1 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2 Mark Mitchell <mark@codesourcery.com>
4 * tree.c (make_lang_type_fn): New funtion pointer.
5 (make_lang_type): Call it.
6 * tree.h (make_lang_type): Declare.
7 (make_lang_type_fn): Likewise.
8 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
10 Thu Oct 7 00:36:17 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
12 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
13 make sure that HIGH instructions are copied into BASE_REGS.
15 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
17 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
19 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
21 * c-decl.c (finish_struct): Use simpler method of
22 removing elements of a singly-linked list.
24 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
26 * alpha.md (peephole2's): Comment out peephole2's that generate
29 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
31 * genrecog.c (add_to_sequence): Disable mode check for
34 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
36 * ggc-simple.c (init_ggc): Set empty_string.
38 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
40 * configure.in: Detect mmap. Add --with-gc=foo to select
41 garbage collector; default to page if mmap available.
42 * Makefile.in (GGC): Substitute.
44 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
46 * c-decl.c (ggc_p): Enable.
48 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
50 * flow.c (verify_flow_info): Make it extern & unconditionally define.
52 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
54 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
55 string for little-endian-data.
57 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
59 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
60 case somebody tries to compile --enable-checking code with gcc
63 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
65 * genrecog.c (add_to_sequence): Verify operand to label_ref is
68 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
70 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
71 * jump.c (jump_optimize_1): Document why.
73 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
75 * collect2.c (scan_prog_file, scan_libraries): Prototype function
76 pointers and casts for `int_handler' and `quit_handler'.
78 * flow.c (verify_flow_info, split_hard_reg_notes,
79 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
80 remove_edge, remove_fake_successors): Add static prototypes.
81 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
82 (mark_set_1): Initialize variable `regno'.
83 (unlink_insn_chain): Likewise for variable `curr'.
84 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
86 * loop.c (strength_reduce): Initialize variable
87 `unrolled_insn_copies'.
88 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
89 prototypes. Change these functions to take const PTR parameters
90 to avoid prototype conflict when used as the comparson argument
92 (check_dbra_loop): Initialize variable `comparison_val'.
94 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
95 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
96 (find_valid_class): Initialize variable `best_class'.
97 (find_reloads): Call memcpy, not bcopy.
99 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
100 (hard_reg_use_compare): Don't needlessly cast away const.
101 (reload_reg_class_lower): Likewise.
102 (choose_reload_regs): Initialize variable `regno'.
104 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
106 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
108 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
110 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
111 ({,d}discard): Add forward declarations. Declare parameter as
113 (main_without_main): Explicitly declare return type to be int.
114 (memcpy): Properly declare.
116 * libgcc2.c (toplevel): If inhibit_libc is defined and not
117 building the trampoline support, declare malloc, free, and
119 (__clear_cache): Mark arguments as potentially unused.
121 * frame.c (toplevel): If inhibit_libc is defined, declare
124 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
126 * flow.c (make_edge): Accept an optional 2D bitmap in which
127 to cache edge existence. Update all callers.
128 (make_label_edge, make_eh_edge): Pass through the edge cache.
129 (make_edges): Provide the cache.
131 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
133 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
135 (local_mbtowc): Change the type of variable `i' from int to size_t.
137 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
138 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
140 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
142 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
143 after other includes that define the appropriate types. Include
144 tm_p.h for getting user prototypes.
145 * ggc-callbacks.c (toplevel): Ditto.
146 * ggc-none.c (toplevel): Ditto.
147 * gcc-page.c (toplevel): Ditto.
148 * ggc-simple.c (toplevel): Ditto.
150 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
151 Jonathan Larmour <jlarmour@cygnus.co.uk>
153 * config/mips/mips.c (mips_move_2words): Split doubles if
154 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
156 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
158 * genrecog.c (struct decision_test): New.
159 (struct decision): Remove test-related members, sort the rest by size.
160 (IS_SPLIT): Simplify.
161 (new_decision, new_decision_test): New.
162 (add_to_sequence): Use them. No special handling for args of
164 (maybe_both_true): Renamed from not_both_true; return sense changed.
165 (maybe_both_true_1, maybe_both_true_2): New. Broken out
166 of maybe_both_true and adjusted for decision_test.
167 (position_merit): Remove.
168 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
169 (merge_accept_insn): New, broken out of merge_trees.
170 (merge_trees): Use them. No special case for c_test; no node
171 splitting; use test type instead of position_merit.
173 (simplify_tests): New.
174 (break_out_subroutines): Don't write code now.
175 (find_afterward): New.
176 (write_afterward, write_switch, write_cond): New.
177 (write_action, is_unconditional): New.
178 (write_node): New. Use them.
179 (write_tree_1): Rewrite. Use the new functions above.
180 (write_tree): Remove afterward processing.
181 (write_subroutine): Simplify function variant emission.
182 (write_subroutines): New.
183 (same_codes, clear_codes): Remove.
184 (same_modes, clear_modes): Remove.
185 (write_header): New, broken out of main.
186 (make_insn_sequence): Use new_decision and new_decision_test.
187 (process_tree): New, broken out of main.
188 (main): Adjust for merge_trees interface change.
189 Don't #define operands in the output file.
190 (record_insn_name): New, broken out of make_insn_sequence.
191 (debug_decision_2, debug_decision_1, debug_decision_0): New.
192 (debug_decision): New.
194 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
196 * resource.c (find_free_register): Mark class_str argument const.
197 * resource.h: Update prototype to match.
199 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
200 * i386.md: Give all anonymous insns names.
202 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
204 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
207 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
209 * toplev.c (dbr_sched_time): Unconditional.
210 (peephole2_time): New.
211 (compile_file): Add pass numbers to all of the dump file suffixes.
212 Dump peephole2_time. Don't dump times for non-applicable passes.
213 (rest_of_compilation): Add pass numbers to dump file suffixes.
214 Conditionalize calls to the scheduler.
215 * invoke.texi: Update.
217 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
219 * flow.c (make_edges): Fix insn iteration.
220 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
221 (find_basic_blocks_1): Fix spelling mistake.
223 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
225 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
226 always have side-effects. Use memset not bzero.
227 (make_node): Likewise.
229 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
231 * stmt.c (expand_anon_union_decl): When any of the elements of the
232 union is addressable, so is the entire union.
234 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
236 * sbitmap.c (sbitmap_ones): Don't set too many bits.
238 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
239 * bitmap.c (bitmap_operation): Return true iff TO changed.
240 (bitmap_equal_p): New.
241 (bitmap_bit_p): Tidy arithmetic.
242 (debug_bitmap_file): Likewise.
244 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
246 * toplev.c (rest_of_compilation): Turn on cse_not_expected
247 before cse2 instead of after.
249 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
251 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
254 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
256 * cppinit.c (is_idchar initializer): Loosen tests to accept
259 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
261 * mips.md: Define conditional move patterns for floating point
262 operands and DI mode conditions.
264 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
266 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
267 always have side-effects.
269 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
271 * mn10200.c (asm_file_start): Fix typo.
273 * cppinit.c (is_idchar initializer): Tighten tests for when
274 to put the table into initialized memory.
276 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
277 not an array of rtunion.
278 * gcc-page.c (ggc_alloc_rtvec): Similarly.
279 * gcc-simple (ggc_free_rtvec): Similarly.
281 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
284 * mbchar.h: Add missing #endif.
286 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
287 (FPBIT, DPBIT): Define.
289 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
291 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
293 * profile.c (instrument_arcs, output_gcov_string,
294 tablejump_entry_p): Add static prototypes.
295 (output_gcov_string): Constify a char*.
297 * regmove.c (replacement_quality, fixup_match_2): Add static
300 * resource.h (reg_dead_p): Add extern prototype.
302 * rtl.c (trim_filename): Add static prototype.
304 * scan-decls.c (skip_to_closing_brace): Likewise.
306 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
307 (expand_end_case): Initialize variable `range'.
308 (emit_case_nodes): Remove unused prototype `rtx_fn'.
310 * varasm.c (asm_emit_uninitialised): Add static prototype.
311 (asm_emit_uninitialised, assemble_variable): Mark parameter with
314 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
316 * cpplib.c (if_directive_nameo): Add static prototype.
318 * cse.c (cse_insn): Remove unused variable `p'.
320 * except.c (create_rethrow_ref, push_entry,
321 receive_exception_label, new_eh_region_entry, find_func_region,
322 clear_function_eh_region, process_nestinfo): Add static prototypes.
323 (get_reg_for_handler): Hide definition.
324 (process_nestinfo): Initialize variable `extra_handlers'.
326 * expr.h (expand_builtin_longjmp): Add extern prototype.
328 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
330 * function.c (prepare_function_start): Likewise.
331 (pop_function_context_from): Mark parameter `context' with
333 (push_temp_slots_for_block, flush_addressof): Hide definition.
335 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
336 solve_program_flow_graph, calculate_branch_probs,
337 function_summary, main, fancy_abort): Add prototypes.
339 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
340 (add_hash): Constify a char*.
342 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
343 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
344 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
346 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
348 * lists.c (free_list, zap_lists): Likewise.
350 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
352 * alias.c (nonlocal_reference_p): Add static prototype.
354 * bitmap.c (bitmap_element_allocate): Prototype args in function
357 * builtins.c (stabilize_va_list): Add static prototype.
358 (expand_builtin_va_arg): Constify a char*.
360 * c-lex.c (getch, put_back, extend_token_buffer_to,
361 read_line_number, token_getch, token_put_back): Add static
364 * c-parse.gperf (hash, is_reserved_word): Likewise.
366 * cccp.c (is_dir_separator): Likewise.
368 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
370 * graph.h: New file to prototype functions exported by graph.c.
372 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
374 * graph.c: Include graph.h.
376 * toplev.c: Likewise. Remove redundant prototypes.
378 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
380 * invoke.texi: Removed duplicated description for -Q.
382 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
384 * extend.texi: Grammar fix in __extension__ text.
386 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
388 * md.texi (define_peephole2): New section.
390 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
392 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
393 (mov $-1 to or peepholer): Enable for pentium when optimizing for
396 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
398 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
400 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
402 * i386.md (ffs expander): Emit Pentium friendly code for
405 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
407 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
411 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
413 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
415 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
417 * config/m68k/m68k.c (use_return_insn): Return false if the pic
420 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
422 * md.texi (No Constraints): Delete section.
423 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
424 * final.c (final_scan_insn): We always have register constraints.
425 * genattrtab.c: Don't include "insn-config.h".
426 (write_attr_case): We always have register constraints.
427 * genconfig.c (register_constraint_flag): Delete.
428 (walk_insn_part): Don't check whether we have register constraints.
429 (main): Don't write out "#define REGISTER_CONSTRAINTS".
430 * genoutput.c (have_constraints): Delete.
431 (main): Don't set it.
432 (output_operand_data): We always have constraints.
433 (scan_operands): Likewise.
434 (compare_operands): Likewise.
435 * local-alloc.c (block_alloc): We always have constraints.
436 (requires_inout): Always compile this function.
437 * recog.c (extract_insn): We always have constraints.
438 (constrain_operands, reg_fits_class_p): Always compile these
440 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
442 (struct insn_operand_data): Likewise.
443 * regclass.c (regclass): We always have constraints.
444 (record_reg_classes, copy_cost, record_address_regs,
445 auto_inc_dec_reg_p): Always compile these functions.
446 * regmove.c (regmove_optimize): We always have constraints.
447 * reload.c (find_reloads): Likewise.
448 * reload1.c (reload): Likewise.
449 (reload_cse_simplify_operands): Likewise.
450 * i860.c (output_delay_insn): Likewise.
452 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
454 * iris6.h (BUILD_VA_LIST_TYPE): Define.
456 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
458 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
459 for the va_list record.
461 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
463 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
466 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
468 * alias.c: Include insn-flags.h.
469 * Makefile.in (alias.o): Update.
471 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
473 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
474 to LTU and GEU. Handle more cases using sbb.
476 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
478 * i386.md (truncatexfdf splitters): Do not use subreg.
479 (fop XFmode patterns): Fix mode in operand testing.
481 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
483 * jump.c (jump_optimize_1): Amend last change to test only the
484 form of the operand, not the insn.
486 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
487 not register_operand to determine when B may need preloading.
489 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
491 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
492 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
493 (call-value patterns): Move to end of file.
494 (*): Remove mode from label_ref in (pc) context.
495 (movstrqi): Use memory not general_operand for BLKmode operands.
496 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
497 to register_operand operands.
498 (peep2 patterns): Convert from commented-out peephole patterns.
500 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
502 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
503 to BUILT_IN_INIT_DWARF_REG_SIZES.
504 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
505 Renamed from BUILT_IN_DWARF_REG_SIZE; call
506 expand_builtin_init_dwarf_reg_sizes.
507 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
508 with __builtin_init_dwarf_reg_size_table.
509 * dwarf2out.c (struct reg_size_range): Delete.
510 (expand_builtin_init_dwarf_reg_sizes): New function.
511 (expand_builtin_dwarf_reg_size): Delete.
512 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
513 (expand_builtin_dwarf_reg_size): Don't declare.
514 * libgcc2.c (dwarf_reg_size_table_initialized): New.
515 (dwarf_reg_size_table): New.
516 (init_reg_size_table): New function.
517 (copy_reg): Use dwarf_reg_size_table.
518 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
521 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
523 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
524 Correctly build argument list to constructor and destructor functions.
526 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
528 * c-tree.h (warn_float_equal): Declare.
529 * c-decl.c (warn_float_equal): Define.
530 (c_decode_option): Recognize -W[no-]float-equal.
531 * c-typeck.c (build_binary_op): Conditionally warn
532 about equality tests of floating point types.
533 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
534 * invoke.texi: Add docs for -Wfloat-equal warning.
536 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
538 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
539 generating RTL directly.
540 * mips.h (INIT_TARGET_OPTABS): Likewise.
541 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
543 * expr.h (init_mov_optab): Delete declaration
545 * h8300.c (WORD_REG_USED): Update to avoid useless register
546 saves in interrupt functions and functions which never return.
548 * cse.c (struct set): Delete inner_dest_loc field.
549 (cse_insn): Remove assignments to inner_dest_loc field.
551 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
553 * ggc-page.c: Don't include <unistd.h> etc taken care of
554 by "system.h". Include <sys/mman.h> afterward.
556 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
558 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
561 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
563 * xcoffout.c (xcoffout_declare_function): Add documentation.
564 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
565 TARGET_64BIT. Compare constant to -1, not bit pattern.
566 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
567 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
570 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
572 * dwarf2out.c (add_abstract_origin_attribute): Abort if
574 (gen_inlined_enumeration_type_die): Do not abort if the type has
575 not been writeen out.
576 (gen_inlined_structure_type_die): Do not abort if the type has
577 not been writeen out.
578 (gen_inlined_union_type_die): Do not abort if the type has
579 not been writeen out.
580 (gen_tagged_type_instantiation_die): Do not abort if the type
581 has not been written out.
583 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
585 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
587 * reg-stack.c (straighten_stack): Copy hard reg set with
590 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
592 * builtins.c (stabilize_va_list): Stabilize array type va_list
593 to a pointer type, not the base record type.
594 (expand_builtin_va_copy): Dereference the pointers explicitly;
595 use the correct size for the copy.
597 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
598 (rs6000_va_arg): Likewise.
600 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
602 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
604 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
606 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
608 (DECL_BUILT_IN_CLASS): Adjust accordingly.
610 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
612 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
613 (init_ggc): Use it instead of a constant.
614 (ggc_collect): Bound allocated_last_gc by it.
616 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
618 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
621 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
623 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
624 (mips*-*-openbsd*): Let big endian configuration be a fragment.
626 * config/mips/openbsd.h: New, OpenBSD little endian target.
627 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
628 * config/mips/xm-openbsd.h: New, OpenBSD host.
630 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
632 * config/m68k/m68k.c (output_function_prologue,
633 output_function_epilogue): Use
634 current_function_uses_pic_offset_table instead of regs_ever_live
635 to decide whether to save/restore pic register.
636 (legitimize_pic_address): Don't modify regs_ever_live any more.
638 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
640 * function.h (struct function): Add x_dont_save_pending_sizes_p.
641 * stor-layout.c (variable_size): Don't add sizes to the pending
642 sizes list if x_dont_save_pending_sizes_p is set.
644 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
646 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
647 for symbolic_operand().
648 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
650 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
652 * combine.c (gen_rtx_combine): Add missing call to va_end().
654 * final.c (asm_fprintf): Likewise.
656 * genattrtab.c (attr_rtx): Likewise.
658 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
660 * cse.c: Update comments.
661 (cse_insn): When converting a conditional/computed jump into
662 an unconditional jump, always make sure a BARRIER immediately
663 follows the converted jump. Do not delete unreachable code.
664 (cse_basic_block): Do not delete unreachable code.
665 * toplev.c (rest_of_compilation): Move call to
666 delete_trivially_dead_insns after the conditional call to
669 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
671 * collect2.c (make_temp_file): Don't prototype.
673 * gcc.c (make_temp_file): Likewise.
675 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
677 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
679 * varasm.c (asm_emit_uninitialised): New function: Generate
680 the assembler statements necessary to declare an uninitialised
682 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
684 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
685 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
687 (assemble_variable): Use asm_emit_uninitialised to emit an
688 uninitialised variable.
690 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
692 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
693 constant on a 64 bit host. Patch supplied by Geoffrey Keating
696 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
698 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
699 * c-common.h (builtin_function): Don't declare.
701 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
703 (pushdecl): Likewise.
704 (finish_decl): Likewise.
705 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
706 int. All callers changed.
707 Set the builtin's DECL_BUILT_IN_CLASS.
708 * tree.h (enum built_in_class): New.
709 (enum built_in_function): Delete NOT_BUILT_IN.
710 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
712 (DECL_SET_FUNCTION_CODE): Likewise.
713 (DECL_BUILT_IN_CLASS): New macro.
714 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
715 (struct tree_decl): Split builtin function code field into a
717 (builtin_function): Declare.
719 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
721 * optabs.c (init_traps): Fix typo in last change.
723 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
725 * toplev.c (rest_of_decl_compilation): Update comment.
727 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
729 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
730 in .sbss if appropriate.
731 (EXTRA_SECTION_FUNCTIONS): Add sbss.
732 (SBSS_SECTION_ASM_OP): New macro.
733 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
734 (EXTRA_SECTIONS): Add in_sbss.
735 * config/mips/mips.h: Prototype sbss_section.
737 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
739 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
742 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
744 * optabs.c (init_traps): Register trap_rtx as a GC root.
746 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
748 * config/mips/mips.c (function_arg_pass_by_reference): Define
749 unconditionally, since it's called unconditionally.
751 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
753 * toplev.c (documented_lang_options): Add -fshort-wchar.
754 * c-decl.c (c_decode_option): Likewise.
755 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
757 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
758 * gcc.c (default_compilers): If -fshort-wchar,
759 override __WCHAR_TYPE__.
760 * tm.texi (C Dialect Options): Add -fshort-wchar.
762 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
763 symbol for a variable.
765 * cpplib.h (CPP_PREPROCESSED): New macro.
766 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
767 we're seeing this input for a second time.
769 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
771 * emit-rtl.c (init_emit_once): Initialize modes first.
773 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
775 * config/i386/i386.c (pic_label_name): Change to char pointer.
776 (global_offset_table): New variable.
777 (load_pic_register): Fill global_offset_table if it hasn't
778 already been done. Allocate pic_label_name dynamically.
779 * ggc.h (empty_string): New variable.
780 * ggc-simple.c (empty_string): Likewise.
781 (init_ggc): Allocate empty_string and add as root.
782 * stmt.c (digit_strings): New variable.
783 (init_stmt): Add last_block_end_note as root. Allocate and
784 initialize digit_strings.
785 (expand_asm_operands): Use empty_string instead of string
786 constant. Use digit_strings instead of string constants.
787 * profile.c (init_arc_profiler): Allocate string with
788 ggc_alloc_string instead of xmalloc.
789 (output_func_start_profiler): Likewise.
790 * c-typeck.c (digest_init): Check if init is error_mark_node.
792 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
793 Richard Henderson <rth@cygnus.com>
795 * ggc-page.c: New file.
796 * Makefile.in (ggc-page.o): New.
798 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
800 * invoke.texi: Document -fdelete-null-pointer-checks
801 * toplev.c (flag_delete_null_pointer_checks): New.
802 (f_options): Add entry for -fdelete-null-pointer-checks.
803 (rest_of_compilation): Conditionalize null pointer check
804 elimination on flag_delete_null_pointer_checks.
805 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
807 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
809 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
810 copyright notice and special exception to GPL.
812 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * abi64.h (mips_function_value): Add prototype arguments.
816 * mips-protos.h: New file with mips prototypes.
818 * mips.c: Include "tm_p.h".
819 (mktemp, lookup_name): Add prototype arguments.
820 (extern_list, string_constant, mips_fill_delay_slot,
821 mips_output_external, mips_output_external_libcall,
822 mips_output_filename, mips_declare_object, function_prologue,
823 mips_expand_prologue, function_epilogue, mips16_constant,
824 build_mips16_function_stub, mips_output_conditional_branch):
826 (mips_va_start): Remove unused variable `u'.
827 (mips_va_arg): Cast value to unsigned when comparing against one.
829 (save_restore_insns, mips_expand_prologue): Add missing arg in
832 * mips.h: Move prototypes to mips-protos.h.
833 (data_section, memory_address_p, rdata_section,
834 readonly_data_section, simple_epilogue_p, text_section): Delete
835 prototypes delcared elsewhere.
836 (mips_epilogue_delay_slots, print_options): Delete unused decls.
838 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
840 * mips.md: Delete extra args in call to `mips_move_2words'.
842 * xm-iris6.h (alloca): Add prototype argument.
844 * genpeep.c: Include "tm_p.h" in generated output file.
846 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
848 * basic-block.h (find_edge_index): Change parameters.
849 * flow.c (verify_edge_list): Pass basic_block parameters to
850 find_edge_index instead of integers.
852 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
854 * combine.c (simplify_comparison): Use an unsigned shift to adjust
857 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
859 * gcc.1: Fix a formatting error.
861 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
863 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
864 i786, mn10200, mn10300, pdp11, v850.
866 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
868 * libgcc2.c (num_digits): Add prototype with
869 __attribute__((const)).
870 (__terminate): Add prototype.
872 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
874 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
876 * alpha/alpha.c (print_operand): Fix type of `code'.
877 (alpha_output_filename): Constify.
878 * alpha/alpha.h: Move all function declarations ...
879 * alpha/alpha-protos.h: ... here. New file.
880 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
881 (SECTION_FUNCTION_TEMPLATE): Likewise.
883 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
885 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
886 * expr.c (expand_expr): Likewise.
888 (do_store_flag): Pass ccp_store_flag to can_compare_p.
889 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
891 (enum can_compare_purpose): New.
892 (can_compare_p): Adjust prototype.
893 (prepare_cmp_insn, prepare_operand): Declare.
894 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
895 * optabs.c (cmp_available_p): Deleted.
896 (expand_abs): Pass ccp_jump to can_compare_p.
897 (can_compare_p): New arg PURPOSE. Check for combined optabs.
898 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
899 Call can_compare_p rather than cmp_available_p.
900 (prepare_operand): No longer static.
901 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
902 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
903 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
904 sequence to use emit_cmp_and_jump_insns.
905 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
907 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
909 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
910 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
911 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
912 (plus (reg) (const_int 0))
913 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
915 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
917 * rs6000.c (expand_block_move): DImode loads and stores require
918 word-aligned displacements. Increment address registers with
919 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
921 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
923 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
924 is no name for the base type, rather than segfault. If we are
925 writing out a complex integer type, use DW_ATE_lo_user.
927 * expr.c (emit_move_insn_1): If we are copying a complex that fits
928 in one word or less (complex char, complex short, or on 64 bit
929 systems complex float) to/from a hard register, copy it through
930 memory instead of dying in gen_{real,imag}part. If we have a
931 short complex type, prevent inlining since it allocates stack
934 * tree.c (build_complex_type): If we are writing dwarf2 output,
935 generate a name for complex integer types.
937 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
939 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
940 * flow.c (remove_edge): Remove extra whitespace.
941 (remove_fake_edges): Fix comment.
942 (add_noreturn_fake_exit_edges): Use the correct name.
944 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
946 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
947 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
948 (clean): Depend on INTL_CLEAN.
949 (maintainer-clean): Adjust.
951 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
953 * configure.in (AC_PREREQ): Bump to 2.13.
954 (AC_C_STRINGIZE): Call this instead of using a custom macro.
956 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
958 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
960 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
962 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
963 (HAVE_STRINGIZE): Define.
965 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
967 * c-parse.in: save and restore warn_pointer_arith on __extension__
969 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
970 Set the type of extension to itype rather than $<itype>1 kludge.
971 * extend.texi (Alternate Keywords): Adjust documentation.
972 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
974 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
976 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
977 most assembler templates.
979 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
981 (following_call): Always return zero for the PA8000.
982 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
984 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
986 * pa.h (BRANCH_COST): Define.
988 * pa.md (return, return_internal): Use bve for PA2.0.
990 * pa.md (fused multiply): Add variants which reduce height for the
991 fused multiply, but which still generate 2 insns.
992 (fnegabs): Similarly.
994 * pa.md (subsi3): Turn into an expander. Create two anonymous
995 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
996 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
998 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
1000 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
1002 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
1003 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
1005 * regclass.c (init_regs): Add "top_of_stack" as a garbage
1008 * flow.c (record_active_eh_regions): Terminate loop after finding
1009 the last insn in the last basic block.
1011 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1013 * config/c4x/c4x.md: Delete parallel instruction peepholes.
1015 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1017 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
1019 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1021 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
1022 splitting to not use output template.
1024 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1026 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
1027 * config/c4x/c4x.c (c4x_va_start): New function.
1029 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
1031 * genrecog.c (not_both_true): Handle correctly cases when called for
1032 tests with different positions in the insn.
1034 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1036 * machmode.h (HOST_PTR_PRINTF): Move from here ...
1038 * system.h (HOST_PTR_PRINTF): ... to here.
1040 * mips-tfile.c: Don't include machmode.h.
1042 * Makefile.in (MACHMODE_H): New variable. Update to use it.
1043 (mips-tfile.o): Don't depend on machmode.h.
1045 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1047 * haifa-sched.c (sched_analyze): Rename local variable `region' to
1048 avoid conflicts with typedef struct `region' at the top level scope.
1050 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
1052 * basic-block.h (basic_block): Add eh_beg, eh_end.
1053 * flow.c (entry_exit_blocks): Update.
1054 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
1056 (find_basic_blocks_1): Don't record eh_list at each bb. Use
1057 lists.c functions to allocate insn lists.
1058 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
1060 (make_eh_edge): ... here. New.
1061 (move_stray_eh_region_notes): New.
1062 (record_active_eh_regions): New.
1063 (delete_unreachable_blocks): Split out block merging ...
1064 (try_merge_blocks): ... here. New.
1065 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
1066 Dump debugging data.
1067 (merge_blocks_move_successor_nojumps): Likewise.
1068 (merge_blocks): Use eh_beg+eh_end to validate block movement.
1070 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1072 * extend.texi (Bound member functions): Document unbound pmf
1075 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1077 * flow.c (split_edge): Handle insertion on a fallthrough edge which
1078 has the EXIT_BLOCK as a dest.
1080 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1082 * flow.c (remove_edge): New function to remove an edge from the
1084 (remove_fake_successors): New function to remove fake successor edges.
1085 (remove_fake_edges): New function to remove all fake edges from the
1087 (add_fake_exit_edges): New function to add fake edges from all blocks
1088 with no successors to the exit block.
1089 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
1090 prototypes for new functions.
1092 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1094 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
1095 Use Pmode to determine whether to output .dword or .word.
1097 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
1099 * tree.c (built_in_filename): New variable.
1100 (BUILT_IN_FILENAME): New macro.
1101 (init_tree_codes): Allocate built_in_filename.
1102 (make_node): Use built_in_filename instead of string constant.
1104 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
1106 * configure.in: Add fr30 target.
1107 * configure: Regenerate.
1108 * config/fr30: New directory.
1109 * config/fr30/crti.asm: New file.
1110 * config/fr30/fr30.c: New file.
1111 * config/fr30/crtn.asm: New file.
1112 * config/fr30/fr30.h: New file.
1113 * config/fr30/fr30.md: New file.
1114 * config/fr30/lib1funcs.asm: New file.
1115 * config/fr30/t-fr30: New file.
1116 * config/fr30/xm-fr30.h: New file.
1118 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
1120 * flow.c (merge_blocks_move_successor_nojumps): Delete the
1121 BARRIER at the end of the successor, not the BARRIER before
1124 * pa.c (pa_add_gc_roots): Fix thinko in last change.
1126 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
1128 * stmt.c (any_pending_cleanups): Don't crash when
1129 current_function->stmt is unset.
1131 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1133 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
1134 other initializations that may use it for relative offsets.
1136 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1138 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
1139 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
1140 * config/i386/sol2dbg.h: Removed.
1141 * config/i386/sol2gas.h: New file, to enable gas work-around.
