plus_d): Likewise.
4682 * pa.md (add_high_const): No longer a named pattern.
4684 * pa.c (legitimize_address): Consistently use Pmode rather than
4685 SImode. Do not call gen_pic2_highpart directly anymore.
4686 * pa.md (pic2_highpart): No longer a named pattern.
4687 (pic2_lo_sum): Similarly. Reformat to make more readable.
4689 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
4694 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4696 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
4698 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
4700 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
4701 and tag the spill mems.
4702 (hppa_va_start): New.
4704 * pa.h (EXPAND_BUILTIN_VA_START): New.
4705 (EXPAND_BUILTIN_VA_ARG): New.
4707 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
4709 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
4710 and tag the spill mems.
4711 (mn10300_va_start): New.
4712 (mn10300_va_arg): New.
4713 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
4714 (EXPAND_BUILTIN_VA_ARG): New.
4716 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
4718 * mn10200.c (mn10200_va_arg): New.
4719 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
4721 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
4723 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
4724 rather than play with TREE_INT_CST_LOW.
4726 1999-07-27 Philip Blundell <pb@nexus.co.uk>
4728 * config/arm/telf.h: Include dbxelf.h.
4729 (CPP_PREDEFINES): Only define if not already defined.
4730 (ASM_IDENTIFY_GCC): Likewise.
4731 (SUBTARGET_EXTRA_SECTIONS): Likewise.
4732 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
4733 * config/arm/thumb.h (LINK_SPEC): Only define if not already
4735 (DBX_DEBUGGING_INFO): Don't define.
4736 * config/arm/linux-telf.h: New file.
4737 * config/arm/linux-tgas.h: New file.
4738 * config/arm/t-thumb-linux: New file.
4739 * config/arm/uclinux-elf.h: New file.
4740 * config/arm/uclinux-telf.h: New file.
4741 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
4742 thumb-*-uclinux): New targets.
4743 * configure: Regenerate.
4745 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
4747 * pa.md (post_store, pre_load): New expanders.
4748 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
4749 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
4750 need to directly generate RTL for them.
4751 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
4754 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
4756 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
4757 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
4758 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
4759 (secndary_reload_class): Make TARGET_ELF conditional compile.
4760 (print_operand_address): Similar.
4761 (output_toc): Print all values as hex.
4762 (get_issue_rate): Rearrange and add RS64A and PPC630.
4763 * rs6000.h (processor_type): Add RS64A and PPC630.
4764 (PROCESSOR_POWERPC64): New.
4765 (PROMOTE_MODE): Use word_mode.
4766 (RTX_COSTS): Add RS64A and PPC630.
4767 * rs6000.md (scheduling information): Add lmul and ldiv
4768 representing 64-bit integer multiply and divide. Add rs64a and
4770 (ashldi3): Add support for "rldic" instruction.
4771 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
4773 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
4775 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
4776 instead of V8 for sparclite86x in cpu_table.
4778 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4780 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
4781 output_file_directive.
4783 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
4785 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
4786 tree for op1, not the rtl.
4788 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
4790 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
4791 to m88k_va_start, leaving only the register spill.
4792 (m88k_build_va_list): New.
4793 (m88k_va_start): New.
4795 * m88k.h (BUILD_VA_LIST_TYPE): New.
4796 (EXPAND_BUILTIN_VA_START): New.
4797 (EXPAND_BUILTIN_VA_ARG): New.
4799 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
4801 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
4802 Rename from expand_builtin_saveregs.
4803 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
4805 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
4807 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
4808 for the register spill block.
4809 (i960_build_va_list): New.
4810 (i960_va_start): New.
4812 * i960.h (BUILD_VA_LIST_TYPE): New.
4813 (EXPAND_BUILTIN_VA_START): New.
4814 (EXPAND_BUILTIN_VA_ARG): New.
4815 * i960.md (store_multiple): Use change_address on individul mems.
4817 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
4819 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
4821 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
4822 (expand_builtin_va_end): Evaluate arg for side effects.
4823 * c-common.c (c_common_nodes_and_builtins): Construct a
4824 va_list_arg_type_node to handle array decomposition to pointer.
4826 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
4828 * except.c (start_dynamic_cleanup): Use force_operand on the
4831 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
4833 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
4834 * c4x.c (c4x_va_arg): New.
4836 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
4838 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
4841 1999-07-26 Nathan Sidwell <nathan@acm.org>
4843 * eh-common.h (__eh_matcher): Prototype correctly.
4845 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
4847 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
4848 (TARGET_SINGLE_PIC_BASE): Likewise.
4849 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
4851 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
4852 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
4853 (TARGET_OPTIONS): Add -mpic-register=N.
4854 (OUTPUT_INT_ADDR_CONST): New macro.
4855 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
4856 LEGITIMATE_PIC_OPERAND_P): Likewise.
4857 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
4858 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
4859 output_addr_const directly.
4860 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
4862 (thumb_pic_register, thumb_pic_register_string): Declare.
4864 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
4866 (label_mentioned_p): New function: Imported from arm.c.
4867 (legitimize_pic_address): New function: Imported from arm.c.
4868 (is_pic):New function: Imported from arm.c.
4869 (thumb_finalize_pic):New function: Imported from arm.c.
4870 (add_constant): Cope with PIC constants.
4871 (fixit): Cope with PIC constants.
4872 (output_return): Do not treat the PIC register as live if
4873 TARGET_SINGLE_PIC_BASE is true.
4874 (thumb_function_prologue): Do not treat the PIC register as live if
4875 TARGET_SINGLE_PIC_BASE is true.
4876 (thumb_expand_prologue): Do not treat the PIC register as live if
4877 TARGET_SINGLE_PIC_BASE is true.
4878 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
4879 TARGET_SINGLE_PIC_BASE is true.
4880 (thumb_print_operand): Accept '|'.
4881 (thumb_override_options): Process PIC options.
4883 * config/arm/thumb.md (movsi): Support PIC.
4884 (call_insn): Change "i" constraint to "X".
4885 (call_value_insn): Likewise.
4886 (consttable_4, consttable_8, consttable_end): Set and clear
4887 "making_const_table" as appropriate.
4888 (pic_load_addr, pic_add_dot_plus_four): New insns.
4890 * invoke.texi (Thumb Options): Fix spelling. Document new
4891 options -msingle-pic-base and -mpic-register=.
4893 1999-07-26 Andrew Haley <aph@cygnus.com>
4895 * config/m32r/initfini.c (__init): Use a full word immediate for
4896 __fini: this allows it to be placed in any memory region.
4898 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
4899 -mmodel=medium. This is OK for all memory models.
4901 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
4903 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
4904 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
4906 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
4908 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
4911 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
4913 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
4915 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
4916 (BUILD_VA_LIST_TYPE): New.
4917 (EXPAND_BUILTIN_VA_START): New.
4918 (EXPAND_BUILTIN_VA_ARG): New.
4919 * i860.c (output_delayed_branch): Disable.
4920 (output_delay_insn): Likewise.
4921 (i860_saveregs): New.
4922 (i860_build_va_list): New.
4923 (i860_va_start): New.
4925 * i860.md: Disable all peepholes using output_delayed_branch.
4926 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
4928 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
4930 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
4931 (BUILD_VA_LIST_TYPE): New.
4932 (EXPAND_BUILTIN_VA_START): New.