1142 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
1143 Don't use sol2dbg.h.
1144 * configure: Rebuilt.
1146 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
1148 * invoke.texi (-fthis-is-variable): Remove documentation.
1150 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
1152 * basic-block.h (compute_bb_for_insn): Declare.
1153 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
1154 to use; set size of basic_block_for_insn directly.
1155 (find_basic_blocks): Update.
1157 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
1161 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1163 * crtstuff.c (ON_EXIT): Delete empty macro definition.
1164 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
1166 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
1168 * c-decl.c (c_decode_option): Extend comment.
1170 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
1172 * toplev.c (progname): Make 'const char *'
1173 (flag_print_mem): Move out of main.
1174 (version_flag): Move out of main.
1175 (filename): Move out of main.
1176 (debug_args): Remove g prefix from options.
1177 (documented_lang_options): Remove cpplib specific options.
1178 (display_help): Add g prefix to debug options.
1179 (check_lang_option): Delete this function.
1180 (decode_d_option): New function: Decode -d... option.
1181 (decode_f_option): New function: Decode -f... option.
1182 (decode_W_option): New function: Decode -W... option.
1183 (decode_g_option): New function: Decode -g... option.
1184 (independent_decode_option): New function: Decode a language
1185 independent command line option.
1186 (main): Invoke lang_decode_option and then
1187 independent_decode_option on each command line option in
1190 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
1192 Revert this change. Gavin's patch to operand_equal_p is a better fix.
1193 * fold-const.c (fold_range_test): Do not try to fold the range
1194 test if the rhs or lhs has side effects.
1196 * basic-block.h (compute_flow_dominators): Declare.
1198 * gcse.c (alloc_code_hoist_mem): New function.
1199 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
1200 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
1201 (hoist_code, one_code_hoisting_pass): Likewise.
1202 (gcse_main): If optimizing for size, then hoist expressions
1203 computed in multiple dominated basic blocks.
1205 * gcse.c (invalid_nonnull_info): New function.
1206 (delete_null_pointer_checks): Likewise.
1207 * rtl.h (delete_null_pointer_checks): Declare.
1208 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
1210 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
1211 (merge-blocks_move_successor_nojumps): Likewise.
1212 (merge_blocks): Allow merging of some blocks, even if it requires
1213 physical movement of the blocks, but not if it requires new jumps.
1215 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
1216 Callers and prototype changed.
1217 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
1219 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1221 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
1222 -YP when both -p and -pg are present. From i386/sol2.h.
1224 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1226 * Makefile.in (distclean): Delete tm_p.h.
1227 * configure.in: Create a new file, "tm_p.h", from a list in
1228 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
1229 "i386/i386-protos.h".
1231 * alias.c: Include "tm_p.h".
1232 * c-typeck.c: Likewise.
1233 * calls.c: Likewise.
1235 * emit-rtl.c: Likewise.
1236 * explow.c: Likewise.
1237 * expmed.c: Likewise.
1239 * final.c: Likewise.
1241 * fold-const.c: Likewise.
1242 * function.c: Likewise.
1244 * global.c: Likewise.
1245 * haifa-sched.c: Likewise.
1246 * integrate.c: Likewise.
1248 * local-alloc.c: Likewise.
1250 * optabs.c: Likewise.
1251 * recog.c: Likewise.
1252 * reg-stack.c: Likewise.
1253 * regclass.c: Likewise.
1254 * regmove.c: Likewise.
1255 * reload.c: Likewise.
1256 * reload1.c: Likewise.
1257 * reorg.c: Likewise.
1258 * resource.c: Likewise.
1260 * stor-layout.c: Likewise.
1261 * toplev.c: Likewise.
1263 * unroll.c: Likewise.
1264 * genattrtab.c (main): Make generated file include "tm_p.h".
1265 * genemit.c (main): Likewise.
1266 * genoutput.c (main): Likewise.
1267 * genrecog.c (main): Likewise.
1269 * i386.h: Delete all prototypes.
1270 * i386.c: Include "tm_p.h".
1271 (ix86_attr_length_default): Call constant_call_address_operand
1272 with correct number of arguments.
1273 * i386-protos.h: New file.
1274 * i386.md (unnamed patterns): Call constant_call_address_operand
1275 with correct number of arguments.
1276 (exception_receiver): Call load_pic_register with correct number
1279 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
1281 * c-pragma.c (mark_align_stack): Dereference the void* properly.
1283 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
1285 * rtl.h (insns_safe_to_move_p): New function.
1286 * loop.c (find_and_verify_loops): Use it.
1287 * rtlanal.c (insns_safe_to_move_p): Define it.
1289 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
1291 * c-pragma.c: Include ggc.h.
1292 * Makefile.in (c-pragma.o): Update.
1294 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1296 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
1297 (LIB_SPEC): Likewise.
1298 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
1299 Reindent -YP/-p/-pg.
1300 Copied from config/sparc/sol2.h.
1302 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
1304 * c-pragma.c (mark_align_stack): New.
1306 * c-pragma.h (init_pragma): Declare it.
1307 * c-lex.c (init_parse): Call it.
1309 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1311 * configure.in: Pick up thread library on Solaris/x86 just
1312 like on Solaris/sparc.
1313 * configure: Rebuilt.
1315 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
1317 * rtl.h (global_rtx_index): New enum.
1318 (global_rtl): Change to array of rtx.
1319 (pc_rtx, cc0_rtx): Redefine accordingly.
1320 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
1321 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
1322 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
1323 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
1324 (const_int_rtx): Change to array of rtx.
1325 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
1327 * emit-rtl.c (global_rtl): Change to array of rtx.
1328 (const_int_rtx): Change to aray of rtx.
1329 (gen_rtx_CONST_INT): Redefine accordingly.
1330 (init_emit_once): Allocate and initialize global_rtl. Likewise
1331 for const_int_rtx. Add both as GC roots.
1332 * genattrtab.c (global_rtl): Update declaration.
1334 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
1336 * Makefile (USER_H): Add iso646.h back.
1338 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
1340 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
1341 zapping the LOG_LINKS of sched_before_next_call.
1343 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
1344 * pa.c (insn_refs_are_delayed): Renamed from
1345 insn_sets_and_refs_are_delayed.
1347 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
1349 * functiion.h (struct function): Add x_whole_function_mode_p.
1350 (retrofit_block): Declare.
1351 * function.c (retrofit_block): New function.
1352 (identify_blocks): Add assertions. Allow an incomplete set of
1353 block notes if we're still generating code for the function.
1354 * integrate.c: Include loop.h.
1355 (expand_inline_function): Call find_loop_tree_blocks to map block
1356 notes to blocks when in whole-function mode. Use retrofit_block
1357 to insert new BLOCKs for the inlined function, rather than
1359 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
1360 * Makefile.in (integrate.o): Depend on loop.h.
1362 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1364 * tree.h (warn_about_unused_variables): Declare.
1365 * stmt.c (warn_about_unused_variables): New function, split out
1367 (expand_end_bindings): Here.
1369 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
1371 * stmt.c (preserve_subexpressions_p): Don't crash when
1372 current_function->stmt is unset.
1374 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
1376 * stmt.c (expand_start_bindings): Allow callers to pass a flag
1377 indicating that no NOTE_INSN_BLOCK_BEG note is required.
1378 (expand_start_target_temps): Use it.
1379 * except.c (expand_eh_region_start_for_decl): Likewise.
1380 * expr.c (expand_expr): Likewise.
1382 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1384 * fold-const.c (operand_equal_p): Pay attention to side effects.
1386 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1388 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
1389 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
1391 * tlink.c (scan_linker_output): Look for keywords before accepting
1392 a mangled name in quotes.
1394 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
1396 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
1397 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1399 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1401 * alpha.md: Revert Thu Nov 26 change that came in through the
1402 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1403 Avoid earlyclobber when possible.
1405 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1407 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1409 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1410 Define HAVE_ON_EXIT.
1412 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1415 CTYPE_CONV in all ctype macros.
1417 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1420 * cexp.y (initialize_random_junk): Likewise.
1422 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1424 * i370.c (handle_pragma): Likewise.
1426 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1428 * v850.c (override_options): Likewise.
1430 * doprint.c (_doprnt): Likewise.
1432 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1435 * fixinc/server.c (load_data): Likewise.
1437 * fold-const.c (real_hex_to_f): Likewise.
1439 * genattr.c (write_upcase, gen_attr): Likewise.
1441 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1442 write_upcase): Likewise.
1444 * genemit.c (print_code): Likewise.
1446 * genopinit.c (gen_insn): Likewise.
1448 * genpeep.c (print_code): Likewise.
1450 * genrecog.c (print_code): Likewise.
1452 * optabs.c (init_libfuncs): Likewise.
1454 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1456 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1458 (reemit_notes): Likewise.
1460 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1462 * ggc.h (ggc_root): Move to ggc-common.c.
1464 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1465 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1466 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1467 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1468 * ggc-common.c (ggc_root): Move from ggc.h.
1469 (roots): Declare, static.
1470 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1471 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1472 null or check/set mark bit.
1473 (ggc_mark_roots): New.
1474 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1476 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1478 * m32r.c: Include toplev.h.
1479 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1480 (gen_compare): Rename swap_p to must_swap to match uses.
1481 Add default abort case.
1482 (m32r_output_function_epilogue): Remove unused variables.
1483 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1484 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1485 define to empty parameter list. Update all uses.
1486 (predicate decls): Use enum machine_mode not int.
1487 * m32r.md (movsi): Call abort, not fatal_insn.
1488 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1490 1999-09-14 Andrew Haley <aph@cygnus.com>
1492 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1493 use $0 instead of 0.
1495 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1497 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1498 computation out of loop over hard regs.
1500 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1502 * function.c (identify_blocks): Don't shadow a variable in an
1504 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1505 pushdecl, or poplevel to build up the new BLOCK tree.
1506 (expand_inline_function): Likewise.
1507 (integrate_parm_decls): Likewise.
1509 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1511 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1513 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1515 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1516 * invoke.texi: Document this change.
1518 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1520 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
1522 (mark_emit_status): Renamed from mark_emit_state.
1523 * except.c (mark_eh_status): Renamed from mark_eh_state.
1524 Check not null before marking.
1525 (free_eh_status): New.
1526 * expr.c (mark_expr_status, free_expr_status): New.
1527 * function.c (free_machine_status): New.
1528 (free_after_parsing): New.
1529 (free_after_compilation): Move bits to free_after_parsing; call
1530 free_eh_status, free_expr_status; zero the marked members of the
1532 (prepare_function_start): No can_garbage_collect.
1533 Call init_eh_for_function.
1534 (expand_dummy_function_end): Free up current_function state.
1535 (mark_function_status): Renamed from mark_function_state.
1536 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
1537 * function.h (struct function): No can_garbage_collect.
1538 (free_machine_status, free_after_parsing): Declare.
1539 (free_eh_status, free_expr_status): Declare.
1540 * ggc.h (mark_expr_status): Declare.
1541 * stmt.c (free_stmt_status): Free the struct.
1542 (mark_stmt_status): Renamed from mark_stmt_state.
1543 (init_stmt): Don't call init_eh.
1544 (init_stmt_for_function): Don't call init_eh_for_function.
1545 * toplev.c (compile_file): Call init_eh.
1546 (rest_of_compilation): Free basic block info before ggc_collect.
1547 Call free_after_parsing; conditionally call free_after_compilation.
1548 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
1549 Check not null before marking.
1550 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
1552 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
1554 * c-lex.c (yylex): Initialize warn.
1556 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
1558 * pa.c (emit_move_sequence): Properly set the mode of the scratch
1559 register when performing secondary reloads for the SAR register.
1561 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
1563 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
1564 (NOTE_BLOCK): New macro.
1565 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
1566 * function.h (identify_blocks): Change prototype.
1567 * function.c (identify_blocks): Simplify.
1568 (reorder_blocks): Likewise.
1569 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
1570 NOTE_INSN_BLOCK_{BEG,END}.
1571 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
1572 the list of saved notes if the note isn't a
1573 NOTE_INSN_BLOCK_{BEG,END}.
1574 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
1576 (reemit_notes): Adjust recreation of notes to reflect new saved
1578 * print-rtl.c (print_rtx): Print the address of the BLOCK when
1579 printing a block note.
1580 * stmt.c (block_vector): Remove.
1581 (find_loop_tree_blocks): Simplify.
1582 (unroll_block_trees): Likewise.
1583 * tree.h (reorder_block): Change prototype.
1585 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1587 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1588 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1589 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1590 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1591 (atexit, exit): Simplify.
1592 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1593 * config/lots: Remove defns of HAVE_ATEXIT.
1595 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1597 * calls.c (precompute_arguments): Fix typo in comment.
1598 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1601 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1603 * dsp16xx.c (override_options): Fix typos in GC root registration.
1605 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1607 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1609 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1610 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1611 (CC1_SPEC): Likewise.
1613 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1615 * genattr.c (main): Add extern prototype. Call return, not exit.
1616 * genattrtab.c (main): Likewise.
1617 * gencheck.c (main): Likewise.
1618 * gencodes.c (main): Likewise.
1619 * genconfig.c (main): Likewise.
1620 * genemit.c (main): Likewise.
1621 * genextract.c (main): Likewise.
1622 * genflags.c (main): Likewise.
1623 * gengenrtl.c (main): Likewise.
1624 * genopinit.c (main): Likewise.
1625 * genoutput.c (main): Likewise.
1626 * genpeep.c (main): Likewise.
1627 * genrecog.c (main): Likewise.
1629 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1630 * genattrtab.c (get_insn_name): Likewise.
1631 * gencodes.c (get_insn_name): Likewise.
1632 * genconfig.c (get_insn_name): Likewise.
1633 * genemit.c (get_insn_name): Likewise.
1634 * genextract.c (get_insn_name): Likewise.
1635 * genflags.c (get_insn_name): Likewise.
1636 * genopinit.c (get_insn_name): Likewise.
1637 * genpeep.c (get_insn_name): Likewise.
1639 * gencheck.c (usage): Add static prototype.
1640 * genextract.c (print_path): Constify a char*.
1641 * genopinit.c (optabs): Likewise.
1642 * genoutput.c (operand_data, data, output_predicate_decls,
1643 compare_operands): Likewise.
1644 * genrecog.c (write_tree): Add default case in switch.
1646 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1648 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1650 * print-rtl.c (get_insn_name): Remove prototype.
1652 * toplev.h (progname): Declare const.
1654 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1655 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1656 dump_sched_info, dump_local_alloc, regset_release_memory,
1657 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1658 error_with_file_and_line, error_with_decl, error_for_asm, error,
1659 fatal, warning_with_file_and_line, warning_with_decl, warning,
1660 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1661 Remove redundant prototypes.
1663 (notice, check_lang_option, report_file_and_line, vnotice,
1664 mark_file_stack): Add static prototype.
1665 (set_fatal_function): Add prototype.
1666 (vnotice, report_file_and_line, set_fatal_function,
1667 check_lang_option): Constify a char*.
1668 (main): Prototype. Call return, not exit.
1670 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1672 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1674 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1676 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1678 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1680 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1682 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1683 behave as if it's zero in all cases.
1684 (expand_function_start): Adjust call to assign_parms.
1685 * tree.h (assign_parms): Adjust prototype.
1686 * objc/objc-act.c (hack_method_prototype): Adjust call to
1689 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1691 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1692 arg_pointer_rtx fixed if the argument pointer register is
1694 (NONZERO_BASE_PLUS_P): Likewise.
1696 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1698 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1699 match_insn2 to match_insn.
1700 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1702 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1704 * Makefile.in (USER_H): Remove va-foo.h.
1706 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1707 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1708 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1709 va-spur.h,va-v850.h}: Remove.
1711 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1713 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1714 (in_return_delay): Use it instead of match_insn.
1716 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1718 * config/alpha/va_list.h (va-alpha.h): Do not include.
1719 (__gnuc_va_list): Typedef as in varargs.h.
1721 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1723 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1724 DECL_LIVE_RANGE_RTL.
1726 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1728 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1729 not NOTE_BLOCK_NUMBER.
1730 (expand_eh_region_end): Likewise.
1731 (find_exception_handler_labels): Likewise.
1732 (scan_region): Likewise.
1733 (exception_optimize): Likewise.
1734 (update_rethrow_references): Likewise.
1735 (set_insn_eh_region): Likewise.
1736 * final.c (final_scan_insn): Likewise.
1737 * flow.c (make_edges): Likewise.
1738 * integrate.c (expand_inline_function): Likewise.
1739 * print-rtl.c (print_rtx): Likewise.
1741 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1743 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1744 terms of builtin functions and types.
1746 * mips.c (mips_build_va_list): New.
1747 (mips_va_start, mips_va_arg): New.
1748 * mips.h (BUILD_VA_LIST_TYPE): New.
1749 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1751 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1752 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1753 * sh.h (BUILD_VA_LIST_TYPE): New.
1754 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1756 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1758 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1759 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1760 (struct insn_data): Likewise with n_operands, n_dups,
1761 n_alternatives, output_format.
1762 * regclass.c (scan_one_insn): Cast n_operands to int before
1763 arithmetic inside comparison.
1765 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1767 * toplev.c (compile_function): Unconditionally emit nop.
1769 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1771 * haifa-sched.c (actual_hazard): Move declaration of variable
1772 `this_cost' into the scope where it is used.
1774 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1776 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1777 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1778 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1780 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1782 * jump.c (find_insert_position): Don't declare or define unless
1783 !HAVE_conditional_arithmetic.
1784 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1786 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1788 * recog.c (offsettable_address_p): Prototype function pointer.
1789 (preprocess_constraints): Call memset, not bzero.
1791 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1792 (gcc_obstack_init): Don't declare.
1793 (fix_sizetype): Add static prototype.
1794 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1795 (tree_cons): Call memset, not bzero.
1797 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1798 definition in macro ASM_WEAKEN_LABEL.
1799 (mark_const_hash_entry): Add static prototype.
1801 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1803 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1805 * unroll.c (find_common_reg_term, subtract_reg_term,
1806 loop_find_equiv_value): Add static prototypes.
1807 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1808 (copy_loop_body): Remove unreachable break statement.
1810 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1812 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1814 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1816 Undo some changes from the gcc2 merge:
1817 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1818 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1822 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1823 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1824 initialized float-int union if the value is a NaN.
1826 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1828 * gthr-win32.h: New file.
1830 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1831 shared as a valid attribute.
1832 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1833 * extend.texi: Document `shared' variable attribute.
1835 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1837 * configure.in: Handle --enable-threads on FreeBSD.
1838 * configure: Rebuit.
1840 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1842 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1844 * configure: Rebuilt.
1846 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1847 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1848 Rosimildo DaSilva <rdasilva@connecttel.com>
1850 * configure.in (m68k-*-rtemscoff*): Added.
1851 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1852 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1853 sparc-rtems configuration.
1854 * configure.in (sparc-*-rtemself*): Added.
1855 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1856 * config/i386/rtems.h: Added comment.
1857 * config/sparc/rtemself.h: New file.
1859 * configure.in (m68k-rtemself): Added.
1860 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1861 and DWARF_DEBUGGING_INFO.
1862 * config/m68k/crti.s: New file.
1863 * config/m68k/crtn.s: New file.
1864 * config/m68k/t-crtstuff: New file.
1865 * config/m68k/rtemself.h: New file.
1867 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1868 global ctor/dtor and C++ exception handling.
1869 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1870 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1872 * config/i386/t-rtems-i386: New File.
1874 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1876 * stmt.c (expand_end_case): Return right away if the case stack is
1879 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1881 * Makefile.in (version.c): Remove rule incorrectly brought in from
1884 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1886 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1887 * msdos/top.sed: Take into account a prepended $(SHELL) to
1889 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1891 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1893 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1895 * regmove.c (fixup_match_1): Don't change an unchanging register.
1896 (stable_but_for_p): Renamed to:
1897 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1898 Changed all callers.
1900 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1902 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1903 insn from BL2 is after the insn from BL.
1905 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1907 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1908 (struct insn_data): Merge `template' and `outfun' into `output'.
1909 Add `output_format'.
1910 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1911 (struct data): Remove `outfun'; add `output_format'.
1912 (name_for_index): Remove declaration.
1913 (output_insn_data): Handle output formats.
1914 (process_template): Emit the bare array for @.
1915 (gen_expand, gen_split): Set output_format to NONE.
1916 * output.h (get_insn_template): Declare.
1917 * final.c (get_insn_template): New.
1918 (final_scan_insn): Use it.
1919 * toplev.c (compile_file): Likewise.
1921 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1922 * i860/i860.c (output_delayed_branch): Likewise.
1923 (output_delay_insn): Likewise.
1925 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1927 * rtl.c (obstack_alloc_rtx): Removed.
1929 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1931 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1933 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1935 * i386.c (call_insn_operand): Reject const_int.
1936 (expander_call_insn_operand): Use call_insn_operand.
1938 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1940 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1942 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1944 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1945 Use DImode operation.
1947 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1949 * gcc.c: Include sys/resource.h.
1950 (report_times): New flag.
1951 (execute): If report_times is set, calculate and report the
1952 CPU time consumed by each subprocess.
1954 (rus, prus): New globals.
1955 (option_map): Add --time.
1956 (display_help): Document -time.
1957 (process_command): Set report_times if -time is given.
1958 Turn off -pipe if -time is given.
1960 * invoke.texi: Document new option -time.
1962 * configure.in: Check for getrusage. Check if we have to
1963 prototype getrusage.
1964 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1965 * configure: Regenerate.
1966 * config.in: Regenerate.
1968 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1970 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1973 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1975 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1976 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1977 (nan): Return _thenan_sf or _thenan_df as appropriate.
1978 (L_thenan_sf): Define _thenan_sf.
1979 (L_thenan_df): Define _thenan_df.
1981 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1982 (DPBIT_FUNCS): Add _thenan_df.
1984 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1986 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1989 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1994 (lang_specific_driver): Don't take a function pointer parameter.
1995 All callers changed.
1997 * gcc.c: Include gcc.h.
1998 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1999 lang_specific_extra_outfiles, fatal): Don't declare.
2000 (multilib_defaults_raw): Constify.
2001 (read_specs): Call memset, rather than bzero.
2002 (main): Call return, not exit.
2003 (lookup_compiler): Call memcpy, not bcopy.
2004 (fatal): Make extern.
2006 * cppspec.c: Include gcc.h.
2007 (lang_specific_driver): Initialize variable `quote'. Constify a
2008 char*. All calls to the function pointer parameter now
2009 explicitly call `fatal'.
2011 * gccspec.c (lang_specific_driver): Include gcc.h.
2013 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
2015 * arm.c (note_invalid_constants): Use recog_data.operand_type
2018 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2020 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
2023 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
2024 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2025 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2026 reload_secondary_in_reload, reload_secondary_out_reload,
2027 reload_secondary_in_icode, reload_secondary_out_icode,
2028 reload_reg_rtx, reload_when_needed): Delete declarations.
2029 (struct reload): New structure.
2030 (rld): Declare new array.
2031 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
2032 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
2033 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
2034 reload_secondary_in_reload, reload_secondary_out_reload,
2035 reload_secondary_in_icode, reload_secondary_out_icode,
2036 reload_reg_rtx, reload_when_needed): Delete definitions.
2038 (whole file): Replace uses of the deleted arrays with uses of rld.
2039 * reload1.c (whole file): Replace uses of the deleted arrays with
2041 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
2042 explicit loops, not with bcopy.
2044 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
2046 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
2047 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
2048 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
2049 insn_name): Delete and consolidate into new structures.
2050 (insn_operand_predicate_fn): New.
2051 (insn_output_fn): New.
2053 (struct insn_operand_data): New.
2054 (struct insn_data): New.
2056 (OUT_FCN): Update for insn_data change.
2057 * builtins.c (expand_builtin_strlen): Likewise.
2058 (expand_builtin_memcmp): Likewise.
2059 * combine.c (make_extraction, simplify_comparison): Likewise.
2060 * cse.c (canon_reg, cse_insn): Likewise.
2061 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
2062 * expmed.c (store_bit_field, extract_bit_field): Likewise.
2063 (emit_store_flag): Likewise.
2064 * expr.c (convert_move, emit_block_move): Likewise.
2065 (clear_storage, emit_push_insn, expand_increment): Likewise.
2066 (do_store_flag): Likewise.
2067 * expr.h (GEN_FCN): Likewise.
2068 (insn_gen_function): Die.
2069 * final.c (final_scan_insn): Update for insn_data change.
2070 (output_asm_name): Likewise.
2071 * function.c (fixup_var_refs_1): Likewise.
2072 * loop.c (check_dbra_loop): Likewise.
2073 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
2074 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
2075 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
2076 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
2077 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
2078 * regmove.c (gen_add3_insn): Likewise.
2079 * reload.c (push_secondary_reload, combine_reloads): Likewise.
2080 (find_reloads, find_reloads_address_1): Likewise.
2081 (debug_reload_to_stream): Likewise.
2082 * reload1.c (emit_reload_insns, gen_reload): Likewise.
2083 * stmt.c (expand_end_case): Likewise.
2084 * toplev.c (compile_file): Likewise.
2086 * c4x/c4x.c (c4x_process_after_reload): Likewise.
2087 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2089 * print-rtl.c (insn_name_ptr): Remove declaration.
2090 (get_insn_name): Declare.
2091 (print_rtx): Use it.
2092 * genoutput.c (insn_name_ptr): Remove.
2093 (next_operand_number): New.
2094 (struct operand_data): New.
2095 (null_operand, odata, odata_end): New.
2096 (struct data): Use struct operand_data.
2097 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
2098 (get_insn_name): Renamed from name_for_index.
2099 (output_prologue): Define NO_MD_PROTOTYPES.
2100 (output_predicate_decls): Break out from output_epilogue.
2101 Iterate over the operands list.
2102 (output_operand_data): Break out from output_epilogue. Emit
2103 just the operands list.
2104 (output_insn_data): Break out from output_epilogue. Emit just
2106 (output_epilogue): Remove.
2107 (output_get_insn_name): New.
2108 (constraints, op_n_alternatives, predicates, address_p): Die.
2109 (modes, strict_low, seen): Die.
2110 (scan_operands): Take new param `d' instead of writing to
2111 seven global variables.
2112 (compare_operands): New.
2113 (place_operands): New.
2114 (validate_insn_alternatives): Update for struct data change.
2115 (gen_insn): Don't zero or copy 7 global arrays. Update for
2116 scan_operands; call place_operands.
2117 (gen_peephole, gen_expand, gen_split): Likewise.
2118 (main): Update for new output routines.
2120 * genattr.c (insn_name_ptr): Remove.
2121 (get_insn_name): New function.
2122 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
2123 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
2124 * genrecog.c: Likewise.
2126 * alpha.md (adddi3): Make `pattern' array static.
2128 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2130 * config/c4x/c4x.h (c4x_rpts_cycles_string,
2131 c4x_cpu_version_string): Constify char *.
2132 * config/c4x/c4x.c (c4x_rpts_cycles_string,
2133 c4x_cpu_version_string): Likewise.
2135 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
2137 * tree.c (save_tree_status): Revert 10 Sep change.
2138 (restore_tree_status): Likewise. Call obstack_free with NULL
2139 before freeing the obstack proper.
2141 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
2143 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
2145 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
2146 surrounding context.
2148 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
2150 * tree.c (type_hash_canon): Put all types in the hash-table, when
2153 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
2155 * recog.h (struct recog_data, recog_data): New.
2156 (recog_foo variables): Kill.
2157 * recog.c (recog_operand, recog_operand_loc): Kill.
2158 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
2159 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
2160 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
2161 (recog_data): Define.
2162 (extract_insn): Update all recog_foo references to use recog_data.
2163 (preprocess_constraints, constrain_operands): Likewise.
2164 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
2165 * genattrtab.c (main): Likewise.
2166 * genextract.c (main): Likewise.
2167 * genoutput.c: Likewise.
2168 * genrecog.c (write_subroutine, main): Likewise.
2169 * local-alloc.c (block_alloc): Likewise.
2170 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
2171 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
2172 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
2173 * reload.c (find_reloads, find_reloads_toplev): Likewise.
2174 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
2175 (reload_cse_simplify_operands): Likewise.
2177 * arc/arc.c (arc_final_prescan_insn): Likewise.
2178 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
2179 * h8300/h8300.c (notice_update_cc): Likewise.
2180 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
2181 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
2182 * mn10200/mn10200.c (notice_update_cc): Likewise.
2183 * mn10300/mn10300.c (notice_update_cc): Likewise.
2184 * romp/romp.c (update_cc): Likewise.
2185 * sparc/sparc.c (check_pic): Likewise.
2186 * v850/v850.c (notice_update_cc): Likewise.
2188 * genemit.c (main): Don't declare recog_operand.
2190 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
2192 * ggc.h (rtvec_def): Forward declare.
2193 (tree_node): Likewise.
2196 (ggc_set_mark_rtx): Add prototype.
2197 (ggc_set_mark_rtvec): Likewise.
2198 (ggc_set_mark_tree): Likewise.
2199 * ggc-simple.c (ggc_root): Don't define.