4933 (EXPAND_BUILTIN_VA_ARG): New.
4934 * clipper.c (clipper_builtin_saveregs): Only dump registers.
4935 Return the address of the save area.
4936 (clipper_build_va_list): New.
4937 (clipper_va_start): New.
4938 (clipper_va_arg): New.
4940 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
4942 * arc.h (EXPAND_BUILTIN_VA_START): New.
4943 (EXPAND_BUILTIN_VA_ARG): New.
4944 * arc.c (arc_setup_incoming_varargs): Set alias set of
4946 (arc_va_start): New.
4949 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
4951 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
4952 (BUILD_VA_LIST_TYPE): New.
4953 (EXPAND_BUILTIN_VA_START): New.
4954 (EXPAND_BUILTIN_VA_ARG): New.
4955 * alpha.c (alpha_builtin_saveregs): Delete.
4956 (alpha_build_va_list): New.
4957 (alpha_va_start): New.
4958 (alpha_va_arg): New.
4960 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
4962 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
4964 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
4965 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
4967 * gcc.texi: More changes related to list conversion.
4968 * invoke.texi: Likewise.
4970 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
4972 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
4973 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
4974 (expand_builtin_next_arg): Accept ARGLIST not EXP.
4975 (stabilize_va_list): New function.
4976 (std_expand_builtin_va_start): New function.
4977 (expand_builtin_va_start): New function.
4978 (get_varargs_alias_set): New function.
4979 (std_expand_builtin_va_arg): New function.
4980 (expand_builtin_va_arg): New function.
4981 (expand_builtin_va_end): New function.
4982 (expand_builtin_va_copy): New function.
4983 (expand_builtin): Call them.
4984 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
4985 __builtin_{varargs_start,stdarg_start,end,copy}.
4986 (build_va_arg): New function.
4987 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
4988 (build_va_arg): Declare.
4989 * c-decl.c (ptr_type_node, va_list_type_node): New.
4990 * c-parse.gperf (__builtin_va_arg): New.
4991 * c-parse.in (VA_ARG): New token.
4992 (unary_expr): Recognize it.
4993 * expr.c (expand_expr): Expand VA_ARG_EXPR.
4994 * expr.h (std_expand_builtin_va_start): Declare.
4995 (std_expand_builtin_va_arg): Declare.
4996 (expand_builtin_va_arg): Declare.
4997 (get_varargs_alias_set): Declare.
4998 * tree.def (VA_ARG_EXPR): New.
4999 * tree.h (BUILT_IN_VARARGS_START): New.
5000 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
5001 (ptr_type_node, va_list_type_node): Declare.
5002 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
5003 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
5004 * m88k.h, m88k.c: Likewise.
5005 * mn10300.h, mn10300.c: Likewise.
5006 * pa.h, pa.c: Likewise.
5007 * rs6000.h, rs6000.c: Likewise.
5008 * sh.h, sh.c: Likewise.
5009 * sparc.h, sparc.c: Likewise.
5011 * emit-rtl.c (operand_subword): Copy alias set.
5012 (change_address): Likewise.
5014 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
5016 * pa.c (compute_frame_size): Scan all the used callee saved registers,
5017 not just the first one.
5019 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
5021 * config/arm/arm.h (TARGET_SWITCHES): Add
5022 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
5023 (TARGET_OPTIONS): Add -mpic-register=.
5024 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
5025 (arm_pic_register_string): Declare.
5026 (NEED_PLT_GOT): Delete, replace with ...
5027 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
5028 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
5029 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
5030 * config/arm/arm.c (arm_override_options): Add new option
5032 (arm_pic_register_string): New variable.
5033 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
5034 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
5035 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
5036 (output_return_instruction): Likewise.
5037 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
5038 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
5039 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
5041 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
5042 mention of -msched-prolog. Document new options -msingle-pic-base
5043 and -mpic-register=.
5045 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
5047 * haifa-sched.c (reemit_notes): Tidy.
5048 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
5051 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
5053 * explow.c (trunc_int_for_mode): New function.
5054 (plus_constant_wide): Use it.
5055 * combine.c (simplify_and_const_int): Likewise.
5056 (merge_outer_ops): Likewise.
5057 (simplify_shift_const): Likewise.
5058 * cse.c (simplify_unary_operation): Likewise.
5059 (simplify_binary_operation): Likewise.
5060 * emit-rtl.c (operand_subword): Likewise.
5061 * rtl.h: Declare it.
5063 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5065 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
5066 (use NUM_REGS instead of NUM_INTS).
5068 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5070 * builtins.c: New file.
5071 * expr.c (saveregs_value, apply_args_value): Delete definition,
5072 moved into builtins.c.
5073 (string_constant): No longer static.
5074 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
5075 apply_args_size, apply_result_size, result_vector,
5076 expand_builtin_apply_args, expand_builtin_apply,
5077 expand_builtin_return): Delete functions, moved into builtins.c.
5078 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
5079 * expr.h (saveregs_value, apply_args_value): Declare variables.
5080 (expand_builtin, string_constant): Declare functions.
5081 * Makefile.in: Update to build builtin.o.
5083 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5085 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
5086 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
5087 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
5088 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
5090 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
5093 1999-07-21 Michael Meissner <meissner@cygnus.com>
5095 * print-rtl.c (print_rtx): Print the names of the virtual
5098 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
5100 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
5101 introduced in previous delta.
5103 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5105 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
5106 to avoid name clash.
5108 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5110 * c-lex.c (yylex) : Correct the test for overflow when lexing
5113 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
5115 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
5116 (adjust_priority): Always call ADJUST_PRIORITY.
5117 (schedule_insn): Only put insns into the ready at cost 0.
5118 (schedule_block): Remove redundant initial sort. Give clock_var
5119 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
5121 * tm.texi (MD_SCHED_REORDER): Update docs.
5123 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
5124 * sparc.c (ultra_reorder_called_this_block): Delete.
5125 (ultrasparc_sched_init): Don't set it.
5126 (ultrasparc_sched_reorder): Don't check it.
5128 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
5130 * rs6000.h (struct rs6000_args): Add sysv_gregno.
5131 * rs6000.c (init_cumulative_args): Init sysv_gregno.
5132 (function_arg_boundary): Align DFmode.
5133 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
5134 to get fp reg and stack overflow correct.
5135 (function_arg): Likewise.
5136 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
5137 (setup_incoming_varargs): Restructure for ABI_V4; use
5138 function_arg_advance to skip final named argument.
5139 (expand_builtin_saveregs): Properly unskip the last integer arg
5140 when doing varargs. Adjust overflow location calculation.
5142 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
5143 explicitly unsigned.
5144 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
5145 (__VA_GP_REGSAVE): Similarly.
5146 (__va_longlong_p): Delete.
5147 (__va_arg_type_violation): New declaration.
5148 (va_arg): Restructure. Flag promotion errors. Align double.
5149 TFmode passed by reference.
5151 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
5152 in the HOST_BITS_PER_WIDE_INT > 32 case.
5154 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
5156 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
5158 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
5160 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
5161 * toplev.c (documented_lang_options): Add -fpreprocessed.
5162 * cpplib.h (struct cpp_buffer): Add preprocessed.
5163 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
5164 (cpp_start_read): Don't expand macros or emit an initial #line
5165 directive if -fpreprocessed.
5167 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5169 * cpplib.h (struct cpp_buffer): Added manual_pop for
5170 better C++ tokenization.
5171 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
5172 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
5173 * c-common.c (cpp_token): Make non-static.
5175 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5177 * c-common.h: New file.
5178 * c-common.c (permanent_obstack): Delete unused declaration.
5179 (c_global_trees): New array.
5180 (c_common_nodes_and_builtins): New function; split off common code
5181 from init_decl_processing in both c-decl.c and cp/decl.c.
5182 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
5183 c_global_trees and accessor macros defined in c-common.h.
5185 * c-decl.c: Delete definitions for tree nodes that were replaced by
5187 (init_decl_processing): Build void_list_node.
5188 Call c_common_nodes_and_builtins; delete code to generate the common
5190 * objc/objc-act.c (build_module_descriptor): Rename variable
5191 void_list_node to avoid clash with c-common.h.
5193 * Makefile.in: Update dependencies.
5194 * objc/Make-lang.in: Likewise.
5196 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
5198 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
5199 (UNIQUE_SECTION_P): Likewise.
5200 (UNIQUE_SECTION): Likewise.
5202 1999-07-19 Linas Vepstas <linas@linas.org>
5204 * config/i370/README: New file.
5205 * config/i370/linux.h: New file.
5206 * config/i370/mvs.h: New file.
5207 * config/i370/oe.h: New file.
5208 * config/i370/t-linux: New file.
5209 * config/i370/t-mvs: New file.
5210 * config/i370/t-oe: New file.
5211 * config/i370/x-oe: New file.
5212 * config/i370/xm-linux.h: New file.
5213 * config/i370/xm-mvs.h: New file.
5214 * config/i370/xm-oe.h: New file.
5216 * i370.c (label_node_t): Add first_ref_page, label_addr,
5217 label_first_ref, label_last_ref members.
5218 (mvs_need_base_reload): Renamed from mvs_label_emitted.
5219 (MAX_MVS_LABEL_SIZE): Define.
5220 (MAX_LONG_LABEL_SIZE): Define.
5221 (alias_node_t, alias_anchor, alias_number): New.
5222 (mvs_function_table): Reorder for EBCDIC.
5223 (ascebc, ebcasc): Unconditionally define.
5224 (i370_branch_dest, i370_branch_length): New functions.
5225 (i370_short_branch, i370_label_scan): New functions.
5226 (mvs_get_label): Renamed from mvs_add_label. Search for
5227 an existing label before creating a new one.
5228 (mvs_add_label): New function.
5229 (mvs_get_label_page): New function.
5230 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
5231 over the entire list.
5232 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
5233 (mvs_check_page) [TARGET_ELF_ABI]: New function.
5234 (mvs_add_alias, mvs_need_alias): New functions.
5235 (mvs_get_alias, mvs_check_alias): New functions.
5236 (handle_pragma): New function.
5237 (mvs_function_check): New function.
5238 (unsigned_jump_follows_p): Search harder.
5239 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
5240 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
5241 * i370.h (TARGET_VERSION): Delete.
5242 (CPP_SPEC, CPP_PREDEFINES): Delete.
5243 (mvs_label_emitted): Delete.
5244 (TARGET_EBCDIC): Delete.
5245 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
5246 (HANDLE_PRAGMA): Define.
5247 (HARD_REGNO_NREGS): Handle complex modes.
5248 (HARD_REGNO_MODE_OK): Likewise.
5249 (CLASS_MAX_NREGS): Likewise.
5250 (RET_REG): Likewise.
5251 (EXTRA_CONSTRAINT): Define.
5252 (RETURN_IN_MEMORY): True for DImode.
5253 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
5254 (FUNCTION_PROFILER): Delete.
5255 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
5256 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
5257 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
5258 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
5259 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
5260 (ASM_FILE_START): Add "RMODE ANY".
5261 (ASM_OUTPUT_EXTERNAL): Check for aliases.
5262 (ASM_GLOBALIZE_LABEL): Likewise.
5263 (ASM_OUTPUT_LABELREF): Likewise.
5264 (ASM_OUTPUT_COMMON): Likewise.
5265 (PRINT_OPERAND): Handle 'K', 'W', default.
5266 (PRINT_OPERAND_ADDRESS): New.
5267 (Lots of defines): Add support for TARGET_ELF_ABI.
5268 * i370.md (attr length): New. Define for all patterns.
5269 (*): Lots of tweeks to assembly output and constraints.
5271 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
5273 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
5274 Disable patterns performing SImode comparisons with SImode values
5275 if TARGET_POWERPC64 and instruction does not sign-extend or does
5276 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
5277 differ for signed quantities.
5278 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
5279 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
5280 (decrement_and_branch_on_count): Add 64-bit variant.
5282 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5284 * final.c (output_asm_insn): When searching for the matching string
5285 for a given dialect, don't run past the end of the list of
5286 alternatives if there are fewer alternatives in the template than
5289 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
5291 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
5292 Removed paragraph about compression of files and size limitation,
5293 duplicated in the FAQ. Use gcc-patches for posting patches.
5294 * gcc.c (main): Updated URL with bug reporting instructions to
5295 gcc.gnu.org. Removed e-mail address.
5296 * system.h (abort): Likewise.
5298 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5300 * Makefile.in (stmp-multilib-sub): Make the files extracted
5301 from $(LIBGCC1) writable.
5303 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
5305 * config/arm/aout.h: Reformat for improved readability.
5307 * config/arm/arm.h: Reformat for improved readability.
5308 Replace uses of fprintf with asm_fprintf where appropriate.
5309 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
5310 function declaration assembler actions.
5311 (NUM_INTS): New macro: Convert from bytes to words.
5312 (NUM_REGS): New macro: Compute number of registers required to
5313 hold a quanitity of tyep MODE.
5314 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
5316 (NUM_ARG_REGS): New macro: The number of argument registers
5318 (ARG_REGISTER): New macro: Compute the register number of the Nth
5320 (LAST_ARG_REGNUM): New macro: The number of the last argument
5322 (SP_REGNUM): New macro: Register number of the stack pointer.
5323 (FP_REGNUM): New macro: Register number of the frame pointer.
5324 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
5325 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
5326 CUMULATIVE_ARGS so that it counts registers not bytes.
5328 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
5330 Replace uses of fprintf with asm_fprintf where appropriate.
5331 (output_ascii_pseudo_op): Replace with version from thumb.c
5333 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
5335 * config/arm/elf.h (CPP_PREDEFINES): Replace with
5337 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
5338 (ASM_FILE_START): Emit ASM_APP_OFF.
5340 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
5342 * pa.c (compute_frame_size): Round frame according to
5343 STACK_BOUNDARY rather than a hardwired value.
5345 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
5347 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
5349 * configure: Rebuilt.
5351 * configure.in (hppa*-*-linux*): New configuration.
5352 * configure: Rebuilt.
5353 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
5354 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
5355 * pa/pa-linux.h: New file.
5356 * pa/t-linux: New file.
5357 * pa/xm-linux.h: New file.
5359 * pa.c (hppa_legitimize_address): Change references from SImode to
5360 either Pmode or word_mode as appropriate.
5361 (emit_move_sequence, store_reg, load_reg): Likewise.
5362 (set_reg_plus_d, hppa_expand_prologue): Likewise.