2200 (roots): Don't declare.
2201 (ggc_mark_rtx): Remove.
2202 (ggc_mark_rtvec): Likewise.
2203 (ggc_mark_tree): Likewise.
2204 (ggc_mark_varray): Likewise.
2205 (ggc_mark_tree_hash_table_entry): Likewise.
2206 (ggc_mark_tree_hash_table): Likewise.
2207 (ggc_set_mart_rtx): New function.
2208 (ggc_set_mark_rtvec): Likewise.
2209 (ggc_set_mark_tree): Likewise.
2210 (ggc_add_root): Remove.
2211 (ggc_add_rtx_root): Likewise.
2212 (ggc_remove_tree_root): Likewise.
2213 (ggc_add_string_root): Likewise.
2214 (ggc_add_tree_varray_root): Likewise.
2215 (ggc_add_tree_hash_table_root): Likewise.
2216 (ggc_del_root): Likewise.
2217 (ggc_mark_rtx_ptr): Likewise.
2218 (ggc_mark_tree_ptr): Likewise.
2219 (ggc_mark_string_ptr): Likewise.
2220 (ggc_mark_tree_varray_ptr): Likewise.
2221 (ggc_mark_tree_hash_table_ptr): Likewise.
2222 * ggc-common.c: New file.
2223 * Makefile.in (OBJS): Add ggc-common.o.
2224 (ggc-common.o): List dependencies.
2226 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
2228 * cppalloc.c (xstrdup): Use memcpy.
2229 * cpperror.c (cpp_print_containing_files): Don't use
2231 * cpplib.c (conditional_skip): Set temp->lineno.
2232 (do_endif): Make error message less obscure.
2233 (if_directive_name): New function.
2234 (cpp_get_token [case EOF]): Unwind the if stack and generate
2235 error messages for each unterminated conditional in this file.
2236 (parse_string): Do not behave differently if -traditional.
2238 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
2240 * builtins.c (expand_builtin_va_arg): Cope with an array-type
2241 va_list decomposing to pointer-type.
2242 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
2243 (rs6000_va_arg): Likewise.
2245 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
2247 * except.c (start_dynamic_handler): Compute size using
2248 STACK_SAVEAREA_MODE.
2250 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2252 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
2253 include directory headers. Don't define strrchr. Don't provide
2254 my_* replacement functions. Prefer PTR over `pointer_type'.
2255 Don't prototype system functions. Don't redefine getopt.
2257 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
2258 safe_read, safe_write, save_pointers, restore_pointers,
2259 is_id_char, in_system_include_dir, directory_specified_p,
2260 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
2261 find_corresponding_lparen, referenced_file_is_newer,
2262 save_def_or_dec, munge_compile_params, gen_aux_info_file,
2263 process_aux_info_file, identify_lineno, check_source,
2264 seek_to_line, forward_to_next_token_char, output_bytes,
2265 output_string, output_up_to, other_variable_style_function,
2266 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
2267 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
2268 find_static_definition, connect_defs_and_decs, add_local_decl,
2269 add_global_decls, needs_to_be_converted, visit_each_hash_node,
2270 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
2271 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
2272 scan_for_missed_items, edit_file, string_list_cons): Add static
2274 (standard_exec_prefix, target_machine, target_version,
2275 default_syscalls_dir, string_list, string_list_cons, find_file,
2276 do_cleaning): Constify a char*.
2277 (safe_read, safe_write): Use PTR, not a char*.
2278 (is_id_char): Take an int, not a char.
2279 (main): Add prototype. Call return, not exit.
2281 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
2283 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
2284 when comparing types.
2286 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
2288 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
2289 (strength_reduce): Release the varrays from the no-bivs early exit.
2291 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
2292 the loop over the registers.
2294 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
2296 (restore_tree_status): Check that instead when freeing the obstack.
2298 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
2300 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
2303 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2305 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
2306 operand size modifiers.
2308 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2310 * c-common.c (c_common_nodes_and_builtins): Don't build
2312 * c-common.h (enum c_tree_index and related accesor macros): Remove
2313 everything now declared in tree.h.
2314 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2315 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
2316 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
2317 (error_mark_node, void_type_node, char_type_node, integer_type_node,
2318 unsigned_type_node, ptr_type_node, va_list_type_node,
2319 integer_zero_node, null_pointer_node, integer_one_node): Delete.
2320 (init_decl_processing): Call build_common_tree_nodes and
2321 build_common_tree_nodes_2 instead of building their nodes here.
2322 Don't add roots for these nodes.
2323 * stor-layout.c (size_zero_node, size_one_node): Delete.
2324 (set_sizetype): Make a new node for bitsizetype each time.
2325 * tree.c (global_trees): New variable.
2326 (init_obstacks): Add a gc root for it.
2327 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2328 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
2329 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
2330 (build_common_tree_nodes): New function.
2331 (fix_sizetype): New function.
2332 (build_common_tree_nodes_2): New function.
2333 * tree.h (enum tree_index): New.
2334 (global_trees): Declare.
2335 Add accessor macros for all nodes now moved to global_trees.
2336 Delete their declarations.
2338 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
2340 * c-decl.c (finish_function): When processing a nested function,
2341 push and pop GC context around rest_of_compilation.
2343 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
2345 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
2346 Default ix86_arch to PROCESSOR_I386.
2347 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
2348 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
2349 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
2350 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
2351 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
2352 (EXTRA_SPECS): Remove deleted specs.
2354 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
2356 * function.c (assign_stack_local_1): Allocate from
2357 function->x_frame_offset, not frame_offset.
2359 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
2361 * ggc.h (lang_cleanup_tree): Remove.
2362 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
2363 * ggc-callbacks.c (lang_cleanup_tree): Remove.
2365 * c-decl.c (finish_struct): Use ggc_alloc to allocate
2366 TYPE_LANG_SPECIFIC when garbage collecting.
2367 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
2368 (lang_cleanup_tree): Remove.
2370 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2372 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
2373 * crtstuff.c: Not here.
2374 * dwarf2out.c: Or here.
2375 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
2378 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
2380 * function.h (free_after_compilation): Remove decl parameter.
2381 (free_varasm_status0: Likewise.
2382 (free_emit_status): Likewise.
2383 (free_stmt_status): Likewise.
2384 (free_after_compilation): Likewise.
2385 (init_lang_status): New variable.
2386 (free_lang_status): Likewise.
2387 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
2388 * function.c (init_lang_status): New variable.
2389 (free_lang_status): Likewise.
2390 (push_function_context_to): Don't set function::decl here.
2391 (free_after_copmilation): Make decl parameter implicit. Call
2392 free_lang_status if defined.
2393 (prepare_function_start): Call init_lang_status if defined.
2394 (init_function_start): Set function::decl here.
2395 * profile.c (output_func_start_profiler): Don't call pushdecl
2396 until we've actually started the function.
2397 * stmt.c (free_stmt_status): Make decl parameter implicit.
2398 * toplev.c (rest_of_compilation): Don't pass decl to
2399 free_after_compilation.
2400 * varasm.c (free_varasm_status): Likewise.
2402 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2404 * except.c (call_get_eh_context): Add root when allocating static
2407 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2409 * arm.c: Include "ggc.h".
2410 (arm_add_gc_roots): New function.
2411 (arm_override_options): Call it.
2412 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2414 * arm.md (define_asm_attributes): Add a pool_range attribute.
2416 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2418 * extend.texi (Volatiles): New node.
2420 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2422 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2423 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2424 (struct ggc_any): Replace `mark' with `magic_mark'.
2425 (ggc_alloc_string): Use memcpy, not bcopy.
2426 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2427 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2428 (ggc_free_any): New.
2429 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2430 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2431 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2432 Use IS_MARKED. Use ggc_free_any.
2434 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2436 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2438 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2440 * toplev.c (main): Always init_ggc.
2442 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2444 * except.c (find_all_handler_type_matches): Free the list if
2445 we found no matches.
2447 * combine.c (SUBST): Break out to a real function do_SUBST.
2448 (SUBST_INT): Likewise.
2449 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2450 (pre_insert): Free `inserted'.
2451 * loop.c (basic_induction_var): Always set `location'.
2453 * function.c (expand_function_end): Add initial_trampoline as a root.
2454 * rtl.h (init_varasm_once): Declare.
2455 * toplev.c (compile_file): Call it.
2456 * ggc-simple.c (ggc_mark_string_ptr): New.
2457 (ggc_add_string_root): New.
2458 (ggc_collect): Disable collection avoidance temporarily.
2459 * ggc.h (ggc_add_string_root): Declare.
2460 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2461 * optabs.c (init_libfuncs): Likewise.
2462 * varasm.c (named_section): Use ggc_alloc_string.
2463 (make_function_rtl): Likewise.
2464 (make_decl_rtl): Likewise.
2465 (assemble_static_space): Likewise.
2466 (assemble_trampoline_template): Likewise.
2467 (output_constant_def): Likewise.
2468 (force_const_mem): Likewise.
2469 (mark_const_hash_entry): New.
2470 (mark_pool_sym_hash_table): New.
2471 (mark_varasm_state): Use it.
2472 (init_varasm_once): New.
2474 * expr.h (init_one_libfunc): Declare.
2475 * optabs.c (init_one_libfunc): New.
2476 (init_optabs): Use it.
2477 * config/gofast.h: Likewise.
2478 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2479 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2481 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2483 * Makefile.in (cppexp.o): Depend on cpphash.h.
2484 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2486 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2487 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2488 redefining poisoned identifiers, etc.
2489 (do_undef): Don't allow poisoned identifiers to be undefined.
2490 (do_pragma): Add #pragma poison.
2491 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2493 * cccp.c: Add T_POISON node type.
2494 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2496 (do_define): Generalise to handle poisoned definitions,
2497 redefining poisoned identifiers, etc.
2498 (do_undef): Don't allow poisoned identifiers to be undefined.
2499 (do_pragma): Add #pragma poison.
2500 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2502 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2503 * c-pragma.h: Add ps_poison state. We now always have generic
2506 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2508 * ggc.h (ggc_alloc): New function.
2509 (ggc_mark): Likewise.
2510 * ggc-simple.c (ggc_any): New structure.
2511 (ggc_status): Add anys.
2512 (n_anys_collected): New variable.
2513 (ggc_alloc): Define.
2514 (ggc_mark): Likewise.
2515 (ggc_collect): Collect the anys.
2517 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * c-decl.c (mark_binding_level): Make static to match prototype.
2521 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
2523 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
2525 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
2527 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
2528 will use into account. Expand the max width to 5.
2531 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
2533 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
2536 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
2538 * alpha.md (call value patterns): Remove the result predicates.
2540 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
2542 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
2545 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
2548 changed from extern char *, to extern PTR. Also fix typo in
2549 NEED_DECLARATION_REALLOC test.
2551 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
2553 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2555 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
2556 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
2557 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
2558 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
2560 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
2562 * cccp.c (pcfinclude): Likewise.
2564 * global.c (allocno_compare): Likewise.
2566 * haifa-sched.c (rank_for_schedule): Likewise.
2568 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
2570 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
2572 * stupid.c (stupid_reg_compare): Likewise.
2574 * tree.c (_obstack_allocated_p): Likewise.
2576 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
2578 1999-09-08 Bruce Korb autogen@linuxbox.com
2580 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
2581 why "gperf -F" fails.
2582 * gcc/cp/Makefile.in: ditto
2583 * gcc/Makefile.in: ditto
2584 * gcc/java/Makefile.in: ditto
2586 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2588 * lists.c: Include ggc.h.
2590 (init_EXPR_INSN_LIST_cache): Install it.
2592 * ggc-simple.c (init_ggc): Absorb the old init.
2593 (ggc_push_context): Use xcalloc.
2594 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2595 (ggc_collect): Add [rvts] tags to the collection stats.
2597 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2599 * cccp.c (main): Fix handling of -include and -imacros options.
2601 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2603 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2605 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2607 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2610 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2612 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2613 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2614 and SET_DEST. Update comment.
2616 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2618 * config/c4x/c4x.c: Include ggc.h.
2619 (c4x_add_gc_roots): New function.
2620 (c4x_override_options): Call c4x_add_gc_roots.
2622 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2624 * defaults.h (TARGET_ESC): Move ...
2625 * system.h: ... here, where Linas had it in the first place. Silly me.
2627 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2629 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2630 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2631 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2632 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2633 * defaults.h (TARGET_ESC): Add default.
2635 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2637 * configure.in: add i370-*-openedition, i370-*-mvs and
2638 i370-*-linux targets
2640 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2642 * dsp16xxx.c: Include ggc.h
2643 (override_options): Mark GC roots.
2644 * mn10200.c: Include ggc.h.
2645 (asm_file_start): Mark GC roots.
2646 * tahoe.c: Include ggc.h.
2647 (extensible_operand): Mark GC roots.
2649 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2651 * README: Add section discussing status of ELF ABI.
2652 * i370.c: Fix misc spelling mistakes.
2653 (i370_label_scan): Updated notes, exception handling.
2654 (i370_function_prolog): Simplify ELF stack handling.
2655 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2656 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2657 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2658 * i370.md: (movdi): Add notes.
2659 (floatsidf2): Use stack not rtca for scratch float area.
2660 (iorsi3): Correct operand constraints.
2661 * x-oe: Restore TAROUTOPTS which are used by pax.
2663 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2665 * rs6000.c: Include ggc.h.
2666 (rs6000_add_gc_roots): New function.
2667 (override_options): Call it.
2669 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2671 * alpha.h (alpha_compare): New.
2672 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2673 * alpha.c: Likewise for the definitions.
2674 (alpha_emit_conditional_branch): Update for alpha_compare.
2675 (alpha_emit_conditional_move): Likewise.
2676 * alpha.md (cmpdf, cmpdi): Likewise.
2677 (setcc patterns): Likewise. Zero alpha_compare after use.
2678 (sne): Optimize (x != 0) into (0U < x).
2680 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2682 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2683 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2684 (INIT_EXPANDERS): Remove.
2685 * alpha.c: Include ggc.h.
2686 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2687 (alpha_init_machine_status, alpha_mark_machine_status): New.
2688 (override_options): Install them.
2689 (struct machine_function): Moved to alpha.h.
2690 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2691 (alpha_init_expanders): Remove.
2692 (alpha_return_addr): Adjust to use current_function->machine.
2693 (alpha_ra_ever_killed): Likewise.
2694 (alpha_expand_epilogue): Likewise.
2695 * alpha.md (eh_epilogue): Likewise.
2697 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2698 Melissa O'Neill <oneill@cs.sfu.ca>
2699 Geoffrey Keating <geoffk@cygnus.com>
2701 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2702 call-used registers (call-saved registers must still be contiguous
2703 and end with r31, of course).
2705 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2707 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2708 (self_promoting_type_p): Delete.
2709 (self_promoting_args_p): Move ...
2710 * c-common.c: ... here.
2711 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2712 (simple_type_promotes_to): New.
2713 * builtins.c (lang_type_promotes_to): New.
2714 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2715 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2716 * c-common.h: ... here.
2717 (self_promoting_args_p, simple_type_promotes_to): Declare.
2718 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2719 (grokdeclarator): Likewise.
2720 * tree.h (lang_type_promotes_to): Declare.
2722 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2724 Add some machine-dependent GC roots.
2725 * sparc.c: Include ggc.h.
2726 (sparc_add_gc_roots): New function.
2727 (mark_ultrasparc_pipeline_state): Likewise.
2728 (override_options): Call sparc_add_gc_roots.
2729 * pa.c: Include ggc.h.
2730 (pa_add_gc_roots): New function.
2731 (mark_deferred_plabels): Likewise.
2732 (override_options): Call pa_add_gc_roots.
2733 * mips.c: Include ggc.h.
2734 (mips_add_gc_roots): New function.
2735 (override_options): Use it.
2737 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2739 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2741 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2742 cpp_parse_expr): Add static prototypes.
2743 (parse_charconst): Don't cast away const-ness.
2744 (token): Constify a char*.
2746 * cppfiles.c (file_name_list, include_hash, find_include_file,
2747 finclude, initialize_input_buffer): Constify a char*.
2748 (file_cleanup, find_position): Add static prototypes.
2750 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2751 collect_expansion): Add static prototypes.
2752 (cpp_install, create_definition, monthnames): Constify a char*.
2754 * cpphash.h (cpp_install): Likewise.
2756 * cppinit.c (known_suffixes, default_include,
2757 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2758 (base_name, dump_special_to_buffer, initialize_dependency_output):
2759 Add static prototypes.
2761 * cpplib.c (my_strerror): Constify a char*.
2762 (null_underflow, null_cleanup, skip_comment, copy_comment,
2763 copy_rest_of_line, handle_directive, pass_thru_directive,
2764 get_directive_token, read_line_number, cpp_print_file_and_line,
2765 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2766 v_cpp_warning_with_line, detect_if_not_defined,
2767 consider_directive_while_skipping): Add static prototypes.
2768 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2769 cpp_pedwarn_with_file_and_line): Constify a char*.
2771 * cpplib.h (cpp_options, include_hash, progname, definition,
2772 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2773 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2774 find_include_file, deps_output, include_hash): Constify a char*.
2776 * cppmain.c (progname): Constify.
2777 (main): Add prototype. Use return, not exit.
2779 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2780 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2781 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2782 check_protection): Add static prototype.
2784 (progname, recognized_macrom, recognized_extern): Constify a char*.
2785 (main): Add prototype.
2787 * gen-protos.c (progname): Constify a char*.
2789 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2791 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2792 (init_emit_once): Add more GC roots.
2793 * except.c (mark_func_eh_entry): New function.
2794 (mark_eh_node): Mark false_label and rethrow_label.
2795 (init_eh): Add more GC roots.
2796 * function.c (free_after_compilation): Take decl as a paramter.
2797 Call free_stmt_status.
2798 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2800 * function.h (free_after_compilation): Change prototype.
2801 (free_varasm_status): Likewise.
2802 (free_emit_status): Likewise.
2803 (free_stmt_status): New function.
2804 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2805 Remove, replacing with ...
2806 (ggc_status): New structure.
2807 (ggc_chain): New variable.
2809 (ggc_push_context): New function.
2810 (ggc_pop_context): Likewise.
2811 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2812 (ggc_alloc_rtvec): Likewise.
2813 (ggc_alloc_tree): Likewise.
2814 (ggc_alloc_string): Likewise.
2815 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2816 (ggc_mark_tree): Give language-dependent code a chance to mark
2818 (ggc_mark_tree_varray): Handle empty arrays.
2819 (ggc_collect): Adjust for use of ggc_chain. Clear
2820 bytes_alloced_since_last_gc.
2821 * ggc.h (ggc_pop_context): New function.
2822 (ggc_push_context): Likewise.
2823 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2824 * stmt.c (free_stmt_status): New function.
2825 (init_stmt_for_function): Clear last_expr_value.
2826 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2827 Conditionalize call to ggc_collect.
2828 (main): Call init_ggc.
2829 * tree.c (push_obstacks): Do the push, even when GC'ing.
2830 (push_obstacks_nochange): Likewise.
2831 (pop_obstacks): Liekwise.
2832 * varasm.c (free_varasm_status): Take decl as a parameter.
2834 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2836 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2837 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2838 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2839 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2841 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2843 * pa/x-pa-mpeix: New file for the MPE port.
2845 * pa/quadlib.asm: New file for long double support.
2847 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2848 * configure: Rebuilt.
2850 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2852 * final.c (shorten_branches): Fix last change.
2854 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2856 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2858 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2860 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2863 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2865 * c-aux-info.c (concat): Don't define.
2867 * cccp.c (my_strerror): Likewise. All callers changed to use
2869 (do_include): Call xstrdup, not xmalloc/strcpy.
2870 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2871 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2873 * collect2.c (my_strsignal): Likewise. All callers changed to use
2875 (locatelib): Call xstrdup, not xmalloc/strcpy.
2877 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2879 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2881 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2883 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2885 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2887 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2889 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2891 (find_all_handler_type_matches): Likewise. Don't check return
2893 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2894 xmalloc, not malloc.
2895 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2897 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2898 (init_spec): Call xcalloc, not xmalloc/bzero.
2899 (set_spec): Call xstrdup, not save_string.
2900 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2901 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2902 (process_command): Call xstrdup, not save_string.
2903 (main): Call xcalloc, not xmalloc/bzero.
2905 * gcov.c (xmalloc): Don't define.
2906 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2907 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2908 (output_data): Call xcalloc, not xmalloc/bzero.
2910 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2912 * mips-tdump.c (xmalloc): Don't define.
2913 (print_symbol): Call xmalloc, not malloc.
2914 (read_tfile): Call xcalloc, not calloc.
2916 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2917 Don't define. All callers of xfree/my_strsignal changed to use
2918 free/strsignal instead.
2919 (allocate_cluster): Call xcalloc, not calloc.
2921 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2922 Fix memory leak, free allocated memory.
2924 * prefix.c (translate_name): Call xstrdup, not save_string.
2925 (update_path): Likewise.
2927 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2929 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2930 Don't define. Callers of xfree/savestring2 changed to use
2931 free/concat instead.
2933 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2934 (init_elim_table): Likewise.
2936 * resource.c (init_resource_info): Likewise.
2938 * stupid.c (stupid_life_analysis): Likewise.
2940 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2941 (open_dump_file): Call concat, not xmalloc/strcpy/...
2942 (clean_dump_file): Likewise.
2943 (compile_file): Call xstrdup, not xmalloc/strcpy.
2945 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2947 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2948 * v850.c (v850_va_arg): New.
2950 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2952 * haifa-sched.c: Tidy comments.
2954 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2956 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2957 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2958 $(out_object_file)): Depend on ggc.h.
2959 * c-common.c: Include "ggc.h".
2960 (combine_strings): If doing GC, use ggc_alloc_string.
2961 * c-decl.c: Include "ggc.h".
2962 (ggc_p): Define with value 0.
2963 (mark_binding_level): New function.
2964 (init_decl_processing): Add GC roots.
2965 (mark_c_function_context): New function.
2966 (lang_mark_false_label_stack): New function.
2967 (lang_mark_tree): New function.
2968 (lang_cleanup_tree): New function.
2969 * c-lang.c: Include "ggc.h".
2970 (lang_init): Call c_parse_init.
2971 * c-lex.c: Include "ggc.h".
2972 (check_linenum): If doing GC, don't copy filenames to permanent
2974 * c-parse.in: Include "ggc.h".
2975 (c_parse_init): New function.
2976 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2977 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2979 * except.c (mark_eh_state): Mark more state.
2980 * function.c (mark_function_state): Likewise.
2981 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2982 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2983 * toplev.c (mark_file_stack): New function.
2984 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2985 (main): Add root for input_file_stack.
2987 * i386.c: Include "ggc.h".
2988 (ix86_mark_machine_status): New function.
2989 (override_options): Set mark_machine_status.
2991 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2993 * tree.c (copy_node): Copy node contents also if doing GC.
2995 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2997 * collect2.c (scan_libraries): Fix double-thinko :-).
2999 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
3001 * collect2.c (scan_libraries): Fix thinko.
3003 * cse.c (delete_trivially_dead_insns): Do not skip the last
3004 insn if it is a real insn.
3006 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
3008 * Makefile.in (ggc-simple.o): Depend on hash.h.
3009 * ggc.h (ggc_add_tree_hash_table_root): Declare.
3010 (ggc_mark_tree_varray): Likewise.
3011 (ggc_mark_tree_hash_table): Likewise.
3012 * ggc-simple.c: Include hash.h.
3013 (ggc_mark_tree_hash_table_ptr): New function.
3014 (ggc_mark_tree_hash_table_entry): Likewise.
3015 (ggc_mark_tree_hash_table): Likewise.
3016 (ggc_add_tree_hash_table_root): Likewise.
3017 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
3018 rtx, when defining fields.
3020 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3022 * profile.c (output_func_start_profiler): Remove apparently
3023 nonsensical call to start_sequence.
3025 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
3027 * clipper/clipper.c (clipper_va_start): Fix typos.
3029 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
3030 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
3031 (spur_va_arg): New stub.
3033 * configure.in: Comment out pyramid.
3035 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
3037 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
3038 don't conflict with the bits that win32, cygwin, and dgux
3041 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
3042 Bernd Schmidt <bernds@cygnus.co.uk>
3044 * integrate.c (function_cannot_inline_p): Do not inline
3045 functions with forced labels.
3047 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
3048 Bernd Schmidt <bernds@cygnus.co.uk>
3049 Mark Mitchell <mark@codesourcery.com>
3051 * Makefile.in (ggc-simple.o): Depend on varray.h.
3052 (rtl.o): Depend on ggc.h.
3053 (genattrtab.o): Depend on ggc.h.
3054 (print-tree.o): Likewise.
3055 (fold-const.o): Likewise.
3056 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
3057 (make_insn_raw): Don't cache insns when GC'ing.
3058 (emit_insn_before): Likewise.
3059 (emit_insn_after): Likewise.
3060 (emit_insn): Likewise.
3061 (start_sequence): Use xmalloc to allocate the sequence_stack.
3062 (end_sequence): Add free to free it.
3063 (gen_sequence): Don't cache insns when GC'ing.
3064 (clear_emit_caches): Don't use sequence_element_free_list.
3065 (init_emit): Use xcalloc, not xmalloc+bzero.
3066 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
3067 * function.c (pop_function_context_from): Use free to free the
3068 fixup_var_refs_queue.
3069 (put_reg_into_stack): Allocate it with xmalloc.
3070 * genattrtab.c: Include ggc.h.
3071 (operate_exp): Don't use obstack_free when GC'ing.
3072 (simplify_cond): Likewise.
3073 (simplify_text_exp): Likewise.
3074 (optimize_attrs): Likewise.
3075 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
3077 (gencode): Generate a #include for ggc.h.
3078 * ggc-callbacks.c (ggc_p): Define it to zero.
3079 * ggc-none.c (ggc_p): Likewise.
3080 * ggc-simple.c: Include varray.h.
3081 (ggc_mark_tree_varray): New function.
3082 (ggc_add_tree_varray_root): Likewise.
3083 (ggc_mark_tree_varray_ptr): Likewise.
3084 * ggc.h (ggc_p): Declare.
3085 (varray_head_tag): Likewise.
3086 (ggc_add_tree_varray_root): Declare.
3087 * print-tree.c (print_node): Don't check for TREE_PERMANENT
3088 inconsistencies when GC'ing.
3089 * rtl.c: Include ggc.h.
3090 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
3091 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
3092 (rtx_free): Don't call obstack_free when GC'ing.
3093 * toplev.c (rest_of_compilation): Call ggc_collect after every
3095 * tree.c (push_obstacks): Do nothing, if GC'ing.
3096 (pop_obstacks_nochange): Likewise.
3097 (pop_obstacks): Likewise.
3098 (make_node): Use ggc_alloc_tree when GC'ing.
3099 (copy_node): Likewise.
3100 (get_identifier): Use ggc_alloc_string when GC'ing.
3101 (build_string): Likewise.
3102 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
3103 (tree_cons): Likewise.
3105 (type_hash_canon): Don't call obstack_free when GC'ing.
3107 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
3109 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
3110 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
3112 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
3113 Bernd Schmidt <bernds@cygnus.co.uk>
3114 Mark Mitchell <mark@codesourcery.com>
3116 * Makefile.in (stor-layout.o): Depend on ggc.h.
3117 (expr.o): Depend on ggc.h.
3118 (profile.o): Depend on ggc.h.
3119 (stor-layout.o): Depend on ggc.h.
3120 * emit-rtl.c (init_emit_once): Add gc roots.
3121 * expr.c: Include ggc.h.
3122 (emit_block_move): Add gc roots.
3123 (clear_storage): Likewise.
3124 * expr.h (init_stor_layout_once): New function.
3125 * profile.c: Include ggc.h.
3126 (init_arc_profiler): profiler_label is a root.
3127 * scan.c (make_sstring_space): Trust xrealloc to function
3128 correctly with first parameter NULL.
3129 * stor-layout.c: Include ggc.h.
3130 (set_sizetype): Add gc root.
3131 (init_stor_layout_once): New function.
3132 * toplev.c (compile_file): Call it.
3134 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
3135 Bernd Schmidt <bernds@cygnus.co.uk>
3136 Mark Mitchell <mark@codesourcery.com>
3138 * Makefile.in (tree.o): Depend on ggc.h.
3139 (varasm.o): Likewise.
3140 (function.o): Likewise.
3142 (except.o): Likewise.
3143 (optabs.o): Likewise.
3144 (emit-rtl.o): Likewise.
3145 * emit-rtl.c: Include ggc.h.
3146 (sequence_element_free_list): Remove, and all references.
3147 (mark_sequence): New functions.
3148 (mark_emit_state): New function.
3149 * except.c: Include ggc.h.
3150 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
3151 (mark_tree_label_node): New functions.
3152 (mark_eh_state): New function.
3153 * function.c: Include ggc.h.
3154 (mark_temp_slot, mark_function_chain): New functions.
3155 (mark_function_state): New function.
3156 (init_function_once): New function.
3157 * function.h (init_function_once): New function.