5363 (output_mul_insn): Likewise.
5364 * pa.h (PROMOTE_MODE): Likewise.
5365 (INITIALZE_TRAMPOLINE): Likewise.
5366 (Pmode): Define to word_mode.
5368 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
5369 value of 4. Allocate 8 bytes for each FP register save.
5370 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
5372 (hppa_expand_prologue): Likewise.
5373 * pa.h (PROMOTE_MODE): Likewise.
5374 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
5375 (FUNCTION_ARG_BOUNDARY): Likewise.
5377 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
5379 * pa.c (out_of_line_prologue_epilogue): Delete.
5380 (override_options): Remove -mspace related code.
5381 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
5382 (compute_frame_size): Only allocate space for register that
5383 actually need to be saved.
5384 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
5385 (TARGET_SWITCHES): Remove -mspace, -mno-space
5386 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
5387 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
5388 * pa/ee.asm, pa/ee_fp.asm: Delete.
5390 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
5392 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
5393 directive in column zero.
5395 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
5397 * m68k.c (output_function_prologue): Fix computation of save mask
5398 when generating PIC code.
5400 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
5402 * tree.c (build_type_attribute_variant): Move current_obstack restore
5403 after build_qualified_type call.
5405 1999-07-15 Mark Mitchell <mark@codesourcery.com>
5407 * configure.in: Use t-iris6, even with GNU LD.
5408 * config/mips/iris6gld.h: Fix typo in linker spec.
5409 * config/mips/t-iris6gld: Remove.
5411 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5413 * rs6000.md (insv, extzv): Remove SImode dependence in named
5414 patterns. Explicitly generate DImode RTL if PowerPC64 and
5416 (insvdi): Reverse start and size in instruction template.
5418 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5420 * invoke.texi: Typo fixes.
5422 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5424 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5425 handle at this time instead of silently generating incorrect code.
5426 (gen_imagpart): Likewise.
5428 * reload.c (find_reloads): Emit a USE for a pseudo register without
5429 a hard register if we could not create an optional reload for the
5432 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5434 * c-typeck.c (output_init_element, process_init_element):
5435 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5436 check for nameless bit fields.
5438 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5440 * regclass.c (scan_one_insn): Notice subregs that change the
5441 size of their operand.
5442 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5444 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5446 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5447 * configure: Rebuilt.
5448 * alpha/t-ieee: New file.
5450 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5452 * rs6000.c (find_addr_reg): Do not select r0 as an address
5455 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5457 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5459 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5461 * rs6000.md (movsf): Do not force easy FP constants into memory.
5463 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5464 immed_double_const to ensure they are properly truncated then
5467 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5469 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5470 always unless NO_DEBUG is used. Compile this code
5472 (replace_symbols_in_block): Compile it unconditionally.
5474 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5476 * configure.in (i?86-*-elf*): New target.
5477 * configure: Rebuilt.
5478 * i386/i386elf.h, i386/t-i386elf: New files.
5480 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5482 * toplev.c (main): Don't complain about saying -gdwarf.
5483 (rest_of_compilation): Remove redundant code.
5485 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5487 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5489 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5491 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
5492 "Li960R:", to avoid name clash.
5494 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5496 * loop.c (check_dbra_loop): When reversing a loop, delete all
5497 REG_EQUAL notes referencing the reversed biv except those which are
5498 for a giv based on it.
5500 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
5502 * version.c: Drop "gcc-" prefix from version #.
5504 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
5506 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
5507 the label if we're being verbose.
5509 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
5511 * m68k.c (output_function_prologue): Add pic register to mask
5512 if live and flag_pic.
5513 (output_function_epilogue): Likewise.
5515 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
5517 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
5518 directives in column zero.
5520 * pa/elf.h (ASM_FILE_START): Define.
5521 * pa/som.h (ASM_FILE_START): Include .level directives.
5522 * pa/hpux10.h (ASM_FILE_START): Delete.
5523 * pa/hpux11.h (ASM_FILE_START): Delete.
5525 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
5527 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5529 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
5530 when reload_out equals reload_in.
5532 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
5534 * invoke.texi (Spec Files): New node: Describe the contents of
5537 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
5539 * invoke.texi (DEC Alpha Options): Put @end table at
5540 beginning of line, to avoid confusing texi2html.
5542 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
5544 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
5545 introduced in previous delta.
5547 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5549 * reload1.c (gen_reload): When synthesizing a 3 operand add
5550 sequence, improve test for when to reload OP1 into the reload
5551 register instead of OP0.
5553 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
5555 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
5557 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
5559 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
5562 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
5564 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
5565 (va_dcl): Use __builtin_va_alist_t.
5567 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
5569 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
5570 on the permanent_obstack.
5571 * dwarfout.c (output_type): Likewise.
5573 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
5575 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5576 Merged from c-typeck.c and cp/typeck.c.
5577 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5578 Merged into c-common.
5580 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
5582 * c-lex.c (errorcount): Declare it.
5583 (finish_parse): Update errorcount when using CPPLIB.
5585 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
5587 * fixinc/inclhack.def(end_else_label): Double the backslash so
5588 sed gets a chance to see it.
5589 * fixinc/inclhack.sh: regen
5590 * fixinc/fixincl.x: regen
5592 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
5594 Add framework to support armv5 architecture when it becomes
5597 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
5598 (arm_arch5): New variable.
5599 (all_architectures): Add armv5 line.
5600 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
5601 -march=armv5 is specified on the command line.
5602 (arm_arch5): Export this variable.
5603 * invoke.texi: Document new string accepted by -march= switch for
5606 * config/arm/arm.h: Replace use of constant 12 as a register
5607 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5608 * config/arm/arm.c: Replace use of constant 12 as a register
5609 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
5611 * config/arm/elf.h: Tidy up.
5612 * config/arm/coff.h: Tidy up.
5614 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
5616 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
5617 * gcc/config/mips/t-iris6gld: New file.
5618 * gcc/config/mips/iris6gld.h: Likewise.
5620 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
5622 * c-decl.c (widest_integer_literal_type_node,
5623 widest_unsigned_literal_type) : New.
5624 (init_decl_processing): Handle/use the two new types.
5625 * c-common.c (type_for_size,type_for_mode) : Same.
5626 * c-lex.c (yylex) : Same.
5627 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5629 * c-tree.h (widest_integer_literal_type_node,
5630 widest_unsigned_literal_type) : New.
5632 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
5634 * dwarfout.c (field_byte_offset): Correctly compute the object's
5635 byte offset for the first bit of a field which crosses an alignment
5636 boundary on a !BYTES_BIG_ENDIAN target.
5638 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
5640 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
5643 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
5644 Jeff Law <law@cygnus.com>
5646 * ginclude/varargs.h (va_dcl): Use word_mode for type of
5649 * except.c: Include intl.h.
5650 (expand_eh_return): Set current_function_cannot_inline.
5651 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
5652 * function.h (struct function): Add eh_return_stub_label.
5653 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
5654 * Makefile.in (except.o): Depend on intl.h.
5656 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
5658 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
5659 same as offsettable in cases 1 and 2.
5661 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
5663 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
5664 (extlh, extwh): Likewise.
5666 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
5668 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
5670 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
5672 * configure.in: Add arm-pe and thumb-pe targets.
5673 * configure: Regenerate.
5675 * thumb.c (arm_naked_function_p): New function: Determines if
5676 a function is naked (has no gcc generated prologue/epilogue).
5677 (is_called_in_ARM_mode): Return true if the func has the
5678 interfacearm attribute.
5679 (output_return): Do not generate a return for naked functions.
5680 (thumb_function_prologue): Do not generate a prologue for
5682 (thumb_expand_prologue): Do not generate a prologue for naked
5684 (thumb_expand_epilogue): Do not generate an epilogue for naked
5686 (arm_valid_machine_decl_attribute): New function, copied from
5687 arm.c: Permit naked and interfacearm attributes.
5689 * config/arm/pe.c: New file: Support code for arm-pe target.
5690 * config/arm/pe.h: New file: Header file for arm-pe target.
5691 * config/arm/tpe.h: New file: Header file for thumb-pe target.
5692 * config/arm/t-thumb-pe: New file: Makefile fragment for
5695 1999-07-01 Mark Kettenis <kettenis@gnu.org>
5697 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
5698 -fPIC or -fpic is specified.
5700 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
5702 * expr.c (emit_block_move): Use copy_to_mode_reg for
5703 !TARGET_MEM_FUNCTIONS case too.
5705 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
5707 * configure: Rebuilt.
5708 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
5709 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
5710 definitions made redundant by dbxelf.h inclusion. Delete
5711 lots of definitions related to assembly output that are
5712 specific to the SOM object format.
5713 * pa.c (output_function_prologue): Do not emit the function's
5715 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
5716 * pa-pro.h: Deleted.
5717 * som.h: New file with SOM specific definitions.
5718 * elf.h: New file with ELF specific definitions.
5720 * elfos.h (const_section): Output a tab before assembler directives.
5721 (ctors_section, dtors_section): Likewise.
5722 (ASM_OUTPUT_SECTION_NAME): Likewise.
5724 * pa/pa1.h: Delete unused file.
5726 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
5728 * configure.in (hppa*-hp-hpux11*): New configuration.
5729 * configure: Rebuilt.
5730 * pa/pa-hpux11.h: New file.
5731 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
5734 * mips.md (leasi, leadi): New patterns.
5736 * expr.c (emit_block_move): Properly handle case where one of the
5737 block move arguments has a queued increment or decrement.
5738 (clear_storage): Similarly. Fix formatting goof.
5740 1999-06-28 "David O'Brien" <obrien@NUXI.com>
5742 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
5743 semicolon from the BSD VA_LIST replacement expression.
5745 * fixinc/inclhack.sh: regen
5746 * fixinc/fixincl.x: regen
5748 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
5749 now use the fixincl program.
5751 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
5753 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
5754 case. Also make the PIC register call_used.
5756 * m68k.h (FINALIZE_PIC): Delete.
5757 * m68k.c (finalize_pic): Delete.
5759 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
5761 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
5764 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
5766 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
5768 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
5770 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
5772 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
5774 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
5776 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
5778 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
5780 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
5782 * rs6000.c (output_toc): Always use hex values for floating-point
5783 constants. Store single-precision values in upper-half of TOC
5784 entry in 64-bit mode.
5785 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
5786 to final constraints.
5787 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
5788 (fctiwz): Improve accuracy of RTL for pattern.
5790 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
5792 * expr.c (expand_expr): Allow RTL_EXPR's through the
5793 MAX_INTEGER_COMPUTATION_MODE checks.
5795 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
5797 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
5798 such that MASK_SUPPORT_ARCH is not negative.
5800 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
5802 * loop.c (verify_dominator): Properly handle ADDR_VEC and
5803 ADDR_DIFF_VEC insns that appear inside loops.
5805 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
5806 Jeff Law <law@cygnus.com>
5808 * rs6000.md (movdf_hardfloat32): Revert previous patch.
5809 Handle LO_SUM the same as offsettable in cases 1 and 2.
5810 * rs6000.c (find_addr_reg): Revert previous patch.
5812 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
5814 * system.h (strstr): New external function declaration.
5815 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
5816 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
5817 * config.in, configure: Rebuilt.
5819 1999-06-24 Tom Tromey <tromey@cygnus.com>
5821 * gcc.c (main): Read user-specified specs files after computing
5822 additional startfile_prefixes.
5824 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
5826 Revert these two patches:
5828 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5829 * loop.c (strength_reduce): When doing biv->giv conversion, update
5830 reg note of NEXT->insn.
5832 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5833 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5835 (recombine_givs): Set ix field after sorting.
5837 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5839 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
5840 for the parts of an UNSPEC / UNSPEC_VOLATILE.
5842 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
5844 *fixinc/inclhack.def: Add fix development commentary
5845 (read_ret_type): reactivate and add selection clause
5846 (zzz_*): tweak output file name to match what is used in hackshell.tpl
5847 *fixinc/{fixincl.x|inclhack.sh}: regen
5849 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
5851 * expr.c (expand_expr): STRIP_NOPS before checking against
5852 MAX_INTEGER_COMPUTATION_MODE
5853 (check_max_integer_computation_mode): Likewise.
5855 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
5857 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
5859 1999-06-22 Jim Wilson <wilson@cygnus.com>
5861 * expr.c (store_expr): When target is a promoted subreg, return a
5862 promoted subreg as a result.
5864 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
5866 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
5868 (dwarf2out_define): Mark unused parameters appropriately.
5869 (gen_unspecified_parameters_die): Ditto.
5870 (gen_subprogram_die): Fix signed/unsigned warnings.
5871 (gen_variable_die): Ditto.
5873 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
5875 * fixinc/inclhack.def(end_else_label): combined else_label
5876 and endif_label and fixed the sed expression.
5877 *fixinc/{fixincl.x|inclhack.sh}: regen
5879 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
5881 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
5882 'x' when handling non-offsettable addresses
5884 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
5886 * final.c (shorten_branches): Don't try to split an insn that has
5889 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
5891 * config/mips/mips.c (symbolic_expression_p): New function.
5892 (mips_select_rtx_section): Put symbolic expressions in the
5893 data section, not the read-only data section.
5895 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
5897 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
5899 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
5901 * collect2.c (main): Log frame table count.
5902 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
5903 (scan_prog_file) [COFF]: Handle frame tables.
5905 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
5906 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
5907 * alpha/elf.h: Undef them again.
5908 * alpha/vms.h: Remove their definitions.
5910 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5912 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
5913 remove the clobber of r0 and change the REG_UNUSED note to
5916 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
5918 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
5919 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
5920 fits in HOST_WIDE_INT and one uses union to access a long constant
5923 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
5925 * sparc.c (sparc_override_options): Don't allow profiling for
5926 code models other than medlow.
5927 (sparc_function_profiler): New function from old FUNCTION_PROFILER
5928 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
5929 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
5930 (sparc_block_profiler): Likewise.
5931 (sparc_function_block_profiler_exit): Likewise.
5932 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
5933 (FUNCTION_BLOCK_PROFILER): Likewise.
5934 (BLOCK_PROFILER): Likewise.
5935 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5936 (MCOUNT_FUNCTION): New.
5937 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
5938 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
5939 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
5940 (MCOUNT_FUNCTION): New.
5941 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
5942 (BLOCK_PROFILER): Delete.
5943 (MCOUNT_FUNCTION): New.