3158 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
3159 * ggc.h (label_node): Declare.
3160 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
3161 (lang_mark_false_label_stack): New function.
3162 (mark_temp_slot): Remove declaration.
3163 (mark_function_chain): Likewise.
3164 (mark_eh_state): Adjust prototype.
3165 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
3167 * optabs.c: Include ggc.h.
3168 (mark_optab): New function.
3169 (init_optabs): Add gc roots.
3170 * stmt.c: Include ggc.h.
3171 (mark_cond_nesting, mark_loop_nesting): New functions.
3172 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
3173 (mark_stmt_state): New function.
3174 * toplev.c (compile_file): Call init_function_once.
3175 * tree.c: Include ggc.h.
3176 (type_hash): Move declaration earlier in file.
3177 (TYPE_HASH_SIZE, type_hash_table): Likewise.
3178 (init_obstacks): Add gc roots.
3179 (mark_type_hash): New function.
3180 * varasm.c: Include ggc.h.
3181 (mark_pool_constant): New function.
3182 (mark_varasm_state): New function.
3184 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3186 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
3188 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3190 * c-decl.c (struct language_function): Renamed from struct c_function.
3192 (c_function_chain): Delete.
3193 (push_c_function_context): New arg F. Don't warn about nested
3194 functions here. Fill LANGUAGE elt of F. Delete code to update
3195 c_function_chain. Don't call push_function_context.
3196 (pop_c_function_context): New arg F. Restore from there instead of
3197 from c_function_chain. Don't call pop_function_context. Clear out
3198 LANGUAGE field of F when done.
3199 * c-lang.c: Include "function.h"
3200 (lang_init): Initialize save_lang_status and restore_lang_status.
3201 * c-parse.in (nested_function, nested_function_notype): Warn about
3202 nested functions. Call push_function_context/pop_function_context
3203 instead of the _c_ variants.
3204 * c-tree.h (push_c_function_context, pop_c_function_context): Update
3206 * Makefile.in (c-lang.o): Update dependencies.
3208 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
3209 regno_pointer_flag, regno_pointer_align.
3210 (gen_reg_rtx): Use xrealloc to enlarge them.
3211 (free_emit_status): New function.
3212 * function.c (mark_machine_status, mark_lang_status): New variables.
3213 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
3214 in some bits from assign_stack_local. All callers changed to use new
3216 (assign_stack_local): Just call assign_stack_local_1.
3217 (free_after_compilation): New function.
3218 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
3219 (trampoline_address): Likewise.
3220 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
3221 (prepare_function_start): Explicitly clear some more variables.
3222 * function.h (struct function): New elt can_garbage_collect.
3223 (mark_machine_status, mark_lang_status): Declare variables.
3224 (free_after_compilation, free_emit_status, free_varasm_status,
3225 init_varasm_status): Declare functions.
3226 * toplev.c (rest_of_compilation): Call free_after_compilation when
3227 done with the current function.
3228 * varasm.c (free_varasm_status): New function.
3230 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
3232 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
3233 (EXPAND_BUILTIN_VA_ARG): Define.
3234 * sparc.c (sparc_va_start): New.
3235 (sparc_va_arg): New.
3237 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3239 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
3241 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3243 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
3245 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
3247 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
3249 (ggc-callbacks.o): New target.
3250 * ggc-callbacks.c: New file.
3252 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3254 * expr.h: Collapse individual optab and libfunc vars to arrays.
3255 (optab_index, libfunc_index): New enumerations.
3256 (optab_table, libfunc_table): New arrays.
3257 Add accessor macros for both.
3259 * optabs.c (optab_table, libfunc_table): New.
3260 Delete declarations for individual optab and libfunc vars.
3262 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
3264 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
3266 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3268 * Makefile.in (GGC, GGC_LIB): New.
3269 (HOST_RTL): Include ggc-none.o.
3270 (ggc-simple.o): New target.
3271 (ggc-none.o): Likewise.
3272 * tree.h (tree_common): Add gc_mark.
3273 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
3274 (struct rtvec_def): Add gc_mark.
3275 * emit-rtl.c (global_rtl): Update static initializers to contain
3276 enough initializers.
3277 * ggc.h, ggc-none.c, ggc-simple.c: New files.
3278 * toplev.c (gc_time): New variable.
3279 (all_time): New variable.
3280 (compile_file): Print gc time.
3281 (print_time): Calculate percentage of the whole.
3283 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3285 Change obstack memory management and varasm constant pool handling so
3286 that nested functions are treated like any other functions.
3287 * function.c (init_machine_status): New variable.
3288 (push_function_context_to): Set contains_functions for the outer
3289 function. Don't call save_varasm_status.
3290 (pop_function_context_from): Don't call restore_varasm_status. Don't
3291 set current_function_contains_functions.
3292 (prepare_function_start): Call init_varasm_status rather than
3293 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
3295 * function.h (struct function) Add field varasm. Delete fields
3296 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
3297 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
3298 (init_machine_status): Declare.
3299 (save_varasm_status, restore_varasm_status): Delete declarations.
3300 (save_tree_status, restore_tree_status): Delete last argument.
3301 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
3302 code. All callers changed.
3303 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
3304 save_constants_in_decl_trees, restore_constants, save_constants,
3305 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
3307 (inlining): New variable.
3308 (reg_map, label_map, insn_map, orig_asm_operands_vector,
3309 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
3311 (save_for_inline_nocopy): Don't save constants.
3312 Don't set inl_emit field in current_function.
3313 (expand_inline_function): Use emit field, not inl_emit, of the inlined
3314 function. Set new variable inlining before
3315 calling copy_rtx_and_substitute.
3316 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
3317 constant pool references if inlining is nonzero.
3318 Delete ADDRESS and (most of the) CONST cases.
3319 (output_inline_function): Save and restore current_function/
3320 current_function_decl. Delete restore_constants code. Don't call
3321 init_const_rtx_hash_table.
3322 * output.h (init_const_rtx_hash_table): Don't declare.
3323 * rtl.h (struct function): Declare.
3324 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
3325 * toplev.c (rest_of_compilation): Don't treat nested functions or
3326 functions containing them specially. Delete all code to deal with
3327 save_for_inline_copying.
3328 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
3329 inline_obstacks): Delete variables.
3330 (save_tree_status): Lose arg CONTEXT. All callers changed.
3331 Simply allocate a new function_maybepermanent_obstack for the new
3332 function, delete all the special cases.
3333 Don't save inline_obstacks.
3334 (restore_tree_status): Lose arg CONTEXT. All callers changed.
3335 Delete special handling for function_maybepermanent_obstack; simply
3337 Don't restore inline_obstacks.
3338 (permanent_allocation): Delete code that frees inline_obstacks.
3339 (print_inline_obstack_statistics): Delete function.
3340 (dump_tree_statistics): Don't call it.
3341 * varasm.c (struct varasm_status): New.
3342 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
3343 last_pool, pool_offset, const_double_chain): Delete global
3344 variables, replace with accessor macros.
3345 (immed_double_const): Don't walk const_double_chain outside a
3346 function, but don't treat nested functions specially anymore.
3347 (immed_real_const_1): Likewise.
3348 (clear_const_double_mem): Don't treat nested functions specially.
3349 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
3350 (save_varasm_status, restore_varasm_status): Delete functions.
3351 (init_varasm_status): New function.
3352 (force_const_mem): Don't treat nested functions specially.
3353 (find_pool_constant): Accept new arg F, search for constants in
3354 that function's pool rather than the current one. All callers
3356 (get_pool_constant_for_function, get_pool_mode_for_function): New
3359 * i386.c (init_386_machine_status): New function, mostly from
3360 clear_386_stack_locals.
3361 (struct machine_functions): Rename element names to avoid name
3363 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
3364 macros, replacing global variables.
3365 (clear_386_stack_locals, save_386_machine_status,
3366 restore_386_machine_status): Delete functions.
3367 (override_options): Initialize init_machine_status.
3368 * i386.h (INIT_EXPANDERS): Delete macro.
3369 (save_386_machine_status, restore_386_machine_status,
3370 clear_386_stack_locals): Delete declarations.
3372 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3374 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
3375 (doloop_begin): Simplify pattern and use emit_jump_insn.
3376 (doloop_end): Simplify pattern, switch operand order,
3377 and use emit_jump_insn.
3379 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3381 * function.h (struct function): Add new element LANGUAGE.
3382 (save_lang_status): Declare new variable.
3383 (restore_lang_status): Likewise.
3384 * function.c (save_lang_status): Define.
3385 (restore_lang_status): Likewise.
3386 (push_function_context_to): Call language-specific save function.
3387 (pop_function_context_from): Call language-specific restore function.
3389 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3391 * i386.md (movsf_1): Check REG_P before use of REGNO.
3392 (movdf_1): Likewise.
3393 (movxf_1): Likewise.
3394 (extendsfdf2): Likewise.
3395 (extendsfxf2): Likewise.
3396 (extenddfxf2): Likewise.
3398 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3400 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3401 constants into memory.
3402 (c4x_shiftable_constant): New function.
3403 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3404 (c4x_shiftable_constant): Declare.
3405 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3406 ashlqi3_noclobber): Add new patterns and associated splitters.
3408 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3410 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3411 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3412 * final.c (shorten_branches): Likewise.
3413 * global.c (global_alloc): Likewise.
3414 * haifa-sched.c (build_control_flow): Likewise.
3415 * stmt.c (check_for_full_enumeration_handling): Likewise.
3416 (estimate_case_costs): Likewise.
3418 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3420 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3422 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3424 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3425 (recompute_reg_usage): Likewise.
3426 * rtlanal.c (find_regno_fusage): Likewise.
3428 * rtl.c (rtl_check_failed_code1): New function.
3429 (rtl_check_failed_code2): New.
3430 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3431 (RTL_CHECKC1, RTL_CHECKC2): New.
3432 (XC*): New accessor macros.
3433 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3434 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3435 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3436 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3437 (TRAP_*, RANGE_INFO_*): Likewise.
3439 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3441 * Makefile.in (tlink.o): Don't depend on toplev.h.
3443 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3444 output_file, nm_file_name, ldd_file_name, strip_file_name,
3445 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3446 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3447 fork_execute, maybe_unlink, add_to_list,
3448 extract_init_priority, write_list, dump_list,
3449 dump_prefix_list, write_list_with_asm, write_c_file,
3450 write_c_file_stat, write_c_file_glob, scan_prog_file,
3451 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3452 ignore_library, extract_string, notice, dump_file, target_machine,
3453 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3454 read_file, print_load_command): Constify a char*.
3455 (fdopen, error, fatal, fatal_perror): Don't prototype.
3456 (my_strerror): Remove. All callers use xstrerror instead.
3457 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3458 (main): Add prototype. Constify lots of char* ptrs. Change calls
3459 to xcalloc/strcpy/strcat/... to one call to concat.
3460 (main, scan_prog_file, scan_libraries): Use an intermediate
3461 `const char **' to build an argv array.
3462 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3464 * collect2.h (collect_execute, collect_wait, dump_file,
3465 file_exists): Constify a char*.
3466 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3467 temporary_firstobj, vflag, debug): Add extern declarations.
3468 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3470 * tlink.c: Don't include toplev.h.
3471 (vflag, debug, ldout, c_file_name, temporary_obstack,
3472 permanent_obstack, temporary_firstobj): Don't declare.
3473 (tlink_execute, frob_extension, symbol_hash_lookup,
3474 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3475 recompile_files, read_repo_files, demangle_new_symbols,
3476 scan_linker_output): Constify a char*.
3477 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3478 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3480 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3482 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3483 (relative) rather than jsr (absolute) subroutine call insns.
3484 * config/m68k/m68k-coff.h: Ditto.
3486 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3488 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3489 now rework these too.
3490 (arm_reorg): If an insn can't reach the end of the current pool,
3491 ensure that we emit that pool before the insn.
3493 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3495 * tlink.c (scan_linker_output): Skip the initial underscore in
3496 a mangled name if appropriate.
3498 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3501 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3502 error_with_ivar, gen_declarator, create_builtin_decl,
3503 my_build_string, generate_descriptor_table, generate_ivars_list,
3504 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3505 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3506 dump_base_name, lang_decode_option, build_encode_expr,
3507 start_class, finish_class, encode_pointer, really_start_method,
3508 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3510 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3511 Add static prototypes.
3512 (build_objc_string_decl, build_selector_reference_decl,
3513 encode_bitfield, build_class_reference_decl): Remove unused
3514 parameter, all callers changed.
3515 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3516 (objc_printable_name): Likewise. Change second parameter to type int.
3517 (init_objc): Use memcpy, not bcopy, to avoid casts.
3519 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3521 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
3522 reg notes on a deleted insn.
3523 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
3525 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
3527 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
3529 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3531 * stmt.c (expand_asm_operands): Fix index into inout_mode when
3534 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
3536 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
3537 * tm.texi (MD_ASM_CLOBBERS): Document it.
3539 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
3541 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
3542 * except.c (expand_rethrow): Remove unused variable.
3543 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
3544 * flow.c (replace_insns): Likewise.
3545 (create_edge_list, verify_edge_list): Likewise.
3546 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
3548 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
3549 is special code to run.
3550 (main): Don't define operands to emit_operand.
3551 * genrecog.c (main): Don't emit an empty peephole2_insn function.
3553 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
3555 * alpha/alpha.h (normal_memory_operand): Declare.
3556 (reg_no_subreg_operand): Declare.
3557 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3559 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
3561 * c-parse.in (compstmt_primary_start): New, broken out of first
3562 part of compstmt handling in primary.
3563 (primary): Use it. Add an error clause.
3564 (compstmt_nostart): Renamed from compstmt; remove all
3565 initial invocations of compstmt_start.
3568 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
3570 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
3573 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
3575 * combine.c (simplify_shift_const): Remove extra semicolon.
3576 * dwarf2out.c (remove_AT): Likewise.
3577 * expmed.c (expand_mult): Likewise.
3578 * gcov.c (create_program_flow_graph): Likewise.
3579 * reorg.c (mostly_true_jump): Likewise.
3581 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3583 * fold-const.c (fold_range_test): Do not try to fold the range
3584 test if the rhs or lhs has side effects.
3586 * combine.c (simplify_rtx): Recognize another case of a synthesized
3589 * varasm.c (mark_constant_pool): When marking indirect references,
3590 only look at SYMBOL_REFs.
3592 * except.c (expand_fixup_region_end): Do not peek at
3593 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3595 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3597 * flags.h: New variables align_loops, align_loops_log,
3598 align_jumps, align_jumps_log, align_labels, align_labels_log,
3599 align_functions, align_functions_log.
3600 * toplev.c: Define them.
3601 (f_options): Handle -falign-* when they have no argument.
3602 (main): Add logic to set variables for -falign-functions,
3603 -falign-jumps, -falign-labels, -falign-loops.
3604 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3605 (display_help): Change help to match options.
3606 * final.c (LABEL_ALIGN): Default to align_labels_log.
3607 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3608 (LOOP_ALIGN): Default to align_loops_log.
3609 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3610 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3611 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3612 * varasm.c (assemble_start_function): Handle align_functions.
3614 * config/sparc/sparc.h: Don't declare sparc_align_*.
3615 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3616 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3618 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3620 * config/sparc/sparc.c: Delete sparc_align_loops,
3621 sparc_align_jumps, sparc_align_funcs and the corresponding string
3623 (sparc_override_options): Default align_functions on ultrasparc.
3624 Delete -malign-* handling.
3626 * config/mips/mips.c (override_options): On 64-bit targets,
3627 try to align code to 64-bit boundaries.
3628 (print_operand): New substitution, %~,
3629 which aligns labels to align_labels_log.
3630 * config/mips/mips.md (div_trap_normal): Use %~.
3631 (div_trap_mips16): Likewise.
3636 (ashldi3_internal): Likewise.
3637 (ashrdi3_internal): Likewise.
3638 (lshrdi3_internal): Likewise.
3639 (casesi_internal): Likewise.
3641 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3643 Merge new ia32 backend from the branch!
3645 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3646 See ChangeLog.P2 on new_ia32_branch for details.
3648 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3649 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3650 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3651 * i386/gas.h (ASM_FILE_START): Define.
3652 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3653 for name change of ix86_valid_decl_attribute_p.
3654 (i386_pe_valid_type_attribute_p): Similarly.
3656 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3658 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3659 to step through CC modes.
3661 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3663 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3664 it would end up in the shadow of a live flags regsiter.
3666 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3668 * reload1.c: Fix many indentation problems.
3669 * reload.c: Likewise.
3671 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3673 * alias.c (non_local_reference_p): Constify fmt.
3675 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3677 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3679 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3681 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3682 the internal_arg_pointer.
3684 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3686 Merge peephole2 from new_ia32_branch:
3687 * Makefile.in (STAGESTUFF): Add *.peephole2.
3688 (mostlyclean): Likewise.
3689 (recog.o): Depend on resource.h.
3691 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3692 (final_scan_insn): Likewise for the invocation of peephole.
3693 * genconfig.c (main): Look for peephole and peephole2 patterns.
3694 Emit HAVE_peephole* accordingly.
3695 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3696 * flags.h (flag_peephole2): Declare.
3697 * toplev.c: New pass peephole2. New flag -fpeephole2.
3699 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3700 * gencodes.c (main): Likewise.
3701 * genextract.c (main): Likewise.
3702 * genoutput.c (main): Likewise.
3703 * genemit.c (max_operand_1): Look for the max scratch operand.
3704 (gen_rtx_scratch): New.
3705 (gen_exp): Use it, and pass on new arg subroutine_type.
3706 (gen_expand): Take max scratch into account.
3707 (gen_split): Emit peephole2 functions.
3708 (output_peephole2_scratch): New.
3709 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3710 * genrecog.c (routine_type): Add PEEPHOLE2.
3712 (make_insn_sequence): Match outer parallel for peep2. Discard
3713 top level scratches and dups.
3714 (add_to_sequence): New args insn_type and top. Update all callers.
3715 Handle toplevel peep2 matching insns.
3716 (write_subroutine): Handle peep2.
3717 (write_tree_1): Likewise.
3718 (write_tree): Likewise.
3720 (change_state): New arg afterward. Update all callers.
3721 Handle matching separate insns.
3722 * recog.c (recog_next_insn): New.
3723 (peephole2_optimize): New.
3724 * rtl.def (DEFINE_PEEPHOLE2): New.
3725 * resource.c (find_free_register): New argument last_insn. Use it
3726 to find a register available through the entire span.
3727 * resource.h (find_free_register): Update prototype.
3729 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3731 * i386.c (output_strlen_unroll): Don't write xops[7]
3732 label if it wasn't set.
3734 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3736 * cpplib.c (struct directive): Const-ify name pointer and
3737 function pointer prototype.
3738 (validate_else, do_define, do_line, do_include, do_undef,
3739 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3740 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3741 do_warning): Const-ify second arg.
3742 (directive_table): Mark const. Reorder entries by frequency
3743 of usage, record statistics.
3745 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3747 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3748 bounds- check RTL accesses if --enable-checking.
3749 (RTVEC_ELT): Bounds check if --enable-checking.
3750 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3751 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3752 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3754 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3755 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3757 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3758 (NOTE_SOURCE_FILE): Use X0STR.
3759 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3760 MEM_ALIAS_SET): Use X0INT.
3761 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3762 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3764 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3765 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3766 (rtl_check_failed_bounds, rtl_check_failed_type1,
3767 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3769 (fancy_abort): Fix comment.
3771 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3772 (cse_insn): Decrement LABEL_NUSES for jump target before
3774 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3775 * final.c (alter_subreg): Compute regno before changing x to
3776 REG; set REGNO(x) after changing it.
3777 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3778 notes containing CONST_INTs.
3779 (delete_eh_regions): Use NOTE_EH_HANDLER.
3780 * function.c (put_reg_into_stack): Make reg a MEM before
3782 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3784 (gen_mem_addressof): Make reg a MEM before initializing it.
3785 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3787 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3788 deleting an insn, not after.
3789 (block_alloc): Only look at PATTERN(insn) if we have to, and
3790 only if it's format class 'i'.
3791 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3792 CONST_INT before using its INTVAL.
3793 * print-rtl.c (print_rtx): Use X0STR.
3794 * regmove.c (fixup_match_1): Don't look at PATTERN of
3795 non-class-'i' insn chain elements.
3796 * reload.c (loc_mentioned_in_p): Take address of
3797 in->fld[1].rtx directly.
3798 * reload1.c (reload): Change reg to a MEM before initializing
3800 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3802 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3804 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3806 * config/mips/mips.c (machine_dependent_reorg): Force a
3807 barrier to output the local constant pool if a barrier hasn't
3808 been found at a natural point in the instruction stream.
3810 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3812 * c-parse.in (language_string): Constify.
3814 * dwarf2out.c (language_string): Remove declaration.
3816 * dwarfout.c (language_string): Likewise.
3818 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3820 * tree.h (language_string, init_parse, finish_parse): Declare.
3822 * i386/sun386.h (language_string): Remove declaration.
3824 * mips.h (language_string): Likewise.
3826 * nextstep.h (language_string): Likewise.
3828 * nextstep21.h (language_string): Likewise.
3830 * rs6000.c (language_string): Likewise.
3832 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3835 (getpwd.o): Remove target.
3837 * getpwd.c: Delete file. Its in libiberty now.
3839 * dbxout.c (getpwd): Don't prototype.
3840 * dwarf2out.c (getpwd): Likewise
3841 * dwarfout.c (getpwd): Likewise
3842 * final.c (getpwd): Likewise.
3843 * protoize.c (getpwd): Likewise.
3845 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3847 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3849 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3851 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3854 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3856 * fixinc/Makefile.in (subdir): New.
3857 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3860 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3862 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3863 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3866 * invoke.texi: Fix typo.
3868 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3869 changed. Handle autoincrement addressing modes.
3871 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3872 just like we would the virtual incoming args register when
3875 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3877 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3878 path, in .file directive.
3880 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3882 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3885 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3887 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3890 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3892 * tree.c (tree_code_name): Constify a char*.
3894 * tree.h (tree_code_name, decl_printable_name): Likewise.
3896 * function.h (struct function): Likewise.
3898 * toplev.c (decl_name, decl_printable_name): Likewise.
3900 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3902 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3903 (init_objc): Remove function pointer cast.
3905 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3907 * pa.md (interspace_jump): New pattern.
3908 (builtin_longjmp): New expander.
3910 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3912 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3913 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3914 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3916 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3918 * jump.c (delete_prior_computation): Also check calls
3919 to constant functions. Don't bother checking for a
3920 REG_UNUSED note before adding it.
3921 (delete_computation): Handle multi-word hard registers
3922 when synthesizing missing REG_DEAD notes for a register
3923 which is both set and used by an insn.
3925 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3927 * loop.c (this_loop_info): New variable.
3928 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3929 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3931 (prescan_loop, strength_reduce): New argument loop_info. All callers
3933 (scan_loop): New variable loop_info, initialise to address of
3935 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3936 Delete variable loop_has_multiple_exit targets and replace with
3937 field in this_loop_info.
3938 (find_and_verify_loops): Rename this_loop to this_loop_num.
3939 (strength_reduce): Delete loop_iteration_info. Replace variable
3940 loop_info with function argument of same name.
3941 (insert_bct): Rework test for loop being completely unrolled.
3943 * loop.h (struct loop_info): New fields num, loops_enclosed,
3944 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3945 has_indirect_jump, and cont. Redefine use of unroll_number.
3946 (loop_unroll_number): Delete.
3948 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3950 (loop_iterations): Delete variable vtop and instead use
3951 loop_info->vtop computed in prescan_loop.
3953 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3955 * fix-header.c (main): Do not pass a null pointer to strcmp.
3957 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3959 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3961 * configure: Rebuilt.
3963 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3965 * jump.c (jump_optimize_1): Do not delete assignments to
3966 internal_arg_pointer.
3967 * cse.c (delete_trivially_dead_insns): Always consider a set of
3968 the internal_arg_pointer live.
3970 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3972 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3973 (update_life_info) [REG_WAS_0]: Search the original insns rather
3974 than the new insns for the note. Fix typos finding note_dest.
3975 If no dest found, discard the note rather than abort.
3976 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3977 (replace_insns): Remove the old insn list after update_life_info
3980 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3982 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3984 (sched_analyze_1): Let add_dependence care for not adding dups.
3985 (sched_analyze_2): Likewise.
3986 (add_branch_dependences): Likewise.
3988 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3990 * i386/winnt.c (export_list): New type.
3991 (exports_head): Rename to
3992 (export_head): this.
3993 (i386_pe_record_exported_symbol): Add is_data flag.
3994 (i386_pe_asm_file_end): Emit directive for exported variables.
3995 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3997 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3998 (ASM_DECLARE_OBJECT_NAME): Likewise.
3999 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4000 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4002 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
4004 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
4006 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
4009 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
4011 * config/openbsd.h: Define SET_ASM_OP.
4012 * tm.texi: cross-reference SET_ASM_OP in the index.
4014 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
4016 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
4017 for a CONST_DOUBLE, at compile time. Initialize rtx_length
4018 and class_narrowest_mode at compile time. Kill init_rtl.
4019 Mark rtx_length, mode_class, mode_size, mode_unit_size,
4020 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
4021 rtx_format as const. Kill all references to EXTRA_CC_MODES or
4023 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
4025 * rtl.h: Declare rtx_length and rtx_format as const.
4026 * machmode.def: Define CC(). Use CC() to define CCmode. If
4027 EXTRA_CC_MODES is defined, expand it here.
4028 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
4029 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
4030 const. Kill all references to EXTRA_CC_MODES.
4032 * toplev.c: Don't prototype or call init_rtl.
4033 * optabs.c: Don't call init_mov_optab.
4034 * genemit.c: Don't generate init_mov_optab. Don't call
4036 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
4038 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
4039 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
4040 genrecog.c: Don't call init_rtl.
4042 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
4043 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
4044 definition of EXTRA_CC_MODES.
4046 * md.texi: Kill ref to EXTRA_CC_NAMES.
4047 * tm.texi: Document new way to define EXTRA_CC_MODES.
4049 * genrecog.c: Do not look up the name of a define_split.
4052 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
4054 * config/v850/v850.md: Fix typo introduced by previous delta.
4056 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4058 * gcc.c (fatal): Make definition static to match prototype.
4060 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4062 * combine.c (get_last_value): Don't look for earlier sets if the last
4063 known set is somewhere in between the insns being combined.
4065 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
4067 * configure.in: Don't use shell ! to negate exit codes
4068 * configure: Regenerate
4070 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
4072 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
4073 the fact that ALIGN is measured in bits, not bytes.
4075 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
4077 * errors.c: New file; defines functions error, warning, and
4078 fatal, variables have_error and progname.
4079 * errors.h: New file; prototypes and decls for stuff in errors.c.
4081 * Makefile: Add rules to build errors.o and
4082 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
4083 genopinit, genrecog, genextract, genpeep, genattr, and
4084 genoutput with errors.o. Add errors.h to deps of genconfig.o,
4085 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
4086 genpeep.o, genattr.o, and genoutput.o.
4088 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
4089 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
4090 define or prototype fatal. Set progname at beginning of main.
4091 * genoutput.c: Likewise, and don't define or prototype error
4094 * c-typeck.c (c_expand_start_case): Return immediately if exp
4096 * fold-const.c (operand_equal_p): Return immediately if arg1
4097 or arg0 are ERROR_MARKs.
4098 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
4099 fields of type ERROR_MARK when calculating if the record can
4102 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
4103 with much help from Jeffrey A Law and Richard Henderson
4105 * i386.md: In the 6 insns which call output_fix_trunc,
4106 earlyclobber operands[0].
4108 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
4110 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
4111 creating new registers.
4113 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
4115 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
4116 i386_reg_alloc_order, i386_regparm_string,
4117 i386_align_loops_string, i386_align_jumps_string,
4118 i386_align_funcs_string, i386_preferred_stack_boundary_string,
4119 and i386_branch_cost_string as type "const char *".
4120 * i386.c: Define all above strings as type "const char *".
4122 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
4124 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
4125 when emitting alignment padding. Emit padding byte of 0 instead of 4.
4127 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4129 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
4130 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
4132 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
4134 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
4135 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
4136 (dwarf2out_line, dwarf2out_finish): Likewise.
4137 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
4139 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
4141 * tree.c (lang_unsave_expr_now) : Correct return type.
4142 * tree.h (lang_unsave_expr_now) : Same.
4144 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
4146 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
4147 instead of duplicating code.
4149 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4151 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
4153 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
4155 * tree.h: fancy_abort always takes three args.
4156 * resource.c: Move include of system.h before toplev.h.
4158 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
4160 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
4163 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
4165 * system.h: Don't redefine abort or trim_filename.
4166 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
4167 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
4168 whether or not __FUNCTION__ is available.
4169 * tree.h: Duplicate rtl.h's definition of abort, for files
4170 that don't include rtl.h. Delete all code to perform type
4171 checking with a compiler other than GCC.
4172 * varray.h: Delete all code to perform type checking with a
4173 compiler other than GCC. Make VARRAY_CHECK() always evaluate
4174 its arguments exactly once, using a statement expression.
4175 Adjust the VARRAY_<type> accessor macros to match.
4176 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
4177 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
4178 caller's location. Define fatal_insn and fatal_insn_not_found
4179 as macros that use _fatal_insn and _fatal_insn_not_found.
4180 (fancy_abort, trim_filename): Kill prototypes.
4182 * rtl.c (trim_filename): Move here from toplev.c.
4183 (fancy_abort): New function.
4184 (DIR_SEPARATOR): Provide default definition.
4185 * tree.c (tree_check_failed, tree_class_check_failed): Go
4186 through fancy_abort.
4187 (tree_check, tree_class_check, cst_or_constructor_check,
4188 expr_check): Delete.
4189 * varray.c (varray_check_failed): New function.
4190 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
4191 _fatal_insn and _fatal_insn_not_found. Go through
4193 (trim_filename, fancy_abort): Delete.
4195 * builtins.c (expand_builtin_args_info): Report ICE with abort.
4196 * except.c (start_catch_handler): Report ICE with error/abort
4198 * final.c (output_operand_lossage): Likewise.
4199 * flow.c (verify_flow_info): Likewise.
4201 * gcc.c: Prototype fatal.
4202 * gengenrtl.c: Undef abort after including rtl.h not system.h.
4203 * genattr.c, genattrtab.c, genemit.c, genextract.c,
4204 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
4205 Don't define fancy_abort.
4207 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
4209 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
4212 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
4214 * m88k.h (VERSION_INFO2): Kill.
4215 (VERSION_STRING): Kill.
4217 (VERSION_INFO1): Tidy.
4218 (TARGET_VERSION): Update.
4219 * m88k/dgux.h (VERSION_INFO2): Kill.
4220 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
4221 * m88k/luna.h (VERSION_INFO1): Tidy.
4222 * m88k/sysv4.h (VERSION_INFO1): Likewise.
4223 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
4224 (output_file_start): Adjust for death of VERSION_STRING.
4226 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
4228 * cpplib.c (detect_if_not_defined): New function.
4229 (do_if): Use it to detect potential once-only headers.
4231 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
4233 * c-common.c (combine_strings): Always set TREE_CONSTANT.
4235 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
4237 * combine.c (nonzero_bits) : Allow single-ly set registers to be
4238 anywere in the function only if they are pseudos and set before
4239 being used (not live at the start of the function).
4240 (num_sign_bit_copies) : Same.
4241 (get_last_value_validate) : Same.
4242 (get_last_value) : Same.
4244 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
4246 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
4247 where N and M are constant and N is an integer multiple of M.
4249 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4251 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
4252 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4253 sbitmap_union_of_preds): Add prototypes.
4254 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
4255 the intersection of successors with the new flow graph structures.
4256 (sbitmap_intersection_of_preds): New function to compute the
4257 intersection of predecessors with the new flow graph structures.
4258 (sbitmap_union_of_succs): New function to compute the union of
4259 successors with the new flow graph structures.
4260 (sbitmap_union_of_preds): New function to compute the union of
4261 predecessors with the new flow graph structures.
4262 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
4263 (expr_reaches_here_p): Use edge and basic_block structures instead
4264 of s_preds and s_succs.
4265 (compute_cprop_avinout): Use new sbitmap routines.
4266 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
4267 of s_preds and s_succs.
4268 * flow.c (compute_flow_dominators): Compute dominators using
4269 edges and basic blocks instead of s_preds and s_succs.
4271 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4273 * lists.c (unused_insn_list, unused_expr_list): New file for
4274 maintaining various types of lists. New statics for maintaining a
4275 cache of available INSN_LIST and EXPR_LIST nodes.
4276 (free_list): Static function for freeing a list of INSN/EXPR nodes.
4277 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
4278 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
4279 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
4280 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
4281 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
4282 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
4283 (free_INSN_LIST_node): Free an individual INSN_LIST node.
4284 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
4285 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
4286 (remove_dependence, free_pending_lists): Use new global routines.
4287 (flush_pending_lists, sched_analyze_insn): Use new global routines.
4288 (sched_analyze, compute_block_backward_dependences): Use new routines.
4289 (sched_analyze_1, sched_analyze_2): Use new routines.
4290 (schedule_insns): Use new global routines.
4291 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
4293 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
4294 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
4296 * toplev.c (rest_of_compilation): Initialize node cache.
4297 * Makefile.in (OBJS): Add lists.o to list of object files.
4298 (lists.o): Add dependancies.
4300 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
4302 * config/v850/v850.md: Fix compile time warning messages.
4303 * config/v850/v850.c: Fix compile time warning messages.
4304 * config/v850/v850.h: Fix compile time warning messages.
4306 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4308 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
4309 Remove unused prototype for `init_lengths'.
4311 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4313 * calls.c (emit_call_1): Mark parameter `stack_size' with
4315 (expand_call): Initialize variable `insn'.
4316 (emit_library_call): Likewise for variable `high_to_save'.
4317 (emit_library_call_value): Likewise.
4318 (store_one_arg): Likewise for variables `lower_bound' and
4321 * combine.c (try_combine): Likewise for variables `i2_code_number'
4322 and `other_code_number'.
4323 (find_split_point): Likewise for variables `pos', `unsignedp' and
4325 (simplify_if_then_else): Likewise for variables `op' and `c1'.
4326 (simplify_and_const_int): Remove unused variable `width'.
4327 (merge_outer_ops): Likewise.
4329 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
4330 HOST_WIDE_INT' when comparing against one.
4331 (simplify_relational_operation): Likewise.
4332 (cse_insn): Initialize variables `src_eqv_volatile',
4333 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
4335 * final.c (init_final): Constify parameter `filename'.
4336 (final_start_function): Mark parameter `optimize' with
4338 (profile_function): Likewise for parameters `first' and `optimize'.
4339 (output_source_line): Likewise for parameter `file'.
4341 * integrate.c (subst_constants): Cast a value to `size_t' when
4342 comparing against one.
4343 (mark_stores): Initialize variable `mode'. Cast a value to
4344 `size_t' when comparing against one.
4346 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
4348 * loop.c (move_movables): Initialize variable `first'.
4349 (strength_reduce): Likewise for variable `increment'.
4350 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
4351 value to `size_t' when comparing against one.
4352 (load_mems): Initialize variable `end_label'.
4354 * output.h (init_final): Constify parameter.
4356 * reload.c (decompose): Initialize variable `base'.
4358 * reload1.c (reload): Likewise for variable `is_scalar'.
4359 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
4360 (choose_reload_regs): Initialize variable `mode'.
4361 (emit_reload_insns): Likewise for variable `store_insn'.
4362 (reload_cse_noop_set_p): Mark parameter `insn' with
4364 (reload_combine): Initialize variable `set'.
4366 * unroll.c (unroll_loop): Likewise for variable `local_label'.
4367 (copy_loop_body): Cast a value to `size_t' when comparing against
4370 * varasm.c (assemble_variable): Initialize variable `size_tree'.
4371 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
4372 (remove_from_pending_weak_list): Mark parameter `name' with
4375 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4377 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
4380 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
4382 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
4383 (ASM_DECLARE_FUNCTION_NAME): Define.
4384 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
4385 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
4386 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
4387 not already defined.
4389 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4391 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
4392 of n_popped when call/call_value are not defined.
4394 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
4396 * tm.texi: GNU CC -> GCC conversion.
4397 (CC1_SPEC): Indicate it is used for all language front ends.
4399 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4401 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4402 NOTE_INSN_EH_REGION_END correctly.
4404 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4405 Jeff Law <law@cygnus.com>
4407 * loop.c (strength_reduce): Automatically unroll loops if the
4408 unrolled loop size is smaller than the rolled loop size.
4410 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4411 and delete comment that code should be rewritten.
4413 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4415 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4418 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4420 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4422 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4423 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4424 (LINK_SPEC): Add -u _main when building executables.
4425 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4426 (ASM_FILE_END): Use the default for ix86-pe.
4427 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4429 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4431 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4432 and ASM_CLOSE_PAREN are empty strings.
4434 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4435 Geoffrey Keating <geoffk@cygnus.com>
4437 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4438 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4439 (unprotoize.o): Ditto.
4440 (test-protoize-simple): Don't define STD_PROTO_DIR.
4441 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4442 changes to make 'test-protoize-simple' pass.
4443 (STD_PROTO_DIR): Remove define.
4444 (STANDARD_EXEC_PREFIX): Supply default define.
4445 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4446 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4447 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4448 (GET_ENV_PATH_LIST): New macro.
4449 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4450 (do_processing): Initialize default_syscalls_dir using new
4451 macros. Use it to initialize syscalls_absolute_filename.
4453 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4455 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4456 B into a register before emit_conditional_move.
4458 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4460 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4461 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4462 multiplicand out of (+ (* a b) (* c d)).
4464 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4465 Richard Henderson <rth@cygnus.com>
4467 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4468 (new_insn_dead_notes): Likewise.
4469 (update_n_sets): Likewise.
4470 (update_flow_info): Move to flow.c, renamed to update_life_info;
4471 extend to handle multiple source insns.
4472 * flow.c: Include resource.h
4473 (unlink_insn_chain): New.
4474 (split_hard_reg_notes): New.
4475 (maybe_add_dead_note): New.
4476 (maybe_add_dead_note_use): New.
4477 (find_insn_with_note): New.
4478 (new_insn_dead_notes): New.
4479 (update_n_sets): New.
4480 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4481 (maybe_remove_dead_notes): New.
4482 (update_life_info): New.
4483 (prepend_reg_notes): New.
4484 (replace_insns): New.
4485 * output.h (update_life_info): Declare.
4486 * recog.c (split_block_insns): Use update_life_info.
4487 * resource.c (find_free_register): Use reg_alloc_order, don't use
4488 fixed regs, make sure the mode is supported, don't use new regs.
4490 * rtl.h (replace_insns): Declare.
4492 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4494 * expr.c (expand_expr): Cope with COND_EXPRs with one
4495 non-returning branch.
4497 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4499 * expr.c (store_expr): Always pass down the target, even when not
4502 1999-08-24 Nick Clifton <nickc@cygnus.com>
4504 * configure.in: Define target_cpu_default for v850 targets.
4505 * configure: Regenerate
4507 * config/v850/v850.h (TARGET_CPU_generic): Define.
4508 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4509 addresses are 4 byte aligned.
4511 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4514 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4516 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4517 (main): Add prototypes.
4519 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4520 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4521 (write_attr_get): Emit prototypes along with function definition.
4522 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
4523 (write_complex_function): Emit static prototype along with
4524 function definition.
4526 * genemit.c (gen_split): Emit prototypes along with function
4529 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
4530 Likewise for predicates and `insn_operand_predicate'.
4531 (process_template): Emit static prototype along with function
4534 * genrecog.c (make_insn_sequence): Constify a char*. Add
4535 prototypes for get_split_*().
4536 (write_subroutine): Emit prototypes along with function
4539 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4541 * gcse.c (find_avail_set): Follow chains of register-register copies.
4542 Use oprs_not_set_p to guarantee that the returned value can be
4544 (cprop_insn): Don't verify the return value of find_avail_set with
4547 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
4548 (cprop_cc0_jump): New function.
4549 (cprop_insn): Break out new function cprop_jump and use it.
4550 Also use cprop_cc0_jump for machines with CC0.
4551 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
4553 * tree.h (current_function_calls_setjmp,
4554 current_function_calls_longjmp): Delete declarations.
4555 * dsp16xx.c: Include "function.h".
4556 * elxsi.c: Likewise.
4557 * gmicro.c: Likewise.
4558 * h8300.c: Likewise.
4561 * mn10200.c: Likewise.
4562 * mn10300.c: Likewise.
4563 * ns32k.c: Likewise.
4567 * rtl.h (rtx_equal_function_value_matters): Declare.
4568 * toplev.c (rtx_equal_function_value_matters): Don't declare.
4570 * function.c: Likewise.
4571 * emit-rtl.c: Likewise.
4573 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
4575 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
4578 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4580 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4583 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4585 * cpp.texi: Add a node documenting macro varargs (copied
4588 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4590 * cppspec.c: Put a null pointer at the end of the new argv.
4592 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4594 * configure.in: Remove code to select/de-select the haifa
4595 scheduler. Every scheduled port gets haifa now.
4596 * configure: Rebuilt.
4597 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4599 * Makefile.in: Corresponding changes.
4601 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4603 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4604 All callers changed.
4605 (prepare_float_lib_cmp): Likewise.
4606 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4607 * expr.h (emit_float_lib_cmp): Delete declaration.
4608 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4609 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4610 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4612 (cmptf): Now conditional on TARGET_HARD_QUAD.
4614 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4616 * resource.c (mark_target_live_regs): Use
4617 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4619 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4623 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4625 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4627 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * rtl.h (rtx_format): Constify a char*.
4631 * rtl.c (rtx_format): Likewise.
4632 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4633 (init_rtl): Use accessor macro, not `rtx_format'.
4635 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4638 * caller-save.c (mark_referenced_regs): Likewise.
4640 * combine.c (subst, make_compound_operation, known_cond,
4641 gen_rtx_combine, update_table_tick, get_last_value_validate,
4642 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4644 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4645 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4646 count_reg_usage): Likewise.
4648 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4651 * final.c (leaf_renumber_regs_insn): Likewise.
4653 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4654 dump_edge_info, count_reg_references): Likewise.
4656 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4657 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4660 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4661 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4662 add_label_notes): Likewise.
4664 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4665 clear_struct_flag, count_sub_rtxs, count_alternatives,
4666 compares_alternatives_p, contained_in_p, walk_attr_value,
4667 write_expr_attr_cache): Likewise.
4669 * genconfig.c (walk_insn_part): Likewise.
4671 * genemit.c (max_operand_1, gen_exp): Likewise.
4673 * genextract.c (walk_rtx): Likewise.
4675 * genflags.c (num_operands): Likewise.
4677 * genoutput.c (scan_operands): Likewise.
4679 * genpeep.c (match_rtx): Likewise.
4681 * genrecog.c (add_to_sequence): Likewise.
4683 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4686 * integrate.c (save_constants, copy_for_inline,
4687 copy_rtx_and_substitute, subst_constants, restore_constants):
4690 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4691 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4693 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4696 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4697 add_label_notes, replace_call_address, count_nonfixed_reads,
4698 invariant_p, find_single_use_in_loop, find_mem_givs,
4699 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4702 * print-rtl.c (reg_names, print_rtx): Likewise.
4704 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4706 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4707 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4708 print_blocks): Likewise.
4710 * regclass.c (fix_register, record_address_regs,
4711 reg_scan_mark_refs): Likewise.
4713 * regmove.c (stable_but_for_p): Likewise.
4715 * reload.c (loc_mentioned_in_p, operands_match_p,
4716 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4717 copy_replacements, refers_to_regno_for_reload_p,
4718 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4719 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4722 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4723 delete_address_reloads_1, count_occurrences,
4724 reload_cse_mem_conflict_p, reload_combine_note_use,
4725 add_auto_inc_notes): Likewise.
4727 * resource.c (mark_referenced_resources, mark_set_resources):
4730 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4731 reg_mentioned_p, regs_set_between_p, modified_between_p,
4732 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4733 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4734 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4735 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4737 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4739 * stupid.c (stupid_mark_refs): Likewise.
4741 * unroll.c (remap_split_bivs): Likewise.
4743 * varasm.c (mark_constants): Likewise.
4745 * a29k/a29k.c (uses_local_reg_p): Likewise.
4747 * alpha/alpha.c (summarize_insn): Likewise.
4749 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4750 eliminate_lr2ip): Likewise.
4752 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4754 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4755 reg_mentioned_in_mem): Likewise.
4757 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4758 symbolic_reference_mentioned_p): Likewise.
4760 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4762 * sh/sh.c (regs_used, mark_use): Likewise.
4764 * vax/vax.c (vax_rtx_cost): Likewise.
4766 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4768 * machmode.h (mode_name): Constify a char*.
4770 * rtl.c (mode_name): Likewise.
4772 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4774 * optabs.c (init_libfuncs): Constify a char*.
4776 * print-tree.c (mode_name): Remove redundant declaration.
4777 (print_node): Use accessor macro, not `mode_name'.
4779 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4781 (new_spill_reg): Constify a char*.
4783 * tree.c (mode_name): Remove redundant declaration.
4785 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4787 * rtl.c (rtx_name): Constify a char*.
4789 * rtl.h (rtx_name, fix_sched_param): Likewise.
4791 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4792 (mypr): Use accessor macro, not `rtx_name'.
4794 * genemit.c (print_code): Constify a char*.
4796 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4798 * genpeep.c (print_code): Constify a char*.
4800 * genrecog.c (print_code): Likewise.
4802 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4803 end_bb): Add static prototype.
4804 (draw_edge): Constify a char*.
4805 (end_bb): Remove unused parameter.
4807 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4808 print_block_visualization): Constify a char*.
4810 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4812 * c-common.c (c_get_alias_set): Update comment.
4814 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4816 * linux.h (LIB_SPEC): Added.
4818 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4820 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4822 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4824 * tree.c (expr_check): Fix typo in last change.
4826 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4828 * rtl.def (NOTE): Change format to "iuu0n".
4829 (ADDR_DIFF_VEC): Change format to "eEee0".
4830 (ADDRESSOF): Change format to "eit".
4832 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4833 (RTVEC_ELT): Change to match.
4834 (XVECEXP): Use XVEC and RTVEC_ELT.
4835 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4836 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4837 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4838 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4839 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4840 (INTVAL): Use XWINT.
4841 (ADDRESSOF_DECL): Use XTREE.
4842 (SET_ADDRESSOF_DECL): Delete.
4843 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4844 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4845 ifdefed out since 2.6 at least.
4846 (gen_rtvec_vv): Delete prototype.
4848 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4850 (copy_most_rtx): Handle 't' format letter.
4851 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4852 (gen_rtvec_vv): Delete function. All callers changed to use
4853 gen_rtvec_v instead.
4854 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4855 the '0' format letter.
4857 * function.c (gen_mem_addressof): Don't use
4858 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4860 * integrate.c (copy_rtx_and_substitute): Likewise.
4861 Copy 't' slots with XTREE.
4862 (subst_constants): Treat 't' slots like '[swi]' slots.
4863 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4864 * jump.c (rtx_equal_for_thread_p): Likewise.
4865 * rtlanal.c (rtx_equal_p): Likewise.
4866 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4867 only four arguments.
4868 * gengenrtl.c (type_from_format): Provide correct types for
4872 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4873 If a recent gcc is in use (always in stage2 and beyond), use
4874 statement expressions, so we don't make a function call unless
4875 the check fails. Evaluate arguments exactly once.
4876 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4877 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4879 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4880 they evaluate their arguments exactly once, irrespective of
4881 the compiler in use.
4883 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4884 is used by the currently-enabled check macros. This is:
4885 (tree_check_failed, tree_class_check_failed): For gcc.
4886 (tree_check, tree_class_check, cst_or_constructor_check,
4887 expr_check): For other compilers.
4889 * gencheck.c: Do not define any *_CHECK1 macros.
4891 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4892 Mark Mitchell <mark@codesourcery.com>
4894 * c-common.c (c_get_alias_set): Fix support for poitners and
4897 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4899 * alias.c: Include tree.h.
4900 (nonlocal_reference_p, mark_constant_function): New functions.
4901 * flow.c (life_analysis): Call mark_constant_function.
4902 * rtl.h (mark_constant_function): Declare it.
4904 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4906 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4907 unrecognisable switches.
4909 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4911 * loop.c (recombine_givs): Set ix field after sorting.
4912 (recombine_givs): Remove bogus index / giv lockstep looping.
4914 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4916 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4918 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4919 (do_cmp_and_jump): Formatting fixes.
4920 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4921 do_compare_rtx_and_jump instead of compare_from_rtx.
4922 (do_compare_rtx_and_jump): New function; mostly copied from
4924 (do_jump_for_compare): Delete.
4925 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4927 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4928 of compare/do_jump_for_compare pairs.
4929 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4930 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4931 compare_from_rtx/do_jump_for_compare pairs.
4932 (do_jump_by_parts_equality): Likewise.
4933 (do_jump_by_parts_equality_rtx): Likewise.
4934 * expr.h (do_compare_rtx_and_jump): Declare.
4935 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4936 that used to be in emit_cmp_insn.
4937 (cmp_available_p): New function.
4938 (prepare_operand): New function.
4939 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4940 to be in emit_cmp_insn.
4941 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4942 parameters to be pointers; don't emit final compare but modify some of
4943 the values pointed to by the args so the caller can perform the
4945 (expand_binop): Call emit_store_flag_force with signed forms of
4947 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4948 emit_jump_insn pair.
4949 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4950 emit_cmp_and_jump_insn_1. Call emit_queue.
4951 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4953 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4954 jump sets cc0 before deleting it.
4955 * integrate.c (expand_inline_function): Likewise.
4956 * unroll.c (unroll_loop): Similar changes in several places.
4957 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4960 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4962 * Makefile.in (insn-recog.o): Update dependencies.
4963 * genrecog.c (main): Make generated file include "function.h".
4965 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4967 * cse.c (cse_insn): Call never_reached_warning when a jump is
4968 changed to be unconditional.
4969 * flags.h: Declare warn_notreached.
4970 * flow.c (delete_block): Call never_reached_warning when
4972 * jump.c (delete_barrier_successors): Call never_reached_warning
4973 when we delete everything after a BARRIER.
4974 (never_reached_warning): New function.
4975 * rtl.h: Declare never_reached_warning.
4976 * toplev.c (warn_notreached): New variable.
4977 (lang_independent_options): Set warn_notreached
4978 when -Wunreachable-code.
4979 (compile_file): We need line numbers for -Wunreachable-code.
4981 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4983 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4984 * sched.c (insn_unit): Likewise.
4986 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4988 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4990 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4992 * flow.c (create_edge_list): Use xmalloc, not malloc.
4994 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4996 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4997 C-style comments. Do not lose the character before double slash.
4999 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5001 * basic-block.h (struct edge_list): Stucture to maintain a vector
5003 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
5004 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
5005 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
5006 New function prototypes.
5007 * flow.c (create_edge_list): Function to create an edge list.
5008 (free_edge_list): Discards memory used by an edge list.
5009 (print_edge_list): Debug output showing an edge list.
5010 (verify_edge_list): Internal consistency check for an edge list.
5011 (find_edge_index): Function to find an edge index for a pred and succ.
5013 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
5015 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
5018 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
5020 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
5022 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5024 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5026 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
5028 * toplev.c (rest_of_compilation): Allow machine dependent
5029 reorganisation pass to place information into the RTL dump
5030 file if it so wishes.
5032 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
5034 * explow.c (hard_function_value): Use VOIDmode instead of
5036 * stmt.c (expand_return): Likewise.
5037 * stor-layout.c (get_best_mode): Likewise.
5039 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
5040 emit call instead of emit_insn call.
5042 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5044 * configure.in: Handle --disable/enable-win32-registry.
5045 * install.texi: Document --disable/enable-win32-registry.
5046 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
5047 (WIN32_REGISTRY_KEY): New macro.
5048 * prefix.c: Use to enable/disable win32-specific code.
5049 (lookup_key): Use versioned key.
5050 * configure: Regenerate.
5051 * config.in: Likewise.
5053 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
5055 * cpplib.c (read_line_number): New fn, split out of...
5058 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5060 tree.c (lang_unsave_expr_now) : New.
5061 (unsave_expr_now): Call lang_unsave_expr_now.
5062 tree.h (lang_unsave_expr_now) : New.
5064 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
5066 * toplev.c (flag_new_exceptions): On by default.
5068 1999-08-13 Michael Meissner <meissner@cygnus.com>
5070 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
5072 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5074 * dwarfout.c (fundamental_type_code): Return FT_boolean for
5075 INTEGER_TYPE with precision==1, it's __java_boolean.
5077 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5079 * global.c (prune_preferences): Move some invariants out of the
5082 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
5084 * configure.in (alpha*-dec-osf*): Add osf5.
5086 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
5088 * configure.in: Rework handling of ARM GNU/Linux slightly.
5089 (arm*-*-linux-gnuoldld): New target.
5090 * configure: Regenerate.
5091 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
5092 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
5093 * config/arm/linux-oldld.h: New file.
5094 * config/arm/linux-elf26.h: Don't include linux-elf.h.
5095 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
5097 * config/arm/linux-elf.h (ASM_SPEC): Define.
5098 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
5099 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
5100 for 26-bit APCS and old linker.
5101 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
5103 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
5104 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
5105 don't define `arm' or `arm_elf'.
5106 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
5107 MULTILIB_DIRNAMES): Define. Fix typo in comment.
5109 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
5111 * rtl.texi: Fix typo.
5113 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
5115 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
5117 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
5119 * extend.texi (C++ Signatures): Remove node.
5120 * invoke.texi: Remove discussion of -fhandle-signatures,
5121 signature, sigof, __signature__, and __sigof__.
5123 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
5125 * Makefile.in (JAVAGC): Removed.
5127 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
5129 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5131 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
5133 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
5135 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
5137 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
5138 a register that is already known to be a pointer.
5140 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
5142 * fixinc/inclhack.tpl: Only install assert.h conditionally.
5143 * fixinc/inclhack.sh: Regenerated.
5144 * fixinc/fixincl.sh: Regenerated.
5146 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
5148 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
5149 Fix documentation of -ansi flag to describe its C++ behavior.
5150 Remove bogus reference to GCC 2.9.
5152 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
5154 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
5155 note if it is non-NULL.
5157 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5159 * except.h (eh_nesting_info): Add new structure defintion.
5160 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
5161 (reachable_handlers, update_rethrow_references): Add function
5163 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
5164 a rethrow symbol instead of an integer exception region number.
5165 * flow.c (Make_edges): Use new exception nesting routines to determine
5166 which handlers are reachable from a CALL or asynchronous insn.
5167 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
5169 (delete_eh_regions): Update rethrow labels, and don't delete
5170 regions which are the target of a rethrow.
5171 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
5172 avoid overloading the SYMBOL_REF_USED flag.
5173 (rethrow_symbol_map): Use new rethrow_ref field.
5174 (rethrow_used): Use new rethrow_ref field.
5175 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
5176 of an integer. Fix formatting.
5177 (output_exception_table_entry): Use new rethrow_ref field.
5178 (can_throw): Check for EH_REGION_NOTE before deciding
5179 whether a CALL can throw or not.
5180 (scan_region): Call rethrow_used() instead of accessing data structure.
5181 (update_rethrow_references): New function to make sure only regions
5182 which are still targets of a rethrow are flagged as such.
5183 (process_nestinfo): New static function to initialize a handler
5184 list for a specific region.
5185 (init_eh_nesting_info): New function to allocate and initialize
5186 the list of all EH handlers reachable from all regions.
5187 (reachable_handlers): New function to retrieve the list of handlers
5188 reachable from a specific region and insn.
5189 (free_eh_nesting_info): New function to dispose of a list of
5192 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5194 * flow.c (split_edge): Set JUMP_LABEL field.
5195 (commit_one_edge_insertion): Set head correctly for insert_before.
5196 When inserting insns, update insn block numbers if allocated.
5198 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
5201 retry_incomplete_types): Add static prototype.
5202 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
5203 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
5204 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
5205 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
5206 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
5209 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
5210 dwarf2out_start_source_file, dwarf2out_line): Likewise.
5212 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * output.h (assemble_name): Constify a char*.
5216 * varasm.c (UNIQUE_SECTION, assemble_start_function,
5217 assemble_variable, assemble_name): Likewise.
5219 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
5221 * arm/pe.c (arm_pe_unique_section): Likewise.
5223 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
5225 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
5227 * i386/interix.c (i386_pe_unique_section): Likewise.
5229 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5231 * i386/winnt.c (i386_pe_unique_section): Likewise.
5233 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
5235 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
5237 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
5239 * pa/pa.c (output_call): Likewise.
5241 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
5243 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
5245 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
5248 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
5251 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
5253 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
5254 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
5256 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
5258 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5260 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
5262 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5264 * tree.h (lang_identify): Constify a char*.
5265 (print_error_function): Add extern prototype. Constify a char*.
5267 * c-lang.c (lang_identify): Constify a char*.
5269 * objc/objc-act.c (lang_identify): Constify a char*.
5271 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5273 * genpeep.c (main): Make generated file include "function.h".
5274 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
5276 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5278 * Makefile.in: Update dependencies.
5279 * alias.c: Include "function.h"
5280 * c-decl.c: Likewise.
5281 * caller-save.c: Likewise.
5282 * calls.c: Likewise.
5283 * combine.c: Likewise.
5285 * explow.c: Likewise.
5286 * final.c: Likewise.
5287 * global.c: Likewise.
5288 * graph.c: Likewise.
5289 * local-alloc.c: Likewise.
5291 * optabs.c: Likewise.
5292 * profile.c: Likewise.
5293 * recog.c: Likewise.
5294 * regclass.c: Likewise.
5295 * regmove.c: Likewise.
5296 * reload.c: Likewise.
5297 * reorg.c: Likewise.
5298 * resource.c: Likewise.