5945 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
5947 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
5949 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5951 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5954 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5957 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5960 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
5963 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
5965 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
5968 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
5970 * i386/djgpp.h (LIB_SPEC): New.
5971 (STARTFILE_SPEC): New.
5973 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
5975 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
5977 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
5980 * system.h (WSTOPSIG): New macro.
5982 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
5984 * c-pragma.c (push_alignment): Don't ignore alignments greater than
5986 (insert_pack_attributes): Take into account member natural
5989 * i386/winnt.c (exports_head): New static variable.
5990 (i386_pe_record_exported_symbol): New function.
5991 (i386_pe_asm_file_end): Use.
5992 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
5993 symbols to be emitted at end of assembly.
5994 (ASM_DECLARE_OBJECT_NAME): Likewise.
5995 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5997 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
6000 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
6002 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
6005 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
6007 * haifa-sched.c (sched_analyze_1): Use free_list instead of
6008 zapping reg_last_uses directly.
6009 (sched_analyze_2, sched_analyze_insn): Likewise.
6010 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
6012 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
6014 * rs6000.md (movdf_hardfloat32): Use worst case insn length
6015 attributes for cases 1 and 2.
6017 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
6019 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
6022 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
6024 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
6026 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
6028 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
6029 PIC_OFFSET_TABLE_REGNUM for general alloaction.
6030 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
6031 must be stacked if it is used for PIC accesses.
6032 * arm.c (use_return_insn): Handle PIC register specially.
6033 (output_return_instruction): Likewise.
6034 (output_func_{prologue,epilogue}): Likewise.
6035 (output_expand_prologue): Likewise.
6037 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
6038 (*strsi_predec): Renamed from *strqi_predec.
6039 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
6040 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
6042 * arm.c (arm_override_options): Remove warning about PIC code
6043 not being supported.
6045 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
6047 * rs6000.c (find_addr_reg): New function.
6048 * rs6000.h (find_addr_reg): Declare.
6049 (offsettable_addr_operand): Delete.
6050 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
6051 from and stores to GPRs.
6053 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
6055 * alpha.c (alpha_expand_block_move): Use get_insns rather than
6056 gen_sequence as argument to emit_no_conflict_block.
6058 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6060 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
6061 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
6062 *fixinc/fixincl.x: regen
6063 *fixinc/inclhack.sh: regen
6065 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
6067 * added support for -mpcrel (PC relative addressing for m68k)
6068 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
6069 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
6070 * m68k.c (print_operand_address): Handle 32-bit PIC case.
6071 (comments for general_src_operand): Add some explanation
6072 about EXTRA_CONSTRAINTS.
6073 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
6074 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
6075 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
6076 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
6077 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
6078 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
6079 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
6081 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
6082 * m68k.h (TARGET_PCREL): New target flag.
6083 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
6084 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
6085 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
6086 contains a SYMBOL_REF. Relax this constraint during reload, since
6087 we want to use the predicates, not reload's built-in concept of a
6088 valid memory address, to control what insns need reloading.
6089 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
6090 operands (essentially 'g', 'm', and 's' under normal circumstances).
6091 * m68k.c (print_operand): Cause printing of pc-relative addresses
6092 to include pc register.
6093 (print_operand_address): Ditto.
6094 (general_src_operand): Accept operands that are not only
6095 general_operands, but are also valid when used as a pc-relative
6097 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
6098 (memory_src_operand): Similar, for memory_operands.
6099 (pcrel_address): New predicate to accept the special case of a
6100 pc-relative address.
6101 * m68k.md (many patterns): Rewrite common SImode, HImode, and
6102 QImode insns to accept *_src_operand instead of *_operand where
6103 pc-relative operands can fit. For example, a pc-relative operand
6104 can be used as a memory source operand for addsi3, but not as a
6106 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
6108 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
6110 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
6111 .thumb_set pseudo op to mark aliases of thumb functions.
6113 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
6115 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
6116 preference to ASM_OUTPUT_DEF, if it is defined.
6118 * tm.texi: Document new, optional target macro
6119 ASM_OUTPUT_DEF_FROM_DECLS.
6121 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6123 * fixincludes: ISCNTL patch
6124 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
6125 (dgux_int_varargs): new for DG/UX
6126 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
6128 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
6130 * invoke.texi (ia32 options): Fix typo.
6132 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6134 * loop.c (strength_reduce): When doing biv->giv conversion, update
6135 reg note of NEXT->insn.
6137 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
6139 * loop.c (move_movables): Note issues with replacing REGs with
6141 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
6143 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
6145 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
6147 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
6148 the reference to `mcount' was not correct for the ELF on FreeBSD.
6150 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6152 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6155 (recombine_givs): Set ix field after sorting.
6157 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
6159 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
6160 to safe to extract a subword out of a REG.
6162 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6164 * sh.md (mulsi3): Don't add a no-op move at the end.
6166 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6168 * cse.c (cse_insn): Don't put hard register source into tables for
6169 the last insn of a libcall.
6171 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6173 * loop.c (strength_reduce): Insert sets of derived givs at every
6174 biv increment, even if it's the only one.
6176 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6178 * dwarfout.c (add_incomplete_type): New fn.
6179 (output_type): Call it.
6180 (retry_incomplete_types): New fn.
6181 (dwarfout_finish): Call it.
6183 From Eric Raskin <ehr@listworks.com>:
6184 (output_type): Output types for bases.
6186 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6188 * mips.c (mips_output_conditional_branch): Add `break'
6189 between `default' label and `close braces'.
6191 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
6193 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
6194 specifications and make it realistic.
6195 (LIB_SPEC): Likewise.
6197 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
6199 * config/mips/mips.c (mips_secondary_reload_class): Check for
6200 (PLUS (SP) (REG)) and return appropriate register class.
6201 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
6202 Handle (PLUS (SP) (REG)).
6203 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
6204 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
6205 of emit_insn for tablejump.
6207 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
6209 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
6210 asm_fprintf format string by itself.
6211 (output_function_profiler): Likewise.
6213 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
6215 * combine.c (simplify_logical, case AND): Only call
6216 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
6217 or the constant is positive.
6219 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
6221 * configure.in: Fix typo in rs6000-ibm-aix4 case.
6222 * configure: Regenerate.
6224 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
6226 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
6227 require a sub-version #.
6228 * configure: Rebuilt.
6230 1999-06-14 Robert Lipe (robertlipe@usa.net)
6232 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
6234 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
6236 * c-typeck.c (process_init_element): Detect excess elements in
6237 char array initializer.
6239 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6241 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
6243 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6245 * invoke.texi (Option Summary): Add -fpermissive flag.
6247 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
6249 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
6250 that require PIC code sequences.
6252 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
6254 * configure.in: Add new target: thumb-elf.
6255 * configure: Regenerate.
6256 * config/arm/t-thumb-elf: New file: Makefile fragment for
6258 * config/arm/telf.h: New file: Header file for thumb-elf
6261 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
6263 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
6264 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
6265 initializers is some circumstances.
6267 * fixinc/inclhack.def (endif_label): Add additional selector for
6268 more bogus stuff after #endif statements.
6269 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6271 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
6273 * i386/cygwin.h (SET_ASM_OP): Define.
6275 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
6277 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
6279 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6281 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
6284 * sh.md (ic_invalidate_line_i): Remove second alternative.