5299 * sched.c: Likewise.
5300 * stupid.c: Likewise.
5301 * config/1750a/1750a.c: Likewise.
5302 * config/a29k/a29k.c: Likewise.
5303 * config/arc/arc.c: Likewise.
5304 * config/arm/arm.c: Likewise.
5305 * config/arm/thumb.c: Likewise.
5306 * config/c4x/c4x.c: Likewise.
5307 * config/clipper/clipper.c: Likewise.
5308 * config/convex/convex.c: Likewise.
5309 * config/fx80/fx80.c: Likewise.
5310 * config/i860/i860.c: Likewise.
5311 * config/m68k/m68k.c: Likewise.
5312 * config/m88k/m88k.c: Likewise.
5313 * config/mips/mips.c: Likewise.
5314 * config/pdp11/pdp11.c: Likewise.
5315 * config/pyr/pyr.c: Likewise.
5316 * config/romp/romp.c: Likewise.
5317 * config/sh/sh.c: Likewise.
5318 * config/tahoe/tahoe.c: Likewise.
5319 * config/vax/vax.c: Likewise.
5320 * config/we32k/we32k.c: Likewise.
5321 * config/sparc/sparc.c: Include "function.h".
5322 (mem_min_alignment): Test current_function rather than
5323 regno_pointer_align.
5324 * config/pa/pa.c: Likewise.
5325 (compute_frame_size): Delete declaration of
5326 current_function_outgoing_args_size.
5327 * config/arc/arc.h (current_function_varargs): Delete declaration.
5328 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
5330 * config/i370/i370.h (current_function_outgoing_args_size): Delete
5332 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
5333 current_function_uses_pic_offset_table.
5334 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
5335 of current_function_returns_pointer.
5336 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5337 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5338 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5339 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5340 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5341 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5342 * config/m88k/m88k.c: Include "function.h"
5343 (call_used_regs, current_function_pretend_args_size,
5344 current_function_outgoing_args_size, frame_pointer_needed): Delete
5346 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
5348 * config/mips/mips.h (current_function_calls_alloca): Delete
5350 * config/mn10200/mn10200.h (current_function_needs_context,
5351 rtx_equal_function_value_matters): Delete declarations.
5352 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
5353 flag_pic): Delete declarations.
5354 * config/pa/pa.h (current_function_pretend_args_size,
5355 current_function_decl): Delete declarations.
5356 * config/pa/som.h (current_function_varargs): Delete declaration.
5357 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
5359 * config/pyr/pyr.h (current_function_pretend_args_size,
5360 current_function_args_size, current_function_calls_alloca): Delete
5362 * config/sh/sh.h (current_function_varargs): Delete declaration.
5363 * config/sparc/sparc.h (current_function_outgoing_args_size,
5364 current_function_calls_alloca, current_function_decl): Delete
5366 * config/spur/spur.h (current_function_pretend_args_size,
5367 current_function_calls_alloca): Delete declarations.
5368 * config/v850/v850.c (current_function_outgoing_args_size): Delete
5370 * config/vax/vms.h (current_function_name): Delete declaration.
5371 * gcse.c: Include "function.h".
5372 (current_function_name, current_function_calls_setjmp): Delete
5374 * haifa-sched.c: Include "function.h".
5375 (forced_labels): Delete declaration.
5377 * reg-stack.c: Likewise.
5378 * reload1.c: Likewise.
5379 * genemit.c (main): Make generated file include function.h.
5380 * genoutput.c (output_prologue): Likewise.
5382 * builtins.c (saveregs_value, apply_args_value): Delete variables.
5383 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
5384 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
5385 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
5386 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
5387 macros for some of them.
5388 (emit_filename, emit_lineno): Delete declarations.
5389 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
5390 regno_pointer_* variables through current_function.
5391 (gen_inline_header_rtx): Delete function.
5392 (save_emit_status): Delete function.
5393 (set_new_last_label_num): New function.
5394 (clear_emit_caches): New function.
5395 (restore_emit_status): Just clear last_labelnum and call
5397 (get_last_insn_anywhere): Variable sequence_stack is now accessed
5398 through macro seq_stack.
5399 (add_insn_after): Likewise.
5400 (add_insn_before): Likewise.
5401 (remove_insn): Likewise.
5402 (pop_topmost_sequence): Likewise.
5403 (in_sequence_p): Likewise.
5404 (start_sequence_for_rtl_expr): Likewise.
5405 (start_sequence): Likewise, and likewise for
5406 sequence_rtl_expr/seq_rtl_expr.
5407 (push_topmost_sequence): Likewise.
5408 (end_sequence): Likewise.
5409 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5410 All callers changed. Store into that pointer instead of globals.
5411 (init_emit): Allocate emit elt of current_function.
5412 Changes for sequence_rtl_expr/sequence_stack renaming.
5413 Call clear_emit_caches instead of doing it in-line.
5414 Access regno_pointer_* variables through current_function.
5415 (init_emit_once) Don't clear sequence_stack.
5417 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5419 (arg_pointer_save_area): Delete declaration.
5420 (finish_expr_for_function): Renamed from init_queue; no longer static.
5421 (init_expr): Don't call init_queue.
5422 (save_expr_status, restore_expr_status): Delete functions.
5423 (expand_expr): Changes to reflect new layout of struct function.
5424 Don't access current_function_check_memory_usage when current_function
5426 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5427 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5428 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5429 current_function_uses_const_pool, function_call_count,
5430 current_function_uses_pic_offset_table, nonlocal_labels,
5431 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5432 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5433 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5435 (finish_expr_for_function): Declare.
5436 * flags.h (current_function_has_nonlocal_label,
5437 current_function_has_nonlocal_goto, current_function_is_thunk,
5438 current_function_has_computed_jump): Delete declarations.
5439 * flow.c (forced_labels): Delete declaration.
5440 * function.c (current_function_pops_args,
5441 current_function_returns_struct, current_function_returns_pcc_struct,
5442 current_function_needs_context, current_function_calls_setjmp,
5443 current_function_calls_longjmp, current_function_has_nonlocal_label,
5444 current_function_has_nonlocal_goto, current_function_is_thunk,
5445 current_function_has_computed_jump, current_function_calls_alloca,
5446 current_function_contains_functions, current_function_returns_pointer,
5447 current_function_epilogue_delay_list, current_function_args_size,
5448 current_function_pretend_args_size, current_function_arg_offset_rtx,
5449 current_function_outgoing_args_size, current_function_varargs,
5450 current_function_stdarg, current_function_args_info, cleanup_label,
5451 current_function_name, current_function_uses_const_pool,
5452 current_function_instrument_entry_exit, current_function_return_rtx,
5453 current_function_uses_pic_offset_table, nonlocal_labels,
5454 current_function_internal_arg_pointer, current_function_cannot_inline,
5455 current_function_check_memory_usage, function_call_count,
5456 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5457 nonlocal_goto_stack_level, return_label, save_expr_regs,
5458 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5459 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5460 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5461 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5462 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5464 (push_function_context_to): Don't save them. Don't call
5465 save_storage_status, save_emit_status or save_expr_status.
5466 (pop_function_context_from): Don't restore them. Don't call
5467 restore_storage_status or restore_expr_status.
5468 (get_func_frame_size): New function.
5469 (get_frame_size): Use it.
5470 (assign_outer_stack_local): Reflect some member name changes in struct
5472 (put_reg_into_stack): Likewise.
5473 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5475 (fixup_var_refs): Likewise.
5476 (fix_lexical_addr): Likewise.
5477 (trampoline_address): Likewise.
5478 (prepare_function_start): Clear field inlinable of current_function.
5479 (init_function_for_compilation): New function.
5480 (expand_dummy_function_end): New function.
5481 (expand_function_end): Call finish_expr_for_function.
5482 * function.h (struct emit_status): New; fields moved here from struct
5483 function and from global variables. Add accessor macros for some of
5485 (struct expr_status): Likewise.
5486 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5487 (struct function): Add fields expr and emit, inlinable, inl_emit,
5488 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5489 inl_max_label_num. Add many comments.
5490 Add accessor macros for all elts of struct function that no longer
5491 have a global variable.
5492 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5493 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5494 stack_slot_list): Delete declarations.
5495 (get_func_frame_size): Declare.
5496 (save_expr_status, restore_expr_status, save_emit_status,
5497 save_storage_status, restore_storage_status): Delete declarations.
5498 (init_virtual_regs): Declare.
5499 * output.h (current_function_pops_args,
5500 current_function_returns_struct, current_function_returns_pcc_struct,
5501 current_function_needs_context, current_function_calls_setjmp,
5502 current_function_calls_longjmp, current_function_calls_alloca,
5503 current_function_has_nonlocal_label, current_function_varargs,
5504 current_function_has_computed_jump, current_function_returns_pointer,
5505 current_function_contains_functions, current_function_args_size,
5506 current_function_pretend_args_size, current_function_stdarg,
5507 current_function_outgoing_args_size, current_function_args_info,
5508 current_function_name, current_function_return_rtx,
5509 current_function_epilogue_delay_list,
5510 current_function_uses_const_pool, current_function_cannot_inline):
5511 Delete declarations.
5512 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5513 regno_reg_rtx): Delete declaration.
5514 (REGNO_POINTER_FLAG): Delete macro.
5515 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5516 function were renamed.
5517 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5519 * toplev.c: Include "function.h".
5520 (current_function_decl): Delete declaration.
5521 (compile_file): Call init_dummy_function_start and
5522 expand_dummy_function_end around some initializations that need to
5524 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
5525 Call init_function_for_compilation.
5526 * unroll.c: Include "function.h"
5527 (unroll_loop): Access regno_pointer_* variables through
5530 * tree.h (struct tree_decl): Add elt f to saved_insns member.
5531 (DECL_SAVED_INSNS): use it.
5532 (expand_dummy_function_end): Declare.
5533 (init_function_for_compilation): Declare.
5534 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
5535 that it's no longer an INLINE_HEADER.
5536 (expand_call): Likewise.
5537 * integrate.c (finish_inline): Delete function.
5538 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
5539 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
5540 args. Don't generate an INLINE_HEADER rtx, just return the arg
5541 vector. All callers changed.
5542 (save_for_inline_copying): Create a duplicate struct emit_status to
5543 hold the emit state for compiling the current function. Use this and
5544 the other new fields in struct function that are for integration
5545 instead of an INLINE_HEADER.
5546 Use memcpy instead of bcopy.
5547 Store the current struct function in DECL_SAVED_INSNS of fndecl.
5548 (save_for_inline_nocopy): Similar changes, except no new emit_status
5550 (expand_inline_function): Get information from function structure,
5551 not from an inline header rtx.
5552 (output_inline_function): Lose code to extract the necessary
5553 information from an inline header; simply put back the function
5554 structure into current_function. Clear its inlinable elt.
5555 * rtl.def (INLINE_HEADER): Delete.
5556 * rtl.h: Delete all accessors for an INLINE_HEADER.
5557 (gen_inline_header_rtx): Delete declaration.
5558 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
5559 Delete declarations.
5560 (REGNO_POINTER_ALIGN): Delete.
5561 (clear_emit_caches): Declare.
5562 (set_new_last_label_num): Declare.
5564 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
5566 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
5568 * except.c (expand_eh_region_start_for_decl): Always start a new block.
5569 * stmt.c (is_eh_region): Make sure current_function is present, too.
5571 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
5573 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
5574 for 64bit PA targets.
5576 * pa.h (SELECT_SECTION): Define.
5577 * som.h (SELECT_SECTION): Delete.
5579 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5581 * alias.c (init_alias_analysis): Wrap call to
5582 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5584 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5586 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5587 <sys/asm.h> contains an asm comment with an apostrophe
5588 * fixinc/inclhack.sh: regen
5589 * fixinc/fixincl.x: regen
5591 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5593 * function.c (init_function_start): Clear prologue & epilogue.
5594 (prologue_epilogue_contains): New function.
5595 * alias.c (init_alias_analysis): Use it.
5596 * rtl.h (prologue_epilogue_contains): Declare it.
5598 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5600 * jump.c (onlyjump_p): New function.
5601 * rtl.h: Declare it.
5602 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5603 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5605 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5607 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5608 to invert loops. Simplify block scanning.
5610 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5612 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5613 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5615 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5617 * config/sparc/liteelf.h: New file to support sparclite-elf target
5618 * config/sparc/t-sp86x: New file to support sparc86x targets
5619 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5620 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5621 * configure.in: Support above target triplets
5622 * configure: Regenerated
5624 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5626 * fixinc/server.c (server_setup): Do not prefix function used as
5629 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5631 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5632 Remove fp reg alternatives.
5634 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5636 * Makefile.in (TAROUTOPTS): Kill.
5637 (install-headers-tar): Use "xpf" for tar headerfile extraction
5638 * i370/x-oe (TAROUTOPTS): Delete.
5639 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5640 * m68k/x-hp320 (TAROUTOPTS): Delete.
5641 * m68k/x-hp320g (TAROUTOPTS): Delete.
5642 * gcc.texi: Update bug reporting text.
5644 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5646 * reg-stack.c (change_stack) Fixed problem with negative array index.
5648 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5650 * extend.texi, install.texi: Fix spelling mistakes.
5652 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5653 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5654 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5656 * mips/t-ecoff: Likewise.
5657 * mips/t-elf: Likewise.
5658 * mips/t-mips: Likewise.
5659 * mips/t-osfrose: Likewise.
5660 * mips/t-r3900: Likewise.
5661 * mips/t-svr3: Likewise.
5662 * mips/t-svr4: Likewise.
5663 * mips/t-ultrix: Likewise.
5665 * gcc.texi: Document recommend means to provide software floating
5666 point libraries in libgcc.a
5668 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5670 * c-lex.c (yylex): We can have a number with no digits.
5672 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5674 * jump.c (delete_prior_computation): New function, broken
5675 out of delete_computation. Check for side effects with
5676 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5677 multi-word hard registers.
5678 (delete_computation): Use it. Check for side effects with
5679 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5680 missing REG_DEAD note for a register which is both set and
5683 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5685 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5686 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5687 (ASM_FILE_START): Import _mcount with the right type.
5688 (ASM_DECLARE_FUNCTION_NAME): Define.
5689 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5690 * pa.c (output_function_prologue): Always emit the function's label
5692 * pa.h (TEXT_SPACE_P): Define.
5693 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5694 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5695 * som.h (TEXT_SPACE_P): Delete.
5696 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5697 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5699 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5701 * expr.c (emit_group_load): Allow src to be a CONCAT.
5703 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5705 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5706 (___mulsi3): Use '!' comment character.
5708 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5710 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5712 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5714 * gcc.c: Update URLs and mail addresses.
5715 * gcc.texi: Likewise.
5717 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5719 * rs6000.c (current_file_function_operand): Return zero for
5721 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5723 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5726 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5728 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5729 allocate space in the stack frame for the PIC register.
5731 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5733 * m68k.md (xordi3, anddi3): These patterns are not available on
5736 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5738 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5739 (PUT_REAL): Likewise.
5741 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5743 * final.c (shorten_branches): Don't add an alignment for loops
5744 that have no label inside.
5746 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5748 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5749 prototypes in macro HAVE_cmpstrsi.
5751 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5753 * emit-rtl.c (operand_subword): Remove unused variable
5756 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5758 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5760 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5762 * cpphash.c (macroexpand): Delete leading whitespace when arg
5763 is concatenated before.
5764 (unsafe_chars): Correct test for whether + and - can extend a
5767 * cppinit.c (cpp_start_read): Do dependencies for
5768 -include/-imacros files also.
5770 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5771 tokenizing non-directive lines.
5772 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5773 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5776 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5778 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5780 * c-lex.c: Sync with C++ frontend.
5781 (linemode): New variable.
5782 (parse_float): imag, conversion_errno, and type are output only.
5783 (yylex): Adjust. Move initial '.' case into main switch.
5785 (handle_generic_pragma): Just deal with tokens.
5786 (readescape): Use ISXDIGIT and ISGRAPH.
5787 * c-parse.in: Add END_OF_LINE token.
5789 * c-lex.c (lang_init): Generalize.
5790 (nextchar): Remove. Replace uses with UNGETC.
5791 (skip_white_space): Handle linemode here. Optimize for cpplib.
5792 (skip_white_space_on_line): Remove.
5793 (extend_token_buffer_to): New fn.
5794 (extend_token_buffer): Use it.
5795 (read_line_number, check_newline): Just deal with tokens.
5796 (token_getch, token_put_back): New fns.
5797 (yylex): Use them. More cpplib optimizations. Simplify.
5799 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5800 Jason Merrill <jason@yorick.cygnus.com>
5802 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5803 (consume_string): Make this smart about USE_CPPLIB.
5804 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5805 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5806 Also, clean up cases where we redundantly set token_buffer[0].
5807 (read_line_number): New fn.
5808 (ignore_escape_flag): New variable.
5810 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5812 * a29k/t-a29kbare: Fix some comments.
5813 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5814 (FPBIT, DPBIT): Define.
5815 * a29k/t-vx29k: Likewise.
5816 * arc/t-arc: Likewise.
5817 * arm/t-arm-elf: Likewise.
5818 * arm/t-bare: Likewise.
5819 * arm/t-pe: Likewise.
5820 * arm/t-pe-thumb: Likewise.
5821 * arm/t-semi: Likewise.
5822 * arm/t-thumb: Likewise.
5823 * arm/t-thumb-elf: Likewise.
5824 * arm/t-thumb-linux: Likewise.
5825 * h8300/t-h8300: Likewise.
5826 * i960/t-i960: Likewise.
5827 * i960/t-vxworks960: Likewise.
5828 * m32r/t-m32r: Likewise.
5829 * mips/t-ecoff: Likewise.
5830 * mips/t-elf: Likewise.
5831 * mips/t-r3900: Likewise.
5832 * pa/t-pro: Likewise.
5833 * rs6000/t-aix43: Likewise.
5834 * rs6000/t-beos: Likewise.
5835 * rs6000/t-newas: Likewise.
5836 * rs6000/t-ppccomm: Likewise.
5837 * rs6000/t-rs6000: Likewise.
5838 * rs6000/t-winnt: Likewise.
5839 * rs6000/t-xnewas: Likewise.
5840 * rs6000/t-xrs6000: Likewise.
5841 * sh/t-sh: Likewise.
5842 * sparc/t-elf: Likewise.
5843 * sparc/t-sparcbare: Likewise.
5844 * sparc/t-sparclite: Likewise.
5845 * sparc/t-splet: Likewise.
5846 * v850/t-v850: Likewise.
5847 * mn10200/t-mn10200: Fix comments.
5848 * mn10300/t-mn10300: Likewise.
5850 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5851 dummy operand. Allocate a new pseudo for the dummy operand.
5852 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5854 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5856 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5858 * configure: Rebuilt.
5859 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5861 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5863 * recog.c (preproces_constraints): Zero recog_op_alt before
5864 processing the constraints.
5866 * arm.c (typedef minipool_node): Renamed from pool_node.
5867 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5868 (add_minipool_constant): New function.
5869 (dump_minipool): New function.
5870 (find_barrier): Remove special case for getting the insn size of
5871 an insn that references the constant pool.
5872 (minipool_fixup): New structure.
5873 (push_minipool_barrier): New function.
5874 (push_minipool_fix): New function.
5875 (note_invalid_constants): New function.
5876 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5877 (arm_reorg): Rewrite code to fix up the constant pool into a
5878 series of mini-pools embedded in the insn stream.
5879 (arm_output_epilogue): New function, made mainly from the body
5880 of output_func_epilogue.
5881 (output_func_epilogue): Move insn generation part of epilogue code
5882 to arm_output_epilogue.
5883 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5884 * arm.md (pool_range): New attribute.
5885 (zero_extendqidi2): Add attribute pool_range.
5886 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5887 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5888 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5889 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5890 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5891 (epilogue): New expand.
5892 (epilogue_insn): New insn. Call arm_output_epilogue.
5894 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5895 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5897 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5899 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5901 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5903 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5905 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5907 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5909 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5911 * global.c: Fix comment.
5913 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5915 * gcc.c (access_check): New static function.
5916 (find_a_file): Use it when searching a directory list.
5917 * collect2.c (find_a_file): Don't accept directories found when
5918 searching a directory list.
5920 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5922 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5923 function parameters with `&'.
5924 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5926 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5928 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5929 or tidy_fallthru_edge if the last insn in the block is not
5930 an unconditional jump or a simple conditional jump.
5932 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5934 * Makefile.in (c-decl.o): Depends on defaults.h.
5936 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5938 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5940 (CLASS_MAX_NREGS): Likewise.
5942 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5944 * cse.c (cse_insn): Fix dumb thinko in last change.
5946 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5948 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5951 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5953 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5954 test for sizes of passed and declared parameter types.
5956 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * fixincludes: Fix the return type of bsearch, char* -> void*.
5960 * fixinc/inclhack.def: Likewise.
5962 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5964 * invoke.texi (-fdump-translation-unit): New option.
5966 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5968 * expr.h (PROMOTE_PROTOTYPES): Move ...
5969 * defaults.h: ... to here.
5970 * c-decl.c: Include defaults.h instead of expr.h.
5971 * c-typeck.c: Include defaults.h.
5973 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5975 * toplev.h (errorcount): Declare.
5976 (warningcount): Likewise.
5977 (sorrycount): Likewise.
5978 * c-lex.c (errorcount): Don't declare.
5979 * dwarf2out.c (errorcount): Don't declare.
5981 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5983 * config/libgloss.h: Add a note discouraging use with ELF.
5984 * configure.in: Don't use libgloss.h for ELF targets.
5985 Always use_collect2 on a.out targets.
5987 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5989 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5990 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5992 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5994 * loop.c (strength_reduce): When doing biv->giv conversion, update
5995 reg note of NEXT->insn.
5997 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5999 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
6001 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6003 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
6004 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
6005 Ensure expr.h is included.
6006 * c-typecheck.c (convert_arguments): Ditto.
6008 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
6010 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
6011 * config/convex/convex.h: Ditto.
6012 * config/dsp16xx/dsp16xx.h: Ditto.
6013 * config/fx80/fx80.h: Ditto.
6014 * config/gmicro/gmicro.h: Ditto.
6015 * config/i370/i370.h: Ditto.
6016 * config/i386/i386.h: Ditto.
6017 * config/m32r/m32r.h: Ditto.
6018 * config/m68k/m68k.h: Ditto.
6019 * config/m88k/m88k.h: Ditto.
6020 * config/mips/mips.h: Ditto.
6021 * config/pa/pa.h: Ditto.
6022 * config/pyr/pyr.h: Ditto.
6023 * config/tahoe/tahoe.h: Ditto.
6024 * config/we32k/we32k.h: Ditto.
6026 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
6029 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
6031 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
6034 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
6036 1999-08-02 Richard Henderson <rth@cygnus.com>
6038 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
6039 for the register spill block.
6041 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
6042 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
6044 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
6045 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
6046 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
6048 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6050 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
6051 MAX_WCHAR_TYPE defined in sparc.h.
6052 * config/sparc/linuxaout.h: Likewise.
6053 * config/sparc/linux64.h: Likewise.
6054 Also default to -mvis if CPU is UltraSPARC.
6056 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6058 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
6059 (RTX_OK_FOR_OLO10): Likewise.
6060 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
6061 %lo(), allow it in addresses...
6062 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
6063 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
6064 does not make sense.
6065 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
6066 (sparc_output_scratch_registers): New function.
6067 (output_function_prologue, sparc_flat_output_function_prologue): Use
6069 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
6071 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
6072 * configure.in: Add check for .register pseudo-op support in as and
6073 check for offsetable %lo().
6074 * acconfig.h: Add templates for the above checks.
6075 * configure: Regenerate.
6077 1999-08-02 Richard Henderson <rth@cygnus.com>
6079 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
6080 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
6081 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
6083 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6085 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6088 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
6090 * config/float-sparc.h: New file.
6091 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
6092 sparc-*-linux-gnu and sparc64-*-linux*.
6094 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6096 * rs6000.c (rs6000_va_list): Type is an array.
6097 (rs6000_va_start): Don't doubly adjust for varargs.
6098 (rs6000_va_arg): Evaluate long long GPR adjustment.
6100 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
6102 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
6103 -maix64 and -maix32.
6104 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
6105 LINK_SPEC): Change appropriately.
6106 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
6107 (u_short_cint_operand): Likewise.
6108 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
6110 * rs6000/t-aix43 (MULTILIB): Change to -m64.
6112 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
6114 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
6116 * rs6000/rs6000.c (num_insns_constant_wide): Correct
6118 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
6119 (non_add_cint_operand): Likewise.
6120 (logical_operand): Likewise.
6121 (non_logical_cint_operand): Likewise.
6122 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
6123 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
6124 (rs6000_select_rtx_section): Suppress warning.
6125 (small_data_operand): Suppress warning.
6126 (rs6000_got_register): Suppress warning.
6127 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
6128 type, so `J' is generally the wrong constraint for a SImode value;
6130 (andsi3_internal2): Likewise.
6131 (andsi3_internal3): Likewise.
6132 (iorsi3_internal1): Likewise.
6133 (xorsi3_internal1): Likewise.
6135 (movsf_softfloat): Likewise.
6136 (scc insns): Likewise.
6137 (movsi+2): Preserve sign bits of SImode constant.
6138 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
6139 (movdf+1): Sign-extend properly.
6140 (movdi_32+1): Sign-extend properly.
6141 (scc insns): Sign-extend properly.
6143 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
6146 1999-08-02 Richard Henderson <rth@cygnus.com>
6148 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
6150 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
6151 * alpha.md (all fp insns): Likewise.
6153 1999-08-02 Nick Clifton <nickc@cygnus.com>
6155 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
6158 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
6160 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
6161 pic_load_label generator directly.
6162 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
6163 No longer a named pattern.
6165 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
6167 * explow.c (force_reg): Call force_operand if X does not
6168 satisfy general_operand.
6170 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
6172 * fix-header.c (main): When testing for CONTINUED, use string
6173 equality, not pointer equality.
6175 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
6177 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
6179 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
6181 * cse.c (cse_insn): Fix loop which deletes insns after a jump
6182 that has become an unconditional jump.
6184 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
6185 (output_function_epilogue): Similarly.
6187 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6189 * tree.h (init_dummy_function_start): Declare.
6191 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6193 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
6194 last_expr_type, last_expr_value, block_start_count, block_stack,
6195 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
6196 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
6197 dynamically in stmt elt of struct function for each function.
6198 (struct nesting): Rename function_call_count elt to n_function_calls,
6199 target_temp_slot_level to block_target_temp_slot_level. All users
6201 (struct stmt_status): New structure definition.
6202 Add many accessor macros for stmt_status elements which previously
6203 were global variables.
6204 (init_stmt_for_function): Allocate stmt elt for current_function.
6205 Reflect that block_start_count was renamed to
6206 current_block_start_count.
6207 (save_stmt_status, restore_stmt_status): Delete functions.
6208 (preserve_subexpressions_p): Don't access loop_stack when outside
6210 (expand_start_bindings): Reflect that block_start_count was renamed to
6211 current_block_start_count.
6212 (expand_fixup): Likewise.
6213 (expand_decl): Don't access block_stack when outside a function.
6214 (expand_decl_cleanup): Likewise.
6215 (expand_dcc_cleanup): Likewise.
6216 (expand_dhc_cleanup): Likewise.
6217 (expand_anon_union_decl): Likewise.
6218 (set_file_and_line_for_stmt): New function.
6219 (in_control_zone_p): New function.
6221 * function.h (struct function): Add new elt stmt.
6222 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
6223 case_stack, nesting_stack, nesting_depth, block_start_count,
6224 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
6225 emit_lineno, goto_fixup_chain.
6226 (save_eh_status, restore_eh_status, save_stmt_status,
6227 restore_stmt_status): Delete declarations.
6228 * function.c (push_function_context_to): Don't call save_stmt_status.
6229 (pop_function_context_to): Don't call restore_stmt_status.
6230 * tree.h (in_control_zone_p): Declare.
6231 * rtl.h (set_file_and_line_for_stmt): Declare.
6233 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
6234 call set_file_and_line_for_stmt.
6236 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
6238 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
6239 Also update copyright.
6241 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6243 * c-pragma.c: Don't include "except.h".
6244 * emit-rtl.c: Likewise.
6245 * stor-layout.c: Likewise.
6247 * varasm.c: Likewise.
6249 * flow.c: Include "function.h".
6250 * tree.h (init_dummy_function_start): Declare new function.
6252 * except.h (struct eh_status): New structure.
6253 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
6255 (eh_return_stub_label, ehstack, catchstack, ehqueue,
6256 catch_clauses, false_label_stack, caught_return_label_stack,
6257 protect_list, current_function_ehc): Add accessor macros for the
6258 corresponding fields in current_function->eh; delete declarations
6259 for all items that used to be declared here.
6260 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
6261 catch_clauses, false_label_stack, caught_return_label_stack,
6262 protect_list, current_function_ehc): Delete variables.
6263 (init_eh_for_function): Allocate current_function->eh.
6264 (save_eh_status, restore_eh_status): Delete functions.
6266 * function.h (struct function): Add fields next_global and eh.
6267 Delete all exception handling related fields.
6268 * function.c (current_function): New variable.
6269 (all_functions): New variable.
6270 (push_function_context_to): Don't allocate a struct function,
6271 use current_function instead. Call init_dummy_function_start when
6272 outside a function. Clear current_function before returning.
6273 (pop_function_context_from): Restore current_function.
6274 Don't free the restored struct function.
6275 (prepare_function_start): New function.
6276 (init_dummy_function_start): New function.
6277 (init_function_start): Break out some code into prepare_function_start
6280 * stmt.c (save_stmt_status): Don't call save_eh_status.
6281 (restore_stmt_status): Don't call restore_eh_status.
6283 * Makefile.in: Update dependencies.
6285 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
6287 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
6288 of depending on a magic constant value. Update comments.
6289 (hppa_expand_prologue): Similarly.
6291 * pa.md (reload_indi, reload_outdi): Allow any register for the
6292 original reload register.
6294 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
6296 * cccp.c (print_help): Change marcos to macros.
6298 1999-07-30 Richard Henderson <rth@cygnus.com>
6300 * c-typeck.c (initializer_constant_valid_p): Move ...
6301 * c-common.c (initializer_constant_valid_p): ... here. Use
6302 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
6304 * c-common.h (initializer_constant_valid_p): Declare.
6305 * c-tree.h (initializer_constant_valid_p): Remove.
6307 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
6309 * config/i386/sol2-c1.asm: Align the stack.
6310 * config/i386/sol2-gc1.asm: Likewise.
6312 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
6314 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
6315 -Asparclite for sparc86x.
6316 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
6318 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
6320 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
6322 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
6323 the user if using the non-default arch size in BI_ARCH configuration.
6324 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
6326 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
6327 Fix patterns so that they actually match.
6328 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
6329 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
6330 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
6332 (mulsidi3): Reflect this in the expand.
6333 (smulsi3_highpart): Only on TARGET_ARCH32.
6334 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
6335 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
6336 (umulsidi3): Reflect this in the expand.
6337 (umulsi3_highpart): Only on TARGET_ARCH32.
6338 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
6339 don't require g0 to be zero.
6340 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
6341 ({,u}divsi3): New expands.
6342 ({,u}divsi3_sp64): New patterns.
6343 (after lshrdi3_v8plus): Four new patterns to help combiner
6344 optimizing nested mixed mode shifts.
6346 * config/sparc/sparc.c (sparc_override_options): Use deprecated
6347 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
6348 speed things up. Don't use them by default on plain v9 in 64bit
6349 mode, according to what SPAMv9 sais.
6351 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
6352 top 32 bits of %[og][0-7] in signal handlers.
6353 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
6355 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
6357 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
6358 (ashlsi3): Corresponding changes.
6360 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
6362 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
6364 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
6366 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6368 * arm.h (Hint): Delete macro.
6369 Substitute HOST_WIDE_INT for Hint in some prototypes.
6370 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
6372 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
6374 * builtins.c (expand_builtin_setjmp): Use force_operand to
6375 make sure that the buffer address is in a suitable form to be
6376 passed to force_reg.
6378 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
6380 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
6383 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
6385 * pa.md (indirect_jump): Remove mode from match_operand. Verify
6386 proper mode in the condition string.
6387 (icacheflush, dcacheflush): Remove modes from match_operands.
6389 * pa.c (emit_move_sequence): Always convert scratch_reg to the
6390 proper mode before using it.
6392 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
6395 * pa.c (store_reg): Do not call add_high_const generator directly.
6396 (load_reg, set_reg_plus_d): Likewise.
6397 * pa.md (add_high_const): No longer a named pattern.
6399 * pa.c (legitimize_address): Consistently use Pmode rather than
6400 SImode. Do not call gen_pic2_highpart directly anymore.
6401 * pa.md (pic2_highpart): No longer a named pattern.
6402 (pic2_lo_sum): Similarly. Reformat to make more readable.
6404 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6409 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6411 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6413 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6415 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6416 and tag the spill mems.
6417 (hppa_va_start): New.
6419 * pa.h (EXPAND_BUILTIN_VA_START): New.
6420 (EXPAND_BUILTIN_VA_ARG): New.
6422 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6424 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6425 and tag the spill mems.
6426 (mn10300_va_start): New.
6427 (mn10300_va_arg): New.
6428 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6429 (EXPAND_BUILTIN_VA_ARG): New.
6431 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6433 * mn10200.c (mn10200_va_arg): New.
6434 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6436 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6438 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6439 rather than play with TREE_INT_CST_LOW.
6441 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6443 * config/arm/telf.h: Include dbxelf.h.
6444 (CPP_PREDEFINES): Only define if not already defined.
6445 (ASM_IDENTIFY_GCC): Likewise.
6446 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6447 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6448 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6450 (DBX_DEBUGGING_INFO): Don't define.
6451 * config/arm/linux-telf.h: New file.
6452 * config/arm/linux-tgas.h: New file.
6453 * config/arm/t-thumb-linux: New file.
6454 * config/arm/uclinux-elf.h: New file.
6455 * config/arm/uclinux-telf.h: New file.
6456 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6457 thumb-*-uclinux): New targets.
6458 * configure: Regenerate.
6460 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6462 * pa.md (post_store, pre_load): New expanders.
6463 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6464 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6465 need to directly generate RTL for them.
6466 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6469 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6471 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6472 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6473 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6474 (secndary_reload_class): Make TARGET_ELF conditional compile.
6475 (print_operand_address): Similar.
6476 (output_toc): Print all values as hex.
6477 (get_issue_rate): Rearrange and add RS64A and PPC630.
6478 * rs6000.h (processor_type): Add RS64A and PPC630.
6479 (PROCESSOR_POWERPC64): New.
6480 (PROMOTE_MODE): Use word_mode.
6481 (RTX_COSTS): Add RS64A and PPC630.
6482 * rs6000.md (scheduling information): Add lmul and ldiv
6483 representing 64-bit integer multiply and divide. Add rs64a and
6485 (ashldi3): Add support for "rldic" instruction.
6486 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6488 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6490 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6491 instead of V8 for sparclite86x in cpu_table.
6493 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6495 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6496 output_file_directive.
6498 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6500 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6501 tree for op1, not the rtl.
6503 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6505 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6506 to m88k_va_start, leaving only the register spill.
6507 (m88k_build_va_list): New.
6508 (m88k_va_start): New.
6510 * m88k.h (BUILD_VA_LIST_TYPE): New.
6511 (EXPAND_BUILTIN_VA_START): New.
6512 (EXPAND_BUILTIN_VA_ARG): New.
6514 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6516 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6517 Rename from expand_builtin_saveregs.
6518 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6520 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
6522 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
6523 for the register spill block.
6524 (i960_build_va_list): New.
6525 (i960_va_start): New.
6527 * i960.h (BUILD_VA_LIST_TYPE): New.
6528 (EXPAND_BUILTIN_VA_START): New.
6529 (EXPAND_BUILTIN_VA_ARG): New.
6530 * i960.md (store_multiple): Use change_address on individul mems.
6532 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
6534 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
6536 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
6537 (expand_builtin_va_end): Evaluate arg for side effects.
6538 * c-common.c (c_common_nodes_and_builtins): Construct a
6539 va_list_arg_type_node to handle array decomposition to pointer.
6541 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
6543 * except.c (start_dynamic_cleanup): Use force_operand on the
6546 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
6548 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
6549 * c4x.c (c4x_va_arg): New.
6551 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
6553 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
6556 1999-07-26 Nathan Sidwell <nathan@acm.org>
6558 * eh-common.h (__eh_matcher): Prototype correctly.
6560 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
6562 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
6563 (TARGET_SINGLE_PIC_BASE): Likewise.
6564 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
6566 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
6567 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
6568 (TARGET_OPTIONS): Add -mpic-register=N.
6569 (OUTPUT_INT_ADDR_CONST): New macro.
6570 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
6571 LEGITIMATE_PIC_OPERAND_P): Likewise.
6572 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
6573 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
6574 output_addr_const directly.
6575 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
6577 (thumb_pic_register, thumb_pic_register_string): Declare.
6579 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
6581 (label_mentioned_p): New function: Imported from arm.c.
6582 (legitimize_pic_address): New function: Imported from arm.c.
6583 (is_pic):New function: Imported from arm.c.
6584 (thumb_finalize_pic):New function: Imported from arm.c.
6585 (add_constant): Cope with PIC constants.
6586 (fixit): Cope with PIC constants.
6587 (output_return): Do not treat the PIC register as live if
6588 TARGET_SINGLE_PIC_BASE is true.
6589 (thumb_function_prologue): Do not treat the PIC register as live if
6590 TARGET_SINGLE_PIC_BASE is true.
6591 (thumb_expand_prologue): Do not treat the PIC register as live if
6592 TARGET_SINGLE_PIC_BASE is true.
6593 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6594 TARGET_SINGLE_PIC_BASE is true.
6595 (thumb_print_operand): Accept '|'.
6596 (thumb_override_options): Process PIC options.
6598 * config/arm/thumb.md (movsi): Support PIC.
6599 (call_insn): Change "i" constraint to "X".
6600 (call_value_insn): Likewise.
6601 (consttable_4, consttable_8, consttable_end): Set and clear
6602 "making_const_table" as appropriate.
6603 (pic_load_addr, pic_add_dot_plus_four): New insns.
6605 * invoke.texi (Thumb Options): Fix spelling. Document new
6606 options -msingle-pic-base and -mpic-register=.
6608 1999-07-26 Andrew Haley <aph@cygnus.com>
6610 * config/m32r/initfini.c (__init): Use a full word immediate for
6611 __fini: this allows it to be placed in any memory region.
6613 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6614 -mmodel=medium. This is OK for all memory models.
6616 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6618 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6619 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6621 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6623 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6626 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6628 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6630 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6631 (BUILD_VA_LIST_TYPE): New.
6632 (EXPAND_BUILTIN_VA_START): New.
6633 (EXPAND_BUILTIN_VA_ARG): New.
6634 * i860.c (output_delayed_branch): Disable.
6635 (output_delay_insn): Likewise.
6636 (i860_saveregs): New.
6637 (i860_build_va_list): New.
6638 (i860_va_start): New.
6640 * i860.md: Disable all peepholes using output_delayed_branch.
6641 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6643 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6645 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6646 (BUILD_VA_LIST_TYPE): New.
6647 (EXPAND_BUILTIN_VA_START): New.
6648 (EXPAND_BUILTIN_VA_ARG): New.
6649 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6650 Return the address of the save area.
6651 (clipper_build_va_list): New.
6652 (clipper_va_start): New.
6653 (clipper_va_arg): New.
6655 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6657 * arc.h (EXPAND_BUILTIN_VA_START): New.
6658 (EXPAND_BUILTIN_VA_ARG): New.
6659 * arc.c (arc_setup_incoming_varargs): Set alias set of
6661 (arc_va_start): New.
6664 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6666 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6667 (BUILD_VA_LIST_TYPE): New.
6668 (EXPAND_BUILTIN_VA_START): New.
6669 (EXPAND_BUILTIN_VA_ARG): New.
6670 * alpha.c (alpha_builtin_saveregs): Delete.
6671 (alpha_build_va_list): New.
6672 (alpha_va_start): New.
6673 (alpha_va_arg): New.
6675 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6677 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6679 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6680 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6682 * gcc.texi: More changes related to list conversion.
6683 * invoke.texi: Likewise.
6685 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6687 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6688 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6689 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6690 (stabilize_va_list): New function.
6691 (std_expand_builtin_va_start): New function.
6692 (expand_builtin_va_start): New function.
6693 (get_varargs_alias_set): New function.
6694 (std_expand_builtin_va_arg): New function.
6695 (expand_builtin_va_arg): New function.
6696 (expand_builtin_va_end): New function.
6697 (expand_builtin_va_copy): New function.
6698 (expand_builtin): Call them.
6699 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6700 __builtin_{varargs_start,stdarg_start,end,copy}.
6701 (build_va_arg): New function.
6702 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6703 (build_va_arg): Declare.
6704 * c-decl.c (ptr_type_node, va_list_type_node): New.
6705 * c-parse.gperf (__builtin_va_arg): New.
6706 * c-parse.in (VA_ARG): New token.
6707 (unary_expr): Recognize it.
6708 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6709 * expr.h (std_expand_builtin_va_start): Declare.
6710 (std_expand_builtin_va_arg): Declare.
6711 (expand_builtin_va_arg): Declare.
6712 (get_varargs_alias_set): Declare.
6713 * tree.def (VA_ARG_EXPR): New.
6714 * tree.h (BUILT_IN_VARARGS_START): New.
6715 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6716 (ptr_type_node, va_list_type_node): Declare.
6717 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6718 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6719 * m88k.h, m88k.c: Likewise.
6720 * mn10300.h, mn10300.c: Likewise.
6721 * pa.h, pa.c: Likewise.
6722 * rs6000.h, rs6000.c: Likewise.
6723 * sh.h, sh.c: Likewise.
6724 * sparc.h, sparc.c: Likewise.
6726 * emit-rtl.c (operand_subword): Copy alias set.
6727 (change_address): Likewise.
6729 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6731 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6732 not just the first one.
6734 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6736 * config/arm/arm.h (TARGET_SWITCHES): Add
6737 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6738 (TARGET_OPTIONS): Add -mpic-register=.
6739 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6740 (arm_pic_register_string): Declare.
6741 (NEED_PLT_GOT): Delete, replace with ...
6742 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6743 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6744 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6745 * config/arm/arm.c (arm_override_options): Add new option
6747 (arm_pic_register_string): New variable.
6748 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6749 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6750 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6751 (output_return_instruction): Likewise.
6752 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6753 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6754 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6756 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6757 mention of -msched-prolog. Document new options -msingle-pic-base
6758 and -mpic-register=.
6760 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6762 * haifa-sched.c (reemit_notes): Tidy.
6763 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6766 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6768 * explow.c (trunc_int_for_mode): New function.
6769 (plus_constant_wide): Use it.
6770 * combine.c (simplify_and_const_int): Likewise.
6771 (merge_outer_ops): Likewise.
6772 (simplify_shift_const): Likewise.
6773 * cse.c (simplify_unary_operation): Likewise.
6774 (simplify_binary_operation): Likewise.
6775 * emit-rtl.c (operand_subword): Likewise.
6776 * rtl.h: Declare it.
6778 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6780 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6781 (use NUM_REGS instead of NUM_INTS).
6783 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6785 * builtins.c: New file.
6786 * expr.c (saveregs_value, apply_args_value): Delete definition,
6787 moved into builtins.c.
6788 (string_constant): No longer static.
6789 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6790 apply_args_size, apply_result_size, result_vector,
6791 expand_builtin_apply_args, expand_builtin_apply,
6792 expand_builtin_return): Delete functions, moved into builtins.c.
6793 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6794 * expr.h (saveregs_value, apply_args_value): Declare variables.
6795 (expand_builtin, string_constant): Declare functions.
6796 * Makefile.in: Update to build builtin.o.
6798 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6800 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6801 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6802 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6803 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6805 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6808 1999-07-21 Michael Meissner <meissner@cygnus.com>
6810 * print-rtl.c (print_rtx): Print the names of the virtual
6813 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6815 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6816 introduced in previous delta.
6818 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6820 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6821 to avoid name clash.
6823 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6825 * c-lex.c (yylex) : Correct the test for overflow when lexing
6828 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6830 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6831 (adjust_priority): Always call ADJUST_PRIORITY.
6832 (schedule_insn): Only put insns into the ready at cost 0.
6833 (schedule_block): Remove redundant initial sort. Give clock_var
6834 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6836 * tm.texi (MD_SCHED_REORDER): Update docs.
6838 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6839 * sparc.c (ultra_reorder_called_this_block): Delete.
6840 (ultrasparc_sched_init): Don't set it.
6841 (ultrasparc_sched_reorder): Don't check it.
6843 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6845 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6846 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6847 (function_arg_boundary): Align DFmode.
6848 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6849 to get fp reg and stack overflow correct.
6850 (function_arg): Likewise.
6851 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6852 (setup_incoming_varargs): Restructure for ABI_V4; use
6853 function_arg_advance to skip final named argument.
6854 (expand_builtin_saveregs): Properly unskip the last integer arg
6855 when doing varargs. Adjust overflow location calculation.
6857 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6858 explicitly unsigned.
6859 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6860 (__VA_GP_REGSAVE): Similarly.
6861 (__va_longlong_p): Delete.
6862 (__va_arg_type_violation): New declaration.
6863 (va_arg): Restructure. Flag promotion errors. Align double.
6864 TFmode passed by reference.
6866 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6867 in the HOST_BITS_PER_WIDE_INT > 32 case.
6869 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6871 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6873 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6875 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6876 * toplev.c (documented_lang_options): Add -fpreprocessed.
6877 * cpplib.h (struct cpp_buffer): Add preprocessed.
6878 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6879 (cpp_start_read): Don't expand macros or emit an initial #line
6880 directive if -fpreprocessed.
6882 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6884 * cpplib.h (struct cpp_buffer): Added manual_pop for
6885 better C++ tokenization.
6886 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6887 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6888 * c-common.c (cpp_token): Make non-static.
6890 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6892 * c-common.h: New file.
6893 * c-common.c (permanent_obstack): Delete unused declaration.
6894 (c_global_trees): New array.
6895 (c_common_nodes_and_builtins): New function; split off common code
6896 from init_decl_processing in both c-decl.c and cp/decl.c.
6897 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6898 c_global_trees and accessor macros defined in c-common.h.
6900 * c-decl.c: Delete definitions for tree nodes that were replaced by
6902 (init_decl_processing): Build void_list_node.
6903 Call c_common_nodes_and_builtins; delete code to generate the common
6905 * objc/objc-act.c (build_module_descriptor): Rename variable
6906 void_list_node to avoid clash with c-common.h.
6908 * Makefile.in: Update dependencies.
6909 * objc/Make-lang.in: Likewise.
6911 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6913 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6914 (UNIQUE_SECTION_P): Likewise.
6915 (UNIQUE_SECTION): Likewise.
6917 1999-07-19 Linas Vepstas <linas@linas.org>
6919 * config/i370/README: New file.
6920 * config/i370/linux.h: New file.
6921 * config/i370/mvs.h: New file.
6922 * config/i370/oe.h: New file.
6923 * config/i370/t-linux: New file.
6924 * config/i370/t-mvs: New file.
6925 * config/i370/t-oe: New file.
6926 * config/i370/x-oe: New file.
6927 * config/i370/xm-linux.h: New file.
6928 * config/i370/xm-mvs.h: New file.
6929 * config/i370/xm-oe.h: New file.
6931 * i370.c (label_node_t): Add first_ref_page, label_addr,
6932 label_first_ref, label_last_ref members.
6933 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6934 (MAX_MVS_LABEL_SIZE): Define.
6935 (MAX_LONG_LABEL_SIZE): Define.
6936 (alias_node_t, alias_anchor, alias_number): New.
6937 (mvs_function_table): Reorder for EBCDIC.
6938 (ascebc, ebcasc): Unconditionally define.
6939 (i370_branch_dest, i370_branch_length): New functions.
6940 (i370_short_branch, i370_label_scan): New functions.
6941 (mvs_get_label): Renamed from mvs_add_label. Search for
6942 an existing label before creating a new one.
6943 (mvs_add_label): New function.
6944 (mvs_get_label_page): New function.
6945 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6946 over the entire list.
6947 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6948 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6949 (mvs_add_alias, mvs_need_alias): New functions.
6950 (mvs_get_alias, mvs_check_alias): New functions.
6951 (handle_pragma): New function.
6952 (mvs_function_check): New function.
6953 (unsigned_jump_follows_p): Search harder.
6954 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6955 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6956 * i370.h (TARGET_VERSION): Delete.
6957 (CPP_SPEC, CPP_PREDEFINES): Delete.
6958 (mvs_label_emitted): Delete.
6959 (TARGET_EBCDIC): Delete.
6960 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6961 (HANDLE_PRAGMA): Define.
6962 (HARD_REGNO_NREGS): Handle complex modes.
6963 (HARD_REGNO_MODE_OK): Likewise.
6964 (CLASS_MAX_NREGS): Likewise.
6965 (RET_REG): Likewise.
6966 (EXTRA_CONSTRAINT): Define.
6967 (RETURN_IN_MEMORY): True for DImode.
6968 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6969 (FUNCTION_PROFILER): Delete.
6970 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6971 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6972 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6973 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6974 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6975 (ASM_FILE_START): Add "RMODE ANY".
6976 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6977 (ASM_GLOBALIZE_LABEL): Likewise.
6978 (ASM_OUTPUT_LABELREF): Likewise.
6979 (ASM_OUTPUT_COMMON): Likewise.
6980 (PRINT_OPERAND): Handle 'K', 'W', default.
6981 (PRINT_OPERAND_ADDRESS): New.
6982 (Lots of defines): Add support for TARGET_ELF_ABI.
6983 * i370.md (attr length): New. Define for all patterns.
6984 (*): Lots of tweeks to assembly output and constraints.
6986 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6988 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6989 Disable patterns performing SImode comparisons with SImode values
6990 if TARGET_POWERPC64 and instruction does not sign-extend or does
6991 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6992 differ for signed quantities.
6993 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6994 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6995 (decrement_and_branch_on_count): Add 64-bit variant.
6997 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6999 * final.c (output_asm_insn): When searching for the matching string
7000 for a given dialect, don't run past the end of the list of
7001 alternatives if there are fewer alternatives in the template than
7004 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
7006 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
7007 Removed paragraph about compression of files and size limitation,
7008 duplicated in the FAQ. Use gcc-patches for posting patches.
7009 * gcc.c (main): Updated URL with bug reporting instructions to
7010 gcc.gnu.org. Removed e-mail address.
7011 * system.h (abort): Likewise.
7013 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7015 * Makefile.in (stmp-multilib-sub): Make the files extracted
7016 from $(LIBGCC1) writable.
7018 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
7020 * config/arm/aout.h: Reformat for improved readability.
7022 * config/arm/arm.h: Reformat for improved readability.
7023 Replace uses of fprintf with asm_fprintf where appropriate.
7024 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
7025 function declaration assembler actions.
7026 (NUM_INTS): New macro: Convert from bytes to words.
7027 (NUM_REGS): New macro: Compute number of registers required to
7028 hold a quanitity of tyep MODE.
7029 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
7031 (NUM_ARG_REGS): New macro: The number of argument registers
7033 (ARG_REGISTER): New macro: Compute the register number of the Nth
7035 (LAST_ARG_REGNUM): New macro: The number of the last argument
7037 (SP_REGNUM): New macro: Register number of the stack pointer.
7038 (FP_REGNUM): New macro: Register number of the frame pointer.
7039 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
7040 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
7041 CUMULATIVE_ARGS so that it counts registers not bytes.
7043 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
7045 Replace uses of fprintf with asm_fprintf where appropriate.
7046 (output_ascii_pseudo_op): Replace with version from thumb.c
7048 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
7050 * config/arm/elf.h (CPP_PREDEFINES): Replace with
7052 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
7053 (ASM_FILE_START): Emit ASM_APP_OFF.
7055 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
7057 * pa.c (compute_frame_size): Round frame according to
7058 STACK_BOUNDARY rather than a hardwired value.
7060 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
7062 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
7064 * configure: Rebuilt.
7066 * configure.in (hppa*-*-linux*): New configuration.
7067 * configure: Rebuilt.
7068 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
7069 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
7070 * pa/pa-linux.h: New file.
7071 * pa/t-linux: New file.
7072 * pa/xm-linux.h: New file.
7074 * pa.c (hppa_legitimize_address): Change references from SImode to
7075 either Pmode or word_mode as appropriate.
7076 (emit_move_sequence, store_reg, load_reg): Likewise.
7077 (set_reg_plus_d, hppa_expand_prologue): Likewise.
7078 (output_mul_insn): Likewise.
7079 * pa.h (PROMOTE_MODE): Likewise.
7080 (INITIALZE_TRAMPOLINE): Likewise.
7081 (Pmode): Define to word_mode.
7083 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
7084 value of 4. Allocate 8 bytes for each FP register save.
7085 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
7087 (hppa_expand_prologue): Likewise.
7088 * pa.h (PROMOTE_MODE): Likewise.
7089 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
7090 (FUNCTION_ARG_BOUNDARY): Likewise.
7092 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
7094 * pa.c (out_of_line_prologue_epilogue): Delete.
7095 (override_options): Remove -mspace related code.
7096 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
7097 (compute_frame_size): Only allocate space for register that
7098 actually need to be saved.
7099 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
7100 (TARGET_SWITCHES): Remove -mspace, -mno-space
7101 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
7102 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
7103 * pa/ee.asm, pa/ee_fp.asm: Delete.
7105 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
7107 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
7108 directive in column zero.
7110 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
7112 * m68k.c (output_function_prologue): Fix computation of save mask
7113 when generating PIC code.
7115 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
7117 * tree.c (build_type_attribute_variant): Move current_obstack restore
7118 after build_qualified_type call.
7120 1999-07-15 Mark Mitchell <mark@codesourcery.com>
7122 * configure.in: Use t-iris6, even with GNU LD.
7123 * config/mips/iris6gld.h: Fix typo in linker spec.
7124 * config/mips/t-iris6gld: Remove.
7126 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
7128 * rs6000.md (insv, extzv): Remove SImode dependence in named
7129 patterns. Explicitly generate DImode RTL if PowerPC64 and
7131 (insvdi): Reverse start and size in instruction template.
7133 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
7135 * invoke.texi: Typo fixes.
7137 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
7139 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
7140 handle at this time instead of silently generating incorrect code.
7141 (gen_imagpart): Likewise.
7143 * reload.c (find_reloads): Emit a USE for a pseudo register without
7144 a hard register if we could not create an optional reload for the
7147 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7149 * c-typeck.c (output_init_element, process_init_element):
7150 When advancing constructor_unfilled_fields for a RECORD_TYPE,
7151 check for nameless bit fields.
7153 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
7155 * regclass.c (scan_one_insn): Notice subregs that change the
7156 size of their operand.
7157 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
7159 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
7161 * configure.in (alpha*-*-*): Include alpha/t-ieee.
7162 * configure: Rebuilt.
7163 * alpha/t-ieee: New file.
7165 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
7167 * rs6000.c (find_addr_reg): Do not select r0 as an address
7170 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
7172 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
7174 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
7176 * rs6000.md (movsf): Do not force easy FP constants into memory.
7178 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
7179 immed_double_const to ensure they are properly truncated then
7182 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7184 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
7185 always unless NO_DEBUG is used. Compile this code
7187 (replace_symbols_in_block): Compile it unconditionally.
7189 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
7191 * configure.in (i?86-*-elf*): New target.
7192 * configure: Rebuilt.
7193 * i386/i386elf.h, i386/t-i386elf: New files.
7195 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7197 * toplev.c (main): Don't complain about saying -gdwarf.
7198 (rest_of_compilation): Remove redundant code.
7200 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
7202 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
7204 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
7206 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
7207 "Li960R:", to avoid name clash.
7209 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7211 * loop.c (check_dbra_loop): When reversing a loop, delete all
7212 REG_EQUAL notes referencing the reversed biv except those which are
7213 for a giv based on it.
7215 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
7217 * version.c: Drop "gcc-" prefix from version #.
7219 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
7221 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
7222 the label if we're being verbose.
7224 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
7226 * m68k.c (output_function_prologue): Add pic register to mask
7227 if live and flag_pic.
7228 (output_function_epilogue): Likewise.
7230 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
7232 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
7233 directives in column zero.
7235 * pa/elf.h (ASM_FILE_START): Define.
7236 * pa/som.h (ASM_FILE_START): Include .level directives.
7237 * pa/hpux10.h (ASM_FILE_START): Delete.
7238 * pa/hpux11.h (ASM_FILE_START): Delete.
7240 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
7242 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7244 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
7245 when reload_out equals reload_in.
7247 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
7249 * invoke.texi (Spec Files): New node: Describe the contents of
7252 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
7254 * invoke.texi (DEC Alpha Options): Put @end table at
7255 beginning of line, to avoid confusing texi2html.
7257 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
7259 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
7260 introduced in previous delta.
7262 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7264 * reload1.c (gen_reload): When synthesizing a 3 operand add
7265 sequence, improve test for when to reload OP1 into the reload
7266 register instead of OP0.
7268 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
7270 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
7272 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
7274 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
7277 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
7279 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
7280 (va_dcl): Use __builtin_va_alist_t.
7282 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
7284 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
7285 on the permanent_obstack.
7286 * dwarfout.c (output_type): Likewise.
7288 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
7290 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7291 Merged from c-typeck.c and cp/typeck.c.
7292 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7293 Merged into c-common.
7295 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
7297 * c-lex.c (errorcount): Declare it.
7298 (finish_parse): Update errorcount when using CPPLIB.
7300 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
7302 * fixinc/inclhack.def(end_else_label): Double the backslash so
7303 sed gets a chance to see it.