6286 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6288 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
6289 test for the presence of valid prototypes. Delete bypass expr.
6290 (ioctl_fix_ctrl): Correct the selection expression.
6291 (no_double_slash): Correct quoting rules
6292 *fixinc/fixincl.x: regen
6293 *fixinc/inclhack.sh: regen
6295 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
6297 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
6299 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6301 * rs6000.md (movsi_got_internal_mem): Delete.
6302 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
6303 (GOT_TOC_REGNUM): Delete.
6304 (PIC_OFFSET_TABLE_REGNUM): Define.
6305 (FINALIZE_PIC): Disable.
6306 * rs6000.c (rs6000_got_register): New code for fixed pic register.
6307 (rs6000_replace_regno): Delete.
6308 (rs6000_finalize_pic): Likewise.
6309 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
6311 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6313 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
6314 is a note; use <= for the compare; advance P while it is
6317 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
6319 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
6320 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
6322 * varasm.c (remove_from_pending_weak_list): Verify t->name
6323 is non-NULL before passing it to strcmp.
6325 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6327 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
6328 the typed arguments are not part of a comment
6329 (ioctl_fix_ctrl): Added a purpose comment
6330 *fixinc/fixincl.x: regenerate
6331 *fixinc/inclhack.sh: regenerate
6333 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6335 * invoke.texi: Add C4x invocation docs.
6337 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6339 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
6341 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
6343 (c4x_legitimize_reload_address): New function.
6344 * config/c4x/c4x.md: Update docs.
6346 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
6348 * fixincludes: Avoid removing '.'.
6349 * fixinc/fixinc.svr4: Likewise.
6350 * fixinc/fixinc.winnt: Likewise.
6351 * fixinc/inclhack.tpl: Likewise.
6352 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
6354 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6356 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
6358 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
6360 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
6362 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
6365 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
6367 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
6368 * configure: Regenerate.
6370 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
6372 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
6375 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
6377 * fixinc/inclhack.def (avoid_bool): Also catch
6378 "typedef [unsigned] int bool".
6379 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6381 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
6382 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
6383 * configure: Rebuilt.
6385 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
6387 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
6388 such that we can override its definitions if necessary.
6389 (CPP_SPEC): New define. Support processor specific predefines via
6391 (CC1_SPEC): New define. Support processor specific compiler
6392 options via %(cc1_cpu).
6393 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
6396 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6398 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
6399 between sed's -e flag, and the open-quote following it.
6400 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6402 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
6403 Jeffrey A Law (law@cygnus.com)
6405 * varasm.c (assemble_start_function): Remove the function
6406 from the pending weak decls list when we define a function.
6407 (assemble_variable): Similarly for variables.
6408 (weak_finish): Ignore items on the list with a NULL name.
6409 (remove_from_ending_weak_list); New function to "remove" an item
6410 from the pending weak declarations list.
6412 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6414 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6416 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6418 * c-lex.c (GETC): Redefine to call getch.
6419 (UNGETC): Redefine to call put_back.
6420 (putback_buffer): New structure type.
6421 (putback): New static structure.
6422 (getch): New function.
6423 (put_back): New function.
6424 (yylex): Replace unused bytes from bad multibyte character.
6426 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6428 * cpplib.c (do_define): Cast `alloca' return value.
6429 (do_include, do_undef, do_pragma): Likewise.
6430 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6432 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6433 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6435 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6437 * sparc.md (abstf2): This should be an expand.
6438 (split after abstf2_notv9): Fix mode.
6439 (abstf2_hq_v9): New pattern.
6440 (abstf2_v9): Only use when no hard quad.
6441 (absdf2_v9): Fix if target is not the same as source.
6442 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6443 Add correct output constraints.
6445 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6447 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6448 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6450 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6452 * mips.h (mips_output_conditional_branch): New function.
6453 (mips_adjust_insn_length): Likewise.
6454 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6455 (ADJUST_INSN_LENGTH): Likewise.
6456 * mips.c (print_operand): Add `F' and `W' for floating-point
6458 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6460 (mips_adjust_insn_length): New function.
6461 (mips_output_conditional_branch): New function.
6462 * mips.md (length): Adjust attribute definition to handle
6463 conditional branches. Change lengths to bytes, rather than
6464 instructions throughout. Remove length attribute from
6465 instructions whose length is four bytes, and rely on the default
6467 (dslot): Fix typo in comment.
6468 Reword conditional branch patterns to use
6469 mips_output_conditional_branch.
6471 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6473 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6474 (LIB_SPEC): Likewise.
6475 Link with -lprof1_r for -g/-pg.
6477 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6479 * loop.c (check_dbra_loop): Fix change of Jan 19.
6481 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6483 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6484 (STARTFILE_SPEC): Define, override the svr4.h version.
6485 (ENDFILE_SPEC): Likewise.
6487 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6489 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6490 * fixinc/fixincl.x: Regenerated.
6491 * fixinc/inclhack.sh: Regenerated.
6493 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6495 * sh.c (barrier_align): Don't return early for normal branch/barrier
6496 when optimizing for SH2.
6498 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
6500 * i386/udk.h (LINK_SPEC): Correct linker search path for
6503 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6505 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
6506 (braf_label_ref_operand): Delete.
6507 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
6508 * sh.md (casesi_jump_2): Operand1 is now the inside of a
6509 label_ref, and has no predicate.
6510 The patten has a predicate to guard against invalid substitutions.
6511 (dummy_jump): Delete.
6512 (casesi): Update use of casesi_jump_2.
6514 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6516 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
6517 *fixinc/fixincl.x: regenerate
6518 *fixinc/inclhack.sh: regenerate
6520 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
6522 * dwarf2out.c (add_incomplete_type): New fn.
6523 (gen_struct_or_union_type_die): Call it.
6524 (retry_incomplete_types): New fn.
6525 (dwarf2out_finish): Call it.
6527 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
6529 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
6530 current block starts with a CODE_LABEL and ends with a CALL and
6531 we can not find all the argument setup instructions for the CALL.
6533 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
6536 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6537 something is a candidate for optimize_bit_field_compare.
6539 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6541 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
6543 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
6545 * alpha.c (override_options): Thinko in last patch.
6547 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
6548 (LIB_SPEC): Recognize -pthread.
6550 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
6552 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
6553 definition in config/arm/coff.h
6554 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
6556 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6558 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
6559 fixes that need "file=xxx\n" prepended before invocation
6560 (start_fixer - new): starting the fixer process is complex enough
6561 to warrent its own routine. It prepends the "file=xxx\n" stuff.
6562 (process): uses the new routine; omit usage of putenv()
6563 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
6564 * fixinc/fixincl.x: regenerate
6566 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
6568 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
6569 and version #s (1.1 -> 2.96) as needed.
6570 * README.g77: Kill way out of date file in the toplevel directory.
6572 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
6574 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
6575 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
6576 * configure: Rebuilt.
6577 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
6578 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
6579 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
6580 (SWITCH_TAKES_ARG): Likewise.
6581 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
6582 * config/t-freebsd: Moved from config/i386/ so it can used for all
6585 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
6587 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
6589 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
6591 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
6592 * configure: Rebuilt.
6594 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
6596 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
6597 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
6598 * rs6000/rs6000.c (rs6000_file_start): Use putc.
6599 (rs6000_output_load_toc_table): Same.
6600 (output_prolog, output_mi_thunk): Same.
6601 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
6602 (ASM_GLOBALIZE_LABEL): Use putc.
6604 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
6606 * alpha.md (reload_*_help): New patterns and splitters.
6607 (reload_*): Use them.
6608 (mov[qh]i): Likewise.
6610 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
6612 * cccp.c (handle_directive): Handle backslash-newlines in quoted
6615 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
6617 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
6619 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
6621 * flow.c (mark_regs_live_at_end, insn_dead_p,
6622 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
6623 and HARD_FRAME_POINTER_REGNUM special treatment if reload
6624 hasn't run or the frame pointer is needed.
6625 * haifa-sched.c (attach_deaths): Likewise.
6626 * sched.c (attach_deaths): Likewise.
6628 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
6630 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
6631 calculate_can_reach_end returns nonzero.
6633 * configure.in (native gas tests): Search for an assembler in the
6634 same manner that the installed compiler will.
6635 * configure: Rebuilt.
6636 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
6638 * alias.c (find_base_term): Improve handling of addresses
6639 constructed from binary operations.
6641 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
6643 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
6645 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
6647 * function.h (cleanup_label, frame_offset): Declare.
6648 (tail_recursion_label, tail_recursion_reentry): Likewise.
6649 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6650 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
6651 (tail_recursion_label, tail_recursion_reentry): Likewise.
6652 (arg_pointer_save_area, rtl_expr_chain): Likewise.
6654 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
6656 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
6658 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
6659 (MAX_OFILE_ALIGNMENT): Define.
6661 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
6663 * fixincl.c: Replace local include scheme with #includes of
6664 gansidecl.h and system.h.
6665 * procopen.c: Likewise.
6666 * server.c: Likewise.
6668 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
6670 * i386/t-dgux (EXTRA_PARTS): Add crti.o
6671 (crti.o): Add build rule and dependencies.
6672 * fixinc/fixinc.dgux: Use modified _int_varargs.h
6674 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6676 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
6677 (LIB_LINUX_SPEC): Likewise.
6678 (LIB_LINUX_SPEC): Add support for -pthread
6679 (CPP_OS_LINUX_SPEC): Likewise.
6680 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
6683 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
6685 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
6687 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
6688 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
6689 for IEEE math and CC_FCOMI.
6690 (put_jump_code): No IEEE if CC_FCOMI is set.
6692 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6694 * fold-const.c (fold_truthop): Make the field reference unsigned
6695 when converting a single bit compare.
6697 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6699 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
6701 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
6703 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
6704 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
6707 * reload.c (push_reload): Do not call remove_address_replacements
6708 when presented with identical optional reloads.
6710 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
6712 * alpha.h (MASK_FIX, TARGET_FIX): New.
6713 (MASK_*): Reorganize constants.
6714 (CPP_AM_FIX_SPEC): New.
6715 (TARGET_SWITCHES): Add FIX.
6716 (EXTRA_SPECS): Likewise.
6717 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
6718 (SECONDARY_MEMORY_NEEDED): Likewise.
6719 (REGISTER_MOVE_COST): Likewise.
6720 * alpha.c (override_options): Add FIX support. Always use
6721 ALPHA_TP_PROG for ev6.
6722 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
6723 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
6724 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
6726 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
6728 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6729 something is a candidate for optimize_bit_field_compare.
6731 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
6733 * gcc.texi (Passes): Document branch-shortening.
6734 * invoke.texi (Debugging Options): Document the fact that `-dp'
6735 outputs length information for instructions.
6737 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
6739 * flow.c: Revert previous delta.
6741 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
6743 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
6744 FRAME_POINTER_REGNUM.
6745 (mark_set_1): Ditto.
6746 (mark_used_regs): Ditto.
6748 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
6750 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
6751 (GOT_PCREL): New macro. Define to 1 if not already defined.
6752 * arm/elf.h (GOT_PCREL): Define to 0.
6753 * arm.c (arm_finalize_pic): Take into account the setting of
6756 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
6758 * output.h (STRIP_NAME_ENCODING): Provide default definition.
6759 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
6761 * flow.c (mark_set_1): Do not record BLKmode stores as dead
6762 store elimination candidates.
6764 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
6766 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
6769 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
6771 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
6772 Add use of x-aix41-gld.
6774 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
6776 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
6777 (ASM_OUTPUT_DESTRUCTOR): Define.
6779 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
6781 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
6782 last CODE_LABEL in a loop if we have previously passed a jump
6783 to the top of the loop.
6785 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
6787 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
6788 applying Philip's patch.
6790 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
6792 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
6795 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
6797 * loop.c (strength_reduce): Grow reg_single_usage as needed.
6799 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
6801 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
6802 Also remove a useless comment.
6804 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6806 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
6808 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
6810 * collect2.c (main): Only generate import or export file and add
6811 to link arguments if non-empty. Use xmalloc not alloca.
6812 (write_{export,import}_file): Delete.
6813 (write_aix_file): New function.
6814 (locatelib): Use xmalloc not malloc.
6815 (GCC_OK_SYMBOL): Do not check type if aix64.
6817 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
6819 Based on patch by Scott Bambrough and Pat Beirne:
6820 * config/arm/arm.c (making_const_table): New variable.
6821 * config/arm/arm.h (making_const_table): Declare.
6822 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
6824 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
6825 Keep track of when we are building the constant table.
6827 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
6829 * config/arm/arm.c (arm_override_options): Fix erroneous warning
6832 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
6834 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
6837 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
6839 * tm.texi (FUNCTION_ARG): Correct description of a stack element
6842 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
6844 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
6846 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6848 * rs6000.c (output_mi_thunk): Enable full support again.
6850 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6852 * sh.h (BRANCH_COST): Define.
6854 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
6856 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
6858 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
6860 * function.c (assign_stack_local): Align stack slot propertly.
6861 (assign_outer_stack_local): Likewise.
6863 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
6865 * expr.h (lang_expand_constant): Declare.
6866 * toplev.c (lang_expand_constant): Define it.
6867 * varasm.c (output_constant): Use it.
6869 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6871 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
6872 Change function definitions to K&R style.
6874 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6876 * fixinc/fixincl.c: We must not ignore SIGCLD now.
6878 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
6880 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
6881 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
6882 (several places): omit static initialization
6883 (process): use single fd, since only the read fd is used
6884 * fixinc/gnu-regex.c: define 'const' away, if not supported
6885 * fixinc/procopen.c(several places): omit static initialization
6886 * fixinc/server.c: define 'volitile' away, if not supported
6888 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6890 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
6891 asm_fprintf and %L to generate the label name.
6892 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
6893 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
6895 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
6897 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
6898 insn for a conditional jump can not be found.
6900 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
6902 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
6903 on variables in specific sections other than .sbss and .sdata.
6905 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
6907 * stmt.c (expand_return): Call start_cleanup_deferral and
6908 end_cleanup_deferral around conditional code.
6910 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6912 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
6913 filename lists. Utilizes new "krstr" AutoGen function.
6914 * fixinc/fixincl.x: Rebuilt.
6916 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
6918 * i386.c (output_float_compare): Avoid GNU-C extensions.
6920 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
6922 * version.c: Bump to distinguish mainline tree from the
6925 See ChangeLog.1 for earlier changes.
6928 add-log-time-format: current-time-string