7304 * fixinc/inclhack.sh: regen
7305 * fixinc/fixincl.x: regen
7307 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
7309 Add framework to support armv5 architecture when it becomes
7312 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
7313 (arm_arch5): New variable.
7314 (all_architectures): Add armv5 line.
7315 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
7316 -march=armv5 is specified on the command line.
7317 (arm_arch5): Export this variable.
7318 * invoke.texi: Document new string accepted by -march= switch for
7321 * config/arm/arm.h: Replace use of constant 12 as a register
7322 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7323 * config/arm/arm.c: Replace use of constant 12 as a register
7324 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7326 * config/arm/elf.h: Tidy up.
7327 * config/arm/coff.h: Tidy up.
7329 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
7331 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
7332 * gcc/config/mips/t-iris6gld: New file.
7333 * gcc/config/mips/iris6gld.h: Likewise.
7335 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
7337 * c-decl.c (widest_integer_literal_type_node,
7338 widest_unsigned_literal_type) : New.
7339 (init_decl_processing): Handle/use the two new types.
7340 * c-common.c (type_for_size,type_for_mode) : Same.
7341 * c-lex.c (yylex) : Same.
7342 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7344 * c-tree.h (widest_integer_literal_type_node,
7345 widest_unsigned_literal_type) : New.
7347 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
7349 * dwarfout.c (field_byte_offset): Correctly compute the object's
7350 byte offset for the first bit of a field which crosses an alignment
7351 boundary on a !BYTES_BIG_ENDIAN target.
7353 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
7355 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
7358 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
7359 Jeff Law <law@cygnus.com>
7361 * ginclude/varargs.h (va_dcl): Use word_mode for type of
7364 * except.c: Include intl.h.
7365 (expand_eh_return): Set current_function_cannot_inline.
7366 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
7367 * function.h (struct function): Add eh_return_stub_label.
7368 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
7369 * Makefile.in (except.o): Depend on intl.h.
7371 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
7373 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
7374 same as offsettable in cases 1 and 2.
7376 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
7378 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
7379 (extlh, extwh): Likewise.
7381 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
7383 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
7385 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
7387 * configure.in: Add arm-pe and thumb-pe targets.
7388 * configure: Regenerate.
7390 * thumb.c (arm_naked_function_p): New function: Determines if
7391 a function is naked (has no gcc generated prologue/epilogue).
7392 (is_called_in_ARM_mode): Return true if the func has the
7393 interfacearm attribute.
7394 (output_return): Do not generate a return for naked functions.
7395 (thumb_function_prologue): Do not generate a prologue for
7397 (thumb_expand_prologue): Do not generate a prologue for naked
7399 (thumb_expand_epilogue): Do not generate an epilogue for naked
7401 (arm_valid_machine_decl_attribute): New function, copied from
7402 arm.c: Permit naked and interfacearm attributes.
7404 * config/arm/pe.c: New file: Support code for arm-pe target.
7405 * config/arm/pe.h: New file: Header file for arm-pe target.
7406 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7407 * config/arm/t-thumb-pe: New file: Makefile fragment for
7410 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7412 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7413 -fPIC or -fpic is specified.
7415 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7417 * expr.c (emit_block_move): Use copy_to_mode_reg for
7418 !TARGET_MEM_FUNCTIONS case too.
7420 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7422 * configure: Rebuilt.
7423 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7424 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7425 definitions made redundant by dbxelf.h inclusion. Delete
7426 lots of definitions related to assembly output that are
7427 specific to the SOM object format.
7428 * pa.c (output_function_prologue): Do not emit the function's
7430 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7431 * pa-pro.h: Deleted.
7432 * som.h: New file with SOM specific definitions.
7433 * elf.h: New file with ELF specific definitions.
7435 * elfos.h (const_section): Output a tab before assembler directives.
7436 (ctors_section, dtors_section): Likewise.
7437 (ASM_OUTPUT_SECTION_NAME): Likewise.
7439 * pa/pa1.h: Delete unused file.
7441 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7443 * configure.in (hppa*-hp-hpux11*): New configuration.
7444 * configure: Rebuilt.
7445 * pa/pa-hpux11.h: New file.
7446 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7449 * mips.md (leasi, leadi): New patterns.
7451 * expr.c (emit_block_move): Properly handle case where one of the
7452 block move arguments has a queued increment or decrement.
7453 (clear_storage): Similarly. Fix formatting goof.
7455 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7457 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7458 semicolon from the BSD VA_LIST replacement expression.
7460 * fixinc/inclhack.sh: regen
7461 * fixinc/fixincl.x: regen
7463 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7464 now use the fixincl program.
7466 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7468 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7469 case. Also make the PIC register call_used.
7471 * m68k.h (FINALIZE_PIC): Delete.
7472 * m68k.c (finalize_pic): Delete.
7474 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7476 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7479 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7481 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7483 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7485 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7487 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7489 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7491 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7493 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7495 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7497 * rs6000.c (output_toc): Always use hex values for floating-point
7498 constants. Store single-precision values in upper-half of TOC
7499 entry in 64-bit mode.
7500 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7501 to final constraints.
7502 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7503 (fctiwz): Improve accuracy of RTL for pattern.
7505 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7507 * expr.c (expand_expr): Allow RTL_EXPR's through the
7508 MAX_INTEGER_COMPUTATION_MODE checks.
7510 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7512 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7513 such that MASK_SUPPORT_ARCH is not negative.
7515 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7517 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7518 ADDR_DIFF_VEC insns that appear inside loops.
7520 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7521 Jeff Law <law@cygnus.com>
7523 * rs6000.md (movdf_hardfloat32): Revert previous patch.
7524 Handle LO_SUM the same as offsettable in cases 1 and 2.
7525 * rs6000.c (find_addr_reg): Revert previous patch.
7527 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
7529 * system.h (strstr): New external function declaration.
7530 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
7531 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
7532 * config.in, configure: Rebuilt.
7534 1999-06-24 Tom Tromey <tromey@cygnus.com>
7536 * gcc.c (main): Read user-specified specs files after computing
7537 additional startfile_prefixes.
7539 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
7541 Revert these two patches:
7543 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7544 * loop.c (strength_reduce): When doing biv->giv conversion, update
7545 reg note of NEXT->insn.
7547 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7548 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7550 (recombine_givs): Set ix field after sorting.
7552 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7554 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
7555 for the parts of an UNSPEC / UNSPEC_VOLATILE.
7557 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
7559 *fixinc/inclhack.def: Add fix development commentary
7560 (read_ret_type): reactivate and add selection clause
7561 (zzz_*): tweak output file name to match what is used in hackshell.tpl
7562 *fixinc/{fixincl.x|inclhack.sh}: regen
7564 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
7566 * expr.c (expand_expr): STRIP_NOPS before checking against
7567 MAX_INTEGER_COMPUTATION_MODE
7568 (check_max_integer_computation_mode): Likewise.
7570 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
7572 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
7574 1999-06-22 Jim Wilson <wilson@cygnus.com>
7576 * expr.c (store_expr): When target is a promoted subreg, return a
7577 promoted subreg as a result.
7579 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
7581 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7583 (dwarf2out_define): Mark unused parameters appropriately.
7584 (gen_unspecified_parameters_die): Ditto.
7585 (gen_subprogram_die): Fix signed/unsigned warnings.
7586 (gen_variable_die): Ditto.
7588 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7590 * fixinc/inclhack.def(end_else_label): combined else_label
7591 and endif_label and fixed the sed expression.
7592 *fixinc/{fixincl.x|inclhack.sh}: regen
7594 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7596 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7597 'x' when handling non-offsettable addresses
7599 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7601 * final.c (shorten_branches): Don't try to split an insn that has
7604 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7606 * config/mips/mips.c (symbolic_expression_p): New function.
7607 (mips_select_rtx_section): Put symbolic expressions in the
7608 data section, not the read-only data section.
7610 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7612 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7614 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7616 * collect2.c (main): Log frame table count.
7617 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7618 (scan_prog_file) [COFF]: Handle frame tables.
7620 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7621 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7622 * alpha/elf.h: Undef them again.
7623 * alpha/vms.h: Remove their definitions.
7625 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7627 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7628 remove the clobber of r0 and change the REG_UNUSED note to
7631 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7633 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7634 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7635 fits in HOST_WIDE_INT and one uses union to access a long constant
7638 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7640 * sparc.c (sparc_override_options): Don't allow profiling for
7641 code models other than medlow.
7642 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7643 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7644 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7645 (sparc_block_profiler): Likewise.
7646 (sparc_function_block_profiler_exit): Likewise.
7647 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7648 (FUNCTION_BLOCK_PROFILER): Likewise.
7649 (BLOCK_PROFILER): Likewise.
7650 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7651 (MCOUNT_FUNCTION): New.
7652 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7653 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7654 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7655 (MCOUNT_FUNCTION): New.
7656 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7657 (BLOCK_PROFILER): Delete.
7658 (MCOUNT_FUNCTION): New.
7660 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7662 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7664 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7666 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7669 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7672 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7675 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7678 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7680 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7683 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7685 * i386/djgpp.h (LIB_SPEC): New.
7686 (STARTFILE_SPEC): New.
7688 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7690 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7692 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7695 * system.h (WSTOPSIG): New macro.
7697 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7699 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7701 (insert_pack_attributes): Take into account member natural
7704 * i386/winnt.c (exports_head): New static variable.
7705 (i386_pe_record_exported_symbol): New function.
7706 (i386_pe_asm_file_end): Use.
7707 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7708 symbols to be emitted at end of assembly.
7709 (ASM_DECLARE_OBJECT_NAME): Likewise.
7710 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7712 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7715 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7717 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7720 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7722 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7723 zapping reg_last_uses directly.
7724 (sched_analyze_2, sched_analyze_insn): Likewise.
7725 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7727 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7729 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7730 attributes for cases 1 and 2.
7732 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7734 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7737 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7739 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7741 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7743 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7744 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7745 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7746 must be stacked if it is used for PIC accesses.
7747 * arm.c (use_return_insn): Handle PIC register specially.
7748 (output_return_instruction): Likewise.
7749 (output_func_{prologue,epilogue}): Likewise.
7750 (output_expand_prologue): Likewise.
7752 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7753 (*strsi_predec): Renamed from *strqi_predec.
7754 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7755 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7757 * arm.c (arm_override_options): Remove warning about PIC code
7758 not being supported.
7760 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7762 * rs6000.c (find_addr_reg): New function.
7763 * rs6000.h (find_addr_reg): Declare.
7764 (offsettable_addr_operand): Delete.
7765 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7766 from and stores to GPRs.
7768 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7770 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7771 gen_sequence as argument to emit_no_conflict_block.
7773 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7775 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7776 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7777 *fixinc/fixincl.x: regen
7778 *fixinc/inclhack.sh: regen
7780 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7782 * added support for -mpcrel (PC relative addressing for m68k)
7783 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7784 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7785 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7786 (comments for general_src_operand): Add some explanation
7787 about EXTRA_CONSTRAINTS.
7788 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7789 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7790 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7791 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7792 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7793 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7794 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7796 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7797 * m68k.h (TARGET_PCREL): New target flag.
7798 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7799 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7800 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7801 contains a SYMBOL_REF. Relax this constraint during reload, since
7802 we want to use the predicates, not reload's built-in concept of a
7803 valid memory address, to control what insns need reloading.
7804 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7805 operands (essentially 'g', 'm', and 's' under normal circumstances).
7806 * m68k.c (print_operand): Cause printing of pc-relative addresses
7807 to include pc register.
7808 (print_operand_address): Ditto.
7809 (general_src_operand): Accept operands that are not only
7810 general_operands, but are also valid when used as a pc-relative
7812 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7813 (memory_src_operand): Similar, for memory_operands.
7814 (pcrel_address): New predicate to accept the special case of a
7815 pc-relative address.
7816 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7817 QImode insns to accept *_src_operand instead of *_operand where
7818 pc-relative operands can fit. For example, a pc-relative operand
7819 can be used as a memory source operand for addsi3, but not as a
7821 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7823 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7825 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7826 .thumb_set pseudo op to mark aliases of thumb functions.
7828 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7830 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7831 preference to ASM_OUTPUT_DEF, if it is defined.
7833 * tm.texi: Document new, optional target macro
7834 ASM_OUTPUT_DEF_FROM_DECLS.
7836 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7838 * fixincludes: ISCNTL patch
7839 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7840 (dgux_int_varargs): new for DG/UX
7841 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7843 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7845 * invoke.texi (ia32 options): Fix typo.
7847 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7849 * loop.c (strength_reduce): When doing biv->giv conversion, update
7850 reg note of NEXT->insn.
7852 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7854 * loop.c (move_movables): Note issues with replacing REGs with
7856 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7858 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7860 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7862 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7863 the reference to `mcount' was not correct for the ELF on FreeBSD.
7865 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7867 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7870 (recombine_givs): Set ix field after sorting.
7872 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7874 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7875 to safe to extract a subword out of a REG.
7877 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7879 * sh.md (mulsi3): Don't add a no-op move at the end.
7881 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7883 * cse.c (cse_insn): Don't put hard register source into tables for
7884 the last insn of a libcall.
7886 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7888 * loop.c (strength_reduce): Insert sets of derived givs at every
7889 biv increment, even if it's the only one.
7891 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7893 * dwarfout.c (add_incomplete_type): New fn.
7894 (output_type): Call it.
7895 (retry_incomplete_types): New fn.
7896 (dwarfout_finish): Call it.
7898 From Eric Raskin <ehr@listworks.com>:
7899 (output_type): Output types for bases.
7901 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7903 * mips.c (mips_output_conditional_branch): Add `break'
7904 between `default' label and `close braces'.
7906 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7908 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7909 specifications and make it realistic.
7910 (LIB_SPEC): Likewise.
7912 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7914 * config/mips/mips.c (mips_secondary_reload_class): Check for
7915 (PLUS (SP) (REG)) and return appropriate register class.
7916 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7917 Handle (PLUS (SP) (REG)).
7918 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7919 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7920 of emit_insn for tablejump.
7922 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7924 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7925 asm_fprintf format string by itself.
7926 (output_function_profiler): Likewise.
7928 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7930 * combine.c (simplify_logical, case AND): Only call
7931 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7932 or the constant is positive.
7934 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7936 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7937 * configure: Regenerate.
7939 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7941 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7942 require a sub-version #.
7943 * configure: Rebuilt.
7945 1999-06-14 Robert Lipe (robertlipe@usa.net)
7947 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7949 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7951 * c-typeck.c (process_init_element): Detect excess elements in
7952 char array initializer.
7954 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7956 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7958 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7960 * invoke.texi (Option Summary): Add -fpermissive flag.
7962 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7964 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7965 that require PIC code sequences.
7967 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7969 * configure.in: Add new target: thumb-elf.
7970 * configure: Regenerate.
7971 * config/arm/t-thumb-elf: New file: Makefile fragment for
7973 * config/arm/telf.h: New file: Header file for thumb-elf
7976 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7978 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7979 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7980 initializers is some circumstances.
7982 * fixinc/inclhack.def (endif_label): Add additional selector for
7983 more bogus stuff after #endif statements.
7984 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7986 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7988 * i386/cygwin.h (SET_ASM_OP): Define.
7990 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7992 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7994 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7996 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7999 * sh.md (ic_invalidate_line_i): Remove second alternative.
8001 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8003 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
8004 test for the presence of valid prototypes. Delete bypass expr.
8005 (ioctl_fix_ctrl): Correct the selection expression.
8006 (no_double_slash): Correct quoting rules
8007 *fixinc/fixincl.x: regen
8008 *fixinc/inclhack.sh: regen
8010 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
8012 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
8014 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8016 * rs6000.md (movsi_got_internal_mem): Delete.
8017 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
8018 (GOT_TOC_REGNUM): Delete.
8019 (PIC_OFFSET_TABLE_REGNUM): Define.
8020 (FINALIZE_PIC): Disable.
8021 * rs6000.c (rs6000_got_register): New code for fixed pic register.
8022 (rs6000_replace_regno): Delete.
8023 (rs6000_finalize_pic): Likewise.
8024 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
8026 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8028 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
8029 is a note; use <= for the compare; advance P while it is
8032 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
8034 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
8035 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
8037 * varasm.c (remove_from_pending_weak_list): Verify t->name
8038 is non-NULL before passing it to strcmp.
8040 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8042 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
8043 the typed arguments are not part of a comment
8044 (ioctl_fix_ctrl): Added a purpose comment
8045 *fixinc/fixincl.x: regenerate
8046 *fixinc/inclhack.sh: regenerate
8048 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8050 * invoke.texi: Add C4x invocation docs.
8052 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8054 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
8056 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
8058 (c4x_legitimize_reload_address): New function.
8059 * config/c4x/c4x.md: Update docs.
8061 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
8063 * fixincludes: Avoid removing '.'.
8064 * fixinc/fixinc.svr4: Likewise.
8065 * fixinc/fixinc.winnt: Likewise.
8066 * fixinc/inclhack.tpl: Likewise.
8067 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
8069 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8071 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
8073 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
8075 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
8077 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
8080 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
8082 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
8083 * configure: Regenerate.
8085 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
8087 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
8090 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
8092 * fixinc/inclhack.def (avoid_bool): Also catch
8093 "typedef [unsigned] int bool".
8094 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8096 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
8097 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
8098 * configure: Rebuilt.
8100 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
8102 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
8103 such that we can override its definitions if necessary.
8104 (CPP_SPEC): New define. Support processor specific predefines via
8106 (CC1_SPEC): New define. Support processor specific compiler
8107 options via %(cc1_cpu).
8108 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
8111 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8113 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
8114 between sed's -e flag, and the open-quote following it.
8115 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
8117 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
8118 Jeffrey A Law (law@cygnus.com)
8120 * varasm.c (assemble_start_function): Remove the function
8121 from the pending weak decls list when we define a function.
8122 (assemble_variable): Similarly for variables.
8123 (weak_finish): Ignore items on the list with a NULL name.
8124 (remove_from_ending_weak_list); New function to "remove" an item
8125 from the pending weak declarations list.
8127 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8129 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
8131 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
8133 * c-lex.c (GETC): Redefine to call getch.
8134 (UNGETC): Redefine to call put_back.
8135 (putback_buffer): New structure type.
8136 (putback): New static structure.
8137 (getch): New function.
8138 (put_back): New function.
8139 (yylex): Replace unused bytes from bad multibyte character.
8141 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
8143 * cpplib.c (do_define): Cast `alloca' return value.
8144 (do_include, do_undef, do_pragma): Likewise.
8145 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
8147 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
8148 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
8150 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
8152 * sparc.md (abstf2): This should be an expand.
8153 (split after abstf2_notv9): Fix mode.
8154 (abstf2_hq_v9): New pattern.
8155 (abstf2_v9): Only use when no hard quad.
8156 (absdf2_v9): Fix if target is not the same as source.
8157 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
8158 Add correct output constraints.
8160 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
8162 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
8163 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
8165 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
8167 * mips.h (mips_output_conditional_branch): New function.
8168 (mips_adjust_insn_length): Likewise.
8169 (ASSEMBLER_SCRATCH_REGNUM): New macro.
8170 (ADJUST_INSN_LENGTH): Likewise.
8171 * mips.c (print_operand): Add `F' and `W' for floating-point
8173 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
8175 (mips_adjust_insn_length): New function.
8176 (mips_output_conditional_branch): New function.
8177 * mips.md (length): Adjust attribute definition to handle
8178 conditional branches. Change lengths to bytes, rather than
8179 instructions throughout. Remove length attribute from
8180 instructions whose length is four bytes, and rely on the default
8182 (dslot): Fix typo in comment.
8183 Reword conditional branch patterns to use
8184 mips_output_conditional_branch.
8186 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8188 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
8189 (LIB_SPEC): Likewise.
8190 Link with -lprof1_r for -g/-pg.
8192 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8194 * loop.c (check_dbra_loop): Fix change of Jan 19.
8196 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
8198 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
8199 (STARTFILE_SPEC): Define, override the svr4.h version.
8200 (ENDFILE_SPEC): Likewise.
8202 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
8204 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
8205 * fixinc/fixincl.x: Regenerated.
8206 * fixinc/inclhack.sh: Regenerated.
8208 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8210 * sh.c (barrier_align): Don't return early for normal branch/barrier
8211 when optimizing for SH2.
8213 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
8215 * i386/udk.h (LINK_SPEC): Correct linker search path for
8218 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8220 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
8221 (braf_label_ref_operand): Delete.
8222 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
8223 * sh.md (casesi_jump_2): Operand1 is now the inside of a
8224 label_ref, and has no predicate.
8225 The patten has a predicate to guard against invalid substitutions.
8226 (dummy_jump): Delete.
8227 (casesi): Update use of casesi_jump_2.
8229 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8231 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
8232 *fixinc/fixincl.x: regenerate
8233 *fixinc/inclhack.sh: regenerate
8235 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
8237 * dwarf2out.c (add_incomplete_type): New fn.
8238 (gen_struct_or_union_type_die): Call it.
8239 (retry_incomplete_types): New fn.
8240 (dwarf2out_finish): Call it.
8242 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
8244 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
8245 current block starts with a CODE_LABEL and ends with a CALL and
8246 we can not find all the argument setup instructions for the CALL.
8248 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
8251 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8252 something is a candidate for optimize_bit_field_compare.
8254 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8256 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
8258 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
8260 * alpha.c (override_options): Thinko in last patch.
8262 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
8263 (LIB_SPEC): Recognize -pthread.
8265 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
8267 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
8268 definition in config/arm/coff.h
8269 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
8271 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8273 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
8274 fixes that need "file=xxx\n" prepended before invocation
8275 (start_fixer - new): starting the fixer process is complex enough
8276 to warrent its own routine. It prepends the "file=xxx\n" stuff.
8277 (process): uses the new routine; omit usage of putenv()
8278 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
8279 * fixinc/fixincl.x: regenerate
8281 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
8283 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
8284 and version #s (1.1 -> 2.96) as needed.
8285 * README.g77: Kill way out of date file in the toplevel directory.
8287 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
8289 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
8290 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
8291 * configure: Rebuilt.
8292 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
8293 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
8294 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
8295 (SWITCH_TAKES_ARG): Likewise.
8296 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
8297 * config/t-freebsd: Moved from config/i386/ so it can used for all
8300 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
8302 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
8304 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
8306 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
8307 * configure: Rebuilt.
8309 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
8311 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
8312 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
8313 * rs6000/rs6000.c (rs6000_file_start): Use putc.
8314 (rs6000_output_load_toc_table): Same.
8315 (output_prolog, output_mi_thunk): Same.
8316 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
8317 (ASM_GLOBALIZE_LABEL): Use putc.
8319 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
8321 * alpha.md (reload_*_help): New patterns and splitters.
8322 (reload_*): Use them.
8323 (mov[qh]i): Likewise.
8325 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
8327 * cccp.c (handle_directive): Handle backslash-newlines in quoted
8330 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
8332 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
8334 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
8336 * flow.c (mark_regs_live_at_end, insn_dead_p,
8337 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
8338 and HARD_FRAME_POINTER_REGNUM special treatment if reload
8339 hasn't run or the frame pointer is needed.
8340 * haifa-sched.c (attach_deaths): Likewise.
8341 * sched.c (attach_deaths): Likewise.
8343 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
8345 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
8346 calculate_can_reach_end returns nonzero.
8348 * configure.in (native gas tests): Search for an assembler in the
8349 same manner that the installed compiler will.
8350 * configure: Rebuilt.
8351 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
8353 * alias.c (find_base_term): Improve handling of addresses
8354 constructed from binary operations.
8356 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
8358 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
8360 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
8362 * function.h (cleanup_label, frame_offset): Declare.
8363 (tail_recursion_label, tail_recursion_reentry): Likewise.
8364 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8365 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
8366 (tail_recursion_label, tail_recursion_reentry): Likewise.
8367 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8369 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
8371 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
8373 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
8374 (MAX_OFILE_ALIGNMENT): Define.
8376 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
8378 * fixincl.c: Replace local include scheme with #includes of
8379 gansidecl.h and system.h.
8380 * procopen.c: Likewise.
8381 * server.c: Likewise.
8383 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
8385 * i386/t-dgux (EXTRA_PARTS): Add crti.o
8386 (crti.o): Add build rule and dependencies.
8387 * fixinc/fixinc.dgux: Use modified _int_varargs.h
8389 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8391 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
8392 (LIB_LINUX_SPEC): Likewise.
8393 (LIB_LINUX_SPEC): Add support for -pthread
8394 (CPP_OS_LINUX_SPEC): Likewise.
8395 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
8398 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8400 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8402 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8403 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8404 for IEEE math and CC_FCOMI.
8405 (put_jump_code): No IEEE if CC_FCOMI is set.
8407 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8409 * fold-const.c (fold_truthop): Make the field reference unsigned
8410 when converting a single bit compare.
8412 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8414 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8416 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8418 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8419 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8422 * reload.c (push_reload): Do not call remove_address_replacements
8423 when presented with identical optional reloads.
8425 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8427 * alpha.h (MASK_FIX, TARGET_FIX): New.
8428 (MASK_*): Reorganize constants.
8429 (CPP_AM_FIX_SPEC): New.
8430 (TARGET_SWITCHES): Add FIX.
8431 (EXTRA_SPECS): Likewise.
8432 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8433 (SECONDARY_MEMORY_NEEDED): Likewise.
8434 (REGISTER_MOVE_COST): Likewise.
8435 * alpha.c (override_options): Add FIX support. Always use
8436 ALPHA_TP_PROG for ev6.
8437 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8438 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8439 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8441 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8443 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8444 something is a candidate for optimize_bit_field_compare.
8446 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8448 * gcc.texi (Passes): Document branch-shortening.
8449 * invoke.texi (Debugging Options): Document the fact that `-dp'
8450 outputs length information for instructions.
8452 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8454 * flow.c: Revert previous delta.
8456 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8458 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8459 FRAME_POINTER_REGNUM.
8460 (mark_set_1): Ditto.
8461 (mark_used_regs): Ditto.
8463 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8465 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8466 (GOT_PCREL): New macro. Define to 1 if not already defined.
8467 * arm/elf.h (GOT_PCREL): Define to 0.
8468 * arm.c (arm_finalize_pic): Take into account the setting of
8471 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8473 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8474 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8476 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8477 store elimination candidates.
8479 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8481 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8484 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8486 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8487 Add use of x-aix41-gld.
8489 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8491 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8492 (ASM_OUTPUT_DESTRUCTOR): Define.
8494 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8496 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8497 last CODE_LABEL in a loop if we have previously passed a jump
8498 to the top of the loop.
8500 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8502 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8503 applying Philip's patch.
8505 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8507 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8510 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8512 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8514 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8516 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8517 Also remove a useless comment.
8519 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8521 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
8523 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
8525 * collect2.c (main): Only generate import or export file and add
8526 to link arguments if non-empty. Use xmalloc not alloca.
8527 (write_{export,import}_file): Delete.
8528 (write_aix_file): New function.
8529 (locatelib): Use xmalloc not malloc.
8530 (GCC_OK_SYMBOL): Do not check type if aix64.
8532 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
8534 Based on patch by Scott Bambrough and Pat Beirne:
8535 * config/arm/arm.c (making_const_table): New variable.
8536 * config/arm/arm.h (making_const_table): Declare.
8537 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
8539 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
8540 Keep track of when we are building the constant table.
8542 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
8544 * config/arm/arm.c (arm_override_options): Fix erroneous warning
8547 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
8549 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
8552 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
8554 * tm.texi (FUNCTION_ARG): Correct description of a stack element
8557 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
8559 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
8561 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8563 * rs6000.c (output_mi_thunk): Enable full support again.
8565 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8567 * sh.h (BRANCH_COST): Define.
8569 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
8571 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
8573 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
8575 * function.c (assign_stack_local): Align stack slot propertly.
8576 (assign_outer_stack_local): Likewise.
8578 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
8580 * expr.h (lang_expand_constant): Declare.
8581 * toplev.c (lang_expand_constant): Define it.
8582 * varasm.c (output_constant): Use it.
8584 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8586 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8587 Change function definitions to K&R style.
8589 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8591 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8593 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8595 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8596 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8597 (several places): omit static initialization
8598 (process): use single fd, since only the read fd is used
8599 * fixinc/gnu-regex.c: define 'const' away, if not supported
8600 * fixinc/procopen.c(several places): omit static initialization
8601 * fixinc/server.c: define 'volitile' away, if not supported
8603 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8605 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8606 asm_fprintf and %L to generate the label name.
8607 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8608 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8610 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8612 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8613 insn for a conditional jump can not be found.
8615 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8617 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8618 on variables in specific sections other than .sbss and .sdata.
8620 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8622 * stmt.c (expand_return): Call start_cleanup_deferral and
8623 end_cleanup_deferral around conditional code.
8625 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8627 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8628 filename lists. Utilizes new "krstr" AutoGen function.
8629 * fixinc/fixincl.x: Rebuilt.
8631 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8633 * i386.c (output_float_compare): Avoid GNU-C extensions.
8635 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8637 * version.c: Bump to distinguish mainline tree from the
8640 See ChangeLog.1 for earlier changes.
8643 add-log-time-format: current-time-string
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